@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700;900&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* --- 全域變數定義 --- */
:root {
    --bg-dark: #070b19;
    --bg-deep: #0c1328;
    --bg-card: rgba(16, 26, 48, 0.55);
    --bg-card-hover: rgba(24, 38, 70, 0.75);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --color-primary: #00f2fe; /* 霓虹青 (AI 科技) */
    --color-secondary: #4facfe; /* 科技藍 */
    --color-success: #05c46b; /* 翡翠綠 (健康) */
    --color-warning: #ffb300; /* 琥珀黃 (警示) */
    --color-danger: #ff5e57; /* 珊瑚紅 (就醫警示) */
    --color-glow: rgba(0, 242, 254, 0.15);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-active: rgba(0, 242, 254, 0.4);
    
    --font-outfit: 'Outfit', 'Noto Sans TC', sans-serif;
}

/* --- 基礎樣式 --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #03050a;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 242, 254, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(79, 172, 254, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 50% 50%, rgba(12, 19, 40, 0.8) 0%, #010205 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-outfit);
    font-size: 1.15rem; /* Scaled up base size */
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    line-height: 1.7; /* More breathing room */
}

/* Cinematic Overlay */
.cinematic-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    /* Vignette and Scanlines */
    background: 
        radial-gradient(circle at center, transparent 40%, rgba(0, 0, 0, 0.8) 100%),
        linear-gradient(rgba(255, 255, 255, 0.015) 50%, rgba(0, 0, 0, 0.015) 50%);
    background-size: 100% 100%, 100% 4px;
}

/* --- 導覽列 --- */
.navbar {
    background: rgba(7, 11, 25, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px rgba(0, 242, 254, 0.2);
}

.nav-brand svg {
    stroke: var(--color-primary);
    filter: drop-shadow(0 0 6px var(--color-primary));
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
    background: rgba(0, 242, 254, 0.05);
    border-color: rgba(0, 242, 254, 0.15);
}

/* --- 主體容器 --- */
.container {
    flex: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
}

/* --- 頁尾與免責聲明 --- */
footer {
    background: rgba(6, 9, 20, 0.95);
    border-top: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    text-align: center;
    margin-top: auto;
}

.disclaimer-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px dashed rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    max-width: 800px;
    margin: 0 auto 1rem auto;
}

.disclaimer-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
    letter-spacing: 0.5px;
}

.disclaimer-text {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* --- 卡片 & 玻璃帷幕效果 (Glassmorphism) --- */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.35);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

/* --- 首頁大門戶佈局 --- */
.hero-section {
    text-align: center;
    margin-bottom: 3rem;
}

.hero-title {
    font-size: 4.2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    background: linear-gradient(135deg, #ffffff 30%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    color: var(--text-secondary);
    font-size: 1.4rem;
    max-width: 800px;
    margin: 0 auto;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.portal-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.portal-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portal-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-color-active);
    box-shadow: 0 12px 40px 0 rgba(0, 242, 254, 0.1);
    background: var(--bg-card-hover);
}

.portal-card:hover::before {
    opacity: 1;
}

.soup-bubble {
    background: rgba(0, 242, 254, 0.04);
    border: 1px solid rgba(0, 242, 254, 0.15);
    border-radius: 12px;
    padding: 0.85rem 1.25rem;
    font-size: 1.05rem;
    color: var(--color-primary);
    font-style: italic;
    line-height: 1.5;
    margin-bottom: 1.5rem;
    position: relative;
    text-align: center;
    box-shadow: inset 0 0 12px rgba(0, 242, 254, 0.05);
}

.soup-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 8px 8px 0;
    border-style: solid;
    border-color: rgba(0, 242, 254, 0.15) transparent;
    display: block;
    width: 0;
}

.portal-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.portal-card:hover .portal-icon-wrapper {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

.portal-card:hover .portal-icon-wrapper svg {
    stroke: var(--color-primary);
    transform: scale(1.1);
}

.portal-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.portal-desc {
    color: var(--text-secondary);
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.portal-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.25rem;
    transition: gap 0.3s ease;
    text-decoration: none;
    margin-top: auto;
}

.portal-card:hover .portal-btn {
    gap: 0.8rem;
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.5);
}

/* --- 表單控制樣式 --- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.form-control {
    background: rgba(7, 11, 25, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-outfit);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.15);
    background: rgba(7, 11, 25, 0.8);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2394a3b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2rem;
    padding-right: 2.5rem;
}

.btn-container {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    font-family: var(--font-outfit);
    border: 1px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: #030712;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 242, 254, 0.4);
    filter: brightness(1.05);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--text-secondary);
    transform: translateY(-2px);
}

/* --- 警告與狀態視窗 (Alert Panel) --- */
.alert-box {
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    border-left: 5px solid transparent;
    animation: slideIn 0.4s ease;
}

.alert-box svg {
    flex-shrink: 0;
    margin-top: 0.15rem;
}

.alert-danger {
    background: rgba(255, 94, 87, 0.08);
    border: 1px solid rgba(255, 94, 87, 0.2);
    border-left-color: var(--color-danger);
}

