/* ============================================
   ETERNAL ZONE - Enhanced 3D Professional Theme
   Mobile-First, 3D Design System
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #0d0d1a;
    --bg-secondary: #131328;
    --bg-tertiary: #0f3460;
    --bg-card: rgba(20, 20, 40, 0.95);
    --accent: #e94560;
    --accent-glow: rgba(233, 69, 96, 0.4);
    --gold: #d4af37;
    --gold-glow: rgba(212, 175, 55, 0.3);
    --text-primary: #f5f5f5;
    --text-secondary: #b8b8cc;
    --text-muted: #6b6b80;
    --border-color: rgba(233, 69, 96, 0.15);
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow-3d: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(233, 69, 96, 0.05);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255,255,255,0.05);
    --shadow-hover: 0 20px 50px rgba(233, 69, 96, 0.2), 0 10px 30px rgba(0,0,0,0.3);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-main: 'Segoe UI', -apple-system, BlinkMacSystemFont, Tahoma, sans-serif;
}

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

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

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============ 3D UTILITY CLASSES ============ */
.depth-1 {
    transform: perspective(1000px) translateZ(0);
    transition: transform 0.4s ease;
}

.depth-1:hover {
    transform: perspective(1000px) translateZ(20px);
}

.glass-effect {
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
}

.neon-border {
    border: 1px solid var(--border-color);
    box-shadow: 0 0 15px rgba(233, 69, 96, 0.1), inset 0 0 15px rgba(233, 69, 96, 0.02);
}

/* ============ NAVBAR ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 13, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 12px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(13, 13, 26, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

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

.nav-brand {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-brand:hover {
    color: var(--gold);
    text-shadow: 0 0 20px var(--gold-glow);
}

.brand-icon {
    color: var(--accent);
    font-size: 1.6rem;
    filter: drop-shadow(0 0 8px var(--accent-glow));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--gold);
    background: rgba(212, 175, 55, 0.08);
}

.btn-nav {
    padding: 8px 20px !important;
    border-radius: 8px !important;
    border: 1px solid var(--accent) !important;
    color: var(--accent) !important;
    font-weight: 600 !important;
}

.btn-nav:hover {
    background: var(--accent) !important;
    color: #fff !important;
    box-shadow: 0 4px 20px var(--accent-glow) !important;
    transform: translateY(-1px);
}

.btn-nav-primary {
    background: linear-gradient(135deg, var(--accent), #c9304a) !important;
    color: #fff !important;
    border-color: transparent !important;
}

.btn-nav-primary:hover {
    background: linear-gradient(135deg, #ff5577, var(--accent)) !important;
    box-shadow: 0 6px 25px var(--accent-glow) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 2px;
}

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

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

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

/* ============ HERO SECTION ============ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        rgba(13, 13, 26, 0.7) 0%, 
        rgba(13, 13, 26, 0.5) 40%,
        rgba(13, 13, 26, 0.8) 80%,
        rgba(13, 13, 26, 1) 100%);
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    opacity: 0.3;
    z-index: 1;
    animation: heroGlow 4s ease-in-out infinite alternate;
}

@keyframes heroGlow {
    from { opacity: 0.2; transform: translate(-50%, -50%) scale(1); }
    to { opacity: 0.4; transform: translate(-50%, -50%) scale(1.2); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 40px 20px;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: 5px;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--accent), var(--gold), var(--accent));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease infinite;
    text-shadow: none;
    filter: drop-shadow(0 0 30px var(--accent-glow));
}

@keyframes gradientShift {
    0% { background-position: 0% center; }
    50% { background-position: 100% center; }
    100% { background-position: 0% center; }
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    letter-spacing: 1px;
}

/* ============ BUTTONS ============ */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
}

.btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg) translateX(-100%);
    transition: transform 0.6s;
}

.btn:hover::after {
    transform: rotate(45deg) translateX(100%);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #c9304a);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 10px 30px var(--accent-glow);
    color: #fff;
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--gold);
    color: var(--gold);
}

.btn-secondary:hover {
    background: var(--gold);
    color: var(--bg-primary);
    box-shadow: 0 8px 25px var(--gold-glow);
    transform: translateY(-2px);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold), #b8941e);
    color: var(--bg-primary);
    font-weight: 700;
    box-shadow: 0 4px 15px var(--gold-glow);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--gold-glow);
    color: var(--bg-primary);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============ SLIDESHOW ============ */
.slideshow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.slideshow img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1.5s ease;
    filter: brightness(0.6);
}

.slideshow img.active {
    opacity: 1;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: clamp(1.8rem, 5vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.section-title .accent-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--accent), var(--gold));
    margin: 15px auto;
    border-radius: 2px;
    box-shadow: 0 0 15px var(--accent-glow);
}

/* ============ 3D CARDS ============ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 30px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--gold), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}

.card:hover {
    transform: perspective(1000px) rotateX(2deg) translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--accent);
}

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

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

/* Feature Cards with 3D icons */
.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, rgba(233, 69, 96, 0.15), rgba(212, 175, 55, 0.1));
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.1);
    transform: perspective(500px) rotateY(-5deg);
    transition: var(--transition);
}

.card:hover .feature-icon {
    transform: perspective(500px) rotateY(5deg) scale(1.1);
    box-shadow: 0 12px 30px var(--accent-glow);
}

/* ============ GALLERY GRID ============ */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: perspective(800px) rotateY(3deg) scale(1.03);
    box-shadow: var(--shadow-hover);
}

