:root {
    --wt-bg: #090f16;
    --wt-surface: #121c28;
    --wt-surface-strong: #182433;
    --wt-ink: #e6edf5;
    --wt-muted: #9fb0c2;
    --wt-accent: #1ca6a0;
    --wt-accent-dark: #16847f;
    --wt-warm: #f0b44b;
    --wt-border: rgba(159, 176, 194, 0.18);
    --wt-shadow: 0 20px 60px rgba(0, 0, 0, 0.42);
}

body {
    background:
        radial-gradient(circle at top left, rgba(28, 166, 160, 0.18), transparent 34%),
        radial-gradient(circle at 85% 15%, rgba(240, 180, 75, 0.1), transparent 28%),
        linear-gradient(180deg, #080e15 0%, var(--wt-bg) 100%);
    background-color: #080e15;
    color: var(--wt-ink);
    font-family: "Segoe UI", "Helvetica Neue", sans-serif;
    min-height: 100vh;
}

a {
    color: #91d7ff;
}

a:hover {
    color: #b4e5ff;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.03em;
}

.navbar {
    background: rgba(11, 18, 27, 0.85) !important;
    border-color: var(--wt-border) !important;
    backdrop-filter: blur(8px);
}

.navbar .nav-link {
    color: var(--wt-muted);
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
    color: var(--wt-ink);
}

.hero-card,
.dashboard-card,
.panel-card,
.auth-card,
.cookie-banner,
.stat-card {
    background: rgba(18, 28, 40, 0.9);
    border: 1px solid var(--wt-border);
    box-shadow: var(--wt-shadow);
    backdrop-filter: blur(8px);
}

.form-control,
.form-select,
.input-group-text {
    background-color: #0f1824;
    border-color: var(--wt-border);
    color: var(--wt-ink);
}

.form-control:focus,
.form-select:focus {
    background-color: #0f1824;
    color: var(--wt-ink);
    border-color: var(--wt-accent);
    box-shadow: 0 0 0 0.2rem rgba(28, 166, 160, 0.25);
}

.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--wt-ink);
    --bs-table-border-color: var(--wt-border);
}

.hero-card {
    border-radius: 1.75rem;
    overflow: hidden;
}

.stat-card {
    border-radius: 1.25rem;
}

.dashboard-card,
.panel-card,
.auth-card {
    border-radius: 1.25rem;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.metric-label {
    color: var(--wt-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.btn-primary {
    background-color: var(--wt-accent);
    border-color: var(--wt-accent);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--wt-accent-dark);
    border-color: var(--wt-accent-dark);
}

.btn-outline-primary {
    border-color: var(--wt-accent);
    color: var(--wt-accent);
}

.btn-outline-primary:hover,
.btn-outline-primary.active {
    background-color: var(--wt-accent);
    border-color: var(--wt-accent);
    color: #fff;
}

.btn-outline-secondary {
    border-color: var(--wt-border);
    color: var(--wt-muted);
}

.btn-outline-secondary:hover {
    background-color: #243245;
    border-color: #243245;
    color: #fff;
}

.text-muted-soft {
    color: var(--wt-muted);
}

.surface-gradient {
    background: linear-gradient(135deg, rgba(28, 166, 160, 0.14), rgba(240, 180, 75, 0.1));
}

.cookie-banner {
    border-radius: 1.25rem;
    position: fixed;
    left: 1rem;
    right: 1rem;
    bottom: 0.25rem;
    z-index: 1055;
}

.chart-shell {
    min-height: 340px;
}

.table thead th {
    color: var(--wt-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.legal-note {
    border-left: 4px solid var(--wt-warm);
    background: rgba(229, 159, 58, 0.08);
}

.empty-state {
    border: 1px dashed rgba(28, 166, 160, 0.45);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    color: var(--wt-muted);
}

.alert {
    border-color: var(--wt-border);
}

.alert-warning {
    color: #fdeccf;
    background: rgba(240, 180, 75, 0.2);
}

@media (max-width: 767.98px) {
    .cookie-banner {
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.2rem;
    }

    .metric-value {
        font-size: 1.5rem;
    }
}