:root {
    --bg: #f6f8fb;
    --card: #ffffff;
    --primary: #2563eb;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --radius: 14px;
}

* {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

/* ===== App shell: GRID (sidebar left, content right) ===== */
.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 320px 1fr;
    /* sidebar | main */
    align-items: start;
    /* prevent weird stretch */
}

.app-main {
    min-width: 0;
    /* important so content can shrink without overflow */
}

.container {
    max-width: 900px;
    margin: 60px auto;
    padding: 0 20px;
}

h1 {
    font-size: 2rem;
    margin-bottom: 8px;
}

.subtitle {
    color: var(--muted);
    margin-bottom: 32px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.03);
}

.card.full {
    grid-column: span 2;
}

.card h2 {
    margin-top: 0;
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 6px;
}

.input-group input {
    width: 100%;
    padding: 14px;
    font-size: 1.2rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    outline: none;
}

.input-group input::placeholder {
    color: #9ca3af;
}

.highlight {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary);
}

.subtext {
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 6px;
}

.criteria {
    list-style: none;
    padding: 0;
    margin: 0;
}

.criteria li {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.criteria li:last-child {
    border-bottom: none;
}

.dot {
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    margin-right: 12px;
}