/* ============================================================
   ABDULLAH ZEYN — Global Design System
   Dark theme with warm gold accents
   ============================================================ */

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Palette */
    --bg: #0a0a0a;
    --bg-alt: #111111;
    --surface: #181818;
    --surface-2: #1e1e1e;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);

    --text: #f0ede6;
    --text-dim: rgba(240, 237, 230, 0.5);
    --text-muted: rgba(240, 237, 230, 0.3);

    --accent: #c8a55c;
    --accent-dim: rgba(200, 165, 92, 0.15);
    --accent-glow: rgba(200, 165, 92, 0.35);

    /* Typography */
    --sans: 'Inter', -apple-system, sans-serif;
    --serif: 'Playfair Display', 'Georgia', serif;

    /* Spacing */
    --nav-h: 7rem;
    --section-py: clamp(5rem, 10vw, 8rem);
    --max-w: 80rem;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

html.lenis,
html.lenis body {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto !important;
}

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    max-width: 100%;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    color: inherit;
    font: inherit;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
.serif {
    font-family: var(--serif);
    line-height: 1.15;
    font-weight: 400;
}

.text-label {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--accent);
}

.text-dim {
    color: var(--text-dim);
}

.text-muted {
    color: var(--text-muted);
}

.text-accent {
    color: var(--accent);
}

/* ---------- Layout ---------- */
.container {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: var(--section-py) 0;
}

/* ---------- Grain Texture Overlay ---------- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

/* ---------- Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 50;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    border-bottom: 1px solid transparent;
    transition: background 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-color: var(--border);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.nav-logo {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    transition: opacity 0.3s;
}

.nav-logo:hover {
    opacity: 0.7;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--text-dim);
    position: relative;
    padding: 0.25rem 0;
    transition: color 0.3s;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.4s var(--ease-out);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--bg);
    background: var(--accent);
    padding: 0.6rem 1.5rem;
    transition: all 0.3s var(--ease-out);
    margin-left: 1rem;
}

.nav-cta:hover {
    background: #d4b36a;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px var(--accent-dim);
}

/* Mobile menu toggle */
.nav-toggle {
    display: none;
    padding: 0.5rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: block;
    }
}

/* ---------- Mobile Overlay Menu ---------- */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 60;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.mobile-menu a {
    font-family: var(--serif);
    font-style: italic;
    font-size: 2rem;
    color: var(--text-dim);
    transition: color 0.3s;
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--accent);
}

.mobile-menu .mobile-cta {
    font-family: var(--sans);
    font-style: normal;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    padding: 0.8rem 2rem;
    margin-top: 1.5rem;
    transition: all 0.3s;
}

.mobile-menu .mobile-cta:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
}

.mobile-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    padding: 1rem;
}

/* ---------- Hero ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--nav-h) + 4rem);
    position: relative;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    filter: blur(120px);
    opacity: 0.25;
    pointer-events: none;
    top: 10%;
    right: -10%;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero-label {
    font-size: 0.7rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 1.5rem;
    opacity: 0;
}

.hero-title {
    font-size: clamp(3.5rem, 9vw, 7.5rem);
    font-weight: 400;
    line-height: 1.05;
    margin-bottom: 1.5rem;
}

.hero-title .char {
    display: inline-block;
    opacity: 0;
    transform: translateY(80px);
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-dim);
    max-width: 32rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    opacity: 0;
}

.hero-photo {
    position: relative;
    overflow: hidden;
}

.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.15);
    transition: transform 6s var(--ease-out);
}

.hero-photo.revealed img {
    transform: scale(1);
}

.hero-photo-overlay {
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform-origin: left;
}

/* ---------- Buttons ---------- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--accent);
    color: var(--bg);
    padding: 1rem 2.2rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: all 0.4s var(--ease-out);
    opacity: 0;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-dim);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary .arrow {
    display: inline-block;
    transition: transform 0.3s var(--ease-out);
}

.btn-primary:hover .arrow {
    transform: translateX(4px);
}

.btn-outline {
    display: inline-block;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.8rem 2rem;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: all 0.4s var(--ease-out);
}

.btn-outline:hover {
    border-color: var(--accent);
    background: var(--accent-dim);
    transform: translateY(-1px);
}

/* ---------- Cards ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 2.5rem;
    transition: all 0.5s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 0;
    background: var(--accent);
    transition: height 0.6s var(--ease-out);
}

.card:hover {
    border-color: var(--border-hover);
    background: var(--surface-2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.card:hover::before {
    height: 100%;
}

.card-icon {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    transition: color 0.4s, transform 0.4s var(--ease-out);
}

.card:hover .card-icon {
    color: var(--accent);
    transform: translateY(-4px);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-dim);
    font-size: 0.88rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.card-link {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border);
    transition: border-color 0.3s, color 0.3s;
}

.card:hover .card-link {
    border-color: var(--accent);
    color: var(--accent);
}

/* ---------- Stats Marquee ---------- */
.stats-strip {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 2rem 0;
    overflow: hidden;
}

.stats-track {
    display: flex;
    gap: 4rem;
    animation: marquee 25s linear infinite;
}

