/* =============================================================
   AdvanceCred Partners Portal — Design System
   Stripe / Notion inspired with a slightly deeper blue accent
   to differentiate from CRM. Sidebar-aware layout.
   Loaded after Bootstrap 5.3.
   ============================================================= */

:root {
    /* Surfaces */
    --pp-bg: #f7f9fb;
    --pp-surface: #ffffff;
    --pp-surface-soft: #f4f6fa;
    --pp-surface-hover: #eef1f6;

    /* Borders */
    --pp-border: #e6e8ee;
    --pp-border-strong: #d1d5db;
    --pp-divider: #eef0f4;

    /* Ink */
    --pp-ink: #111827;
    --pp-ink-secondary: #4b5563;
    --pp-ink-muted: #6b7280;
    --pp-ink-soft: #9ca3af;

    /* Brand — Partners deep blue */
    --pp-accent: #1e40af;
    --pp-accent-hover: #1e3a8a;
    --pp-accent-soft: #eff6ff;
    --pp-accent-ring: rgba(30, 64, 175, 0.18);

    /* Semantic chips */
    --pp-success-bg: #dcfce7;
    --pp-success-text: #15803d;

    --pp-warning-bg: #fef3c7;
    --pp-warning-text: #92400e;

    --pp-danger-bg: #fee2e2;
    --pp-danger-text: #b91c1c;

    --pp-info-bg: #e0f2fe;
    --pp-info-text: #075985;

    --pp-neutral-bg: #f3f4f6;
    --pp-neutral-text: #374151;

    /* Radius */
    --pp-radius-sm: 6px;
    --pp-radius: 8px;
    --pp-radius-lg: 12px;
    --pp-radius-pill: 999px;

    /* Shadows */
    --pp-shadow-xs: 0 1px 2px rgba(17, 24, 39, 0.04);
    --pp-shadow-sm: 0 1px 3px rgba(17, 24, 39, 0.06), 0 1px 2px rgba(17, 24, 39, 0.04);
    --pp-shadow-md: 0 4px 12px rgba(17, 24, 39, 0.06), 0 1px 3px rgba(17, 24, 39, 0.04);
    --pp-shadow-lg: 0 16px 40px rgba(17, 24, 39, 0.10), 0 4px 8px rgba(17, 24, 39, 0.05);

    /* Layout */
    --pp-sidebar-w: 248px;
    --pp-topbar-h: 60px;

    /* Type */
    --pp-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, sans-serif;
}

/* ---------- Reset & base ---------- */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--pp-bg);
    color: var(--pp-ink);
    font-family: var(--pp-font);
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--pp-accent); text-decoration: none; }
a:hover { color: var(--pp-accent-hover); }

h1, h2, h3, h4, h5, h6 {
    color: var(--pp-ink);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0;
}

::selection { background: var(--pp-accent-soft); color: var(--pp-accent-hover); }

/* ---------- Sidebar ---------- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--pp-sidebar-w);
    background: var(--pp-surface);
    border-right: 1px solid var(--pp-border);
    z-index: 1000;
    overflow-y: auto;
    transition: transform 0.25s ease;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 1rem 1.125rem;
    border-bottom: 1px solid var(--pp-divider);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    text-decoration: none;
    color: var(--pp-ink);
}

.sidebar-logo img {
    height: 26px;
    width: auto;
}

.sidebar-logo-text {
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--pp-ink);
}

.sidebar-nav {
    padding: 0.75rem 0.625rem;
    flex: 1;
}

.nav-section-title {
    padding: 0.75rem 0.625rem 0.375rem;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--pp-ink-muted);
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.625rem;
    color: var(--pp-ink-secondary);
    text-decoration: none;
    transition: background 0.12s ease, color 0.12s ease;
    border-left: none;
    border-radius: var(--pp-radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    margin: 1px 0;
}

.sidebar .nav-link:hover {
    background: var(--pp-surface-hover);
    color: var(--pp-ink);
}

.sidebar .nav-link.active {
    background: var(--pp-accent-soft);
    color: var(--pp-accent);
    font-weight: 600;
}

.sidebar .nav-link i {
    font-size: 1rem;
    width: 18px;
    text-align: center;
    opacity: 0.85;
}

.sidebar .nav-link.active i { opacity: 1; }

/* ---------- Main content ---------- */
.main-content {
    margin-left: var(--pp-sidebar-w);
    min-height: 100vh;
    background: var(--pp-bg);
}