.alert-danger svg {
    stroke: var(--color-danger);
}

.alert-warning {
    background: rgba(255, 179, 0, 0.08);
    border: 1px solid rgba(255, 179, 0, 0.2);
    border-left-color: var(--color-warning);
}

.alert-warning svg {
    stroke: var(--color-warning);
}

.alert-success {
    background: rgba(5, 196, 107, 0.08);
    border: 1px solid rgba(5, 196, 107, 0.2);
    border-left-color: var(--color-success);
}

.alert-success svg {
    stroke: var(--color-success);
}

.alert-content {
    flex-grow: 1;
}

.alert-title {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.35rem;
}

.alert-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.alert-list {
    margin-top: 0.5rem;
    padding-left: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.alert-list li {
    margin-bottom: 0.25rem;
}

/* --- 記錄表格設計 --- */
.table-container {
    overflow-x: auto;
    margin-top: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.health-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.health-table th {
    background: rgba(12, 19, 40, 0.8);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    letter-spacing: 0.5px;
}

.health-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.health-table tr:last-child td {
    border-bottom: none;
}

.health-table tr {
    transition: background-color 0.2s ease;
}

.health-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

/* 警示行狀態 */
.row-warning {
    background: rgba(255, 179, 0, 0.03) !important;
}
.row-warning:hover {
    background: rgba(255, 179, 0, 0.06) !important;
}
.row-danger {
    background: rgba(255, 94, 87, 0.03) !important;
    border-left: 3px solid var(--color-danger);
}
.row-danger:hover {
    background: rgba(255, 94, 87, 0.06) !important;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-normal {
    background: rgba(5, 196, 107, 0.15);
    color: var(--color-success);
    border: 1px solid rgba(5, 196, 107, 0.25);
}

.badge-warning {
    background: rgba(255, 179, 0, 0.15);
    color: var(--color-warning);
    border: 1px solid rgba(255, 179, 0, 0.25);
}

.badge-danger {
    background: rgba(255, 94, 87, 0.15);
    color: var(--color-danger);
    border: 1px solid rgba(255, 94, 87, 0.25);
    box-shadow: 0 0 8px rgba(255, 94, 87, 0.2);
}

/* --- 體態檢測拖放上傳區 --- */
.upload-container {
    border: 2px dashed var(--border-color);
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.01);
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.upload-container:hover, .upload-container.dragover {
    border-color: var(--color-primary);
    background: rgba(0, 242, 254, 0.03);
    box-shadow: inset 0 0 20px rgba(0, 242, 254, 0.05);
}

.upload-icon-wrapper {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.upload-container:hover .upload-icon-wrapper {
    background: rgba(0, 242, 254, 0.08);
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.15);
}

.upload-container:hover .upload-icon-wrapper svg {
    stroke: var(--color-primary);
    transform: translateY(-4px);
}

.upload-icon-wrapper svg {
    transition: all 0.3s ease;
}

.upload-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.upload-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.file-input {
    display: none;
}

/* --- 載入動畫 (Scanner Effect) --- */
.loading-wrapper {
    display: none; /* 預設隱藏 */
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 0;
    gap: 1.5rem;
}

.scanner-box {
    position: relative;
    width: 200px;
    height: 200px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scanner-box svg {
    stroke: rgba(0, 242, 254, 0.2);
    width: 100px;
    height: 100px;
}

.scanner-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    box-shadow: 0 0 12px var(--color-primary);
    animation: scan 2s linear infinite;
}

.loading-text {
    font-size: 0.95rem;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 1px;
    text-shadow: 0 0 8px rgba(0, 242, 254, 0.3);
}

/* --- 體態分析結果佈局 --- */
.result-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.result-image-wrapper {
    position: relative;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    background: #030712;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
}

.result-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.result-report-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.report-section-title {
    font-size: 1.1rem;
    font-weight: 700;
    border-left: 4px solid var(--color-primary);
    padding-left: 0.75rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.metric-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
}

.metric-value {
    font-size: 1.4rem;
    font-weight: 800;
}

.metric-status {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    font-weight: 600;
}

.report-advice-box {
    background: rgba(5, 196, 107, 0.03);
    border: 1px solid rgba(5, 196, 107, 0.15);
    border-radius: 12px;
    padding: 1.25rem;
}

.report-advice-title {
    color: var(--color-success);
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.report-advice-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.report-advice-list {
    margin-top: 0.5rem;
    padding-left: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.report-advice-list li {
    margin-bottom: 0.35rem;
}

/* --- 動畫定義 --- */
@keyframes scan {
    0% { top: 0%; }
    50% { top: 100%; }
    100% { top: 0%; }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- 響應式微調 --- */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    .nav-links {
        width: 100%;
        justify-content: center;
        gap: 0.75rem;
    }
    .nav-link {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
    .container {
        padding: 1.5rem 1rem;
    }
    .hero-title {
        font-size: 1.85rem;
    }
    .glass-card {
        padding: 1.25rem;
    }
}