.stat-item {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.stat-number {
    font-family: var(--serif);
    font-size: 2.5rem;
    color: var(--accent);
}

.stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 2rem;
    background: var(--border);
    flex-shrink: 0;
    align-self: center;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* ---------- Testimonial ---------- */
.testimonial {
    padding: var(--section-py) 0;
    text-align: center;
    position: relative;
}

.testimonial-quote {
    font-family: var(--serif);
    font-style: italic;
    font-size: clamp(1.4rem, 3vw, 2rem);
    max-width: 42rem;
    margin: 0 auto 1.5rem;
    line-height: 1.6;
    color: var(--text);
}

.testimonial-quote::before {
    content: '"';
    display: block;
    font-size: 4rem;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 0.6;
}

.testimonial-author {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ---------- CTA Section ---------- */
.cta-section {
    text-align: center;
    padding: var(--section-py) 0;
    position: relative;
}

.cta-section h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--text-dim);
    max-width: 28rem;
    margin: 0 auto 2.5rem;
}

/* ---------- Trusted/Logos ---------- */
.logos-section {
    padding: 4rem 0;
    text-align: center;
}

.logos-label {
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

.logos-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2.5rem 4rem;
}

.logo-item {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: color 0.3s;
}

.logo-item:hover {
    color: var(--accent);
}

/* ---------- Footer ---------- */
.footer {
    border-top: 1px solid var(--border);
    padding: 4rem 0 3rem;
    background: var(--bg-alt);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: start;
}

.footer-brand {
    max-width: 22rem;
}

.footer-brand-name {
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}

.footer-brand-desc {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-link {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: color 0.3s;
}

.footer-link:hover {
    color: var(--accent);
}

.footer-copy {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* ---------- Gallery ---------- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.25rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    background: var(--surface);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease-out);
}

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

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity 0.4s;
}

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

.gallery-overlay span {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #fff;
}

.gallery-overlay .inquire-btn {
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 0.5rem 1.2rem;
    transition: all 0.3s;
}

.gallery-overlay .inquire-btn:hover {
    background: #fff;
    color: #000;
}

/* Gallery filters */
.gallery-filters {
    display: flex;
    gap: 1.5rem;
}

.filter-btn {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.4rem 0;
    border-bottom: 1px solid transparent;
    transition: all 0.3s;
    cursor: pointer;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 70;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    backdrop-filter: blur(8px);
}

.lightbox-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 80;
    padding: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.3s;
}

.lightbox-close:hover {
    color: #fff;
}

.lightbox-body {
    max-width: 60rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-body img {
    max-height: 75vh;
    width: auto;
    object-fit: contain;
}

.lightbox-info {
    margin-top: 1.5rem;
    text-align: center;
}

.lightbox-info h3 {
    font-style: italic;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

/* ---------- Forms ---------- */
.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    font-size: 1rem;
    font-family: var(--sans);
    color: var(--text);
    outline: none;
    transition: border-color 0.3s;
}

.form-input:focus {
    border-color: var(--accent);
}

.form-input::placeholder {
    color: transparent;
}

.form-label {
    position: absolute;
    left: 0;
    top: 0.75rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: all 0.3s var(--ease-out);
    pointer-events: none;
}

.form-input:focus~.form-label,
.form-input:not(:placeholder-shown)~.form-label {
    top: -1.2rem;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
}

.form-select {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    font-size: 1rem;
    font-family: var(--sans);
    color: var(--text-dim);
    outline: none;
    -webkit-appearance: none;
    border-radius: 0;
    transition: border-color 0.3s;
}

.form-select:focus {
    border-color: var(--accent);
}

.form-submit {
    width: 100%;
    background: var(--accent);
    color: var(--bg);
    padding: 1.2rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    border: none;
}

.form-submit:hover {
    background: #d4b36a;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-dim);
}

/* ---------- Timeline ---------- */
.timeline {
    position: relative;
    padding-left: 1.5rem;
    margin-left: 1rem;
}

.timeline-line {
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 0;
    background: var(--accent);
}

.timeline-item {
    position: relative;
    margin-bottom: 1.5rem;
}

.timeline-dot {
    position: absolute;
    left: -1.65rem;
    top: 0.25rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    transition: transform 0.3s, box-shadow 0.3s;
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.5);
    box-shadow: 0 0 12px var(--accent-glow);
}

.timeline-year {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.timeline-text {
    font-family: var(--serif);
    font-size: 1rem;
}

/* ---------- Page Transition ---------- */
.page-transition {
    position: fixed;
    inset: 0;
    z-index: 100;
    background: var(--bg);
    pointer-events: none;
}

/* ---------- GSAP Reveal Helpers ---------- */
.gs-reveal {
    opacity: 0;
    transform: translateY(50px);
    will-change: transform, opacity;
}

.gs-reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    will-change: transform, opacity;
}

.gs-reveal-right {
    opacity: 0;
    transform: translateX(50px);
    will-change: transform, opacity;
}

.gs-reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    will-change: transform, opacity;
}

/* ---------- Glow Line Dividers ---------- */
.glow-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    width: 0;
    margin: 0 auto;
    max-width: 20rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .hero-title {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .stats-track {
        gap: 2rem;
    }

    .stat-number {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
}