/* ==========================================
   UI共通ベーススタイル (ui-base.css)
   ========================================== */

/* --- ブランド・共通レイアウト --- */

/* アプリ全体でドラッグによる青い選択を禁止 */
html, body {
    -webkit-user-select: none; /* Safari */
    -moz-user-select: none;    /* Firefox */
    -ms-user-select: none;     /* Edge */
    user-select: none;         /* 標準 */
    
    /* ついでに iOS 等でのタップハイライト（一瞬暗くなる現象）も防ぐ */
    -webkit-tap-highlight-color: transparent;
}

/* 画像をマウスで掴んで引きずる動作も禁止（イーゼルや本に有効） */
img {
    -webkit-user-drag: none;
    user-drag: none;
}

/* フォーム入力だけは例外として選択・入力できるようにしておく */
input, textarea {
    user-select: text !important;
    -webkit-user-select: text !important;
}

.app-bar {
    position: fixed;
    top: 20px; left: 30px;
    z-index: 300;
    pointer-events: none;
}

.brand {
    font-family: var(--font-brand);
    font-size: 28px; line-height: 1;
    color: #ffffff; font-style: italic;
    text-shadow: 2px 2px 0px rgba(0, 0, 0, 0.5);
    letter-spacing: 1px;
    pointer-events: auto;
}

.blackboard-container {
    position: fixed; z-index: 100;
    left: 25px; bottom: 320px;
    width: 380px; height: 360px;
    background: url('../assets/blackboard.png') no-repeat center / contain;
    pointer-events: none;
}

/* --- アンティーク・ボリューム・フェーダー --- */
#antique-volume-fader {
    position: fixed; left: 64px; bottom: 270px;
    display: flex; align-items: center; gap: 10px;
    background: rgba(42, 27, 12, 0.8);
    padding: 5px 15px; border-radius: 8px; 
    border: 2px solid var(--color-wood-frame);
    box-shadow: 4px 4px 15px rgba(0,0,0,0.6); 
    z-index: 100200;
}

/* --- ui-base.css に追記 --- */
.fader-label { 
    color: var(--color-gold-bright); 
    font-family: 'Georgia', serif; 
    font-size: 10px; 
}

#master-volume { -webkit-appearance: none; width: 150px; background: transparent; cursor: pointer; }
#master-volume::-webkit-slider-runnable-track { width: 100%; height: 6px; background: #1a1a1a; border-radius: 3px; }
#master-volume::-webkit-slider-thumb {
    -webkit-appearance: none; height: 24px; width: 12px;
    background: linear-gradient(145deg, var(--color-gold-bright), #8b5a2b);
    border-radius: 2px; margin-top: -9px; border: 1px solid var(--color-wood-frame);
}

.volume-display { 
    background-color: #1a1a1a; border: 1px solid var(--color-wood-frame); 
    min-width: 45px; display: flex; justify-content: center; align-items: center; 
}

#volume-input, #bpm-input { 
    background: transparent; border: none; color: #ff9d00; 
    font-family: var(--font-mono); font-weight: bold; width: 100%; 
    text-align: center; outline: none; appearance: textfield;
}

/* --- ボリューム/BPM数字表示エリアの微調整 --- */
.volume-display { 
    height: 24px;
    box-sizing: border-box;
}

#volume-input, #bpm-input { 
    margin: 0; padding: 0; 
    line-height: 1;
}

/* Chrome/Safariなどの入力欄の矢印を非表示に */
#volume-input::-webkit-inner-spin-button,
#volume-input::-webkit-outer-spin-button,
#bpm-input::-webkit-inner-spin-button,
#bpm-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* --- 共通コンポーネントの基本定義 --- */

/* 1. タグの基本スタイル */
.mode-tag {
    position: relative;
    pointer-events: auto;
    transition: all 0.1s ease;
    backface-visibility: hidden;
}

.mode-tag img {
    display: block;
    width: 100%; height: 100%;
    object-fit: fill;
    mix-blend-mode: multiply;
}

.mode-tag:not(.active) { filter: brightness(0.7) grayscale(0.2); opacity: 0.9; }
.mode-tag.active { filter: brightness(1.1); transform: scale(1.02); z-index: 10; }

/* 2. 刻印ラベル共通 */
.mode-tag::before {
    position: absolute;
    z-index: 5;
    font-family: var(--font-serif);
    font-weight: 900; 
    color: var(--color-wood-dark);
    white-space: nowrap;
    pointer-events: none; 
    transition: all 0.2s ease;
    text-shadow: var(--shadow-stamp);
}

/* 3. ボタンの基本形状（28px系） */
.record-stamp, .guide-stamp {
    font-size: 10px !important;
    height: 28px !important;
    min-width: 100px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
}