@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* AEQUIS.DIGITAL DESIGN SYSTEM & DYNAMIC THEMING */

body, button, input, textarea, select {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    letter-spacing: 0.01em;
}

body {
    background-color: var(--bg-color);
    transition: background-color 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.day-mode {
    --bg-color: #F7F7F5; /* Brand Warm Broken White */
    --surface-color: #ffffff;
    --accent-color: #D1B48C; /* Brand Warm Gold */
    --accent-glow: 209, 180, 140; /* RGB value of #D1B48C */
    --trendyol-color: #f27a1a;
    --text-bright: #2C3136; /* Brand Deep Charcoal */
    --text-muted: #6E655B; /* Brand Warm Bronze-Gray */
    --border-color: rgba(209, 180, 140, 0.15);
    --hero-mask-bg: radial-gradient(circle at center, rgba(247, 247, 245, 0.3) 0%, rgba(247, 247, 245, 0.9) 85%);
    --header-bg: linear-gradient(to bottom, rgba(247, 247, 245, 0.95), rgba(247, 247, 245, 0));
    --card-hover-shadow: 0 15px 35px rgba(110, 101, 91, 0.08);
    --ambient-opacity: 0;
    --btn-secondary-bg: rgba(255, 255, 255, 0.8);
    --btn-secondary-border: rgba(44, 49, 54, 0.15);
    --btn-secondary-text: #2C3136;
    --gradient-primary: linear-gradient(135deg, #D1B48C 0%, #6E655B 100%);
}

.night-mode {
    --bg-color: #0E1012; /* Brand scale: Luxury Deep Charcoal Void */
    --surface-color: #181B1E; /* Brand scale: Warm Gallery Charcoal */
    --accent-color: #D1B48C; /* Brand Warm Gold / Incandescent Glow */
    --accent-glow: 209, 180, 140; /* RGB value of #D1B48C */
    --trendyol-color: #f27a1a;
    --text-bright: #F7F7F5; /* Brand Warm Broken White */
    --text-muted: #A59E96; /* Elegant Warm Muted Gray */
    --border-color: rgba(209, 180, 140, 0.12);
    --hero-mask-bg: radial-gradient(circle at center, rgba(14, 16, 18, 0.25) 0%, rgba(14, 16, 18, 0.9) 85%);
    --header-bg: linear-gradient(to bottom, rgba(14, 16, 18, 0.95), rgba(14, 16, 18, 0));
    --card-hover-shadow: 0 15px 40px rgba(209, 180, 140, 0.15);
    --ambient-opacity: 0.55;
    --btn-secondary-bg: rgba(24, 27, 30, 0.4);
    --btn-secondary-border: rgba(247, 247, 245, 0.2);
    --btn-secondary-text: #F7F7F5;
    --gradient-primary: linear-gradient(135deg, #D1B48C 0%, #6E655B 100%);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
}

h1:focus {
    outline: none !important;
    box-shadow: none !important;
}

.aequis-app {
    background-color: transparent;
    color: var(--text-muted);
    min-height: 100vh;
    transition: background-color 0.8s cubic-bezier(0.25, 0.8, 0.25, 1),
        color 0.8s ease,
        border-color 0.8s ease;
    overflow-x: hidden;
    width: 100%;
}

/* HEADER & LOGO */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 30px;
    position: fixed;
    width: 92%;
    max-width: 1400px;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
    transition: all 0.5s ease;
}

.night-mode header {
    background: rgba(24, 27, 30, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo span {
    font-weight: 200;
    /* Extra light font weight for 'digital' */
    color: var(--accent-color);
    transition: color 0.5s ease;
}

.site-logo {
    height: 38px;
    width: auto;
    transition: filter 0.5s ease;
}

.night-mode .site-logo {
    filter: invert(1) contrast(1.15) brightness(1.15);
}

.day-mode .site-logo {
    filter: none;
}

.badge-entrepreneur {
    font-size: 10px;
    font-weight: 700;
    color: #e2ba8a;
    border: 1px solid rgba(226, 186, 138, 0.3);
    background: rgba(226, 186, 138, 0.06);
    padding: 4px 10px;
    border-radius: 50px;
    margin-left: 10px;
    display: inline-block;
    vertical-align: middle;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

nav ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 30px;
}

nav ul li a {
    color: var(--text-bright);
    text-decoration: none;
    font-size: 14.5px;
    font-weight: 600;
    transition: 0.3s;
}

nav ul li a:hover {
    color: var(--accent-color);
}

.nav-trendyol-btn {
    background: var(--trendyol-color) !important;
    color: white !important;
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 700 !important;
    font-size: 14px;
    box-shadow: 0 4px 15px rgba(242, 122, 26, 0.3);
}

.nav-trendyol-btn:hover {
    background: #ef6114 !important;
    transform: translateY(-1px);
}

/* HERO SECTION */
.hero {
    height: 100vh;
    width: 100vw;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: url('images/hero_bg.jpg') !important;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
}

.hero-matrix-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 242, 254, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 242, 254, 0.04) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 2;
    pointer-events: none;
    opacity: 0.65;
    mask-image: radial-gradient(circle at center, black 30%, transparent 85%);
    -webkit-mask-image: radial-gradient(circle at center, black 30%, transparent 85%);
}

.hero-glow-blob-1 {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.18) 0%, rgba(99, 102, 241, 0.06) 50%, transparent 70%);
    top: -10%;
    left: -10%;
    border-radius: 50%;
    z-index: 2;
    pointer-events: none;
    filter: blur(80px);
    animation: pulseBlob 20s infinite alternate ease-in-out;
}

.hero-glow-blob-2 {
    position: absolute;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.15) 0%, rgba(0, 242, 254, 0.05) 50%, transparent 70%);
    bottom: -15%;
    right: -10%;
    border-radius: 50%;
    z-index: 2;
    pointer-events: none;
    filter: blur(100px);
    animation: pulseBlob 25s infinite alternate-reverse ease-in-out;
}

@keyframes pulseBlob {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(6%, -6%) scale(1.1);
    }
    100% {
        transform: translate(-4%, 4%) scale(0.95);
    }
}

.hero-collage {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none !important;
    z-index: 1;
    pointer-events: none;
}

.collage-item {
    position: absolute;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border-radius: 6px;
    animation: floatingKenBurns 24s infinite alternate ease-in-out;
    transition: border-color 0.8s ease, filter 0.8s ease;
}

.item-1 {
    width: 25vw;
    height: 45vh;
    top: 15%;
    left: -2%;
    opacity: 0.85;
    background-image: url('images/nebula.png');
    animation-delay: 0s;
}

.item-2 {
    width: 22vw;
    height: 40vh;
    top: 52%;
    left: 15%;
    opacity: 0.80;
    background-image: url('images/vortex.png');
    animation-delay: -4s;
}

.item-3 {
    width: 28vw;
    height: 50vh;
    top: -5%;
    right: 15%;
    opacity: 0.85;
    background-image: url('images/aura.png');
    animation-delay: -8s;
}

.item-4 {
    width: 22vw;
    height: 45vh;
    top: 35%;
    right: -2%;
    opacity: 0.85;
    background-image: url('images/nebula.png');
    animation-delay: -12s;
}

.item-5 {
    width: 18vw;
    height: 35vh;
    bottom: -5%;
    right: 28%;
    opacity: 0.60;
    background-image: url('images/vortex.png');
    animation-delay: -16s;
}

