/* ============================================
   Bee Spring Lumber & Supply — Stylesheet
   Classic & Elegant | Teal + Slate Grey
   ============================================ */

/* ---------- CSS Custom Properties ---------- */
:root {
    --color-teal-dark: #1B4D5E;
    --color-teal: #2A6B7C;
    --color-teal-light: #3D8A9E;
    --color-teal-pale: #E8F4F7;
    --color-slate-dark: #2C3E50;
    --color-slate: #4A5F73;
    --color-slate-light: #7A8FA3;
    --color-slate-pale: #E8ECF1;
    --color-gold: #D4A853;
    --color-gold-light: #E8C97A;
    --color-cream: #FAFAF8;
    --color-white: #FFFFFF;
    --color-off-white: #F5F5F0;
    --color-text: #1A2A3A;
    --color-text-muted: #5A6F83;
    --color-border: #D8DFE8;
    
    --font-serif: 'Cormorant Garamond', 'Georgia', serif;
    --font-sans: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    --space-3xl: 8rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    
    --shadow-sm: 0 1px 3px rgba(27, 77, 94, 0.08);
    --shadow-md: 0 4px 16px rgba(27, 77, 94, 0.10);
    --shadow-lg: 0 8px 32px rgba(27, 77, 94, 0.12);
    --shadow-xl: 0 16px 48px rgba(27, 77, 94, 0.14);
    
    --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(--color-text);
    background: var(--color-cream);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

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

ul {
    list-style: none;
}

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

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-teal-dark);
}

/* ---------- Header / Navigation ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-mark {
    width: 48px;
    height: 48px;
    background: var(--color-teal-dark);
    color: var(--color-gold);
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    letter-spacing: -0.02em;
}

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

.logo-primary {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-teal-dark);
    letter-spacing: -0.01em;
}

.logo-secondary {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-slate-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

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

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-slate);
    letter-spacing: 0.02em;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--color-gold);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--color-teal-dark);
}

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

.nav-cta {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-white);
    background: var(--color-teal-dark);
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    letter-spacing: 0.01em;
}

.nav-cta:hover {
    background: var(--color-teal);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-teal-dark);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

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

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

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

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(27, 77, 94, 0.97);
    backdrop-filter: blur(12px);
    z-index: 999;
    align-items: center;
    justify-content: center;
}

.mobile-menu-overlay.active {
    display: flex;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-white);
    transition: var(--transition);
}

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

.mobile-nav-cta {
    margin-top: var(--space-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-teal-dark);
    background: var(--color-gold);
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mobile-nav-cta:hover {
    background: var(--color-gold-light);
}

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(27, 77, 94, 0.88) 0%,
        rgba(42, 107, 124, 0.82) 50%,
        rgba(44, 62, 80, 0.85) 100%
    );
    z-index: -1;
}

.hero-content {
    text-align: center;
    max-width: 820px;
    padding: var(--space-3xl) var(--space-md);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

.badge-line {
    width: 40px;
    height: 1.5px;
    background: var(--color-gold);
    flex-shrink: 0;
}

.hero-title {
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.15;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
    max-width: 620px;
    margin: 0 auto var(--space-xl);
}

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

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    letter-spacing: 0.02em;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-gold);
    color: var(--color-teal-dark);
}

.btn-primary:hover {
    background: var(--color-gold-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    border-color: var(--color-white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.4; transform: scaleY(0.7); }
}

/* ---------- Trust Bar ---------- */
.trust-bar {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-lg) 0;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--color-slate);
    font-size: 0.875rem;
    font-weight: 500;
}

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

/* ---------- Section Shared Styles ---------- */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-xl);
}

.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 700;
    color: var(--color-teal-dark);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-family: var(--font-sans);
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ---------- Services Section ---------- */
.services {
    padding: var(--space-3xl) 0;
    background: var(--color-cream);
}

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

.service-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xl) var(--space-lg);
    transition: 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(--color-teal-dark), var(--color-teal-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

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

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

.service-icon {
    width: 56px;
    height: 56px;
    background: var(--color-teal-pale);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal-dark);
    margin-bottom: var(--space-md);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--color-teal-dark);
    color: var(--color-gold);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--color-teal-dark);
}

.service-card p {
    font-size: 0.925rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* ---------- About Section ---------- */
.about {
    padding: var(--space-3xl) 0;
    background: var(--color-white);
}

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

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 450px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -30px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--color-white);
}

.about-img-secondary img {
    width: 260px;
    height: 200px;
    object-fit: cover;
}

