:root {
    --rp-primary: #4f46e5;
    --rp-primary-dark: #4338ca;
    --rp-primary-light: #eef2ff;
    --rp-success: #10b981;
    --rp-warning: #f59e0b;
    --rp-danger: #ef4444;
    --rp-info: #0ea5e9;
    --rp-bg: #f8fafc;
    --rp-surface: #ffffff;
    --rp-surface-2: #f1f5f9;
    --rp-border: #e2e8f0;
    --rp-text: #0f172a;
    --rp-text-muted: #64748b;
    --rp-sidebar: #0f172a;
    --rp-sidebar-text: #cbd5e1;
    --rp-shadow-sm: 0 1px 2px rgba(15,23,42,.06);
    --rp-shadow: 0 4px 12px rgba(15,23,42,.08);
    --rp-shadow-lg: 0 12px 32px rgba(15,23,42,.12);
    --rp-radius: 12px;
    --rp-radius-sm: 8px;
    --rp-transition: 180ms cubic-bezier(.4,0,.2,1);
}

[data-theme="dark"] {
    --rp-bg: #0b1220;
    --rp-surface: #111a2e;
    --rp-surface-2: #1a2440;
    --rp-border: #22304f;
    --rp-text: #e2e8f0;
    --rp-text-muted: #94a3b8;
    --rp-sidebar: #060c1a;
    --rp-sidebar-text: #94a3b8;
    --rp-primary-light: #1e1b4b;
}

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

html, body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--rp-bg);
    color: var(--rp-text);
    line-height: 1.5;
    transition: background var(--rp-transition), color var(--rp-transition);
    -webkit-font-smoothing: antialiased;
}

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

/* ---------- Layout ---------- */
.rp-app { display: flex; min-height: 100vh; }

.rp-sidebar {
    width: 260px; flex-shrink: 0;
    background: var(--rp-sidebar);
    color: var(--rp-sidebar-text);
    display: flex; flex-direction: column;
    position: sticky; top: 0; height: 100vh; overflow-y: auto;
    transition: transform var(--rp-transition);
}
.rp-sidebar__brand {
    padding: 20px 24px;
    display: flex; align-items: center; gap: 12px;
    font-size: 1.05rem; font-weight: 700; color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.rp-sidebar__brand-icon {
    width: 36px; height: 36px; border-radius: 10px;
    background: linear-gradient(135deg, var(--rp-primary), #7c3aed);
    display: grid; place-items: center; color: #fff; font-size: 1.1rem;
    flex-shrink: 0;
}
.rp-sidebar__nav { padding: 12px 8px; flex: 1; }
.rp-sidebar__group-label {
    font-size: .68rem; text-transform: uppercase; letter-spacing: .1em;
    padding: 14px 16px 6px; opacity: .5; font-weight: 700;
}
.rp-sidebar__link {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 16px; border-radius: var(--rp-radius-sm);
    color: var(--rp-sidebar-text); font-size: .9rem; font-weight: 500;
    transition: all var(--rp-transition); cursor: pointer;
}
.rp-sidebar__link:hover { background: rgba(255,255,255,.06); color: #fff; }
.rp-sidebar__link.active { background: var(--rp-primary); color: #fff; box-shadow: 0 4px 12px rgba(79,70,229,.4); }
.rp-sidebar__link .icon { font-size: 1.05rem; width: 20px; text-align: center; display: inline-block; }

.rp-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.rp-topbar {
    height: 64px; padding: 0 24px;
    background: var(--rp-surface);
    border-bottom: 1px solid var(--rp-border);
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    position: sticky; top: 0; z-index: 100;
}
.rp-topbar__title { font-size: 1.15rem; font-weight: 700; }
.rp-topbar__actions { display: flex; align-items: center; gap: 8px; }

