/* =========================================================
   DESIGN TOKENS
   ========================================================= */
:root {
    --color-primary: #1d4ed8;
    --color-primary-hover: #1e40af;
    --color-secondary: #475569;
    --color-success: #15803d;
    --color-warning: #d97706;
    --color-danger: #dc2626;
    --color-info: #0284c7;

    --color-bg: #f8fafc;
    --color-surface: #ffffff;
    --color-surface-muted: #f1f5f9;
    --color-border: #e2e8f0;

    --color-text: #0f172a;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-7: 32px;

    --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

/* =========================================================
   BASE
   ========================================================= */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-base);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

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

a:hover {
    text-decoration: underline;
}

h1, h2, h3, h4, h5 {
    margin: 0 0 var(--space-3);
    color: var(--color-text);
}

p {
    margin: 0 0 var(--space-4);
}

/* =========================================================
   PAGE
   ========================================================= */
.page-shell {
    padding: var(--space-6);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.page-subtitle {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0;
}

/* =========================================================
   CARD
   ========================================================= */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-6);
}

.card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: var(--space-6);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

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

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

.btn-secondary {
    background: #fff;
    color: var(--color-secondary);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface-muted);
}

.btn-danger {
    background: var(--color-danger);
    color: #fff;
}

/* =========================================================
   FORMS
   ========================================================= */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 600;
}

.form-control,
select,
textarea,
input[type="text"],
input[type="date"],
input[type="file"] {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 14px;
    background: #fff;
    color: var(--color-text);
}

.form-control:focus,
select:focus,
textarea:focus,
input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.12);
}

.form-help {
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-text-muted);
}

/* =========================================================
   TABLES
   ========================================================= */
.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #fff;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.table th,
.table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.table th {
    background: var(--color-surface-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

.table tbody tr:hover {
    background: #f8fbff;
}

/* =========================================================
   BADGES
   ========================================================= */
.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 700;
}

.badge-success {
    background: #dcfce7;
    color: #166534;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background: #e0f2fe;
    color: #075985;
}

.badge-muted {
    background: #e2e8f0;
    color: #334155;
}

/* =========================================================
   ALERTS
   ========================================================= */
.alert {
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid transparent;
    margin-bottom: var(--space-5);
    font-size: 14px;
}

.alert-success {
    background: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-warning {
    background: #fffbeb;
    border-color: #fde68a;
    color: #92400e;
}

.alert-danger {
    background: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.alert-info {
    background: #f0f9ff;
    border-color: #bae6fd;
    color: #075985;
}

/* =========================================================
   UTILITIES
   ========================================================= */
.text-muted {
    color: var(--color-text-muted);
}

.d-flex {
    display: flex;
}

.justify-between {
    justify-content: space-between;
}

.align-center {
    align-items: center;
}

.gap-3 {
    gap: 12px;
}

.mb-0 {
    margin-bottom: 0;
}



/* =========================================================
   PAGE TITLE
   ========================================================= */
.page-intro {
    padding: 24px 24px 12px;
}

.page-intro__inner {
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    border: 1px solid #e2e8f0;
    border-left: 4px solid #2563eb; /* ← adds emphasis */
    border-radius: 14px;
    padding: 22px 24px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.page-title {
    font-size: 1.9rem;
    font-weight: 800;
    margin-bottom: 6px;
    color: #0f172a;
}

.page-subtitle {
    font-size: 0.95rem;
    color: #64748b;
}

/* =========================================================
   FOOTER
   ========================================================= */
.app-footer {
    margin-top: 32px;
    border-top: 1px solid var(--color-border);
    background: #ffffff;
    padding: 14px 20px;
}

.app-footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.app-footer__left {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--color-text-muted);
}

.app-footer__brand {
    font-weight: 500;
}

.app-footer__version {
    background: #f1f5f9;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: #475569;
}

.app-footer__right {
    display: flex;
    align-items: center;
    gap: 8px;
}



/* =========================================================
   APP NAVBAR
   ========================================================= */
.app-navbar {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%) !important;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.25);
    padding: 10px 0;
}

.app-navbar__brand {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    color: #fff !important;
    text-decoration: none;
}

.app-navbar__brand:hover {
    color: #fff !important;
    text-decoration: none;
}

.app-navbar__brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    font-size: 1.1rem;
    box-shadow: 0 8px 18px rgba(37, 99, 235, 0.25);
    flex-shrink: 0;
}

.app-navbar__brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.app-navbar__brand-title {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 0.3px;
    color: #fff;
}

.app-navbar__brand-subtitle {
    margin-top: 0.15rem;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.78);
    font-weight: 500;
}

.app-navbar__nav {
    align-items: center;
    gap: 0.35rem;
}

.app-navbar__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px !important;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    color: rgba(255,255,255,0.85) !important;
    transition: all 0.2s ease;
}

.app-navbar__link:hover {
    background: rgba(255,255,255,0.12);
    color: #fff !important;
    transform: translateY(-1px);
}

.app-navbar__link.is-active {
    background: rgba(37, 99, 235, 0.35);
    color: #fff !important;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.app-navbar__link--primary {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff !important;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}

.app-navbar__link--primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    color: #fff !important;
}

.app-navbar__toggler {
    border-color: rgba(255,255,255,0.18);
}

.app-navbar__toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.25);
}