/* ==========================================================================
   AG CAM DÜNYASI - Modern Mimari Cam & Yaşam Alanları Tasarım Sistemi
   %100 Mobile-First Responsive CSS3 Architecture
   ========================================================================== */

:root {
    --c-navy-950: #060d18;
    --c-navy-900: #0b172a;
    --c-navy-800: #13233f;
    --c-navy-700: #1e355e;
    --c-primary: #0284c7;
    --c-primary-dark: #0369a1;
    --c-primary-light: #38bdf8;
    --c-primary-soft: #e0f2fe;
    --c-accent: #f59e0b;
    --c-accent-dark: #d97706;
    --c-whatsapp: #16a34a;
    --c-whatsapp-dark: #15803d;

    --c-bg: #f8fafc;
    --c-surface: #ffffff;
    --c-surface-alt: #f1f5f9;
    --c-border: #e2e8f0;
    --c-border-strong: #cbd5e1;
    --c-text: #1e293b;
    --c-text-muted: #475569;
    --c-text-light: #64748b;

    --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --shadow-xs: 0 1px 3px rgba(11, 23, 42, 0.05);
    --shadow-sm: 0 4px 14px rgba(11, 23, 42, 0.06);
    --shadow-md: 0 12px 28px -6px rgba(11, 23, 42, 0.1), 0 6px 12px -6px rgba(11, 23, 42, 0.05);
    --shadow-lg: 0 22px 45px -12px rgba(11, 23, 42, 0.18);
    --shadow-glow: 0 10px 26px -6px rgba(2, 132, 199, 0.4);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --transition: 0.26s cubic-bezier(0.22, 1, 0.36, 1);

    --container-max: 1280px;
    --header-height: 82px;
}

/* ==========================================================================
   1. RESET & TEMEL STİLLER
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

[hidden] {
    display: none !important;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    color: var(--c-text);
    background-color: var(--c-bg);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body.is-locked {
    overflow: hidden;
}

img,
svg,
video,
iframe {
    max-width: 100%;
    display: block;
}

img {
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition), background-color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

ul,
ol {
    list-style: none;
}

button,
input,
select,
textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
}

button {
    cursor: pointer;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--c-navy-900);
    line-height: 1.24;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Yardımcı Sınıflar */
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.text-center { text-align: center; }
.text-muted, .small-muted { color: var(--c-text-muted); }

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    z-index: 9999;
    background: var(--c-primary);
    color: #fff;
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.skip-link:focus {
    top: 1rem;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   2. KONTEYNER & BÖLÜMLER (SECTIONS)
   ========================================================================== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 1.15rem;
}

@media (min-width: 768px) {
    .container {
        padding-inline: 2rem;
    }
}

.section {
    padding-block: 3.5rem;
}

@media (min-width: 992px) {
    .section {
        padding-block: 5.25rem;
    }
}

.bg-surface {
    background-color: var(--c-surface-alt);
}

.bg-dark-gradient {
    background: linear-gradient(135deg, var(--c-navy-950) 0%, var(--c-navy-800) 100%);
    color: #f8fafc;
}

.section-header {
    margin-bottom: 2.25rem;
}

.section-header.text-center {
    max-width: 780px;
    margin-inline: auto;
}

.section-header.light .section-title {
    color: #ffffff;
}

.section-header.light .section-lead {
    color: #cbd5e1;
}

.section-header-flex {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2.25rem;
}

@media (min-width: 768px) {
    .section-header {
        margin-bottom: 3rem;
    }
    .section-header-flex {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
        margin-bottom: 2.75rem;
    }
}

.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--c-primary);
    background: var(--c-primary-soft);
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.85rem;
}

.section-header.light .section-eyebrow {
    background: rgba(56, 189, 248, 0.16);
    color: var(--c-primary-light);
    border: 1px solid rgba(56, 189, 248, 0.3);
}

.section-title {
    font-size: clamp(1.6rem, 3vw, 2.35rem);
    margin-bottom: 0.75rem;
}

.section-lead {
    font-size: 1.02rem;
    color: var(--c-text-muted);
    max-width: 68ch;
}

.section-header.text-center .section-lead {
    margin-inline: auto;
}

/* Word Rotator */
.word-rotator {
    display: inline-block;
    color: var(--c-primary);
    padding-inline: 0.25rem;
    border-bottom: 3px solid var(--c-accent);
    transition: opacity 0.24s ease, transform 0.24s ease;
}

.word-rotator.is-switching {
    opacity: 0;
    transform: translateY(6px);
}

/* ==========================================================================
   3. BUTONLAR
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 700;
    line-height: 1.2;
    padding: 0.82rem 1.45rem;
    border-radius: var(--radius-md);
    border: 1.5px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition);
}

.btn-lg {
    padding: 0.98rem 1.75rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-navy-800) 100%);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: var(--c-whatsapp);
    color: #ffffff;
}

.btn-whatsapp:hover {
    background: var(--c-whatsapp-dark);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-outline {
    border-color: var(--c-border-strong);
    color: var(--c-navy-900);
    background: var(--c-surface);
}

.btn-outline:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
    background: var(--c-primary-soft);
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #ffffff;
}

.btn-light {
    background: #ffffff;
    color: var(--c-navy-900);
    box-shadow: var(--shadow-sm);
}

.btn-light:hover {
    background: var(--c-primary-soft);
    color: var(--c-primary-dark);
    transform: translateY(-2px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.35);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.26);
    border-color: #ffffff;
    transform: translateY(-2px);
}

/* ==========================================================================
   4. TOPBAR & ANA HEADER / NAVİGASYON
   ========================================================================== */
.topbar {
    background: var(--c-navy-950);
    color: #cbd5e1;
    font-size: 0.8125rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    display: none;
}

@media (min-width: 992px) {
    .topbar {
        display: block;
    }
}

.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 0.55rem;
    gap: 1rem;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.topbar-slogan {
    color: var(--c-primary-light);
    font-weight: 600;
}

.topbar-slogan i,
.topbar-address i {
    margin-right: 0.3rem;
    color: var(--c-primary-light);
}

.topbar-divider {
    color: rgba(255, 255, 255, 0.2);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.topbar-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: #e2e8f0;
    font-weight: 500;
}

.topbar-link:hover {
    color: var(--c-primary-light);
}

.topbar-whatsapp i {
    color: #4ade80;
}

.topbar-socials {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding-left: 0.75rem;
    border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.topbar-socials a {
    width: 26px;
    height: 26px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
}

.topbar-socials a:hover {
    background: var(--c-primary);
    color: #ffffff;
}

/* Ana Sticky Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 2050;
    background: #ffffff;
    border-bottom: 1px solid var(--c-border);
    transition: box-shadow var(--transition), background-color var(--transition);
}

@media (min-width: 1120px) {
    .site-header {
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(14px);
    }
}

.site-header.is-scrolled {
    box-shadow: var(--shadow-md);
    background: #ffffff;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
    gap: 0.75rem;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    flex-shrink: 0;
}

.brand-logo img {
    height: 42px;
    width: auto;
    object-fit: contain;
}

@media (min-width: 768px) {
    .brand-logo {
        gap: 0.65rem;
    }
    .brand-logo img {
        height: 50px;
    }
}

.brand-text {
    display: flex;
    flex-direction: column;
    white-space: nowrap;
}

@media (min-width: 1120px) and (max-width: 1359px) {
    .brand-text {
        display: none;
    }
}

.brand-title {
    font-family: var(--font-heading);
    font-size: 0.96rem;
    font-weight: 800;
    color: var(--c-navy-900);
    line-height: 1.15;
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.brand-sub {
    font-size: 0.71rem;
    font-weight: 600;
    color: var(--c-primary);
    white-space: nowrap;
}

@media (min-width: 768px) {
    .brand-title {
        font-size: 1.02rem;
    }
    .brand-sub {
        font-size: 0.74rem;
    }
}

/* Navigasyon - Mobil Çekmece (Mobile-First) ve Masaüstü Yatay Menü */
@media (max-width: 1119px) {
    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: min(88vw, 360px);
        height: 100dvh;
        background: var(--c-navy-900);
        color: #ffffff;
        z-index: 2000;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        padding: 5rem 1.35rem 1.5rem;
        overflow-y: auto;
        box-shadow: var(--shadow-lg);
        transform: translateX(100%);
        visibility: hidden;
        transition: transform 0.32s var(--ease), visibility 0.32s;
    }

    .main-nav.is-open {
        transform: translateX(0);
        visibility: visible;
    }

    .nav-list {
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }

    .nav-item {
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        position: relative;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
    }

    .nav-link {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0.85rem 0.25rem;
        font-family: var(--font-heading);
        font-size: 0.98rem;
        font-weight: 600;
        color: #f1f5f9;
        text-align: left;
    }

