/* ============================================
   RADIO PATRIMONIO — Estilos Principales
   ============================================ */

:root {
    --color-primary: #1a1a2e;
    --color-secondary: #16213e;
    --color-accent: #e94560;
    --color-accent-light: #ff6b6b;
    --color-gold: #c9a227;
    --color-gold-light: #e8d5a3;
    --color-text: #f1f1f1;
    --color-text-muted: #a0a0a0;
    --color-bg: #0f0f1a;
    --color-card: #1e1e3f;
    --color-card-hover: #252550;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Inter', -apple-system, sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow: 0 10px 40px rgba(0,0,0,0.3);
    --radius: 16px;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Navegación */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: rgba(15, 15, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-gold);
}

.nav-icon {
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--color-gold);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Inicio: Programación + Hero, dos columnas */
.inicio-split {
    position: relative;
    padding: 6rem 2rem 3rem;
    overflow: hidden;
}

.split-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, #1a1a3e 0%, #0f0f1a 70%);
    z-index: -1;
}

.split-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.split-col { position: relative; }

.split-hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70vh;
}

.hero-visualizer {
    position: absolute;
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    align-items: flex-end;
    opacity: 0.15;
}

.hero-visualizer .bar {
    width: 6px;
    background: var(--color-gold);
    border-radius: 3px;
    animation: visualize 1.2s ease-in-out infinite;
}

.hero-visualizer .bar:nth-child(1) { height: 40px; animation-delay: 0s; }
.hero-visualizer .bar:nth-child(2) { height: 80px; animation-delay: 0.1s; }
.hero-visualizer .bar:nth-child(3) { height: 60px; animation-delay: 0.2s; }
.hero-visualizer .bar:nth-child(4) { height: 100px; animation-delay: 0.3s; }
.hero-visualizer .bar:nth-child(5) { height: 50px; animation-delay: 0.4s; }
.hero-visualizer .bar:nth-child(6) { height: 90px; animation-delay: 0.5s; }
.hero-visualizer .bar:nth-child(7) { height: 70px; animation-delay: 0.6s; }
.hero-visualizer .bar:nth-child(8) { height: 45px; animation-delay: 0.7s; }
.hero-visualizer .bar:nth-child(9) { height: 85px; animation-delay: 0.8s; }

@keyframes visualize {
    0%, 100% { transform: scaleY(1); opacity: 0.5; }
    50% { transform: scaleY(1.3); opacity: 1; }
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 560px;
}

.split-hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4.5vw, 3.4rem);
    font-weight: 700;
    color: var(--color-gold);
    margin-bottom: 0.4rem;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    font-weight: 300;
}

/* Player Card */
.player-card {
    background: var(--color-card);
    border-radius: var(--radius);
    padding: 1.1rem;
    margin-bottom: 1.25rem;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255,255,255,0.05);
}

.player-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.live-badge {
    background: var(--color-accent);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.current-program {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.player-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.btn-play {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-accent);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
}

.btn-play:hover {
    background: var(--color-accent-light);
    transform: scale(1.05);
}

.btn-play.playing {
    background: var(--color-gold);
}

.player-info {
    flex: 1;
    text-align: left;
}

.now-playing {
    display: block;
    font-weight: 600;
    font-size: 0.85rem;
}

.track-meta {
    color: var(--color-text-muted);
    font-size: 0.7rem;
}

.volume-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
}

.volume-slider {
    width: 70px;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    outline: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-gold);
    cursor: pointer;
}

.player-wave {
    height: 32px;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    overflow: hidden;
}

#waveCanvas {
    width: 100%;
    height: 100%;
}

.hero-cta {
    color: var(--color-text-muted);
    font-style: italic;
    font-size: 0.85rem;
}

/* Secciones */
.section {
    padding: 5rem 2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    color: var(--color-gold);
    text-align: center;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* Programación */
.split-programacion .section-title {
    font-size: 1.3rem;
    text-align: center;
    margin-bottom: 0.2rem;
    letter-spacing: -0.01em;
}

.split-programacion .section-subtitle {
    text-align: center;
    font-size: 0.75rem;
    margin-bottom: 1.1rem;
    opacity: 0.75;
}

