/* ==========================================================================
   Radiant Precision — Traffic Tracker
   Design System · Vanilla CSS
   ========================================================================== */

/* ── Google Fonts ─────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;600;700;800&family=Inter:wght@400;500;600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

/* ── CSS Custom Properties ────────────────────────────────────────────────── */
:root {
    /* Brand palette — orange + slate */
    --clr-primary:          #ea580c;
    --clr-primary-hover:    #c2410c;
    --clr-primary-light:    #fff7ed;
    --clr-primary-mid:      #fed7aa;
    --clr-primary-dark:     #7c2d12;
    --clr-primary-shadow:   rgba(234, 88, 12, 0.25);

    /* Surfaces */
    --clr-white:            #ffffff;
    --clr-bg:               #f8fafc;
    --clr-surface:          #ffffff;
    --clr-surface-low:      #f1f5f9;
    --clr-surface-mid:      #e2e8f0;
    --clr-surface-high:     #cbd5e1;

    /* Text */
    --clr-text:             #1e293b;
    --clr-text-secondary:   #64748b;
    --clr-text-muted:       #94a3b8;

    /* Borders */
    --clr-border:           #e2e8f0;
    --clr-border-dark:      #cbd5e1;

    /* Semantic */
    --clr-success:          #16a34a;
    --clr-success-bg:       #f0fdf4;
    --clr-success-border:   #bbf7d0;
    --clr-error:            #dc2626;
    --clr-error-bg:         #fef2f2;
    --clr-error-border:     #fecaca;
    --clr-warning-bg:       #fffbeb;
    --clr-warning-border:   #fde68a;
    --clr-warning-text:     #92400e;

    /* Layout */
    --sidebar-w:    260px;
    --topbar-h:     64px;

    /* Radii */
    --r-sm:   6px;
    --r-md:   10px;
    --r-lg:   14px;
    --r-xl:   18px;
    --r-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.08);
    --shadow-orange: 0 4px 16px rgba(234,88,12,0.22);
    --topbar-shadow: 0 1px 0 var(--clr-border), 0 4px 16px rgba(0,0,0,0.04);

    /* Typography */
    --font-headline: 'Manrope', system-ui, sans-serif;
    --font-body:     'Inter',   system-ui, sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; }

img, svg { display: block; max-width: 100%; }

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

a { color: inherit; text-decoration: none; }

ul, ol { list-style: none; }

/* ── Base ─────────────────────────────────────────────────────────────────── */
body {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--clr-text);
    background: var(--clr-bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    font-size: 1.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    line-height: 1;
    user-select: none;
}

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

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    flex-shrink: 0;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    background: var(--clr-bg);
    border-right: 1px solid var(--clr-border);
    display: flex;
    flex-direction: column;
    padding: 1rem;
    z-index: 100;
    overflow-y: auto;
    transition: transform 0.3s ease;
}

.sidebar-brand {
    padding: 1rem;
    margin-bottom: 1rem;
}

.sidebar-brand-title {
    font-family: var(--font-headline);
    font-size: 1.0625rem;
    font-weight: 800;
    color: var(--clr-primary-dark);
    letter-spacing: -0.025em;
    line-height: 1.2;
}

.sidebar-brand-sub {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--clr-text-secondary);
    margin-top: 0.2rem;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar-section-label {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--clr-text-muted);
    padding: 0.75rem 1rem 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6875rem 1rem;
    border-radius: var(--r-md);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    transition: color 0.15s, background 0.15s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.nav-link:hover {
    color: var(--clr-primary);
    background: var(--clr-surface-low);
}

.nav-link.active {
    color: var(--clr-primary-dark);
    background: var(--clr-white);
    box-shadow: var(--shadow-sm);
    font-weight: 700;
}

.nav-link .material-symbols-outlined {
    opacity: 0.75;
    transition: opacity 0.15s;
}

.nav-link.active .material-symbols-outlined,
.nav-link:hover .material-symbols-outlined {
    opacity: 1;
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--clr-border);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin-top: 0.5rem;
    border-top: 1px solid var(--clr-border);
}

.sidebar-user-avatar {
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--r-full);
    background: var(--clr-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
    flex-shrink: 0;
}

.sidebar-user-name {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--clr-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: 0.6875rem;
    color: var(--clr-text-secondary);
    text-transform: capitalize;
}

/* ── Main content wrapper ─────────────────────────────────────────────────── */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-w);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Topbar ───────────────────────────────────────────────────────────────── */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    height: var(--topbar-h);
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--topbar-shadow);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    gap: 1.5rem;
}

