/**
 * Ultimate in Madrid - Main Stylesheet
 * Club Deportivo Disckatus · ultimateinmadrid.com
 * 
 * Design: Dark premium with gold accents (Disckatus brand)
 * Version: 1.0
 */

/* ============================================
   VARIABLES & RESET
============================================= */
:root {
    --color-bg: #0a0a0a;
    --color-bg-alt: #111111;
    --color-bg-card: #1a1a1a;
    --color-bg-card-hover: #222222;
    --color-accent: #d4a843;
    --color-accent-hover: #e6bc5a;
    --color-accent-dark: #b8922e;
    --color-text: #f5f5f5;
    --color-text-muted: #a0a0a0;
    --color-text-subtle: #666666;
    --color-border: #2a2a2a;
    --color-border-light: #333333;
    --color-success: #4caf50;
    --color-error: #f44336;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Oswald', 'Open Sans', sans-serif;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 64px rgba(0,0,0,0.5);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container-max: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-hover); }

/* ============================================
   UTILITIES
============================================= */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
.text-accent { color: var(--color-accent); }
.text-lead { font-size: 1.25rem; line-height: 1.7; color: var(--color-text); margin-bottom: 16px; }
.rounded-img { border-radius: var(--radius-lg); }
.content-centered { max-width: 800px; margin: 0 auto; text-align: center; }
.skip-link { position: absolute; top: -100px; left: 0; background: var(--color-accent); color: #000; padding: 8px 16px; z-index: 10000; font-weight: 600; }
.skip-link:focus { top: 0; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; }

/* ============================================
   HEADER
============================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-md);
}

.header-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo img { height: 40px; width: auto; }

.main-nav { display: flex; align-items: center; }
.nav-list { display: flex; list-style: none; gap: 32px; }
.nav-list a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: color var(--transition);
    position: relative;
}
.nav-list a:hover { color: var(--color-text); }
.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition);
}
.nav-list a:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 16px; }
.lang-switch {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 6px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}
.lang-switch:hover { color: var(--color-accent); border-color: var(--color-accent); }

/* Mobile toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition);
}
.mobile-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.mobile-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   BUTTONS
============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--color-accent);
    color: #000;
    border-color: var(--color-accent);
}
.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(212, 168, 67, 0.3);
}
.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border-light);
}
.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; }

/* ============================================
   HERO
============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10,10,10,0.6) 0%, rgba(10,10,10,0.85) 100%);
}
.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding-top: calc(var(--header-height) + 40px);
}
.hero-badge {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 6px 16px;
    border-radius: var(--radius-xl);
    margin-bottom: 24px;
}
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.7;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 24px;
}
.hero-stats .stat { text-align: center; }
.hero-stats .stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
}
.hero-stats .stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
}
.hero-scroll svg { width: 24px; height: 24px; }
@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================
   SECTIONS
============================================= */
.section { padding: 100px 0; }
.section-dark { background: var(--color-bg-alt); }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 12px;
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Content Grid */
.content-grid { display: grid; gap: 64px; align-items: center; }
.content-grid-2 { grid-template-columns: 1fr 1fr; }
.content-grid-reverse .content-media { order: -1; }
.content-text p { color: var(--color-text-muted); margin-bottom: 16px; line-height: 1.8; }

/* Feature list */
.feature-list { margin-top: 32px; display: flex; flex-direction: column; gap: 20px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon { font-size: 1.5rem; flex-shrink: 0; width: 40px; text-align: center; }
.feature-item strong { color: var(--color-text); display: block; margin-bottom: 4px; }
.feature-item p { color: var(--color-text-muted); font-size: 0.9rem; margin: 0; }

/* Info card */
.info-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
    margin: 24px 0;
}
.info-row { display: flex; gap: 16px; align-items: flex-start; padding: 12px 0; border-bottom: 1px solid var(--color-border); }
.info-row:last-child { border-bottom: none; }
.info-icon { font-size: 1.3rem; flex-shrink: 0; }
.info-row strong { color: var(--color-text); display: block; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 2px; }
.info-row p { color: var(--color-text-muted); font-size: 0.95rem; margin: 0; }

.info-note {
    background: rgba(212, 168, 67, 0.08);
    border-left: 3px solid var(--color-accent);
    padding: 16px 20px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 24px 0;
}
.info-note p { margin: 0; color: var(--color-text-muted); font-size: 0.9rem; }

/* Gallery grid */
.gallery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Stats grid */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition);
}
.stat-card:hover { border-color: var(--color-accent); transform: translateY(-4px); }
.stat-card-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: 8px;
}
.stat-card-label { font-size: 0.85rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; }

