/* ===================================
   TPAD-CRS Base Stylesheet
   =================================== */

/* CSS Variables - UI-Agent 設計系統 */
:root {
    /* 色彩系統 - 從 Figma 提取 */
    --primary-blue: #155dfc;           /* 主要藍色（圖標背景） */
    --primary-blue-light: #2b7fff;     /* 淺藍（統計圓點、hover） */
    --primary-blue-badge: #1447e6;     /* Badge 藍色文字 */

    --success-green: #00c950;          /* 成功綠色（進行中） */
    --danger-red: #fb2c36;             /* 危險紅色（AE 事件） */
    --purple-badge: #8200db;           /* 紫色 Badge 文字 */

    --black-primary: #030213;          /* 主要黑色（按鈕、文字） */
    --gray-text: #717182;              /* 灰色文字（次要文字） */
    --gray-medium: #6a7282;            /* 中灰色（已結案） */
    --gray-bg: #f3f3f5;                /* 淺灰背景（輸入框） */

    --border-color: rgba(0,0,0,0.1);   /* 邊框顏色 */

    /* Badge 顏色 */
    --badge-blue-bg: #e7f0ff;          /* 藍色 Badge 背景 */
    --badge-blue-border: #bedbff;      /* 藍色 Badge 邊框 */
    --badge-purple-bg: #f3e5ff;        /* 紫色 Badge 背景 */
    --badge-purple-border: #e9d4ff;    /* 紫色 Badge 邊框 */

    /* 相容舊變數 */
    --primary-color: #155dfc;
    --primary-hover: #2b7fff;
    --primary-light: #e7f0ff;
    --secondary-color: #06b6d4;
    --secondary-hover: #0891b2;
    --secondary-light: #e0f2fe;
    --success-color: #00c950;
    --warning-color: #f59e0b;
    --error-color: #fb2c36;
    --info-color: #155dfc;
    --accent-color: #ec4899;
    --accent-light: #fce7f3;

    /* Navbar Button Colors - 四色區分配色（無紫藍） */
    --btn-register-bg: #e8f5e9;
    /* 淺綠色背景 */
    --btn-register-text: #2e7d32;
    /* 深綠色文字 */
    --btn-register-hover: #c8e6c9;
    /* hover 更淺的綠色 */

    --btn-download-bg: #fff3e0;
    /* 淺橘色背景 */
    --btn-download-text: #e65100;
    /* 深橘色文字 */
    --btn-download-hover: #ffe0b2;
    /* hover 更淺的橘色 */

    --btn-primary-bg: #fce4ec;
    /* 淡粉色背景 */
    --btn-primary-text: #c2185b;
    /* 深粉色文字 */
    --btn-primary-hover: #f8bbd0;
    /* hover 更淺的粉色 */

    --btn-user-bg: #f1f5f9;
    /* 淺灰色背景 */
    --btn-user-text: #475569;
    /* 深灰色文字 */
    --btn-user-hover: #e2e8f0;
    /* hover 灰色 */

    /* Neutrals */
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;

    /* 間距 - 基於 Figma */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-base: 16px;
    --spacing-lg: 17px;
    --spacing-xl: 24px;
    --spacing-2xl: 25px;

    /* 圓角 - 基於 Figma */
    --radius-sm: 8px;               /* 小元件（輸入框、按鈕） */
    --radius-md: 10px;              /* 中型卡片 */
    --radius-lg: 14px;              /* 大型卡片（登入卡片） */
    --radius-icon: 16px;            /* 圖標圓形背景 */
    --radius-full: 9999px;          /* 完全圓形（狀態點） */

    /* 陰影 - 基於 Figma */
    --shadow-card: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* 字體 - 基於 Figma */
    --font-family-base: Arial, sans-serif;
    --font-family-mono: Consolas, monospace;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Microsoft JhengHei", sans-serif;

    --font-size-xs: 12px;           /* Badge */
    --font-size-sm: 14px;           /* 表格、按鈕、輸入框 */
    --font-size-base: 16px;         /* 副標題 */
    --font-size-lg: 20px;           /* 按鈕文字 */
    --font-size-xl: 24px;           /* 標題、統計數字 */
    --font-size-2xl: 32px;          /* 大標題 */
    --font-size-3xl: 1.875rem;

    --line-height-tight: 14px;
    --line-height-sm: 16px;
    --line-height-base: 20px;
    --line-height-lg: 24px;
    --line-height-xl: 32px;
    --line-height-2xl: 36px;

    /* 尺寸 - 基於 Figma */
    --input-height: 36px;
    --button-height: 40px;
    --icon-sm: 14px;
    --icon-base: 16px;
    --icon-md: 20px;
    --status-dot: 12px;