.topbar-search {
    position: relative;
    flex: 1;
    max-width: 28rem;
}

.topbar-search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--clr-text-muted);
    pointer-events: none;
}

.topbar-search input {
    width: 100%;
    height: 2.25rem;
    padding: 0 1rem 0 2.5rem;
    border-radius: var(--r-full);
    border: 1px solid var(--clr-border);
    background: var(--clr-surface-low);
    color: var(--clr-text);
    font-size: 0.875rem;
    transition: border-color 0.15s, box-shadow 0.15s;
    outline: none;
}

.topbar-search input:focus {
    border-color: var(--clr-primary);
    box-shadow: 0 0 0 3px rgba(234,88,12,0.1);
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.topbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--r-full);
    border: none;
    background: none;
    color: var(--clr-text-secondary);
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
}

.topbar-btn:hover {
    color: var(--clr-primary);
    background: var(--clr-surface-low);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding-left: 1rem;
    margin-left: 0.5rem;
    border-left: 1px solid var(--clr-border);
}

.topbar-user-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--clr-text);
}

.topbar-avatar {
    width: 2rem;
    height: 2rem;
    border-radius: var(--r-full);
    background: var(--clr-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
}

/* ── Page Content ─────────────────────────────────────────────────────────── */
.page-content {
    padding: 2rem;
    flex: 1;
}

.page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-title {
    font-family: var(--font-headline);
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.page-subtitle {
    font-size: 0.9375rem;
    color: var(--clr-text-secondary);
    margin-top: 0.25rem;
}

/* ── Flash Messages ───────────────────────────────────────────────────────── */
.flash {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    border-radius: var(--r-md);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid;
    animation: slideDown 0.25s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.flash-success {
    background: var(--clr-success-bg);
    border-color: var(--clr-success-border);
    color: var(--clr-success);
}

.flash-error {
    background: var(--clr-error-bg);
    border-color: var(--clr-error-border);
    color: var(--clr-error);
}

.flash-close {
    margin-left: auto;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    opacity: 0.6;
    display: flex;
}

.flash-close:hover { opacity: 1; }

/* ── Cards ────────────────────────────────────────────────────────────────── */
.card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
}

.card-body { padding: 1.5rem; }

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--clr-border);
}

.card-title {
    font-family: var(--font-headline);
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--clr-text);
}

.card-subtitle {
    font-size: 0.8125rem;
    color: var(--clr-text-secondary);
    margin-top: 0.125rem;
}

/* ── KPI / Metric Cards ───────────────────────────────────────────────────── */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.75rem;
}

.kpi-card {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-lg);
    padding: 1.375rem 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s, transform 0.2s;
    position: relative;
    overflow: hidden;
}

.kpi-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.kpi-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.kpi-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--r-md);
    background: var(--clr-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--clr-primary);
}

.kpi-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--clr-primary);
}

.kpi-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--clr-text-secondary);
    margin-bottom: 0.375rem;
}

.kpi-value {
    font-family: var(--font-headline);
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: -0.04em;
    line-height: 1;
}

.kpi-hint {
    font-size: 0.75rem;
    color: var(--clr-text-muted);
    margin-top: 0.5rem;
}

/* KPI accents */
.kpi-card.accent-orange { border-top: 3px solid var(--clr-primary); }
.kpi-card.accent-green  { border-top: 3px solid var(--clr-success); }
.kpi-card.accent-blue   { border-top: 3px solid #3b82f6; }
.kpi-card.accent-amber  { border-top: 3px solid #f59e0b; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.25rem;
    border-radius: var(--r-md);
    font-family: var(--font-headline);
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.15s, box-shadow 0.15s, transform 0.1s, opacity 0.15s;
    white-space: nowrap;
    text-decoration: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
    background: var(--clr-primary);
    color: var(--clr-white);
    box-shadow: var(--shadow-orange);
}

.btn-primary:hover {
    background: var(--clr-primary-hover);
    box-shadow: 0 6px 20px rgba(234,88,12,0.35);
}

.btn-secondary {
    background: var(--clr-white);
    color: var(--clr-text);
    border-color: var(--clr-border-dark);
    box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
    background: var(--clr-surface-low);
    border-color: var(--clr-surface-high);
}

.btn-ghost {
    background: transparent;
    color: var(--clr-text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--clr-surface-low);
    color: var(--clr-primary);
}

.btn-danger {
    background: #fef2f2;
    color: var(--clr-error);
    border-color: #fecaca;
}

.btn-danger:hover {
    background: #fee2e2;
}

.btn-sm { padding: 0.4rem 0.875rem; font-size: 0.8125rem; }
.btn-lg { padding: 0.875rem 1.75rem; font-size: 1rem; }