.rp-content { padding: 24px; flex: 1; }

/* ---------- Buttons ---------- */
.rp-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 18px; border-radius: var(--rp-radius-sm);
    border: 1px solid transparent; background: var(--rp-surface-2);
    color: var(--rp-text); font-weight: 600; font-size: .9rem;
    cursor: pointer; transition: all var(--rp-transition);
    font-family: inherit; text-decoration: none;
    white-space: nowrap;
}
.rp-btn:hover { transform: translateY(-1px); box-shadow: var(--rp-shadow-sm); }
.rp-btn--primary {
    background: var(--rp-primary); color: #fff;
    box-shadow: 0 4px 14px rgba(79,70,229,.35);
}
.rp-btn--primary:hover { background: var(--rp-primary-dark); box-shadow: 0 6px 20px rgba(79,70,229,.45); }
.rp-btn--outline {
    background: transparent; border-color: var(--rp-border); color: var(--rp-text);
}
.rp-btn--outline:hover { background: var(--rp-surface-2); }
.rp-btn--danger { background: var(--rp-danger); color: #fff; }
.rp-btn--sm { padding: 6px 12px; font-size: .82rem; }

.rp-icon-btn {
    width: 40px; height: 40px; border-radius: 10px;
    border: 1px solid var(--rp-border); background: var(--rp-surface);
    color: var(--rp-text); display: grid; place-items: center;
    cursor: pointer; transition: all var(--rp-transition); font-size: 1rem;
    text-decoration: none;
}
.rp-icon-btn:hover { background: var(--rp-surface-2); transform: translateY(-1px); }
.rp-icon-btn--danger { color: var(--rp-danger); }

/* ---------- Cards ---------- */
.rp-card {
    background: var(--rp-surface);
    border: 1px solid var(--rp-border);
    border-radius: var(--rp-radius);
    box-shadow: var(--rp-shadow-sm);
    transition: all var(--rp-transition);
}
.rp-card:hover { box-shadow: var(--rp-shadow); }
.rp-card--pad { padding: 20px; }

.rp-stat { padding: 20px; display: flex; align-items: center; gap: 16px; }
.rp-stat__icon {
    width: 52px; height: 52px; border-radius: 14px;
    display: grid; place-items: center; font-size: 1.4rem; flex-shrink: 0;
}
.rp-stat__icon--primary { background: var(--rp-primary-light); color: var(--rp-primary); }
.rp-stat__icon--success { background: #d1fae5; color: #059669; }
.rp-stat__icon--warning { background: #fef3c7; color: #d97706; }
.rp-stat__icon--danger  { background: #fee2e2; color: #dc2626; }
.rp-stat__icon--info    { background: #e0f2fe; color: #0284c7; }
[data-theme="dark"] .rp-stat__icon--success { background: rgba(16,185,129,.15); }
[data-theme="dark"] .rp-stat__icon--warning { background: rgba(245,158,11,.15); }
[data-theme="dark"] .rp-stat__icon--danger  { background: rgba(239,68,68,.15); }
[data-theme="dark"] .rp-stat__icon--info    { background: rgba(14,165,233,.15); }
.rp-stat__value { font-size: 1.55rem; font-weight: 700; line-height: 1.1; }
.rp-stat__label { font-size: .8rem; color: var(--rp-text-muted); margin-top: 4px; }

/* ---------- Grid ---------- */
.rp-grid { display: grid; gap: 16px; }
.rp-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.rp-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rp-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 1024px) { .rp-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) {
    .rp-grid--4, .rp-grid--3, .rp-grid--2 { grid-template-columns: 1fr; }
}

/* ---------- Tables ---------- */
.rp-table-wrap {
    background: var(--rp-surface); border: 1px solid var(--rp-border);
    border-radius: var(--rp-radius); overflow: hidden;
}
.rp-table { width: 100%; border-collapse: collapse; }
.rp-table thead th {
    background: var(--rp-surface-2); font-size: .72rem; text-transform: uppercase;
    letter-spacing: .05em; font-weight: 700; color: var(--rp-text-muted);
    padding: 12px 16px; border-bottom: 1px solid var(--rp-border); text-align: left;
}
.rp-table tbody td { padding: 14px 16px; border-bottom: 1px solid var(--rp-border); vertical-align: middle; }
.rp-table tbody tr:last-child td { border-bottom: 0; }
.rp-table tbody tr:hover { background: var(--rp-surface-2); }
.rp-table .actions { display: flex; gap: 6px; justify-content: flex-end; }

