/* Reisevox - Design System (Strict Class-Based Architecture) */
:root {
    --primary: #1a1a1a;
    --primary-light: #333333;
    --accent: #d4af37; /* Luxury Gold */
    --accent-hover: #b8962e;
    --text-main: #2d3436;
    --text-muted: #636e72;
    --bg-light: #f9f9f9;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0,0,0,0.05);
    --container-width: 1200px;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--bg-white);
    scroll-behavior: smooth;
}

/* Base Classes for Elements */
.rv-h1, .rv-h2, .rv-h3, .rv-h4 { overflow-wrap: break-word; hyphens: auto; }
.rv-h1 { font-size: 3.5rem; font-weight: 900; color: var(--primary); line-height: 1.1; margin: 0; }
.rv-h2 { font-size: 2.2rem; font-weight: 800; color: var(--primary); line-height: 1.2; margin: 0; }
.rv-h3 { font-size: 1.8rem; font-weight: 700; color: var(--primary); line-height: 1.3; margin: 0; }
.rv-h4 { font-size: 1.2rem; font-weight: 700; color: var(--primary); line-height: 1.4; margin: 0; }

.rv-p { font-size: 1.1rem; color: var(--text-main); margin: 0 0 1rem 0; line-height: 1.7; }
.rv-p-muted { color: var(--text-muted); font-size: 1rem; }

.rv-link { text-decoration: none; color: inherit; transition: var(--transition); cursor: pointer; }
.rv-link-accent { color: var(--accent); font-weight: 700; }
.rv-link-accent:hover { color: var(--accent-hover); }

.rv-list { list-style: none; padding: 0; margin: 0; }
.rv-list-item { margin-bottom: 12px; }

.rv-img { max-width: 100%; height: auto; display: block; }
.rv-img-rounded { border-radius: 20px; }
.rv-img-shadow { box-shadow: var(--shadow); }

/* Layout Components */
.rv-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.rv-section { padding: 80px 0; }
.rv-section-light { background-color: var(--bg-light); }
.rv-section-dark { background-color: var(--primary); color: var(--bg-white); }

.rv-flex { display: flex; }
.rv-flex-center { display: flex; align-items: center; justify-content: center; }
.rv-grid { display: grid; gap: 30px; }
.rv-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.rv-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

/* Navigation */
.rv-navbar {
    height: 80px;
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.rv-nav-content {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.rv-logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.rv-nav-links { display: flex; gap: 30px; }
.rv-nav-link { font-weight: 500; font-size: 0.95rem; color: var(--primary-light); }
.rv-nav-link:hover { color: var(--accent); }

/* Buttons */
.rv-btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: var(--transition);
}

.rv-btn-primary {
    background-color: var(--primary);
    color: var(--bg-white);
}

.rv-btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.rv-btn-accent {
    background-color: var(--accent);
    color: var(--primary);
}

.rv-btn-accent:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

.rv-btn-full { width: 100%; box-sizing: border-box; }

/* Hero Section */
.rv-hero {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    overflow: hidden;
}

.rv-hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 50px;
}

.rv-hero-title { font-size: 3.5rem; margin-bottom: 20px; }
.rv-hero-title-span { color: var(--accent); }
.rv-hero-desc { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 35px; max-width: 600px; }

.rv-hero-image-wrap { position: relative; }
.rv-hero-img {
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.15);
    animation: rv-float 6s ease-in-out infinite;
}

@keyframes rv-float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

/* Features */
.rv-features-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.rv-feature-card {
    padding: 40px;
    background: var(--bg-white);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.rv-feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.rv-feature-icon { font-size: 2.5rem; margin-bottom: 20px; color: var(--accent); }

/* Product Showcase */
.rv-product-grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.rv-price-tag { font-size: 2rem; font-weight: 800; color: var(--accent); margin-bottom: 20px; }
.rv-price-old { font-size: 1rem; color: #888; text-decoration: line-through; margin-right: 10px; }

.rv-specs-list { margin: 30px 0; }
.rv-spec-item { margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.rv-spec-item::before { content: '✓'; color: var(--accent); font-weight: bold; }

/* Magazine/Article */
.rv-article-header { background: #1a1a1a; color: white; padding: 60px 0; }
.rv-article-content { max-width: 800px; margin: 50px auto; padding: 0 20px; }
.rv-article-img { width: 100%; border-radius: 15px; margin: 30px 0; }

.rv-highlight-box { background: #fffcf0; border-left: 5px solid var(--accent); padding: 30px; margin: 40px 0; border-radius: 0 10px 10px 0; }
.rv-rating { color: var(--accent); font-size: 1.5rem; margin-bottom: 10px; }

.rv-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 40px 0; border-radius: 12px; box-shadow: var(--shadow); background: white; }
.rv-table { width: 100%; border-collapse: collapse; background: white; }
.rv-table-th, .rv-table-td { padding: 20px; border: 1px solid #eee; text-align: left; }
.rv-table-th { background: #f8f9fa; font-weight: 700; }

/* Contact Form */
.rv-form-group { margin-bottom: 20px; }
.rv-form-label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.9rem; }
.rv-form-input, .rv-form-textarea { width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 8px; font-family: inherit; box-sizing: border-box; }
.rv-form-textarea { height: 150px; resize: vertical; }

/* Footer */
.rv-footer { background-color: var(--primary); color: var(--bg-white); padding: 80px 0 30px; }
.rv-footer-grid { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 50px; }
.rv-footer-h4 { color: var(--bg-white); margin-bottom: 25px; font-size: 1.1rem; }
.rv-footer-link { color: #a0a0a0; font-size: 0.9rem; display: block; margin-bottom: 15px; }
.rv-footer-link:hover { color: var(--accent); }

.rv-footer-bottom {
    padding-top: 30px;
    border-top: 1px solid #333;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-size: 0.85rem;
    color: #888;
}

.rv-disclosure {
    background-color: #f1f1f1;
    padding: 15px;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
}

/* Responsive */
@media (max-width: 992px) {
    .rv-container { padding: 0 20px; }
    .rv-hero-grid, .rv-product-grid, .rv-grid-2, .rv-grid-3, .rv-footer-grid { grid-template-columns: 1fr !important; text-align: center; gap: 40px !important; }
    .rv-hero-title { font-size: 2.2rem; }
    .rv-hero-desc { margin: 0 auto 35px; }
    .rv-h1 { font-size: 2.2rem; }
    .rv-h2 { font-size: 1.8rem; }
    .rv-section { padding: 60px 0; }
    .rv-img { margin: 0 auto; width: 100%; max-width: 500px; }
}

@media (max-width: 768px) {
    .rv-navbar { padding: 15px 0; }
    .rv-nav-links { display: none; }
    .rv-navbar .rv-btn { padding: 8px 12px; font-size: 0.8rem; }
    .rv-logo { font-size: 1.1rem; }
    .rv-table-wrap { margin: 20px -20px; border-radius: 0; }
    .rv-table { min-width: 600px; }
}

@media (max-width: 480px) {
    .rv-h1 { font-size: 1.8rem; }
    .rv-h2 { font-size: 1.5rem; }
    .rv-h3 { font-size: 1.3rem; }
    .rv-price-tag { font-size: 1.5rem; }
}