.btn-icon {
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    justify-content: center;
    border-radius: var(--r-md);
}

/* ── Form Controls ────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }

.form-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-text-secondary);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.6875rem 1rem;
    border: 1px solid var(--clr-border-dark);
    border-radius: var(--r-md);
    background: var(--clr-surface-low);
    color: var(--clr-text);
    font-size: 0.9375rem;
    transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
    outline: none;
}

.form-control::placeholder { color: var(--clr-text-muted); }

.form-control:focus {
    border-color: var(--clr-primary);
    background: var(--clr-white);
    box-shadow: 0 0 0 3px rgba(234,88,12,0.12);
}

.form-control.is-invalid {
    border-color: var(--clr-error);
    box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

.form-error {
    font-size: 0.8125rem;
    color: var(--clr-error);
    margin-top: 0.375rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.form-hint {
    font-size: 0.8125rem;
    color: var(--clr-text-muted);
    margin-top: 0.375rem;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    padding-right: 2.5rem;
}

/* ── Badges ───────────────────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.25rem 0.6rem;
    border-radius: var(--r-full);
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    line-height: 1;
}

.badge-active {
    background: #dcfce7;
    color: #15803d;
}

.badge-inactive {
    background: var(--clr-surface-low);
    color: var(--clr-text-secondary);
}

.badge-duplicate {
    background: var(--clr-warning-bg);
    border: 1px solid var(--clr-warning-border);
    color: var(--clr-warning-text);
}

.badge-admin {
    background: var(--clr-primary-light);
    color: var(--clr-primary-dark);
}

.badge-dot {
    width: 0.4rem;
    height: 0.4rem;
    border-radius: var(--r-full);
    background: currentColor;
    flex-shrink: 0;
}

/* ── Table ────────────────────────────────────────────────────────────────── */
.table-container {
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.table-scroll { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

thead tr {
    background: var(--clr-bg);
    border-bottom: 1px solid var(--clr-border);
}

th {
    padding: 0.875rem 1.25rem;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-text-secondary);
    white-space: nowrap;
}

tbody tr {
    border-bottom: 1px solid var(--clr-border);
    transition: background 0.12s;
}

tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--clr-bg); }

td {
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
    color: var(--clr-text);
    vertical-align: middle;
}

.table-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--clr-bg);
    border-top: 1px solid var(--clr-border);
    font-size: 0.8125rem;
    color: var(--clr-text-secondary);
}

.table-footer {
    padding: 1rem 1.5rem;
    background: var(--clr-bg);
    border-top: 1px solid var(--clr-border);
    font-size: 0.8125rem;
    color: var(--clr-text-secondary);
}

/* ── Toggle Switch ────────────────────────────────────────────────────────── */
.toggle-form { display: inline-flex; }

.toggle-wrap {
    position: relative;
    display: inline-block;
    width: 2.5rem;
    height: 1.375rem;
    cursor: pointer;
}

.toggle-wrap input { opacity: 0; width: 0; height: 0; position: absolute; }

.toggle-track {
    position: absolute;
    inset: 0;
    border-radius: var(--r-full);
    background: var(--clr-surface-mid);
    transition: background 0.2s;
}

.toggle-wrap input:checked ~ .toggle-track { background: var(--clr-primary); }

.toggle-thumb {
    position: absolute;
    top: 0.1875rem;
    left: 0.1875rem;
    width: 1rem;
    height: 1rem;
    border-radius: var(--r-full);
    background: var(--clr-white);
    box-shadow: var(--shadow-xs);
    transition: transform 0.2s;
}

.toggle-wrap input:checked ~ .toggle-track .toggle-thumb {
    transform: translateX(1.125rem);
}

/* ── Chart Bars ───────────────────────────────────────────────────────────── */
.chart-bars-container {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 140px;
    padding-top: 1rem;
}

.chart-bar-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    height: 100%;
    gap: 4px;
}

.chart-bar {
    width: 100%;
    background: linear-gradient(180deg, var(--clr-primary) 0%, #f97316 100%);
    border-radius: 4px 4px 0 0;
    min-height: 2px;
    transition: opacity 0.2s;
    position: relative;
}

.chart-bar:hover { opacity: 0.75; }

.chart-bar-label {
    font-size: 0.625rem;
    color: var(--clr-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 2.5rem;
    text-align: center;
}

/* ── Code block / Embed snippet ───────────────────────────────────────────── */
.code-block {
    position: relative;
    background: #0f172a;
    border-radius: var(--r-md);
    padding: 1.25rem;
    overflow: hidden;
}

