/**
 * 音声プレーヤー フロントエンド CSS
 *
 * 未展開: 右下の小さな半透明FAB
 * 展開: ページ下部ミニマルスティッキーバー
 *
 * @package Writely_Importer
 */

/* ===== カスタムプロパティ ===== */

#wri-audio-player {
    --wri-color: #9ca3af;
    --wri-color-hover: #6b7280;
}

/* ===== コンテナ ===== */

.wri-audio-player {
    position: fixed;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", sans-serif;
    font-size: 13px;
    line-height: 1.4;
}

/* ===== FAB（未展開状態） ===== */

.wri-audio-player--collapsed {
    bottom: 24px;
    right: 24px;
    left: auto;
}

#wri-audio-player button.wri-audio-player__fab {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.06);
    color: var(--wri-color);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background-color 0.2s ease, color 0.2s ease;
    padding: 0;
    margin: 0;
    box-shadow: none;
    min-width: 0;
    min-height: 0;
    line-height: 1;
    text-decoration: none;
    outline: none;
}

#wri-audio-player button.wri-audio-player__fab:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--wri-color-hover);
}

#wri-audio-player button.wri-audio-player__fab:focus-visible {
    outline: 1px solid #d1d5db;
    outline-offset: 2px;
}

#wri-audio-player .wri-audio-player__fab .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
    line-height: 24px;
}

/* ===== 吹き出し ===== */

#wri-audio-player .wri-audio-player__tooltip {
    position: absolute;
    bottom: calc(100% + 10px);
    right: 0;
    white-space: nowrap;
    font-size: 12px;
    line-height: 1;
    color: #fff;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 6px 12px;
    border-radius: 6px;
    pointer-events: none;
    animation: wri-float 2s ease-in-out infinite;
    transition: opacity 0.3s ease;
}

/* 吹き出し三角 */
#wri-audio-player .wri-audio-player__tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 16px;
    border: 5px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.7);
}

@keyframes wri-float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6px);
    }
}

/* ホバー後・展開時は非表示 */
#wri-audio-player .wri-audio-player__tooltip--hidden {
    opacity: 0;
    animation: none;
}

#wri-audio-player.wri-audio-player--expanded .wri-audio-player__tooltip {
    opacity: 0;
    animation: none;
}

/* 折りたたみ: FAB表示、パネル非表示 */
#wri-audio-player.wri-audio-player--collapsed .wri-audio-player__panel {
    display: none;
}

#wri-audio-player.wri-audio-player--collapsed button.wri-audio-player__fab {
    display: flex;
}

/* ===== 展開状態 ===== */

.wri-audio-player--expanded {
    bottom: 16px;
    left: 16px;
    right: 16px;
}

#wri-audio-player.wri-audio-player--expanded button.wri-audio-player__fab {
    display: none !important;
}

.wri-audio-player--expanded .wri-audio-player__panel {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    animation: wri-slide-up 0.2s ease-out;
}

@keyframes wri-slide-up {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== パネル ===== */

.wri-audio-player__panel {
    max-width: 640px;
    margin: 0 auto;
    background: rgba(249, 250, 251, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 10px;
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.06);
    padding: 10px 14px;
    gap: 8px;
}

/* native audio要素を非表示 */
.wri-audio-player audio {
    display: none;
}

/* ===== コントロール（1行レイアウト） ===== */

.wri-audio-player__controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
    padding: 0;
}

#wri-audio-player button.wri-audio-player__play-btn,
#wri-audio-player button.wri-audio-player__mute-btn,
#wri-audio-player button.wri-audio-player__close {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--wri-color);
    padding: 0;
    margin: 0;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s ease, color 0.15s ease;
    box-shadow: none;
    min-width: 0;
    min-height: 0;
    line-height: 1;
    text-decoration: none;
    outline: none;
}

#wri-audio-player button.wri-audio-player__play-btn:hover,
#wri-audio-player button.wri-audio-player__mute-btn:hover,
#wri-audio-player button.wri-audio-player__close:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--wri-color-hover);
}

/* ===== 速度ボタン ===== */

#wri-audio-player button.wri-audio-player__speed-btn {
    height: 22px;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.05);
    border: none;
    cursor: pointer;
    color: var(--wri-color);
    padding: 0 6px;
    margin: 0;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    font-family: inherit;
    line-height: 1;
    white-space: nowrap;
    transition: background-color 0.15s ease, color 0.15s ease;
    box-shadow: none;
    min-width: 0;
    min-height: 0;
    text-decoration: none;
    outline: none;
}

#wri-audio-player button.wri-audio-player__speed-btn:hover {
    background: rgba(0, 0, 0, 0.1);
    color: var(--wri-color-hover);
}

#wri-audio-player .wri-audio-player__play-btn .dashicons {
    font-size: 20px;
    width: 20px;
    height: 20px;
    line-height: 20px;
}

#wri-audio-player .wri-audio-player__mute-btn .dashicons,
#wri-audio-player .wri-audio-player__close .dashicons {
    font-size: 16px;
    width: 16px;
    height: 16px;
    line-height: 16px;
}

/* ===== プログレスバー ===== */

.wri-audio-player__progress {
    flex: 1;
    position: relative;
    min-width: 0;
}

.wri-audio-player__progress-bar {
    height: 3px;
    background: rgba(0, 0, 0, 0.06);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: height 0.1s ease;
}

.wri-audio-player__progress-bar:hover {
    height: 5px;
}

.wri-audio-player__progress-fill {
    height: 100%;
    background: var(--wri-color);
    border-radius: 2px;
    width: 0;
    transition: width 0.1s linear;
    pointer-events: none;
}

.wri-audio-player__time {
    position: absolute;
    left: 0;
    top: calc(100% + 2px);
    font-size: 10px;
    color: #d1d5db;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

/* ===== レスポンシブ ===== */

@media (max-width: 480px) {
    .wri-audio-player--collapsed {
        bottom: 16px;
        right: 16px;
    }

    .wri-audio-player--expanded {
        bottom: 12px;
        left: 12px;
        right: 12px;
    }

    #wri-audio-player button.wri-audio-player__fab {
        width: 44px;
        height: 44px;
    }

    #wri-audio-player .wri-audio-player__fab .dashicons {
        font-size: 22px;
        width: 22px;
        height: 22px;
        line-height: 22px;
    }
}