:root {
    --landing-bg: #ffffff;
    --landing-ink: #111827;
    --landing-muted: #6b7280;
    --landing-brand: #1b6ec2;
    --landing-brand-dark: #155a9c;
    --landing-accent: #0ea5e9;
    --landing-line: #e5e7eb;
    --landing-surface: #f9fafb;
    --landing-danger: #dc2626;
    --landing-success: #16a34a;
    --landing-warning: #d97706;
}

.landing-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

.landing-container--narrow {
    max-width: 760px;
}

.landing-header {
    background: #0f172a;
    color: #fff;
}

.landing-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.landing-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-size: 1.35rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.02em;
}

.landing-logo__icon {
    width: 28px;
    height: 28px;
}

.landing-main {
    min-height: calc(100vh - 64px - 72px);
}

.landing-footer {
    background: #0f172a;
    color: #9ca3af;
    padding: 24px 0;
    font-size: 0.9rem;
}

.landing-footer p {
    margin: 0;
}

.landing-hero {
    background: linear-gradient(135deg, #1b6ec2 0%, #0ea5e9 100%);
    color: #fff;
    padding: 96px 0;
    text-align: center;
}

.landing-hero__title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    line-height: 1.15;
    margin: 0 0 16px;
    font-weight: 800;
}

.landing-hero__subtitle {
    font-size: 1.15rem;
    max-width: 640px;
    margin: 0 auto 32px;
    color: rgba(255, 255, 255, 0.9);
}

.landing-section {
    padding: 64px 0;
}

.landing-section--alt {
    background: var(--landing-surface);
}

.landing-section__title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 24px;
}

.landing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.landing-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.landing-btn--primary {
    background: var(--landing-brand);
    color: #fff;
}

.landing-btn--primary:hover:not(:disabled) {
    background: var(--landing-brand-dark);
}

.landing-btn--ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
}

.landing-btn--ghost:hover {
    border-color: #fff;
}

.landing-btn--sm {
    padding: 6px 14px;
    font-size: 0.875rem;
}

.landing-btn--outline {
    background: transparent;
    color: var(--landing-brand);
    border-color: var(--landing-brand);
}

.landing-btn--outline:hover:not(:disabled) {
    background: var(--landing-brand);
    color: #fff;
}

.landing-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.landing-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.landing-label {
    font-weight: 600;
    font-size: 0.95rem;
}

.landing-input {
    border: 1px solid var(--landing-line);
    border-radius: 8px;
    padding: 12px 14px;
    font-size: 1rem;
    width: 100%;
    box-sizing: border-box;
}

.landing-input:focus {
    outline: none;
    border-color: var(--landing-brand);
    box-shadow: 0 0 0 3px rgba(27, 110, 194, 0.2);
}

.landing-check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--landing-line);
    border-radius: 8px;
}

.landing-check input {
    margin-top: 3px;
}

.landing-check__body {
    font-size: 0.95rem;
}

.landing-check__hint {
    display: block;
    color: var(--landing-muted);
    font-size: 0.85rem;
}

.landing-field-error {
    color: var(--landing-danger);
    font-size: 0.85rem;
}

.landing-alert {
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 0.95rem;
}

.landing-alert--danger {
    background: #fef2f2;
    color: var(--landing-danger);
    border: 1px solid #fecaca;
}

.landing-muted {
    color: var(--landing-muted);
}

.landing-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.landing-table th,
.landing-table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid var(--landing-line);
}

.landing-table th {
    font-weight: 600;
    color: var(--landing-muted);
}

.landing-table tbody tr:hover {
    background: var(--landing-surface);
}

.landing-badge {
    display: inline-block;
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #fff;
    white-space: nowrap;
}

.landing-badge--primary { background: var(--landing-brand); }
.landing-badge--success { background: var(--landing-success); }
.landing-badge--warning { background: var(--landing-warning); }
.landing-badge--danger { background: var(--landing-danger); }
.landing-badge--secondary { background: #6b7280; }

.landing-card {
    border: 1px solid var(--landing-line);
    border-radius: 12px;
    background: #fff;
    margin-bottom: 20px;
}

.landing-card__body {
    padding: 20px;
}

.landing-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 12px;
}

.landing-dl {
    margin: 0;
    display: grid;
    grid-template-columns: 140px 1fr;
    row-gap: 10px;
}

.landing-dl__term {
    font-weight: 600;
    color: var(--landing-muted);
    margin: 0;
}

.landing-dl__desc {
    margin: 0;
}

.landing-task {
    border: 1px solid var(--landing-line);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 12px;
}

.landing-task__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 8px;
}

.landing-task__name {
    font-weight: 700;
}

.landing-task__desc {
    color: var(--landing-muted);
    font-size: 0.9rem;
}

.landing-task__cost {
    font-size: 0.9rem;
    margin-top: 4px;
}

.landing-task__results {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--landing-line);
}

.landing-banner {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 32px;
    background: #fff7ed;
    border: 1px solid #fdba74;
    color: #9a3412;
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 0.95rem;
}