:root {
    --bg: #0b1020;
    --bg-soft: #121933;
    --panel: rgba(17, 24, 39, 0.78);
    --panel-border: rgba(148, 163, 184, 0.14);
    --text: #e5eefc;
    --muted: #94a3b8;
    --primary: #4f8cff;
    --primary-2: #7c3aed;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --neutral: #64748b;
    --shadow: 0 20px 50px rgba(15, 23, 42, 0.35);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(79, 140, 255, 0.22), transparent 32%),
        radial-gradient(circle at bottom right, rgba(124, 58, 237, 0.2), transparent 30%),
        var(--bg);
    color: var(--text);
}

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

.app-shell {
    display: grid;
    grid-template-columns: 280px 1fr;
    min-height: 100vh;
}

.sidebar {
    padding: 28px;
    border-right: 1px solid var(--panel-border);
    background: rgba(9, 13, 28, 0.72);
    backdrop-filter: blur(20px);
}

.brand-block {
    display: flex;
    gap: 14px;
    align-items: center;
}

.brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    box-shadow: var(--shadow);
}

.brand-mark.large {
    width: 72px;
    height: 72px;
    border-radius: 22px;
    font-size: 1.35rem;
}

.brand-title {
    font-size: 1.1rem;
    font-weight: 700;
}

.brand-subtitle,
.muted,
.footer-note p,
.list-row span,
.mini-card span,
.profile-item span,
.stat-card small,
.product-card p {
    color: var(--muted);
}

.sidebar-nav {
    display: grid;
    gap: 8px;
    margin-top: 32px;
}

.nav-item {
    padding: 14px 16px;
    border-radius: 16px;
    color: #dbe7ff;
    transition: 0.2s ease;
}

.nav-item:hover,
.nav-item.is-active {
    background: linear-gradient(135deg, rgba(79, 140, 255, 0.18), rgba(124, 58, 237, 0.16));
    border: 1px solid rgba(79, 140, 255, 0.22);
}

.sidebar-card,
.panel,
.stat-card,
.hero-panel,
.auth-card,
.mini-card {
    background: var(--panel);
    border: 1px solid var(--panel-border);
    box-shadow: var(--shadow);
}

.sidebar-card {
    margin-top: 28px;
    border-radius: 22px;
    padding: 18px;
    display: grid;
    gap: 6px;
}

.sidebar-card-label,
.eyebrow {
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.74rem;
    color: #93c5fd;
}

.main-content {
    padding: 28px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
}

.topbar h1,
.panel h3,
.auth-card h2,
.auth-showcase h1 {
    margin: 6px 0 0;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: rgba(15, 23, 42, 0.46);
    border-radius: 999px;
    border: 1px solid var(--panel-border);
}

.user-chip-avatar {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    font-weight: 700;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 18px;
    border-radius: 14px;
    border: 1px solid transparent;
    cursor: pointer;
    color: white;
}

.button-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.button-ghost {
    background: rgba(15, 23, 42, 0.42);
    border-color: var(--panel-border);
}

.button-danger {
    background: rgba(239, 68, 68, 0.18);
    border-color: rgba(239, 68, 68, 0.22);
}

.button-small {
    min-height: 36px;
    padding: 0 12px;
    font-size: 0.88rem;
}

.full-width {
    width: 100%;
}

.alert {
    padding: 14px 16px;
    border-radius: 16px;
    margin-bottom: 20px;
    border: 1px solid;
}

.alert-success {
    background: rgba(34, 197, 94, 0.14);
    border-color: rgba(34, 197, 94, 0.25);
}

.alert-error {
    background: rgba(239, 68, 68, 0.14);
    border-color: rgba(239, 68, 68, 0.25);
}

.hero-panel {
    border-radius: 28px;
    padding: 28px;
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 24px;
    margin-bottom: 22px;
    background:
        linear-gradient(120deg, rgba(79, 140, 255, 0.18), rgba(124, 58, 237, 0.18)),
        var(--panel);
}

.hero-balance {
    text-align: right;
}

.hero-balance span,
.stat-card span {
    display: block;
    color: #cbd5e1;
    margin-bottom: 8px;
}

.hero-balance strong,
.stat-card strong,
.product-meta strong,
.mini-card strong,
.profile-item strong {
    font-size: 1.45rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin-bottom: 22px;
}

.stats-grid.compact {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.stat-card {
    border-radius: 24px;
    padding: 22px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 22px;
    margin-bottom: 22px;
}

.panel {
    border-radius: 26px;
    padding: 24px;
    margin-bottom: 22px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.product-card {
    padding: 18px;
    border-radius: 20px;
    background: rgba(15, 23, 42, 0.52);
    border: 1px solid var(--panel-border);
    display: grid;
    gap: 10px;
}

.product-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    width: fit-content;
    font-size: 0.75rem;
    text-transform: capitalize;
}

.badge-success {
    background: rgba(34, 197, 94, 0.16);
    color: #86efac;
}

.badge-warning {
    background: rgba(245, 158, 11, 0.16);
    color: #fcd34d;
}

.badge-danger {
    background: rgba(239, 68, 68, 0.16);
    color: #fca5a5;
}

.badge-neutral {
    background: rgba(100, 116, 139, 0.18);
    color: #cbd5e1;
}

.list-stack {
    display: grid;
    gap: 12px;
}

.list-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 16px 18px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.42);
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.text-right {
    text-align: right;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 14px 12px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    text-align: left;
}

th {
    color: #cbd5e1;
    font-size: 0.88rem;
    font-weight: 600;
}

.profile-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.profile-item {
    padding: 18px;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.1);
    background: rgba(15, 23, 42, 0.35);
    display: grid;
    gap: 8px;
}

.footer-note {
    margin-top: 28px;
    padding-bottom: 12px;
}

.auth-body {
    min-height: 100vh;
}

.auth-layout {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
}

.auth-showcase,
.auth-panel {
    padding: 40px;
}

.auth-showcase {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 18px;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.mini-card {
    padding: 18px;
    border-radius: 20px;
}

.auth-panel {
    display: grid;
    place-items: center;
}

.auth-card {
    width: min(460px, 100%);
    border-radius: 28px;
    padding: 30px;
}

.auth-form {
    display: grid;
    gap: 16px;
    margin-top: 22px;
}

.auth-form label {
    display: grid;
    gap: 8px;
}

input {
    width: 100%;
    min-height: 50px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(15, 23, 42, 0.5);
    color: var(--text);
    padding: 0 14px;
}

select,
textarea {
    width: 100%;
    min-height: 50px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(15, 23, 42, 0.5);
    color: var(--text);
    padding: 12px 14px;
}

label span {
    display: inline-block;
    margin-bottom: 8px;
}

.auth-links,
.button-group {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.auth-links {
    margin-top: 18px;
}

.auth-links a {
    color: #bfdbfe;
}

.stack-form {
    display: grid;
    gap: 18px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-span-2 {
    grid-column: span 2;
}

.demo-box {
    margin-top: 22px;
    padding: 18px;
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.45);
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.demo-box ul {
    margin: 10px 0 0;
    padding-left: 18px;
}

@media (max-width: 1100px) {
    .app-shell,
    .auth-layout,
    .content-grid,
    .stats-grid,
    .stats-grid.compact,
    .showcase-grid,
    .profile-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-span-2 {
        grid-column: span 1;
    }

    .sidebar {
        display: none;
    }

    .hero-panel,
    .topbar,
    .panel-header,
    .list-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-balance,
    .text-right {
        text-align: left;
    }
}