@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Noto+Sans+SC:wght@400;700&display=swap');

:root {
    --bg-color: #050505;
    --chess-color: #ff003c;
    --vocab-color: #00f0ff;
    --cube-color: #00ff00;
    --album-color: #ff9500;
    --exams-color: #bd00ff;
    --notes-color: #ffd700;
    --management-color: #ffaa00;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-color);
    font-family: 'Noto Sans SC', sans-serif;
    color: #fff;
}

/* Background Canvas */
#portal-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* Main Container */
.portal-container {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, transparent 0%, rgba(0,0,0,0.8) 100%);
}

.portal-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 4rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 5px;
    margin-bottom: 50px;
    text-align: center;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    animation: glitch 3s infinite;
}

.portal-subtitle {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 1.5rem;
    color: #aaa;
    margin-bottom: 40px;
    letter-spacing: 2px;
}

/* Scroll Wrapper */
.card-scroll-wrapper {
    position: relative;
    width: 100%;
    max-width: 1400px;
    display: flex;
    align-items: center;
}

/* Cards Layout — horizontal scroll with snap */
.card-grid {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
    padding: 20px 40px;
    /* Hide scrollbar but keep scroll functionality */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}
.card-grid::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

/* Utility to disable snap during JS scrolling/dragging */
.no-snap {
    scroll-snap-type: none !important;
}

/* Scroll Hint Arrows */
.scroll-hint {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 50%;
    color: var(--vocab-color);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
    backdrop-filter: blur(5px);
}
.scroll-hint:hover {
    background: rgba(0, 240, 255, 0.25);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}
.scroll-hint.left { left: 5px; }
.scroll-hint.right { right: 5px; }
.scroll-hint.hidden { opacity: 0; pointer-events: none; }

/* Scroll Dot Indicators */
.scroll-dots {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}
.scroll-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}
.scroll-dot.active {
    background: var(--vocab-color);
    box-shadow: 0 0 8px var(--vocab-color);
    transform: scale(1.2);
}

/* Card Style */
.portal-card {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 280px;
    width: 280px;
    height: 370px;
    background: rgba(10, 10, 15, 0.6);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    scroll-snap-align: center;
    flex-shrink: 0;
}

/* Glow effects */
.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.1), transparent);
    transform: skewX(-20deg);
    transition: 0.5s;
}

.portal-card:hover::before {
    left: 150%;
}

.portal-card.chess {
    border-top: 3px solid var(--chess-color);
    box-shadow: 0 10px 30px rgba(255, 0, 60, 0.2);
}

.portal-card.vocab {
    border-top: 3px solid var(--vocab-color);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.2);
}

.portal-card.album {
    border-top: 3px solid var(--album-color);
    box-shadow: 0 10px 30px rgba(255, 149, 0, 0.2);
}

.portal-card.cube {
    border-top: 3px solid var(--cube-color);
    box-shadow: 0 10px 30px rgba(0, 255, 0, 0.2);
}

.portal-card.exams {
    border-top: 3px solid var(--exams-color);
    box-shadow: 0 10px 30px rgba(189, 0, 255, 0.2);
}

.portal-card.notes {
    border-top: 3px solid var(--notes-color);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.2);
}

.portal-card:hover {
    transform: translateY(-15px) scale(1.05);
}

.portal-card.chess:hover {
    box-shadow: 0 15px 40px rgba(255, 0, 60, 0.6), inset 0 0 20px rgba(255, 0, 60, 0.2);
    border-color: var(--chess-color);
}

.portal-card.vocab:hover {
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.6), inset 0 0 20px rgba(0, 240, 255, 0.2);
    border-color: var(--vocab-color);
}

.portal-card.album:hover {
    box-shadow: 0 15px 40px rgba(255, 149, 0, 0.6), inset 0 0 20px rgba(255, 149, 0, 0.2);
    border-color: var(--album-color);
}

.portal-card.cube:hover {
    box-shadow: 0 15px 40px rgba(0, 255, 0, 0.6), inset 0 0 20px rgba(0, 255, 0, 0.2);
    border-color: var(--cube-color);
}

