@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
    color-scheme: light dark;
    --bg-shell: oklch(96.5% 0.004 260);
    --bg-card: oklch(99% 0.003 260);
    --bg-subtle: oklch(97% 0.004 260);
    --fg: oklch(22% 0.02 260);
    --fg-muted: oklch(46% 0.014 260);
    --fg-faint: oklch(60% 0.01 260);
    --border: oklch(89% 0.006 260);
    --border-strong: oklch(80% 0.008 260);
    --accent: oklch(54% 0.19 260);
    --accent-hover: oklch(47% 0.19 260);
    --accent-bg: oklch(95% 0.02 260);
    --good: oklch(48% 0.14 155);
    --good-bg: oklch(94% 0.035 155);
    --good-row: oklch(97.5% 0.02 155);
    --warn: oklch(52% 0.15 70);
    --warn-bg: oklch(94% 0.05 80);
    --bad: oklch(50% 0.19 25);
    --bad-bg: oklch(95% 0.04 20);
    --unknown: oklch(52% 0.01 260);
    --unknown-bg: oklch(93% 0.006 260);
    --shadow: 0 1px 2px oklch(20% 0.02 260 / 0.04), 0 8px 24px oklch(20% 0.02 260 / 0.05);
    --radius: 12px;
    --radius-sm: 8px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-shell: oklch(13% 0.008 260);
        --bg-card: oklch(19% 0.01 260);
        --bg-subtle: oklch(23% 0.012 260);
        --fg: oklch(93% 0.005 260);
        --fg-muted: oklch(66% 0.012 260);
        --fg-faint: oklch(52% 0.012 260);
        --border: oklch(30% 0.014 260);
        --border-strong: oklch(38% 0.016 260);
        --accent: oklch(72% 0.15 260);
        --accent-hover: oklch(78% 0.14 260);
        --accent-bg: oklch(26% 0.04 260);
        --good: oklch(75% 0.15 155);
        --good-bg: oklch(27% 0.05 155);
        --good-row: oklch(22% 0.03 155);
        --warn: oklch(78% 0.13 80);
        --warn-bg: oklch(29% 0.06 80);
        --bad: oklch(70% 0.17 20);
        --bad-bg: oklch(28% 0.06 20);
        --unknown: oklch(68% 0.01 260);
        --unknown-bg: oklch(26% 0.008 260);
        --shadow: 0 1px 2px oklch(0% 0 0 / 0.2), 0 8px 24px oklch(0% 0 0 / 0.25);
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg-shell);
    color: var(--fg);
    font-family: 'IBM Plex Sans', -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.5;
}

.mono { font-family: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* ---- layout shell ---- */

.shell {
    max-width: 680px;
    margin: 0 auto;
    padding: 40px 20px 80px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 28px;
}
.shell.wide { max-width: 900px; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: -8px;
}
.topbar .brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 14px;
    font-weight: 600;
}
.topbar .brand:hover { color: var(--accent-hover); text-decoration: none; }
.topbar-nav { display: flex; align-items: center; gap: 20px; font-size: 13.5px; }
.topbar-nav a { color: var(--fg-muted); }
.topbar-nav a:hover { color: var(--fg); }
.topbar-nav-primary { color: var(--fg) !important; font-weight: 500; }

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 36px 36px 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.page-head { display: flex; flex-direction: column; gap: 8px; }
.page-head-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.eyebrow {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
}

h1 { margin: 0; font-size: 26px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.25; }
h2 { margin: 0; font-size: 16px; font-weight: 600; }

.page-links { display: flex; gap: 18px; font-size: 13.5px; padding-top: 4px; flex-wrap: wrap; }

/* ---- notice / alert panels ---- */

.notice-panel {
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-subtle);
    overflow: hidden;
}
.notice-row { display: flex; gap: 12px; padding: 14px 16px; }
.notice-row + .notice-row { border-top: 1px solid var(--border); }
.notice-row svg { flex-shrink: 0; margin-top: 1px; color: var(--fg-muted); }
.notice-row p { margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--fg-muted); }

.alert {
    display: flex;
    gap: 12px;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid;
    font-size: 13px;
    line-height: 1.55;
}
.alert svg { flex-shrink: 0; margin-top: 1px; }
.alert-error { border-color: var(--bad); background: var(--bad-bg); color: var(--bad); }
.alert-note { border-color: var(--warn); background: var(--warn-bg); color: var(--warn); }

.meta { font-size: 13px; color: var(--fg-faint); }
.meta a { color: var(--accent); }

