/* CHT Ticket 樣式表 - 支援白底黑字與暗黑模式 */

/* === 全域設定 === */
:root {
    /* 暗黑主題（預設） */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-card: #1c2128;
    --bg-hover: #30363d;

    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;

    --accent-primary: #58a6ff;
    --accent-secondary: #1f6feb;
    --accent-success: #3fb950;
    --accent-warning: #d29922;
    --accent-danger: #f85149;

    --border-color: #30363d;
    --border-light: #21262d;

    /* 狀態色彩 */
    --status-open-bg: rgba(210, 153, 34, 0.15);
    --status-open-text: #d29922;
    --status-progress-bg: rgba(56, 139, 253, 0.15);
    --status-progress-text: #58a6ff;
    --status-resolved-bg: rgba(63, 185, 80, 0.15);
    --status-resolved-text: #3fb950;
    --status-closed-bg: rgba(139, 148, 158, 0.15);
    --status-closed-text: #8b949e;
}

/* 白底黑字主題 */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f6f8fa;
    --bg-tertiary: #eaeef2;
    --bg-card: #ffffff;
    --bg-hover: #f3f4f6;

    --text-primary: #1f2328;
    --text-secondary: #656d76;
    --text-muted: #8b949e;

    --accent-primary: #0969da;
    --accent-secondary: #0550ae;
    --accent-success: #1a7f37;
    --accent-warning: #9a6700;
    --accent-danger: #cf222e;

    --border-color: #d0d7de;
    --border-light: #eaeef2;

    --status-open-bg: rgba(210, 153, 34, 0.15);
    --status-open-text: #9a6700;
    --status-progress-bg: rgba(56, 139, 253, 0.15);
    --status-progress-text: #0969da;
    --status-resolved-bg: rgba(63, 185, 80, 0.15);
    --status-resolved-text: #1a7f37;
    --status-closed-bg: rgba(139, 148, 158, 0.15);
    --status-closed-text: #656d76;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

/* === Header === */
.header {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: background-color 0.3s, border-color 0.3s;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo .subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.nav {
    display: flex;
    gap: 0.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
    font-weight: 500;
    font-size: 0.9rem;
}

.nav-link:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.nav-link.admin-link {
    color: var(--accent-warning);
    border: 1px solid var(--accent-warning);
}

.nav-link.admin-link:hover {
    background-color: var(--accent-warning);
    color: var(--bg-primary);
}

/* Theme Toggle Button */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background: var(--bg-hover);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
}

/* Language Switch Button */
.lang-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    min-width: 40px;
}

.lang-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    text-decoration: none;
}

/* === Main Container === */
.main {
    min-height: calc(100vh - 160px);
    padding: 2rem;
    transition: background-color 0.3s;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* === 卡片 === */
.form-card,
.ticket-info {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    max-width: 700px;
    margin: 0 auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s, border-color 0.3s;
}

.ticket-info {
    max-width: 1000px;
}

/* === Flash Messages === */
.flash-messages {
    max-width: 1000px;
    margin: 0 auto 1.5rem;
}

.flash {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    border-left: 4px solid;
}

.flash-error {
    background-color: rgba(248, 81, 73, 0.1);
    color: var(--accent-danger);
    border-left-color: var(--accent-danger);
}

.flash-success {
    background-color: rgba(63, 185, 80, 0.1);
    color: var(--accent-success);
    border-left-color: var(--accent-success);
}

.flash-warning {
    background-color: rgba(210, 153, 34, 0.1);
    color: var(--accent-warning);
    border-left-color: var(--accent-warning);
}

/* === Form Styles === */
.form-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-subtitle {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.form-section {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-light);
}

.form-section:last-child {
    border-bottom: none;
}

.form-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-primary);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group label .required {
    color: var(--accent-danger);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-hint {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.radio-group {
    display: flex;
    gap: 1.5rem;
}

.radio-group label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: normal;
    cursor: pointer;
    color: var(--text-primary);
}

select.form-control {
    cursor: pointer;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    gap: 0.5rem;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--accent-secondary);
}

.btn-secondary {
    background-color: var(--accent-success);
    color: #ffffff;
}

.btn-secondary:hover {
    background-color: #2ea043;
}

.btn-outline {
    background-color: transparent;
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.btn-outline:hover {
    background-color: var(--accent-primary);
    color: #ffffff;
}

.btn-group {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

/* === Captcha === */
.captcha-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.captcha-image {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    background-color: var(--bg-secondary);
}