/* ---------- Topbar ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 999;
    background: var(--pp-surface);
    border-bottom: 1px solid var(--pp-border);
    padding: 0.75rem 1.25rem;
    min-height: var(--pp-topbar-h);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.topbar-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--pp-ink);
    margin: 0;
    letter-spacing: -0.01em;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.625rem;
}

.notification-btn {
    position: relative;
    background: transparent;
    border: 1px solid transparent;
    color: var(--pp-ink-secondary);
    font-size: 1rem;
    cursor: pointer;
    padding: 0.4375rem 0.5625rem;
    border-radius: var(--pp-radius);
    transition: background 0.12s ease, color 0.12s ease;
}

.notification-btn:hover { background: var(--pp-surface-hover); color: var(--pp-ink); }

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--pp-danger-text);
    color: #fff;
    font-size: 0.625rem;
    font-weight: 600;
    padding: 1px 4px;
    border-radius: var(--pp-radius-pill);
    min-width: 16px;
    text-align: center;
    line-height: 1.3;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3125rem 0.625rem 0.3125rem 0.3125rem;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--pp-radius);
    cursor: pointer;
    transition: background 0.12s ease, border-color 0.12s ease;
}

.user-menu:hover { background: var(--pp-surface-hover); }

.user-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--pp-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8125rem;
    flex-shrink: 0;
}

.user-info { display: flex; flex-direction: column; line-height: 1.2; }
.user-name { font-size: 0.8125rem; font-weight: 600; color: var(--pp-ink); }
.user-role { font-size: 0.6875rem; color: var(--pp-ink-muted); }

/* ---------- Content area ---------- */
.content-area {
    padding: 1.5rem 1.5rem 2.5rem;
    max-width: 1280px;
    margin: 0 auto;
}

/* ---------- Cards ---------- */
.card {
    background: var(--pp-surface);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-lg);
    box-shadow: var(--pp-shadow-xs);
    transition: box-shadow 0.18s ease;
}

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

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--pp-divider);
    background: var(--pp-surface);
    border-radius: var(--pp-radius-lg) var(--pp-radius-lg) 0 0;
}

.card-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--pp-ink);
    margin: 0;
}

.card-body { padding: 1.25rem; }
.card-footer {
    background: var(--pp-surface);
    border-top: 1px solid var(--pp-divider);
    padding: 0.875rem 1.25rem;
}

/* ---------- Stat cards ---------- */
.stat-card {
    padding: 1.25rem;
    text-align: left;
}

.stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--pp-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin: 0 0 0.875rem;
    background: var(--pp-surface-hover);
    color: var(--pp-ink-secondary);
}

.stat-icon.primary { background: var(--pp-accent-soft); color: var(--pp-accent); }
.stat-icon.success { background: var(--pp-success-bg); color: var(--pp-success-text); }
.stat-icon.warning { background: var(--pp-warning-bg); color: var(--pp-warning-text); }
.stat-icon.danger { background: var(--pp-danger-bg); color: var(--pp-danger-text); }
.stat-icon.info { background: var(--pp-info-bg); color: var(--pp-info-text); }

.stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--pp-ink);
    letter-spacing: -0.02em;
    margin-bottom: 0.125rem;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--pp-ink-muted);
    font-weight: 500;
}

/* ---------- Buttons ---------- */
.btn {
    padding: 0.5rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    line-height: 1.4;
    border-radius: var(--pp-radius);
    border: 1px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.4375rem;
    box-shadow: none;
}

.btn:focus, .btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--pp-accent-ring);
}

.btn-primary,
.btn.btn-primary {
    background: var(--pp-accent);
    border-color: var(--pp-accent);
    color: #fff;
}

.btn-primary:hover,
.btn.btn-primary:hover {
    background: var(--pp-accent-hover);
    border-color: var(--pp-accent-hover);
    color: #fff;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: var(--pp-surface);
    border-color: var(--pp-border-strong);
    color: var(--pp-ink);
}

.btn-secondary:hover { background: var(--pp-surface-hover); border-color: var(--pp-border-strong); color: var(--pp-ink); }

.btn-success { background: #16a34a; border-color: #16a34a; color: #fff; }
.btn-success:hover { background: #15803d; border-color: #15803d; color: #fff; }

