/* ============================================
   THE ROOFING AUTHORITY GROUP
   Classic & Elegant Marketing Website
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    /* Palette: Emerald + Cream */
    --emerald-50: #f0fdf4;
    --emerald-100: #dcfce7;
    --emerald-200: #bbf7d0;
    --emerald-300: #86efac;
    --emerald-400: #4ade80;
    --emerald-500: #22c55e;
    --emerald-600: #16a34a;
    --emerald-700: #15803d;
    --emerald-800: #166534;
    --emerald-900: #14532d;
    --emerald-950: #052e16;
    
    --cream-50: #fefdf8;
    --cream-100: #fefce8;
    --cream-200: #fef9c3;
    --cream-300: #fef08a;
    --cream-400: #fde047;
    --cream-500: #facc15;
    
    --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;
    
    /* Typography */
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --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;
    
    /* Layout */
    --container-max: 1280px;
    --header-height: 80px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Borders */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

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

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

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.7;
    color: var(--stone-800);
    background-color: var(--cream-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-md);
    background: var(--emerald-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);
}

/* --- Section Shared --- */
.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--emerald-700);
    background: var(--emerald-50);
    border: 1px solid var(--emerald-200);
    padding: var(--space-xs) var(--space-md);
    border-radius: 100px;
    margin-bottom: var(--space-lg);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    line-height: 1.2;
    color: var(--stone-900);
    margin-bottom: var(--space-lg);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--stone-600);
    max-width: 640px;
    line-height: 1.7;
}

.section-header {
    margin-bottom: var(--space-4xl);
}

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

.section-header.center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.8125rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--emerald-800);
    color: #fff;
    border-color: var(--emerald-800);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--emerald-900);
    border-color: var(--emerald-900);
    transform: translateY(-1px);
    box-shadow: 0 8px 25px rgba(20, 83, 45, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.7);
}

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

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

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

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

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--stone-200);
    height: var(--header-height);
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--emerald-900);
    font-family: var(--font-serif);
}

.logo-icon {
    flex-shrink: 0;
}

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

.logo-name {
    font-size: 1rem;
    font-weight: 600;
}

.logo-tagline {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--stone-500);
    letter-spacing: 0.04em;
}

.logo-light {
    color: #fff;
}

.logo-light .logo-tagline {
    color: rgba(255, 255, 255, 0.7);
}

/* --- Navigation --- */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    z-index: 110;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--stone-700);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: 400;
    color: var(--stone-700);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--emerald-800);
    background: var(--emerald-50);
}

.nav-cta {
    margin-left: var(--space-sm);
    background: var(--emerald-800);
    color: #fff !important;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
}

.nav-cta:hover,
.nav-cta:focus-visible {
    background: var(--emerald-900);
    color: #fff !important;
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: var(--header-height);
    padding-bottom: var(--space-3xl);
    overflow: hidden;
    background: var(--emerald-950);
}

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

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 46, 22, 0.92) 0%,
        rgba(20, 83, 45, 0.85) 40%,
        rgba(22, 101, 52, 0.75) 100%
    );
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
}

.hero-card {
    max-width: 720px;
    padding: var(--space-3xl) var(--space-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--emerald-200);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: var(--space-sm) var(--space-lg);
    border-radius: 100px;
    margin-bottom: var(--space-xl);
    backdrop-filter: blur(8px);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    line-height: 1.15;
    color: #fff;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.01em;
}

.hero-subtitle {
    font-size: 1.125rem;
    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);
}

/* Hero Stats */
.hero-stats {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
    margin-top: auto;
}

.stat-card {
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--space-xl) var(--space-lg);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-base);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.8125rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.65);
    letter-spacing: 0.02em;
}

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

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

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--emerald-700);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    border-color: var(--emerald-200);
    box-shadow: 0 12px 40px rgba(20, 83, 45, 0.1);
    transform: translateY(-4px);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--emerald-50);
    border: 1px solid var(--emerald-100);
    border-radius: var(--radius-sm);
    color: var(--emerald-800);
    margin-bottom: var(--space-lg);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--emerald-800);
    border-color: var(--emerald-800);
    color: #fff;
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--stone-900);
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.service-desc {
    font-size: 0.9375rem;
    color: var(--stone-600);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--emerald-800);
    transition: all var(--transition-fast);
}

.service-link:hover {
    gap: var(--space-md);
    color: var(--emerald-700);
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.about-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-img-accent {
    position: absolute;
    bottom: -40px;
    right: -30px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.15);
    border: 4px solid #fff;
}

.about-img-accent img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-experience-badge {
    position: absolute;
    top: -20px;
    left: -20px;
    background: var(--emerald-800);
    color: #fff;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: 0 12px 32px rgba(20, 83, 45, 0.3);
}