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-color);  /* #155dfc 深藍色 */
}

/* Navigation Bar - Figma Style with Glass Effect */
.navbar {
    background-color: rgba(255, 255, 255, 0.8);  /* 淺色半透明 */
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);  /* 柔和陰影 */
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.nav-brand a {
    font-size: 18px;
    font-weight: 700;
    color: #030213;
    text-decoration: none;
}

.nav-subtitle {
    display: inline;
    font-size: 12px;
    color: #717182;
    font-weight: normal;
}

/* Navigation Actions - 四個按鈕 */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Button Styles - 淺色系設計 */
.nav-btn {
    background: var(--btn-user-bg);
    border: 1px solid transparent;
    border-radius: 12px;
    padding: 8px 16px;
    font-size: 14px;
    color: var(--btn-user-text);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease-in-out;
    height: 40px;
    font-family: var(--font-family);
    white-space: nowrap;
    min-width: 130px;
}

.nav-btn:hover {
    background: var(--btn-user-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.nav-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Register Button - 淺綠色背景（登記個案資料） */
.nav-btn-register {
    background: #e8f5e9;
    color: #2e7d32;
    border: none;
    height: 40px;
    font-weight: 500;
}

.nav-btn-register:hover {
    background: #c8e6c9;
    color: #1b5e20;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(46, 125, 50, 0.2);
}

.nav-btn-register:active {
    background: #a5d6a7;
    color: #1b5e20;
    transform: translateY(1px);
    box-shadow: 0 1px 2px rgba(46, 125, 50, 0.3) inset;
}

.nav-btn-register.active {
    background: #c8e6c9;
    color: #1b5e20;
    border-bottom: 3px solid #2e7d32;
    font-weight: 600;
    transform: none;
}

/* Download Button - 淺橘色背景（下載原始資料） */
.nav-btn-download {
    background: #fff3e0;
    color: #e65100;
    border: none;
    height: 40px;
    font-weight: 500;
}

.nav-btn-download:hover {
    background: #ffe0b2;
    color: #d84315;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(230, 81, 0, 0.2);
}

.nav-btn-download:active {
    background: #ffcc80;
    color: #d84315;
    transform: translateY(1px);
    box-shadow: 0 1px 2px rgba(230, 81, 0, 0.3) inset;
}

.nav-btn-download.active {
    background: #ffe0b2;
    color: #d84315;
    border-bottom: 3px solid #e65100;
    font-weight: 600;
    transform: none;
}

/* Primary Button - 淺粉色背景（新增收案） */
.nav-btn-primary {
    background: #fce4ec;
    color: #c2185b;
    border: none;
    height: 40px;
    font-weight: 500;
}

.nav-btn-primary:hover {
    background: #f8bbd0;
    color: #ad1457;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(194, 24, 91, 0.2);
}

.nav-btn-primary:active {
    background: #f48fb1;
    color: #ad1457;
    transform: translateY(1px);
    box-shadow: 0 1px 2px rgba(194, 24, 91, 0.3) inset;
}

.nav-btn-primary.active {
    background: #f8bbd0;
    color: #ad1457;
    border-bottom: 3px solid #c2185b;
    font-weight: 600;
    transform: none;
}

/* Manage Button - 淺藍色背景（收案管理） */
.nav-btn-manage {
    background: #e7f0ff;
    color: #1447e6;
    border: none;
    height: 40px;
    font-weight: 500;
}

.nav-btn-manage:hover {
    background: #d1e3ff;
    color: #0d3cc7;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(20, 71, 230, 0.2);
}

.nav-btn-manage:active {
    background: #bbdefb;
    color: #0d3cc7;
    transform: translateY(1px);
    box-shadow: 0 1px 2px rgba(20, 71, 230, 0.3) inset;
}

.nav-btn-manage.active {
    background: #d1e3ff;
    color: #0d3cc7;
    border-bottom: 3px solid #1447e6;
    font-weight: 600;
    transform: none;
}

/* User Menu */
.nav-user-menu {
    position: relative;
}

.nav-user-menu .nav-btn {
    background: white;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.nav-user-menu .nav-btn:hover {
    background: var(--bg-color);
    color: var(--text-primary);
    transform: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.nav-user-name {
    font-weight: 600;
}

.nav-user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    display: none;
    z-index: 1000;
    overflow: hidden;
}

.nav-user-dropdown.active {
    display: block;
}

.nav-dropdown-item {
    display: block;
    padding: 12px 16px;
    font-size: 14px;
    color: #030213;
    text-decoration: none;
    transition: background 0.2s;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-dropdown-item:last-child {
    border-bottom: none;
}

