/* =================================================================
   WAVY ESSAI - PODCASTS PAGE
   Modern Studio / Dark Theme with Neon Accents
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Orbitron:wght@700;900&display=swap');

:root {
    /* Dark Studio Colors */
    --studio-black: #0a0a0f;
    --studio-dark: #121218;
    --studio-darker: #1a1a24;
    --studio-purple: #6b46c1;
    --neon-blue: #00d4ff;
    --neon-violet: #a855f7;
    --neon-pink: #ff006e;
    --accent-cyan: #0ef;
    
    /* Gradients */
    --gradient-neon: linear-gradient(135deg, var(--neon-blue) 0%, var(--neon-violet) 100%);
    --gradient-dark: linear-gradient(180deg, var(--studio-black) 0%, var(--studio-darker) 100%);
    
    /* Effects */
    --glow-blue: 0 0 20px rgba(0, 212, 255, 0.5);
    --glow-violet: 0 0 20px rgba(168, 85, 247, 0.5);
    --glow-pink: 0 0 20px rgba(255, 0, 110, 0.5);
    
    /* Typography */
    --font-tech: 'Orbitron', sans-serif;
    --font-base: 'Poppins', sans-serif;
}

/* ===== GLOBAL STYLES ===== */
.podcasts-page {
    background: var(--studio-black);
    color: #fff;
    min-height: 100vh;
}

.podcasts-page .navbar {
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

/* ===== HERO SECTION ===== */
.podcast-hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(168, 85, 247, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.wave-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 2rem;
}

.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 0, 110, 0.2);
    border: 2px solid var(--neon-pink);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--neon-pink);
    text-shadow: var(--glow-pink);
    margin-bottom: 2rem;
    animation: pulse-border 2s ease-in-out infinite;
    white-space: nowrap;
    overflow: visible;
    margin-top: 50px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-pink);
    border-radius: 50%;
    animation: pulse-dot 1.5s ease-in-out infinite;
    box-shadow: var(--glow-pink);
}

.hero-title {
    margin-bottom: 1.5rem;
}

.hero-title .gradient-text {
    font-family: var(--font-tech);
    font-size: 4.5rem;
    font-weight: 900;
    letter-spacing: 3px;
    display: block;
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(var(--glow-blue));
    animation: glow-pulse 3s ease-in-out infinite;
}

.hero-title .subtitle {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    margin-top: 0.5rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto 3rem;
}

.btn-hero {
    position: relative;
    padding: 1.25rem 3rem;
    background: var(--gradient-neon);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    box-shadow: var(--glow-blue);
    overflow: hidden;
}

.btn-hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-hero:hover::before {
    width: 300px;
    height: 300px;
}

.btn-hero:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.8);
}

.btn-hero i {
    font-size: 1.3rem;
    position: relative;
    z-index: 1;
}

.btn-hero span {
    position: relative;
    z-index: 1;
}

/* ===== EPISODES SECTION ===== */
.episodes-section {
    padding: 6rem 0;
    background: var(--studio-dark);
    position: relative;
}

.episodes-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--neon-blue) 50%, 
        transparent 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-family: var(--font-tech);
    font-size: 3rem;
    color: #fff;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.section-title i {
    color: var(--neon-violet);
    filter: drop-shadow(var(--glow-violet));
}

.episodes-count {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.6);
}

.episodes-count span {
    color: var(--neon-blue);
    font-weight: 700;
}

/* ===== FILTERS ===== */
.filters-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.filter-chip {
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-chip:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--neon-blue);
    color: var(--neon-blue);
    transform: translateY(-2px);
}

.filter-chip.active {
    background: var(--gradient-neon);
    border-color: var(--neon-blue);
    color: #fff;
    box-shadow: var(--glow-blue);
}

/* ===== EPISODES GRID ===== */
.episodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.episode-card {
    background: rgba(18, 18, 24, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
}

.episode-card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-blue);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

.episode-cover {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.episode-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.episode-card:hover .episode-cover img {
    transform: scale(1.1);
}

