@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@700&display=swap');

:root {
    --primary: #0f4c81;
    --primary-dark: #1e3a8a;
    --accent: #f59e0b;
    --accent-light: #fbbf24;
    --text: #334155;
    --text-light: #64748b;
    --bg: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --gradient-1: linear-gradient(135deg, #0f4c81 0%, #1e3a8a 100%);
    --gradient-2: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --gradient-text: linear-gradient(135deg, #f59e0b, #f97316, #fbbf24);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --glass-bg: rgba(255,255,255,0.85);
    --glass-border: rgba(255,255,255,0.2);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-family: 'Inter', sans-serif;
}

body {
    color: var(--text);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.section { padding: 100px 0; position: relative; }
.bg-light { background: var(--bg); }

.section-header {
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 10px;
    font-weight: 800;
    color: var(--primary-dark);
}

.section-desc {
    color: var(--text-light);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.divider {
    height: 4px;
    width: 60px;
    background: var(--gradient-2);
    border-radius: 2px;
    margin-bottom: 30px;
}

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

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--gradient-2);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.6);
}

.btn-outline:hover {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
    transform: translateY(-3px);
}

/* ============ GLASS CARD ============ */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

/* ============ LOADING ============ */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-1);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content { text-align: center; }

.loader-logo {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 30px;
}

.loader-logo span { color: var(--accent); }

.loader-bar {
    width: 200px;
    height: 3px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.loader-fill {
    width: 0%;
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    animation: loadFill 1.5s ease forwards;
}

@keyframes loadFill {
    to { width: 100%; }
}

/* ============ SOCIAL STRIP ============ */
.social-strip {
    background: var(--primary-dark);
    padding: 8px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    display: none;
}

.social-strip-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-strip-left {
    display: flex;
    gap: 25px;
}

.social-strip-left span {
    color: rgba(255,255,255,0.8);
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.social-strip-left span i { color: var(--accent); font-size: 0.75rem; }
.social-strip-left span a { color: rgba(255,255,255,0.8); }
.social-strip-left span a:hover { color: var(--accent); }

.social-strip-right { display: flex; gap: 12px; }

.social-strip-right a {
    color: rgba(255,255,255,0.7);
    font-size: 0.9rem;
    transition: var(--transition);
}

.social-strip-right a:hover { color: var(--accent); transform: scale(1.2); }

/* ============ NAVBAR ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 25px 0;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    padding: 15px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0,0,0,0.08);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: #fff;
}

.navbar.scrolled .logo { color: var(--primary); }

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

.nav-links { display: flex; gap: 35px; }

.nav-links a {
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
}

.navbar.scrolled .nav-links a { color: var(--text); }

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-2);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-links a:hover::after { width: 100%; }
.nav-links a:hover { color: var(--accent) !important; }

.nav-btn {
    padding: 10px 22px;
    font-size: 0.85rem;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #fff;
}

.navbar.scrolled .hamburger { color: var(--text); }

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    animation: waPulse 2s infinite;
}

@keyframes waPulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); transform: scale(1.05); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
}

.whatsapp-float:hover {
    transform: scale(1.1) !important;
    color: #fff;
    box-shadow: 0 8px 40px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    background: #333;
    color: #fff;
    padding: 8px 15px;
    border-radius: 8px;
    font-size: 0.85rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-left: 6px solid #333;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
}

/* ============ HERO ============ */
.hero {
    min-height: 100vh;
    background: var(--gradient-1);
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero_bg.png') center/cover no-repeat;
    opacity: 0.2;
    z-index: 0;
}

#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 900px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    letter-spacing: 1px;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 4rem;
    color: #fff;
    margin-bottom: 20px;
    line-height: 1.1;
    font-weight: 900;
}

.hero-title .gradient-text {
    font-size: 4.1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    font-weight: 300;
    color: rgba(255,255,255,0.8);
    max-width: 650px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 50px;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-stat-num {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
    line-height: 1;
}

.hero-stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-light);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    margin-top: 4px;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255,255,255,0.4);
    border-radius: 13px;
    margin: 8px auto 0;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: var(--accent);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

/* ============ ABOUT ============ */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.about-card {
    padding: 50px 35px;
    border-radius: var(--radius);
    text-align: center;
}

.card-icon {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 25px;
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.1), rgba(245, 158, 11, 0.1));
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    margin: 0 auto 25px;
}

.about-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
    color: var(--primary-dark);
}

.about-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ============ DOORS SECTION ============ */
.doors-section {
    background: var(--bg);
}

.door-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 40px;
}

.door-visual { text-align: center; }

.door-frame {
    width: 100%;
    max-width: 400px;
    height: 400px;
    background: linear-gradient(145deg, #1a1a2e, #16213e);
    border-radius: 20px;
    padding: 12px;
    display: flex;
    margin: 0 auto 30px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.door-panel {
    flex: 1;
    background: linear-gradient(180deg, #2d2d44, #1a1a2e);
    border: 2px solid rgba(255,255,255,0.1);
    transition: all 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    overflow: hidden;
}