.btn-warning { background: #d97706; border-color: #d97706; color: #fff; }
.btn-warning:hover { background: #b45309; border-color: #b45309; color: #fff; }

.btn-danger { background: #dc2626; border-color: #dc2626; color: #fff; }
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; color: #fff; }

.btn-outline-primary {
    background: transparent;
    color: var(--pp-ink);
    border-color: var(--pp-border-strong);
}

.btn-outline-primary:hover {
    background: var(--pp-accent-soft);
    color: var(--pp-accent);
    border-color: var(--pp-accent);
}

.btn-outline-secondary {
    background: transparent;
    color: var(--pp-ink-secondary);
    border-color: var(--pp-border-strong);
}

.btn-outline-secondary:hover {
    background: var(--pp-surface-hover);
    color: var(--pp-ink);
    border-color: var(--pp-border-strong);
}

.btn-sm { padding: 0.3125rem 0.625rem; font-size: 0.75rem; border-radius: var(--pp-radius-sm); }
.btn-lg { padding: 0.625rem 1.125rem; font-size: 0.9375rem; }

/* ---------- Forms ---------- */
.form-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--pp-ink-secondary);
    margin-bottom: 0.375rem;
    display: inline-block;
}

.form-control, .form-select {
    background: var(--pp-surface);
    border: 1px solid var(--pp-border-strong);
    border-radius: var(--pp-radius);
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    color: var(--pp-ink);
    line-height: 1.4;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-shadow: none;
    width: 100%;
}

.form-control::placeholder { color: var(--pp-ink-soft); }

.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--pp-accent);
    box-shadow: 0 0 0 3px var(--pp-accent-ring);
}

.form-control:disabled, .form-select:disabled {
    background: var(--pp-surface-soft);
    color: var(--pp-ink-muted);
    cursor: not-allowed;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234b5563' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px 12px;
    padding-right: 2.25rem;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
}

.form-select:hover { border-color: var(--pp-ink-muted); }

.form-text { color: var(--pp-ink-muted); font-size: 0.75rem; margin-top: 0.25rem; }

.input-group-text {
    background: var(--pp-surface-soft);
    border: 1px solid var(--pp-border-strong);
    color: var(--pp-ink-secondary);
    font-size: 0.8125rem;
    border-radius: var(--pp-radius);
}

.form-check-input {
    border-color: var(--pp-border-strong);
    background-color: var(--pp-surface);
}
.form-check-input:checked { background-color: var(--pp-accent); border-color: var(--pp-accent); }
.form-check-input:focus { border-color: var(--pp-accent); box-shadow: 0 0 0 3px var(--pp-accent-ring); }

/* ---------- Tables ---------- */
.table {
    margin: 0;
    color: var(--pp-ink);
    border-color: var(--pp-divider);
    font-size: 0.875rem;
}

.table > :not(caption) > * > * {
    background: transparent;
    border-bottom-color: var(--pp-divider);
}

.table thead th {
    background: var(--pp-surface-soft);
    border-bottom: 1px solid var(--pp-border);
    border-top: none;
    color: var(--pp-ink-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: none;
    letter-spacing: 0;
    padding: 0.625rem 0.875rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 0.75rem 0.875rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--pp-divider);
}

.table tbody tr { transition: background 0.12s ease; }
.table tbody tr:hover { background: var(--pp-surface-soft); }
.table tbody tr:last-child td { border-bottom: none; }

.table-responsive {
    background: var(--pp-surface);
    border-radius: var(--pp-radius-lg);
    border: 1px solid var(--pp-border);
    overflow: hidden;
}

.table-responsive .table thead th:first-child,
.table-responsive .table tbody td:first-child { padding-left: 1.25rem; }
.table-responsive .table thead th:last-child,
.table-responsive .table tbody td:last-child { padding-right: 1.25rem; }

/* ---------- Badges ---------- */
.badge {
    padding: 0.25rem 0.5625rem;
    font-size: 0.6875rem;
    font-weight: 500;
    border-radius: var(--pp-radius-pill);
    text-transform: none;
    letter-spacing: 0.01em;
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.badge-success, .badge.bg-success { background: var(--pp-success-bg) !important; color: var(--pp-success-text) !important; }
.badge-warning, .badge.bg-warning { background: var(--pp-warning-bg) !important; color: var(--pp-warning-text) !important; }
.badge-danger, .badge.bg-danger { background: var(--pp-danger-bg) !important; color: var(--pp-danger-text) !important; }
.badge-info, .badge.bg-info, .badge.bg-primary { background: var(--pp-accent-soft) !important; color: var(--pp-accent) !important; }
.badge-neutral, .badge.bg-secondary { background: var(--pp-neutral-bg) !important; color: var(--pp-neutral-text) !important; }

