/* ============================================
   Nereus CLM — Global Styles
   Aesthetic: Elegant, editorial, black & white
   Font: Times New Roman
   ============================================ */

:root {
    --color-black: #111111;
    --color-dark: #2a2a2a;
    --color-mid: #6b6b6b;
    --color-light: #d4d4d4;
    --color-pale: #f0efed;
    --color-white: #fafaf8;
    --color-accent: #1a1a1a;
    --color-border: #e0deda;
    --color-hover: #f5f4f2;

    --font-serif: "Times New Roman", "Georgia", "Garamond", serif;
    --font-mono: "Courier New", monospace;

    --sidebar-width: 220px;
    --sidebar-collapsed: 60px;
    --header-height: 64px;

    --radius-sm: 3px;
    --radius-md: 6px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.08);

    --transition: 0.2s ease;
}

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

html { font-size: 16px; }

body {
    font-family: var(--font-serif);
    color: var(--color-black);
    background: var(--color-white);
    line-height: 1.6;
    display: flex;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-black); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.15rem; }

/* --- Sidebar --- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--color-black);
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.logo { display: flex; align-items: center; gap: 10px; }

.logo-text {
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-white);
}

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

.sidebar-toggle {
    background: none;
    border: none;
    color: rgba(255,255,255,0.5);
    cursor: pointer;
    padding: 4px;
    display: none;
}

.nav-list {
    list-style: none;
    padding: 12px 0;
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    letter-spacing: 0.04em;
    transition: all var(--transition);
    border-left: 2px solid transparent;
}

.nav-link:hover {
    color: var(--color-white);
    background: rgba(255,255,255,0.04);
    text-decoration: none;
}

.nav-link.active {
    color: var(--color-white);
    border-left-color: var(--color-white);
    background: rgba(255,255,255,0.06);
}

.nav-link i, .nav-link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.version-tag {
    font-size: 0.7rem;
    color: rgba(255,255,255,0.3);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* --- Content --- */
.content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    transition: margin-left var(--transition);
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 40px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-white);
    position: sticky;
    top: 0;
    z-index: 50;
}

.page-title {
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.page-body { padding: 32px 40px; }

/* --- Cards --- */
.card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
    transition: box-shadow var(--transition);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border);
}

.card-header h2 {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-mid);
    font-weight: 400;
}

/* --- Stat Cards --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto 32px;
}

.stat-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 28px 24px;
    text-align: center;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 400;
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-mid);
}

.stats-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto 32px;
}

.stats-grid-5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto 32px;
}

.stats-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 660px;
    margin: 0 auto 32px;
}

/* --- Value Column (right-aligned numeric) --- */
.val-col { text-align: right; font-variant-numeric: tabular-nums; }
th.val-col { text-align: right; }

/* --- Tables --- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th {
    text-align: left;
    font-weight: 400;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-mid);
    padding: 8px 12px;
    border-bottom: 1px solid var(--color-black);
}

.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

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

/* --- Empty States --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-mid);
}

.empty-state i, .empty-state svg {
    width: 40px;
    height: 40px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state p {
    font-size: 0.95rem;
    margin-bottom: 8px;
}

.empty-state .hint {
    font-size: 0.8rem;
    font-style: italic;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    font-family: var(--font-serif);
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    border: 1px solid var(--color-black);
    background: var(--color-white);
    color: var(--color-black);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
}

.btn:hover {
    background: var(--color-black);
    color: var(--color-white);
    text-decoration: none;
}

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

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

/* --- Forms (for Settings) --- */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-mid);
    margin-bottom: 6px;
}

.form-input, .form-textarea {
    width: 100%;
    max-width: 480px;
    padding: 10px 14px;
    font-family: var(--font-serif);
    font-size: 0.95rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-black);
    transition: border-color var(--transition);
}

.form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-black);
}

.form-textarea { min-height: 80px; resize: vertical; }

/* --- Tags / Badges --- */
.badge {
    display: inline-block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 2px 8px;
    border: 1px solid var(--color-light);
    border-radius: var(--radius-sm);
    color: var(--color-mid);
}

.badge-active {
    border-color: var(--color-black);
    color: var(--color-black);
}

.badge-inactive {
    border-color: var(--color-light);
    color: var(--color-light);
}

/* Dashboard renewal type badges */
.badge-renewal {
    border-color: var(--color-black);
    color: var(--color-black);
}

.badge-auto-renewal {
    border-color: var(--color-mid);
    color: var(--color-mid);
}

.badge-termination {
    border-color: var(--color-black);
    color: var(--color-black);
    font-weight: 600;
}

/* Notice status badges */
.badge-action-required {
    border-color: var(--color-black);
    background: var(--color-black);
    color: var(--color-white);
}

.badge-locked-in {
    border-color: var(--color-light);
    color: var(--color-light);
    font-style: italic;
}

/* --- Tag Pills (Counterparty relationship types) --- */
.tag-pills {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tag-pill {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    padding: 4px 16px;
    border-radius: 20px;
    border: 1px solid var(--color-light);
    cursor: pointer;
    transition: all var(--transition);
}

.tag-active {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

.tag-inactive {
    background: transparent;
    color: var(--color-mid);
    border-color: var(--color-light);
}

.tag-inactive:hover {
    border-color: var(--color-black);
    color: var(--color-black);
}