.code-block pre {
    font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.8125rem;
    color: #94a3b8;
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.7;
    max-height: 180px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.code-block pre::-webkit-scrollbar { width: 4px; }
.code-block pre::-webkit-scrollbar-track { background: transparent; }
.code-block pre::-webkit-scrollbar-thumb { background: #334155; border-radius: 4px; }

.code-copy-btn {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--r-sm);
    background: #1e293b;
    border: 1px solid #334155;
    color: #94a3b8;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.code-copy-btn:hover {
    background: #334155;
    color: #e2e8f0;
}

.code-copy-btn.copied {
    background: #14532d;
    border-color: #166534;
    color: #86efac;
}

/* ── Country progress bars ────────────────────────────────────────────────── */
.country-bar-track {
    flex: 1;
    height: 6px;
    background: var(--clr-surface-low);
    border-radius: var(--r-full);
    overflow: hidden;
}

.country-bar-fill {
    height: 100%;
    border-radius: var(--r-full);
    background: linear-gradient(90deg, var(--clr-primary) 0%, #fb923c 100%);
}

/* ── Grid utilities ───────────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: 1.5rem; }

/* ── Spacers ──────────────────────────────────────────────────────────────── */
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-auto { margin-top: auto; }

/* ── Typography ───────────────────────────────────────────────────────────── */
.headline { font-family: var(--font-headline); }
.text-xs  { font-size: 0.75rem; }
.text-sm  { font-size: 0.875rem; }
.text-lg  { font-size: 1.125rem; }
.text-xl  { font-size: 1.25rem; }
.fw-bold  { font-weight: 700; }
.fw-black { font-weight: 800; }
.text-muted   { color: var(--clr-text-secondary); }
.text-primary { color: var(--clr-primary); }
.text-success { color: var(--clr-success); }
.text-danger  { color: var(--clr-error); }
.text-mono    { font-family: 'Consolas', monospace; }
.text-right   { text-align: right; }
.text-center  { text-align: center; }
.uppercase    { text-transform: uppercase; letter-spacing: 0.06em; font-size: 0.6875rem; font-weight: 700; }

/* ── Flex utilities ───────────────────────────────────────────────────────── */
.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1  { gap: 0.25rem; }
.gap-2  { gap: 0.5rem; }
.gap-3  { gap: 0.75rem; }
.gap-4  { gap: 1rem; }

/* ── Divider ──────────────────────────────────────────────────────────────── */
.divider {
    height: 1px;
    background: var(--clr-border);
    margin: 1.5rem 0;
}

/* ── Empty state ──────────────────────────────────────────────────────────── */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
    gap: 0.75rem;
    color: var(--clr-text-secondary);
}

.empty-icon {
    width: 4rem;
    height: 4rem;
    border-radius: var(--r-xl);
    background: var(--clr-surface-low);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    color: var(--clr-text-muted);
}

.empty-icon .material-symbols-outlined { font-size: 1.75rem; }

/* ── Highlight card (orange gradient) ────────────────────────────────────── */
.card-accent {
    background: linear-gradient(135deg, var(--clr-primary) 0%, #ea700c 100%);
    color: var(--clr-white);
    border: none;
    box-shadow: var(--shadow-orange);
}

.card-accent .kpi-label { color: rgba(255,255,255,0.8); }
.card-accent .kpi-value { color: var(--clr-white); }
.card-accent .kpi-icon  { background: rgba(255,255,255,0.2); color: var(--clr-white); }

/* ── Pagination ───────────────────────────────────────────────────────────── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    margin-top: 1.5rem;
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 0.5rem;
    border-radius: var(--r-md);
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--clr-text-secondary);
    transition: all 0.15s;
    cursor: pointer;
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--clr-primary);
    color: var(--clr-primary);
    background: var(--clr-primary-light);
}

.pagination-btn.active {
    background: var(--clr-primary);
    border-color: var(--clr-primary);
    color: var(--clr-white);
    box-shadow: var(--shadow-orange);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ── Pie Chart ────────────────────────────────────────────────────────────── */
.pie-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1rem 0;
}

.pie-chart {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.pie-chart::after {
    content: '';
    position: absolute;
    inset: 35px;
    background: var(--clr-white);
    border-radius: 50%;
    box-shadow: inset var(--shadow-xs);
}

.pie-legend {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 2rem;
}

.pie-legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
}

.pie-legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex-shrink: 0;
}

/* ── Live Updates ─────────────────────────────────────────────────────────── */
.live-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(22, 163, 74, 0.1);
    color: var(--clr-success);
    padding: 0.375rem 0.75rem;
    border-radius: var(--r-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.live-pulse {
    width: 8px;
    height: 8px;
    background: var(--clr-success);
    border-radius: 50%;
    position: relative;
}