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

.gallery-item:hover img,
.gallery-item:hover video {
    transform: scale(1.15);
}

.gallery-item .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: flex-end;
    padding: 20px;
}

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

/* ============ BLOG CARDS ============ */
.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
}

.blog-card:hover {
    transform: perspective(1000px) rotateX(2deg) translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.blog-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s;
}

.blog-card:hover img {
    transform: scale(1.05);
}

.blog-card .blog-content {
    padding: 25px;
}

.blog-card h3 {
    margin-bottom: 10px;
    font-size: 1.15rem;
    color: var(--text-primary);
}

.blog-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 15px;
    line-height: 1.6;
}

.blog-card .blog-date {
    color: var(--text-muted);
    font-size: 0.8rem;
}

/* ============ FORMS ============ */
.form-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-3d);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--gold));
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.form-control {
    width: 100%;
    padding: 13px 16px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    font-family: var(--font-main);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.15), 0 4px 12px rgba(0,0,0,0.2);
    background: rgba(255, 255, 255, 0.06);
}

.form-control::placeholder {
    color: var(--text-muted);
}

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

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23b8b8cc' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.password-wrapper {
    position: relative;
}

.password-wrapper .toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.1rem;
    transition: var(--transition);
}

.password-wrapper .toggle-password:hover {
    color: var(--accent);
}

.form-error {
    color: var(--accent);
    font-size: 0.82rem;
    margin-top: 6px;
}

/* ============ ALERTS ============ */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert-error {
    background: rgba(233, 69, 96, 0.12);
    border: 1px solid rgba(233, 69, 96, 0.4);
    color: #ff8a9e;
}

.alert-success {
    background: rgba(76, 175, 80, 0.12);
    border: 1px solid rgba(76, 175, 80, 0.4);
    color: #81c784;
}

.alert-info {
    background: rgba(33, 150, 243, 0.12);
    border: 1px solid rgba(33, 150, 243, 0.4);
    color: #64b5f6;
}

/* ============ WHATSAPP FLOAT ============ */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.8rem;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4), 0 0 40px rgba(37, 211, 102, 0.15);
    transition: var(--transition);
    animation: whatsappPulse 2s ease-in-out infinite;
}

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.7), 0 0 50px rgba(37, 211, 102, 0.2); }
}

.whatsapp-float:hover {
    transform: scale(1.15) rotate(5deg);
    color: #fff;
}

/* ============ FOOTER ============ */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 60px 0 25px;
    position: relative;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--gold), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3,
.footer-col h4 {
    color: var(--gold);
    margin-bottom: 18px;
    font-size: 1.1rem;
}

.footer-col p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.footer-bottom .developer-credit {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.footer-bottom .developer-credit a {
    color: var(--gold);
    font-weight: 600;
    transition: var(--transition);
}

.footer-bottom .developer-credit a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent-glow);
}

/* ============ PAGE CONTENT ============ */
.page-header {
    padding: 140px 0 60px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-secondary), var(--bg-primary));
    position: relative;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.page-content {
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.page-content p {
    margin-bottom: 18px;
    color: var(--text-secondary);
    line-height: 1.9;
}

/* ============ STATS ============ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 25px;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--gold);
    box-shadow: 0 12px 35px rgba(212, 175, 55, 0.15);
}

.stat-card .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gold);
    text-shadow: 0 0 20px var(--gold-glow);
}

.stat-card .stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 5px;
}

/* ============ TABLE ============ */
.table-responsive {
    overflow-x: auto;
    border-radius: var(--radius);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-card);
    -webkit-overflow-scrolling: touch;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 0.9rem;
}

.data-table th {
    background: var(--bg-secondary);
    color: var(--gold);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    white-space: nowrap;
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: rgba(233, 69, 96, 0.04);
}

/* ============ BADGES ============ */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-paid { background: rgba(76, 175, 80, 0.15); color: #81c784; border: 1px solid rgba(76, 175, 80, 0.3); }
.badge-due { background: rgba(233, 69, 96, 0.15); color: #e94560; border: 1px solid rgba(233, 69, 96, 0.3); }
.badge-pending { background: rgba(255, 193, 7, 0.15); color: #ffd54f; border: 1px solid rgba(255, 193, 7, 0.3); }
.badge-active { background: rgba(76, 175, 80, 0.15); color: #81c784; border: 1px solid rgba(76, 175, 80, 0.3); }
.badge-inactive { background: rgba(158, 158, 158, 0.15); color: #9e9e9e; border: 1px solid rgba(158, 158, 158, 0.3); }

/* ============ RESPONSIVE - MOBILE FIRST ============ */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        padding: 90px 25px 30px;
        gap: 5px;
        transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        border-left: 1px solid var(--glass-border);
        box-shadow: -10px 0 40px rgba(0,0,0,0.5);
        overflow-y: auto;
    }

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

    .nav-menu a {
        padding: 12px 16px;
        font-size: 1rem;
        border-radius: 8px;
    }

    .hero h1 {
        letter-spacing: 3px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        margin-bottom: 40px;
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .form-container {
        padding: 25px 20px;
        margin: 0 10px;
        border-radius: var(--radius-sm);
    }

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

    .hero-buttons .btn {
        width: 100%;
        max-width: 280px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
        font-size: 1.6rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

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

    .nav-brand {
        font-size: 1.2rem;
    }

    .card {
        padding: 20px;
    }
}

/* ============ DARK MODE SCROLLBAR ============ */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ============ SELECTION ============ */
::selection {
    background: var(--accent);
    color: #fff;
}