    .nav-item.active > .nav-link {
        color: var(--c-primary-light);
    }

    .mobile-submenu-btn {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-sm);
        background: rgba(255, 255, 255, 0.08);
        color: var(--c-primary-light);
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .dropdown-trigger-link > i {
        display: none;
    }

    .dropdown-menu {
        width: 100%;
        display: none;
        padding: 0.35rem 0 0.75rem 0.85rem;
        border-left: 2px solid var(--c-primary-light);
        margin-bottom: 0.5rem;
    }

    .nav-item.is-open > .dropdown-menu {
        display: block;
    }

    .dropdown-item {
        display: flex;
        align-items: flex-start;
        gap: 0.65rem;
        padding: 0.5rem 0.4rem;
        color: #cbd5e1;
        font-size: 0.88rem;
    }

    .dropdown-item:hover {
        color: #ffffff;
    }

    .dropdown-icon {
        color: var(--c-primary-light);
        margin-top: 0.15rem;
    }

    .dropdown-item-title {
        display: block;
        font-weight: 600;
        color: #f8fafc;
    }

    .dropdown-item-desc {
        display: block;
        font-size: 0.76rem;
        color: #94a3b8;
    }

    .mobile-nav-footer {
        margin-top: 1.5rem;
        padding-top: 1.25rem;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
        display: grid;
        gap: 0.65rem;
    }

    .mobile-nav-slogan {
        font-size: 0.82rem;
        color: var(--c-primary-light);
        text-align: center;
        font-style: italic;
        margin-bottom: 0.25rem;
    }
}

@media (min-width: 1120px) {
    .main-nav {
        display: block;
        flex: 1;
        display: flex;
        justify-content: center;
    }

    .mobile-submenu-btn,
    .mobile-nav-footer {
        display: none;
    }

    .nav-list {
        display: flex;
        align-items: center;
        flex-wrap: nowrap;
        gap: 0.15rem;
    }

    .nav-item {
        position: relative;
        flex-shrink: 0;
    }

    .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 0.3rem;
        padding: 0.52rem 0.68rem;
        font-family: var(--font-heading);
        font-size: 0.875rem;
        font-weight: 600;
        color: var(--c-navy-900);
        border-radius: var(--radius-sm);
        white-space: nowrap;
    }

    .nav-link:hover,
    .nav-item.active > .nav-link {
        color: var(--c-primary);
        background: var(--c-primary-soft);
    }

    .dropdown-menu {
        position: absolute;
        top: calc(100% + 0.4rem);
        left: 0;
        min-width: 260px;
        background: var(--c-surface);
        border: 1px solid var(--c-border);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-lg);
        padding: 0.5rem;
        opacity: 0;
        visibility: hidden;
        transform: translateY(8px);
        transition: all 0.22s var(--ease);
        z-index: 200;
    }

    .dropdown-menu::before {
        content: '';
        position: absolute;
        top: -10px;
        left: 0;
        right: 0;
        height: 10px;
    }

    .dropdown-menu-wide {
        min-width: 340px;
    }

    .dropdown-menu-scroll {
        min-width: 310px;
        max-height: 420px;
        overflow-y: auto;
    }

    .nav-item.has-dropdown:hover > .dropdown-menu,
    .nav-item.has-dropdown:focus-within > .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .dropdown-item {
        display: flex;
        align-items: flex-start;
        gap: 0.75rem;
        padding: 0.65rem 0.85rem;
        border-radius: var(--radius-sm);
        transition: background-color var(--transition);
    }

    .dropdown-item:hover {
        background: var(--c-primary-soft);
    }

    .dropdown-item-featured {
        background: var(--c-surface-alt);
        border-bottom: 1px solid var(--c-border);
        margin-bottom: 0.25rem;
    }

    .dropdown-icon {
        width: 34px;
        height: 34px;
        border-radius: var(--radius-sm);
        background: var(--c-primary-soft);
        color: var(--c-primary);
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        margin-top: 0.1rem;
    }

    .dropdown-item-title {
        display: block;
        font-family: var(--font-heading);
        font-size: 0.88rem;
        font-weight: 700;
        color: var(--c-navy-900);
    }

    .dropdown-item-desc {
        display: block;
        font-size: 0.76rem;
        color: var(--c-text-muted);
        line-height: 1.35;
        margin-top: 0.1rem;
    }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}

.header-cta {
    display: none;
    padding: 0.62rem 1.05rem;
    font-size: 0.84rem;
    white-space: nowrap;
}

@media (min-width: 640px) {
    .header-cta {
        display: inline-flex;
    }
}

.hamburger-btn {
    position: relative;
    z-index: 2100;
    height: 42px;
    padding: 0 0.75rem;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--c-border-strong);
    background: var(--c-surface-alt);
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 0.48rem;
    transition: all 0.25s ease;
}

@media (min-width: 1120px) {
    .hamburger-btn {
        display: none;
    }
}

.hamburger-label {
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--c-navy-900);
    line-height: 1;
    transition: color 0.25s ease;
}

.hamburger-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.hamburger-line {
    width: 19px;
    height: 2px;
    background: var(--c-navy-900);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease, background-color 0.25s ease;
}

.hamburger-btn.is-active {
    background: var(--c-navy-800);
    border-color: rgba(255, 255, 255, 0.28);
}

.hamburger-btn.is-active .hamburger-label {
    color: #ffffff;
}

.hamburger-btn.is-active .hamburger-line {
    background: #ffffff;
}

.hamburger-btn.is-active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.is-active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.is-active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 13, 24, 0.65);
    z-index: 1900;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav-overlay.is-visible {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   5. ANASAYFA HERO SLIDER & TRUST STRIP
   ========================================================================== */
.hero-slider {
    position: relative;
    background: var(--c-navy-950);
    color: #ffffff;
    overflow: hidden;
}

.hero-slides-wrapper {
    position: relative;
    display: grid;
    grid-template-columns: 100%;
}

.hero-slide {
    grid-area: 1 / 1;
    position: relative;
    display: flex;
    align-items: center;
    min-height: 440px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.75s ease, visibility 0.75s ease;
    padding-block: 2.5rem;
}

@media (min-width: 768px) {
    .hero-slide {
        min-height: 480px;
        padding-block: 3rem;
    }
}

@media (min-width: 1120px) {
    .hero-slide {
        min-height: 510px;
    }
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    z-index: 2;
}

.hero-slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    transform: scale(1.06);
    transition: transform 6s ease-out;
}

.hero-slide.active .hero-slide-bg {
    transform: scale(1);
}

.hero-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(95deg, rgba(6, 13, 24, 0.92) 0%, rgba(11, 23, 42, 0.8) 55%, rgba(11, 23, 42, 0.45) 100%);
}

.hero-slide-content {
    position: relative;
    z-index: 3;
    padding-inline: 3.15rem;
    text-align: center;
}

@media (min-width: 768px) {
    .hero-slide-content {
        padding-inline: 4.5rem;
        text-align: left;
    }
}

.hero-text-box {
    max-width: 680px;
    margin-inline: auto;
}

@media (min-width: 768px) {
    .hero-text-box {
        margin-inline: 0;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: rgba(56, 189, 248, 0.18);
    border: 1px solid rgba(56, 189, 248, 0.4);
    color: #7dd3fc;
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.36rem 0.9rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.9rem;
}

.hero-title {
    color: #ffffff;
    font-size: clamp(1.5rem, 3.8vw, 3rem);
    font-weight: 800;
    line-height: 1.18;
    margin-bottom: 0.85rem;
}

.hero-subtitle {
    color: #e2e8f0;
    font-size: clamp(0.92rem, 1.35vw, 1.12rem);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    max-width: 60ch;
    margin-inline: auto;
}

@media (min-width: 768px) {
    .hero-subtitle {
        margin-inline: 0;
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.hero-buttons .btn {
    width: 100%;
    max-width: 290px;
    justify-content: center;
}

@media (min-width: 768px) {
    .hero-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: flex-start;
        gap: 0.85rem;
    }

    .hero-buttons .btn {
        width: auto;
        max-width: none;
    }
}

/* Belirgin Ücretsiz Keşif Talep Et Butonu */
.btn-kesif-cta {
    background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
    color: #ffffff;
    border: 2px solid rgba(255, 255, 255, 0.75);
    font-weight: 800;
    box-shadow: 0 10px 26px -4px rgba(245, 158, 11, 0.55);
}

.btn-kesif-cta:hover {
    background: linear-gradient(135deg, #fbbf24 0%, #f97316 100%);
    color: #ffffff;
    border-color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 14px 30px -4px rgba(245, 158, 11, 0.7);
}

