/* ==========================================================================
   譜面一覽頁面專屬樣式 (maps.css)
   ========================================================================== */

/* 滿版包裹容器 */
.maps-container {
    width: 100%;
    min-height: 100vh;
    box-sizing: border-box;
    padding: 130px 40px 60px 40px; /* 避開頂部導覽列 */
    max-width: 1400px;
    margin: 0 auto;
}

/* 頁面頂部大標題區塊 */
.page-title-zone {
    text-align: center;
    margin-bottom: 50px;
}

.page-title-en {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    font-weight: bold;
    color: #666666;
    letter-spacing: 6px;
}

.page-title-zh {
    font-size: 28px;
    font-weight: bold;
    color: #ffffff;
    margin: 6px 0 0 0;
    letter-spacing: 3px;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.title-underline {
    width: 60px;
    height: 2px;
    background: #ffffff;
    margin: 15px auto 0 auto;
}

/* ==========================================================================
   歌曲卡片網格系統 (響應式自動排版)
   ========================================================================== */
.maps-grid {
    display: grid;
    /* 自動計算寬度：每張卡片最少 360px，放不下就自動換行 */
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 30px;
    width: 100%;
}

/* 核心：單個終端機科幻風歌曲卡片 */
.map-card {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 25px;
    box-sizing: border-box;
    position: relative;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

/* 卡片頂部頭部 */
.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
}

/* 等級章：硬核方塊視覺 */
.song-lv-badge {
    background: #ffffff;
    color: #000000;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    font-weight: 900;
    padding: 3px 8px;
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

/* 歌曲標題：過長會自動變 ... */
.song-title {
    font-size: 18px;
    font-weight: bold;
    color: #ffffff;
    margin: 0;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 歌手與製作者資訊 */
.song-artist, 
.song-creator {
    font-size: 13px;
    color: #888888;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 裝飾微弱細虛線 */
.card-divider {
    border-top: 1px dashed rgba(255, 255, 255, 0.15);
    margin: 20px 0 15px 0;
}

/* 下方參數三格排版（BPM, TIME, AR） */
.card-params {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

/* 參數小方框 */
.param-box {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-sizing: border-box;
}

.param-label {
    font-family: 'Courier New', monospace;
    font-size: 10px;
    color: #555555;
    font-weight: bold;
    letter-spacing: 1px;
    margin-bottom: 3px;
}

.param-value {
    font-family: 'Courier New', monospace;
    font-size: 15px;
    color: #dddddd;
    font-weight: bold;
}

/* ==========================================================================
   卡片滑鼠懸停互動 (Hover 特效)
   ========================================================================== */
.map-card:hover {
    border-color: #ffffff; /* 邊框變亮純白 */
    transform: translateY(-5px); /* 微微向上飄浮 */
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.12); /* 淡淡的環境白光 */
}

/* Hover 時，參數框同步高亮 */
.map-card:hover .param-box {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.06);
}

.map-card:hover .param-value {
    color: #ffffff;
}

.map-card:hover .param-label {
    color: #888888;
}

/* ==========================================================================
   【全新新增】搜尋與篩選控制列樣式
   ========================================================================== */
.filter-control-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 40px;
    width: 100%;
}

/* 搜尋框外殼與輸入框 */
.search-wrapper {
    flex: 1;
    max-width: 400px;
}

#map-search-input {
    width: 100%;
    height: 42px;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0 15px;
    box-sizing: border-box;
    color: #ffffff;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

#map-search-input:focus {
    outline: none;
    border-color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}

/* 篩選按鈕群組 */
.filter-btn-group {
    display: flex;
    gap: 10px;
}

.filter-btn {
    height: 42px;
    padding: 0 20px;
    background: #000000; /* 改為純黑底色，跟背景拉開對比 */
    border: 1px solid rgba(255, 255, 255, 0.3); /* 邊框加亮一點 */
    color: #bbbbbb; /* 未激活時的文字稍微調亮 */
    font-family: 'Courier New', monospace;
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* 懸停時 */
.filter-btn:hover {
    color: #ffffff;
    border-color: #ffffff;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.15);
}

/* 激活時維持帥氣的反相純白發光 */
.filter-btn.active {
    background: #ffffff;
    border-color: #ffffff;
    color: #000000;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

/* 當網頁寬度變小時的響應式調整 */
@media (max-width: 768px) {
    .filter-control-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    .search-wrapper {
        max-width: 100%;
        width: 100%;
    }
    .filter-btn-group {
        width: 100%;
    }
    .filter-btn {
        flex: 1;
        text-align: center;
        padding: 0;
    }
}

/* ==========================================================================
   【全新新增】難度分級視覺效果樣式 (5色)
   ========================================================================== */
/* 預設基礎樣式（覆蓋原本的樣式） */
.song-lv-badge {
    border: 1px solid !important;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    font-weight: 900 !important;
}

/* 1-3 級：綠色 (BASIC) */
.song-lv-badge.lv-green {
    background: rgba(0, 230, 115, 0.15) !important;
    border-color: #00e673 !important;
    color: #00e673 !important;
    box-shadow: 0 0 8px rgba(0, 230, 115, 0.2);
}

/* 4-6 級：黃色 (NORMAL) */
.song-lv-badge.lv-yellow {
    background: rgba(255, 204, 0, 0.15) !important;
    border-color: #ffcc00 !important;
    color: #ffcc00 !important;
    box-shadow: 0 0 8px rgba(255, 204, 0, 0.2);
}

/* 7-9 級：橘色 (HARD) */
.song-lv-badge.lv-orange {
    background: rgba(255, 111, 0, 0.15) !important;
    border-color: #ff6f00 !important;
    color: #ff6f00 !important;
    box-shadow: 0 0 8px rgba(255, 111, 0, 0.2);
}

/* 10-13 級：紅色 (EXPERT) */
.song-lv-badge.lv-red {
    background: rgba(255, 51, 51, 0.15) !important;
    border-color: #ff3333 !important;
    color: #ff3333 !important;
    box-shadow: 0 0 12px rgba(255, 51, 51, 0.3);
}

/* 14級以上：紫色 (MASTER 魔王級) */
.song-lv-badge.lv-purple {
    background: rgba(179, 0, 255, 0.2) !important;
    border-color: #b300ff !important;
    color: #b300ff !important;
    box-shadow: 0 0 15px rgba(179, 0, 255, 0.4);
    animation: pulse-glow 2s infinite alternate; /* 讓魔王關卡自帶微弱呼吸燈特效 */
}

/* 魔王級專用呼吸燈動畫 */
@keyframes pulse-glow {
    0% { box-shadow: 0 0 8px rgba(179, 0, 255, 0.3); }
    100% { box-shadow: 0 0 18px rgba(179, 0, 255, 0.5); }
}