.night-mode .collage-item {
    filter: drop-shadow(0 0 20px rgba(var(--accent-glow), 0.25)) contrast(1.1) brightness(1.05);
}

@keyframes floatingKenBurns {
    0% {
        transform: scale(1) translate(0, 0) rotate(0deg);
    }

    50% {
        transform: scale(1.04) translate(0.5%, -1%) rotate(0.2deg);
    }

    100% {
        transform: scale(1.01) translate(-0.5%, 0.5%) rotate(-0.2deg);
    }
}

.hero-mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    background: none !important;
    transition: background 0.8s ease;
    display: none !important;
}
}

/* 1. FİKİR: PARAMETRİK IŞIK GÖLGE YANSIMASI */
.parametric-reflection {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    display: none !important;
    height: 100%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    z-index: 2;
    mix-blend-mode: color-dodge;
}

.night-mode .parametric-reflection {
    opacity: var(--ambient-opacity);
    background: radial-gradient(circle at 50% 50%, transparent 10%, rgba(var(--accent-glow), 0.05) 30%, transparent 50%),
        repeating-conic-gradient(from 0deg, transparent 0deg 8deg, rgba(var(--accent-glow), 0.06) 12deg, transparent 16deg 24deg);
    filter: blur(8px);
    animation: rotateReflection 90s linear infinite;
}

@keyframes rotateReflection {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 850px;
    text-align: center;
    padding: 0 20px;
}

.hero-badge {
    background: rgba(102, 252, 241, 0.05);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 25px;
    display: inline-block;
    transition: all 0.5s ease;
}

.hero h1 {
    font-size: 3.2rem;
    color: var(--text-bright);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.5px;
    margin-bottom: 25px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    transition: color 0.5s ease;
}

.hero h1 span {
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(102, 252, 241, 0.2);
    transition: all 0.5s ease;
}

.night-mode .hero h1 span {
    text-shadow: 0 0 30px rgba(var(--accent-glow), 0.8), 0 0 50px rgba(var(--accent-glow), 0.4);
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-bright);
    margin-bottom: 40px;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    font-weight: 500;
    transition: color 0.5s ease;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    padding: 14px 35px;
    font-size: 15px;
    font-weight: 600;
    border-radius: 4px;
    text-decoration: none;
    transition: 0.3s;
}

.btn-primary {
    background: var(--accent-color);
    color: var(--bg-color);
    box-shadow: 0 4px 20px rgba(102, 252, 241, 0.2);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(102, 252, 241, 0.4);
}

.btn-secondary {
    border: 1px solid var(--btn-secondary-border);
    color: var(--btn-secondary-text);
    background: var(--btn-secondary-bg);
    backdrop-filter: blur(4px);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--text-bright);
}

/* FLOATING AMBIENT LIGHT CONTROL PANEL */
.ambient-control-panel {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 999;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.ambient-control-panel:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.control-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-bright);
    margin-left: 8px;
}

.toggle-buttons {
    display: flex;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 50px;
    padding: 3px;
}

.toggle-btn {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.toggle-btn.active {
    background: var(--accent-color);
    color: var(--bg-color);
    box-shadow: 0 2px 10px rgba(102, 252, 241, 0.2);
}

.day-mode .toggle-btn.active {
    box-shadow: 0 2px 10px rgba(13, 148, 136, 0.2);
}

/* TRUST ROZETLERİ BAR */
.trust-bar {
    display: flex;
    justify-content: space-around;
    background: var(--surface-color);
    padding: 30px 6%;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 20px;
    transition: background 0.8s ease, border-color 0.8s ease;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.trust-icon {
    font-size: 24px;
    background: rgba(102, 252, 241, 0.05);
    padding: 10px;
    border-radius: 50%;
}

.trust-item h4 {
    color: var(--text-bright);
    font-size: 15px;
    margin-bottom: 3px;
    transition: color 0.5s ease;
}

.trust-item p {
    font-size: 12px;
    color: var(--text-muted);
    transition: color 0.5s ease;
}

/* SECTIONS */
.section {
    padding: 120px 6 80px 6%;
    transition: background 0.8s ease;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--text-bright);
    font-weight: 800;
    margin-bottom: 10px;
    transition: color 0.5s ease;
}

.section-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 60px;
    transition: color 0.5s ease;
}

/* PRODUCTS GRID */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 4%;
}

@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 20px;
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
        padding: 0 15px;
    }
}

.product-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: var(--card-hover-shadow);
}

.product-img-container {
    position: relative;
    width: 100%;
    height: 320px;
    background: #090a0f;
    overflow: hidden;
}

.product-img-fluid {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1), filter 0.6s ease;
}

.product-card:hover .product-img-fluid {
    transform: scale(1.05);
}

.night-mode .product-img-fluid {
    filter: drop-shadow(0 0 15px rgba(102, 252, 241, 0.05)) brightness(0.9);
}

.night-mode .product-card:hover .product-img-fluid {
    filter: drop-shadow(0 0 25px rgba(102, 252, 241, 0.35)) brightness(1.1);
}

.badge-tech {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 11px;
    z-index: 4;
}

.product-info {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.product-info h3 {
    color: var(--text-bright);
    font-size: 1.3rem;
    transition: color 0.5s ease;
}

.layer-info {
    font-size: 11px;
    color: var(--accent-color);
    font-weight: 600;
}

.product-info p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 20px;
    transition: color 0.5s ease;
}

.product-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    gap: 10px;
}

.price {
    font-size: 1.4rem;
    color: var(--text-bright);
    font-weight: 700;
    transition: color 0.5s ease;
}

.btn-buy {
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 8px 20px;
    text-decoration: none;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    transition: 0.3s;
    flex-grow: 1;
    text-align: center;
}

.btn-buy:hover {
    background: var(--accent-color);
    color: var(--bg-color);
}

/* PROCESS STEPS */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 20px;
}

.step {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 8px;
    transition: all 0.5s ease;
}

.step-number {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--accent-color);
    opacity: 0.15;
    margin-bottom: 15px;
    line-height: 1;
}

.step h3 {
    color: var(--text-bright);
    font-size: 1.4rem;
    margin-bottom: 15px;
    transition: color 0.5s ease;
}

.step p {
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 0.95rem;
    transition: color 0.5s ease;
}

/* 2. FİKİR: ALGORİTMİK GALERİ BÖLÜMÜ */
.algorithmic-section {
    padding: 120px 6%;
    background: var(--bg-color);
    position: relative;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    transition: background 0.8s ease, border-color 0.8s ease;
    overflow: hidden;
}

.gallery-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    margin-top: 50px;
}

@media (max-width: 992px) {
    .gallery-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.gallery-item {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    height: 520px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.day-mode .gallery-item {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(14, 165, 233, 0.12);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.02);
}

.night-mode .gallery-item {
    background: rgba(17, 20, 40, 0.35);
    border: 1px solid rgba(0, 242, 254, 0.12);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.01);
    border-color: var(--accent-color);
    box-shadow: 0 20px 45px rgba(var(--accent-glow), 0.18);
}

.gallery-visual-wrapper {
    flex-grow: 1;
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, rgba(var(--accent-glow), 0.08) 0%, transparent 80%), #05060b;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.8s ease;
}

.day-mode .gallery-visual-wrapper {
    background: radial-gradient(circle at 50% 50%, rgba(14, 165, 233, 0.06) 0%, transparent 80%), #f1f5f9;
}