.experience-years {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.experience-text {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--emerald-200);
    margin-top: var(--space-xs);
    line-height: 1.4;
}

.about-content {
    padding: var(--space-xl) 0;
}

.about-body {
    font-size: 1rem;
    color: var(--stone-600);
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--stone-700);
}

.value-item svg {
    color: var(--emerald-700);
    flex-shrink: 0;
}

/* --- Process --- */
.process {
    padding: var(--space-4xl) 0;
    background: var(--emerald-950);
    color: #fff;
}

.process .section-label {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--emerald-300);
}

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

.process .section-subtitle {
    color: rgba(255, 255, 255, 0.65);
}

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

.process-timeline::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 12.5%;
    right: 12.5%;
    height: 2px;
    background: rgba(255, 255, 255, 0.15);
    z-index: 0;
}

.process-step {
    position: relative;
    z-index: 1;
}

.step-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.08);
    line-height: 1;
    margin-bottom: var(--space-md);
}

.step-content {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.step-content:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: var(--space-sm);
    line-height: 1.3;
}

.step-desc {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

/* --- Gallery --- */
.gallery {
    padding: var(--space-4xl) 0;
    background: var(--cream-50);
}

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

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    cursor: pointer;
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-xl) var(--space-lg) var(--space-lg);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 500;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

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

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

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--stone-200);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    width: 100%;
    text-align: left;
    padding: var(--space-xl) 0;
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--stone-800);
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--emerald-800);
}

.faq-question[aria-expanded="true"] {
    color: var(--emerald-800);
}

.faq-chevron {
    flex-shrink: 0;
    color: var(--stone-400);
    transition: transform var(--transition-base);
}

.faq-question[aria-expanded="true"] .faq-chevron {
    transform: rotate(180deg);
    color: var(--emerald-700);
}

.faq-answer {
    padding: 0 0 var(--space-xl) 0;
}

.faq-answer p {
    font-size: 0.9375rem;
    color: var(--stone-600);
    line-height: 1.8;
    max-width: 90%;
}

/* --- CTA Banner --- */
.cta-banner {
    position: relative;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(5, 46, 22, 0.93) 0%, rgba(20, 83, 45, 0.88) 100%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 720px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 600;
    color: #fff;
    line-height: 1.2;
    margin-bottom: var(--space-lg);
}

.cta-text {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

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

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
}

.contact-intro {
    font-size: 1rem;
    color: var(--stone-600);
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

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

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--emerald-50);
    border: 1px solid var(--emerald-100);
    border-radius: var(--radius-sm);
    color: var(--emerald-800);
    flex-shrink: 0;
}

.contact-detail strong {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--stone-500);
    margin-bottom: var(--space-xs);
}

.contact-detail p {
    font-size: 0.9375rem;
    color: var(--stone-700);
    line-height: 1.6;
}

.contact-detail a {
    color: var(--emerald-800);
    transition: color var(--transition-fast);
}

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

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

/* Contact Form */
.contact-form-wrapper {
    background: #fff;
    border: 1px solid var(--stone-200);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--stone-900);
    margin-bottom: var(--space-sm);
}

.form-subtitle {
    font-size: 0.9375rem;
    color: var(--stone-500);
    margin-bottom: var(--space-2xl);
}

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

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--stone-700);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--stone-800);
    background: var(--stone-50);
    border: 1.5px solid var(--stone-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--emerald-500);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.15);
}

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

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

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

.form-success svg {
    color: var(--emerald-700);
    margin: 0 auto var(--space-lg);
}

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--stone-900);
    margin-bottom: var(--space-sm);
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--stone-600);
    line-height: 1.7;
}

/* --- Footer --- */
.site-footer {
    background: var(--stone-950);
    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-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-top: var(--space-lg);
    max-width: 300px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-col h4 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: var(--space-lg);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-col a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--emerald-400);
}

.footer-phone a {
    color: var(--emerald-400);
    font-weight: 500;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

/* --- Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2xl);
    }
    
    .process-timeline::before {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(254, 253, 248, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        flex-direction: column;
        align-items: stretch;
        padding: var(--space-xl);
        gap: var(--space-xs);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        overflow-y: auto;
    }
    
    .nav-menu.open {
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: 1.125rem;
        padding: var(--space-md);
        border-radius: var(--radius-sm);
    }
    
    .nav-cta {
        margin-left: 0;
        text-align: center;
        justify-content: center;
        margin-top: var(--space-md);
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-card {
        padding: var(--space-2xl) var(--space-lg);
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
    
    .about-img-accent {
        right: 0;
        bottom: -20px;
    }
    
    .about-experience-badge {
        top: -10px;
        left: -10px;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
        width: 100%;
    }
}