/* Sağ ve Sol Yan Slider Okları (Mobilde metnin dışındaki yan boşlukta durur) */
.hero-side-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(11, 23, 42, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.32);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    backdrop-filter: blur(8px);
    transition: all var(--transition);
}

@media (min-width: 768px) {
    .hero-side-arrow {
        width: 50px;
        height: 50px;
        font-size: 1.6rem;
    }
}

.hero-side-arrow:hover {
    background: var(--c-primary);
    border-color: var(--c-primary);
    transform: translateY(-50%) scale(1.06);
}

.hero-side-arrow-prev {
    left: 0.35rem;
}

.hero-side-arrow-next {
    right: 0.35rem;
}

@media (min-width: 768px) {
    .hero-side-arrow-prev {
        left: 0.85rem;
    }
    .hero-side-arrow-next {
        right: 0.85rem;
    }
}

@media (min-width: 1024px) {
    .hero-side-arrow-prev {
        left: 1.5rem;
    }
    .hero-side-arrow-next {
        right: 1.5rem;
    }
}

/* Trust Strip */
.trust-strip {
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-border);
    padding-block: 1.5rem;
    box-shadow: var(--shadow-xs);
}

.trust-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.15rem;
}

@media (min-width: 640px) {
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .trust-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.45rem;
}

.trust-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.trust-info strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--c-navy-900);
    margin-bottom: 0.1rem;
}

.trust-info span {
    display: block;
    font-size: 0.82rem;
    color: var(--c-text-muted);
}

/* ==========================================================================
   6. İÇ SAYFA HERO & BREADCRUMB
   ========================================================================== */
.page-hero {
    position: relative;
    background: linear-gradient(135deg, var(--c-navy-950) 0%, var(--c-navy-800) 100%);
    color: #ffffff;
    padding-block: 3rem;
    overflow: hidden;
}

@media (min-width: 768px) {
    .page-hero {
        padding-block: 4.25rem;
    }
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.18) 0%, transparent 55%);
    pointer-events: none;
}

.page-hero-inner {
    position: relative;
    z-index: 2;
    max-width: 860px;
}

.breadcrumb-nav {
    margin-bottom: 1rem;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.84rem;
    color: #cbd5e1;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    margin-right: 0.45rem;
    color: #64748b;
}

.breadcrumb-item a:hover {
    color: var(--c-primary-light);
}

.breadcrumb-item.active {
    color: var(--c-primary-light);
    font-weight: 600;
}

.page-hero-badge {
    display: inline-block;
    background: rgba(56, 189, 248, 0.18);
    border: 1px solid rgba(56, 189, 248, 0.35);
    color: #7dd3fc;
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.75rem;
}

.page-hero-title {
    color: #ffffff;
    font-size: clamp(1.75rem, 3.5vw, 2.7rem);
    margin-bottom: 0.6rem;
}

.page-hero-subtitle {
    color: #cbd5e1;
    font-size: 1.02rem;
    max-width: 68ch;
}

/* ==========================================================================
   7. ANASAYFA KATEGORİLER, SÜREÇ & TİARA08 SPOTLIGHT
   ========================================================================== */
.category-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .category-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1120px) {
    .category-cards-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.category-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--c-primary-light);
}

.category-card-media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--c-navy-900);
}

.category-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease);
}

.category-card:hover .category-bg-img {
    transform: scale(1.07);
}

.category-badge-thumb {
    position: absolute;
    bottom: 0.85rem;
    right: 0.85rem;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(11, 23, 42, 0.94) 0%, rgba(15, 39, 68, 0.94) 100%);
    border: 1px solid rgba(56, 189, 248, 0.45);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-shadow: 0 10px 24px rgba(6, 13, 24, 0.38);
    backdrop-filter: blur(8px);
    transition: transform 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

.category-modern-svg {
    width: 32px;
    height: 32px;
    display: block;
    transition: transform 0.35s var(--ease);
}

.category-card:hover .category-badge-thumb {
    transform: translateY(-3px) scale(1.06);
    background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
    border-color: #ffffff;
    box-shadow: 0 12px 26px rgba(2, 132, 199, 0.45);
}

.category-card:hover .category-modern-svg path[stroke="#38bdf8"] {
    stroke: #ffffff;
}

.category-card:hover .category-modern-svg rect[fill="#38bdf8"] {
    fill: #ffffff;
}

.category-card-body {
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.category-card-body h3 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.category-card-body h3 a:hover {
    color: var(--c-primary);
}

.category-card-body p {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    margin-bottom: 1.15rem;
    flex: 1;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--c-primary);
}

.card-link:hover {
    gap: 0.7rem;
    color: var(--c-primary-dark);
}

/* 4 Adımda Proje Süreci */
.process-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.process-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 1.35rem;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.process-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.process-step-num {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--c-primary);
    background: var(--c-primary-soft);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
}

.process-img-wrap {
    width: 96px;
    height: 96px;
    margin: 0 auto 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.process-img-wrap img {
    max-height: 88px;
    width: auto;
    object-fit: contain;
}

.process-title {
    font-size: 1.1rem;
    margin-bottom: 0.45rem;
}

.process-desc {
    font-size: 0.88rem;
    color: var(--c-text-muted);
}

/* Tiara08 Spotlight */
.spotlight-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: center;
}

@media (min-width: 992px) {
    .spotlight-grid {
        grid-template-columns: 0.95fr 1.05fr;
        gap: 3.5rem;
    }
}

.spotlight-visual {
    position: relative;
}

.spotlight-main-img {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--c-border);
}

.spotlight-main-img img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.spotlight-floating-card {
    margin-top: 1rem;
    background: var(--c-navy-900);
    color: #ffffff;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
}

.spotlight-floating-card img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    flex-shrink: 0;
}

.spotlight-floating-card strong {
    display: block;
    color: var(--c-primary-light);
    font-size: 0.98rem;
}

.spotlight-floating-card span {
    font-size: 0.82rem;
    color: #cbd5e1;
}

.spotlight-content p {
    color: var(--c-text-muted);
    margin-bottom: 1rem;
}

.spotlight-features-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-block: 1.5rem;
}

@media (min-width: 640px) {
    .spotlight-features-list {
        grid-template-columns: repeat(2, 1fr);
    }
}

.spotlight-feature-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--c-navy-900);
}

.spotlight-feature-item i {
    color: var(--c-primary);
    font-size: 1.05rem;
}

.spotlight-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

/* ==========================================================================
   8. ÜRÜNLER VİTRİNİ, ÖZEL BANNERLAR, GALERİ & BLOG KARTLARI
   ========================================================================== */
.products-showcase-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .products-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .products-showcase-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.product-showcase-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition), border-color var(--transition), background-color var(--transition);
}

.product-showcase-card:hover {
    transform: translateY(-6px);
    border-color: var(--c-primary-light);
    background: rgba(255, 255, 255, 0.08);
}

.product-showcase-img {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--c-navy-950);
}

.product-showcase-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease);
}

.product-showcase-card:hover .product-showcase-img img {
    transform: scale(1.06);
}

.product-icon-badge {
    position: absolute;
    bottom: 0.85rem;
    right: 0.85rem;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--c-primary);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.product-showcase-body {
    padding: 1.4rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.product-sub {
    font-size: 0.76rem;
    font-weight: 700;
    color: var(--c-primary-light);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.35rem;
}

.product-showcase-body h3 {
    color: #ffffff;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.product-showcase-body h3 a:hover {
    color: var(--c-primary-light);
}

.product-showcase-body p {
    color: #cbd5e1;
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    flex: 1;
}

.product-read-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--c-primary-light);
}

.product-read-more:hover {
    gap: 0.75rem;
    color: #ffffff;
}

/* Kış Bahçesi & Otomatik Pergola İkili Özel Banner */
.special-solutions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 992px) {
    .special-solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.special-solution-banner {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    min-height: 330px;
    background: var(--c-navy-900);
    border: 1px solid rgba(255, 255, 255, 0.14);
    display: flex;
    align-items: flex-end;
}

.special-solution-banner > img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
    transition: transform 0.55s var(--ease), opacity 0.4s ease;
}

.special-solution-banner:hover > img {
    transform: scale(1.05);
    opacity: 0.55;
}

.special-solution-overlay {
    position: relative;
    z-index: 2;
    padding: 2rem;
    background: linear-gradient(0deg, rgba(6, 13, 24, 0.95) 0%, rgba(6, 13, 24, 0.55) 75%, transparent 100%);
    width: 100%;
}

.badge-tag {
    display: inline-block;
    background: var(--c-accent);
    color: #ffffff;
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.65rem;
}

.special-solution-overlay h3 {
    color: #ffffff;
    font-size: 1.5rem;
    margin-bottom: 0.45rem;
}

