/* ============================================
   AK INTERIORS - Premium Design System
   Color Palette: Warm Neutrals + Deep Accents
   Typography: Cormorant Garamond (Display)
              Space Grotesk (UI/Body)
   ============================================ */

/* --- CSS CUSTOM PROPERTIES --- */
:root {
    /* Core Colors */
    --color-bg: #0C0A09;
    --color-bg-alt: #1A1714;
    --color-bg-card: #1E1B18;
    --color-bg-elevated: #252119;
    --color-surface: #2A2520;
    --color-border: rgba(212, 193, 171, 0.1);
    --color-border-hover: rgba(212, 193, 171, 0.25);

    /* Text Colors */
    --color-text: #F5F0EB;
    --color-text-secondary: #B8AFA6;
    --color-text-muted: #7A7268;
    --color-text-accent: #C9A96E;

    /* Accent Colors */
    --color-accent: #C9A96E;
    --color-accent-hover: #D4B97E;
    --color-accent-subtle: rgba(201, 169, 110, 0.1);
    --color-accent-glow: rgba(201, 169, 110, 0.15);

    /* Gradient */
    --gradient-warm: linear-gradient(135deg, #C9A96E 0%, #A67C52 50%, #8B6341 100%);
    --gradient-dark: linear-gradient(180deg, #0C0A09 0%, #1A1714 100%);
    --gradient-hero: radial-gradient(ellipse at 30% 50%, rgba(201, 169, 110, 0.06) 0%, transparent 60%);

    /* Typography */
    --font-display: 'Cormorant Garamond', 'Georgia', serif;
    --font-body: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    --font-ui: 'Inter', system-ui, sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    --space-section: clamp(5rem, 12vh, 10rem);

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;

    /* Transitions */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out-quart: cubic-bezier(0.76, 0, 0.24, 1);
    --transition-fast: 0.3s var(--ease-out-expo);
    --transition-medium: 0.6s var(--ease-out-expo);
    --transition-slow: 0.8s var(--ease-out-expo);
    --transition-slower: 1.2s var(--ease-out-expo);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: none;
}

::selection {
    background: var(--color-accent);
    color: var(--color-bg);
}

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

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

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

ul, ol {
    list-style: none;
}

input, textarea, select {
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
}

/* --- CUSTOM CURSOR --- */
.cursor {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.15s ease, opacity 0.3s ease;
    mix-blend-mode: difference;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.4s var(--ease-out-expo), width 0.3s var(--ease-out-expo), height 0.3s var(--ease-out-expo), border-color 0.3s ease;
    transform: translate(-50%, -50%);
}

body.cursor-hover .cursor {
    transform: scale(0);
}

body.cursor-hover .cursor-follower {
    width: 60px;
    height: 60px;
    border-color: var(--color-accent-hover);
    background: rgba(201, 169, 110, 0.08);
}

/* --- LOADER --- */
.loader {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-inner {
    text-align: center;
}

.loader-logo {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    color: var(--color-accent);
    letter-spacing: 0.3em;
    margin-bottom: var(--space-lg);
    animation: loaderPulse 1.5s ease-in-out infinite;
}

.loader-bar {
    width: 200px;
    height: 1px;
    background: var(--color-border);
    margin: 0 auto var(--space-sm);
    overflow: hidden;
}

.loader-bar-fill {
    width: 0%;
    height: 100%;
    background: var(--color-accent);
    animation: loaderFill 2s var(--ease-out-expo) forwards;
}

.loader-text {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

@keyframes loaderPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes loaderFill {
    to { width: 100%; }
}

/* --- HEADER --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all 0.5s var(--ease-out-expo);
}

.header.scrolled {
    background: rgba(12, 10, 9, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) 0;
}

.nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 10;
}

.nav-logo-mark {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-accent);
    width: 48px;
    height: 48px;
    border: 1px solid var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.05em;
    transition: var(--transition-fast);
}

.nav-logo:hover .nav-logo-mark {
    background: var(--color-accent);
    color: var(--color-bg);
}

.nav-logo-text {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--color-text);
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::before {
    content: attr(data-index);
    font-size: 0.55rem;
    position: absolute;
    top: -6px;
    left: 0;
    color: var(--color-accent);
    opacity: 0;
    transform: translateY(5px);
    transition: var(--transition-fast);
}

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

.nav-link:hover::before,
.nav-link.active::before {
    opacity: 1;
    transform: translateY(0);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width var(--transition-fast);
}