.gallery-info {
    padding: 30px 25px;
    border-top: 1px solid var(--border-color);
    background: rgba(var(--accent-glow), 0.02);
    backdrop-filter: blur(10px);
    transition: all 0.5s ease;
}

.day-mode .gallery-info {
    background: rgba(255, 255, 255, 0.8);
}

.night-mode .gallery-info {
    background: rgba(17, 20, 40, 0.7);
}

.gallery-info .step-num {
    font-size: 10px;
    font-weight: 800;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
    display: inline-block;
    background: rgba(var(--accent-glow), 0.06);
    padding: 4px 12px;
    border-radius: 20px;
    border: 1px solid rgba(var(--accent-glow), 0.15);
}

.gallery-info h3 {
    color: var(--text-bright);
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 8px;
    transition: color 0.5s ease;
}

.gallery-info p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.6;
    transition: color 0.5s ease;
}

/* Step 1 Visual: Rotating SVG & scrolling grid */
.wireframe-visual {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, rgba(var(--accent-glow), 0.08) 0%, transparent 75%);
}

.wireframe-grid {
    position: absolute;
    width: 200%;
    height: 200%;
    background-image:
        linear-gradient(rgba(var(--accent-glow), 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--accent-glow), 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    transform: perspective(500px) rotateX(60deg) translateY(-20%);
    animation: gridScroll 20s linear infinite;
    z-index: 1;
}

@keyframes gridScroll {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 0 600px;
    }
}

.wireframe-model-svg {
    width: 58%;
    height: 58%;
    z-index: 2;
    filter: drop-shadow(0 0 15px rgba(var(--accent-glow), 0.45));
    animation: pulseModel 4s ease-in-out infinite alternate;
}

@keyframes pulseModel {
    0% {
        transform: scale(0.96) rotateY(0deg) translateY(-5px);
        filter: drop-shadow(0 0 10px rgba(var(--accent-glow), 0.3));
    }
    100% {
        transform: scale(1.05) rotateY(20deg) translateY(5px);
        filter: drop-shadow(0 0 25px rgba(var(--accent-glow), 0.7));
    }
}

/* Step 2 Visual: 3D Printing Simulation & Slicing Order Visual */
.print-visual, .order-visual {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
    transition: filter 0.8s ease;
}

.day-mode .print-visual, .day-mode .order-visual {
    filter: brightness(1.05) contrast(1.02);
}

.night-mode .print-visual, .night-mode .order-visual {
    filter: brightness(0.85) contrast(1.1);
}

.print-layer-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        transparent 0px,
        transparent 3px,
        rgba(0, 0, 0, 0.35) 4px,
        rgba(0, 0, 0, 0.35) 5px
    );
    z-index: 2;
    pointer-events: none;
    opacity: 0.8;
}

.print-nozzle-beam {
    position: absolute;
    height: 4px;
    width: 100%;
    background: linear-gradient(90deg, transparent 10%, var(--accent-color) 50%, transparent 90%);
    box-shadow: 0 0 15px var(--accent-color), 0 0 30px var(--accent-color);
    z-index: 3;
    animation: printProgress 6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes printProgress {
    0% {
        top: 0%;
        opacity: 0;
    }
    8% {
        opacity: 1;
    }
    92% {
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

/* Step 3 Visual: Light Pulsing */
.room-visual {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

.room-glow-effect {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(253, 186, 116, 0.4) 0%, rgba(var(--accent-glow), 0.15) 30%, transparent 70%);
    z-index: 2;
    mix-blend-mode: screen;
    animation: roomLightWarmth 5s ease-in-out infinite alternate;
}

@keyframes roomLightWarmth {
    0% {
        opacity: 0.35;
        transform: scale(0.95);
    }
    100% {
        opacity: 0.95;
        transform: scale(1.05);
    }
}

/* 3. FİKİR: BOYUT VE ÖLÇEK MODALI */
.scale-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(3, 4, 6, 0.85);
    backdrop-filter: blur(12px);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    animation: fadeInModal 0.3s ease;
}

@keyframes fadeInModal {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.scale-modal-content {
    background: var(--surface-color);
    border: 1px solid var(--accent-color);
    border-radius: 16px;
    width: 100%;
    max-width: 800px;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(102, 252, 241, 0.1);
    position: relative;
    animation: slideUpModal 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

@keyframes slideUpModal {
    from {
        transform: translateY(40px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.scale-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
}

.scale-modal-header h3 {
    color: var(--text-bright);
    font-size: 1.4rem;
}

.scale-modal-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 28px;
    cursor: pointer;
    transition: 0.3s;
    line-height: 1;
}

.scale-modal-close:hover {
    color: var(--accent-color);
    transform: scale(1.1);
}

.scale-modal-body {
    padding: 30px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 30px;
    align-items: center;
}

@media (max-width: 768px) {
    .scale-modal-body {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 20px;
    }
}

.scale-visualizer-container {
    background: #05070a;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
    height: 340px;
}

.scale-visualizer-container svg {
    width: 100%;
    height: 100%;
}

.scale-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.scale-detail-item {
    border-left: 3px solid var(--accent-color);
    padding-left: 15px;
}

.scale-detail-item h4 {
    color: var(--text-bright);
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.scale-detail-item p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.5;
}

.btn-close-modal {
    background: var(--accent-color);
    color: var(--bg-color);
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-weight: 700;
    cursor: pointer;
    transition: 0.3s;
    text-align: center;
    align-self: flex-start;
    margin-top: 10px;
}

.btn-close-modal:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 252, 241, 0.3);
}

.btn-scale-trigger {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-bright);
    width: 42px;
    height: 42px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-scale-trigger:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
    background: rgba(102, 252, 241, 0.06);
    transform: scale(1.05);
}

/* 3D WIREFRAME FEATURE STYLES */
.btn-wireframe {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    background: rgba(102, 252, 241, 0.03);
    border: 1px solid rgba(102, 252, 241, 0.2);
    color: var(--accent-color);
    padding: 12px;
    border-radius: 6px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    margin: 15px 0;
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    letter-spacing: 0.5px;
}

.day-mode .btn-wireframe {
    background: rgba(13, 148, 136, 0.03);
    border-color: rgba(13, 148, 136, 0.2);
    color: var(--accent-color);
}

.btn-wireframe:hover {
    background: rgba(102, 252, 241, 0.08);
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(102, 252, 241, 0.15);
    transform: translateY(-2px);
}

.day-mode .btn-wireframe:hover {
    background: rgba(13, 148, 136, 0.08);
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(13, 148, 136, 0.15);
}

.btn-wireframe .icon-wire {
    width: 18px;
    height: 18px;
    transition: transform 0.8s ease;
}

.btn-wireframe:hover .icon-wire {
    transform: rotate(180deg);
}

.product-meta-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* 3D Wireframe Modal Custom overrides */
.wireframe-modal-content {
    background: var(--surface-color);
    border: 1px solid var(--accent-color);
    border-radius: 18px;
    width: 100%;
    max-width: 950px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(102, 252, 241, 0.15);
    position: relative;
    animation: slideUpModal 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.wireframe-modal-body {
    padding: 30px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 30px;
}

@media (max-width: 900px) {
    .wireframe-modal-body {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 20px;
    }
}

/* Interactive Wireframe Screen */
.wireframe-screen-container {
    background: #040609;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    position: relative;
    height: 480px;
    overflow: hidden;
}

