/* ========================================================
   LONGEVIA - ESTILOS OFICIALES
   Paleta: Azul Profundo (#0B1C2D), Blanco Cálido (#F8F7F3),
   Verde Salvia (#8FA499 / #9BAABC), Dorado Suave (#C9AB6A)
   Tipografía: Montserrat
======================================================== */

:root {
    --color-primary-dark: #0B1C2D;
    --color-primary-navy: #10263C;
    --color-primary-light: #1A3959;
    --color-warm-white: #F8F7F3;
    --color-white: #FFFFFF;
    --color-sage: #8FA499;
    --color-sage-light: #E4ECE8;
    --color-gold: #C9AB6A;
    --color-gold-light: #E7D5A8;
    --color-gold-dark: #A88B4B;
    --color-text-dark: #1E293B;
    --color-text-muted: #576F84;
    --color-border: #E2E8F0;
    --color-danger: #E53E3E;
    --color-success: #38A169;
    
    --font-main: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 2px 6px rgba(11, 28, 45, 0.05);
    --shadow-md: 0 6px 20px rgba(11, 28, 45, 0.08);
    --shadow-lg: 0 15px 35px rgba(11, 28, 45, 0.12);
    --shadow-gold: 0 8px 25px rgba(201, 171, 106, 0.25);
    
    --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
    font-family: var(--font-main);
    background-color: var(--color-warm-white);
    color: var(--color-text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

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

button, input, select, textarea {
    font-family: inherit;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================================
   HEADER & NAVEGACIÓN
======================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(248, 247, 243, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(201, 171, 106, 0.2);
    transition: var(--transition);
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-logo img {
    height: 52px;
    width: auto;
}

.header-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 28px;
    align-items: center;
}

.nav-link {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    position: relative;
    padding: 6px 0;
    letter-spacing: 0.03em;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--color-gold-dark);
    font-weight: 600;
}

.nav-badge {
    display: inline-block;
    background-color: var(--color-gold);
    color: var(--color-primary-dark);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    margin-left: 4px;
    vertical-align: middle;
}

.nav-highlight {
    color: var(--color-gold-dark);
    font-weight: 600;
}

/* Acciones Header */
.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.auth-buttons {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-gold {
    background: linear-gradient(135deg, #DFCA9B 0%, #C9AB6A 100%);
    color: var(--color-primary-dark);
    box-shadow: 0 4px 14px rgba(201, 171, 106, 0.35);
}

.btn-gold:hover {
    background: linear-gradient(135deg, #EADCB8 0%, #B89753 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(201, 171, 106, 0.45);
}

.btn-gold-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
    background: linear-gradient(135deg, #DFCA9B 0%, #C9AB6A 100%);
    color: var(--color-primary-dark);
    border-radius: var(--radius-sm);
}

.btn-outline-sm {
    padding: 7px 16px;
    font-size: 0.85rem;
    background: transparent;
    border: 1px solid var(--color-primary-dark);
    color: var(--color-primary-dark);
    border-radius: var(--radius-sm);
}

.btn-outline-sm:hover {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
}

.btn-primary-dark {
    background-color: var(--color-primary-dark);
    color: var(--color-warm-white);
}

.btn-primary-dark:hover {
    background-color: var(--color-primary-navy);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    border: 1.5px solid var(--color-gold);
    color: var(--color-primary-dark);
}

.btn-outline:hover {
    background-color: var(--color-gold);
    color: var(--color-primary-dark);
}

.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-full {
    width: 100%;
}

/* User Menu Dropdown */
.user-menu-dropdown {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    transition: var(--transition);
}

.user-menu-btn:hover {
    border-color: var(--color-gold);
}

.user-avatar-circle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--color-primary-dark);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
}

.sub-pill {
    font-size: 0.68rem;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    font-weight: 700;
    letter-spacing: 0.05em;
}

.active-pill {
    background-color: #FEF3C7;
    color: #92400E;
    border: 1px solid #FCD34D;
}

.free-pill {
    background-color: var(--color-sage-light);
    color: #2D4A3E;
}

.user-dropdown-panel {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 240px;
    background: #FFFFFF;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    padding: 12px 0;
    display: none;
    z-index: 1001;
}

.user-dropdown-panel.show {
    display: block;
    animation: fadeInDown 0.2s ease-out;
}

.user-dropdown-info {
    padding: 8px 18px;
}

.user-dropdown-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-primary-dark);
}

