:root {
    color-scheme: light;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0ea5e9 0%, #6366f1 45%, #8b5cf6 100%);
    min-height: 100vh;
    padding: 40px 16px;
    color: #0f172a;
}

.setup-shell {
    max-width: 1040px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 40px 80px -32px rgba(15, 23, 42, 0.35);
    overflow: hidden;
}

.setup-header {
    padding: 32px;
    background: radial-gradient(circle at 0% 0%, rgba(59, 130, 246, 0.08) 0%, rgba(99, 102, 241, 0.05) 45%, rgba(14, 165, 233, 0.05) 100%);
    border-bottom: 1px solid rgba(15, 23, 42, 0.04);
}

.setup-title {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
}

.setup-subtitle {
    margin: 8px 0 0;
    color: #475569;
}

.setup-main {
    padding: 24px 32px 40px;
}

.setup-steps {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    margin-bottom: 32px;
}

.setup-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    border-radius: 16px;
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, 0.05);
    transition: transform 120ms ease, box-shadow 120ms ease;
}

.setup-step.complete {
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(59, 130, 246, 0.1));
    border-color: rgba(14, 165, 233, 0.25);
}

.setup-step.current {
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: 0 12px 24px -16px rgba(79, 70, 229, 0.6);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(139, 92, 246, 0.12));
}

.setup-step-icon {
    width: 20px;
    height: 20px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    border: 2px solid rgba(15, 23, 42, 0.08);
    color: #334155;
    background: #ffffff;
}

.setup-step.complete .setup-step-icon {
    background: #0ea5e9;
    border-color: #0ea5e9;
    color: #fff;
}

.setup-step.current .setup-step-icon {
    background: #6366f1;
    border-color: #6366f1;
    color: #fff;
}

.setup-step-title {
    font-size: 15px;
    font-weight: 600;
    color: #1e293b;
}

.setup-panel {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.05);
    border-radius: 20px;
    padding: 28px;
    box-shadow: 0 22px 48px -32px rgba(15, 23, 42, 0.15);
}

.setup-panel h2 {
    margin: 0 0 12px;
    font-size: 24px;
    color: #1e293b;
}

.setup-lead {
    margin: 0 0 24px;
    color: #475569;
    font-size: 16px;
}

.setup-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 32px;
}

.setup-actions-note {
    color: #94a3b8;
    font-size: 14px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 22px;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 120ms ease, box-shadow 120ms ease;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: #fff;
    box-shadow: 0 16px 30px -12px rgba(99, 102, 241, 0.55);
}

.btn-secondary {
    background: rgba(15, 23, 42, 0.06);
    color: #0f172a;
}

.btn:hover {
    transform: translateY(-1px);
}

.setup-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.setup-table th,
.setup-table td {
    text-align: left;
    padding: 14px 16px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.setup-table th {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #94a3b8;
}

.setup-table tr:last-child td {
    border-bottom: none;
}

.setup-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
}

.setup-status.pass {
    color: #0f766e;
    background: rgba(15, 118, 110, 0.12);
}

.setup-status.fail {
    color: #b91c1c;
    background: rgba(220, 38, 38, 0.12);
}

.alert {
    padding: 14px 20px;
    border-radius: 16px;
    margin-bottom: 24px;
}

.alert-info {
    background: rgba(14, 165, 233, 0.12);
    color: #0369a1;
}

.alert-success {
    background: rgba(13, 148, 136, 0.12);
    color: #0f766e;
}

.alert-error {
    background: rgba(220, 38, 38, 0.12);
    color: #b91c1c;
}

.setup-list {
    margin: 0;
    padding-left: 20px;
    color: #475569;
    line-height: 1.8;
    font-size: 15px;
}

.setup-section {
    border: 1px solid rgba(15, 23, 42, 0.05);
    border-radius: 18px;
    padding: 22px;
}

.setup-section-header {
    margin-bottom: 16px;
}

.setup-section-title {
    margin: 0;
    font-size: 18px;
    color: #1e293b;
}

.setup-section-description {
    margin: 6px 0 0;
    color: #64748b;
}

.field-group {
    display: grid;
    gap: 16px;
}

.field-group-lg {
    gap: 28px;
}

.setup-block {
    margin-top: 24px;
}

.setup-heading {
    margin: 0 0 12px;
    color: #1e293b;
    font-size: 18px;
}

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

.field label {
    font-weight: 600;
    color: #1e293b;
}

.field small {
    color: #94a3b8;
    font-size: 13px;
}

.field input,
.field select {
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    padding: 12px 14px;
    font-size: 15px;
    color: #0f172a;
    transition: border-color 120ms ease, box-shadow 120ms ease;
}

.field input:focus,
.field select:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
}

.toggle input {
    display: none;
}

.toggle .track {
    width: 46px;
    height: 26px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.5);
    position: relative;
    transition: background 120ms ease;
}

.toggle .thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 999px;
    background: #ffffff;
    transition: transform 120ms ease;
    box-shadow: 0 4px 8px rgba(15, 23, 42, 0.1);
}

.toggle input:checked + .track {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
}

.toggle input:checked + .track .thumb {
    transform: translateX(20px);
}

.setup-code {
    background: #0f172a;
    color: #f8fafc;
    padding: 20px;
    border-radius: 16px;
    overflow-x: auto;
    font-size: 14px;
    line-height: 1.6;
    margin-top: 12px;
}

.setup-footer {
    margin-top: 40px;
    text-align: center;
    color: rgba(15, 23, 42, 0.55);
    font-size: 14px;
}

.demo-table {
    margin-top: 24px;
}

.demo-table .setup-table td code {
    font-size: 13px;
}

@media (max-width: 768px) {
    .setup-steps {
        grid-template-columns: 1fr;
    }

    .setup-main {
        padding: 20px;
    }

    .setup-actions {
        flex-direction: column;
        gap: 16px;
        align-items: flex-start;
    }
}