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

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 32px;
    z-index: 10;
    padding: 4px 0;
}

.nav-toggle span {
    width: 100%;
    height: 1px;
    background: var(--color-text);
    transition: var(--transition-fast);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s var(--ease-out-expo);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-links {
    text-align: center;
}

.mobile-menu-links li {
    overflow: hidden;
}

.mobile-link {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 300;
    color: var(--color-text);
    padding: 0.3em 0;
    transition: color var(--transition-fast);
    transform: translateY(100%);
    transition: transform 0.6s var(--ease-out-expo), color 0.3s ease;
}

.mobile-menu.active .mobile-link {
    transform: translateY(0);
}

.mobile-menu-links li:nth-child(1) .mobile-link { transition-delay: 0.1s; }
.mobile-menu-links li:nth-child(2) .mobile-link { transition-delay: 0.15s; }
.mobile-menu-links li:nth-child(3) .mobile-link { transition-delay: 0.2s; }
.mobile-menu-links li:nth-child(4) .mobile-link { transition-delay: 0.25s; }
.mobile-menu-links li:nth-child(5) .mobile-link { transition-delay: 0.3s; }
.mobile-menu-links li:nth-child(6) .mobile-link { transition-delay: 0.35s; }
.mobile-menu-links li:nth-child(7) .mobile-link { transition-delay: 0.4s; }

.mobile-link span {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    color: var(--color-accent);
    margin-right: 1rem;
    letter-spacing: 0.1em;
}

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

.mobile-menu-footer {
    position: absolute;
    bottom: var(--space-lg);
    left: 0;
    right: 0;
    text-align: center;
    font-family: var(--font-ui);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* --- CONTAINER --- */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
}

/* --- SECTION HEADER --- */
.section-header {
    margin-bottom: var(--space-xl);
}

.section-header-center {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--space-2xl);
}

.section-number {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    display: block;
    margin-bottom: var(--space-xs);
}

.section-tagline {
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 300;
    line-height: 1.15;
    color: var(--color-text);
}

.section-title em {
    font-style: italic;
    color: var(--color-accent);
}

.section-description {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-top: var(--space-md);
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-ui);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--color-accent);
    color: var(--color-bg);
    border: 1px solid var(--color-accent);
}

.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 169, 110, 0.25);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-hover);
}

.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* --- HERO SECTION --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--space-3xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-image {
    position: absolute;
    inset: 0;
    background: url('https://images.unsplash.com/photo-1600607687920-4e2a09cf159d?w=1920&h=1080&fit=crop&q=80') center/cover no-repeat;
    opacity: 0.12;
    filter: saturate(0.4);
}

.hero-bg-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 169, 110, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 169, 110, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 3rem);
    width: 100%;
}

.hero-badge {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: var(--space-xl);
}

.hero-badge span:not(.hero-badge-line) {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.hero-badge-line {
    width: 60px;
    height: 1px;
    background: var(--color-accent);
}

.hero-title {
    margin-bottom: var(--space-lg);
}

.hero-title-line {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 8rem);
    font-weight: 300;
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--color-text);
    overflow: hidden;
}

.hero-title-italic {
    font-style: italic;
    color: var(--color-accent);
}

.hero-subtitle {
    max-width: 550px;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.hero-ctas {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.hero-scroll {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.hero-scroll-line {
    width: 40px;
    height: 1px;
    background: var(--color-accent);
    animation: scrollPulse 2s ease-in-out infinite;
}

.hero-scroll span {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; width: 40px; }
    50% { opacity: 0.5; width: 60px; }
}

.hero-stats {
    position: absolute;
    bottom: var(--space-xl);
    right: clamp(1.5rem, 4vw, 3rem);
    display: flex;
    gap: var(--space-xl);
    z-index: 1;
}

.hero-stat {
    text-align: right;
}

.hero-stat-number {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 300;
    color: var(--color-accent);
    line-height: 1;
}

.hero-stat-plus {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    color: var(--color-accent);
}

.hero-stat-label {
    display: block;
    font-family: var(--font-ui);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* --- ABOUT SECTION --- */
.about {
    padding: var(--space-section) 0;
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.about-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 300;
    line-height: 1.2;
    margin-bottom: var(--space-xl);
}

.about-title em {
    font-style: italic;
    color: var(--color-accent);
}

.about-founder {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.about-founder-image {
    position: relative;
}