.user-dropdown-info small {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-divider {
    border: 0;
    height: 1px;
    background: var(--color-border);
    margin: 8px 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 18px;
    font-size: 0.88rem;
    color: var(--color-text-dark);
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: var(--color-warm-white);
    color: var(--color-primary-dark);
    padding-left: 22px;
}

.dropdown-item.highlight-item {
    color: var(--color-gold-dark);
    font-weight: 600;
}

.dropdown-item.text-danger {
    color: var(--color-danger);
}

/* Mobile Toggle */
.mobile-toggle-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
}

.mobile-toggle-btn .bar {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary-dark);
    transition: var(--transition);
}

/* ========================================================
   HERO & SECCIONES PRINCIPALES
======================================================== */
.hero-section {
    background: linear-gradient(135deg, #0B1C2D 0%, #10263C 60%, #163654 100%);
    color: var(--color-warm-white);
    padding: 90px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 171, 106, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge-wrap {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(201, 171, 106, 0.12);
    border: 1px solid rgba(201, 171, 106, 0.35);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
}

.hero-badge-wrap span {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--color-gold-light);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-title {
    font-size: 3.2rem;
    font-weight: 300;
    line-height: 1.18;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
    color: var(--color-warm-white);
}

.hero-title strong {
    font-weight: 700;
    color: var(--color-gold-light);
}

.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.65;
    color: #CBD5E1;
    margin-bottom: 36px;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-trust-metrics {
    display: flex;
    gap: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 24px;
}

.metric-item strong {
    display: block;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-gold);
}

.metric-item span {
    font-size: 0.8rem;
    color: #94A3B8;
    letter-spacing: 0.03em;
}

/* Hero Visual Card */
.hero-visual {
    position: relative;
}

.hero-card-preview {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(201, 171, 106, 0.25);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

.hero-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-logo-symbol {
    width: 48px;
    height: 48px;
}

.preview-title h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-warm-white);
    letter-spacing: 0.05em;
}

.preview-title p {
    font-size: 0.75rem;
    color: var(--color-gold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero-chapter-snippet {
    background: rgba(0, 0, 0, 0.25);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 20px;
    border-left: 3px solid var(--color-gold);
}

.snippet-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 6px;
    display: block;
}

.snippet-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-warm-white);
    margin-bottom: 6px;
}

.snippet-desc {
    font-size: 0.84rem;
    color: #94A3B8;
    line-height: 1.5;
}

.waveform-animation {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 28px;
    margin-top: 14px;
}

.waveform-bar {
    width: 4px;
    background: var(--color-gold);
    border-radius: 2px;
    animation: soundWave 1.2s infinite ease-in-out;
}

.waveform-bar:nth-child(1) { height: 8px; animation-delay: 0.1s; }
.waveform-bar:nth-child(2) { height: 16px; animation-delay: 0.3s; }
.waveform-bar:nth-child(3) { height: 24px; animation-delay: 0.2s; }
.waveform-bar:nth-child(4) { height: 12px; animation-delay: 0.4s; }
.waveform-bar:nth-child(5) { height: 20px; animation-delay: 0.15s; }
.waveform-bar:nth-child(6) { height: 28px; animation-delay: 0.35s; }
.waveform-bar:nth-child(7) { height: 14px; animation-delay: 0.25s; }
.waveform-bar:nth-child(8) { height: 22px; animation-delay: 0.5s; }

@keyframes soundWave {
    0%, 100% { transform: scaleY(0.4); opacity: 0.7; }
    50% { transform: scaleY(1); opacity: 1; }
}

/* ========================================================
   SECCIONES Y COMPONENTES
======================================================== */
.section {
    padding: 80px 0;
}

.section-alt {
    background-color: #FFFFFF;
}

.section-dark {
    background: var(--color-primary-dark);
    color: var(--color-warm-white);
}

.section-header {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 56px;
}

.section-eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-gold-dark);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section-dark .section-eyebrow {
    color: var(--color-gold-light);
}

.section-title {
    font-size: 2.3rem;
    font-weight: 400;
    color: var(--color-primary-dark);
    line-height: 1.25;
    margin-bottom: 16px;
}

.section-dark .section-title {
    color: var(--color-warm-white);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.section-dark .section-desc {
    color: #94A3B8;
}

/* Grilla de los 5 Pilares */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

