/* ===== Global Reset & Variables ===== */
@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@400;600;700;800&family=PT+Sans:wght@400;700&display=swap');

:root {
    --color-silver: #BDC3C7;
    --color-dark-gray: #34495E;
    --color-orange: #E67E22;
    --color-bg: #1a1f2e;
    --color-card-bg: #232838;
    --color-text: #e0e0e0;
    --color-text-muted: #8e95a5;
    --color-border: #2d3348;
    --font-heading: 'Exo 2', sans-serif;
    --font-body: 'PT Sans', sans-serif;
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.8;
    overflow-x: hidden;
}

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

a { color: var(--color-orange); text-decoration: none; transition: color 0.3s; }
a:hover { color: #f39c12; }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.3; color: #fff; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }

/* ===== Navigation ===== */
.site-nav {
    background: rgba(26, 31, 46, 0.95);
    border-bottom: 1px solid var(--color-border);
    padding: 15px 0;
    position: relative;
    z-index: 100;
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}
.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
}
.nav-logo span { color: var(--color-orange); }
.nav-links { display: flex; gap: 25px; list-style: none; }
.nav-links a {
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--color-orange); }
.nav-toggle { display: none; background: none; border: none; color: #fff; font-size: 1.5rem; cursor: pointer; }

/* ===== Breadcrumb ===== */
.breadcrumb {
    padding: 12px 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}
.breadcrumb a { color: var(--color-silver); }
.breadcrumb span { margin: 0 8px; }

/* ===== Section Titles ===== */
.section-title {
    font-size: 2rem;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}
.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--color-orange);
    margin-top: 8px;
    border-radius: 2px;
}
.section-subtitle {
    color: var(--color-text-muted);
    font-size: 1rem;
    margin-bottom: 40px;
}

/* ===== Module 1: Latest Reviews ===== */
.module-reviews { padding: 60px 0; }
.featured-review {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
    background: var(--color-card-bg);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
}
.featured-review-img { position: relative; overflow: hidden; }
.featured-review-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.featured-review:hover .featured-review-img img { transform: scale(1.03); }
.featured-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--color-orange);
    color: #fff;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}
.featured-review-content { padding: 40px 30px; display: flex; flex-direction: column; justify-content: center; }
.featured-review-content h3 { font-size: 1.6rem; margin-bottom: 15px; }
.featured-review-content p { color: var(--color-text-muted); margin-bottom: 20px; }
.review-meta { display: flex; gap: 20px; color: var(--color-text-muted); font-size: 0.85rem; margin-bottom: 20px; }
.btn-primary {
    display: inline-block;
    background: var(--color-orange);
    color: #fff;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 700;
    transition: background 0.3s, transform 0.3s;
    align-self: flex-start;
}
.btn-primary:hover { background: #d35400; color: #fff; transform: translateY(-2px); }

.review-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.review-card {
    background: var(--color-card-bg);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.3s, box-shadow 0.3s;
}
.review-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.3); }
.review-card img { width: 100%; height: 180px; object-fit: cover; }
.review-card-body { padding: 15px; }
.review-card-body h4 { font-size: 1rem; margin-bottom: 8px; }
.review-card-body p { font-size: 0.85rem; color: var(--color-text-muted); }
.review-score {
    display: inline-block;
    background: var(--color-orange);
    color: #fff;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-top: 8px;
}

/* ===== Module 2: Gear Tech ===== */
.module-tech { padding: 60px 0; background: rgba(35, 40, 56, 0.5); }
.tech-exploded {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.tech-exploded img { width: 100%; border-radius: 12px; }
.tech-hotspot {
    position: absolute;
    width: 36px;
    height: 36px;
    background: var(--color-orange);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 0.85rem;
    transition: transform 0.3s;
    animation: pulse 2s infinite;
}
.tech-hotspot:hover { transform: scale(1.2); }
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(230,126,34,0.5); }
    50% { box-shadow: 0 0 0 12px rgba(230,126,34,0); }
}
.tech-tooltip {
    display: none;
    position: absolute;
    background: var(--color-dark-gray);
    color: #fff;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.85rem;
    width: 200px;
    z-index: 10;
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.tech-hotspot:hover .tech-tooltip { display: block; }
.tech-tooltip h5 { color: var(--color-orange); margin-bottom: 5px; }