.about-founder-image-placeholder {
    width: 80px;
    height: 80px;
    background: var(--gradient-warm);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-founder-image-placeholder span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-bg);
}

.about-founder-badge {
    position: absolute;
    bottom: -8px;
    right: -20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.55rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
}

.about-founder-badge span {
    display: block;
    color: var(--color-accent);
    line-height: 1.4;
}

.about-founder-info h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
}

.about-founder-role {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.about-text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin-bottom: var(--space-md);
}

.about-text strong {
    color: var(--color-accent);
    font-weight: 500;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.about-value {
    padding: var(--space-md);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.about-value:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
}

.about-value-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.about-value h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
}

.about-value p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* About Right - Image Collage */
.about-image-collage {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 250px 250px;
    gap: var(--space-md);
    position: sticky;
    top: 120px;
}

.about-image-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.about-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out-expo);
}

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

.about-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(12, 10, 9, 0.7) 100%);
    display: flex;
    align-items: flex-end;
    padding: var(--space-md);
}

.about-image-overlay span {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    color: white;
    position: relative;
    z-index: 1;
}

.about-image-card-1 {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
}

.about-image-card-2 {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
}

.about-image-card-3 {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
}

/* --- SERVICES SECTION --- */
.services {
    padding: var(--space-section) 0;
    background: var(--color-bg-alt);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.service-card {
    position: relative;
}

.service-card-inner {
    padding: var(--space-xl);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    height: 100%;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.service-card-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-warm);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s var(--ease-out-expo);
}

.service-card:hover .service-card-inner {
    border-color: var(--color-border-hover);
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.service-card:hover .service-card-inner::before {
    transform: scaleX(1);
}

.service-number {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 300;
    color: var(--color-accent);
    opacity: 0.12;
    position: absolute;
    top: var(--space-md);
    right: var(--space-lg);
    line-height: 1;
}

.service-icon {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    margin-bottom: var(--space-sm);
}

.service-desc {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.service-features li {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    padding-left: 1.2rem;
    position: relative;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 6px;
    height: 1px;
    background: var(--color-accent);
}

/* --- PORTFOLIO SECTION --- */
.portfolio {
    padding: var(--space-section) 0;
    position: relative;
}

.portfolio-filters {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.6rem 1.5rem;
    font-family: var(--font-ui);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    transition: var(--transition-fast);
}

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

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.portfolio-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    transition: all 0.6s var(--ease-out-expo);
}

.portfolio-item-wide {
    grid-column: span 2;
}

.portfolio-item-inner {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease-out-expo);
    display: block;
}

.portfolio-item-inner:hover .portfolio-image {
    transform: scale(1.08);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(12, 10, 9, 0.85) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity 0.5s var(--ease-out-expo);
}

.portfolio-item-inner:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-category {
    font-family: var(--font-ui);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
}

.portfolio-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: white;
    margin-bottom: 0.25rem;
}

.portfolio-location {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.portfolio-arrow {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition-fast);
    transform: translate(10px, -10px);
    opacity: 0;
}

.portfolio-item-inner:hover .portfolio-arrow {
    transform: translate(0, 0);
    opacity: 1;
}

.portfolio-arrow:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

/* --- PROCESS SECTION --- */
.process {
    padding: var(--space-section) 0;
    background: var(--color-bg-alt);
    position: relative;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    left: 32px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: var(--color-border);
}

.process-step {
    display: flex;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    position: relative;
}

.process-step:last-child {
    padding-bottom: 0;
}

.process-step-marker {
    width: 64px;
    height: 64px;
    min-width: 64px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    background: var(--color-bg-alt);
    transition: var(--transition-fast);
}

.process-step-marker span {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--color-accent);
}

.process-step:hover .process-step-marker {
    border-color: var(--color-accent);
    background: var(--color-accent-subtle);
}

.process-step-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 0.75rem;
    padding-top: 0.5rem;
}

.process-step-content p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* --- MARQUEE SECTION --- */
.marquee-section {
    padding: var(--space-2xl) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
}

.marquee {
    overflow: hidden;
}

.marquee-inner {
    display: flex;
    gap: var(--space-xl);
    animation: marquee 20s linear infinite;
    width: max-content;
}

.marquee-item {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 300;
    color: var(--color-text);
    white-space: nowrap;
    opacity: 0.3;
    transition: opacity 0.3s ease;
}

