/* ============================================================
   Document Portal — Main Stylesheet
   Built on Bootstrap 5
   ============================================================ */

:root {
    --portal-navy: #1a2c4e;
    --portal-navy-light: #243860;
    --portal-accent: #3b7dd8;
    --portal-accent-light: #e8f0fb;
    --portal-bg: #f0f2f5;
    --portal-card-bg: #ffffff;
    --portal-border: #e2e8f0;
    --portal-text: #1e293b;
    --portal-muted: #64748b;
    --portal-success: #10b981;
    --portal-danger: #ef4444;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--portal-bg);
    color: var(--portal-text);
    margin: 0;
}

/* ============================================================
   Navbar
   ============================================================ */
.portal-navbar {
    background: var(--portal-navy);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.portal-brand {
    color: white !important;
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    text-decoration: none;
}

.portal-navbar .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: background 0.15s, color 0.15s;
}

.portal-navbar .nav-link:hover,
.portal-navbar .nav-link.active {
    color: white !important;
    background: rgba(255, 255, 255, 0.12);
}

.portal-navbar .dropdown-toggle::after {
    margin-left: 0.4em;
}

.navbar-user-email {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.85rem;
    font-weight: 500;
    max-width: 220px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ============================================================
   Auth Pages
   ============================================================ */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--portal-navy) 0%, #0d1b35 100%);
    padding: 2rem;
}

.auth-card {
    background: white;
    border-radius: 16px;
    padding: 2.5rem;
    width: 100%;
    max-width: 440px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
}

.auth-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--portal-navy);
    margin: 0 0 0.25rem;
}

.auth-subtitle {
    color: var(--portal-muted);
    font-size: 0.9rem;
    margin: 0;
}

.auth-note {
    text-align: center;
    color: var(--portal-muted);
    font-size: 0.8rem;
    margin-top: 1.25rem;
    margin-bottom: 0;
}

/* ============================================================
   Page Content
   ============================================================ */
.portal-content {
    min-height: calc(100vh - 60px);
}

.page-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--portal-navy);
    margin: 0;
}

.page-header {
    border-bottom: 1px solid var(--portal-border);
    padding-bottom: 1rem;
}

/* ============================================================
   Cards
   ============================================================ */
.portal-card {
    border: 1px solid var(--portal-border);
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    background: var(--portal-card-bg);
}

.portal-card .card-header {
    background: #f8fafc;
    border-bottom: 1px solid var(--portal-border);
    border-radius: 12px 12px 0 0 !important;
    padding: 1rem 1.25rem;
    font-weight: 600;
}

/* ============================================================
   Document Cards (user-facing)
   ============================================================ */
.doc-card {
    background: white;
    border: 1px solid var(--portal-border);
    border-radius: 12px;
    padding: 1.25rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
}

.doc-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--portal-accent);
    transform: translateY(-2px);
}

.doc-icon {
    font-size: 2rem;
    line-height: 1;
}

.doc-info {
    flex: 1;
}

.doc-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--portal-navy);
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.doc-desc {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.doc-meta {
    display: flex;
    gap: 0.75rem;
    font-size: 0.78rem;
    color: var(--portal-muted);
}

.doc-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* ============================================================
   Document View
   ============================================================ */
.iframe-container {
    border: 1px solid var(--portal-border);
    border-radius: 12px;
    overflow: hidden;
    background: white;
}

.doc-preview-placeholder {
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border: 1px solid var(--portal-border);
    border-radius: 12px;
}

.doc-meta-row {
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* ============================================================
   Admin Cards
   ============================================================ */
.admin-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.admin-card {
    background: white;
    border: 1px solid var(--portal-border);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
}

.admin-card-link:hover .admin-card {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--portal-accent);
    transform: translateY(-2px);
}

.admin-card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.admin-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--portal-navy);
    margin-bottom: 0.5rem;
}

.admin-card p {
    font-size: 0.88rem;
    color: var(--portal-muted);
    margin-bottom: 1rem;
}

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 5rem 2rem;
    color: var(--portal-muted);
}

.empty-state-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.empty-state h3 {
    color: var(--portal-navy);
}

/* ============================================================
   Bootstrap Overrides
   ============================================================ */
.btn-primary {
    background-color: var(--portal-navy);
    border-color: var(--portal-navy);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--portal-navy-light);
    border-color: var(--portal-navy-light);
}

.btn-outline-primary {
    color: var(--portal-navy);
    border-color: var(--portal-navy);
}

.btn-outline-primary:hover {
    background-color: var(--portal-navy);
    border-color: var(--portal-navy);
}

.breadcrumb {
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

.breadcrumb-item a {
    color: var(--portal-accent);
    text-decoration: none;
}

.table > :not(caption) > * > * {
    padding: 0.85rem 1rem;
}

.table thead th {
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--portal-muted);
    background: #f8fafc;
    border-bottom: 1px solid var(--portal-border);
}

.form-control,
.form-select {
    border-color: var(--portal-border);
    border-radius: 8px;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--portal-accent);
    box-shadow: 0 0 0 3px rgba(59, 125, 216, 0.15);
}

.modal-content {
    border-radius: 16px;
    border: none;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}

.modal-header {
    border-bottom: 1px solid var(--portal-border);
}

.alert {
    border-radius: 10px;
    border: none;
}

.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}