/* WorkX Fitness Landing Page
   Brand: #FF6B35 (Energetic Orange) on dark background
*/

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

:root {
    --accent: #FF6B35;
    --accent-hover: #E55A25;
    --accent-glow: rgba(255, 107, 53, 0.15);
    --bg-primary: #0A0A0A;
    --bg-secondary: #111111;
    --bg-card: #1A1A1A;
    --bg-card-hover: #222222;
    --text-primary: #F5F5F5;
    --text-secondary: #A0A0A0;
    --text-muted: #666666;
    --border: #2A2A2A;
    --radius: 12px;
    --radius-lg: 20px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', system-ui, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

h1, h2, h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

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

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

/* ========== Hero ========== */
.hero {
    text-align: center;
    padding: 100px 0 80px;
    background: radial-gradient(ellipse at 50% 0%, var(--accent-glow) 0%, transparent 60%);
}

.hero-icon {
    border-radius: 28px;
    margin-bottom: 24px;
    box-shadow: 0 8px 40px rgba(255, 107, 53, 0.2);
}

.hero h1 {
    font-size: 3.2rem;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-weight: 500;
}

.subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ========== Features ========== */
.features {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.features h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 48px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    transition: all 0.25s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.feature-item {
    display: flex;
    align-items: baseline;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.feature-item::before {
    content: '\2014';
    color: var(--accent);
    flex-shrink: 0;
    font-weight: 700;
}

/* ========== Details ========== */
.details {
    padding: 80px 0;
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.detail-item {
    padding: 24px;
    border-left: 3px solid var(--accent);
}

.detail-item h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--accent);
}

.detail-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ========== Support ========== */
.support {
    padding: 80px 0;
    background: var(--bg-secondary);
}

.support h2 {
    font-size: 2.2rem;
    margin-bottom: 12px;
    text-align: center;
}

.section-intro {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.05rem;
    text-align: center;
}

.faq {
    max-width: 720px;
    margin: 0 auto 48px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

details {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.2s ease;
}

details[open] {
    border-color: var(--accent);
}

summary {
    padding: 18px 24px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    transition: color 0.2s ease;
}

summary:hover {
    color: var(--accent);
}

summary::after {
    content: '+';
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}

details[open] summary::after {
    content: '\2212';
    color: var(--accent);
}

summary::-webkit-details-marker {
    display: none;
}

details p {
    padding: 0 24px 18px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.contact {
    padding-top: 16px;
    text-align: center;
}

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

.contact p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.email-link {
    display: inline-flex;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    padding: 10px 0;
}

.email-link:hover {
    color: var(--accent-hover);
}

/* ========== Privacy ========== */
.privacy {
    padding: 80px 0;
}

.privacy h2 {
    font-size: 2.2rem;
    margin-bottom: 8px;
    text-align: center;
}

.policy-date {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 40px;
    text-align: center;
}

.policy-content {
    max-width: 720px;
    margin: 0 auto;
}

.policy-content h3 {
    font-size: 1.1rem;
    margin-top: 32px;
    margin-bottom: 8px;
    color: var(--accent);
}

.policy-content h3:first-child {
    margin-top: 0;
}

.policy-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

/* ========== Footer ========== */
.footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 1.1rem;
}

.footer-icon {
    border-radius: 10px;
}

.footer-nav {
    display: flex;
    gap: 24px;
}

.footer-nav a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.footer-nav a:hover {
    color: var(--accent);
}

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

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .hero {
        padding: 72px 0 56px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .subtitle {
        font-size: 0.95rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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

    .features h2,
    .support h2,
    .privacy h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

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

    .btn {
        width: 100%;
        justify-content: center;
        max-width: 280px;
    }
}