/* ============================================
   Grocery Treasury Manager — Design tokens
   Palette: deep forest night + leaf green accent (default),
            with a light "morning garden" variant via <html data-theme="light">
   Typeface: Inter (system fallback), tabular numerals for money
   ============================================ */

:root {
    color-scheme: dark;

    --bg: #121A15;
    --surface: #18221B;
    --surface-raised: #1E2A21;
    --surface-hover: #243328;
    --line: #2C3A30;
    --line-strong: #3A4B3F;

    --ink: #F1F5EF;
    --ink-soft: #A7B3A9;
    --ink-faint: #7A887D;

    --leaf: #8FCB7E;
    --leaf-strong: #A6DA96;
    --leaf-ink: #10200F;
    --leaf-tint: rgba(143, 203, 126, 0.12);
    --leaf-line: rgba(143, 203, 126, 0.28);

    --amber: #E3B170;
    --amber-tint: rgba(227, 177, 112, 0.13);
    --red: #F0948A;
    --red-tint: rgba(240, 148, 138, 0.12);
    --red-line: rgba(240, 148, 138, 0.3);

    --topbar-bg: rgba(18, 26, 21, 0.92);

    --radius: 16px;
    --radius-sm: 12px;
}

:root[data-theme="light"] {
    color-scheme: light;

    --bg: #F3F6F1;
    --surface: #FAFCF8;
    --surface-raised: #FFFFFF;
    --surface-hover: #EAF1E6;
    --line: #DCE4D7;
    --line-strong: #C7D3C1;

    --ink: #16211A;
    --ink-soft: #536157;
    --ink-faint: #758278;

    --leaf: #3D7A30;
    --leaf-strong: #2F6325;
    --leaf-ink: #FFFFFF;
    --leaf-tint: rgba(61, 122, 48, 0.1);
    --leaf-line: rgba(61, 122, 48, 0.3);

    --amber: #97581B;
    --amber-tint: rgba(196, 128, 50, 0.14);
    --red: #B03E2E;
    --red-tint: rgba(176, 62, 46, 0.08);
    --red-line: rgba(176, 62, 46, 0.28);

    --topbar-bg: rgba(243, 246, 241, 0.92);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

.money, .num, input[type="number"] {
    font-variant-numeric: tabular-nums;
}

a { color: var(--leaf); text-underline-offset: 3px; }
a:hover { color: var(--leaf-strong); }

/* ---------- Top bar ---------- */
.topbar {
    background: var(--topbar-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar .brand {
    font-weight: 800;
    font-size: 17px;
    letter-spacing: -0.02em;
}
.topbar .who {
    font-size: 13px;
    color: var(--ink-soft);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px;
}
.topbar a { color: var(--ink-soft); text-decoration: none; font-weight: 600; }
.topbar a:hover { color: var(--leaf); }
.topbar-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    background: var(--surface-raised);
    color: var(--ink-soft);
    cursor: pointer;
}
.theme-toggle:hover { color: var(--leaf); border-color: var(--leaf-line); }
/* Show the icon of the theme you'd switch to */
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* ---------- Layout ---------- */
.wrap {
    max-width: 880px;
    margin: 0 auto;
    padding: 24px 16px 60px;
}

.card {
    background: var(--surface-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 22px;
    margin-bottom: 16px;
}

h1 { font-size: 28px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin: 0 0 6px; }
h2 { font-size: 17px; font-weight: 700; letter-spacing: -0.01em; margin: 0 0 14px; color: var(--ink); }
.muted { color: var(--ink-soft); font-size: 13px; }

/* Small uppercase label, e.g. <p class="eyebrow">This month</p> */
.eyebrow {
    color: var(--leaf);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin: 0 0 8px;
}

/* ---------- Month switcher ---------- */
.month-switch {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 20px;
}
.month-switch .label { font-size: 20px; font-weight: 800; letter-spacing: -0.02em; text-align: center; }
.month-switch .label .muted { color: var(--ink-faint); }
.month-switch a.nav-btn {
    text-decoration: none;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 7px 14px;
    font-size: 13.5px;
    font-weight: 600;
    background: var(--surface-raised);
    white-space: nowrap;
}
.month-switch a.nav-btn:hover { background: var(--surface-hover); border-color: var(--leaf-line); color: var(--leaf); }

