/* ===================================
   GARAZILLA WINDOW TINTING
   Clean Minimalist Design System
   Deep Navy + Warm Gold Palette
=================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-navy-950: #050d1a;
    --color-navy-900: #0a1628;
    --color-navy-800: #0f2136;
    --color-navy-700: #162d4a;
    --color-navy-600: #1e3d63;
    --color-navy-500: #264d7a;
    
    --color-gold-500: #c9a22d;
    --color-gold-400: #d4af37;
    --color-gold-300: #e0c060;
    --color-gold-200: #f0d88a;
    --color-gold-100: #f8ec c4;
    
    --color-white: #ffffff;
    --color-off-white: #f7f8fa;
    --color-light: #e8eaf0;
    --color-mid: #94a3b8;
    --color-dark: #1e293b;
    --color-text: #0f172a;
    --color-text-muted: #475569;
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, 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;
    --space-5xl: 8rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    --container-max: 1280px;
    --container-narrow: 800px;
}

/* --- 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-body);
    font-weight: 300;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

input, select, textarea {
    font-family: var(--font-body);
    font-size: 1rem;
}

/* --- Container --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-navy-900);
}

h1 { font-size: clamp(2.8rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; font-weight: 500; }

p {
    color: var(--color-text-muted);
}

/* --- Section Tag --- */
.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold-500);
    margin-bottom: var(--space-md);
}

/* --- Section Header --- */
.section-header {
    max-width: var(--container-narrow);
    margin-bottom: var(--space-4xl);
}

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

.section-title {
    margin-bottom: var(--space-lg);
    color: var(--color-navy-900);
}

.section-desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--color-text-muted);
    max-width: 600px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-gold-500);
    color: var(--color-navy-950);
}

.btn-primary:hover {
    background: var(--color-gold-400);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(201, 162, 45, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost:hover {
    border-color: var(--color-gold-500);
    color: var(--color-gold-400);
}

.btn-lg {
    padding: 1.1rem 2.25rem;
    font-size: 0.95rem;
}

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

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-lg) 0;
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--space-md) 0;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.nav-logo-icon {
    color: var(--color-gold-500);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
}

.nav-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    font-weight: 300;
    letter-spacing: 0.04em;
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-gold-400);
}

.nav-cta {
    color: var(--color-gold-500) !important;
    border: 1px solid var(--color-gold-500);
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base) !important;
}

.nav-cta:hover {
    background: var(--color-gold-500);
    color: var(--color-navy-950) !important;
}

.nav-toggle {
    display: none;
    color: var(--color-white);
    padding: var(--space-sm);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--color-navy-900);
}

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

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(5, 13, 26, 0.88) 0%,
        rgba(10, 22, 40, 0.75) 50%,
        rgba(10, 22, 40, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    padding-top: 6rem;
    padding-bottom: var(--space-4xl);
    width: 100%;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-gold-400);
    margin-bottom: var(--space-2xl);
}

.hero-tag-line {
    width: 40px;
    height: 1px;
    background: var(--color-gold-500);
}

.hero-headline {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: 1.05;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
    letter-spacing: -0.02em;
}

.hero-headline br {
    display: none;
}

.hero-sub {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    color: rgba(255, 255, 255, 0.65);
    max-width: 520px;
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
    font-weight: 300;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-4xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.hero-stat-num {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    color: var(--color-gold-400);
    line-height: 1;
}

.hero-stat-label {
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 400;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.35);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* --- Services --- */
.services {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

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

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-gold-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    border-color: transparent;
    box-shadow: 0 8px 40px rgba(10, 22, 40, 0.08);
    transform: translateY(-4px);
}

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

.service-card-icon {
    color: var(--color-gold-500);
    margin-bottom: var(--space-xl);
}

.service-card-title {
    margin-bottom: var(--space-md);
    font-size: 1.25rem;
}

.service-card-desc {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.service-card-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

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

.service-card-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.45em;
    width: 4px;
    height: 4px;
    background: var(--color-gold-500);
    border-radius: 50%;
}

/* --- About --- */
.about {
    padding: var(--space-5xl) 0;
    background: var(--color-off-white);
}

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

.about-image {
    position: relative;
}

.about-image-main {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.12);
}

.about-image-main img {
    width: 100%;
    height: 750px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -40px;
    right: -40px;
    width: 240px;
    height: 240px;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 6px solid var(--color-off-white);
    box-shadow: 0 10px 40px rgba(10, 22, 40, 0.15);
}