.nav-dropdown-item:hover {
    background: #f3f3f5;
}

.nav-dropdown-danger {
    color: var(--error-color);
}

.nav-dropdown-danger:hover {
    background: #fef2f2;
}

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-base);
}

/* Flash Messages */
.flash-container {
    position: fixed;
    top: 80px;
    right: var(--spacing-lg);
    z-index: 20000;  /* 高於 modal (10000) 確保訊息不被遮擋 */
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 400px;
}

.flash {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideIn 0.3s ease-out;
    transition: opacity var(--transition-base);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.flash-success {
    background-color: var(--success-color);
    color: white;
}

.flash-error {
    background-color: var(--error-color);
    color: white;
}

.flash-warning {
    background-color: var(--warning-color);
    color: white;
}

.flash-info {
    background-color: var(--info-color);
    color: white;
}

.flash-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    margin-left: var(--spacing-md);
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.flash-close:hover {
    opacity: 1;
}

/* Main Content */
.main-content {
    min-height: calc(100vh - 100px);
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

/* Footer */
.footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.footer-section h4 {
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.4;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea,
select.form-control {
    width: 100%;
    padding: var(--spacing-md);
    border: 1.5px solid #e2e8f0;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    background-color: #ffffff;
    transition: all 0.2s ease;
    color: var(--text-primary);
}

/* SELECT 專屬樣式改進 */
.form-select,
select.form-control {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' fill='none'%3E%3Cpath d='M4 6l4 4 4-4' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
    cursor: pointer;
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover,
select.form-control:hover {
    border-color: #cbd5e1;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus,
select.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(21, 93, 252, 0.1);
    background-color: #ffffff;
}

/* SELECT 選項樣式 */
.form-select option,
select.form-control option {
    padding: 8px 12px;
    background-color: #ffffff;
    color: var(--text-primary);
}

/* 禁用狀態 */
.form-select:disabled,
select.form-control:disabled {
    background-color: #f3f4f6;
    cursor: not-allowed;
    opacity: 0.6;
}

.form-input.error {
    border-color: var(--error-color);
}

.form-error {
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-help {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--black-primary, #030213);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-blue-light, #2b7fff);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(43, 127, 255, 0.3);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #475569;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-danger {
    background-color: var(--error-color);
    color: white;
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
    background-color: var(--primary-color);
    color: white;
}

/* Cards */
.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.card-header {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

/* Responsive Design */
@media (min-width: 768px) {
    .nav-subtitle {
        display: inline;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-subtitle {
        display: none;
    }

    .nav-actions {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background-color: var(--surface-color);
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-lg);
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        box-shadow: var(--shadow-md);
        display: none;
        gap: 8px;
    }

    .nav-actions.active {
        display: flex;
    }

    .nav-btn {
        width: 100%;
        justify-content: center;
        height: 40px;
    }

    .nav-user-menu {
        width: 100%;
    }

    .nav-user-menu .nav-btn {
        width: 100%;
        justify-content: space-between;
    }

    .nav-user-dropdown {
        position: static;
        margin-top: 8px;
        box-shadow: none;
        border: 1px solid rgba(0, 0, 0, 0.1);
    }

    .flash-container {
        left: var(--spacing-md);
        right: var(--spacing-md);
        max-width: none;
    }

    .main-content {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mt-4 {
    margin-top: var(--spacing-xl);
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

.mb-4 {
    margin-bottom: var(--spacing-xl);
}

.hidden {
    display: none;
}

/* ===================================
   Delete Confirmation Modal (通用刪除確認模態框)
   =================================== */

.delete-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(3, 2, 19, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1100;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-in-out;
}

.delete-modal-overlay.show {
    display: flex;
}

.delete-modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.delete-modal-header {
    padding: 24px 24px 16px 24px;
    border-bottom: 1px solid #e5e7eb;
    background: #fef2f2;
}

.delete-modal-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: #dc2626;
    display: flex;
    align-items: center;
    gap: 12px;
}

.delete-modal-header h3::before {
    content: '⚠️';
    font-size: 24px;
}

.delete-modal-body {
    padding: 24px;
}

.delete-warning-text {
    font-size: 15px;
    color: #374151;
    margin-bottom: 20px;
    line-height: 1.6;
}

.delete-item-info {
    background: #f9fafb;
    border-left: 4px solid #dc2626;
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.delete-item-title {
    font-size: 14px;
    font-weight: 600;
    color: #030213;
    margin-bottom: 4px;
}