/* ===== Module 3: Leaderboard ===== */
.module-leaderboard { padding: 60px 0; }
.tab-nav { display: flex; gap: 15px; margin-bottom: 30px; }
.tab-btn {
    background: var(--color-card-bg);
    border: 2px solid var(--color-border);
    color: var(--color-text);
    padding: 10px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 600;
    transition: all 0.3s;
}
.tab-btn.active, .tab-btn:hover {
    background: var(--color-orange);
    border-color: var(--color-orange);
    color: #fff;
}
.tab-content { display: none; }
.tab-content.active { display: block; }
.rank-item {
    display: grid;
    grid-template-columns: 60px 100px 1fr 100px 120px;
    align-items: center;
    gap: 20px;
    padding: 15px 20px;
    background: var(--color-card-bg);
    border-radius: 10px;
    margin-bottom: 10px;
    border: 1px solid var(--color-border);
    transition: transform 0.3s;
}
.rank-item:hover { transform: translateX(5px); }
.rank-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-orange);
}
.rank-item:nth-child(1) .rank-num { color: #f1c40f; }
.rank-item:nth-child(2) .rank-num { color: #bdc3c7; }
.rank-item:nth-child(3) .rank-num { color: #cd7f32; }
.rank-img { width: 80px; height: 60px; object-fit: cover; border-radius: 6px; }
.rank-info h4 { font-size: 1rem; }
.rank-info p { font-size: 0.8rem; color: var(--color-text-muted); }
.rank-score {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-orange);
}

/* ===== Module 4: Brand Labs ===== */
.module-brands { padding: 60px 0; background: rgba(35, 40, 56, 0.5); }
.brand-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}
.brand-card {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}
.brand-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.3); border-color: var(--color-orange); }
.brand-card img { width: 80px; height: 80px; object-fit: contain; margin: 0 auto 12px; border-radius: 8px; }
.brand-card span { font-weight: 700; font-size: 0.9rem; }

/* ===== Module 5: Injury & Protection ===== */
.module-injury { padding: 60px 0; }
.injury-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 40px; align-items: start; }
.body-map-container { position: relative; }
.body-map-container img { width: 100%; max-width: 400px; margin: 0 auto; display: block; }
.body-hotspot {
    position: absolute;
    width: 30px;
    height: 30px;
    background: rgba(230, 126, 34, 0.7);
    border: 2px solid var(--color-orange);
    border-radius: 50%;
    cursor: pointer;
    transition: transform 0.3s;
    animation: pulse 2s infinite;
}
.body-hotspot:hover { transform: scale(1.3); }
.injury-info-panel {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 30px;
    border: 1px solid var(--color-border);
}
.injury-info-panel h4 { color: var(--color-orange); margin-bottom: 15px; font-size: 1.3rem; }
.injury-article {
    padding: 15px 0;
    border-bottom: 1px solid var(--color-border);
}
.injury-article:last-child { border-bottom: none; }
.injury-article h5 { margin-bottom: 5px; }
.injury-article p { font-size: 0.9rem; color: var(--color-text-muted); }

/* ===== Module 6: Reader Showcase ===== */
.module-showcase { padding: 60px 0; background: rgba(35, 40, 56, 0.5); }
.masonry-grid { columns: 4; column-gap: 20px; }
.masonry-item {
    break-inside: avoid;
    margin-bottom: 20px;
    background: var(--color-card-bg);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform 0.3s;
}
.masonry-item:hover { transform: translateY(-3px); }
.masonry-item img { width: 100%; }
.masonry-item-info { padding: 12px 15px; }
.masonry-item-info .reader-id { font-weight: 700; color: var(--color-orange); font-size: 0.85rem; }
.masonry-item-info p { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 5px; }

/* ===== Footer ===== */
.site-footer {
    background: #151a28;
    padding: 50px 0 20px;
    border-top: 1px solid var(--color-border);
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}
.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 15px;
    color: var(--color-orange);
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: var(--color-text-muted); font-size: 0.9rem; }
.footer-col a:hover { color: var(--color-orange); }
.footer-bottom {
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}
.footer-disclaimer {
    max-width: 800px;
    margin: 15px auto 0;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* ===== Inner Pages ===== */
.page-hero {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--color-dark-gray), var(--color-bg));
}
.page-hero h1 { font-size: 2.2rem; margin-bottom: 15px; }
.page-content { padding: 40px 0; }
.page-content p { margin-bottom: 20px; }
.page-content h2 { font-size: 1.6rem; margin: 40px 0 15px; color: var(--color-orange); }
.page-content h3 { font-size: 1.3rem; margin: 30px 0 10px; }

/* Product spec table */
.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background: var(--color-card-bg);
    border-radius: 10px;
    overflow: hidden;
}
.spec-table th, .spec-table td {
    padding: 12px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}
.spec-table th { background: var(--color-dark-gray); color: #fff; font-weight: 700; }
.spec-table tr:hover { background: rgba(230, 126, 34, 0.05); }

