:root {
    color-scheme: light;
    --surface-page: #f6f8fb;
    --surface-card: #ffffff;
    --surface-muted: #eef2f7;
    --text-strong: #162033;
    --text-muted: #61708a;
    --border-soft: #dbe3ee;
    --accent: #3d5cff;
    --accent-strong: #2744d8;
    --accent-soft: #e9edff;
    --success: #157f56;
    --warning: #b4690e;
    --danger: #b42318;
    --shadow-soft: 0 18px 60px rgba(22, 32, 51, 0.12);
    --radius-lg: 1.4rem;
    --radius-md: 1rem;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    background: var(--surface-page);
    color: var(--text-strong);
}

a {
    color: var(--accent-strong);
}

button,
input,
select {
    font: inherit;
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 0.85rem;
    font-size: clamp(2rem, 10vw, 4.5rem);
    line-height: 0.96;
    letter-spacing: -0.06em;
}

h2 {
    margin-bottom: 0.7rem;
    font-size: clamp(1.4rem, 4vw, 2rem);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

p {
    color: var(--text-muted);
    line-height: 1.65;
}

.boot-screen {
    display: grid;
    min-height: 100dvh;
    place-content: center;
    gap: 1rem;
    text-align: center;
}

.boot-mark {
    display: inline-grid;
    width: 4rem;
    height: 4rem;
    place-items: center;
    justify-self: center;
    border-radius: 1.25rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-strong));
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.05em;
}

#blazor-error-ui {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
    z-index: 1000;
    display: none;
    padding: 1rem;
    border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
    border-radius: var(--radius-md);
    background: #fff7f6;
    color: var(--danger);
    box-shadow: var(--shadow-soft);
}

#blazor-error-ui .reload {
    margin-left: 0.5rem;
    font-weight: 700;
}

#blazor-error-ui .dismiss {
    float: right;
    cursor: pointer;
}

.content-card,
.hero-panel {
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--surface-card) 94%, transparent);
    box-shadow: 0 12px 40px rgba(22, 32, 51, 0.07);
}

.content-card {
    padding: 1.1rem;
}

.hero-panel {
    padding: clamp(1.35rem, 6vw, 3rem);
    background:
        linear-gradient(135deg, rgba(61, 92, 255, 0.14), rgba(21, 127, 86, 0.08)),
        var(--surface-card);
}

.compact-hero {
    align-self: start;
}

.eyebrow,
.status,
.pill {
    color: var(--accent-strong);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.eyebrow {
    margin-bottom: 0.6rem;
}

.pill {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    border-radius: 999px;
    padding-inline: 0.85rem;
    background: var(--accent-soft);
}

.two-column-page,
.landing-grid,
.settings-grid,
.dashboard-stack {
    display: grid;
    gap: 1rem;
}

.auth-card,
.settings-card {
    display: grid;
    gap: 1.25rem;
}

form {
    display: grid;
    gap: 1rem;
}

.form-intro {
    margin-bottom: 0;
}

.field {
    display: grid;
    gap: 0.45rem;
    color: var(--text-strong);
    font-weight: 700;
}

.field input,
.field select {
    width: 100%;
    min-height: 3.15rem;
    border: 1px solid var(--border-soft);
    border-radius: 0.9rem;
    padding-inline: 0.9rem;
    background: var(--surface-card);
    color: var(--text-strong);
}

.field input:focus,
.field select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-soft);
    outline: none;
}

.validation-message,
.validation-errors {
    color: var(--danger);
}

.validation-errors {
    margin: 0;
    padding-left: 1.1rem;
}

.button,
button.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 3rem;
    border: 1px solid transparent;
    border-radius: 999px;
    padding: 0.75rem 1.1rem;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
}

.button-primary {
    background: var(--accent);
    color: white;
}

.button-secondary {
    border-color: var(--border-soft);
    background: var(--surface-card);
    color: var(--accent-strong);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.alert {
    border: 1px solid color-mix(in srgb, var(--warning) 30%, transparent);
    border-radius: var(--radius-md);
    padding: 0.85rem 1rem;
    background: #fff8ed;
    color: #804b0a;
}

.alert-neutral {
    border-color: var(--border-soft);
    background: var(--surface-muted);
    color: var(--text-muted);
}

.alert-success {
    border-color: color-mix(in srgb, var(--success) 30%, transparent);
    background: #effbf5;
    color: var(--success);
}

.callout {
    border: 1px dashed var(--border-soft);
    border-radius: var(--radius-md);
    padding: 1rem;
    background: var(--surface-muted);
}

.callout h2,
.callout p {
    margin-bottom: 0.65rem;
}

.alternate-action {
    margin-bottom: 0;
    text-align: center;
}

.loading-state,
.empty-state {
    max-width: 48rem;
}

.structure-preview,
.plan-card,
.feature-card {
    position: relative;
    overflow: hidden;
}

.check-list {
    display: grid;
    gap: 0.75rem;
    margin: 1rem 0 0;
    padding: 0;
    list-style: none;
}

.check-list li {
    display: flex;
    gap: 0.6rem;
    color: var(--text-muted);
}

.check-list li::before {
    content: "✓";
    color: var(--success);
    font-weight: 900;
}

.dashboard-hero {
    display: grid;
    gap: 1rem;
    border-radius: calc(var(--radius-lg) + 0.4rem);
    padding: clamp(1.2rem, 5vw, 3rem);
    background:
        linear-gradient(135deg, rgba(61, 92, 255, 0.16), rgba(255, 255, 255, 0)),
        var(--surface-card);
    box-shadow: var(--shadow-soft);
}

.plan-card {
    display: grid;
    gap: 0.2rem;
    align-self: end;
    padding: 1rem;
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-md);
    background: var(--surface-card);
}

.plan-card span,
.plan-card small {
    color: var(--text-muted);
    font-size: 0.86rem;
}

.plan-card strong {
    font-size: 1.2rem;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
}

.card-grid {
    display: grid;
    gap: 1rem;
}

.feature-card {
    min-height: 14rem;
}

.feature-icon {
    display: grid;
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
    place-items: center;
    border-radius: 1rem;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 1.5rem;
    font-weight: 900;
}

@media (min-width: 48rem) {
    .two-column-page,
    .landing-grid,
    .settings-grid {
        grid-template-columns: minmax(0, 0.95fr) minmax(24rem, 1.05fr);
        align-items: start;
    }

    .settings-grid {
        grid-template-columns: minmax(16rem, 0.75fr) minmax(26rem, 1fr);
    }

    .settings-grid .settings-card:last-child {
        grid-column: 2;
    }

    .content-card {
        padding: 1.35rem;
    }

    .dashboard-hero {
        grid-template-columns: minmax(0, 1fr) minmax(16rem, 0.35fr);
    }

    .card-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: no-preference) {
    .button,
    .content-card,
    .mobile-nav a,
    .rail-links a {
        transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
    }

    .button:hover,
    .content-card:hover {
        transform: translateY(-1px);
    }
}