.special-solution-overlay p {
    color: #e2e8f0;
    font-size: 0.92rem;
    margin-bottom: 1.25rem;
}

/* Galeri Izgarası */
.gallery-masonry-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
}

@media (min-width: 768px) {
    .gallery-masonry-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.15rem;
    }
}

@media (min-width: 1024px) {
    .gallery-masonry-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.gallery-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--c-navy-900);
    box-shadow: var(--shadow-xs);
}

.gallery-card.is-hidden {
    display: none;
}

.gallery-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.45s var(--ease);
}

.gallery-card:hover img {
    transform: scale(1.08);
}

.gallery-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(6, 13, 24, 0.86) 0%, rgba(6, 13, 24, 0.2) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.28s ease;
}

.gallery-card:hover .gallery-card-overlay {
    opacity: 1;
}

.gallery-zoom-icon {
    position: absolute;
    top: 0.8rem;
    right: 0.8rem;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--c-primary);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.gallery-card-title {
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 600;
}

/* Galeri Kategori Filtreleri */
.gallery-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 2.25rem;
}

.gallery-filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.2rem;
    border-radius: var(--radius-full);
    background: var(--c-surface);
    border: 1px solid var(--c-border-strong);
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--c-text);
    transition: all var(--transition);
}

.gallery-filter-btn:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
}

.gallery-filter-btn.active {
    background: var(--c-primary);
    border-color: var(--c-primary);
    color: #ffffff;
    box-shadow: var(--shadow-glow);
}

.filter-count {
    font-size: 0.74rem;
    padding: 0.1rem 0.45rem;
    border-radius: var(--radius-full);
    background: rgba(0, 0, 0, 0.08);
}

.gallery-filter-btn.active .filter-count {
    background: rgba(255, 255, 255, 0.22);
}

/* Blog Rehber Izgarası */
.blog-grid-3col,
.blog-grid-2col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .blog-grid-3col,
    .blog-grid-2col {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid-3col {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.blog-card-img {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--c-navy-900);
}

.blog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.45s var(--ease);
}

.blog-card:hover .blog-card-img img {
    transform: scale(1.06);
}

.blog-card-body {
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-category {
    display: inline-block;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--c-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.4rem;
}

.blog-card-body h3,
.blog-card-body h4 {
    font-size: 1.12rem;
    margin-bottom: 0.5rem;
}

.blog-card-body h3 a:hover,
.blog-card-body h4 a:hover {
    color: var(--c-primary);
}

.blog-card-body p {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    margin-bottom: 1.15rem;
    flex: 1;
}

/* İş Ortakları */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    align-items: center;
}

@media (min-width: 640px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .partners-grid {
        grid-template-columns: repeat(7, 1fr);
    }
    .partners-grid-compact {
        grid-template-columns: repeat(4, 1fr);
    }
}

.partner-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1rem;
    min-height: 88px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition), transform var(--transition);
}

.partner-card:hover {
    border-color: var(--c-primary);
    transform: translateY(-3px);
}

.partner-card img {
    max-height: 48px;
    width: auto;
    object-fit: contain;
}

/* ==========================================================================
   9. İÇ SAYFALAR (CONTENT + SIDEBAR), PROSE & ÜRÜN DETAYLARI
   ========================================================================== */
.subpage-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
    background: var(--c-surface);
    padding: 0.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--c-border);
}

.subpage-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.6rem 1.05rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--c-text-muted);
}

.subpage-tab:hover {
    color: var(--c-primary);
    background: var(--c-surface-alt);
}

.subpage-tab.active {
    background: var(--c-primary);
    color: #ffffff;
}

.content-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.25rem;
    align-items: start;
}

@media (min-width: 1024px) {
    .content-layout {
        grid-template-columns: minmax(0, 1fr) 350px;
        gap: 2.5rem;
    }
}

.article-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
    .article-card {
        padding: 2.25rem;
    }
}

.article-featured-media {
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 1.5rem;
    max-height: 400px;
}

.article-featured-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1.15rem;
    border-bottom: 1px solid var(--c-border);
}

.article-title {
    font-size: clamp(1.45rem, 2.5vw, 2rem);
    margin-bottom: 0.45rem;
}

.article-lead {
    font-size: 1.02rem;
    color: var(--c-text-muted);
    font-weight: 500;
}

.subsection-title {
    font-size: 1.3rem;
    margin-bottom: 1.15rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.subsection-title i {
    color: var(--c-primary);
}

/* Highlights Grid */
.highlights-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

@media (min-width: 768px) {
    .highlights-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.highlight-box {
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1.15rem;
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
}

.highlight-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.highlight-title {
    font-size: 0.96rem;
    margin-bottom: 0.2rem;
}

.highlight-text {
    font-size: 0.84rem;
    color: var(--c-text-muted);
}

/* Prose & Data.php Zengin İçerik Sınıfları */
.prose {
    color: var(--c-text);
    font-size: 1rem;
    line-height: 1.75;
}

.prose p {
    margin-bottom: 1.1rem;
}

.prose h2,
.prose h3,
.prose h4 {
    margin-top: 1.5rem;
    margin-bottom: 0.65rem;
}

.lead-text {
    font-size: 1.06rem;
    background: var(--c-surface-alt);
    border-left: 4px solid var(--c-primary);
    padding: 1rem 1.25rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.vision-quote-card {
    background: linear-gradient(135deg, var(--c-navy-900) 0%, var(--c-navy-800) 100%);
    color: #ffffff;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    margin-bottom: 1.5rem;
}

.vision-icon {
    font-size: 2.2rem;
    color: var(--c-primary-light);
    margin-bottom: 0.75rem;
}

.vision-statement {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 !important;
}

.mission-list,
.numbered-feature-list {
    display: grid;
    gap: 0.75rem;
    margin-block: 1rem 1.5rem;
}

.mission-list li,
.numbered-feature-list li {
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    padding: 0.9rem 1.15rem;
    border-radius: var(--radius-md);
}

.check-list {
    display: grid;
    gap: 0.55rem;
    margin-block: 0.75rem 1.25rem;
}

.check-list li {
    position: relative;
    padding-left: 1.45rem;
    font-size: 0.93rem;
}

.check-list li::before {
    content: '\f00c';
    font-family: 'FontAwesome';
    position: absolute;
    left: 0;
    top: 0.1rem;
    color: var(--c-primary);
    font-size: 0.85rem;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-block: 0.65rem 1rem;
}

.tag-cloud span {
    background: var(--c-primary-soft);
    color: var(--c-primary-dark);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3rem 0.7rem;
    border-radius: var(--radius-full);
}

.spec-grid-2col,
.spec-grid-3col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 768px) {
    .spec-grid-2col {
        grid-template-columns: repeat(2, 1fr);
    }
    .spec-grid-3col {
        grid-template-columns: repeat(3, 1fr);
    }
}

.spec-card {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1.35rem;
}

.spec-badge {
    display: inline-block;
    background: var(--c-primary);
    color: #ffffff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.22rem 0.65rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.65rem;
}

.spec-badge-alt {
    background: var(--c-navy-800);
}

.spec-banner-img,
.showcase-img-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--c-border);
    margin-bottom: 1.25rem;
    background: var(--c-surface-alt);
}

/* Ürün Özellik & Video Kartları */
.product-features-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--c-border);
}

.product-features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.35rem;
}

@media (min-width: 640px) {
    .product-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-card {
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
    border-color: var(--c-primary);
    box-shadow: var(--shadow-sm);
}

.feature-media {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--c-navy-900);
    overflow: hidden;
}

.feature-media img,
.feature-media iframe {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: 0;
}

.feature-body {
    padding: 1.25rem;
    flex: 1;
}

.feature-num {
    display: inline-block;
    font-size: 0.74rem;
    font-weight: 800;
    color: var(--c-primary);
    background: var(--c-primary-soft);
    padding: 0.15rem 0.55rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.45rem;
}

.feature-title {
    font-size: 1.04rem;
    margin-bottom: 0.4rem;
}

.feature-desc {
    font-size: 0.88rem;
    color: var(--c-text-muted);
}

.corporate-signature {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--c-border);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1.25rem;
}

.corporate-signature-info {
    display: flex;
    flex-direction: column;
    font-size: 0.9rem;
    color: var(--c-text-muted);
}

.corporate-signature-info strong {
    color: var(--c-navy-900);
    font-size: 1rem;
}

.inline-cta-box {
    margin-top: 2rem;
    background: linear-gradient(135deg, var(--c-navy-900) 0%, var(--c-navy-800) 100%);
    color: #ffffff;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 1.15rem;
}

@media (min-width: 768px) {
    .inline-cta-box {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.inline-cta-box h3 {
    color: #ffffff;
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
}