/* Video */
.video-container {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 16/9;
}
.video-thumb { width: 100%; height: 100%; object-fit: cover; }
.video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: none;
    border: none;
    cursor: pointer;
    transition: transform var(--transition);
}
.video-play svg { width: 68px; height: 48px; }
.video-container:hover .video-play { transform: translate(-50%, -50%) scale(1.1); }

/* CTA Section */
.section-cta { padding: 80px 0; }
.cta-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(212, 168, 67, 0.05) 100%);
    border: 1px solid var(--color-accent);
    border-radius: var(--radius-lg);
    padding: 64px 48px;
    text-align: center;
}
.cta-card h2 { font-family: var(--font-display); font-size: 2rem; margin-bottom: 16px; }
.cta-card p { color: var(--color-text-muted); max-width: 600px; margin: 0 auto 32px; line-height: 1.8; }

/* ============================================
   FORM
============================================= */
.form-wrapper { max-width: 700px; margin: 0 auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 24px; }
.form-group-full { grid-column: 1 / -1; }
.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-subtle); }
.form-group select { cursor: pointer; appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0a0a0' d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
.form-group select option { background: var(--color-bg-card); color: var(--color-text); }

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}
.checkbox-label input[type="checkbox"] { margin-top: 3px; accent-color: var(--color-accent); }
.checkbox-label a { color: var(--color-accent); }

.btn .btn-loading { display: none; }
.btn.loading .btn-text { display: none; }
.btn.loading .btn-loading { display: inline; }

.form-feedback {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    display: none;
}
.form-feedback.success { display: block; background: rgba(76, 175, 80, 0.1); border: 1px solid var(--color-success); color: var(--color-success); }
.form-feedback.error { display: block; background: rgba(244, 67, 54, 0.1); border: 1px solid var(--color-error); color: var(--color-error); }

/* ============================================
   FOOTER
============================================= */
.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 64px 0 32px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand img { height: 36px; width: auto; margin-bottom: 16px; }
.footer-brand p { color: var(--color-text-muted); font-size: 0.9rem; line-height: 1.7; margin-bottom: 16px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    transition: all var(--transition);
}
.footer-social a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.footer-social svg { width: 18px; height: 18px; }
.footer-links h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text); margin-bottom: 16px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: var(--color-text-muted); font-size: 0.9rem; transition: color var(--transition); }
.footer-links a:hover { color: var(--color-accent); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 24px; text-align: center; }
.footer-bottom p { color: var(--color-text-subtle); font-size: 0.8rem; margin-bottom: 4px; }
.footer-federation a { color: var(--color-text-muted); }

/* ============================================
   COOKIE BANNER
============================================= */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    padding: 16px 24px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-content { max-width: var(--container-max); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.cookie-content p { color: var(--color-text-muted); font-size: 0.85rem; margin: 0; }
.cookie-content a { color: var(--color-accent); }
.cookie-actions { display: flex; gap: 12px; flex-shrink: 0; }

/* ============================================
   BACK TO TOP
============================================= */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #000;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: all var(--transition);
    z-index: 100;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: var(--color-accent-hover); transform: translateY(-2px); }
.back-to-top svg { width: 20px; height: 20px; }

/* ============================================
   ANIMATIONS (IntersectionObserver)
============================================= */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   RESPONSIVE
============================================= */
@media (max-width: 1024px) {
    .content-grid-2 { grid-template-columns: 1fr; gap: 48px; }
    .content-grid-reverse .content-media { order: 0; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    :root { --header-height: 64px; }
    .main-nav, .header-actions .btn { display: none; }
    .mobile-toggle { display: flex; }
    .hero-title { font-size: 2.5rem; }
    .hero-stats { gap: 24px; }
    .hero-stats .stat-number { font-size: 1.8rem; }
    .section { padding: 64px 0; }
    .section-title { font-size: 1.8rem; }
    .form-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .stat-card { padding: 24px 16px; }
    .stat-card-number { font-size: 2rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .cta-card { padding: 40px 24px; }
    .gallery-grid { grid-template-columns: 1fr; }
    .cookie-content { flex-direction: column; text-align: center; }

    /* Mobile nav */
    .main-nav.open {
        display: flex;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-bg);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        z-index: 999;
    }
    .main-nav.open .nav-list { flex-direction: column; gap: 24px; text-align: center; }
    .main-nav.open .nav-list a { font-size: 1.3rem; }
}

@media (max-width: 480px) {
    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 100%; }
    .hero-stats { flex-direction: column; gap: 16px; }
}

/* ============================================
   PRINT
============================================= */
@media print {
    .site-header, .site-footer, .cookie-banner, .back-to-top, .hero-scroll { display: none; }
    body { background: #fff; color: #000; }
    .section-dark { background: #f5f5f5; }
    a { color: #000; text-decoration: underline; }
}