.delete-item-subtitle {
    font-size: 13px;
    color: #6b7280;
}

.delete-impact-list {
    background: #fff7ed;
    border: 1px solid #fed7aa;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}

.delete-impact-list h4 {
    margin: 0 0 12px 0;
    font-size: 14px;
    font-weight: 600;
    color: #92400e;
}

.delete-impact-list ul {
    margin: 0;
    padding-left: 20px;
    font-size: 13px;
    color: #78350f;
    line-height: 1.8;
}

.delete-modal-footer {
    padding: 16px 24px;
    background: #f9fafb;
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    border-top: 1px solid #e5e7eb;
}

.delete-modal-btn {
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.delete-modal-btn-cancel {
    background: white;
    color: #374151;
    border: 1px solid #d1d5db;
}

.delete-modal-btn-cancel:hover {
    background: #f9fafb;
    border-color: #9ca3af;
}

.delete-modal-btn-confirm {
    background: #dc2626;
    color: white;
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3);
}

.delete-modal-btn-confirm:hover {
    background: #b91c1c;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.4);
}

.delete-modal-btn-confirm:active {
    transform: scale(0.98);
}

/* ===================================
   Glass UI (iOS Glassmorphism) - Light Theme
   =================================== */

/* 通用玻璃卡片 - 淺色 */
.glass {
    background: rgba(255, 255, 255, 0.7);  /* 70% 白色半透明 */
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

/* 玻璃卡片變體 */
.glass-light {
    background: rgba(255, 255, 255, 0.85);  /* 更不透明，文字更清晰 */
    backdrop-filter: blur(15px) saturate(150%);
    -webkit-backdrop-filter: blur(15px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.glass-subtle {
    background: rgba(250, 250, 252, 0.75);  /* 微微灰的玻璃 */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* 玻璃按鈕 - 主要（藍色） */
.btn-glass-primary {
    background: linear-gradient(
        135deg,
        rgba(231, 240, 255, 0.9) 0%,   /* 淡藍半透明 */
        rgba(219, 234, 254, 0.9) 100%
    );
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(43, 127, 255, 0.3);
    color: #155dfc;  /* 深藍文字 */
    font-weight: 600;
    box-shadow:
        0 4px 16px rgba(43, 127, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-glass-primary:hover {
    background: linear-gradient(
        135deg,
        rgba(219, 234, 254, 0.95) 0%,
        rgba(191, 219, 254, 0.95) 100%
    );
    border-color: rgba(43, 127, 255, 0.5);
    box-shadow:
        0 6px 20px rgba(43, 127, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

/* 玻璃按鈕 - 次要（白色） */
.btn-glass-secondary {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #374151;  /* 深灰文字 */
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.btn-glass-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.15);
    box-shadow:
        0 6px 16px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

/* 玻璃按鈕 - 成功（綠色） */
.btn-glass-success {
    background: linear-gradient(
        135deg,
        rgba(209, 250, 229, 0.9) 0%,  /* 淡綠半透明 */
        rgba(167, 243, 208, 0.9) 100%
    );
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(0, 201, 80, 0.3);
    color: #065f46;  /* 深綠文字 */
    font-weight: 600;
}

.btn-glass-success:hover {
    background: linear-gradient(
        135deg,
        rgba(167, 243, 208, 0.95) 0%,
        rgba(134, 239, 172, 0.95) 100%
    );
    border-color: rgba(0, 201, 80, 0.5);
}

/* 導航欄玻璃效果 */
.navbar-glass {
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
}

/* 輸入框玻璃效果 */
.input-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #030213;  /* 深色文字 */
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.04),
        inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.input-glass:focus {
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(43, 127, 255, 0.4);
    box-shadow:
        0 4px 16px rgba(43, 127, 255, 0.12),
        inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.input-glass::placeholder {
    color: #9ca3af;  /* 灰色 placeholder */
}

/* Modal 玻璃效果 */
.modal-glass {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(30px) saturate(180%);
    -webkit-backdrop-filter: blur(30px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow:
        0 16px 48px rgba(0, 0, 0, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* Backdrop 遮罩 */
.modal-backdrop-glass {
    background: rgba(0, 0, 0, 0.25);  /* 淡黑遮罩 */
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

/* 工具類 - 模糊程度 */
.glass-blur-sm {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-blur-md {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.glass-blur-lg {
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
}

/* 工具類 - 透明度 */
.glass-opacity-light { background: rgba(255, 255, 255, 0.6); }
.glass-opacity-medium { background: rgba(255, 255, 255, 0.75); }
.glass-opacity-heavy { background: rgba(255, 255, 255, 0.9); }