/* ================================================
   Duru Teknik Beyaz Eşya Servisi v2
   Industrial-Luxury Light Design System
   ================================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');

/* CSS Variables - Light Theme */
:root {
    --primary-white: #FFFFFF;
    --primary-bg: #FAFAFA;
    --secondary-bg: #F0F0F0;
    --tertiary-bg: #E8E8E8;
    --accent-copper: #C77B4A;
    --accent-copper-dark: #A65D32;
    --accent-copper-light: #D4956A;
    --accent-orange: #FF8C42;
    --whatsapp-green: #25D366;
    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #E0E0E0;
    --border-light: rgba(199, 123, 74, 0.3);
    --shadow: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
    --shadow-glow: 0 8px 30px rgba(199, 123, 74, 0.15);
    --border-radius: 4px;
    --border-radius-lg: 8px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Outfit', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--primary-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ================================================
   CURSOR & SELECTION
   ================================================ */
::selection {
    background: var(--accent-copper);
    color: var(--primary-white);
}

/* ================================================
   HEADER & NAVIGATION
   ================================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    max-width: 1280px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.logo-text span {
    display: block;
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--accent-copper);
    letter-spacing: 0.15em;
    margin-top: 2px;
}

/* Navigation */
.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-link {
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 8px 0;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-copper);
    transition: var(--transition);
}

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

.nav-link:hover,
.nav-link.active {
    color: var(--accent-copper);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.menu-toggle span {
    width: 28px;
    height: 2px;
    background: var(--accent-copper);
    border-radius: 1px;
    transition: var(--transition);
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--primary-white);
    overflow: hidden;
}

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

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) contrast(1.05);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.60) 50%, rgba(0,0,0,0.70) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(199, 123, 74, 0.2);
    border: 1px solid var(--accent-copper);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-white);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease-out;
    backdrop-filter: blur(5px);
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-copper-light);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
    color: var(--primary-white);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.hero h1 .highlight {
    color: var(--accent-copper-light);
    position: relative;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 48px;
    font-weight: 400;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

/* Hero Slider Dots */
.hero-slider-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.hero-slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.hero-slider-dot.active {
    background: var(--accent-copper);
    border-color: var(--accent-copper);
    transform: scale(1.2);
}

.hero-slider-dot:hover {
    background: rgba(255, 255, 255, 0.7);
}

/* ================================================
   BUTTONS
   ================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 36px;
    border-radius: var(--border-radius);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--accent-copper);
    color: var(--primary-white);
    box-shadow: 0 4px 20px rgba(199, 123, 74, 0.3);
}

.btn-primary:hover {
    background: var(--accent-copper-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(199, 123, 74, 0.4);
}

.btn-whatsapp {
    background: var(--whatsapp-green);
    color: var(--primary-white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: #20BD5A;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--accent-copper);
    color: var(--accent-copper);
}

.btn i {
    font-size: 1.1rem;
}

/* ================================================
   SECTIONS
   ================================================ */
.section {
    padding: 100px 0;
    position: relative;
}

.section-gray {
    background: var(--secondary-bg);
}

.section-title {
    text-align: center;
    margin-bottom: 64px;
}

.section-title .label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-copper);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 16px;
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
}

.accent-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-copper), var(--accent-orange));
    margin: 24px auto 0;
    border-radius: 2px;
}

/* ================================================
   SERVICE CARDS
   ================================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--primary-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 32px;
    text-align: center;
    border: 1px solid var(--border-color);
    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(--accent-copper), var(--accent-orange));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-copper);
    box-shadow: var(--shadow-glow);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(199, 123, 74, 0.1), rgba(199, 123, 74, 0.05));
    border: 1px solid var(--border-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 28px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--accent-copper), var(--accent-orange));
    border-color: transparent;
}

.service-icon i {
    font-size: 2rem;
    color: var(--accent-copper);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--primary-white);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 14px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    font-weight: 300;
}

.service-link {
    color: var(--accent-copper);
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.service-link:hover {
    color: var(--accent-orange);
    gap: 12px;
}

/* ================================================
   FEATURES / WHY US
   ================================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-item {
    text-align: center;
    padding: 32px;
    background: var(--primary-white);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.feature-item:hover {
    border-color: var(--accent-copper);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: rgba(199, 123, 74, 0.1);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.feature-item:hover .feature-icon {
    background: var(--accent-copper);
    border-color: var(--accent-copper);
}

.feature-icon i {
    font-size: 1.6rem;
    color: var(--accent-copper);
    transition: var(--transition);
}

.feature-item:hover .feature-icon i {
    color: var(--primary-white);
}

.feature-item h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 300;
}

/* ================================================
   REGIONS GRID
   ================================================ */
.regions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.region-card {
    background: var(--primary-white);
    padding: 24px 20px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.region-card:hover {
    border-color: var(--accent-copper);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.region-card i {
    font-size: 1.5rem;
    color: var(--accent-copper);
    margin-bottom: 12px;
}

.region-card h4 {
    font-size: 1rem;
    margin-bottom: 6px;
}

.region-card span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.region-card.highlight {
    background: linear-gradient(135deg, var(--accent-copper), var(--accent-orange));
    border-color: transparent;
}

.region-card.highlight i,
.region-card.highlight h4,
.region-card.highlight span {
    color: var(--primary-white);
}

