/* ============================================
   Hi-Tech Marble Restoration & Maintenance
   Classic & Elegant — Plum + Amber Palette
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --plum-50: #faf5f7;
    --plum-100: #f3e8ed;
    --plum-200: #e8d0d9;
    --plum-300: #d4a8b8;
    --plum-400: #be7a91;
    --plum-500: #a3556e;
    --plum-600: #8a3f56;
    --plum-700: #713145;
    --plum-800: #5c2a3a;
    --plum-900: #4a232e;
    --plum-950: #281117;

    --amber-50: #fffbeb;
    --amber-100: #fef3c7;
    --amber-200: #fde68a;
    --amber-300: #fcd34d;
    --amber-400: #fbbf24;
    --amber-500: #f59e0b;
    --amber-600: #d97706;
    --amber-700: #b45309;
    --amber-800: #92400e;
    --amber-900: #78350f;
    --amber-950: #451a03;

    --stone-50: #fafaf9;
    --stone-100: #f5f5f4;
    --stone-200: #e7e5e4;
    --stone-300: #d6d3d1;
    --stone-400: #a8a29e;
    --stone-500: #78716c;
    --stone-600: #57534e;
    --stone-700: #44403c;
    --stone-800: #292524;
    --stone-900: #1c1917;
    --stone-950: #0c0a09;

    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', 'Segoe UI', system-ui, sans-serif;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.05);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--stone-800);
    background-color: var(--stone-50);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--plum-600);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--plum-700);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--plum-800);
    color: #fff;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    z-index: 1000;
    font-weight: 500;
}

.skip-link:focus {
    top: var(--space-md);
    color: #fff;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--stone-900);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--amber-700);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-lg);
    color: var(--plum-900);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--stone-600);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.8;
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--plum-700);
    color: #fff;
    border-color: var(--plum-700);
}

.btn-primary:hover {
    background-color: var(--plum-800);
    border-color: var(--plum-800);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}

.btn-secondary:hover {
    background-color: rgba(255,255,255,0.1);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--plum-800);
    border-color: var(--plum-300);
}

.btn-outline-light:hover {
    background-color: var(--plum-50);
    border-color: var(--plum-600);
    color: var(--plum-800);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(250, 250, 249, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--stone-200);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-md);
    padding-bottom: var(--space-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--plum-900);
}

.logo-icon {
    color: var(--plum-700);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-primary {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--plum-900);
}

.logo-secondary {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--stone-500);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.main-nav a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--stone-700);
    position: relative;
    padding: var(--space-xs) 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--amber-500);
    transition: width var(--transition);
}

.main-nav a:hover {
    color: var(--plum-700);
}

.main-nav a:hover::after {
    width: 100%;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--plum-700);
    padding: 0.5rem 1rem;
    border: 1.5px solid var(--plum-200);
    border-radius: var(--radius-md);
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--plum-50);
    border-color: var(--plum-400);
    color: var(--plum-800);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--stone-700);
    position: relative;
    transition: all var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--stone-700);
    transition: all var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.mobile-menu-btn[aria-expanded="true"] .hamburger {
    background: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--plum-950);
    overflow: hidden;
    padding-top: 80px;
}

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

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(40, 17, 23, 0.92) 0%,
        rgba(74, 35, 46, 0.85) 40%,
        rgba(113, 49, 69, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: var(--space-4xl) 0;
}

.hero-inner {
    max-width: 780px;
}

.hero-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--amber-400);
    margin-bottom: var(--space-lg);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5.5vw, 4.25rem);
    font-weight: 600;
    line-height: 1.1;
    color: #fff;
    margin-bottom: var(--space-xl);
}

.hero-headline em {
    font-style: italic;
    color: var(--amber-300);
}

.hero-sub {
    font-size: 1.15rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
}

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

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2xl);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.trust-item svg {
    color: var(--amber-400);
    flex-shrink: 0;
}

/* --- Intro --- */
.intro {
    padding: var(--space-4xl) 0;
    background: var(--stone-50);
}

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

.intro-image-wrap {
    position: relative;
}

.intro-image-wrap img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.intro-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--plum-100);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.intro-content {
    padding: var(--space-lg) 0;
}

.intro-content p {
    color: var(--stone-600);
    margin-bottom: var(--space-lg);
    font-size: 1.05rem;
}

.intro-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--stone-200);
}

.stat {
    flex: 1;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--plum-700);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--stone-500);
    line-height: 1.4;
}

.stat-divider {
    width: 1px;
    background: var(--stone-200);
    align-self: stretch;
}

/* --- Services --- */
.services {
    padding: var(--space-4xl) 0;
    background: var(--plum-50);
}

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

.service-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    border: 1px solid var(--stone-200);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--plum-600), var(--amber-500));
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--plum-200);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--plum-100);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
    color: var(--plum-700);
}

.service-title {
    font-size: 1.35rem;
    margin-bottom: var(--space-md);
    color: var(--plum-900);
}