.hologram-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(rgba(102, 252, 241, 0.02) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
    z-index: 1;
}

.screen-header-badge {
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 10px;
    font-family: monospace;
    color: var(--accent-color);
    opacity: 0.7;
    z-index: 2;
    letter-spacing: 1px;
}

.screen-axis-indicator {
    position: absolute;
    bottom: 20px;
    left: 20px;
    font-size: 9px;
    font-family: monospace;
    color: var(--text-muted);
    z-index: 2;
    line-height: 1.4;
}

/* TRUE CSS 3D ROTATION CANVAS */
.canvas-3d {
    perspective: 1000px;
    width: 280px;
    height: 280px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
    margin: auto;
}

.object-3d {
    width: 180px;
    height: 180px;
    transform-style: preserve-3d;
    position: relative;
    transform: rotateX(65deg) rotateY(0deg) rotateZ(0deg);
    transition: transform 0.5s ease;
}

/* Speed options */
.object-3d.speed-slow {
    animation: rotate3DGeneric 18s linear infinite;
}
.object-3d.speed-normal {
    animation: rotate3DGeneric 10s linear infinite;
}
.object-3d.speed-fast {
    animation: rotate3DGeneric 5s linear infinite;
}

@keyframes rotate3DGeneric {
    0% {
        transform: rotateX(65deg) rotateY(0deg) rotateZ(0deg);
    }
    100% {
        transform: rotateX(65deg) rotateY(0deg) rotateZ(360deg);
    }
}

/* 3D SHAPES */
.mesh-element {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 1px solid rgba(102, 252, 241, 0.25);
    transform-style: preserve-3d;
    transition: all 0.5s ease;
}

/* Render Mode Options */
.render-nodes .mesh-element::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-color);
    top: 50%;
    left: 0;
    transform: translateY(-50%);
}
.render-nodes .mesh-element::before {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-color);
    top: 50%;
    right: 0;
    transform: translateY(-50%);
}

.render-holographic .mesh-element {
    background: rgba(102, 252, 241, 0.015);
    border-style: dashed;
    box-shadow: inset 0 0 15px rgba(102, 252, 241, 0.05);
}

/* Nebula Origami 3D: Sharp Diamond/Crystalline Structure */
.shape-nebula .mesh-element:nth-child(1) { transform: rotateY(0deg) rotateX(45deg); }
.shape-nebula .mesh-element:nth-child(2) { transform: rotateY(45deg) rotateX(45deg); }
.shape-nebula .mesh-element:nth-child(3) { transform: rotateY(90deg) rotateX(45deg); }
.shape-nebula .mesh-element:nth-child(4) { transform: rotateY(135deg) rotateX(45deg); }
.shape-nebula .mesh-element:nth-child(5) { transform: rotateY(0deg) rotateX(90deg); border-style: dashed; }
.shape-nebula .mesh-element:nth-child(6) { transform: rotateY(90deg) rotateX(90deg); border-style: dashed; }
.shape-nebula .inner-diamond {
    position: absolute;
    width: 60%;
    height: 60%;
    top: 20%;
    left: 20%;
    border: 1.5px solid var(--accent-color);
    transform: rotateX(45deg) rotateY(45deg);
    background: rgba(102, 252, 241, 0.05);
    filter: drop-shadow(0 0 8px var(--accent-color));
}

/* Vortex Spiral 3D: Stacked rings going down like a tornado */
.shape-vortex .mesh-element {
    border-radius: 50%;
    border-width: 1.5px;
    height: 10px;
    width: 100%;
    top: 50%;
    margin-top: -5px;
}
.shape-vortex .v-ring-1 { transform: translateZ(60px) scale(0.2); }
.shape-vortex .v-ring-2 { transform: translateZ(40px) scale(0.4); }
.shape-vortex .v-ring-3 { transform: translateZ(20px) scale(0.6); }
.shape-vortex .v-ring-4 { transform: translateZ(0px) scale(0.85); border-color: var(--accent-color); }
.shape-vortex .v-ring-5 { transform: translateZ(-20px) scale(0.65); }
.shape-vortex .v-ring-6 { transform: translateZ(-40px) scale(0.45); }
.shape-vortex .v-ring-7 { transform: translateZ(-60px) scale(0.25); }
.shape-vortex .spiral-axis {
    position: absolute;
    width: 2px;
    height: 140px;
    background: linear-gradient(to bottom, transparent, var(--accent-color), transparent);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) rotateX(90deg);
}

/* Aura Bio-Kafes: Geodesic nested sphere structure */
.shape-aura .mesh-element {
    border-radius: 50%;
}
.shape-aura .a-ring-1 { transform: rotateY(0deg); }
.shape-aura .a-ring-2 { transform: rotateY(30deg); }
.shape-aura .a-ring-3 { transform: rotateY(60deg); }
.shape-aura .a-ring-4 { transform: rotateY(90deg); }
.shape-aura .a-ring-5 { transform: rotateY(120deg); }
.shape-aura .a-ring-6 { transform: rotateY(150deg); }
.shape-aura .a-ring-lat-1 { transform: translateZ(40px) scale(0.74); }
.shape-aura .a-ring-lat-2 { transform: translateZ(-40px) scale(0.74); }
.shape-aura .a-ring-lat-3 { transform: translateZ(0px) scale(1); border-color: rgba(102, 252, 241, 0.4); }

/* Chronos Pendulum: Sharp vertical asymmetric shapes */
.shape-chronos .mesh-element {
    border-radius: 0;
    border-width: 1px;
}
.shape-chronos .c-wire-1 { transform: rotateY(0deg) scaleX(0.2); }
.shape-chronos .c-wire-2 { transform: rotateY(90deg) scaleX(0.2); }
.shape-chronos .c-ring-1 { border-radius: 50%; transform: translateZ(40px) scale(0.5) rotateX(90deg); }
.shape-chronos .c-ring-2 { border-radius: 50%; transform: translateZ(-40px) scale(0.5) rotateX(90deg); }
.shape-chronos .c-weight {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    transform: translateZ(65px);
    box-shadow: 0 0 12px var(--accent-color);
    border-radius: 50%;
}

/* Prism Matrix: Polyhedral Multi-Faceted Crystal */
.shape-prism .mesh-element {
    border-radius: 0;
    border-width: 1px;
}
.shape-prism .p-face-1 { transform: rotateY(0deg) rotateX(60deg) scale(0.8); }
.shape-prism .p-face-2 { transform: rotateY(60deg) rotateX(60deg) scale(0.8); }
.shape-prism .p-face-3 { transform: rotateY(120deg) rotateX(60deg) scale(0.8); }
.shape-prism .p-face-4 { transform: rotateY(180deg) rotateX(60deg) scale(0.8); }
.shape-prism .p-ring { border-radius: 50%; border-style: dotted; transform: translateZ(0px) scale(0.9); }
.shape-prism .p-core {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 1px solid var(--accent-color);
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    transform: rotateX(45deg) rotateY(45deg);
    background: rgba(102, 252, 241, 0.2);
    box-shadow: 0 0 10px var(--accent-color);
}

/* Controls Panel for rendering */
.render-controls-panel {
    display: flex;
    gap: 15px;
    z-index: 5;
    background: rgba(5, 7, 10, 0.85);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 30px;
    width: calc(100% - 40px);
    justify-content: space-around;
    backdrop-filter: blur(5px);
}