.cover-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.episode-card:hover .cover-overlay {
    opacity: 1;
}

.play-btn {
    width: 70px;
    height: 70px;
    background: var(--gradient-neon);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 1.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--glow-blue);
    transition: all 0.3s ease;
}

.play-btn:hover {
    transform: scale(1.15);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.8);
}

.episode-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    backdrop-filter: blur(10px);
}

.episode-badge.actualite {
    background: rgba(0, 212, 255, 0.9);
    color: #000;
}

.episode-badge.campus {
    background: rgba(168, 85, 247, 0.9);
    color: #fff;
}

.episode-badge.culture {
    background: rgba(255, 0, 110, 0.9);
    color: #fff;
}

.episode-badge.debat {
    background: rgba(0, 239, 255, 0.9);
    color: #000;
}

.episode-info {
    padding: 2rem;
}

.episode-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.episode-date {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.episode-description {
    font-size: 1rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1.5rem;
}

.episode-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.meta-item i {
    color: var(--neon-blue);
}

.btn-like {
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 0;
    transition: all 0.3s ease;
}

.btn-like:hover {
    color: var(--neon-pink);
}

.btn-like:hover i {
    color: var(--neon-pink);
    transform: scale(1.2);
}

.btn-like i {
    color: var(--neon-pink);
    transition: all 0.3s ease;
}

.btn-listen {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: 2px solid var(--neon-blue);
    border-radius: 50px;
    color: var(--neon-blue);
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s ease;
}

.btn-listen:hover {
    background: var(--gradient-neon);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--glow-blue);
}

/* ===== AUDIO PLAYER (Sticky Bottom) ===== */
.audio-player {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--neon-blue);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform 0.4s ease;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
}

.audio-player.active {
    transform: translateY(0);
}

.player-progress {
    position: relative;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    cursor: pointer;
}

.progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background: var(--gradient-neon);
    transition: width 0.1s linear;
    box-shadow: var(--glow-blue);
}

.player-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 1rem 2rem;
    gap: 2rem;
}

.player-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.player-thumbnail {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    object-fit: cover;
    border: 2px solid var(--neon-blue);
    box-shadow: var(--glow-blue);
}

.player-text {
    flex: 1;
}

.player-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.25rem;
}

.player-subtitle {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

.player-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.control-btn {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.control-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--neon-blue);
    color: var(--neon-blue);
}

.control-btn.play-pause {
    width: 55px;
    height: 55px;
    background: var(--gradient-neon);
    border: none;
    font-size: 1.3rem;
    box-shadow: var(--glow-blue);
}

.control-btn.play-pause:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

.player-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    justify-content: flex-end;
}

.time-separator {
    color: rgba(255, 255, 255, 0.3);
}

.player-volume {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: flex-end;
}

.volume-slider {
    width: 100px;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    outline: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background: var(--neon-blue);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--glow-blue);
}

.volume-slider::-moz-range-thumb {
    width: 14px;
    height: 14px;
    background: var(--neon-blue);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--glow-blue);
}

/* ===== ANIMATIONS ===== */
@keyframes pulse-border {
    0%, 100% {
        box-shadow: 0 0 10px rgba(255, 0, 110, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 0, 110, 0.8);
    }
}

@keyframes pulse-dot {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.7;
    }
}

@keyframes glow-pulse {
    0%, 100% {
        filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.8));
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .player-content {
        grid-template-columns: 1fr auto;
        gap: 1rem;
    }
    
    .player-volume {
        display: none;
    }
}

@media (max-width: 968px) {
    .hero-title .gradient-text {
        font-size: 3rem;
    }
    
    .episodes-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-title .gradient-text {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .player-content {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    
    .player-time {
        justify-content: center;
    }
    
    .episodes-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-bar {
        gap: 0.5rem;
    }
    
    .filter-chip {
        font-size: 0.875rem;
        padding: 0.6rem 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title .gradient-text {
        font-size: 2rem;
    }
    
    .btn-hero {
        padding: 1rem 2rem;
        font-size: 1rem;
    }
}