/* ---------- Badges ---------- */
.rp-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 4px 10px; border-radius: 999px;
    font-size: .72rem; font-weight: 600; letter-spacing: .02em;
    white-space: nowrap;
}
.rp-badge--success { background: #d1fae5; color: #065f46; }
.rp-badge--danger  { background: #fee2e2; color: #991b1b; }
.rp-badge--warning { background: #fef3c7; color: #92400e; }
.rp-badge--info    { background: #e0f2fe; color: #075985; }
.rp-badge--muted   { background: var(--rp-surface-2); color: var(--rp-text-muted); }
[data-theme="dark"] .rp-badge--success { background: rgba(16,185,129,.2); color: #6ee7b7; }
[data-theme="dark"] .rp-badge--danger  { background: rgba(239,68,68,.2); color: #fca5a5; }
[data-theme="dark"] .rp-badge--warning { background: rgba(245,158,11,.2); color: #fcd34d; }
[data-theme="dark"] .rp-badge--info    { background: rgba(14,165,233,.2); color: #7dd3fc; }

/* ---------- Forms ---------- */
.rp-form-group { margin-bottom: 16px; }
.rp-label { display: block; font-size: .82rem; font-weight: 600; color: var(--rp-text); margin-bottom: 6px; }
.rp-input, .rp-select, .rp-textarea {
    width: 100%; padding: 10px 14px;
    border-radius: var(--rp-radius-sm);
    border: 1px solid var(--rp-border);
    background: var(--rp-surface); color: var(--rp-text);
    font-size: .9rem; font-family: inherit;
    transition: all var(--rp-transition);
}
.rp-input:focus, .rp-select:focus, .rp-textarea:focus {
    outline: none; border-color: var(--rp-primary);
    box-shadow: 0 0 0 3px rgba(79,70,229,.15);
}
.rp-help { font-size: .75rem; color: var(--rp-text-muted); margin-top: 4px; }

.rp-checkbox { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: .9rem; padding: 8px; border-radius: 8px; border: 1px solid var(--rp-border); transition: all var(--rp-transition); }
.rp-checkbox:hover { background: var(--rp-surface-2); }
.rp-checkbox input { width: auto; }

/* ---------- Alerts ---------- */
.rp-alert {
    padding: 14px 18px; border-radius: 10px;
    font-size: .9rem; margin-bottom: 20px;
    border-left: 4px solid; display: flex; align-items: center; gap: 10px;
}
.rp-alert--success { background: #d1fae5; color: #065f46; border-color: var(--rp-success); }
.rp-alert--danger  { background: #fee2e2; color: #991b1b; border-color: var(--rp-danger); }
.rp-alert--warning { background: #fef3c7; color: #92400e; border-color: var(--rp-warning); }
.rp-alert--info    { background: #e0f2fe; color: #075985; border-color: var(--rp-info); }
[data-theme="dark"] .rp-alert--success { background: rgba(16,185,129,.15); color: #6ee7b7; }
[data-theme="dark"] .rp-alert--danger  { background: rgba(239,68,68,.15); color: #fca5a5; }
[data-theme="dark"] .rp-alert--warning { background: rgba(245,158,11,.15); color: #fcd34d; }
[data-theme="dark"] .rp-alert--info    { background: rgba(14,165,233,.15); color: #7dd3fc; }