/* ---- forms ---- */

form { display: flex; flex-direction: column; gap: 22px; }

.field { display: flex; flex-direction: column; gap: 7px; }
.field.secondary { opacity: 0.65; }

label { font-size: 13px; font-weight: 600; }
label .label-note { font-weight: 400; color: var(--fg-faint); }

select,
input[type="email"],
input[type="password"],
input[type="text"] {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--fg);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
}
select:focus,
input:focus {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none'%3E%3Cpath d='M6 9L12 15L18 9' stroke='%2399a1ad' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
    cursor: pointer;
}

.field-hint { margin: 0; font-size: 12.5px; line-height: 1.55; color: var(--fg-faint); }
.field-hint code {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 11.5px;
    background: var(--bg-subtle);
    padding: 1px 5px;
    border-radius: 4px;
    color: var(--fg-muted);
}

.dropzone {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 28px 20px;
    border: 1.5px dashed var(--border-strong);
    border-radius: 10px;
    background: var(--bg-subtle);
    text-align: center;
    cursor: pointer;
}
.dropzone svg { color: var(--fg-muted); }
.dropzone-text { font-size: 13.5px; font-weight: 500; }
.dropzone-sub { font-size: 12px; color: var(--fg-faint); }
.dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.form-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 4px;
}
.form-actions .form-note { font-size: 12.5px; color: var(--fg-faint); margin-right: auto; }

button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 20px;
    border: none;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: white;
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}
button:hover { background: var(--accent-hover); }
button.secondary {
    background: var(--bg-card);
    color: var(--fg);
    border: 1px solid var(--border-strong);
}
button.secondary:hover { background: var(--bg-subtle); }

/* ---- lots table ---- */

.table-wrap {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    overflow-x: auto;
}
.lots-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.lots-table thead tr { background: var(--bg-subtle); }
.lots-table th {
    text-align: left;
    font-weight: 600;
    font-size: 11px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--fg-faint);
    padding: 11px 16px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.lots-table th.num, .lots-table td.num { text-align: right; }
.lots-table td {
    padding: 13px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}
.lots-table tbody tr:last-child td { border-bottom: none; }
.lots-table tr.exempt-now { background: var(--good-row); }
.lots-table .ticker { font-weight: 600; }
.lots-table .source-link { font-size: 12.5px; display: inline-flex; align-items: center; gap: 4px; }
.lots-table .no-source { color: var(--fg-faint); }

.exempt-date { font-size: 11.5px; color: var(--fg-faint); margin-left: 4px; }

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px 3px 8px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}
.pill svg, .pill .dot { flex-shrink: 0; }
.pill.good { background: var(--good-bg); color: var(--good); }
.pill.warn { background: var(--warn-bg); color: var(--warn); }
.pill.bad  { background: var(--bad-bg); color: var(--bad); }
.pill.unknown { background: var(--unknown-bg); color: var(--unknown); }

/* ---- save box ---- */

.save-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-subtle);
    flex-wrap: wrap;
}
.save-box-info { display: flex; gap: 12px; align-items: flex-start; }
.save-box-info svg { flex-shrink: 0; margin-top: 2px; color: var(--fg-muted); }
.save-box-info p { margin: 0; }
.save-box-info .title { font-size: 13.5px; font-weight: 500; }
.save-box-info .subtitle { margin-top: 2px; font-size: 12.5px; color: var(--fg-faint); }
.save-box form { flex-shrink: 0; }
.save-box button { margin: 0; }

/* ---- calendar ---- */

.month-group {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}
.month-group.now { border-color: var(--good); }
.month-group-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border);
}
.month-group.now .month-group-head { background: var(--good-bg); border-bottom-color: var(--good-bg); }
.month-group-head span:first-child { font-size: 14px; font-weight: 600; }
.month-group.now .month-group-head span:first-child { color: var(--good); }
.month-group-badge {
    font-size: 11.5px;
    font-weight: 600;
    padding: 2px 9px;
    border-radius: 999px;
    background: var(--good);
    color: var(--bg-card);
}
.month-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 18px;
    flex-wrap: wrap;
}
.month-row + .month-row { border-top: 1px solid var(--border); }
.month-row-left { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.month-row-left .ticker { font-weight: 600; font-size: 13.5px; }
.month-row-left .qty { font-size: 12.5px; color: var(--fg-faint); }
.month-row-dates {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12.5px;
    color: var(--fg-muted);
    white-space: nowrap;
}
.month-row-dates .arrow { color: var(--fg-faint); }
.month-row-dates .exempt.now { color: var(--good); font-weight: 600; }

.ineligible-row .reason { font-size: 11.5px; }

.empty-note { margin: 0; font-size: 14px; color: var(--fg-muted); }