.portal-card.exams:hover {
    box-shadow: 0 15px 40px rgba(189, 0, 255, 0.6), inset 0 0 20px rgba(189, 0, 255, 0.2);
    border-color: var(--exams-color);
}

.portal-card.notes:hover {
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.6), inset 0 0 20px rgba(255, 215, 0, 0.2);
    border-color: var(--notes-color);
}

/* Card Content */
.icon {
    font-size: 5rem;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.portal-card:hover .icon {
    transform: scale(1.2);
}

.card-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.card-desc {
    color: #ccc;
    text-align: center;
    padding: 0 20px;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Glitch animation */
@keyframes glitch {
    0% { text-shadow: 2px 2px var(--chess-color), -2px -2px var(--vocab-color); }
    25% { text-shadow: -2px 2px var(--chess-color), 2px -2px var(--vocab-color); }
    50% { text-shadow: 2px -2px var(--chess-color), -2px 2px var(--vocab-color); }
    75% { text-shadow: -2px -2px var(--chess-color), 2px 2px var(--vocab-color); }
    100% { text-shadow: 2px 2px var(--chess-color), -2px -2px var(--vocab-color); }
}

@media (max-width: 1024px) {
    .portal-title {
        font-size: 3rem;
    }
    .portal-card {
        min-width: 240px;
        width: 240px;
        height: 340px;
    }
}

@media (max-width: 768px) {
    .portal-container {
        padding: 30px 0;
        justify-content: center;
    }
    .portal-title {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    .portal-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
    }
    .card-grid {
        gap: 16px;
        padding: 15px 20px;
    }
    .portal-card {
        min-width: 220px;
        width: 220px;
        height: 300px;
    }
    .icon {
        font-size: 3.5rem;
        margin-bottom: 12px;
    }
    .card-title {
        font-size: 1.2rem;
        margin-bottom: 10px;
    }
    .card-desc {
        font-size: 0.85rem;
        padding: 0 12px;
    }
    .scroll-hint {
        width: 32px;
        height: 32px;
        font-size: 1.2rem;
    }
}

/* ==========================================
   特工管理卡片 & 全屏弹窗
   ========================================== */

/* 第6张卡片主题 */
.portal-card.management {
    border-top: 3px solid var(--management-color);
    box-shadow: 0 10px 30px rgba(255, 170, 0, 0.2);
}
.portal-card.management:hover {
    box-shadow: 0 15px 40px rgba(255, 170, 0, 0.6), inset 0 0 20px rgba(255, 170, 0, 0.2);
    border-color: var(--management-color);
}

/* 弹窗遮罩 */
.mgmt-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.mgmt-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* 面板容器 */
.mgmt-panel {
    width: 95%;
    max-width: 1200px;
    height: 90%;
    background: rgba(10, 15, 30, 0.92);
    border: 1px solid rgba(255, 170, 0, 0.3);
    border-radius: 16px;
    box-shadow: 0 0 60px rgba(255, 170, 0, 0.15), 0 0 120px rgba(0, 0, 0, 0.8);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 面板头部 */
.mgmt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 170, 0, 0.2);
    flex-shrink: 0;
}
.mgmt-header h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--management-color);
    font-size: 1.8rem;
    text-shadow: 0 0 15px rgba(255, 170, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 10px;
}
.mgmt-close-btn {
    width: 40px; height: 40px;
    background: rgba(255, 170, 0, 0.1);
    border: 1px solid rgba(255, 170, 0, 0.3);
    border-radius: 50%;
    color: var(--management-color);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}
.mgmt-close-btn:hover {
    background: rgba(255, 170, 0, 0.25);
    box-shadow: 0 0 15px rgba(255, 170, 0, 0.4);
}

/* 表格容器 */
.mgmt-table-wrap {
    flex: 1;
    overflow-y: auto;
    padding: 20px 30px;
}
.mgmt-table-wrap::-webkit-scrollbar {
    width: 6px;
}
.mgmt-table-wrap::-webkit-scrollbar-thumb {
    background: var(--management-color);
    border-radius: 3px;
    box-shadow: 0 0 10px var(--management-color);
}