/* ---------- Login / Auth ---------- */
.rp-auth {
    min-height: 100vh;
    display: grid; grid-template-columns: 1fr 1fr;
    background: var(--rp-bg);
}
.rp-auth__aside {
    background: linear-gradient(135deg, #4f46e5, #7c3aed 55%, #db2777);
    display: flex; flex-direction: column; justify-content: center;
    padding: 64px; color: #fff; position: relative; overflow: hidden;
}
.rp-auth__aside::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255,255,255,.15), transparent 45%),
                radial-gradient(circle at 80% 80%, rgba(255,255,255,.1), transparent 45%);
    pointer-events: none;
}
.rp-auth__aside h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 16px; line-height: 1.15; position: relative; }
.rp-auth__aside p  { font-size: 1.05rem; opacity: .9; max-width: 420px; position: relative; }
.rp-auth__features { margin-top: 40px; position: relative; display: grid; gap: 14px; }
.rp-auth__feature { display: flex; align-items: center; gap: 12px; font-size: .95rem; }
.rp-auth__feature-icon {
    width: 36px; height: 36px; border-radius: 10px;
    background: rgba(255,255,255,.18); display: grid; place-items: center;
}
.rp-auth__form { display: flex; align-items: center; justify-content: center; padding: 40px 24px; }
.rp-auth__form-inner { width: 100%; max-width: 420px; }

/* ---------- Toast ---------- */
.rp-toast {
    position: fixed; bottom: 24px; right: 24px; z-index: 2000;
    background: var(--rp-surface); color: var(--rp-text);
    padding: 14px 20px; border-radius: var(--rp-radius);
    box-shadow: var(--rp-shadow-lg);
    display: flex; align-items: center; gap: 10px;
    transform: translateY(20px); opacity: 0;
    transition: all 300ms cubic-bezier(.4,0,.2,1);
    border-left: 4px solid var(--rp-primary);
    min-width: 260px; max-width: 90vw;
}
.rp-toast.show { transform: translateY(0); opacity: 1; }
.rp-toast--success { border-left-color: var(--rp-success); }
.rp-toast--danger  { border-left-color: var(--rp-danger); }
.rp-toast--info    { border-left-color: var(--rp-info); }

/* ---------- Modal ---------- */
.rp-modal-backdrop {
    position: fixed; inset: 0; background: rgba(15,23,42,.5);
    z-index: 1500; display: none; align-items: center; justify-content: center;
    padding: 20px; overflow-y: auto;
}
.rp-modal-backdrop.show { display: flex; }
.rp-modal {
    background: var(--rp-surface); border-radius: 16px;
    max-width: 520px; width: 100%; padding: 28px;
    box-shadow: var(--rp-shadow-lg);
    animation: rpModalIn .25s cubic-bezier(.4,0,.2,1);
    max-height: 90vh; overflow-y: auto;
}
@keyframes rpModalIn { 0% { transform: scale(.95); opacity: 0; } 100% { transform: scale(1); opacity: 1; } }
.rp-modal__title { font-size: 1.2rem; font-weight: 700; margin-bottom: 20px; }

/* ---------- Pagination ---------- */
.rp-pagination { display: flex; gap: 6px; justify-content: center; margin-top: 20px; flex-wrap: wrap; }
.rp-pagination a, .rp-pagination span {
    min-width: 36px; height: 36px; border-radius: 8px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--rp-border); background: var(--rp-surface);
    color: var(--rp-text); font-size: .85rem; padding: 0 10px;
    text-decoration: none; transition: all var(--rp-transition);
}
.rp-pagination a:hover { background: var(--rp-surface-2); border-color: var(--rp-primary); }
.rp-pagination .current { background: var(--rp-primary); border-color: var(--rp-primary); color: #fff; }
.rp-pagination .disabled { opacity: .4; pointer-events: none; }

/* ---------- Topbar search ---------- */
.rp-topbar__search {
    flex: 1; max-width: 400px; display: none;
}
@media (min-width: 768px) { .rp-topbar__search { display: block; } }
.rp-topbar__search input {
    width: 100%; padding: 8px 14px; border-radius: 10px;
    border: 1px solid var(--rp-border); background: var(--rp-surface-2);
    color: var(--rp-text); font-size: .88rem;
}