.tag-ai-badge {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 1px 5px;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.25);
    vertical-align: middle;
    margin-left: 2px;
}

/* --- Flash Messages --- */
.flash-messages { padding: 0 40px; margin-top: 16px; }

.flash {
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.flash-error { border-color: #c0392b; color: #c0392b; }
.flash-success { border-color: #2a6b2a; color: #2a6b2a; }
.flash-info { border-color: var(--color-mid); color: var(--color-mid); }

/* --- Filter Bar (Dashboard, Map) --- */
.filter-bar {
    display: flex;
    gap: 4px;
    padding: 8px 0;
}

.filter-bar a {
    display: inline-block;
    padding: 4px 14px;
    font-size: 0.8rem;
    letter-spacing: 0.04em;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-mid);
    transition: all var(--transition);
}

.filter-bar a:hover {
    color: var(--color-black);
    border-color: var(--color-black);
    text-decoration: none;
}

.filter-bar a.active {
    background: var(--color-black);
    color: var(--color-white);
    border-color: var(--color-black);
}

/* --- Two-Column Layout --- */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

/* --- Metadata List (Agreement Detail) --- */
.meta-list { list-style: none; }

.meta-item {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.meta-key {
    flex: 0 0 160px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-mid);
    padding-top: 2px;
}

.meta-value { flex: 1; }

/* --- Scrollable Card Content --- */
.card-scroll {
    max-height: 400px;
    overflow-y: auto;
}

/* --- Map (Leaflet Overrides) --- */
#map-container {
    border-radius: var(--radius-md);
}

/* Marker cluster icons — black/white */
.nereus-cluster-container {
    background: transparent !important;
    border: none !important;
}

.nereus-cluster {
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 50%;
    background: var(--color-black);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 0.8rem;
    font-weight: 400;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

/* Individual dot icons on the map */
.nereus-dot-container {
    background: transparent !important;
    border: none !important;
}

/* Leaflet popup — match Nereus typography */
.leaflet-popup-content-wrapper {
    font-family: var(--font-serif);
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
}

.leaflet-popup-content {
    margin: 10px 14px;
    line-height: 1.5;
}

.leaflet-popup-tip {
    box-shadow: none;
}

/* Leaflet tooltip — match Nereus typography */
.leaflet-tooltip {
    font-family: var(--font-serif);
    font-size: 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    padding: 4px 8px;
}

/* Choropleth legend */
.nereus-legend {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-family: var(--font-serif);
    font-size: 0.75rem;
    line-height: 1.8;
    color: var(--color-black);
    box-shadow: var(--shadow-sm);
}

.nereus-legend strong {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-mid);
    font-weight: 400;
}

.nereus-legend i {
    width: 14px;
    height: 14px;
    display: inline-block;
    margin-right: 6px;
    vertical-align: middle;
    border: 1px solid var(--color-border);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-collapsed);
    }
    .sidebar .nav-label,
    .sidebar .logo-text,
    .sidebar .version-tag { display: none; }
    .sidebar-toggle { display: block; }
    .sidebar.collapsed { transform: translateX(-100%); }
    .content { margin-left: var(--sidebar-collapsed); }
    .content.expanded { margin-left: 0; }
    .page-header { padding: 16px 20px; }
    .page-body { padding: 20px; }
    .grid-2 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid-5 { grid-template-columns: repeat(2, 1fr); }
    .stats-grid-2 { grid-template-columns: 1fr; }

    #map-container { height: 400px !important; }
}

/* --- Login Page --- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--color-pale);
}

.login-container {
    text-align: center;
    padding: 40px 20px;
}

.login-card {
    background: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 48px 40px;
    max-width: 380px;
    margin: 0 auto;
    box-shadow: var(--shadow-md);
}

.login-header { margin-bottom: 32px; }

.login-logo {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--color-black);
    margin-bottom: 4px;
}

.login-tagline {
    font-size: 0.85rem;
    color: var(--color-mid);
    letter-spacing: 0.04em;
}

.btn-google {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    font-family: var(--font-serif);
    font-size: 0.95rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    color: var(--color-black);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-google:hover {
    border-color: var(--color-black);
    box-shadow: var(--shadow-sm);
    text-decoration: none;
}

.login-flash { margin-bottom: 24px; }

.login-footer {
    margin-top: 32px;
    font-size: 0.75rem;
    color: var(--color-mid);
}

/* --- Impersonation Banner --- */
.impersonation-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    background: var(--color-black);
    color: var(--color-white);
    text-align: center;
    padding: 8px 20px;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.impersonation-return {
    background: none;
    border: 1px solid rgba(255,255,255,0.5);
    color: var(--color-white);
    font-family: var(--font-serif);
    font-size: 0.8rem;
    padding: 2px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    margin-left: 8px;
}

.impersonation-return:hover {
    background: rgba(255,255,255,0.15);
    border-color: var(--color-white);
}

/* Offset sidebar and content when impersonation banner is active */
.sidebar-impersonating { top: 36px; height: calc(100vh - 36px); }
.content-impersonating { padding-top: 36px; }

/* --- Sidebar User --- */
.sidebar-user {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.sidebar-user-name {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.7);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-logout {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: rgba(255,255,255,0.4);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color var(--transition);
}

.sidebar-logout:hover {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
}

/* --- Avatars --- */
.avatar-sm {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}