/* 管理表格 */
.mgmt-table {
    width: 100%;
    border-collapse: collapse;
    color: #e0e6ed;
    font-size: 0.9rem;
}
.mgmt-table th {
    font-family: 'Orbitron', sans-serif;
    color: var(--management-color);
    padding: 12px 15px;
    border-bottom: 2px solid rgba(255, 170, 0, 0.3);
    text-align: center;
    position: sticky;
    top: 0;
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(5px);
    z-index: 5;
    text-shadow: 0 0 8px rgba(255, 170, 0, 0.4);
}
.mgmt-table td {
    padding: 10px 15px;
    border-bottom: 1px solid rgba(255, 170, 0, 0.1);
    text-align: center;
}
.mgmt-table tr.management-user-row {
    cursor: pointer;
    transition: background 0.2s ease;
}
.mgmt-table tr.management-user-row:hover {
    background: rgba(255, 170, 0, 0.08);
}

/* 详情面板 */
.mgmt-detail-row {
    display: none;
}
.mgmt-detail-row.expanded {
    display: table-row;
}
.mgmt-detail-row td {
    padding: 15px 15px;
    background: rgba(255, 170, 0, 0.03);
}
.mgmt-detail-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}
.mgmt-detail-card {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 12px;
}
.mgmt-detail-card h4 {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.75rem;
    color: var(--management-color);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.mgmt-detail-card .stat {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    font-size: 0.82rem;
}
.mgmt-detail-card .stat-label { color: #aaa; }
.mgmt-detail-card .stat-value { color: #fff; font-weight: bold; }

/* 响应式 */
@media (max-width: 768px) {
    .mgmt-panel {
        width: 98%;
        height: 95%;
        border-radius: 10px;
    }
    .mgmt-header { padding: 15px 20px; }
    .mgmt-header h2 { font-size: 1.3rem; }
    .mgmt-table-wrap { padding: 15px; }
    .mgmt-table th, .mgmt-table td { padding: 8px 6px; font-size: 0.7rem; }
    .mgmt-detail-cards { grid-template-columns: 1fr; }
}

/* 手机端恢复纵向滚动（桌面端保持 overflow: hidden 不变） */
@media (max-width: 768px) {
    body, html {
        overflow-y: auto;
        overflow-x: hidden;
    }
}

/* Data Visualization Dashboard */
.mgmt-charts-container {
    display: flex;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.chart-box {
    background: rgba(10, 15, 30, 0.6);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 8px;
    padding: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    position: relative;
}

.line-chart { flex: 1 1 45%; height: 250px; }
.radar-chart { flex: 1 1 30%; height: 250px; }
.heatmap-box { flex: 1 1 100%; }

.heatmap-title {
    color: #8892b0;
    font-size: 0.85rem;
    margin: 0 0 10px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(12px, 1fr));
    grid-template-rows: repeat(7, 12px);
    gap: 3px;
    grid-auto-flow: column;
    overflow-x: auto;
    padding-bottom: 5px;
}
.heatmap-grid::-webkit-scrollbar { height: 4px; }
.heatmap-grid::-webkit-scrollbar-thumb { background: rgba(0, 243, 255, 0.3); border-radius: 4px; }

.heatmap-cell {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    transition: transform 0.2s;
}
.heatmap-cell:hover { transform: scale(1.3); z-index: 10; border: 1px solid #fff; }

.heatmap-cell[data-level="1"] { background: #0e4429; }
.heatmap-cell[data-level="2"] { background: #006d32; }
.heatmap-cell[data-level="3"] { background: #26a641; }
.heatmap-cell[data-level="4"] { background: #39d353; box-shadow: 0 0 5px #39d353; }

/* ==========================================
   Cyber Learning Dashboard Styles
   ========================================== */
.cyber-mgmt-wrap {
    flex: 1;
    overflow-y: auto;
    padding: 20px 30px;
}
.cyber-mgmt-wrap::-webkit-scrollbar { width: 6px; }
.cyber-mgmt-wrap::-webkit-scrollbar-thumb { background: var(--management-color); border-radius: 3px; box-shadow: 0 0 10px var(--management-color); }

