/* Night Station — Portal */
:root {
  --bg:         #07090C;
  --bg-surface: #0D1117;
  --bg-raised:  #141B24;
  --border:     #1E2B38;
  --border-hi:  #2A3D52;
  --fg:         #E8EDF2;
  --fg-muted:   #8B96A3;
  --fg-subtle:  #5A6675;
  --accent:     #6FE3D1;
  --accent-dim: rgba(111,227,209,0.12);
  --danger:     #EF6461;
  --warn:       #F4A261;
  --ok:         #52B788;
  --font-mono:  'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; background: var(--bg); color: var(--fg); font-family: system-ui, -apple-system, sans-serif; font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased; }

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

/* ── Layout ── */
.portal-wrap { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.portal-sidebar { background: var(--bg-surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 0; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.portal-main { overflow-x: hidden; padding: 32px 40px; max-width: 960px; }

/* ── Sidebar ── */
.sidebar-logo { padding: 24px 20px 20px; border-bottom: 1px solid var(--border); }
.sidebar-logo-mark { font-size: 14px; font-weight: 700; letter-spacing: -0.02em; display: block; }
.sidebar-logo-sub  { font-size: 9px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.15em; color: var(--fg-subtle); display: block; margin-top: 2px; }
.sidebar-company   { font-size: 11px; color: var(--accent); margin-top: 4px; }

.sidebar-nav { padding: 12px 0; flex: 1; }
.sidebar-link { display: flex; align-items: center; gap: 10px; padding: 9px 20px; color: var(--fg-muted); font-size: 13px; cursor: pointer; border: none; background: none; width: 100%; text-align: left; transition: color 0.12s, background 0.12s; border-left: 2px solid transparent; }
.sidebar-link:hover { color: var(--fg); background: var(--accent-dim); }
.sidebar-link.is-active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-dim); }
.sidebar-icon { width: 16px; height: 16px; flex-shrink: 0; }

.sidebar-foot { padding: 16px 20px; border-top: 1px solid var(--border); }
.sidebar-user { font-size: 11px; color: var(--fg-subtle); }
.sidebar-email { font-size: 12px; color: var(--fg-muted); display: block; margin-bottom: 8px; }
.sidebar-logout { background: none; border: 1px solid var(--border); color: var(--fg-subtle); font-size: 11px; padding: 4px 10px; border-radius: 4px; cursor: pointer; }
.sidebar-logout:hover { border-color: var(--border-hi); color: var(--fg-muted); }

/* ── Page structure ── */
.page-title    { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin-bottom: 4px; }
.page-subtitle { font-size: 12px; color: var(--fg-subtle); margin-bottom: 24px; }

/* ── Cards ── */
.card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 6px; margin-bottom: 16px; }
.card-head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.card-title { font-size: 13px; font-weight: 600; letter-spacing: 0.01em; }
.card-body  { padding: 16px 20px; }

/* ── Status badges ── */
.status { display: inline-flex; align-items: center; font-size: 10px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; padding: 2px 7px; border-radius: 3px; font-weight: 500; }
.status--sent    { background: rgba(111,227,209,0.1); color: var(--accent); }
.status--paid    { background: rgba(82,183,136,0.1);  color: var(--ok); }
.status--draft   { background: rgba(90,102,117,0.15); color: var(--fg-subtle); }
.status--overdue { background: rgba(239,100,97,0.1);  color: var(--danger); }

/* ── Table ── */
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th { padding: 10px 16px; font-size: 10px; font-family: var(--font-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-subtle); font-weight: 400; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
table.data-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 13px; }
table.data-table tbody tr:last-child td { border-bottom: none; }
table.data-table tbody tr:hover { background: var(--accent-dim); cursor: pointer; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ── Amounts ── */
.amount { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.amount--total { font-size: 16px; font-weight: 700; color: var(--accent); }

/* ── Form fields ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.field--full { grid-column: 1 / -1; }
.field-label { display: block; font-size: 10px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--fg-subtle); margin-bottom: 5px; }
.field-input, .field-select, .field-textarea { width: 100%; background: var(--bg-raised); border: 1px solid var(--border); border-radius: 4px; color: var(--fg); font-size: 13px; padding: 8px 10px; outline: none; transition: border-color 0.12s; font-family: inherit; }
.field-input:focus, .field-select:focus, .field-textarea:focus { border-color: var(--accent); }
.field-textarea { resize: vertical; }

/* ── Buttons ── */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: 4px; font-size: 13px; font-weight: 500; cursor: pointer; border: none; transition: opacity 0.12s, background 0.12s; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn--primary { background: var(--accent); color: #07090C; }
.btn--primary:hover { opacity: 0.9; }
.btn--ghost   { background: transparent; color: var(--fg-muted); border: 1px solid var(--border); }
.btn--ghost:hover { border-color: var(--border-hi); color: var(--fg); }

/* ── Login ── */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-box  { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 8px; padding: 40px; width: 100%; max-width: 380px; }
.login-logo { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; color: var(--accent); margin-bottom: 4px; }
.login-sub  { font-size: 11px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.15em; color: var(--fg-subtle); margin-bottom: 28px; }
.login-prompt { font-size: 13px; color: var(--fg-muted); margin-bottom: 16px; }
.login-success { background: rgba(82,183,136,0.1); border: 1px solid var(--ok); border-radius: 5px; padding: 14px 16px; font-size: 13px; color: var(--ok); }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 48px 20px; color: var(--fg-subtle); font-size: 13px; }

/* ── Error / alert ── */
.alert { border-radius: 5px; padding: 10px 14px; font-size: 12px; margin-bottom: 12px; }
.alert--error { background: rgba(239,100,97,0.1); border: 1px solid var(--danger); color: var(--danger); }

/* ── Invoice detail ── */
.inv-meta-table { font-size: 12px; border-collapse: collapse; }
.inv-meta-table td { padding: 4px 0; }
.inv-meta-table td:first-child { color: var(--fg-subtle); font-family: var(--font-mono); text-transform: uppercase; font-size: 10px; letter-spacing: 0.08em; padding-right: 20px; }

/* ── Document list ── */
.doc-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--border); gap: 12px; }
.doc-item:last-child { border-bottom: none; }
.doc-meta { font-size: 11px; color: var(--fg-subtle); margin-top: 2px; }
.badge { display: inline-flex; align-items: center; font-size: 10px; font-family: var(--font-mono); padding: 2px 6px; background: var(--bg-raised); border: 1px solid var(--border); border-radius: 3px; color: var(--fg-subtle); }

/* ── Dashboard summary cards ── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 24px; }
.stat-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 6px; padding: 16px 20px; }
.stat-label { font-size: 10px; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--fg-subtle); margin-bottom: 6px; }
.stat-value { font-size: 22px; font-weight: 700; font-family: var(--font-mono); color: var(--fg); }
.stat-sub   { font-size: 11px; color: var(--fg-subtle); margin-top: 2px; }

/* ── Responsive ── */
@media (max-width: 640px) {
  .portal-wrap { grid-template-columns: 1fr; }
  .portal-sidebar { position: static; height: auto; }
  .portal-main { padding: 20px 16px; }
  .form-grid { grid-template-columns: 1fr; }
}