/* Flashlight Guide - Styles */

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

:root {
    --color-primary: #f5a623;
    --color-primary-dark: #d4890d;
    --color-secondary: #2c3e50;
    --color-bg: #0d1117;
    --color-bg-light: #161b22;
    --color-bg-card: #21262d;
    --color-text: #e6edf3;
    --color-text-muted: #8b949e;
    --color-border: #30363d;
    --color-success: #3fb950;
    --color-warning: #d29922;
    --color-danger: #f85149;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --max-width: 1200px;
    --radius: 8px;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    line-height: 1.3;
    margin-bottom: 0.5em;
    color: var(--color-text);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; margin-top: 1.5rem; }
h3 { font-size: 1.5rem; margin-top: 1.25rem; }
h4 { font-size: 1.15rem; margin-top: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

ul, ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

li {
    margin-bottom: 0.5rem;
}

/* Header */
.site-header {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    padding: 3rem 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.site-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.site-tagline {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    margin: 0;
}

/* Navigation */
.main-nav {
    background: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    padding: 1rem 0;
    margin: 0;
}

.nav-links li {
    margin: 0;
}

.nav-links a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--color-text);
    font-weight: 500;
    border-radius: var(--radius);
    transition: background 0.2s, color 0.2s;
}

.nav-links a:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    text-decoration: none;
}

/* Main Content */
main {
    padding: 2rem 0 4rem;
}

.section {
    margin-bottom: 4rem;
    padding-top: 1rem;
}

/* Quick Links */
.quick-links {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin: 2rem 0;
}

.quick-links h3 {
    margin-top: 0;
    color: var(--color-primary);
}

.quick-links ul {
    margin-bottom: 0;
}

/* Spec Grid */
.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.spec-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.spec-card h4 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.spec-card p {
    margin-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Tables */
.lumen-table-wrapper {
    overflow-x: auto;
    margin: 1.5rem 0;
}

.lumen-table, .beam-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-card);
    border-radius: var(--radius);
    overflow: hidden;
}

.lumen-table th, .lumen-table td,
.beam-table th, .beam-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.lumen-table th, .beam-table th {
    background: var(--color-bg-light);
    color: var(--color-primary);
    font-weight: 600;
}

.lumen-table tr:last-child td,
.beam-table tr:last-child td {
    border-bottom: none;
}

.lumen-table tr:hover, .beam-table tr:hover {
    background: rgba(245, 166, 35, 0.05);
}

/* Comparison Box */
.comparison-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.comparison-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.comparison-item h4 {
    margin-top: 0;
    color: var(--color-primary);
}

/* Tip & Warning Boxes */
.tip-box, .warning-box {
    border-radius: var(--radius);
    padding: 1.5rem;
    margin: 2rem 0;
}

.tip-box {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid var(--color-success);
}

.tip-box h4 {
    color: var(--color-success);
    margin-top: 0;
}

.warning-box {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--color-danger);
}

.warning-box h4 {
    color: var(--color-danger);
    margin-top: 0;
}

.warning-box p, .tip-box p {
    margin-bottom: 0;
}

/* Battery Grid */
.battery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.battery-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.battery-card h4 {
    margin-top: 0;
    color: var(--color-primary);
}

.battery-size {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.battery-card ul {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.battery-link {
    margin-top: auto;
}

.battery-link a {
    font-size: 0.9rem;
}

/* Product Mini List */
.product-mini-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.product-mini {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.product-mini h4 {
    margin-top: 0;
    color: var(--color-text);
}

.product-mini p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Beam Anatomy */
.beam-anatomy {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.beam-part {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.beam-part h4 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1rem;
}

.beam-part p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Reflector Grid */
.reflector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.reflector-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.reflector-card h4 {
    margin-top: 0;
    color: var(--color-primary);
}

.reflector-card p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Type Grid */
.type-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.type-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.type-card h3 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1.25rem;
}

.type-card ul {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Top Picks */
.picks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.pick-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.pick-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(245, 166, 35, 0.15);
}

.pick-badge {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-bg);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    align-self: flex-start;
}

.pick-card h3 {
    margin-top: 0;
    color: var(--color-text);
}

.pick-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.pick-specs span {
    background: var(--color-bg-light);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
}

.pick-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.pick-pros {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.pick-pros li {
    color: var(--color-text);
    margin-bottom: 0.3rem;
}

/* Amazon Button */
.btn-amazon {
    display: inline-block;
    background: var(--color-primary);
    color: var(--color-bg) !important;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    text-align: center;
    transition: background 0.2s, transform 0.2s;
    margin-top: auto;
}

.btn-amazon:hover {
    background: var(--color-primary-dark);
    text-decoration: none;
    transform: translateY(-2px);
}

/* Buying Guide */
.buying-questions {
    counter-reset: question;
    list-style: none;
    padding-left: 0;
}

.buying-questions li {
    counter-increment: question;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem 1.5rem 1.5rem 4rem;
    margin-bottom: 1rem;
    position: relative;
}

.buying-questions li::before {
    content: counter(question);
    position: absolute;
    left: 1.25rem;
    top: 1.5rem;
    width: 2rem;
    height: 2rem;
    background: var(--color-primary);
    color: var(--color-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.buying-questions strong {
    color: var(--color-text);
    display: block;
    margin-bottom: 0.5rem;
}

.buying-questions p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Red Flags */
.red-flags {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--color-danger);
    border-radius: var(--radius);
    padding: 1.5rem 1.5rem 1.5rem 2.5rem;
}

.red-flags li {
    color: var(--color-text);
}

/* Brand List */
.brand-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0;
}

.brand {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    color: var(--color-text);
}

/* FAQ */
.faq-list {
    margin: 2rem 0;
}

.faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.faq-item h3 {
    margin-top: 0;
    color: var(--color-primary);
    font-size: 1.1rem;
}

.faq-item p {
    margin-bottom: 0;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Footer */
.site-footer {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    padding: 2rem 0;
    text-align: center;
}

.site-footer p {
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.affiliate-disclosure {
    font-size: 0.8rem !important;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 1rem !important;
}

.footer-links {
    margin-top: 1rem;
}

.footer-links a {
    color: var(--color-text-muted);
    margin: 0 0.5rem;
}

.footer-links a:hover {
    color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .site-title {
        font-size: 2rem;
    }

    .site-tagline {
        font-size: 1rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: 0.25rem;
    }

    .nav-links a {
        padding: 0.4rem 0.75rem;
        font-size: 0.9rem;
    }

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

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

    .buying-questions li {
        padding-left: 3.5rem;
    }

    .buying-questions li::before {
        left: 1rem;
        width: 1.75rem;
        height: 1.75rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .site-header {
        padding: 2rem 0;
    }

    .site-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 15px;
    }

    .pick-specs {
        flex-direction: column;
    }

    .pick-specs span {
        text-align: center;
    }
}