.service-card p {
    color: var(--stone-600);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--plum-600);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    transition: gap var(--transition);
}

.service-link:hover {
    gap: var(--space-md);
    color: var(--plum-800);
}

/* --- Process --- */
.process {
    padding: var(--space-4xl) 0;
    background: var(--stone-50);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
    position: relative;
}

.process-step {
    text-align: center;
    padding: var(--space-xl);
    position: relative;
}

.step-number {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--plum-100);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    color: var(--plum-800);
}

.step-desc {
    font-size: 0.95rem;
    color: var(--stone-600);
    line-height: 1.7;
}

.process-connector {
    display: none;
}

/* --- Gallery --- */
.gallery {
    padding: var(--space-4xl) 0;
    background: #fff;
}

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

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 3/2;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xl) var(--space-lg);
    background: linear-gradient(transparent, rgba(40, 17, 23, 0.85));
    color: #fff;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    transform: translateY(100%);
    transition: transform var(--transition);
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

/* --- Testimonials --- */
.testimonials {
    padding: var(--space-4xl) 0;
    background: var(--plum-900);
    color: #fff;
}

.testimonials .section-eyebrow {
    color: var(--amber-400);
}

.testimonials .section-title {
    color: #fff;
}

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

.testimonial-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    position: relative;
}

.testimonial-quote {
    font-family: var(--font-serif);
    font-size: 4rem;
    line-height: 1;
    color: var(--amber-500);
    position: absolute;
    top: var(--space-lg);
    left: var(--space-xl);
    opacity: 0.5;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
    margin-top: var(--space-xl);
    position: relative;
    z-index: 1;
}

.testimonial-meta {
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--amber-300);
}

/* --- CTA Banner --- */
.cta-banner {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--plum-800) 0%, var(--plum-950) 100%);
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2xl);
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
}

.cta-content {
    flex: 1;
    min-width: 280px;
}

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    color: #fff;
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.btn-outline-light {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

/* --- Contact --- */
.contact {
    padding: var(--space-4xl) 0;
    background: var(--stone-50);
}

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

.contact-intro {
    font-size: 1.05rem;
    color: var(--stone-600);
    margin-bottom: var(--space-2xl);
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-detail {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--plum-100);
    border-radius: var(--radius-md);
    color: var(--plum-700);
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--plum-900);
    margin-bottom: var(--space-xs);
}

.contact-detail p {
    color: var(--stone-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

.contact-detail a {
    color: var(--plum-600);
}

.contact-detail a:hover {
    color: var(--plum-800);
}

/* --- Form --- */
.contact-form-wrap {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    border: 1px solid var(--stone-200);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--stone-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border: 1.5px solid var(--stone-300);
    border-radius: var(--radius-md);
    background: var(--stone-50);
    color: var(--stone-800);
    transition: all var(--transition);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--plum-400);
    box-shadow: 0 0 0 3px rgba(163, 85, 110, 0.1);
    background: #fff;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--stone-400);
}

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

.form-note {
    font-size: 0.8rem;
    color: var(--stone-400);
    text-align: center;
    margin-top: var(--space-sm);
}

.form-success {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
}

.form-success svg {
    color: var(--plum-600);
    margin-bottom: var(--space-lg);
}

.form-success h3 {
    font-size: 1.75rem;
    color: var(--plum-800);
    margin-bottom: var(--space-md);
}

.form-success p {
    color: var(--stone-600);
    font-size: 1rem;
}

/* --- Footer --- */
.site-footer {
    background: var(--stone-900);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: #fff;
    margin-bottom: var(--space-md);
    font-size: 1.1rem;
}

.footer-logo-text {
    font-family: var(--font-serif);
    font-weight: 600;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amber-400);
    margin-bottom: var(--space-lg);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    transition: color var(--transition);
}

.footer-links a:hover {
    color: #fff;
}

.footer-contact p {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 3px;
    color: var(--amber-500);
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    padding-top: var(--space-xl);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
}

/* --- Scroll Reveal (Progressive Enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

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

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-xl);
    }

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

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--stone-50);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px var(--space-xl) var(--space-xl);
        gap: var(--space-lg);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition);
        z-index: 99;
    }

    .main-nav.open {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: var(--space-md);
        width: 100%;
    }

    .main-nav a {
        font-size: 1.1rem;
        padding: var(--space-sm) 0;
    }

    .nav-cta {
        margin-top: var(--space-md);
    }

    .mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 98;
    }

    .mobile-overlay.active {
        display: block;
    }

    .hero-headline {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-trust {
        gap: var(--space-lg);
    }

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

    .intro-image-wrap img {
        height: 350px;
    }

    .intro-image-accent {
        display: none;
    }

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

    .process-steps {
        grid-template-columns: 1fr;
    }

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

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

    .cta-inner {
        flex-direction: column;
        text-align: center;
    }

    .cta-actions {
        justify-content: center;
    }

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

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

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

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

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

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

    .stat-divider {
        display: none;
    }
}