/* Image gallery */
.image-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin: 25px 0; }
.image-gallery img { border-radius: 8px; width: 100%; height: 200px; object-fit: cover; cursor: pointer; transition: transform 0.3s; }
.image-gallery img:hover { transform: scale(1.05); }

/* Pros & Cons */
.pros-cons { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 25px 0; }
.pros, .cons {
    background: var(--color-card-bg);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--color-border);
}
.pros h4 { color: #27ae60; margin-bottom: 12px; }
.cons h4 { color: #e74c3c; margin-bottom: 12px; }
.pros li, .cons li { margin-bottom: 8px; padding-left: 20px; position: relative; list-style: none; }
.pros li::before { content: '✓'; position: absolute; left: 0; color: #27ae60; font-weight: 700; }
.cons li::before { content: '✗'; position: absolute; left: 0; color: #e74c3c; font-weight: 700; }

/* Timeline */
.timeline { position: relative; padding: 20px 0; margin: 25px 0; }
.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-orange);
}
.timeline-item { padding-left: 50px; margin-bottom: 25px; position: relative; }
.timeline-item::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 5px;
    width: 18px;
    height: 18px;
    background: var(--color-orange);
    border-radius: 50%;
    border: 3px solid var(--color-bg);
}
.timeline-item h4 { color: var(--color-orange); font-size: 0.95rem; }
.timeline-item p { color: var(--color-text-muted); font-size: 0.9rem; }

/* Comparison table */
.compare-table { width: 100%; border-collapse: collapse; margin: 25px 0; }
.compare-table th, .compare-table td { padding: 12px 16px; text-align: center; border: 1px solid var(--color-border); }
.compare-table th { background: var(--color-dark-gray); color: #fff; }
.compare-table td { background: var(--color-card-bg); }
.compare-table tr:hover td { background: rgba(230, 126, 34, 0.08); }

/* FAQ */
.faq-item { margin-bottom: 15px; background: var(--color-card-bg); border-radius: 10px; border: 1px solid var(--color-border); overflow: hidden; }
.faq-question {
    padding: 15px 20px;
    cursor: pointer;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}
.faq-question:hover { background: rgba(230, 126, 34, 0.1); }
.faq-answer { padding: 0 20px 15px; color: var(--color-text-muted); display: none; }
.faq-item.active .faq-answer { display: block; }
.faq-icon { color: var(--color-orange); font-size: 1.2rem; transition: transform 0.3s; }
.faq-item.active .faq-icon { transform: rotate(45deg); }

/* APP Page */
.app-hero { text-align: center; padding: 80px 0; }
.app-screenshots { display: flex; gap: 30px; justify-content: center; margin: 40px 0; }
.app-screenshots img { width: 200px; border-radius: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.4); }
.app-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin: 40px 0; }
.app-feature-card {
    background: var(--color-card-bg);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    border: 1px solid var(--color-border);
}
.app-feature-card h4 { margin: 15px 0 10px; }
.download-btns { display: flex; gap: 15px; justify-content: center; margin: 30px 0; }
.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--color-orange);
    color: #fff;
    padding: 14px 30px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: background 0.3s;
}
.download-btn:hover { background: #d35400; color: #fff; }

/* ===== Animations ===== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .review-cards { grid-template-columns: repeat(2, 1fr); }
    .brand-grid { grid-template-columns: repeat(4, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .masonry-grid { columns: 3; }
    .rank-item { grid-template-columns: 50px 80px 1fr 80px; }
    .rank-item > *:last-child { display: none; }
}

@media (max-width: 768px) {
    .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-bg); padding: 20px; border-bottom: 1px solid var(--color-border); }
    .nav-links.active { display: flex; }
    .nav-toggle { display: block; }
    .featured-review { grid-template-columns: 1fr; }
    .review-cards { grid-template-columns: 1fr; }
    .brand-grid { grid-template-columns: repeat(3, 1fr); }
    .injury-layout { grid-template-columns: 1fr; }
    .masonry-grid { columns: 2; }
    .pros-cons { grid-template-columns: 1fr; }
    .image-gallery { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .app-features { grid-template-columns: 1fr; }
    .app-screenshots { flex-direction: column; align-items: center; }
    .download-btns { flex-direction: column; align-items: center; }
    .rank-item { grid-template-columns: 40px 60px 1fr 60px; font-size: 0.9rem; }
    .section-title { font-size: 1.5rem; }
    .tab-nav { flex-wrap: wrap; }
}

@media (max-width: 480px) {
    .brand-grid { grid-template-columns: repeat(2, 1fr); }
    .masonry-grid { columns: 1; }
    .image-gallery { grid-template-columns: 1fr; }
}