.med-tool-wrapper { --p-bg: #ffffff; --p-border: #e2e8f0; --p-primary: #0ea5e9; --p-text: #0f172a; width: 100%; max-width: 800px; margin: 0 auto; background: var(--p-bg); border-radius: 24px; padding: 40px 32px; border: 1px solid var(--p-border); box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05); transition: 0.3s; display: flex; flex-direction: column; align-items: center; }
.med-header { font-size: 1.5rem; font-weight: 400; color: var(--p-text); margin-bottom: 8px; display: flex; align-items: center; gap: 12px; letter-spacing: 2px; }
.med-badge { background: #e0f2fe; color: #0369a1; padding: 4px 12px; border-radius: 30px; font-size: 0.8rem; font-weight: 500; letter-spacing: normal; }
.med-subtitle { color: #64748b; font-size: 0.95rem; padding-bottom: 16px; margin-bottom: 32px; text-align: center; }

/* 预设时间按钮 */
.med-presets { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 40px; }
.med-preset-btn { padding: 8px 20px; border-radius: 30px; border: 1px solid #cbd5e1; background: transparent; color: #64748b; font-size: 0.95rem; cursor: pointer; transition: 0.3s; }
.med-preset-btn:hover { border-color: var(--p-primary); color: var(--p-primary); }
.med-preset-btn.active { background: var(--p-primary); color: white; border-color: var(--p-primary); box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3); }

/* 呼吸光环与倒计时展示 */
.med-display-zone { position: relative; width: 280px; height: 280px; display: flex; align-items: center; justify-content: center; margin-bottom: 40px; }
.med-breathing-circle { position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, rgba(14, 165, 233, 0.05) 70%, transparent 100%); opacity: 0.5; transform: scale(0.8); transition: 0.5s; pointer-events: none; }
.med-breathing-circle.breathe { animation: meditateBreathe 10s infinite ease-in-out; }

/* 经典的 4-7-8 或 5-5 呼吸节奏动画 (缩放代表吸气呼气) */
@keyframes meditateBreathe { 
    0% { transform: scale(0.8); opacity: 0.4; } 
    50% { transform: scale(1.3); opacity: 1; } 
    100% { transform: scale(0.8); opacity: 0.4; } 
}

.med-time-text { font-size: 5rem; font-weight: 200; font-family: 'Courier New', Courier, monospace; color: var(--p-text); z-index: 10; font-variant-numeric: tabular-nums; }

/* 控制按钮 */
.med-controls { display: flex; gap: 20px; margin-bottom: 40px; z-index: 10; }
.med-btn-main { width: 72px; height: 72px; border-radius: 50%; background: var(--p-primary); color: white; border: none; font-size: 1.5rem; cursor: pointer; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(14, 165, 233, 0.3); transition: 0.3s; }
.med-btn-main:hover { transform: scale(1.05); }
.med-btn-sub { width: 56px; height: 56px; border-radius: 50%; background: #f1f5f9; color: #64748b; border: 1px solid #cbd5e1; font-size: 1.2rem; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: 0.3s; margin-top: 8px; }
.med-btn-sub:hover { background: #e2e8f0; color: #334155; }

/* 背景音效选择 */
.med-audio-panel { width: 100%; max-width: 500px; background: #f8fafc; border: 1px solid var(--p-border); border-radius: 16px; padding: 20px; }
.med-audio-title { font-size: 0.9rem; color: #64748b; margin-bottom: 12px; text-align: center; letter-spacing: 1px; text-transform: uppercase; }
.med-audio-options { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.med-audio-opt { padding: 8px 16px; border-radius: 20px; border: 1px solid #cbd5e1; background: #ffffff; color: #475569; font-size: 0.9rem; cursor: pointer; transition: 0.2s; }
.med-audio-opt.active { border-color: var(--p-primary); background: #e0f2fe; color: #0284c7; }
.med-volume { display: flex; align-items: center; gap: 12px; color: #64748b; }
.med-volume input[type="range"] { flex: 1; accent-color: var(--p-primary); }

@media(max-width: 600px) { .med-tool-wrapper { padding: 30px 20px; border-radius: 16px; } .med-display-zone { width: 220px; height: 220px; } .med-time-text { font-size: 4rem; } }

/* 黑夜模式 - 冥想更需要暗色 */
[data-theme="dark"] .med-tool-wrapper { background: #0f172a !important; border-color: #1e293b !important; }
[data-theme="dark"] .med-time-text { color: #f8fafc; }
[data-theme="dark"] .med-preset-btn { border-color: #334155; color: #94a3b8; }
[data-theme="dark"] .med-btn-sub { background: #1e293b; border-color: #334155; color: #cbd5e1; }
[data-theme="dark"] .med-btn-sub:hover { background: #334155; }
[data-theme="dark"] .med-audio-panel { background: #1e293b; border-color: #334155; }
[data-theme="dark"] .med-audio-opt { background: #0f172a; border-color: #475569; color: #cbd5e1; }
[data-theme="dark"] .med-audio-opt.active { background: rgba(14, 165, 233, 0.2); border-color: var(--p-primary); color: #38bdf8; }
</style>