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

.about-content {
    max-width: 520px;
}

.about-text {
    font-size: 1.05rem;
    line-height: 1.85;
    margin-bottom: var(--space-lg);
}

.about-values {
    margin-top: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

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

.about-value-line {
    flex-shrink: 0;
    width: 40px;
    height: 1px;
    background: var(--color-gold-500);
    margin-top: 0.7em;
}

.about-value-title {
    margin-bottom: var(--space-xs);
    font-size: 1rem;
}

.about-value-text {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* --- Process --- */
.process {
    padding: var(--space-5xl) 0;
    background: var(--color-navy-900);
}

.process .section-tag {
    color: var(--color-gold-400);
}

.process .section-title {
    color: var(--color-white);
}

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

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

.process-step {
    text-align: center;
    position: relative;
}

.process-step-num {
    display: block;
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 400;
    color: rgba(201, 162, 45, 0.2);
    line-height: 1;
    margin-bottom: var(--space-lg);
}

.process-step-title {
    color: var(--color-white);
    font-size: 1.2rem;
    margin-bottom: var(--space-md);
}

.process-step-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.5);
}

.process-step-connector {
    display: none;
}

/* --- Gallery --- */
.gallery {
    padding: var(--space-5xl) 0;
    background: var(--color-white);
}

.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-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(5, 13, 26, 0.8) 0%, transparent 60%);
    display: flex;
    align-items: flex-end;
    padding: var(--space-lg);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.gallery-item-overlay span {
    color: var(--color-white);
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.04em;
}

/* --- CTA --- */
.cta {
    position: relative;
    padding: var(--space-5xl) 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, 13, 26, 0.9) 0%,
        rgba(10, 22, 40, 0.82) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

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

.cta-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--space-2xl);
}

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

/* --- Contact --- */
.contact {
    padding: var(--space-5xl) 0;
    background: var(--color-off-white);
}

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

.contact-detail {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.contact-detail-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-light);
    border-radius: var(--radius-sm);
    color: var(--color-gold-500);
}

.contact-detail-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-mid);
    margin-bottom: var(--space-xs);
}

.contact-detail-value {
    display: block;
    font-size: 1rem;
    color: var(--color-text);
    line-height: 1.6;
}

.contact-link {
    color: var(--color-navy-900);
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--color-gold-500);
}

/* --- Contact Form --- */
.contact-form-wrap {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    box-shadow: 0 4px 24px rgba(10, 22, 40, 0.06);
    border: 1px solid var(--color-light);
}

.contact-form-title {
    font-size: 1.4rem;
    margin-bottom: var(--space-2xl);
    color: var(--color-navy-900);
}

.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: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem var(--space-md);
    border: 1px solid var(--color-light);
    border-radius: var(--radius-sm);
    background: var(--color-off-white);
    color: var(--color-text);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-gold-500);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(201, 162, 45, 0.1);
}

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

.form-success {
    display: none;
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
}

.form-success svg {
    color: var(--color-gold-500);
    margin-bottom: var(--space-lg);
}

.form-success h4 {
    font-size: 1.4rem;
    margin-bottom: var(--space-md);
    color: var(--color-navy-900);
}

.form-success p {
    color: var(--color-text-muted);
}

/* --- Map --- */
.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(10, 22, 40, 0.06);
    border: 1px solid var(--color-light);
}

.contact-map iframe {
    width: 100%;
    height: 350px;
    filter: grayscale(0.3);
}

/* --- Footer --- */
.footer {
    background: var(--color-navy-950);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: var(--space-lg);
}

.footer-logo-icon {
    color: var(--color-gold-500);
}

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links-title {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-gold-500);
    margin-bottom: var(--space-lg);
}

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

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.45);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.footer-phone,
.footer-email {
    display: block;
    font-size: 0.9rem;
    color: var(--color-gold-400);
    transition: color var(--transition-fast);
}

.footer-phone:hover,
.footer-email:hover {
    color: var(--color-gold-300);
}

.footer-bottom {
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
}

/* --- Reveal Animations (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .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-2xl);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-navy-900);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-xl);
        transition: right var(--transition-base);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
    }
    
    .nav-links.open {
        right: 0;
    }
    
    .nav-toggle {
        display: block;
        z-index: 1001;
    }
    
    .hero-headline {
        font-size: clamp(2.4rem, 10vw, 3.5rem);
    }
    
    .hero-headline br {
        display: block;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-xl);
    }
    
    .hero-stat-divider {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-image-accent {
        width: 160px;
        height: 160px;
        bottom: -20px;
        right: -20px;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
        width: 100%;
    }
}