.inline-cta-box p {
    color: #cbd5e1;
    font-size: 0.88rem;
}

.inline-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    flex-shrink: 0;
}

/* ==========================================================================
   10. SIDEBAR BİLEŞENLERİ
   ========================================================================== */
.page-sidebar {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 1024px) {
    .page-sidebar {
        position: sticky;
        top: calc(var(--header-height) + 1.25rem);
    }
}

.sidebar-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 1.4rem;
    box-shadow: var(--shadow-sm);
}

.sidebar-cta-card {
    background: linear-gradient(145deg, var(--c-navy-900) 0%, var(--c-navy-800) 100%);
    color: #ffffff;
    border: none;
}

.sidebar-cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(56, 189, 248, 0.2);
    color: var(--c-primary-light);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.65rem;
}

.sidebar-cta-card h3 {
    color: #ffffff;
    font-size: 1.15rem;
    margin-bottom: 0.45rem;
}

.sidebar-cta-card p {
    color: #cbd5e1;
    font-size: 0.88rem;
    margin-bottom: 1.15rem;
}

.sidebar-cta-actions {
    display: grid;
    gap: 0.6rem;
}

.sidebar-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.9rem;
    padding-bottom: 0.65rem;
    border-bottom: 1px solid var(--c-border);
}

.sidebar-title {
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 0.45rem;
}

.sidebar-card > .sidebar-title {
    margin-bottom: 0.9rem;
    padding-bottom: 0.65rem;
    border-bottom: 1px solid var(--c-border);
}

.sidebar-title i {
    color: var(--c-primary);
}

.sidebar-more-link {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--c-primary);
}

.sidebar-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.45rem;
}

.sidebar-gallery-item {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background: var(--c-navy-900);
}

.sidebar-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.sidebar-gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-zoom-overlay {
    position: absolute;
    inset: 0;
    background: rgba(11, 23, 42, 0.55);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.22s ease;
}

.sidebar-gallery-item:hover .gallery-zoom-overlay,
.feature-media:hover .gallery-zoom-overlay {
    opacity: 1;
}

.sidebar-nav-list {
    display: grid;
    gap: 0.35rem;
}

.sidebar-nav-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.62rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--c-text);
    background: var(--c-bg);
}

.sidebar-nav-list a:hover,
.sidebar-nav-list a.active {
    background: var(--c-primary-soft);
    color: var(--c-primary-dark);
    font-weight: 600;
}

.sidebar-item-icon {
    color: var(--c-primary);
    width: 18px;
    margin-right: 0.25rem;
}

/* ==========================================================================
   11. OTOMATİK PERGOLA, KIŞ BAHÇESİ & İLETİŞİM ÖZEL BİLEŞENLERİ
   ========================================================================== */
.special-showcase-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.25rem;
    align-items: center;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

@media (min-width: 992px) {
    .special-showcase-grid {
        grid-template-columns: 1fr 1.05fr;
        padding: 2.5rem;
        gap: 3rem;
    }
}

.special-showcase-media > img {
    border-radius: var(--radius-lg);
    background: var(--c-surface-alt);
    padding: 1rem;
    width: 100%;
}

.special-showcase-badge {
    margin-top: 0.85rem;
    background: var(--c-navy-900);
    color: #ffffff;
    padding: 0.9rem 1.15rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.special-showcase-badge i {
    font-size: 1.5rem;
    color: var(--c-primary-light);
}

.special-showcase-badge strong {
    display: block;
    color: var(--c-primary-light);
    font-size: 0.92rem;
}

.special-showcase-badge span {
    font-size: 0.8rem;
    color: #cbd5e1;
}

.benefit-cards-stack {
    display: grid;
    gap: 0.9rem;
    margin-top: 1.35rem;
}

.benefit-item-card {
    display: flex;
    align-items: flex-start;
    gap: 0.9rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    background: var(--c-bg);
    border: 1px solid var(--c-border);
}

.benefit-item-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.benefit-item-card h3 {
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.benefit-item-card p {
    font-size: 0.88rem;
    color: var(--c-text-muted);
}

.specs-checklist-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
}

@media (min-width: 768px) {
    .specs-checklist-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.spec-check-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.95rem 1.1rem;
    background: var(--c-bg);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    font-size: 0.92rem;
    font-weight: 500;
}

.spec-check-item i {
    color: var(--c-primary);
    font-size: 1.1rem;
    margin-top: 0.15rem;
}

/* Kış Bahçesi Carousel */
.kb-carousel {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--c-navy-900);
}

.kb-carousel-viewport {
    position: relative;
    aspect-ratio: 16 / 11;
}

.kb-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease;
}

.kb-slide.active {
    position: relative;
    opacity: 1;
    visibility: visible;
}

.kb-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.kb-nav-btn {
    position: absolute;
    top: 42%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(11, 23, 42, 0.78);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 4;
}

.kb-nav-btn:hover {
    background: var(--c-primary);
}

.kb-prev { left: 0.75rem; }
.kb-next { right: 0.75rem; }

.kb-thumbs {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 0.35rem;
    padding: 0.5rem;
    background: var(--c-navy-950);
}

.kb-thumb {
    border-radius: 4px;
    overflow: hidden;
    opacity: 0.5;
    border: 2px solid transparent;
    transition: all 0.2s ease;
}

.kb-thumb.active,
.kb-thumb:hover {
    opacity: 1;
    border-color: var(--c-primary-light);
}

.kb-thumb img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

/* İletişim Sayfası */
.contact-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 2.25rem;
}

@media (min-width: 768px) {
    .contact-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.contact-info-card {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 1.65rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.contact-info-card h2 {
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
}

.contact-info-card p {
    font-size: 0.92rem;
    color: var(--c-text-muted);
    margin-bottom: 1rem;
    flex: 1;
}

.contact-main-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 992px) {
    .contact-main-grid {
        grid-template-columns: 1.15fr 0.85fr;
    }
}

.contact-form {
    display: grid;
    gap: 1.15rem;
}

.form-row-2col {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.15rem;
}

@media (min-width: 640px) {
    .form-row-2col {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--c-navy-900);
    margin-bottom: 0.35rem;
}

.required {
    color: #dc2626;
}

.form-control {
    width: 100%;
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--c-border-strong);
    background: var(--c-bg);
    color: var(--c-text);
    transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--c-primary);
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.16);
}

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
}

.alert-success {
    background: #ecfdf5;
    border: 1px solid #34d399;
    color: #065f46;
}

.alert-error {
    background: #fef2f2;
    border: 1px solid #f87171;
    color: #991b1b;
}

.alert ul {
    margin-top: 0.4rem;
    padding-left: 1.2rem;
    list-style: disc;
}

.map-frame-wrapper {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--c-border);
    margin-bottom: 1.25rem;
}

.contact-company-box {
    background: var(--c-surface-alt);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    font-size: 0.9rem;
}

.contact-company-box h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.contact-company-box p + p {
    margin-top: 0.35rem;
}

/* ==========================================================================
   12. PRE-FOOTER CTA, FOOTER, LIGHTBOX & FLOATING ACTIONS
   ========================================================================== */
.cta-banner {
    background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-navy-900) 100%);
    color: #ffffff;
    padding-block: 3.25rem;
}

.cta-banner-inner {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

@media (min-width: 992px) {
    .cta-banner-inner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.cta-banner-content {
    max-width: 660px;
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(255, 255, 255, 0.14);
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.65rem;
}

.cta-banner-content h2 {
    color: #ffffff;
    font-size: clamp(1.5rem, 2.8vw, 2.15rem);
    margin-bottom: 0.5rem;
}

.cta-banner-content p {
    color: #e2e8f0;
    font-size: 0.96rem;
}

.cta-banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    flex-shrink: 0;
}

/* Footer */
.site-footer {
    background: var(--c-navy-950);
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-top {
    padding-block: 4rem 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.25rem;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1.3fr 1fr 1.15fr 1.25fr;
    }
}

.footer-logo img {
    height: 52px;
    width: auto;
    background: #ffffff;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.footer-desc {
    line-height: 1.65;
    margin-bottom: 1.25rem;
}

.footer-desc strong {
    color: #e2e8f0;
}

.footer-socials {
    display: flex;
    gap: 0.6rem;
}

.footer-socials a {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.footer-socials a:hover {
    background: var(--c-primary);
    color: #ffffff;
}

.footer-heading {
    color: #ffffff;
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

.footer-links {
    display: grid;
    gap: 0.48rem;
}

.footer-links a:hover {
    color: var(--c-primary-light);
    padding-left: 0.3rem;
}

.footer-contact-list {
    display: grid;
    gap: 0.85rem;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
}

.footer-contact-list i {
    color: var(--c-primary-light);
    margin-top: 0.25rem;
    width: 16px;
    text-align: center;
}