.pillar-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 30px 24px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-gold);
    opacity: 0;
    transition: var(--transition);
}

.pillar-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gold);
}

.pillar-card:hover::before {
    opacity: 1;
}

.pillar-num {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-gold-dark);
    letter-spacing: 0.1em;
    margin-bottom: 14px;
    display: inline-block;
    padding: 3px 10px;
    background: var(--color-warm-white);
    border-radius: var(--radius-full);
}

.pillar-icon-box {
    width: 64px;
    height: 64px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: var(--color-warm-white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.pillar-card:hover .pillar-icon-box {
    background: var(--color-primary-dark);
    color: var(--color-gold);
    border-color: var(--color-gold);
}

.pillar-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.pillar-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.55;
}

/* ========================================================
   CATÁLOGO DE CAPÍTULOS (17 PLACEHOLDERS / EPISODIOS)
======================================================== */
.catalog-toolbar {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 18px 24px;
    margin-bottom: 36px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    box-shadow: var(--shadow-sm);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    background: var(--color-warm-white);
    border: 1px solid var(--color-border);
    padding: 7px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-dark);
    cursor: pointer;
    transition: var(--transition);
}

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

.search-box {
    position: relative;
    min-width: 260px;
}

.search-input {
    width: 100%;
    padding: 8px 16px 8px 36px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    background: var(--color-warm-white);
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--color-gold);
    background: #FFFFFF;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

/* Grilla de Capítulos */
.chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 28px;
}

.chapter-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.chapter-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gold);
}

.chapter-card-header {
    background: linear-gradient(135deg, #0B1C2D 0%, #163654 100%);
    padding: 22px 24px;
    color: var(--color-warm-white);
    position: relative;
}

.chapter-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.chapter-num-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    background: var(--color-gold);
    padding: 3px 9px;
    border-radius: var(--radius-full);
    letter-spacing: 0.05em;
}

.chapter-media-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.75rem;
    color: #CBD5E1;
    background: rgba(255, 255, 255, 0.1);
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.chapter-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-warm-white);
    line-height: 1.35;
    margin-bottom: 6px;
}

.chapter-card-subtitle {
    font-size: 0.85rem;
    color: var(--color-gold-light);
    line-height: 1.4;
}

.chapter-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.chapter-summary {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 1.55;
    margin-bottom: 20px;
    flex-grow: 1;
}

.chapter-meta-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--color-border);
    padding-top: 16px;
    margin-top: auto;
}

.chapter-duration {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.chapter-access-tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.tag-free {
    background: #DEF7EC;
    color: #03543F;
}

.tag-locked {
    background: #FEF3C7;
    color: #92400E;
}

.tag-unlocked {
    background: #E0E7FF;
    color: #3730A3;
}

/* ========================================================
   REPRODUCTOR DE CAPÍTULO (PROTEGIDO)
======================================================== */
.player-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 36px;
    margin-top: 30px;
}

.player-main-col {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.player-wrapper {
    background: #000000;
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.protected-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Overlay de Bloqueo */
.locked-player-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 28, 45, 0.95) 0%, rgba(22, 54, 84, 0.92) 100%);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
    color: var(--color-warm-white);
    z-index: 20;
}

.lock-big-icon {
    width: 56px;
    height: 56px;
    color: var(--color-gold);
    margin-bottom: 16px;
}

.locked-player-overlay h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-warm-white);
}

.locked-player-overlay p {
    font-size: 0.95rem;
    color: #CBD5E1;
    max-width: 480px;
    margin-bottom: 24px;
}

.locked-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Reproductor de Audio */
.audio-player-card {
    background: linear-gradient(135deg, #0B1C2D 0%, #163654 100%);
    padding: 30px;
    color: var(--color-warm-white);
    border-radius: var(--radius-md);
    margin: 20px;
}

.audio-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.audio-cover-art {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
}

.audio-title-wrap h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-warm-white);
}

.audio-title-wrap p {
    font-size: 0.85rem;
    color: var(--color-gold-light);
}

.custom-audio-controls {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.audio-timeline-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    cursor: pointer;
    position: relative;
}

.audio-timeline-progress {
    height: 100%;
    background: var(--color-gold);
    border-radius: 3px;
    width: 0%;
}

.audio-time-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    color: #94A3B8;
}

.audio-buttons-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.audio-ctrl-btn {
    background: none;
    border: none;
    color: var(--color-warm-white);
    cursor: pointer;
    transition: var(--transition);
}

