/* ============================================
   A 1 Carpet & Floor — Los Angeles Flooring
   Confident Corporate · Forest Green + Off-White
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --green-50: #f0f7f0;
    --green-100: #d9efd9;
    --green-200: #b5e0b5;
    --green-300: #7dca7d;
    --green-400: #4CAF50;
    --green-500: #2e7d32;
    --green-600: #256b29;
    --green-700: #1a4d2e;
    --green-800: #143d23;
    --green-900: #0d2a18;
    
    --off-white: #f5f5f0;
    --cream: #fafaf5;
    --warm-gray: #6b6b65;
    --dark: #1a1a18;
    --dark-soft: #2d2d2a;
    
    --white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(26, 26, 24, 0.08);
    --shadow-md: 0 4px 16px rgba(26, 26, 24, 0.1);
    --shadow-lg: 0 8px 32px rgba(26, 26, 24, 0.12);
    --shadow-xl: 0 16px 48px rgba(26, 26, 24, 0.15);
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: var(--dark);
    background-color: var(--off-white);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    text-align: center;
}

.btn-primary {
    background: var(--green-700);
    color: var(--white);
    border-color: var(--green-700);
}
.btn-primary:hover {
    background: var(--green-800);
    border-color: var(--green-800);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,0.5);
}
.btn-outline-light:hover {
    background: var(--white);
    color: var(--green-700);
    border-color: var(--white);
}

.btn-outline-dark {
    background: transparent;
    color: var(--green-700);
    border-color: var(--green-700);
}
.btn-outline-dark:hover {
    background: var(--green-700);
    color: var(--white);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
}
.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}
.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   HEADER
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(245, 245, 240, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(26, 77, 46, 0.08);
    transition: all var(--transition);
}

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

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--green-700);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.02em;
}

.logo svg {
    flex-shrink: 0;
}

.logo-text {
    font-family: var(--font-display);
}

.logo-accent {
    color: var(--green-500);
}

.logo-light {
    color: var(--white);
}
.logo-light .logo-accent {
    color: var(--green-300);
}

/* NAV */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-menu a {
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-soft);
    transition: color var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--green-600);
    transition: width var(--transition);
}

.nav-menu a:hover {
    color: var(--green-700);
}
.nav-menu a:hover::after {
    width: 100%;
}

.btn-nav-cta {
    background: var(--green-700);
    color: var(--white) !important;
    border-radius: var(--radius-sm);
    padding: 8px 18px !important;
    font-size: 13px !important;
}
.btn-nav-cta::after { display: none; }
.btn-nav-cta:hover {
    background: var(--green-800) !important;
    color: var(--white) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--dark);
    padding: 8px;
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0d2a18 0%, #1a4d2e 30%, #256b29 55%, #2e7d32 75%, #3d9e42 100%);
    padding: 120px 24px 80px;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 80%, rgba(45, 157, 80, 0.3) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 80% 20%, rgba(26, 77, 46, 0.4) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(0,0,0,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.6;
}

.hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--green-200);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 28px;
    backdrop-filter: blur(4px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.2rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--green-200);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 620px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 56px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 13px;
    color: var(--green-300);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.hero-stat-divider {
    width: 1px;
    background: rgba(255,255,255,0.2);
    align-self: stretch;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255,255,255,0.5);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   SECTION COMMON
   ============================================ */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--green-600);
    background: var(--green-50);
    border: 1px solid var(--green-200);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--warm-gray);
    line-height: 1.7;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    padding: 100px 0;
    background: var(--off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid rgba(26, 77, 46, 0.08);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: all var(--transition);
}

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--green-50);
    border: 1px solid var(--green-100);
    border-radius: var(--radius-md);
    color: var(--green-700);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.95rem;
    color: var(--warm-gray);
    line-height: 1.7;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    padding: 100px 0;
    background: var(--cream);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-images {
    position: relative;
}

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

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

.about-img-float {
    position: absolute;
    bottom: -32px;
    right: -24px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid var(--cream);
}