.captcha-refresh {
    font-size: 0.9rem;
    color: var(--accent-primary);
    cursor: pointer;
}

/* === Schedule Table === */
.schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.schedule-table th,
.schedule-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.schedule-table th {
    background-color: var(--bg-secondary);
    font-weight: 500;
    color: var(--text-secondary);
}

.schedule-table input[type="time"] {
    padding: 0.5rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    width: 100px;
}

/* === Ticket Info === */
.ticket-alert {
    background-color: var(--status-warning-bg, rgba(210, 153, 34, 0.15));
    border: 1px solid rgba(210, 153, 34, 0.3);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    color: var(--accent-warning);
}

/* === Status Badge === */
.status-badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-open {
    background-color: var(--status-open-bg);
    color: var(--status-open-text);
}

.status-resolved {
    background-color: var(--status-resolved-bg);
    color: var(--status-resolved-text);
}

.status-closed,
.status-CLOSED {
    background-color: var(--status-closed-bg);
    color: var(--status-closed-text);
}

.status-IN_PROGRESS,
.status-progress {
    background-color: var(--status-progress-bg);
    color: var(--status-progress-text);
}

/* === Dashboard === */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.2s, background-color 0.3s;
}

.stat-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-card .stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

.stat-card.total .stat-value { color: var(--accent-primary); }
.stat-card.open .stat-value { color: var(--status-open-text); }
.stat-card.progress .stat-value { color: var(--status-progress-text); }
.stat-card.resolved .stat-value { color: var(--status-resolved-text); }
.stat-card.closed .stat-value { color: var(--status-closed-text); }

/* === Ticket Table === */
.ticket-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: background-color 0.3s;
}

.ticket-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 1rem;
    text-align: left;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ticket-table td {
    padding: 1rem;
    border-top: 1px solid var(--border-light);
    color: var(--text-primary);
}

.ticket-table tbody tr {
    transition: background-color 0.2s;
}

.ticket-table tbody tr:hover {
    background-color: var(--bg-hover);
}

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

/* === Progress Steps === */
.status-progress {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: background-color 0.3s;
}

.progress-container {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.progress-step {
    display: flex;
    align-items: flex-start;
    position: relative;
    padding: 0.75rem 0;
}

.progress-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 15px;
    top: 45px;
    width: 2px;
    height: calc(100% - 30px);
    background: var(--border-color);
}

.progress-step.completed:not(:last-child)::after {
    background: var(--accent-success);
}

.progress-step .step-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 1;
}

.progress-step.completed .step-icon {
    background: var(--accent-success);
    border-color: var(--accent-success);
    color: #ffffff;
}

.progress-step.current .step-icon {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #ffffff;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(88, 166, 255, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(88, 166, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(88, 166, 255, 0); }
}

.progress-step .step-content {
    flex: 1;
    padding-bottom: 0.5rem;
}

.progress-step .step-title {
    font-weight: 600;
    color: var(--text-primary);
}

.progress-step .step-time {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* === Activity Log === */
.activity-log {
    margin-top: 2rem;
}

.activity-entry {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: background-color 0.3s;
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-light);
}

.activity-number {
    font-weight: 600;
    color: var(--accent-primary);
}

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

.activity-content {
    white-space: pre-wrap;
    font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* === Info Grid === */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.info-item {
    background: var(--bg-secondary);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-light);
    transition: background-color 0.3s;
}

.info-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-weight: 500;
    color: var(--text-primary);
}

/* === Modal === */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.3);
    transition: background-color 0.3s;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    padding: 0.25rem;
}

.modal-close:hover {
    color: var(--text-primary);
}

/* === Action Buttons === */
.action-buttons {
    display: flex;
    gap: 0.75rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

/* === Footer === */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

/* === Admin Mode Badge === */
.admin-badge {
    background: linear-gradient(135deg, var(--accent-warning), #b8860b);
    color: #000;
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* === Status Header === */
.status-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.status-header .ticket-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent-primary);
}

/* === Ticket Success === */
.ticket-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-success);
    margin-bottom: 0.5rem;
}

.pin-code {
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

/* === Responsive === */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .status-header {
        flex-direction: column;
        gap: 1rem;
    }

    .stats-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .ticket-table {
        font-size: 0.9rem;
    }

    .ticket-table th,
    .ticket-table td {
        padding: 0.75rem 0.5rem;
    }

    .main {
        padding: 1rem;
    }
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bg-hover);
}