/**
 * Reproductor de Radio Sonic Panel - Estilos front-end
 * Versión 1.0.0
 */

.rps-card,
.rps-card * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.rps-card {
    /* Variables por defecto (sobreescribibles vía inline style) */
    --rp-bg: #1a1a1a;
    --rp-bg-soft: #242424;
    --rp-bg-elevated: #2d2d2d;
    --rp-accent: #ff3d71;
    --rp-accent-2: #ff8a3d;
    --rp-accent-glow: rgba(255, 61, 113, 0.45);
    --rp-text: #ffffff;
    --rp-text-muted: rgba(255, 255, 255, 0.62);
    --rp-border: rgba(255, 255, 255, 0.08);
    --rp-radius: 18px;
    --rp-cover-size: 88px;
    --rp-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
               Arial, "Noto Sans", sans-serif;

    display: grid;
    grid-template-columns: var(--rp-cover-size) auto 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "cover play progress"
      "cover play info"
      "cover play volume";
    gap: 6px 16px;
    align-items: center;

    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    padding: 14px 18px;

    background:
      radial-gradient(circle at 0% 0%, rgba(255, 138, 61, 0.16), transparent 55%),
      radial-gradient(circle at 100% 100%, rgba(255, 61, 113, 0.14), transparent 55%),
      linear-gradient(145deg, var(--rp-bg-soft), var(--rp-bg));
    border: 1px solid var(--rp-border);
    border-radius: var(--rp-radius);
    box-shadow: 0 16px 40px -16px rgba(0, 0, 0, 0.55);
    color: var(--rp-text);
    font-family: var(--rp-font);
    position: relative;
    overflow: hidden;
}

.rps-card::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 55%;
    height: 200%;
    background: radial-gradient(ellipse, var(--rp-accent-glow), transparent 70%);
    opacity: 0.22;
    pointer-events: none;
    z-index: 0;
}

/* ===== PORTADA ===== */
.rps-card .rps-cover {
    grid-area: cover;
    position: relative;
    width: var(--rp-cover-size);
    height: var(--rp-cover-size);
    border-radius: 12px;
    overflow: hidden;
    background: var(--rp-bg-elevated);
    box-shadow: 0 6px 18px -6px rgba(0, 0, 0, 0.6);
    z-index: 1;
    flex-shrink: 0;
}

.rps-card .rps-cover-img {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.6s ease;
}

.rps-card.is-playing .rps-cover-img {
    transform: scale(1.04);
}

.rps-card .rps-cover-default {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--rp-accent), var(--rp-accent-2));
    color: #fff;
}

.rps-card .rps-cover-default svg {
    width: 48%;
    height: 48%;
    opacity: 0.9;
}

/* Punto pulsante en portada */
.rps-card .rps-pulse {
    position: absolute;
    top: 7px;
    left: 7px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ff3d3d;
    box-shadow: 0 0 0 0 rgba(255, 61, 61, 0.7);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.rps-card.is-playing .rps-pulse {
    opacity: 1;
    animation: rps-pulse 1.8s ease-out infinite;
}

@keyframes rps-pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 61, 61, 0.7); }
    70% { box-shadow: 0 0 0 9px rgba(255, 61, 61, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 61, 61, 0); }
}

/* Ecualizador animado */
.rps-card .rps-equalizer {
    position: absolute;
    bottom: 7px;
    right: 7px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    height: 12px;
    background: rgba(0, 0, 0, 0.45);
    padding: 3px 4px;
    border-radius: 5px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.rps-card.is-playing .rps-equalizer {
    opacity: 1;
}

.rps-card .rps-equalizer span {
    width: 2px;
    background: #fff;
    border-radius: 2px;
    animation: rps-eq 1s ease-in-out infinite;
}

.rps-card .rps-equalizer span:nth-child(1) { height: 40%; animation-delay: 0s; }
.rps-card .rps-equalizer span:nth-child(2) { height: 80%; animation-delay: 0.15s; }
.rps-card .rps-equalizer span:nth-child(3) { height: 60%; animation-delay: 0.3s; }
.rps-card .rps-equalizer span:nth-child(4) { height: 90%; animation-delay: 0.45s; }

@keyframes rps-eq {
    0%, 100% { transform: scaleY(0.4); }
    50% { transform: scaleY(1); }
}

/* ===== BOTÓN PLAY/PAUSE ===== */
.rps-card .rps-play-wrap {
    grid-area: play;
    display: flex;
    align-items: center;
    z-index: 1;
}

.rps-card .rps-play-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--rp-accent), var(--rp-accent-2));
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 6px 18px -5px var(--rp-accent-glow);
    flex-shrink: 0;
    position: relative;
}

.rps-card .rps-play-btn:hover {
    transform: scale(1.06);
}

.rps-card .rps-play-btn:active {
    transform: scale(0.98);
}

.rps-card .rps-play-btn svg {
    width: 20px;
    height: 20px;
}

.rps-card .rps-icon-pause { display: none; }
.rps-card.is-playing .rps-icon-play { display: none; }
.rps-card.is-playing .rps-icon-pause { display: block; }

.rps-card .rps-loader {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.2);
    border-top-color: #fff;
    animation: rps-spin 0.8s linear infinite;
    display: none;
}