.audio-ctrl-btn:hover {
    color: var(--color-gold);
}

.audio-play-large {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--color-gold);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
}

.audio-play-large:hover {
    background: var(--color-gold-light);
    transform: scale(1.05);
}

/* Contenido del Capítulo */
.chapter-content-body {
    padding: 32px;
}

.chapter-meta-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.detail-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.detail-subtitle {
    font-size: 1.1rem;
    color: var(--color-gold-dark);
    margin-bottom: 24px;
}

.chapter-tabs-nav {
    display: flex;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 24px;
}

.tab-btn {
    background: none;
    border: none;
    padding: 10px 4px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-muted);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--color-primary-dark);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-gold);
}

.tab-pane {
    display: none;
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--color-text-dark);
}

.tab-pane.active {
    display: block;
}

.tab-pane h4 {
    font-size: 1.2rem;
    margin: 20px 0 10px;
    color: var(--color-primary-dark);
}

.tab-pane ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.tab-pane li {
    margin-bottom: 8px;
}

.progress-toggle-box {
    margin-top: 36px;
    padding: 20px;
    background: var(--color-warm-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Sidebar del Reproductor */
.player-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sidebar-widget {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.sidebar-widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.chapters-mini-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 480px;
    overflow-y: auto;
    padding-right: 6px;
}

.mini-item-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--color-text-dark);
    border: 1px solid transparent;
    transition: var(--transition);
}

.mini-item-link:hover {
    background: var(--color-warm-white);
    border-color: var(--color-border);
}

.mini-item-link.current {
    background: var(--color-warm-white);
    border-color: var(--color-gold);
    font-weight: 600;
}

.mini-num {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gold-dark);
    width: 22px;
}

.mini-title {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========================================================
   TABLAS DE PRECIOS Y SUSCRIPCIÓN
======================================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px 30px;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    box-shadow: var(--shadow-sm);
}

.pricing-card.featured {
    border-color: var(--color-gold);
    box-shadow: var(--shadow-gold);
    transform: scale(1.03);
    z-index: 2;
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-gold);
    color: var(--color-primary-dark);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    letter-spacing: 0.08em;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.plan-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.plan-price {
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1;
    margin-bottom: 6px;
}

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

.plan-features {
    list-style: none;
    margin-bottom: 32px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.plan-features li {
    font-size: 0.92rem;
    color: var(--color-text-dark);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.check-icon {
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ========================================================
   FORMULARIOS DE AUTENTICACIÓN (LOGIN / REGISTRO)
======================================================== */
.auth-wrapper {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.auth-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 480px;
    padding: 40px;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header img {
    margin: 0 auto 16px;
    height: 48px;
}

.auth-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
}

.auth-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--color-text-dark);
    background: var(--color-warm-white);
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--color-gold);
    background: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(201, 171, 106, 0.2);
}

.form-alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    margin-bottom: 20px;
}

.alert-danger {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #F87171;
}

.alert-success {
    background: #DEF7EC;
    color: #03543F;
    border: 1px solid #31C48D;
}

.demo-login-box {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.demo-login-box p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}

/* ========================================================
   PANEL DE USUARIO / PERFIL
======================================================== */
.profile-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 36px;
    margin-top: 30px;
}

.profile-card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.profile-avatar-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-primary-dark);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 16px;
    border: 2px solid var(--color-gold);
}

.progress-metric-box {
    background: var(--color-warm-white);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-top: 20px;
}

.progress-bar-wrap {
    width: 100%;
    height: 10px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin: 10px 0 6px;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #C9AB6A, #8FA499);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

/* ========================================================
   TÉRMINOS Y CONDICIONES (LEGAL)
======================================================== */
.legal-page-header {
    background: var(--color-primary-dark);
    color: var(--color-warm-white);
    padding: 60px 0;
    text-align: center;
}

.legal-content-wrap {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 48px;
    margin: -30px auto 60px;
    max-width: 900px;
    box-shadow: var(--shadow-sm);
    line-height: 1.8;
}

.legal-content-wrap h2 {
    font-size: 1.6rem;
    color: var(--color-primary-dark);
    margin: 32px 0 14px;
    border-bottom: 2px solid var(--color-gold-light);
    padding-bottom: 8px;
}

.legal-content-wrap h3 {
    font-size: 1.25rem;
    color: var(--color-primary-dark);
    margin: 24px 0 10px;
}