.control-group-3d {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}

.control-group-3d label {
    font-size: 8.5px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-family: monospace;
    letter-spacing: 0.5px;
}

.control-btn-grid {
    display: flex;
    gap: 4px;
    background: rgba(255,255,255,0.03);
    padding: 2px;
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.05);
}

.c-btn-3d {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: monospace;
    font-size: 9.5px;
    padding: 3px 8px;
    border-radius: 3px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.c-btn-3d.active {
    background: var(--accent-color);
    color: var(--bg-color);
    font-weight: 700;
}

/* CLI console log styling representing craft and code */
.wireframe-console {
    background: #020305;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    font-family: 'Courier New', Courier, monospace;
    color: #38bdf8;
    height: 220px;
    overflow-y: hidden;
    font-size: 11px;
    position: relative;
}

.console-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(56, 189, 248, 0.15);
    padding-bottom: 8px;
    margin-bottom: 12px;
    color: var(--text-bright);
    font-size: 10px;
    letter-spacing: 1px;
}

.console-blink-dot {
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    animation: blinkConsoleDot 1s infinite alternate;
}

@keyframes blinkConsoleDot {
    0% { opacity: 0.2; }
    100% { opacity: 1; }
}

.console-lines {
    display: flex;
    flex-direction: column;
    gap: 6px;
    line-height: 1.4;
}

.console-line {
    opacity: 0.85;
}

.console-line.success {
    color: #34d399;
}

.console-line.warn {
    color: #fbbf24;
}

.console-line span.math {
    color: var(--accent-color);
}

/* Spec info card inside modal */
.wireframe-specs-card {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 5px;
}

.spec-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 15px;
}

.spec-box span {
    font-size: 9px;
    text-transform: uppercase;
    color: var(--text-muted);
    display: block;
    margin-bottom: 2px;
    font-family: monospace;
}

.spec-box h5 {
    font-size: 13.5px;
    color: var(--text-bright);
    font-weight: 700;
}

.story-box {
    border-left: 2px solid var(--accent-color);
    padding-left: 15px;
}

.story-box h4 {
    font-size: 13.5px;
    color: var(--text-bright);
    margin-bottom: 5px;
    font-weight: 600;
}

.story-box p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* 4. FİKİR: NEDEN PLA? BÖLÜMÜ */
.pla-section {
    padding: 100px 6%;
    background: var(--surface-color);
    position: relative;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
    transition: background 0.8s ease, border-color 0.8s ease;
}

.pla-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

@media (max-width: 992px) {
    .pla-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.pla-content h2 {
    font-size: 2.6rem;
    color: var(--text-bright);
    font-weight: 800;
    margin-bottom: 25px;
    line-height: 1.25;
    transition: color 0.5s ease;
}

.pla-content h2 span {
    color: #10b981;
    /* Premium emerald eco color */
    text-shadow: 0 0 15px rgba(16, 185, 129, 0.2);
}

.pla-content p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 35px;
    transition: color 0.5s ease;
}

.pla-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    background: rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    padding: 20px 10px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    border-color: #10b981;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.05);
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    color: #10b981;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-bright);
    letter-spacing: 0.5px;
}

.pla-visual-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.pla-eco-spool {
    width: 85%;
    height: 85%;
    filter: drop-shadow(0 15px 30px rgba(0, 0, 0, 0.5));
    animation: rotateSpool 60s linear infinite;
}

@keyframes rotateSpool {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* TESTIMONIALS */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: var(--surface-color);
    padding: 35px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.5s ease;
}

.review-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: var(--card-hover-shadow);
}

.review-stars {
    color: #f27a1a;
    font-size: 18px;
    margin-bottom: 15px;
}

.review-text {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    font-style: italic;
    margin-bottom: 25px;
    transition: color 0.5s ease;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-avatar {
    width: 45px;
    height: 45px;
    background: rgba(102, 252, 241, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 14px;
}

.review-user h4 {
    color: var(--text-bright);
    font-size: 14px;
    transition: color 0.5s ease;
}

.verified-buyer {
    color: #4caf50;
    font-size: 11px;
    display: block;
    margin-top: 2px;
}

/* FOOTER */
footer {
    background-color: #040508;
    padding: 60px 6% 30px 6%;
    border-top: 1px solid var(--border-color);
    transition: border-color 0.8s ease;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 50px;
}

footer h4 {
    color: var(--text-bright);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 5px;
    transition: color 0.5s ease;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    header {
        padding: 15px 4%;
    }

    nav ul {
        gap: 15px;
    }

    .collage-item {
        opacity: 0.35 !important;
    }

    .ambient-control-panel {
        bottom: 20px;
        right: 20px;
        left: 20px;
        justify-content: space-between;
    }
    }
}

/* ==========================================
   5. ALIŞVERİŞ SEPETİ VE KATEGORİ FİLTRELEME
   ========================================== */

/* Kategori Tabları */
.category-tabs {
    display: flex !important;
    justify-content: center !important;
    align-items: center;
    gap: 15px;
    margin: 40px auto 50px auto;
    width: 100%;
    max-width: 1300px;
    padding: 0 4%;
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 12px 24px;
    border-radius: 30px;
    cursor: pointer;
    font-size: 13.5px;
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    backdrop-filter: blur(5px);
}

.tab-btn:hover {
    border-color: var(--accent-color);
    color: var(--text-bright);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(var(--accent-glow), 0.1);
}

.tab-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: #0b0c10;
    font-weight: 600;
    box-shadow: 0 8px 25px rgba(var(--accent-glow), 0.3);
}

/* Sepet Floating Butonu */
.floating-cart-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    background: var(--gradient-primary);
    color: #0b0c10;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(var(--accent-glow), 0.4);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.floating-cart-btn:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(var(--accent-glow), 0.5);
}

.cart-icon-svg {
    width: 28px;
    height: 28px;
    stroke: #0b0c10;
}

.cart-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    min-width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 2px solid #0b0c10;
    box-shadow: 0 0 10px rgba(239, 68, 68, 0.5);
    animation: pulseBadge 1.5s infinite alternate;
}

@keyframes pulseBadge {
    0% { transform: scale(1); }
    100% { transform: scale(1.15); }
}

/* Sepet Çekmecesi (Drawer) */
.cart-drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    justify-content: flex-end;
}

.cart-drawer {
    width: 480px;
    max-width: 100vw;
    height: 100vh;
    background: rgba(10, 15, 26, 0.85);
    backdrop-filter: blur(25px);
    border-left: 1px solid rgba(var(--accent-glow), 0.15);
    box-shadow: -15px 0 40px rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    padding: 30px;
    transition: background 0.8s ease;
    animation: slideInDrawer 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

@keyframes slideInDrawer {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

.cart-drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.cart-drawer-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-bright);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn-close-cart {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s;
}

.btn-close-cart:hover {
    color: #ef4444;
}

/* Sepet İçi Öğeler */
.cart-items-list {
    flex: 1;
    overflow-y: auto;
    padding-right: 5px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Scrollbar Customization */
.cart-items-list::-webkit-scrollbar {
    width: 5px;
}
.cart-items-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
}
.cart-items-list::-webkit-scrollbar-thumb {
    background: rgba(var(--accent-glow), 0.15);
    border-radius: 5px;
}

.cart-item-row {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 15px;
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 15px;
    align-items: center;
    transition: all 0.3s ease;
}

.cart-item-row:hover {
    border-color: rgba(var(--accent-glow), 0.2);
    background: rgba(255, 255, 255, 0.04);
}