.rps-card.is-loading .rps-loader { display: block; }
.rps-card.is-loading .rps-icon-play,
.rps-card.is-loading .rps-icon-pause { display: none; }

@keyframes rps-spin {
    to { transform: rotate(360deg); }
}

/* ===== BARRA DE PROGRESO + BADGE ===== */
.rps-card .rps-progress-wrap {
    grid-area: progress;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    z-index: 1;
    width: 100%;
}

.rps-card .rps-live-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    background: rgba(255, 61, 61, 0.15);
    border: 1px solid rgba(255, 61, 61, 0.45);
    border-radius: 999px;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: #ff6b6b;
    text-transform: uppercase;
    flex-shrink: 0;
    white-space: nowrap;
}

.rps-card .rps-live-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #ff3d3d;
    animation: rps-blink 1.4s ease-in-out infinite;
}

@keyframes rps-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.rps-card .rps-progress {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 5px;
    min-width: 50px;
    background: var(--rp-bg-elevated);
    border-radius: 999px;
    outline: none;
    cursor: pointer;
    overflow: hidden;
    background-image: linear-gradient(
      to right,
      var(--rp-accent) 0%,
      var(--rp-accent-2) var(--progress, 0%),
      var(--rp-bg-elevated) var(--progress, 0%),
      var(--rp-bg-elevated) 100%
    );
    transition: height 0.2s ease;
}

.rps-card .rps-progress:hover {
    height: 7px;
}

.rps-card .rps-progress::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--rp-accent);
    cursor: pointer;
    box-shadow: -200px 0 0 200px var(--rp-accent-2);
    transition: transform 0.15s ease;
}

.rps-card .rps-progress:hover::-webkit-slider-thumb {
    transform: scale(1.3);
}

.rps-card .rps-progress::-moz-range-thumb {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--rp-accent);
    cursor: pointer;
    box-shadow: -200px 0 0 200px var(--rp-accent-2);
}

.rps-card .rps-time {
    font-size: 11px;
    font-weight: 600;
    color: var(--rp-text-muted);
    font-variant-numeric: tabular-nums;
    min-width: 34px;
    flex-shrink: 0;
}

.rps-card .rps-time-current { text-align: left; }
.rps-card .rps-time-total {
    text-align: right;
    color: var(--rp-accent);
    font-weight: 700;
    letter-spacing: 0.05em;
    font-size: 10px;
}

/* ===== INFO ===== */
.rps-card .rps-info {
    grid-area: info;
    min-width: 0;
    z-index: 1;
    padding: 2px 0;
}

.rps-card .rps-title {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--rp-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rps-card .rps-artist {
    font-size: 12px;
    color: var(--rp-text-muted);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 1px;
}

.rps-card .rps-artist:empty {
    display: none;
}

/* ===== VOLUMEN ===== */
.rps-card .rps-volume-wrap {
    grid-area: volume;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 1;
    width: 200px;
    justify-self: end;
}

.rps-card .rps-mute-btn {
    background: transparent;
    border: none;
    color: var(--rp-text-muted);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
    flex-shrink: 0;
}

.rps-card .rps-mute-btn:hover {
    color: var(--rp-text);
}

.rps-card .rps-mute-btn svg {
    width: 15px;
    height: 15px;
}

.rps-card .rps-volume {
    -webkit-appearance: none;
    appearance: none;
    flex: 1;
    height: 5px;
    background: var(--rp-bg-elevated);
    border-radius: 999px;
    outline: none;
    cursor: pointer;
    background-image: linear-gradient(
      to right,
      var(--rp-accent) 0%,
      var(--rp-accent) var(--vol, 75%),
      var(--rp-bg-elevated) var(--vol, 75%),
      var(--rp-bg-elevated) 100%
    );
}

.rps-card .rps-volume::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--rp-accent);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
    transition: transform 0.15s ease;
}

.rps-card .rps-volume::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.rps-card .rps-volume::-moz-range-thumb {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--rp-accent);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
}

.rps-card .rps-volume-value {
    font-size: 11px;
    font-weight: 600;
    color: var(--rp-text-muted);
    min-width: 28px;
    text-align: right;
    font-variant-numeric: tabular-nums;
    flex-shrink: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 600px) {
    .rps-card {
        grid-template-columns: 64px auto 1fr;
        gap: 8px 12px;
        padding: 12px;
        --rp-cover-size: 64px;
    }

    .rps-card .rps-play-btn {
        width: 42px;
        height: 42px;
    }

    .rps-card .rps-play-btn svg {
        width: 18px;
        height: 18px;
    }

    .rps-card .rps-title {
        font-size: 14px;
    }

    .rps-card .rps-artist {
        font-size: 11px;
    }

    .rps-card .rps-live-badge {
        font-size: 8px;
        padding: 2px 7px;
    }

    .rps-card .rps-volume-wrap {
        width: 100%;
        justify-self: stretch;
    }
}

/* Cuando ocupa todo el ancho */
.rps-card.is-fullwidth {
    max-width: 100%;
}

/* Animación de entrada */
@keyframes rps-fade-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.rps-card {
    animation: rps-fade-in 0.5s ease;
}

/* Mensaje de error */
.rps-no-station {
    background: #fff3f3;
    border: 1px solid #ffcccc;
    color: #cc0000;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}