.legal-content-wrap p {
    margin-bottom: 16px;
    color: var(--color-text-dark);
}

.legal-content-wrap ul {
    margin-left: 24px;
    margin-bottom: 20px;
}

/* ========================================================
   FOOTER GLOBAL
======================================================== */
.site-footer {
    background-color: var(--color-primary-dark);
    color: var(--color-warm-white);
    margin-top: auto;
    border-top: 3px solid var(--color-gold);
}

.footer-top {
    padding: 70px 0 50px;
}

.footer-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-top .footer-container {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr 1fr 1.1fr;
    gap: 40px;
}

.brand-col .footer-logo img {
    height: 52px;
    margin-bottom: 16px;
}

.footer-tagline {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #94A3B8;
    margin-bottom: 20px;
    font-style: italic;
}

.footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.f-badge {
    background: rgba(201, 171, 106, 0.15);
    color: var(--color-gold-light);
    font-size: 0.75rem;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(201, 171, 106, 0.3);
}

.footer-heading {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-warm-white);
    margin-bottom: 20px;
    letter-spacing: 0.05em;
    position: relative;
    padding-bottom: 10px;
}

.footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 32px;
    height: 2px;
    background: var(--color-gold);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.88rem;
    color: #94A3B8;
}

.footer-links a:hover {
    color: var(--color-gold);
    padding-left: 5px;
}

.contact-col .contact-desc {
    font-size: 0.88rem;
    color: #94A3B8;
    margin-bottom: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: #CBD5E1;
    margin-bottom: 12px;
}

.contact-item a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    background-color: #07121E;
    padding: 22px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.bottom-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.85rem;
    color: #94A3B8;
}

.footer-legal-links {
    display: flex;
    align-items: center;
    gap: 12px;
}

.legal-link {
    color: #94A3B8;
    transition: var(--transition);
}

.legal-link:hover {
    color: var(--color-gold);
}

.legal-link.highlight-legal {
    color: var(--color-gold-light);
    font-weight: 600;
}

.legal-sep {
    color: rgba(255, 255, 255, 0.2);
}

/* ========================================================
   BOTÓN FLOTANTE DE WHATSAPP (+5491123791116)
======================================================== */
.whatsapp-floating-container {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9999;
}

.whatsapp-btn {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    background-color: #25D366;
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    position: relative;
    transition: var(--transition);
    cursor: pointer;
}

.whatsapp-btn:hover {
    transform: scale(1.08);
    background-color: #20BA5A;
    box-shadow: 0 12px 30px rgba(37, 211, 102, 0.55);
}

.whatsapp-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #25D366;
    animation: waPulse 2s infinite ease-out;
    pointer-events: none;
}

@keyframes waPulse {
    0% { transform: scale(1); opacity: 0.9; }
    100% { transform: scale(1.4); opacity: 0; }
}

.whatsapp-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--color-danger);
    color: #FFFFFF;
    font-size: 0.72rem;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #FFFFFF;
}

.whatsapp-tooltip {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 290px;
    background: #FFFFFF;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    pointer-events: none;
}

.whatsapp-floating-container:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

.whatsapp-tooltip-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.whatsapp-tooltip-header strong {
    font-size: 0.9rem;
    color: var(--color-primary-dark);
}

.online-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #25D366;
}

.whatsapp-tooltip-body {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.45;
    margin-bottom: 12px;
}

.whatsapp-tooltip-action {
    display: block;
    text-align: center;
    background: #25D366;
    color: #FFFFFF;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 7px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.whatsapp-tooltip-action:hover {
    background: #20BA5A;
}

/* ========================================================
   RESPONSIVE DESIGN (MÓVIL Y TABLET)
======================================================== */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .player-layout {
        grid-template-columns: 1fr;
    }
    .footer-top .footer-container {
        grid-template-columns: 1fr 1fr;
    }
    .profile-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-toggle-btn {
        display: flex;
    }
    
    .header-nav {
        position: fixed;
        top: 76px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-lg);
        padding: 24px;
        display: none;
    }
    
    .header-nav.active {
        display: block;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
    }
    
    .hero-title {
        font-size: 2.3rem;
    }
    
    .footer-top .footer-container {
        grid-template-columns: 1fr;
    }
    
    .bottom-flex {
        flex-direction: column;
        text-align: center;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
}