.cart-item-img {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    object-fit: cover;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.cart-item-info h4 {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 4px;
}

.cart-item-category {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-color);
    display: block;
    margin-bottom: 8px;
}

.cart-qty-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qty-btn {
    width: 26px;
    height: 26px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-bright);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.qty-btn:hover {
    background: var(--accent-color);
    color: #0b0c10;
    border-color: transparent;
}

.qty-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-bright);
    min-width: 20px;
    text-align: center;
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
    height: 100%;
}

.cart-item-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-bright);
}

.btn-remove-item {
    background: transparent;
    border: none;
    color: rgba(239, 68, 68, 0.6);
    cursor: pointer;
    transition: color 0.2s;
    font-size: 12px;
}

.btn-remove-item:hover {
    color: #ef4444;
}

/* Boş Sepet Görünümü */
.empty-cart-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 60%;
    color: var(--text-muted);
    gap: 15px;
}

.empty-cart-svg {
    width: 60px;
    height: 60px;
    stroke: var(--text-muted);
    opacity: 0.4;
}

.empty-cart-view p {
    font-size: 14px;
}

/* Sepet Toplamı ve Alt Alan */
.cart-drawer-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    margin-top: 20px;
}

.cart-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.cart-total-row span {
    font-size: 14px;
    color: var(--text-muted);
}

.cart-total-row strong {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-bright);
}

.btn-checkout {
    width: 100%;
    background: var(--gradient-primary);
    color: #0b0c10;
    border: none;
    border-radius: 30px;
    padding: 16px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(var(--accent-glow), 0.25);
    transition: all 0.3s ease;
}

.btn-checkout:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(var(--accent-glow), 0.4);
}

/* Sepete Ekle Butonu */
.product-meta-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.btn-add-to-cart {
    background: rgba(var(--accent-glow), 0.08);
    border: 1px solid rgba(var(--accent-glow), 0.2);
    color: var(--accent-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-add-to-cart:hover {
    background: var(--accent-color);
    color: #0b0c10;
    border-color: transparent;
    box-shadow: 0 5px 15px rgba(var(--accent-glow), 0.2);
}

/* Alışveriş Formu ve Başarı Katmanı */
.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 10px;
}

.form-group-3d {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group-3d label {
    font-size: 11px;
    text-transform: uppercase;
    color: var(--text-muted);
    font-family: monospace;
}

.form-group-3d input, .form-group-3d textarea {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    padding: 10px 14px;
    color: var(--text-bright);
    font-size: 13.5px;
    transition: border-color 0.3s;
}

.form-group-3d input:focus, .form-group-3d textarea:focus {
    border-color: var(--accent-color);
    outline: none;
}

.success-checkout-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    text-align: center;
    gap: 20px;
}

.success-check-icon {
    width: 80px;
    height: 80px;
    stroke: #10b981;
    animation: bounceCheck 1s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes bounceCheck {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

.success-checkout-view h3 {
    font-size: 1.6rem;
    color: #10b981;
    font-weight: 700;
}

.success-checkout-view p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
}

.loading-gcode {
    background: rgba(16, 185, 129, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 8px;
    padding: 15px;
    font-family: monospace;
    font-size: 11px;
    color: #34d399;
    text-align: left;
    width: 100%;
}

/* ------------------------------------------------------------- */
/* GECE/GÜNDÜZ SALON ÖN İZLEME MODALI SİSTEMİ */
/* ------------------------------------------------------------- */

.room-preview-modal-content {
    background: var(--surface-color);
    border: 1px solid var(--accent-color);
    border-radius: 18px;
    width: 100%;
    max-width: 1050px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(102, 252, 241, 0.15);
    position: relative;
    animation: slideUpModal 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.room-preview-modal-body {
    padding: 30px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 30px;
}

@media (max-width: 992px) {
    .room-preview-modal-body {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 20px;
    }
}

/* SALON VİZÜALİZATÖRÜ */
.room-visualizer-container {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    position: relative;
    height: 480px;
    overflow: hidden;
    background: #e2e8f0; /* Default Day Wall Color */
    transition: all 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: inset 0 0 40px rgba(0,0,0,0.1);
}

.room-visualizer-container.night {
    background: #0f172a; /* Night Wall Color */
    box-shadow: inset 0 0 60px rgba(0,0,0,0.6);
}

/* Oda Penceresi */
.room-window {
    position: absolute;
    top: 40px;
    left: 40px;
    width: 100px;
    height: 140px;
    border: 4px solid #f8fafc;
    border-bottom-width: 6px;
    border-radius: 4px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    z-index: 2;
    overflow: hidden;
}

.room-visualizer-container.night .room-window {
    border-color: #334155;
}

.window-glass {
    width: 100%;
    height: 100%;
    position: relative;
}

.day-sky {
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #38bdf8, #bae6fd);
    position: relative;
}

.day-sky .sun {
    position: absolute;
    width: 30px;
    height: 30px;
    background: #fef08a;
    border-radius: 50%;
    top: 15px;
    left: 15px;
    box-shadow: 0 0 15px #fef08a;
}

.day-sky .clouds {
    position: absolute;
    width: 50px;
    height: 15px;
    background: rgba(255,255,255,0.7);
    border-radius: 10px;
    bottom: 30px;
    right: -10px;
}

.night-sky {
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #020617, #1e1b4b);
    position: relative;
}

.night-sky .moon {
    position: absolute;
    width: 20px;
    height: 20px;
    background: #f1f5f9;
    border-radius: 50%;
    top: 15px;
    left: 20px;
    box-shadow: 0 0 10px rgba(241, 245, 249, 0.4);
}

.night-sky .stars {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(white 1px, transparent 0),
        radial-gradient(white 0.7px, transparent 0);
    background-size: 30px 30px, 40px 40px;
    background-position: 0 0, 15px 15px;
    opacity: 0.6;
}

/* Asılı Avize Sistemi */
.chandelier-suspension {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 260px;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
}

.suspension-wire {
    width: 2px;
    height: 100px;
    background: #475569;
    transition: background 0.8s ease;
}

.room-visualizer-container.night .suspension-wire {
    background: #1e293b;
}

.room-visualizer-container.light-on .suspension-wire {
    background: rgba(var(--room-light-color), 0.7);
}

.suspended-chandelier-img {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
    transition: all 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.room-visualizer-container.light-on .suspended-chandelier-img {
    filter: drop-shadow(0 0 20px rgba(var(--room-light-color), calc(0.3 * var(--room-light-intensity)))) 
            brightness(1.3);
}

/* Ampul Işık Çekirdeği */
.light-core-glow {
    position: absolute;
    top: 155px; /* Adjust according to chandelier center */
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 
        0 0 20px #ffffff,
        0 0 40px rgba(var(--room-light-color), 1),
        0 0 70px rgba(var(--room-light-color), 0.8);
    z-index: 11;
    animation: corePulse 2s ease-in-out infinite alternate;
}

@keyframes corePulse {
    0% { transform: scale(0.9); opacity: 0.8; }
    100% { transform: scale(1.1); opacity: 1; }
}