.split-programacion .program-grid {
    max-height: 44vh;
    overflow-y: auto;
    padding-right: 6px;
}

.program-tabs {
    display: flex;
    justify-content: flex-start;
    gap: 0.3rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.08);
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.72rem;
    transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
    background: rgba(255,255,255,0.08);
    color: var(--color-gold);
    border-color: rgba(255,255,255,0.12);
}

.program-grid {
    display: grid;
    gap: 0.5rem;
    margin-bottom: 1.1rem;
}

.program-item {
    display: grid;
    grid-template-columns: 58px 1fr auto;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    background: rgba(255,255,255,0.02);
    border-radius: 7px;
    border: 1px solid rgba(255,255,255,0.04);
    transition: var(--transition);
}

.program-item:hover {
    background: rgba(255,255,255,0.05);
}

.program-time {
    font-family: var(--font-serif);
    font-size: 0.75rem;
    color: var(--color-gold);
    font-weight: 600;
    opacity: 0.85;
}

.program-name {
    font-weight: 500;
    font-size: 0.8rem;
}

.program-desc {
    color: var(--color-text-muted);
    font-size: 0.68rem;
}

.program-status {
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.6rem;
    font-weight: 600;
}

.program-status.live {
    background: rgba(255,255,255,0.12);
    color: var(--color-gold);
}

.program-status.upcoming {
    background: rgba(255,255,255,0.05);
    color: var(--color-text-muted);
}

.program-now {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 9px;
    padding: 0.7rem 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.now-indicator {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-weight: 600;
    font-size: 0.7rem;
    color: var(--color-gold);
    white-space: nowrap;
}

.now-indicator .pulse {
    width: 6px;
    height: 6px;
    background: var(--color-gold);
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.now-content h4 {
    font-size: 0.8rem;
    margin-bottom: 0.1rem;
}

.now-content p {
    opacity: 0.7;
    font-size: 0.68rem;
}

/* Archivo Sonoro */
.archivo-filters {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-gold);
    color: var(--color-primary);
    border-color: var(--color-gold);
}

.archivo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.archivo-card {
    background: var(--color-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.archivo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.archivo-card.hidden {
    display: none;
}

.archivo-cover {
    position: relative;
    height: 180px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.archivo-duration {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.6);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.archivo-play {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    border: none;
    color: var(--color-primary);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.archivo-play:hover {
    background: white;
    transform: scale(1.1);
}

.archivo-meta {
    padding: 1.25rem;
}

.archivo-tag {
    display: inline-block;
    background: rgba(201, 162, 39, 0.2);
    color: var(--color-gold);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.archivo-meta h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

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

.archivo-date {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

/* Contacto */
.contacto {
    background: var(--color-secondary);
    padding: 3rem 2rem;
}

.contacto .section-title {
    font-size: 1.8rem;
    margin-bottom: 0.3rem;
}

.contacto .section-subtitle {
    font-size: 0.9rem;
    margin-bottom: 1.75rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 720px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.contact-icon {
    font-size: 1.15rem;
}

.contact-item h4 {
    font-size: 0.85rem;
    margin-bottom: 0.15rem;
    color: var(--color-gold);
}

.contact-item p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.contact-social {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.social-link {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--color-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--color-gold);
    transform: translateY(-3px);
}

.contact-form {
    background: var(--color-card);
    padding: 1.25rem;
    border-radius: var(--radius);
}

.form-group {
    margin-bottom: 0.85rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem 0.7rem;
    border-radius: 6px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.05);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-gold);
    background: rgba(255,255,255,0.08);
}

.btn-submit {
    width: 100%;
    padding: 0.7rem;
    border-radius: 6px;
    border: none;
    background: var(--color-accent);
    color: white;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Footer */
.footer {
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-brand {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-gold);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.footer-text {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    font-style: italic;
}

.footer-copy {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 1000px) {
    .split-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .split-hero {
        order: -1;
        min-height: auto;
    }

    .split-programacion .program-grid {
        max-height: none;
        overflow-y: visible;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-primary);
        flex-direction: column;
        padding: 1rem;
        gap: 1rem;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .program-item {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 3rem 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-card);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-card-hover);
}