.about-accent {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 120px;
    height: 120px;
    background: var(--color-gold);
    border-radius: var(--radius-md);
    z-index: -1;
    opacity: 0.3;
}

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

.about-content .section-label {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: var(--space-md);
}

.about-text {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.about-stats {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg) 0;
    margin: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-teal-dark);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-slate-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: var(--color-border);
}

.about-content .btn {
    margin-top: var(--space-md);
}

/* ---------- Materials Section ---------- */
.materials {
    padding: var(--space-3xl) 0;
    background: var(--color-off-white);
}

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

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

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

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

.material-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(27, 77, 94, 0.9) 0%, rgba(27, 77, 94, 0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-md);
    transition: var(--transition);
}

.material-overlay h4 {
    font-size: 1.15rem;
    color: var(--color-white);
    margin-bottom: 4px;
}

.material-overlay p {
    font-size: 0.825rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.5;
}

/* ---------- Quote Section ---------- */
.quote-section {
    padding: var(--space-3xl) 0;
    background: var(--color-teal-dark);
    position: relative;
    overflow: hidden;
}

.quote-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 168, 83, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.quote-content {
    max-width: 780px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}

.quote-mark {
    margin-bottom: var(--space-md);
}

.quote-content blockquote {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 400;
    font-style: italic;
    color: var(--color-white);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

.quote-attribution {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.attribution-line {
    width: 40px;
    height: 1.5px;
    background: var(--color-gold);
}

.attribution-text {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.05em;
}

/* ---------- Contact Section ---------- */
.contact {
    padding: var(--space-3xl) 0;
    background: var(--color-cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-2xl);
    align-items: start;
}

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

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--color-teal-light);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--color-teal-pale);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-teal-dark);
    flex-shrink: 0;
}

.contact-card h4 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-slate-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.contact-card p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.6;
}

.contact-card a {
    color: var(--color-teal);
    transition: var(--transition);
}

.contact-card a:hover {
    color: var(--color-teal-dark);
    text-decoration: underline;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

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

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

.form-group label {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-slate);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-cream);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-teal-light);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(42, 107, 124, 0.1);
}

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

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A8FA3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

/* Form Success State */
.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    gap: var(--space-sm);
}

.form-success.active {
    display: flex;
}

.form-success svg {
    margin-bottom: var(--space-xs);
}

.form-success h4 {
    font-size: 1.5rem;
    color: var(--color-teal-dark);
}

.form-success p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ---------- Map Section ---------- */
.map-section {
    border-top: 1px solid var(--color-border);
}

.map-container {
    height: 400px;
    filter: saturate(0.7) contrast(1.05);
}

.map-container iframe {
    width: 100%;
    height: 100%;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--color-slate-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--space-2xl) 0 var(--space-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    margin-bottom: var(--space-md);
}

.footer-brand .logo-mark {
    background: rgba(255, 255, 255, 0.15);
}

.footer-brand .logo-primary {
    color: var(--color-white);
}

.footer-brand .logo-secondary {
    color: rgba(255, 255, 255, 0.5);
}

.footer-tagline {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.55);
    max-width: 280px;
}

.footer-links h5,
.footer-contact h5 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: var(--space-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

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

.footer-links a:hover {
    color: var(--color-white);
    padding-left: 4px;
}

.footer-contact p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 4px;
}

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

.footer-contact a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    padding-top: var(--space-lg);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

/* ---------- Animations ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }
.fade-in-delay-6 { transition-delay: 0.6s; }

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

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .header-inner {
        height: 70px;
    }
    
    .hero {
        min-height: 100svh;
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 2.5rem);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .about-img-secondary {
        right: 0;
        bottom: -30px;
    }
    
    .about-img-main img {
        height: 350px;
    }
    
    .about-content .section-label,
    .about-content .section-title {
        text-align: center;
    }
    
    .about-content .section-subtitle {
        text-align: center;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .about-content .btn {
        display: inline-flex;
        margin: var(--space-md) auto 0;
    }
    
    .materials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .quote-content blockquote {
        font-size: clamp(1.1rem, 4vw, 1.4rem);
    }
}

@media (max-width: 480px) {
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .about-img-secondary {
        position: relative;
        right: 0;
        bottom: 0;
        margin-top: var(--space-sm);
    }
    
    .about-img-main {
        border-radius: 0;
    }
    
    .about-img-secondary {
        border-radius: 0;
        border-left: none;
        border-right: none;
        border-bottom: none;
        border-top: 4px solid var(--color-white);
    }
    
    .contact-form-wrapper {
        padding: var(--space-md);
    }
}