.live-pulse::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--clr-success);
    border-radius: 50%;
    animation: pulseLoop 2s infinite;
}

@keyframes pulseLoop {
    0% { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(3); opacity: 0; }
}

.live-activity-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.live-activity-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: var(--clr-surface-low);
    border-radius: var(--r-md);
    font-size: 0.8125rem;
    animation: entrySlide 0.4s ease-out;
}

@keyframes entrySlide {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.chart-bar-value {
    font-size: 0.65rem;
    color: var(--clr-text-muted);
    text-align: center;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    width: 100%;
}

/* ── Pulse dot (live indicator) ───────────────────────────────────────────── */
.live-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--r-full);
    background: var(--clr-success);
    animation: pulse-dot 2s infinite;
    display: inline-block;
    flex-shrink: 0;
}

@keyframes pulse-dot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(22,163,74,0.4); }
    50%       { box-shadow: 0 0 0 5px rgba(22,163,74,0); }
}

/* ── Spinner ──────────────────────────────────────────────────────────────── */
.spinner {
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--clr-border);
    border-top-color: var(--clr-primary);
    border-radius: var(--r-full);
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
    display: flex;
    min-height: 100vh;
    align-items: center;
    justify-content: center;
    background-color: #f8fafc;
    background-image: radial-gradient(circle, #e2e8f0 1px, transparent 1px);
    background-size: 24px 24px;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.login-glow-1 {
    position: absolute;
    top: -6rem; right: -6rem;
    width: 24rem; height: 24rem;
    background: radial-gradient(circle, rgba(234,88,12,0.12), transparent 70%);
    border-radius: var(--r-full);
    pointer-events: none;
}

.login-glow-2 {
    position: absolute;
    bottom: -4rem; left: -4rem;
    width: 18rem; height: 18rem;
    background: radial-gradient(circle, rgba(59,130,246,0.08), transparent 70%);
    border-radius: var(--r-full);
    pointer-events: none;
}

.login-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 26rem;
    background: var(--clr-white);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-xl);
    padding: 2.5rem;
    box-shadow: 0 16px 48px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
}

.login-logo {
    width: 4rem;
    height: 4rem;
    border-radius: var(--r-lg);
    background: var(--clr-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

/* ── Live Pulse Chart ─────────────────────────────────────────────────────── */
.live-chart-wrap {
    height: 120px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
    padding-top: 1rem;
    position: relative;
}

.live-bar-min {
    flex: 1;
    background: var(--clr-success);
    opacity: 0.3;
    border-radius: 1px 1px 0 0;
    min-height: 1px;
    transition: height 0.3s ease, opacity 0.3s;
}

.live-bar-min.active {
    opacity: 1;
    background: linear-gradient(180deg, var(--clr-success) 0%, #22c55e 100%);
}

.live-chart-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.75rem;
    font-size: 0.65rem;
    color: var(--clr-text-muted);
    font-weight: 600;
}

/* ── Monthly Grid Adjustments ─────────────────────────────────────────────── */
.chart-bars-container.monthly {
    gap: 2px;
}

.chart-bars-container.monthly .chart-bar-wrap {
    min-width: 0;
}

.chart-bars-container.monthly .chart-bar-label {
    font-size: 0.55rem;
    transform: rotate(-45deg);
    margin-top: 5px;
}

.login-logo .material-symbols-outlined {
    font-size: 2rem;
    color: var(--clr-primary);
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.login-title {
    font-family: var(--font-headline);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--clr-text);
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
}

.login-sub {
    font-size: 0.9rem;
    color: var(--clr-text-secondary);
    margin-bottom: 2rem;
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.8125rem;
    color: var(--clr-text-muted);
}

.login-checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
}

.login-checkbox-row input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    accent-color: var(--clr-primary);
    cursor: pointer;
}

.login-checkbox-row label {
    font-size: 0.875rem;
    color: var(--clr-text-secondary);
    cursor: pointer;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .grid-2-1  { grid-template-columns: 1fr; }
    .grid-3    { grid-template-columns: 1fr 1fr; }
    .grid-4    { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .page-content { padding: 1rem; }
    .kpi-grid { grid-template-columns: 1fr 1fr; }
    .grid-2   { grid-template-columns: 1fr; }
    .grid-3   { grid-template-columns: 1fr; }
    .grid-4   { grid-template-columns: 1fr; }
    .page-header { flex-direction: column; align-items: flex-start; }
}

.chart-bar-value {
    font-size: 0.65rem;
    color: var(--clr-text-muted);
    text-align: center;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    width: 100%;
}