/* ---------- Modals ---------- */
.modal-content {
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-lg);
    box-shadow: var(--pp-shadow-lg);
}
.modal-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--pp-divider);
}
.modal-title { font-size: 1rem; font-weight: 600; color: var(--pp-ink); }
.modal-body { padding: 1.25rem; }
.modal-footer { padding: 0.875rem 1.25rem; border-top: 1px solid var(--pp-divider); gap: 0.5rem; }
.modal-backdrop.show { opacity: 0.4; }

/* ---------- Alerts ---------- */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--pp-radius);
    border: 1px solid transparent;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}
.alert-success { background: var(--pp-success-bg); color: var(--pp-success-text); border-color: #bbf7d0; }
.alert-warning { background: var(--pp-warning-bg); color: var(--pp-warning-text); border-color: #fde68a; }
.alert-danger { background: var(--pp-danger-bg); color: var(--pp-danger-text); border-color: #fecaca; }
.alert-info { background: var(--pp-accent-soft); color: var(--pp-accent); border-color: #bfdbfe; }

/* ---------- Dropdowns (Bootstrap) ---------- */
.dropdown-menu {
    border: 1px solid var(--pp-border);
    box-shadow: var(--pp-shadow-md);
    border-radius: var(--pp-radius);
    padding: 0.25rem;
    margin-top: 0.375rem;
    background: var(--pp-surface);
    font-size: 0.8125rem;
    min-width: 200px;
}

.dropdown-item {
    padding: 0.5rem 0.75rem;
    color: var(--pp-ink-secondary);
    border-radius: var(--pp-radius-sm);
    transition: background 0.12s ease, color 0.12s ease;
    font-size: 0.8125rem;
}

.dropdown-item:hover, .dropdown-item:focus {
    background: var(--pp-surface-hover);
    color: var(--pp-ink);
}

.dropdown-divider { border-color: var(--pp-divider); margin: 0.25rem 0; }

/* ---------- Mobile menu trigger ---------- */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.375rem;
    color: var(--pp-ink-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--pp-radius-sm);
}

.mobile-menu-btn:hover { background: var(--pp-surface-hover); color: var(--pp-ink); }

/* ---------- Utilities ---------- */
.text-muted { color: var(--pp-ink-muted) !important; }
.text-secondary { color: var(--pp-ink-secondary) !important; }
.text-primary { color: var(--pp-accent) !important; }
.text-dark { color: var(--pp-ink) !important; }
.text-success { color: var(--pp-success-text) !important; }
.text-danger { color: var(--pp-danger-text) !important; }
.text-warning { color: var(--pp-warning-text) !important; }

.bg-light { background-color: var(--pp-surface-soft) !important; }
.bg-white { background-color: var(--pp-surface) !important; }

/* ---------- Pagination ---------- */
.pagination { gap: 2px; }
.page-link {
    border: 1px solid var(--pp-border);
    color: var(--pp-ink-secondary);
    background: var(--pp-surface);
    border-radius: var(--pp-radius-sm) !important;
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
    margin: 0;
}
.page-link:hover { background: var(--pp-surface-hover); color: var(--pp-ink); border-color: var(--pp-border-strong); }
.page-item.active .page-link { background: var(--pp-accent); border-color: var(--pp-accent); color: #fff; }
.page-item.disabled .page-link { color: var(--pp-ink-soft); background: var(--pp-surface-soft); }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 5px; border: 2px solid var(--pp-bg); }
::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ---------- Animations ---------- */
.fade-in { animation: pp-fade-in 0.25s ease-out both; }
@keyframes pp-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); box-shadow: var(--pp-shadow-lg); }
    .sidebar.show { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .mobile-menu-btn { display: inline-flex; }
    .content-area { padding: 1rem; }
    .form-control, .form-select { font-size: 16px; } /* iOS no-zoom */
    .user-info { display: none !important; }
}

@media (max-width: 576px) {
    .topbar { padding: 0.625rem 0.875rem; }
    .content-area { padding: 0.875rem; }
}