/* Ortam Işık Halesi */
.chandelier-glow-aura {
    position: absolute;
    top: var(--light-y);
    left: var(--light-x);
    transform: translate(-50%, -50%);
    width: 450px;
    height: 450px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--room-light-color), calc(0.6 * var(--room-light-intensity))) 0%, rgba(var(--room-light-color), calc(0.25 * var(--room-light-intensity))) 35%, transparent 70%);
    opacity: 0;
    pointer-events: none;
    z-index: 5;
    mix-blend-mode: screen;
    transition: all 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.room-visualizer-container.light-on .chandelier-glow-aura {
    opacity: 1;
}

/* Parametrik Gölge Projeksiyonları */
.room-shadow-projections {
    position: absolute;
    top: var(--light-y);
    left: var(--light-x);
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 3;
}

.shadow-line {
    position: absolute;
    top: 50%;
    left: 50%;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, calc(0.45 * var(--room-light-intensity))) 40%, transparent);
    transform-origin: left center;
    transition: all 0.8s ease;
    animation: shadowFloat 8s ease-in-out infinite alternate;
}

@keyframes shadowFloat {
    0% { transform: rotate(var(--rot)) translateY(0px) scale(0.98); }
    100% { transform: rotate(var(--rot)) translateY(5px) scale(1.02); }
}

.shadow-line.s-1 { width: 350px; --rot: 15deg; animation-delay: 0s; }
.shadow-line.s-2 { width: 380px; --rot: 45deg; animation-delay: 0.5s; }
.shadow-line.s-3 { width: 340px; --rot: 85deg; animation-delay: 1s; }
.shadow-line.s-4 { width: 360px; --rot: 125deg; animation-delay: 1.5s; }
.shadow-line.s-5 { width: 390px; --rot: 175deg; animation-delay: 2s; }
.shadow-line.s-6 { width: 340px; --rot: 235deg; animation-delay: 2.5s; }
.shadow-line.s-7 { width: 370px; --rot: 285deg; animation-delay: 3s; }
.shadow-line.s-8 { width: 360px; --rot: 325deg; animation-delay: 3.5s; }

/* Oda Mobilyaları (Sofa & Plant) */
.room-furniture {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 120px;
    z-index: 7;
    pointer-events: none;
}

.sofa {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 260px;
    height: 70px;
    background: #475569; /* Day color */
    border-radius: 8px 8px 0 0;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    transition: background 0.8s ease;
}

.room-visualizer-container.night .sofa {
    background: #1e293b;
}

.room-visualizer-container.light-on .sofa {
    background: #5d5137; /* illuminated by light */
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.sofa-back {
    position: absolute;
    top: -15px;
    left: 10px;
    width: 240px;
    height: 30px;
    background: #334155;
    border-radius: 6px;
    transition: background 0.8s ease;
}

.room-visualizer-container.night .sofa-back {
    background: #0f172a;
}

.room-visualizer-container.light-on .sofa-back {
    background: #453c2a;
}

.potted-plant {
    position: absolute;
    bottom: 25px;
    right: 50px;
    font-size: 38px;
    filter: drop-shadow(0 5px 5px rgba(0,0,0,0.15)) grayscale(0.2);
    transition: all 0.8s ease;
}

.room-visualizer-container.night .potted-plant {
    filter: drop-shadow(0 5px 5px rgba(0,0,0,0.3)) brightness(0.3) grayscale(0.6);
}

.room-visualizer-container.light-on .potted-plant {
    filter: drop-shadow(0 5px 10px rgba(0,0,0,0.2)) brightness(0.9) grayscale(0);
}

.coffee-table {
    position: absolute;
    bottom: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 18px;
    background: #64748b;
    border-radius: 4px 4px 0 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.08);
    transition: background 0.8s ease;
}

.room-visualizer-container.night .coffee-table {
    background: #334155;
}

.room-visualizer-container.light-on .coffee-table {
    background: #786444;
}

/* Zemin */
.room-floor {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 35px;
    background: #cbd5e1;
    z-index: 1;
    transition: background 0.8s ease;
}

.room-visualizer-container.night .room-floor {
    background: #1e293b;
}

.room-visualizer-container.light-on .room-floor {
    background: #4b3e2b;
}

/* Ambient Overlays */
.day-ambient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(254, 243, 199, 0.15) 0%, transparent 50%);
    pointer-events: none;
    z-index: 8;
    transition: opacity 0.8s ease;
}

.room-visualizer-container.night .day-ambient-overlay {
    opacity: 0;
}

.night-darkness-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(8, 12, 28, 0.82);
    pointer-events: none;
    z-index: 8;
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.room-visualizer-container.night.light-off .night-darkness-overlay {
    opacity: 1;
}

.room-visualizer-container.night.light-on .night-darkness-overlay {
    opacity: 0.6; /* Dim the base room darkness when light is on */
}

.night-glow-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at var(--light-x) var(--light-y), rgba(var(--room-light-color), calc(0.3 * var(--room-light-intensity))) 10%, rgba(var(--room-light-color), calc(0.12 * var(--room-light-intensity))) 45%, rgba(0, 0, 0, 0.5) 85%);
    pointer-events: none;
    z-index: 9;
    opacity: 0;
    transition: opacity 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.room-visualizer-container.light-on .night-glow-overlay {
    opacity: 1;
}

.room-visualizer-container.light-on .placed-lamp-img {
    filter: drop-shadow(0 0 15px rgba(var(--room-light-color), calc(0.35 * var(--room-light-intensity)))) 
            brightness(1.25);
}

/* Kontroller */
.room-controls-card {
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: var(--surface-color);
}

.control-section-3d {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
}

.control-title-3d {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-family: monospace;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.switch-container {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
}

.switch-tip {
    font-size: 11.5px;
    color: var(--text-muted);
    line-height: 1.3;
}

/* Parlaklık Slider Süsleme */
.room-light-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.08);
    outline: none;
    transition: 0.2s;
}

.room-light-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent-color);
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-color);
    transition: 0.15s;
}

.room-light-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 15px var(--accent-color);
}

/* Karttaki Yeni Buton */
.btn-room-trigger {
    background: rgba(251, 191, 36, 0.04);
    border: 1px solid rgba(251, 191, 36, 0.2);
    color: #fbbf24;
    width: 42px;
    height: 42px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-room-trigger:hover {
    border-color: #fbbf24;
    color: #fbbf24;
    background: rgba(251, 191, 36, 0.1);
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(251, 191, 36, 0.2);
}

/* YENİ ÜRÜN ÖNİZLEME BUTONLARI (YAN YANA) */
.product-preview-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin: 15px 0 0 0;
}

.btn-preview-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    color: var(--text-bright);
    padding: 10px 5px;
    border-radius: 6px;
    font-size: 11.5px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.day-mode .btn-preview-item {
    background: rgba(0, 0, 0, 0.02);
}

.btn-preview-item:hover {
    background: rgba(102, 252, 241, 0.08);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(102, 252, 241, 0.12);
}

.day-mode .btn-preview-item:hover {
    background: rgba(13, 148, 136, 0.08);
    border-color: var(--accent-color);
    color: var(--accent-color);
    box-shadow: 0 5px 12px rgba(13, 148, 136, 0.12);
}

/* B2B PORTAL GRID & CARD STYLES */
.b2b-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
    max-width: 1300px;
    margin: 0 auto;
}

@media (max-width: 992px) {
    .b2b-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.b2b-content h2 span {
    color: var(--accent-color);
}

.b2b-simulator-card {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.day-mode .b2b-simulator-card {
    background: rgba(0, 0, 0, 0.01);
    box-shadow: 0 15px 30px rgba(28, 25, 23, 0.05);
}