.door-left { border-radius: 12px 0 0 12px; margin-right: 2px; }
.door-right { border-radius: 0 12px 12px 0; margin-left: 2px; }

.door-glass {
    position: absolute;
    top: 50px;
    left: 15px;
    right: 15px;
    bottom: 50px;
    background: linear-gradient(135deg, rgba(100, 200, 255, 0.15), rgba(100, 200, 255, 0.05));
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.door-reflection {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255,255,255,0.08) 50%,
        transparent 70%
    );
    animation: reflectionMove 4s ease infinite;
}

@keyframes reflectionMove {
    0% { transform: translateX(-30%) translateY(-30%) rotate(45deg); }
    100% { transform: translateX(30%) translateY(30%) rotate(45deg); }
}

.door-handle {
    position: absolute;
    width: 35px;
    height: 8px;
    background: linear-gradient(135deg, #c0a060, #a08040);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    top: 50%;
    font-size: 0.7rem;
    color: #fff;
    z-index: 2;
}

.left-handle { right: 8px; }
.right-handle { left: 8px; }

.door-panel.slide-left {
    transform: translateX(-100%);
    opacity: 0.3;
}

.door-panel.slide-right {
    transform: translateX(100%);
    opacity: 0.3;
}

.door-panel.open-left {
    transform: perspective(800px) rotateY(-35deg);
    transform-origin: left center;
}

.door-panel.open-right {
    transform: perspective(800px) rotateY(35deg);
    transform-origin: right center;
}

.door-controls {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.door-btn {
    padding: 10px 25px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text);
    font-size: 0.85rem;
}

.door-btn.active {
    background: var(--gradient-2);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.door-btn:hover { transform: translateY(-2px); }

.door-types {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.door-type-card {
    padding: 30px 25px;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.door-type-card.active {
    border-color: var(--accent);
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.15);
}

.door-type-card:hover { transform: translateY(-5px); }

.door-type-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.1), rgba(245, 158, 11, 0.05));
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
}

.door-type-card h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
}

.door-type-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.5;
}

.door-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 70px;
}

.door-feature {
    text-align: center;
    padding: 20px;
}

.door-feature i {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 10px;
    display: block;
}

.door-feature h5 {
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 600;
}

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

.lead {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.feature-list {
    margin-top: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
}

.feature-list i { color: var(--accent); }

.img-wrapper {
    position: relative;
    display: inline-block;
}

.rounded-img { border-radius: 20px; }
.shadow-lg { box-shadow: var(--shadow-lg); }

.img-badge {
    position: absolute;
    bottom: -15px;
    right: -15px;
    background: var(--gradient-2);
    color: #fff;
    padding: 10px 20px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
}

/* ============ FEATURES ============ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 40px 30px;
    border-radius: var(--radius);
}

.feature-item:hover { transform: translateY(-8px); }

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: var(--gradient-1);
    color: #fff;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 15px rgba(15, 76, 129, 0.3);
}

.feature-item h4 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    color: var(--primary-dark);
}

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

/* ============ COUNTERS ============ */
.counter-section {
    background: var(--gradient-1);
    position: relative;
    overflow: hidden;
}

.counter-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero_bg.png') center/cover no-repeat;
    opacity: 0.05;
}

.counter-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
    z-index: 1;
}

.counter-item {
    text-align: center;
    color: #fff;
    padding: 30px;
}

.counter-item i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 15px;
}

.counter-num {
    font-size: 3rem;
    font-weight: 900;
    display: block;
    line-height: 1;
    margin-bottom: 8px;
}

.counter-label {
    font-size: 1rem;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
}

/* ============ GALLERY ============ */
.gallery-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text);
    font-size: 0.85rem;
}

.filter-btn.active {
    background: var(--gradient-2);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.filter-btn:hover { transform: translateY(-2px); }

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    height: 320px;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(15, 76, 129, 0.95) 0%, rgba(0,0,0,0) 60%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition);
}

.gallery-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.gallery-info span {
    color: #fff;
    font-weight: 700;
    font-size: 1.2rem;
}

.gallery-expand {
    background: rgba(255,255,255,0.2);
    border: none;
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.gallery-expand:hover { background: var(--accent); }

.gallery-item:hover img { transform: scale(1.12); }
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-item:hover .gallery-info { transform: translateY(0); }

/* ============ LIGHTBOX ============ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    z-index: 99998;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.lightbox.active { display: flex; }

.lightbox-close {
    position: absolute;
    top: 25px;
    right: 35px;
    background: none;
    border: none;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover { color: var(--accent); transform: rotate(90deg); }

.lightbox-img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
}

/* ============ TESTIMONIALS ============ */
.testimonials { background: var(--bg); }

.testimonial-wrapper {
    max-width: 700px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
    min-width: 100%;
    padding: 50px 40px;
    text-align: center;
}