/* ---------- Dropdown ---------- */
.rp-dropdown { position: relative; }
.rp-dropdown__menu {
    position: absolute; top: calc(100% + 8px); right: 0;
    min-width: 220px; background: var(--rp-surface);
    border: 1px solid var(--rp-border); border-radius: 12px;
    box-shadow: var(--rp-shadow-lg);
    padding: 8px; display: none; z-index: 500;
}
.rp-dropdown__menu.show { display: block; }
.rp-dropdown__item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px; border-radius: 8px;
    color: var(--rp-text); font-size: .88rem;
    cursor: pointer; text-decoration: none; width: 100%;
    border: 0; background: none; font-family: inherit; text-align: left;
}
.rp-dropdown__item:hover { background: var(--rp-surface-2); }
.rp-dropdown__item--danger { color: var(--rp-danger); }
.rp-dropdown__divider { height: 1px; background: var(--rp-border); margin: 6px 0; }

/* ---------- Mobile ---------- */
.rp-sidebar-backdrop {
    position: fixed; inset: 0; background: rgba(0,0,0,.5);
    z-index: 1040; display: none;
}
.rp-sidebar-backdrop.show { display: block; }

@media (max-width: 1023px) {
    .rp-sidebar {
        position: fixed; top: 0; left: 0; z-index: 1050;
        transform: translateX(-100%);
    }
    .rp-sidebar.open { transform: translateX(0); box-shadow: 0 0 60px rgba(0,0,0,.4); }
}

@media (max-width: 640px) {
    .rp-content { padding: 16px; }
    .rp-topbar { padding: 0 16px; }
    .rp-topbar__title { font-size: 10px; }
    .rp-stat { padding: 16px; }
    .rp-stat__value { font-size: 1.3rem; }
    .rp-stat__icon { width: 44px; height: 44px; font-size: 1.2rem; }
    .rp-card--pad { padding: 16px; }

    /* Mobile table → cards */
    .rp-table thead { display: none; }
    .rp-table, .rp-table tbody, .rp-table tr, .rp-table td { display: block; width: 100%; }
    .rp-table tr { border-bottom: 1px solid var(--rp-border); padding: 12px 16px; }
    .rp-table td { border: 0; padding: 6px 0; display: flex; justify-content: space-between; gap: 12px; }
    .rp-table td::before {
        content: attr(data-label); font-weight: 600; color: var(--rp-text-muted);
        font-size: .72rem; text-transform: uppercase; letter-spacing: .05em;
        flex-shrink: 0;
    }
    .rp-table .actions { justify-content: flex-start; }

    /* Auth */
    .rp-auth { grid-template-columns: 1fr; }
    .rp-auth__aside { display: none; }
    .rp-auth__form { padding: 32px 20px; }
    .rp-auth__aside h1 { font-size: 1.8rem; }
}

/* ---------- Utility ---------- */
.rp-flex { display: flex; }
.rp-flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.rp-flex-center { display: flex; align-items: center; gap: 12px; }
.rp-gap-2 { gap: 8px; }
.rp-gap-3 { gap: 12px; }
.rp-gap-4 { gap: 16px; }
.rp-mb-0 { margin-bottom: 0; }
.rp-mb-2 { margin-bottom: 8px; }
.rp-mb-3 { margin-bottom: 12px; }
.rp-mb-4 { margin-bottom: 16px; }
.rp-mb-6 { margin-bottom: 24px; }
.rp-mt-4 { margin-top: 16px; }
.rp-text-muted { color: var(--rp-text-muted); }
.rp-text-sm { font-size: .85rem; }
.rp-text-center { text-align: center; }
.rp-fw-600 { font-weight: 600; }
.rp-fw-700 { font-weight: 700; }
.rp-w-100 { width: 100%; }
.rp-d-none { display: none; }
.rp-d-md-up { display: none; }
@media (min-width: 768px) { .rp-d-md-up { display: block; } }

.rp-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, var(--rp-primary), #7c3aed);
    color: #fff; display: grid; place-items: center;
    font-weight: 700; font-size: .85rem; flex-shrink: 0;
}