.region-card.highlight span {
    opacity: 0.9;
}

/* ================================================
   CTA SECTION
   ================================================ */
.cta-section {
    background: linear-gradient(135deg, var(--accent-copper) 0%, var(--accent-orange) 100%);
    text-align: center;
    padding: 80px 24px;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
}

.cta-section h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--primary-white);
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-weight: 300;
}

.cta-phone {
    font-family: 'Space Mono', monospace;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--primary-white);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.cta-phone i {
    font-size: 1.8rem;
}

.cta-section .btn-whatsapp {
    background: var(--primary-white);
    color: var(--accent-copper);
}

.cta-section .btn-whatsapp:hover {
    background: var(--secondary-bg);
}

.cta-section .btn-outline {
    border-color: var(--primary-white);
    color: var(--primary-white);
}

.cta-section .btn-outline:hover {
    background: var(--primary-white);
    color: var(--accent-copper);
}

/* ================================================
   PAGE HERO
   ================================================ */
.page-hero {
    position: relative;
    background: linear-gradient(135deg, var(--accent-copper) 0%, var(--accent-orange) 100%);
    text-align: center;
    padding: 140px 24px 80px;
    overflow: hidden;
}

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

.page-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
    filter: grayscale(30%) contrast(1.1);
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(199, 123, 74, 0.85) 0%,
        rgba(255, 140, 66, 0.80) 50%,
        rgba(199, 123, 74, 0.85) 100%
    );
    z-index: 1;
}

.page-hero > .container {
    position: relative;
    z-index: 2;
}

.page-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary-white);
    margin-bottom: 12px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-hero p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 400;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

/* ================================================
   GALLERY SECTION
   ================================================ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

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

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

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(199, 123, 74, 0.7), rgba(255, 140, 66, 0.6));
    opacity: 0;
    transition: var(--transition);
    z-index: 1;
}

.gallery-item::after {
    content: '\f00e';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    font-size: 2rem;
    color: var(--primary-white);
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

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

.gallery-item:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Gallery Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--border-radius);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2rem;
    color: var(--primary-white);
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover {
    color: var(--accent-copper);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    color: var(--primary-white);
    cursor: pointer;
    padding: 20px;
    transition: var(--transition);
}

.lightbox-nav:hover {
    color: var(--accent-copper);
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

/* ================================================
   ABOUT CONTENT
   ================================================ */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.about-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: var(--transition);
}

.about-image:hover img {
    transform: scale(1.03);
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 24px;
    color: var(--accent-copper);
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-weight: 300;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 60px;
}

.stat-item {
    text-align: center;
    padding: 32px 20px;
    background: var(--primary-white);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.stat-item:hover {
    border-color: var(--accent-copper);
    box-shadow: var(--shadow);
}

.stat-number {
    font-family: 'Space Mono', monospace;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--accent-copper);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 8px;
    font-weight: 300;
}

/* ================================================
   CONTACT PAGE
   ================================================ */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--primary-white);
    padding: 40px 32px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--accent-copper);
    box-shadow: var(--shadow);
}

.contact-card i {
    width: 72px;
    height: 72px;
    background: rgba(199, 123, 74, 0.1);
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 1.8rem;
    color: var(--accent-copper);
    transition: var(--transition);
}

.contact-card:hover i {
    background: var(--accent-copper);
    border-color: var(--accent-copper);
    color: var(--primary-white);
}

.contact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.contact-card p {
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-weight: 300;
}

.contact-card a {
    color: var(--accent-copper);
    font-weight: 600;
    font-size: 1.1rem;
}

.contact-card a:hover {
    color: var(--accent-orange);
}

.map-container {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin-top: 40px;
    box-shadow: var(--shadow);
}

.map-container iframe {
    width: 100%;
    height: 450px;
    border: none;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
    background: var(--text-primary);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px;
    margin-bottom: 48px;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    color: var(--primary-white);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    font-size: 0.95rem;
    font-weight: 300;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    font-weight: 300;
}

.footer-col ul li a:hover {
    color: var(--accent-copper);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 32px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* ================================================
   FLOATING WHATSAPP BUTTON
   ================================================ */
.whatsapp-float {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 60px;
    height: 60px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #20BD5A;
}

.whatsapp-float i {
    font-size: 2rem;
    color: var(--primary-white);
}

@keyframes whatsapp-pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ================================================
   ANIMATIONS
   ================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ================================================
   MOBILE RESPONSIVE
   ================================================ */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        max-width: 400px;
        height: 100vh;
        background: var(--primary-white);
        flex-direction: column;
        padding: 100px 40px;
        gap: 24px;
        transition: var(--transition);
        border-left: 1px solid var(--border-color);
        box-shadow: var(--shadow);
    }

    .nav-menu.active {
        right: 0;
    }

    .menu-toggle {
        display: flex;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

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

    .section {
        padding: 80px 0;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .cta-phone {
        font-size: 1.6rem;
        flex-direction: column;
    }

    .page-hero h1 {
        font-size: 1.8rem;
    }

    .page-hero {
        padding: 120px 24px 60px;
    }

    .lightbox-nav {
        font-size: 1.5rem;
        padding: 10px;
    }

    .lightbox-prev {
        left: 5px;
    }

    .lightbox-next {
        right: 5px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .btn {
        padding: 14px 28px;
        font-size: 0.85rem;
    }

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

    .whatsapp-float {
        bottom: 24px;
        right: 24px;
        width: 54px;
        height: 54px;
    }

    .service-card {
        padding: 32px 24px;
    }

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