:root {
    --bg: #f2f2f7;
    --card: #ffffff;
    --text: #111827;
    --muted: #6b7280;
    --primary: #0a84ff;
    --danger: #ff3b30;
    --radius: 18px;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 16px;
    display: grid;
    gap: 14px;
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px;
}

.topbar {
    position: sticky;
    top: 8px;
    z-index: 20;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(8px);
}
.eyebrow { margin: 0; color: var(--muted); font-size: .85rem; }
h1, h2 { margin: 4px 0 12px; }
.today-label { color: var(--muted); }

.quick-entry-form,
.filter-row {
    display: grid;
    gap: 10px;
}

label {
    display: grid;
    gap: 6px;
    font-size: .92rem;
    color: var(--muted);
}
input, textarea, button {
    border-radius: 12px;
    border: 1px solid #d1d5db;
    padding: 12px;
    font-size: 1rem;
    font: inherit;
}
textarea { resize: vertical; }

.btn-primary,
.btn-secondary,
.btn-danger {
    border: none;
    color: #fff;
    cursor: pointer;
    font-weight: 600;
}
.btn-primary { background: var(--primary); }
.btn-secondary { background: #4b5563; }
.btn-danger { background: var(--danger); }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}
.stat-card p { margin: 0; color: var(--muted); font-size: .87rem; }
.stat-card strong { font-size: 1.35rem; margin-top: 8px; display: block; }

.entry-list {
    display: grid;
    gap: 10px;
}
.entry-item {
    border: 1px solid #e5e7eb;
    border-radius: 14px;
    padding: 12px;
    display: grid;
    gap: 10px;
    background: #fbfbfd;
}
.entry-meta {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}
.entry-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}
.form-message { margin-top: 8px; color: var(--muted); min-height: 20px; }

@media (min-width: 740px) {
    .container { padding: 22px; gap: 16px; }
    .stats-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .quick-entry-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .quick-entry-form button,
    .quick-entry-form label:nth-child(4) { grid-column: span 2; }
    .filter-row { grid-template-columns: 1fr 1fr 1fr auto; align-items: end; }
}

@media print {
    .topbar,
    .quick-entry,
    .filters,
    .chart-card,
    .entry-actions,
    .form-message,
    button,
    input,
    textarea { display: none !important; }

    body { background: #fff; }
    .card { box-shadow: none; border: 1px solid #ddd; }
}

.topbar-right {
    display: grid;
    gap: 6px;
    justify-items: end;
}

.auth-container {
    min-height: 100vh;
    display: grid;
    place-items: center;
}

.auth-card {
    width: min(100%, 460px);
}

.flash {
    padding: 10px 12px;
    border-radius: 12px;
    margin-bottom: 12px;
    font-size: .95rem;
}

.flash-success {
    background: #e8fff1;
    color: #0f5132;
    border: 1px solid #b8f1ce;
}

.flash-error {
    background: #fff1f1;
    color: #842029;
    border: 1px solid #f5c2c7;
}

.button-link {
    text-decoration: none;
    display: inline-block;
    text-align: center;
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 600;
    line-height: 1;
    border: none;
    cursor: pointer;
}

.remember {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

select {
    border-radius: 12px;
    border: 1px solid #d1d5db;
    padding: 12px;
    font: inherit;
}

.print-table {
    width: 100%;
    border-collapse: collapse;
}

.print-table th,
.print-table td {
    border-bottom: 1px solid #e5e7eb;
    text-align: left;
    padding: 10px;
}

.no-print { display: block; }

@media print {
    .no-print,
    .print-controls,
    .topbar,
    .quick-entry,
    .filters,
    .chart-card,
    .entry-actions,
    .form-message,
    button,
    input,
    textarea,
    select,
    a { display: none !important; }

    .entry-item { background: #fff; border: 1px solid #ddd; }
}