.footer-contact-list strong {
    display: block;
    color: #e2e8f0;
    font-size: 0.82rem;
}

.footer-contact-list a:hover {
    color: #ffffff;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-block: 1.35rem;
    font-size: 0.82rem;
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .footer-bottom-inner {
        flex-direction: row;
        align-items: center;
    }
}

.footer-slogan-tag {
    color: var(--c-primary-light);
    font-weight: 600;
}

/* Lightbox Modal */
.lightbox-modal {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(6, 13, 24, 0.92);
    backdrop-filter: blur(6px);
}

.lightbox-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 92vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-figure {
    text-align: center;
    max-width: 86vw;
}

.lightbox-img {
    max-width: 86vw;
    max-height: 78vh;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-inline: auto;
}

.lightbox-caption {
    margin-top: 0.75rem;
    color: #f1f5f9;
    font-size: 0.95rem;
    font-weight: 500;
}

.lightbox-counter {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    color: #94a3b8;
}

.lightbox-close,
.lightbox-nav {
    position: fixed;
    z-index: 3;
    width: 46px;
    height: 46px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.14);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    transition: background-color var(--transition);
}

.lightbox-close:hover,
.lightbox-nav:hover {
    background: var(--c-primary);
}

.lightbox-close {
    top: 1.25rem;
    right: 1.25rem;
}

.lightbox-prev {
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

/* Yüzen Hızlı İletişim Butonları */
.floating-actions {
    position: fixed;
    right: 1.15rem;
    bottom: 1.15rem;
    z-index: 950;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.65rem;
}

.floating-btn {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    box-shadow: var(--shadow-md);
    position: relative;
}

.floating-whatsapp {
    background: var(--c-whatsapp);
    width: auto;
    padding-inline: 1rem;
    gap: 0.5rem;
}

.floating-whatsapp:hover {
    background: var(--c-whatsapp-dark);
    transform: translateY(-2px);
}

.floating-tooltip {
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 700;
    display: none;
}

@media (min-width: 640px) {
    .floating-tooltip {
        display: inline;
    }
}

.floating-call {
    background: var(--c-primary);
}

@media (min-width: 768px) {
    .floating-call {
        display: none;
    }
}

.floating-top {
    background: var(--c-navy-800);
    width: 42px;
    height: 42px;
    font-size: 1.15rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition);
}

.floating-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* ==========================================================================
   14. SEO OTORİTE REHBERİ, SİSTEM KARTLARI, SSS (FAQ) & FOOTER SEO ŞERİDİ
   ========================================================================== */
.seo-authority-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: start;
}

@media (min-width: 992px) {
    .seo-authority-grid {
        grid-template-columns: 1.05fr 0.95fr;
        gap: 3.25rem;
    }
}

.seo-system-pills {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
    margin-top: 1.5rem;
}

@media (min-width: 640px) {
    .seo-system-pills {
        grid-template-columns: repeat(2, 1fr);
    }
}

.seo-system-pill {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 1rem 1.1rem;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    transition: all var(--transition);
}

.seo-system-pill:hover {
    border-color: var(--c-primary);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.seo-pill-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.seo-system-pill strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.92rem;
    color: var(--c-navy-900);
    margin-bottom: 0.2rem;
}

.seo-system-pill span {
    display: block;
    font-size: 0.8rem;
    color: var(--c-primary-dark);
    font-weight: 600;
}

/* Sıkça Sorulan Sorular (FAQ) Akordeon */
.seo-faq-list {
    display: grid;
    gap: 0.85rem;
}

.seo-faq-item {
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.seo-faq-item[open] {
    border-color: var(--c-primary);
    box-shadow: var(--shadow-sm);
}

.seo-faq-question {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.25rem;
    font-family: var(--font-heading);
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--c-navy-900);
    cursor: pointer;
    user-select: none;
}

.seo-faq-question::-webkit-details-marker {
    display: none;
}

.seo-faq-icon {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background: var(--c-surface-alt);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition), background-color var(--transition), color var(--transition);
}

.seo-faq-item[open] .seo-faq-icon {
    transform: rotate(180deg);
    background: var(--c-primary);
    color: #ffffff;
}

.seo-faq-answer {
    padding: 0 1.25rem 1.2rem;
    color: var(--c-text-muted);
    font-size: 0.93rem;
    line-height: 1.65;
    border-top: 1px solid var(--c-surface-alt);
    padding-top: 0.9rem;
}

/* Cam Balkon Sayfası 4'lü Sistem Karşılaştırma Kartları */
.seo-system-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-top: 1.5rem;
}

@media (min-width: 768px) {
    .seo-system-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.seo-system-card {
    background: var(--c-surface-alt);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    transition: all var(--transition);
}

.seo-system-card:hover {
    background: var(--c-surface);
    border-color: var(--c-primary);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.seo-system-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.seo-system-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: var(--c-primary);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
}

.seo-system-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--c-primary-dark);
    background: var(--c-primary-soft);
    padding: 0.25rem 0.7rem;
    border-radius: var(--radius-full);
}

.seo-system-card h3 {
    font-size: 1.08rem;
    color: var(--c-navy-900);
}

.seo-system-card h3 a:hover {
    color: var(--c-primary);
}

.seo-system-card p {
    font-size: 0.9rem;
    color: var(--c-text-muted);
    flex-grow: 1;
}

/* Footer SEO Etiket Şeridi */
.footer-seo-strip {
    margin-top: 2.25rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 992px) {
    .footer-seo-strip {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.footer-seo-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: #cbd5e1;
    white-space: nowrap;
}

.footer-seo-label i {
    color: var(--c-primary-light);
    margin-right: 0.35rem;
}

.footer-seo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.footer-seo-tags a {
    font-size: 0.76rem;
    color: #94a3b8;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-full);
    transition: all var(--transition);
}

.footer-seo-tags a:hover {
    color: #ffffff;
    border-color: var(--c-primary-light);
    background: rgba(56, 189, 248, 0.14);
}

/* ==========================================================================
   15. SİNEMATİK HERO ANİMASYONLARI & İNTERAKTİF ÖNCESİ/SONRASI (WAOW EFEKTİ)
   ========================================================================== */

/* Hero Kademeli (Staggered) Metin Giriş Animasyonu */
.hero-slide .hero-badge,
.hero-slide .hero-title,
.hero-slide .hero-subtitle,
.hero-slide .hero-buttons {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-slide.active .hero-badge {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.12s;
}

.hero-slide.active .hero-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.24s;
}

.hero-slide.active .hero-subtitle {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.36s;
}

.hero-slide.active .hero-buttons {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.48s;
}

/* Hero Alt Slayt Noktaları & Parlayan İlerleme Çubuğu */
.hero-dots-nav {
    position: absolute;
    bottom: 1.15rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 6;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    background: rgba(6, 13, 24, 0.55);
    backdrop-filter: blur(8px);
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.16);
}

.hero-dot {
    width: 9px;
    height: 9px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.38);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.hero-dot.active {
    width: 28px;
    background: var(--c-primary-light);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.8);
}

.hero-progress-track {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: rgba(255, 255, 255, 0.12);
    z-index: 6;
    overflow: hidden;
}

.hero-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #38bdf8 0%, #0284c7 50%, #f59e0b 100%);
    box-shadow: 0 0 14px rgba(56, 189, 248, 0.9);
}

.hero-progress-bar.is-running {
    width: 100%;
    transition: width 6000ms linear;
}

/* İnteraktif Öncesi / Sonrası Karşılaştırma Bölümü */
.section-before-after {
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f6 100%);
    position: relative;
    overflow: hidden;
}

.ba-scene-tabs {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1.5rem;
    background: #ffffff;
    padding: 0.45rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--c-border);
    box-shadow: var(--shadow-sm);
}

.ba-scene-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    color: var(--c-navy-800);
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
}

.ba-scene-tab:hover {
    color: var(--c-primary);
    background: var(--c-primary-soft);
}

.ba-scene-tab.active {
    background: linear-gradient(135deg, var(--c-navy-900) 0%, var(--c-primary-dark) 100%);
    color: #ffffff;
    box-shadow: 0 6px 16px -3px rgba(2, 132, 199, 0.4);
}

.ba-comparison-card {
    background: var(--c-navy-950);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(11, 23, 42, 0.28);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.ba-slider-stage {
    position: relative;
    width: 100%;
    height: 430px;
    user-select: none;
    overflow: hidden;
    cursor: ew-resize;
    --ba-pos: 50%;
}

@media (min-width: 768px) {
    .ba-slider-stage {
        height: 520px;
    }
}

@media (min-width: 1120px) {
    .ba-slider-stage {
        height: 560px;
    }
}

.ba-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.ba-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    pointer-events: none;
}