.b2b-form-scrollable {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Premium Blazor Error UI (Global Style) */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 2000;
    background: #111428;
    color: #F8FAFC;
    padding: 0.8rem 1.5rem;
    box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.5);
    border-top: 1px solid rgba(0, 242, 254, 0.2);
    font-family: inherit;
    font-size: 14px;
    box-sizing: border-box;
}

#blazor-error-ui a {
    color: #00F2FE;
    text-decoration: underline;
    margin-left: 10px;
    font-weight: 600;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #94A3B8;
    transition: color 0.2s;
}

#blazor-error-ui .dismiss:hover {
    color: #F8FAFC;
}

/* ==========================================================================
   AEQUIS DESIGN OVERHAUL: CONTINUOUS 3D TEXTURE & DYNAMIC LIGHT DIFFUSION
   ========================================================================== */

/* 1. Global Wavy 3D Backdrop Wrapper */
.app-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: url('images/hero_bg.jpg') !important;
    background-size: cover;
    background-position: center;
    opacity: 0.08;
    z-index: -2;
    pointer-events: none;
    transition: opacity 0.8s ease;
}

.night-mode .app-backdrop {
    opacity: 0.045;
    filter: invert(1) brightness(0.65) contrast(1.15);
}

/* 2. Overlapping Warm-Cold Dynamic Light Diffusion */
.app-light-diffusion {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 15% 25%, rgba(209, 180, 140, 0.14) 0%, transparent 45%),
                radial-gradient(circle at 85% 75%, rgba(0, 242, 254, 0.09) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
    animation: driftGlow 25s infinite alternate ease-in-out;
}

@keyframes driftGlow {
    0% {
        transform: scale(1) translate(0, 0);
    }
    100% {
        transform: scale(1.18) translate(4%, -4%);
    }
}

/* 3. Refined Logo Warm Sheen Glow Animations */
.site-logo {
    height: 38px;
    width: auto;
    transition: filter 0.5s ease;
    animation: logoGlowSheen 4.5s infinite ease-in-out;
}

@keyframes logoGlowSheen {
    0%, 100% {
        filter: drop-shadow(0 0 2px rgba(209, 180, 140, 0.12));
    }
    50% {
        filter: drop-shadow(0 0 16px rgba(209, 180, 140, 0.65)) drop-shadow(0 0 3px rgba(209, 180, 140, 0.4));
    }
}

.night-mode .site-logo {
    filter: invert(1) contrast(1.15) brightness(1.15);
    animation: logoGlowSheenNight 4.5s infinite ease-in-out;
}

@keyframes logoGlowSheenNight {
    0%, 100% {
        filter: invert(1) contrast(1.15) brightness(1.15) drop-shadow(0 0 3px rgba(209, 180, 140, 0.15));
    }
    50% {
        filter: invert(1) contrast(1.15) brightness(1.15) drop-shadow(0 0 22px rgba(209, 180, 140, 0.8));
    }
}

/* ==========================================================================
   FEATURED COLLECTIONS SHOWCASE SYSTEM
   ========================================================================== */
.collections-showcase-section {
    padding: 100px 6%;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    margin-top: 50px;
}

@media (max-width: 1024px) {
    .showcase-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .showcase-grid {
        grid-template-columns: 1fr;
    }
}

.showcase-card {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(209, 180, 140, 0.22);
    border-radius: 20px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(110, 101, 91, 0.04);
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    min-height: 480px;
}

.night-mode .showcase-card {
    background: rgba(24, 27, 30, 0.45);
    border: 1px solid rgba(209, 180, 140, 0.12);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.22);
}

.showcase-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 45px rgba(209, 180, 140, 0.16);
}

.showcase-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--text-bright);
    color: var(--bg-color);
    padding: 4px 10px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 5;
    transition: background 0.5s ease, color 0.5s ease;
}

.showcase-img-wrap {
    width: 100%;
    height: 240px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
    position: relative;
    border: 1px solid rgba(209, 180, 140, 0.15);
}

.showcase-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

.showcase-card h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--text-bright);
    margin-bottom: 10px;
    transition: color 0.5s ease;
}

.showcase-card p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
    transition: color 0.5s ease;
}

.custom-commission-btn {
    align-self: stretch;
    background: linear-gradient(135deg, #D1B48C 0%, #6E655B 100%);
    color: #F7F7F5 !important;
    text-align: center;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none !important;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(209, 180, 140, 0.25);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.custom-commission-btn:hover {
    transform: translateY(-2.5px);
    box-shadow: 0 6px 20px rgba(209, 180, 140, 0.5);
    filter: brightness(1.08);
}

/* ==========================================================================
   REDESIGNED PROCESS ILLUSTRATIONS LAYOUT
   ========================================================================== */
.process-illustrations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

@media (max-width: 900px) {
    .process-illustrations-grid {
        grid-template-columns: 1fr;
    }
}

.process-illustration-card {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(209, 180, 140, 0.18);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.5s ease;
    box-shadow: 0 10px 25px rgba(0,0,0,0.01);
}

.night-mode .process-illustration-card {
    background: rgba(24, 27, 30, 0.45);
    border: 1px solid rgba(209, 180, 140, 0.1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.process-illustration-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 15px 35px rgba(209, 180, 140, 0.12);
}

.process-icon-wrap {
    width: 84px;
    height: 84px;
    margin: 0 auto 25px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(209, 180, 140, 0.08);
    border: 1.5px dashed rgba(209, 180, 140, 0.4);
    transition: all 0.3s ease;
}

.process-illustration-card:hover .process-icon-wrap {
    transform: scale(1.05) rotate(5deg);
    background: rgba(209, 180, 140, 0.12);
    border-style: solid;
}

.process-svg-icon {
    width: 42px;
    height: 42px;
    stroke: var(--accent-color);
}

.process-illustration-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 12px;
    transition: color 0.5s ease;
}

.process-illustration-card p {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    transition: color 0.5s ease;
}

/* ==========================================================================
   EXPERT ABOUT US MEMBERS SYSTEM
   ========================================================================== */
.about-us-section {
    padding: 110px 6% 90px 6%;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 50px;
}

@media (max-width: 900px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

.about-card {
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(209, 180, 140, 0.18);
    border-radius: 20px;
    padding: 45px 30px;
    text-align: center;
    transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
}

.night-mode .about-card {
    background: rgba(24, 27, 30, 0.45);
    border: 1px solid rgba(209, 180, 140, 0.1);
    box-shadow: 0 10px 35px rgba(0,0,0,0.18);
}

.about-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(209, 180, 140, 0.14);
}

.avatar-wrap {
    width: 105px;
    height: 105px;
    margin: 0 auto 25px auto;
    border-radius: 50%;
    position: relative;
    padding: 4px;
    background: linear-gradient(135deg, #D1B48C 0%, #6E655B 100%);
    box-shadow: 0 0 20px rgba(209, 180, 140, 0.22);
    transition: all 0.5s ease;
}

.about-card:hover .avatar-wrap {
    box-shadow: 0 0 28px rgba(209, 180, 140, 0.45);
    transform: scale(1.03);
}

.avatar-inner {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--surface-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 800;
    color: var(--accent-color);
    transition: background 0.5s ease, color 0.5s ease;
}

.about-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 6px;
    transition: color 0.5s ease;
}

.about-expert-title {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.about-expertise-sub {
    font-size: 10px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: color 0.5s ease;
}