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

:root {
    --bg:        #15171a;
    --panel:     #1d2023;
    --panel-alt: #262a2e;
    --border:    #34393e;
    --text:      #e9e7e2;
    --text-dim:  #93989e;
    --amber:     #f2b134;
    --teal:      #21c7a8;
    --red:       #e2574c;
    --grey-clip: #4a5157;
    --radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    background: var(--bg);
    background-image:
        repeating-linear-gradient(90deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 48px);
    color: var(--text);
    font-family: 'Inter', system-ui, sans-serif;
    line-height: 1.5;
}

a { color: inherit; }

.mono { font-family: 'JetBrains Mono', monospace; }

/* ---------- Layout ---------- */
.app-shell {
    max-width: 1600px;
    margin: 0 auto;
    padding: 24px 20px 64px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.topbar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.brand .rec-dot {
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--red);
    box-shadow: 0 0 8px var(--red);
    flex-shrink: 0;
}

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

.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 16px;
    border-radius: 7px;
    border: 1px solid var(--border);
    background: var(--panel-alt);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    transition: border-color .15s ease, transform .1s ease;
}
.btn:hover { border-color: var(--amber); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--amber); color: #1a1503; border-color: var(--amber); }
.btn-primary:hover { border-color: #ffce5c; background: #ffce5c; }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--red); }
.btn-danger:hover { border-color: var(--red); }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }

/* ---------- Summary cards ---------- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute; left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--card-accent, var(--amber));
}

.card .eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 10px;
    display: flex; justify-content: space-between; align-items: center;
}

.card .figure {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--card-accent, var(--amber));
}

.card .sub {
    margin-top: 8px;
    font-size: 12.5px;
    color: var(--text-dim);
    display: flex; gap: 14px;
}
.card .sub span b { color: var(--text); font-weight: 600; }

.card--week   { --card-accent: var(--teal); }
.card--month  { --card-accent: var(--amber); }
.card--year   { --card-accent: #c98bf0; }
.card--pending{ --card-accent: var(--red); }

/* ---------- Timeline strip (signature element) ---------- */
.timeline-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px 20px;
    margin-bottom: 24px;
}
.timeline-panel h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin: 0 0 14px;
    display: flex; justify-content: space-between; align-items: center;
}
.timeline-track {
    position: relative;
    height: 46px;
    background: repeating-linear-gradient(90deg, var(--panel-alt) 0, var(--panel-alt) 1px, transparent 1px, transparent calc(100% / 30));
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: visible;
}
.timeline-clip {
    position: absolute;
    top: 8px;
    width: 10px; height: 30px;
    border-radius: 3px;
    cursor: pointer;
    transform: translateX(-50%);
    transition: transform .12s ease;
}
.timeline-clip:hover { transform: translateX(-50%) scaleY(1.15); }
.timeline-clip.paid    { background: var(--teal); box-shadow: 0 0 6px rgba(33,199,168,.5); }
.timeline-clip.unpaid  { background: var(--red); box-shadow: 0 0 6px rgba(226,87,76,.5); }
.timeline-clip.none    { background: var(--grey-clip); }
.timeline-legend { display: flex; gap: 16px; margin-top: 10px; font-size: 12px; color: var(--text-dim); }
.timeline-legend span { display: inline-flex; align-items: center; gap: 6px; }
.timeline-legend i { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }

/* ---------- Charts row ---------- */
.charts-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 24px;
}
.chart-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.chart-panel h3 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin: 0 0 10px;
}
@media (max-width: 860px) { .charts-row { grid-template-columns: 1fr; } }

/* ---------- Table ---------- */
.table-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.table-toolbar {
    display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}
.table-toolbar input, .table-toolbar select {
    background: var(--panel-alt);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 13.5px;
    font-family: 'Inter', sans-serif;
}
.table-toolbar .spacer { flex: 1; }

table.entries { width: 100%; border-collapse: collapse; font-size: 13px; }
table.entries th {
    text-align: left;
    font-family: 'JetBrains Mono', monospace;
    font-size: 10.5px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-dim);
    padding: 10px 9px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
table.entries td {
    padding: 9px 9px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
    white-space: nowrap;
}
table.entries tbody tr:hover { background: var(--panel-alt); }
table.entries td.amount, table.entries th.amount { font-family: 'JetBrains Mono', monospace; text-align: right; }

.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 20px;
    font-size: 11.5px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
}
.badge.paid   { background: rgba(33,199,168,.15); color: var(--teal); }
.badge.unpaid { background: rgba(226,87,76,.15); color: var(--red); }
.badge.none   { background: rgba(147,152,158,.15); color: var(--text-dim); }

.row-actions { display: flex; gap: 6px; }

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(10,11,12,0.72);
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 16px;
    overflow-y: auto;
    z-index: 50;
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    max-width: 560px;
    padding: 22px 24px 24px;
}
.modal h2 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    margin: 0 0 18px;
    display: flex; justify-content: space-between; align-items: center;
}
.modal .close-x { cursor: pointer; color: var(--text-dim); font-size: 20px; line-height: 1; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }
.field label {
    display: block;
    font-size: 12px;
    color: var(--text-dim);
    margin-bottom: 5px;
}
.field input, .field select, .field textarea {
    width: 100%;
    background: var(--panel-alt);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
    padding: 9px 10px;
    font-family: 'Inter', sans-serif;
    font-size: 13.5px;
}
.field textarea { resize: vertical; min-height: 50px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }

/* ---------- Login page ---------- */
.login-wrap {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
}
.login-card {
    width: 100%; max-width: 380px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
}
.login-card h1 {
    font-family: 'JetBrains Mono', monospace;
    font-size: 18px;
    display: flex; align-items: center; gap: 10px;
    margin: 0 0 6px;
}
.login-card p.sub { color: var(--text-dim); font-size: 13px; margin: 0 0 22px; }
.login-card .field { margin-bottom: 14px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin: 4px 0 20px; font-size: 13px; color: var(--text-dim); }
.error-box {
    background: rgba(226,87,76,.12);
    border: 1px solid rgba(226,87,76,.4);
    color: var(--red);
    padding: 10px 12px;
    border-radius: 7px;
    font-size: 13px;
    margin-bottom: 16px;
}

.empty-state { padding: 40px 20px; text-align: center; color: var(--text-dim); }

@media (max-width: 640px) {
    .form-grid { grid-template-columns: 1fr; }
    .topbar { flex-direction: column; gap: 10px; align-items: stretch; }
    .table-toolbar { flex-direction: column; align-items: stretch; }
}