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

:root {
    --primary-100: #019b98;
    --primary-200: #55ccc9;
    --primary-300: #c1ffff;
    --accent-100:  #dd0025;
    --accent-200:  #ffbfab;
    --text-100:    #014e60;
    --text-200:    #3f7a8d;
    --bg-100:      #fbfbfb;
    --bg-200:      #f1f1f1;
    --bg-300:      #c8c8c8;
    --sidebar-width: 250px;
}

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

body {
    font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-200);
    color: var(--text-200);
    font-size: 0.9rem;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-100);
    font-weight: 600;
}

a {
    color: var(--primary-100);
    text-decoration: none;
}
a:hover {
    color: var(--primary-200);
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--text-100);
    color: #fff;
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform 0.3s ease;
}

.sidebar-brand {
    padding: 1.25rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: brightness(10);
}

.sidebar-brand span {
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    line-height: 1.2;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem 0;
}

.sidebar-nav .nav-section {
    padding: 0.5rem 1.25rem 0.25rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.4);
    font-weight: 600;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 1.25rem;
    color: rgba(255,255,255,0.75);
    font-size: 0.875rem;
    border-radius: 0;
    transition: all 0.15s ease;
}

.sidebar-nav .nav-link i {
    font-size: 1.1rem;
    width: 1.25rem;
    text-align: center;
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link.active {
    background-color: var(--primary-100);
    color: #fff;
}

.sidebar-footer {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 0.75rem 1.25rem;
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.5rem;
}

.sidebar-footer .user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: var(--primary-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.85rem;
    color: #fff;
    flex-shrink: 0;
}

.sidebar-footer .user-name {
    color: #fff;
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.2;
}

.sidebar-footer .user-role {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.5);
}

.sidebar-footer .footer-actions {
    display: flex;
    gap: 0.5rem;
}

.sidebar-footer .footer-actions .btn {
    flex: 1;
    font-size: 0.75rem;
    padding: 0.3rem 0.5rem;
}

.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 1.5rem 2rem;
}

.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 56px;
    background: var(--text-100);
    z-index: 1030;
    align-items: center;
    padding: 0 1rem;
}

.mobile-header .btn-toggle {
    color: #fff;
    background: none;
    border: none;
    font-size: 1.5rem;
    padding: 0.25rem 0.5rem;
}

.mobile-header .brand-text {
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    margin-left: 0.5rem;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1035;
}

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.show {
        transform: translateX(0);
    }
    .sidebar-overlay.show {
        display: block;
    }
    .main-content {
        margin-left: 0;
        padding-top: 4.5rem;
    }
    .mobile-header {
        display: flex;
    }
}

.card {
    background: var(--bg-100);
    border: 1px solid var(--bg-300);
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
    transition: none;
}

.card:hover {
    transform: none;
}

.card-header {
    background: var(--bg-100);
    border-bottom: 1px solid var(--bg-300);
    font-weight: 600;
}

.stat-card {
    border: none;
    border-radius: 0.75rem;
    padding: 1.25rem;
    background: var(--bg-100);
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-100);
    line-height: 1;
    margin-top: 0.75rem;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--text-200);
    margin-top: 0.25rem;
}

.table {
    font-size: 0.875rem;
    margin-bottom: 0;
}

.table thead th {
    background-color: var(--text-100);
    color: #fff;
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: none;
    letter-spacing: 0;
    padding: 0.65rem 0.75rem;
    border: none;
    white-space: nowrap;
}

.table tbody tr {
    transition: background-color 0.1s ease;
}

.table tbody tr:hover {
    background-color: var(--primary-300) !important;
}

.table tbody td {
    padding: 0.6rem 0.75rem;
    vertical-align: middle;
    border-color: var(--bg-300);
}

.btn-primary,
.btn-primary:focus {
    background-color: var(--primary-100);
    border-color: var(--primary-100);
    color: #fff;
}
.btn-primary:hover {
    background-color: var(--primary-200);
    border-color: var(--primary-200);
}

.btn-outline-primary {
    color: var(--primary-100);
    border-color: var(--primary-100);
}
.btn-outline-primary:hover {
    background-color: var(--primary-100);
    border-color: var(--primary-100);
    color: #fff;
}

.btn-danger,
.btn-danger:focus {
    background-color: var(--accent-100);
    border-color: var(--accent-100);
}

.btn-outline-danger {
    color: var(--accent-100);
    border-color: var(--accent-100);
}
.btn-outline-danger:hover {
    background-color: var(--accent-100);
    border-color: var(--accent-100);
    color: #fff;
}

.btn-success,
.btn-success:focus {
    background-color: var(--primary-100);
    border-color: var(--primary-100);
}
.btn-success:hover {
    background-color: var(--primary-200);
    border-color: var(--primary-200);
}

.btn-outline-success {
    color: var(--primary-100);
    border-color: var(--primary-100);
}
.btn-outline-success:hover {
    background-color: var(--primary-100);
    border-color: var(--primary-100);
    color: #fff;
}

.btn-warning {
    background-color: var(--primary-100);
    border-color: var(--primary-100);
    color: #fff;
}
.btn-warning:hover {
    background-color: var(--primary-200);
    border-color: var(--primary-200);
    color: #fff;
}

.btn {
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.4rem 0.85rem;
}

.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 0.3em 0.6em;
    border-radius: 0.35rem;
}

.badge.bg-primary {
    background-color: var(--primary-100) !important;
}
.badge.bg-success {
    background-color: #28a745 !important;
}
.badge.bg-danger {
    background-color: var(--accent-100) !important;
}
.badge.bg-info {
    background-color: var(--primary-200) !important;
}

.alert {
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.modal-content {
    border-radius: 0.75rem;
    border: none;
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.modal-header {
    border-bottom: 1px solid var(--bg-300);
    padding: 1rem 1.25rem;
}

.modal-footer {
    border-top: 1px solid var(--bg-300);
    padding: 0.75rem 1.25rem;
}

.form-control, .form-select {
    border-radius: 0.5rem;
    border: 1px solid var(--bg-300);
    font-size: 0.875rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-100);
    box-shadow: 0 0 0 0.2rem rgba(1, 155, 152, 0.15);
}

.form-label {
    font-size: 0.825rem;
    font-weight: 500;
    color: var(--text-100);
}

.page-header {
    margin-bottom: 1.5rem;
}

.page-header h2 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.page-header p {
    color: var(--text-200);
    font-size: 0.875rem;
    margin-bottom: 0;
}

.text-primary {
    color: var(--primary-100) !important;
}

.text-success {
    color: #28a745 !important;
}

.text-danger {
    color: var(--accent-100) !important;
}

.text-warning {
    color: #e09100 !important;
}

code {
    color: var(--text-100);
    background: var(--bg-200);
    padding: 0.15em 0.4em;
    border-radius: 0.25rem;
    font-size: 0.825rem;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0f7f7 0%, var(--bg-200) 50%, #e8f4f8 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    border-radius: 1rem;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    border: 1px solid var(--bg-300);
}

.table-light th {
    background-color: var(--text-100) !important;
    color: #fff !important;
}