:root {
    --bg: #f5f7fb;
    --card: #ffffff;
    --text: #172033;
    --muted: #657086;
    --border: #dfe5ef;
    --primary: #3157d5;
    --primary-dark: #2444ad;
    --success: #168a4a;
    --error: #b42318;
    --warning: #9a6700;
    --shadow: 0 18px 50px rgba(23, 32, 51, 0.09);
    --radius: 22px;
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
    margin: 0;
    min-height: 100%;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: radial-gradient(circle at top left, #edf2ff, transparent 34rem), var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.app-shell {
    width: min(1120px, 100%);
    margin: 0 auto;
    padding: 18px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding: 10px 2px;
}

.topbar h1, h2, h3, p { margin-top: 0; }
.topbar h1 { margin-bottom: 0; font-size: clamp(1.6rem, 6vw, 2.5rem); letter-spacing: -0.04em; }

.topnav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
}

.topnav a,
.month-nav a {
    color: var(--text);
    background: rgba(255,255,255,0.72);
    border: 1px solid var(--border);
    border-radius: 999px;
    text-decoration: none;
    padding: 9px 13px;
    font-weight: 700;
}

main { display: grid; gap: 18px; }

.card {
    background: rgba(255,255,255,0.92);
    border: 1px solid rgba(223, 229, 239, 0.95);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: clamp(18px, 4vw, 28px);
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
    overflow: hidden;
}

.hero h2,
.summary-card h2,
.child-intro h2 {
    font-size: clamp(1.8rem, 7vw, 3.25rem);
    letter-spacing: -0.06em;
    line-height: 1.02;
    margin-bottom: 12px;
}

.hero-badge {
    border: 1px solid var(--border);
    background: linear-gradient(180deg, #fff, #f6f8ff);
    border-radius: 20px;
    padding: 20px;
    min-width: 180px;
    text-align: center;
}

.hero-badge span,
.eyebrow,
.metric span,
.muted {
    color: var(--muted);
}

.hero-badge strong { display: block; font-size: 1.25rem; }
.eyebrow { font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }

.two-column {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.stacked,
.form-grid {
    display: grid;
    gap: 14px;
}

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

.full-span { grid-column: 1 / -1; }

label {
    display: grid;
    gap: 7px;
    font-weight: 750;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #fff;
    color: var(--text);
    padding: 13px 14px;
    font: inherit;
    min-height: 48px;
}

input:focus,
select:focus,
textarea:focus {
    outline: 3px solid rgba(49,87,213,0.18);
    border-color: var(--primary);
}

.button,
button.button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    border: 0;
    border-radius: 15px;
    background: var(--primary);
    color: #fff;
    min-height: 48px;
    padding: 12px 18px;
    font: inherit;
    font-weight: 850;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 14px 30px rgba(49,87,213,0.22);
}

.button:hover { background: var(--primary-dark); }
.button.secondary { background: #eef2ff; color: var(--primary-dark); box-shadow: none; }

.notice {
    border-radius: 16px;
    padding: 13px 15px;
    border: 1px solid var(--border);
    background: #fff;
    font-weight: 700;
}
.notice-success { border-color: #addfc4; color: var(--success); background: #f0fff6; }
.notice-error { border-color: #f3b5af; color: var(--error); background: #fff5f4; }
.notice-info { border-color: #c9d5ff; color: var(--primary-dark); background: #f5f7ff; }

.summary-head,
.section-title {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.month-nav { display: flex; gap: 8px; }
.month-nav a { font-size: 1.4rem; line-height: 1; padding: 10px 16px; }

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 14px;
}

.metric {
    background: #f7f9fe;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 16px;
}

.metric strong {
    display: block;
    font-size: clamp(1.55rem, 5vw, 2.25rem);
    letter-spacing: -0.04em;
    margin-top: 4px;
}

.metric.highlight {
    background: linear-gradient(180deg, #edf2ff, #ffffff);
    border-color: #bfcaff;
}

.date-label { max-width: 260px; margin-bottom: 16px; }

.rating-form {
    display: grid;
    gap: 16px;
}

.criterion-group {
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 14px;
    background: #fbfcff;
    display: grid;
    gap: 12px;
}

.criterion-group h3 { margin-bottom: 2px; }

.criterion-row {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 10px;
    align-items: end;
    padding: 10px;
    border-radius: 14px;
    background: #fff;
    border: 1px solid #edf1f7;
}

.comment-input { min-height: 48px; }

.sticky-actions {
    position: sticky;
    bottom: 10px;
    background: rgba(245,247,251,0.76);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(223,229,239,0.8);
    border-radius: 18px;
    padding: 10px;
    display: flex;
    justify-content: flex-end;
}

.day-list {
    display: grid;
    gap: 10px;
}

.day-card {
    border: 1px solid var(--border);
    border-radius: 16px;
    background: #fbfcff;
    overflow: hidden;
}

.day-card summary {
    cursor: pointer;
    list-style: none;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-weight: 850;
}

.day-card summary::-webkit-details-marker { display: none; }

.item-list { border-top: 1px solid var(--border); padding: 8px 14px 14px; }
.item-row { display: flex; justify-content: space-between; gap: 14px; padding: 8px 0; border-bottom: 1px solid #edf1f7; }
.item-row span { color: var(--muted); }
.item-comment { color: var(--muted); font-size: 0.94rem; padding: 0 0 8px; }

.success-card { border-color: #aee0c5; }
code { background: #eef2ff; padding: 2px 6px; border-radius: 7px; }
.footer { color: var(--muted); text-align: center; padding: 26px 8px 8px; }

@media (max-width: 820px) {
    .app-shell { padding: 14px; }
    .topbar { align-items: flex-start; flex-direction: column; }
    .topnav { width: 100%; justify-content: flex-start; }
    .hero, .two-column, .form-grid { grid-template-columns: 1fr; }
    .hero-badge { text-align: left; min-width: 0; }
    .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .criterion-row { grid-template-columns: 1fr; }
    .sticky-actions .button { width: 100%; }
    .summary-head { align-items: stretch; flex-direction: column; }
    .month-nav a { flex: 1; text-align: center; }
}

@media (max-width: 440px) {
    .metric-grid { grid-template-columns: 1fr; }
    .card { border-radius: 18px; }
    .item-row { flex-direction: column; gap: 2px; }
}

.compact-list {
    margin: 0 0 18px;
    padding-left: 22px;
}

.compact-list li {
    margin: 6px 0;
}

.success {
    color: var(--success);
    font-weight: 700;
}