.cyber-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.cyber-agent-card {
    background: rgba(10, 15, 30, 0.7);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}
.cyber-agent-card:hover {
    border-color: rgba(0, 240, 255, 0.6);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2), inset 0 0 15px rgba(0, 240, 255, 0.1);
    transform: translateY(-2px);
}
.cyber-agent-card.rank-1 { border-color: rgba(255, 215, 0, 0.5); box-shadow: 0 0 15px rgba(255, 215, 0, 0.1); }
.cyber-agent-card.rank-2 { border-color: rgba(192, 192, 192, 0.5); box-shadow: 0 0 15px rgba(192, 192, 192, 0.1); }
.cyber-agent-card.rank-3 { border-color: rgba(205, 127, 50, 0.5); box-shadow: 0 0 15px rgba(205, 127, 50, 0.1); }

.cyber-agent-card.rank-1:hover { border-color: #ffd700; box-shadow: 0 0 20px rgba(255, 215, 0, 0.4), inset 0 0 15px rgba(255, 215, 0, 0.1); }
.cyber-agent-card.rank-2:hover { border-color: #c0c0c0; box-shadow: 0 0 20px rgba(192, 192, 192, 0.4), inset 0 0 15px rgba(192, 192, 192, 0.1); }
.cyber-agent-card.rank-3:hover { border-color: #cd7f32; box-shadow: 0 0 20px rgba(205, 127, 50, 0.4), inset 0 0 15px rgba(205, 127, 50, 0.1); }


.cyber-agent-header {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background: linear-gradient(90deg, rgba(0, 240, 255, 0.05) 0%, transparent 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cyber-rank-badge {
    width: 32px;
    height: 32px;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid #00f0ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    color: #00f0ff;
    font-weight: bold;
    margin-right: 15px;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}
.rank-1 .cyber-rank-badge { border-color: #ffd700; color: #ffd700; background: rgba(255, 215, 0, 0.1); box-shadow: 0 0 15px rgba(255, 215, 0, 0.5); }
.rank-2 .cyber-rank-badge { border-color: #c0c0c0; color: #c0c0c0; background: rgba(192, 192, 192, 0.1); box-shadow: 0 0 15px rgba(192, 192, 192, 0.5); }
.rank-3 .cyber-rank-badge { border-color: #cd7f32; color: #cd7f32; background: rgba(205, 127, 50, 0.1); box-shadow: 0 0 15px rgba(205, 127, 50, 0.5); }

.cyber-agent-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    flex: 1;
    letter-spacing: 1px;
}

.cyber-agent-cp {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}
.cyber-agent-cp .cp-unit {
    font-size: 0.8rem;
    color: #8892b0;
    font-weight: normal;
}

.cyber-agent-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    padding: 20px;
}

.cyber-stat-box {
    display: flex;
    flex-direction: column;
}

.cyber-stat-box .stat-label {
    font-size: 0.8rem;
    color: #8892b0;
    text-transform: uppercase;
    margin-bottom: 5px;
    letter-spacing: 1px;
}

.cyber-stat-box .stat-val {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 8px;
}

.glow-cyan { color: #00f0ff; text-shadow: 0 0 8px rgba(0, 240, 255, 0.5); }
.glow-purple { color: #bd00ff; text-shadow: 0 0 8px rgba(189, 0, 255, 0.5); }
.glow-orange { color: #ff9500; text-shadow: 0 0 8px rgba(255, 149, 0, 0.5); }

.cyber-progress-bg {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.cyber-progress-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}
.cyber-progress-fill.cyan { background: #00f0ff; box-shadow: 0 0 10px #00f0ff; }
.cyber-progress-fill.purple { background: #bd00ff; box-shadow: 0 0 10px #bd00ff; }
.cyber-progress-fill.orange { background: #ff9500; box-shadow: 0 0 10px #ff9500; }

.cyber-agent-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out;
    background: rgba(0, 0, 0, 0.3);
    padding: 0 20px;
}
.cyber-agent-details.expanded {
    max-height: 1500px;
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}