.about-img-float img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    top: -20px;
    right: 40px;
    background: var(--green-700);
    color: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-badge-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.about-badge-text {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--green-200);
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content .section-title {
    margin-bottom: 20px;
}

.about-content > p {
    color: var(--warm-gray);
    margin-bottom: 16px;
    font-size: 1rem;
    line-height: 1.75;
}

.about-values {
    margin-top: 32px;
    display: grid;
    gap: 14px;
}

.value-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--dark-soft);
}

.value-check {
    flex-shrink: 0;
    color: var(--green-600);
    margin-top: 1px;
}

/* ============================================
   PROCESS
   ============================================ */
.process {
    padding: 100px 0;
    background: var(--off-white);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-step {
    text-align: center;
    padding: 32px 20px;
    position: relative;
}

.step-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--green-100);
    line-height: 1;
    margin-bottom: 16px;
}

.process-step h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.process-step p {
    font-size: 0.9rem;
    color: var(--warm-gray);
    line-height: 1.7;
}

.step-line {
    display: none;
}

/* ============================================
   GALLERY
   ============================================ */
.gallery {
    padding: 100px 0;
    background: var(--cream);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

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

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(13, 42, 24, 0.85) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: opacity var(--transition);
}

.gallery-overlay span {
    color: var(--white);
    font-weight: 600;
    font-size: 0.95rem;
}

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

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

/* ============================================
   CTA STRIP
   ============================================ */
.cta-strip {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--green-900) 0%, var(--green-700) 50%, var(--green-600) 100%);
    position: relative;
    overflow: hidden;
}

.cta-strip::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.cta-text h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
    line-height: 1.2;
}

.cta-text p {
    color: var(--green-200);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 480px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    padding: 100px 0;
    background: var(--off-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-desc {
    color: var(--warm-gray);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 36px;
}

.contact-details {
    display: grid;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    gap: 16px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--green-50);
    border: 1px solid var(--green-100);
    border-radius: var(--radius-sm);
    color: var(--green-700);
}

.contact-detail strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--green-700);
    margin-bottom: 4px;
}

.contact-detail p,
.contact-detail a {
    font-size: 0.95rem;
    color: var(--warm-gray);
    line-height: 1.6;
}

.contact-detail a:hover {
    color: var(--green-700);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* FORM */
.contact-form-wrap {
    background: var(--white);
    border: 1px solid rgba(26, 77, 46, 0.08);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.contact-form-wrap h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-desc {
    color: var(--warm-gray);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--dark);
    background: var(--off-white);
    border: 1.5px solid rgba(26, 77, 46, 0.15);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--green-600);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(45, 157, 80, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #aaa;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-privacy {
    font-size: 0.8rem;
    color: var(--warm-gray);
    text-align: center;
    margin-top: 16px;
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success svg {
    margin: 0 auto 16px;
}

.form-success h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--warm-gray);
    line-height: 1.7;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.5);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
    display: grid;
    gap: 10px;
}

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

.footer-links a:hover {
    color: var(--green-400);
}

.footer-contact p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-contact a {
    color: var(--green-400);
    transition: color var(--transition);
}

.footer-contact a:hover {
    color: var(--green-300);
}

.footer-hours {
    font-size: 0.85rem !important;
    color: rgba(255,255,255,0.4) !important;
    margin-top: 12px !important;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    padding: 24px 0;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
}

/* ============================================
   REVEAL ANIMATIONS (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);
    }
}

/* Fallback: always visible if JS disabled */
.reveal {
    opacity: 1;
    transform: none;
}

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

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(245, 245, 240, 0.98);
        backdrop-filter: blur(12px);
        flex-direction: column;
        padding: 24px;
        gap: 20px;
        border-bottom: 1px solid rgba(26, 77, 46, 0.08);
        transform: translateY(-120%);
        opacity: 0;
        transition: all var(--transition);
        pointer-events: none;
    }
    
    .nav-menu.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-menu a {
        font-size: 16px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-img-float {
        right: 16px;
        bottom: -24px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-inner {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .hero-stat-divider {
        display: none;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrap {
        padding: 24px;
    }
    
    .cta-actions {
        flex-direction: column;
    }
}