/* ---------- Stat grid ---------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}
.stat {
    background: var(--surface-raised);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.stat .stat-label { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 8px; }
.stat .stat-value { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; }
.stat.balance-ok { background: var(--leaf-tint); border-color: var(--leaf-line); }
.stat.balance-ok .stat-value { color: var(--leaf); }
.stat.balance-low { background: var(--red-tint); border-color: var(--red-line); }
.stat.balance-low .stat-value { color: var(--red); }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 11px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
th {
    color: var(--ink-faint);
    font-weight: 700;
    font-size: 11.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
td.amount, th.amount { text-align: right; }
td.amount.money { font-weight: 600; }
.table-scroll { overflow-x: auto; }

.tag {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
}
.tag-treasury { background: var(--leaf-tint); color: var(--leaf); }
.tag-pocket { background: var(--amber-tint); color: var(--amber); }
.tag-in { background: var(--leaf-tint); color: var(--leaf-strong); border: 1px solid var(--leaf-line); }

/* ---------- Forms ---------- */
label { display: block; font-size: 13px; font-weight: 500; color: var(--ink-soft); margin: 14px 0 6px; }
label:first-child { margin-top: 0; }
input[type="text"], input[type="number"], input[type="date"], input[type="password"], select, textarea {
    width: 100%;
    padding: 11px 13px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    font-size: 15px;
    background: var(--surface);
    color: var(--ink);
    font-family: inherit;
}
input::placeholder, textarea::placeholder { color: var(--ink-faint); }
input:focus, select:focus, textarea:focus {
    outline: 3px solid var(--leaf-tint);
    outline-offset: 0;
    border-color: var(--leaf);
}
input[type="radio"], input[type="checkbox"] { accent-color: var(--leaf); }

.btn {
    display: inline-block;
    background: var(--leaf);
    color: var(--leaf-ink);
    border: 1px solid transparent;
    padding: 11px 20px;
    border-radius: var(--radius-sm);
    font-size: 14.5px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    text-decoration: none;
    margin-top: 18px;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { background: var(--leaf-strong); color: var(--leaf-ink); }
.btn:disabled { opacity: 0.6; cursor: default; }
.btn-secondary {
    background: var(--surface-raised);
    color: var(--ink);
    border: 1px solid var(--line-strong);
}
.btn-secondary:hover { background: var(--surface-hover); color: var(--leaf); border-color: var(--leaf-line); }
.btn-small { padding: 5px 11px; font-size: 12.5px; margin-top: 0; white-space: nowrap; border-radius: 999px; }

.radio-row { display: flex; gap: 20px; margin-top: 6px; }
.radio-row label { display: flex; align-items: center; gap: 8px; font-size: 14.5px; color: var(--ink); margin: 0; }
.radio-row input { width: auto; }

.error-box,
.success-box {
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: 13.5px;
    margin-bottom: 16px;
}
.error-box { background: var(--red-tint); color: var(--red); border: 1px solid var(--red-line); }
.success-box { background: var(--leaf-tint); color: var(--leaf-strong); border: 1px solid var(--leaf-line); }
.success-box a { color: var(--ink); }

.quick-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.quick-actions a.btn { margin-top: 0; }

.empty-note { color: var(--ink-faint); font-size: 13.5px; padding: 10px 0; margin: 0; }

.login-wrap {
    max-width: 380px;
    margin: 72px auto;
    padding: 0 16px;
}
.login-wrap .card { padding: 30px 26px; }
.login-wrap h1 { margin-bottom: 22px; }

@media (max-width: 480px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .stat .stat-value { font-size: 20px; }
    .topbar { padding: 12px 16px; }
    h1 { font-size: 24px; }
    .card { padding: 18px 16px; }
}