/* SONRASI Katmanı: Sıcak, Parlak, Yalıtımlı Konfor (Sağdan Sürgü Konumuna Göre Kırpılır) */
.ba-layer-after {
    z-index: 1;
    clip-path: inset(0 0 0 var(--ba-pos));
}

.ba-layer-after .ba-img {
    filter: contrast(1.06) saturate(1.18) brightness(1.03);
}

.ba-warm-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 75% 30%, rgba(251, 191, 36, 0.18) 0%, rgba(11, 23, 42, 0.35) 100%);
    pointer-events: none;
}

/* ÖNCESİ Katmanı: Soldan Sürgü Konumuna Göre Kırpılır (Görsel Asla Sündürülmez) */
.ba-layer-before {
    z-index: 2;
    clip-path: inset(0 calc(100% - var(--ba-pos)) 0 0);
}

.ba-img-cold {
    filter: grayscale(0.78) brightness(0.62) contrast(1.15) hue-rotate(185deg);
}

/* Öncesi Katmanı Hareketli Yağmur & Soğuk Buhar Efekti */
.ba-rain-effect {
    position: absolute;
    inset: -50% 0 0 0;
    background-image:
        repeating-linear-gradient(108deg,
            rgba(255, 255, 255, 0) 0px,
            rgba(255, 255, 255, 0) 18px,
            rgba(186, 230, 253, 0.22) 19px,
            rgba(255, 255, 255, 0) 21px);
    background-size: 120px 120px;
    animation: baRainFall 0.9s linear infinite;
    pointer-events: none;
}

@keyframes baRainFall {
    0% { transform: translateY(0) translateX(0); }
    100% { transform: translateY(120px) translateX(-22px); }
}

.ba-frost-vignette {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(15, 23, 42, 0.25) 0%, rgba(6, 13, 24, 0.72) 100%);
    box-shadow: inset 0 0 70px rgba(125, 211, 252, 0.25);
    pointer-events: none;
}

/* Köşe Üst Rozetleri (ÖNCESİ / SONRASI) */
.ba-corner-badge {
    position: absolute;
    top: 1.15rem;
    z-index: 4;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.95rem;
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    letter-spacing: 0.02em;
    backdrop-filter: blur(10px);
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    pointer-events: none;
}

.ba-badge-before {
    left: 1.15rem;
    background: rgba(185, 28, 28, 0.86);
    border: 1px solid rgba(252, 165, 165, 0.5);
}

.ba-badge-after {
    right: 1.15rem;
    background: rgba(2, 132, 199, 0.9);
    border: 1px solid rgba(125, 211, 252, 0.6);
}

@media (max-width: 639px) {
    .ba-corner-badge {
        font-size: 0.7rem;
        font-weight: 700;
        padding: 0.38rem 0.75rem;
        top: 0.75rem;
    }
    .ba-badge-before { left: 0.65rem; }
    .ba-badge-after { right: 0.65rem; }
    .ba-badge-detail { display: none; }
}

/* Alt Karşılaştırma Metrik Kutuları */
.ba-metrics {
    position: absolute;
    bottom: 1.25rem;
    z-index: 4;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    pointer-events: none;
}

.ba-metrics-before {
    left: 1.25rem;
}

.ba-metrics-after {
    right: 1.25rem;
    align-items: flex-end;
}

.ba-metric-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.55rem 0.9rem;
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    color: #ffffff;
    font-size: 0.8rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.32);
}

.ba-metric-pill i {
    width: 30px;
    height: 30px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.ba-metric-pill strong {
    display: block;
    font-size: 0.82rem;
    line-height: 1.2;
}

.ba-metric-pill span {
    display: block;
    font-size: 0.72rem;
    opacity: 0.88;
}

.ba-metric-bad {
    background: rgba(15, 23, 42, 0.82);
    border: 1px solid rgba(248, 113, 113, 0.45);
}

.ba-metric-bad i {
    background: rgba(239, 68, 68, 0.25);
    color: #fca5a5;
}

.ba-metric-good {
    background: rgba(11, 23, 42, 0.84);
    border: 1px solid rgba(56, 189, 248, 0.55);
}

.ba-metric-good i {
    background: rgba(34, 197, 94, 0.25);
    color: #4ade80;
}

@media (max-width: 767px) {
    .ba-metric-pill:nth-child(3) {
        display: none;
    }
    .ba-metric-pill {
        padding: 0.34rem 0.52rem;
        gap: 0.4rem;
        max-width: calc(50vw - 1.5rem);
    }
    .ba-metric-pill i {
        width: 22px;
        height: 22px;
        font-size: 0.72rem;
    }
    .ba-metric-pill strong {
        font-size: 0.68rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .ba-metric-pill span {
        display: none;
    }
    .ba-metrics {
        bottom: 0.75rem;
        gap: 0.4rem;
    }
    .ba-metrics-before { left: 0.5rem; }
    .ba-metrics-after { right: 0.5rem; }
}

/* Orta Sürükleme Çizgisi ve Parlayan Cam Tutamaç */
.ba-divider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--ba-pos);
    width: 3px;
    background: linear-gradient(180deg, #38bdf8 0%, #ffffff 50%, #f59e0b 100%);
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.95);
    z-index: 6;
    transform: translateX(-50%);
    pointer-events: none;
}

.ba-handle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, #0284c7 0%, #0b172a 100%);
    border: 3px solid #ffffff;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    box-shadow: 0 0 0 8px rgba(56, 189, 248, 0.25), 0 12px 28px rgba(0, 0, 0, 0.45);
    animation: baHandlePulse 2.4s infinite ease-in-out;
}

.ba-handle i {
    font-size: 1.15rem;
}

.ba-handle-label {
    font-size: 0.54rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

@keyframes baHandlePulse {
    0%, 100% {
        box-shadow: 0 0 0 6px rgba(56, 189, 248, 0.22), 0 12px 28px rgba(0, 0, 0, 0.45);
    }
    50% {
        box-shadow: 0 0 0 14px rgba(56, 189, 248, 0.4), 0 14px 32px rgba(2, 132, 199, 0.6);
    }
}

.ba-range-input {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: 10;
    cursor: ew-resize;
    margin: 0;
}

/* Alt Çağrı Şeridi */
.ba-footer-bar {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.15rem 1.5rem;
    background: linear-gradient(90deg, #0b172a 0%, #13233f 100%);
    color: #e2e8f0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .ba-footer-bar {
        flex-direction: row;
    }
}

.ba-footer-text {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-size: 0.92rem;
}

.ba-footer-text i {
    color: #fbbf24;
    font-size: 1.3rem;
}

.ba-footer-text strong {
    color: #ffffff;
}

/* ==========================================================================
   16. İNTERAKTİF GÜNDÜZ / GECE LED AMBİYANS & TÜRKİYE GENELİ PROJELER SAHNESİ
   ========================================================================== */
.section-daynight {
    position: relative;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f6 100%);
    transition: background 0.7s ease, color 0.7s ease;
    overflow: hidden;
}

.section-daynight.is-night {
    background: radial-gradient(circle at 50% 0%, #13233f 0%, #060d18 75%);
    color: #f8fafc;
}

/* Gece Modu Yıldız Parıltı Katmanı */
.dn-stars-bg {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.8s ease;
    pointer-events: none;
    background-image:
        radial-gradient(2px 2px at 15% 18%, rgba(255, 255, 255, 0.75), transparent),
        radial-gradient(1.5px 1.5px at 38% 12%, rgba(251, 191, 36, 0.75), transparent),
        radial-gradient(2px 2px at 68% 22%, rgba(125, 211, 252, 0.75), transparent),
        radial-gradient(1.5px 1.5px at 84% 14%, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(2px 2px at 26% 32%, rgba(255, 255, 255, 0.55), transparent),
        radial-gradient(2px 2px at 74% 36%, rgba(251, 191, 36, 0.65), transparent);
}

.section-daynight.is-night .dn-stars-bg {
    opacity: 1;
}

.section-daynight.is-night .dn-title {
    color: #ffffff;
}

.section-daynight.is-night .dn-title strong {
    color: #fbbf24;
}

.section-daynight.is-night .dn-lead {
    color: #cbd5e1;
}

.section-daynight.is-night .dn-eyebrow {
    background: rgba(251, 191, 36, 0.16);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.35);
}

/* Ana Gündüz / Gece Geçiş Anahtarı (Switch) */
.dn-master-switch-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding: 0.55rem 0.85rem;
    background: #ffffff;
    border: 1.5px solid var(--c-border);
    border-radius: var(--radius-full);
    box-shadow: 0 12px 30px -6px rgba(11, 23, 42, 0.12);
    transition: all 0.5s ease;
}