.marquee-item:hover {
    opacity: 1;
}

.marquee-dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    display: inline-block;
    align-self: center;
    opacity: 0.4;
}

@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* --- TESTIMONIALS SECTION --- */
.testimonials {
    padding: var(--space-section) 0;
    position: relative;
}

.testimonials-carousel {
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.8s var(--ease-out-expo);
}

.testimonial-slide {
    min-width: 100%;
    padding: 0 var(--space-md);
}

.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: relative;
}

.testimonial-quote {
    color: var(--color-accent);
    margin-bottom: var(--space-md);
}

.testimonial-text {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 300;
    line-height: 1.7;
    font-style: italic;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.testimonial-author-avatar {
    width: 52px;
    height: 52px;
    background: var(--gradient-warm);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.testimonial-author-avatar span {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-bg);
}

.testimonial-author h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    color: var(--color-accent);
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
}

.testimonial-btn {
    width: 52px;
    height: 52px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.testimonial-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-subtle);
}

.testimonial-counter {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--color-text-muted);
}

.testimonial-counter #currentSlide {
    color: var(--color-accent);
    font-size: 1.5rem;
}

.testimonial-divider {
    margin: 0 0.5rem;
    color: var(--color-border-hover);
}

/* --- CONTACT SECTION --- */
.contact {
    padding: var(--space-section) 0;
    background: var(--color-bg-alt);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    transition: var(--transition-fast);
}

.contact-info-item:hover .contact-info-icon {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.contact-info-item h4 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 500;
    margin-bottom: 0.15rem;
}

.contact-info-item p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.contact-socials {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    width: 44px;
    height: 44px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    transition: var(--transition-fast);
}

.social-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-subtle);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem 1.25rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A7268' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--color-bg-card);
    color: var(--color-text);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* --- FOOTER --- */
.footer {
    padding: var(--space-3xl) 0 var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--space-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--space-md);
}

.footer-logo-mark {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-accent);
    width: 48px;
    height: 48px;
    border: 1px solid var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.footer-logo:hover .footer-logo-mark {
    background: var(--color-accent);
    color: var(--color-bg);
}

.footer-logo-text {
    font-family: var(--font-ui);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--color-text);
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-text-muted);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-col h4 {
    font-family: var(--font-ui);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-md);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-col a {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* --- ANIMATIONS --- */
[data-animate] {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

[data-animate].animated {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="split-text"] .hero-title-line {
    transform: translateY(110%);
    transition: transform 0.8s var(--ease-out-expo);
}

[data-animate="split-text"].animated .hero-title-line {
    transform: translateY(0);
}

[data-animate="split-text"].animated .hero-title-line:nth-child(2) {
    transition-delay: 0.1s;
}

[data-animate="split-text"].animated .hero-title-line:nth-child(3) {
    transition-delay: 0.2s;
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 1200px) {
    .hero-stats {
        position: relative;
        bottom: auto;
        right: auto;
        margin-top: var(--space-2xl);
        padding: 0 clamp(1.5rem, 4vw, 3rem);
    }

    .hero-content {
        display: flex;
        flex-direction: column;
    }

    .hero-stat {
        text-align: left;
    }
}

@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .about-image-collage {
        position: relative;
        top: auto;
    }

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

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .portfolio-item-wide {
        grid-column: span 2;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .hero-title-line {
        font-size: clamp(2.5rem, 12vw, 5rem);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .about-image-collage {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 200px 200px;
    }

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

    .portfolio-item-wide {
        grid-column: span 1;
    }

    .portfolio-item {
        aspect-ratio: 16/10;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .process-step {
        gap: var(--space-md);
    }

    .process-step-marker {
        width: 48px;
        height: 48px;
        min-width: 48px;
    }

    .process-line {
        left: 24px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-badge {
        gap: 1rem;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .hero-ctas .btn {
        width: 100%;
        justify-content: center;
    }

    .about-image-collage {
        grid-template-rows: 180px 180px;
    }

    .service-card-inner {
        padding: var(--space-lg);
    }

    .testimonial-card {
        padding: var(--space-lg);
    }

    .testimonial-text {
        font-size: 1.1rem;
    }
}

/* --- ACCESSIBILITY --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .marquee-inner {
        animation: none;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Hide custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {
    .cursor, .cursor-follower {
        display: none;
    }

    body, a, button {
        cursor: auto;
    }
}

/* Smooth page transition */
body.loaded .loader {
    opacity: 0;
    visibility: hidden;
}