.testimonial-stars {
    margin-bottom: 20px;
    color: var(--accent);
    font-size: 1.1rem;
    letter-spacing: 4px;
}

.testimonial-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text);
    font-style: italic;
    margin-bottom: 30px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.2rem;
}

.testimonial-author strong {
    display: block;
    color: var(--primary-dark);
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-light);
}

.testimonial-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.testimonial-arrow {
    width: 45px;
    height: 45px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text);
    font-size: 1rem;
}

.testimonial-arrow:hover {
    background: var(--gradient-2);
    color: #fff;
    border-color: var(--accent);
}

.testimonial-dots {
    display: flex;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--border);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active { background: var(--accent); width: 30px; border-radius: 5px; }

/* ============ INSTAGRAM SECTION ============ */
.instagram-section {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.03), rgba(15, 76, 129, 0.03));
}

.instagram-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.instagram-card {
    padding: 40px 30px;
    text-align: center;
    border-radius: var(--radius);
    display: block;
}

.instagram-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.instagram-icon {
    width: 65px;
    height: 65px;
    margin: 0 auto 20px;
    background: linear-gradient(45deg, #f58529, #dd2a7b, #8134af);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: #fff;
}

.instagram-icon.fb { background: #1877f2; }
.instagram-icon.yt { background: #ff0000; }
.instagram-icon.li { background: #0a66c2; }

.instagram-card h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
}

.instagram-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.instagram-cta {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ============ FOOTER ============ */
.footer {
    background: var(--primary-dark);
    color: #fff;
    padding: 80px 0 20px;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-2);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.footer-brand span { color: var(--accent); }

.footer-brand p {
    color: #cbd5e1;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
    color: #fff;
    transition: var(--transition);
    font-size: 1rem;
}

.social-links a:hover {
    background: var(--gradient-2);
    transform: translateY(-4px);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.footer-links h4,
.footer-contact h4,
.footer-hours h4 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
}

.footer-links h4::after,
.footer-contact h4::after,
.footer-hours h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--gradient-2);
    border-radius: 2px;
}

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

.footer-links ul li a {
    color: #cbd5e1;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-links ul li a::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.75rem;
    color: var(--accent);
}

.footer-links ul li a:hover { color: var(--accent); padding-left: 5px; }

.footer-contact ul li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    color: #cbd5e1;
    font-size: 0.9rem;
}

.footer-contact ul li i {
    color: var(--accent);
    margin-top: 5px;
    min-width: 16px;
}

.footer-contact ul li a { color: #cbd5e1; }
.footer-contact ul li a:hover { color: var(--accent); }

.footer-hours ul li {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
    color: #cbd5e1;
    font-size: 0.9rem;
}

.footer-hours ul li span {
    font-weight: 600;
    color: #fff;
    min-width: 80px;
}

.footer-wa-btn {
    margin-top: 25px;
    padding: 12px 20px;
    font-size: 0.85rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.08);
    color: #94a3b8;
    font-size: 0.85rem;
}

/* ============ BACK TO TOP ============ */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 25px;
    width: 50px;
    height: 50px;
    background: var(--gradient-2);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(245, 158, 11, 0.4); }

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary), var(--accent));
    border-radius: 4px;
}

/* ============ MEDIA QUERIES ============ */
@media (max-width: 1200px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .instagram-grid { grid-template-columns: repeat(2, 1fr); }
    .counter-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
    .door-showcase { grid-template-columns: 1fr; }
    .expertise-content { grid-template-columns: 1fr; gap: 40px; }
    .hero-title { font-size: 3rem; }
    .hero-title .gradient-text { font-size: 3.1rem; }
    .social-strip-left span:first-child { display: none; }
    .section-title { font-size: 2.2rem; }
    .door-types { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .social-strip { display: none; }
    .navbar { top: 0; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -10px 0 40px rgba(0,0,0,0.15);
        gap: 25px;
    }
    .nav-links.active { right: 0; }
    .nav-links a { color: var(--text) !important; font-size: 1.15rem; }
    .hamburger { display: block; z-index: 1001; }
    .hamburger.active i::before { content: "\f00d"; }
    .nav-btn { display: none; }
    .hero-title { font-size: 2.3rem; }
    .hero-title .gradient-text { font-size: 2.4rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-buttons { flex-direction: column; gap: 12px; }
    .hero-stats { gap: 25px; }
    .hero-stat-num { font-size: 1.8rem; }
    .section { padding: 70px 0; }
    .section-title { font-size: 1.8rem; }
    .counter-grid { grid-template-columns: repeat(2, 1fr); gap: 15px; }
    .counter-num { font-size: 2.2rem; }
    .instagram-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .door-types { grid-template-columns: 1fr; }
    .gallery-filter { flex-wrap: wrap; }
    .feature-list { grid-template-columns: 1fr; }
    .back-to-top { bottom: 90px; right: 15px; width: 45px; height: 45px; }
    .whatsapp-float { bottom: 20px; right: 15px; width: 55px; height: 55px; font-size: 1.5rem; }
}