.section-daynight.is-night .dn-master-switch-wrap {
    background: rgba(15, 23, 42, 0.9);
    border-color: rgba(251, 191, 36, 0.45);
    box-shadow: 0 12px 34px -4px rgba(251, 191, 36, 0.22);
}

.dn-mode-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.1rem;
    border-radius: var(--radius-full);
    border: none;
    background: transparent;
    color: #64748b;
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dn-mode-btn i {
    font-size: 1.05rem;
}

#dnBtnDay.active {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    box-shadow: 0 6px 16px -3px rgba(2, 132, 199, 0.45);
}

#dnBtnNight.active {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #0b172a;
    box-shadow: 0 6px 18px -2px rgba(245, 158, 11, 0.55);
}

.section-daynight.is-night .dn-mode-btn:not(.active) {
    color: #94a3b8;
}

.dn-toggle-pill {
    position: relative;
    width: 60px;
    height: 32px;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, #38bdf8 0%, #0284c7 100%);
    border: 2px solid rgba(255, 255, 255, 0.8);
    cursor: pointer;
    padding: 0;
    transition: background 0.4s ease;
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.25);
}

.section-daynight.is-night .dn-toggle-pill {
    background: linear-gradient(90deg, #1e293b 0%, #f59e0b 100%);
    border-color: #fbbf24;
}

.dn-toggle-thumb {
    position: absolute;
    top: 3px;
    left: 4px;
    width: 22px;
    height: 22px;
    border-radius: var(--radius-full);
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    transition: transform 0.38s cubic-bezier(0.34, 1.56, 0.64, 1), background-color 0.3s ease;
}

.section-daynight.is-night .dn-toggle-thumb {
    transform: translateX(26px);
    background: #fef08a;
    box-shadow: 0 0 12px rgba(251, 191, 36, 0.95);
}

/* 4 Mimari Sistem & Proje Seçici Sekmeler */
.dn-project-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1.25rem;
}

.dn-project-tab {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.2rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--c-border);
    background: #ffffff;
    color: var(--c-navy-800);
    font-family: var(--font-heading);
    font-size: 0.86rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: var(--shadow-xs);
}

.dn-project-tab i {
    color: var(--c-primary);
}

.dn-project-tab:hover {
    border-color: var(--c-primary);
    transform: translateY(-2px);
}

.dn-project-tab.active {
    background: var(--c-navy-900);
    color: #ffffff;
    border-color: var(--c-navy-900);
    box-shadow: 0 10px 22px -5px rgba(11, 23, 42, 0.35);
}

.dn-project-tab.active i {
    color: #38bdf8;
}

.section-daynight.is-night .dn-project-tab {
    background: rgba(15, 23, 42, 0.75);
    color: #cbd5e1;
    border-color: rgba(255, 255, 255, 0.14);
}

.section-daynight.is-night .dn-project-tab.active {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.22) 0%, rgba(15, 23, 42, 0.95) 100%);
    color: #ffffff;
    border-color: #fbbf24;
    box-shadow: 0 0 22px rgba(245, 158, 11, 0.28);
}

.section-daynight.is-night .dn-project-tab.active i {
    color: #fbbf24;
}

/* Ana Görsel Sahne Kartı */
.dn-showcase-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--c-border);
    box-shadow: 0 25px 50px -12px rgba(11, 23, 42, 0.2);
    transition: all 0.5s ease;
}

.section-daynight.is-night .dn-showcase-card {
    background: #0b172a;
    border-color: rgba(251, 191, 36, 0.35);
    box-shadow: 0 25px 60px -10px rgba(0, 0, 0, 0.75), 0 0 40px -10px rgba(245, 158, 11, 0.22);
}

.dn-visual-stage {
    position: relative;
    width: 100%;
    height: 320px;
    overflow: hidden;
    background: #060d18;
}

@media (min-width: 768px) {
    .dn-visual-stage {
        height: 460px;
    }
}

@media (min-width: 1120px) {
    .dn-visual-stage {
        height: 510px;
    }
}

.dn-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 1.1s ease;
}

.dn-stage-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.dn-layer-day {
    opacity: 1;
    z-index: 1;
}

.dn-sun-flare {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 15%, rgba(255, 255, 255, 0.28) 0%, transparent 55%);
    pointer-events: none;
}

.dn-layer-night {
    opacity: 0;
    z-index: 2;
    transform: scale(1.03);
    pointer-events: none;
}

.section-daynight.is-night .dn-layer-night {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

/* Gece Modu Sıcak LED Spot & Şerit Işık Efektleri */
.dn-led-beams {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(251, 191, 36, 0.14) 0%, transparent 45%, rgba(6, 13, 24, 0.55) 100%);
}

.dn-led-spot {
    position: absolute;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.32) 0%, rgba(245, 158, 11, 0.08) 45%, transparent 70%);
    filter: blur(8px);
    animation: dnLedPulse 3.2s infinite alternate ease-in-out;
}

.dn-spot-1 { top: 8%; left: 18%; }
.dn-spot-2 { top: 12%; left: 48%; animation-delay: 0.9s; }
.dn-spot-3 { top: 6%; right: 14%; animation-delay: 1.7s; }

@keyframes dnLedPulse {
    0% { opacity: 0.65; transform: scale(0.92); }
    100% { opacity: 1; transform: scale(1.12); }
}

/* Görsel Üstü Kontroller (Mobilde ve Masaüstünde Temiz Hizalı) */
.dn-stage-top-bar {
    position: absolute;
    top: 1rem;
    left: 1rem;
    right: 1rem;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.dn-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.48rem 0.95rem;
    border-radius: var(--radius-full);
    background: rgba(2, 132, 199, 0.88);
    border: 1px solid rgba(125, 211, 252, 0.6);
    color: #ffffff;
    font-size: 0.78rem;
    font-weight: 700;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
}

.section-daynight.is-night .dn-status-badge {
    background: rgba(15, 23, 42, 0.9);
    border-color: #fbbf24;
    color: #fde68a;
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.35);
}

.dn-quick-flip-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    background: rgba(11, 23, 42, 0.85);
    border: 1.5px solid #fbbf24;
    color: #fde68a;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
    transition: all 0.3s ease;
}

.dn-quick-flip-btn:hover {
    background: #f59e0b;
    color: #0b172a;
    transform: translateY(-2px);
}

/* Görsel Altı Bilgi Paneli (Asla Görselin Üstünü Kapatmaz, Mobilde Üst Üste Binmez) */
.dn-info-panel {
    padding: 1.35rem 1.25rem;
}

@media (min-width: 768px) {
    .dn-info-panel {
        padding: 1.65rem 2rem;
    }
}

.dn-info-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.1rem;
    padding-bottom: 1.35rem;
    border-bottom: 1px solid var(--c-border);
}

.section-daynight.is-night .dn-info-grid {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

@media (min-width: 992px) {
    .dn-info-grid {
        grid-template-columns: 1fr 1fr 1.25fr;
        gap: 1.5rem;
    }
}

.dn-info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
}

.dn-info-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: var(--c-primary-soft);
    color: var(--c-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    transition: all 0.4s ease;
}

.section-daynight.is-night .dn-info-icon {
    background: rgba(251, 191, 36, 0.16);
    color: #fbbf24;
}

.dn-info-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--c-primary);
    margin-bottom: 0.15rem;
}

.section-daynight.is-night .dn-info-label {
    color: #fbbf24;
}

.dn-info-title {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.98rem;
    color: var(--c-navy-900);
    line-height: 1.3;
}

.section-daynight.is-night .dn-info-title {
    color: #ffffff;
}

.dn-info-sub {
    display: block;
    font-size: 0.8rem;
    color: var(--c-text-muted);
    margin-top: 0.15rem;
}

.section-daynight.is-night .dn-info-sub {
    color: #94a3b8;
}

.dn-info-desc {
    font-size: 0.88rem;
    color: var(--c-text-muted);
    line-height: 1.55;
    margin: 0;
}

.section-daynight.is-night .dn-info-desc {
    color: #cbd5e1;
}

.dn-bottom-bar {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 1.25rem;
}

@media (min-width: 992px) {
    .dn-bottom-bar {
        flex-direction: row;
        align-items: center;
    }
}

.dn-authority-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.dn-auth-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.38rem 0.8rem;
    border-radius: var(--radius-full);
    background: var(--c-surface-alt);
    color: var(--c-navy-800);
    border: 1px solid var(--c-border);
}

.dn-auth-pill i {
    color: var(--c-primary);
}

.section-daynight.is-night .dn-auth-pill {
    background: rgba(255, 255, 255, 0.06);
    color: #e2e8f0;
    border-color: rgba(255, 255, 255, 0.12);
}

.section-daynight.is-night .dn-auth-pill i {
    color: #fbbf24;
}

.dn-bottom-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}