/* =========================================================================
   bytenight finance — base design system
   Dark theme, bytenight brand palette (matches bytenight.de relaunch).
   Plain CSS, no build step. Loaded on every page via base.html, before
   finance.css (page-specific extensions).
   ========================================================================= */

:root {
  --bg: #151a16;
  --bg2: #1b221d;
  --surface: #1b221d;
  --surface-raised: #202922;
  --card: rgba(139, 185, 157, .06);
  --border: rgba(218, 232, 220, .14);
  --border-strong: rgba(218, 232, 220, .24);
  --ink: #edf1eb;
  --muted: #a9b3ab;
  --accent: #8bb99d;
  --accent-strong: #a9d3ba;
  --grad: linear-gradient(135deg, #214c39, #376f55);
  --danger: #e08a8a;
  --danger-bg: rgba(220, 100, 100, .14);
  --warning: #e3c77a;
  --warning-bg: rgba(227, 199, 122, .14);
  --radius: 12px;
  --radius-sm: 8px;
  --discord: #5865f2;
  --discord-hover: #4752c4;
  font-family: "Outfit", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

a { color: inherit; }

:is(a, button, summary, input, select, textarea):focus-visible {
  outline: 3px solid rgba(139, 185, 157, .45);
  outline-offset: 2px;
}

/* ── Topbar ──────────────────────────────────────────────────────────── */

.topbar {
  min-height: 68px;
  padding: 0 clamp(18px, 4vw, 52px);
  display: flex;
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(21, 26, 22, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -.04em;
  font-size: 20px;
  color: var(--ink);
  white-space: nowrap;
}

.brand span { color: var(--accent); }

.topbar nav {
  display: flex;
  gap: 22px;
  flex: 1;
  flex-wrap: wrap;
}

.topbar nav a,
.link-button {
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  color: var(--muted);
  background: 0;
  border: 0;
  padding: 10px 0;
  cursor: pointer;
  transition: color .15s ease;
}

.topbar nav a:hover,
.topbar nav a:focus-visible,
.link-button:hover {
  color: var(--ink);
}

/* ── Shell / layout ──────────────────────────────────────────────────── */

.shell {
  width: min(1280px, calc(100% - 36px));
  margin: 0 auto;
  padding: 44px 0 80px;
}

.page-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.kicker {
  margin: 0 0 7px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .11em;
}

h1 {
  font-size: clamp(30px, 4.5vw, 50px);
  line-height: 1;
  letter-spacing: -.045em;
  font-weight: 800;
  margin: 0;
  color: var(--ink);
}

h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 20px;
  color: var(--ink);
}

/* ── Buttons ─────────────────────────────────────────────────────────── */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #11241a;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}

.button:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.button:active { transform: translateY(1px); }

.button.secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}

.button.secondary:hover {
  border-color: var(--accent);
  background: rgba(139, 185, 157, .08);
  color: var(--ink);
}

.button.danger-button {
  background: var(--danger);
  border-color: var(--danger);
  color: #2a1414;
}

.button.danger-button:hover {
  background: #e8a2a2;
  border-color: #e8a2a2;
}

/* Discord brand button — intentional exception to the bytenight-green
   accent: Discord Blurple is Discord's own brand color, used only for
   this specific "Login with Discord" CTA. */
.button.discord {
  background: var(--discord);
  border-color: var(--discord);
  color: #fff;
  min-height: 52px;
  font-size: 16px;
  gap: 10px;
}

.button.discord:hover {
  background: var(--discord-hover);
  border-color: var(--discord-hover);
}

.button.discord svg { flex: none; }

/* ── Stat cards (dashboard metrics) ─────────────────────────────────── */

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.metrics article {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

.metrics span,
.detail-grid span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.metrics strong {
  display: block;
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.metrics strong.small { font-size: 16px; letter-spacing: 0; }

/* ── Panels / tables ─────────────────────────────────────────────────── */

.panel,
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.panel { padding: 26px; }

.table-wrap { overflow: auto; }

table { border-collapse: collapse; width: 100%; min-width: 720px; }

th, td {
  text-align: left;
  padding: 16px 19px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: middle;
}

th {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(139, 185, 157, .04);
}

td { color: var(--ink); }
tr:last-child td { border-bottom: 0; }
tr:hover td { background: rgba(139, 185, 157, .035); }

td small { display: block; color: var(--muted); margin-top: 4px; font-size: 12px; }

.empty { text-align: center; color: var(--muted); padding: 50px; }

/* ── Badges / status ─────────────────────────────────────────────────── */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(169, 179, 171, .16);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status-active, .status-paid, .status-sent {
  background: rgba(139, 185, 157, .18);
  color: var(--accent-strong);
}

.status-canceled, .status-failed {
  background: var(--danger-bg);
  color: var(--danger);
}

.status-paused, .status-overdue {
  background: var(--warning-bg);
  color: var(--warning);
}

/* ── Actions / inline forms ──────────────────────────────────────────── */

.row-actions, .actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.row-actions form, .actions form { display: inline; }

.text-action {
  border: 0;
  background: 0;
  padding: 0;
  text-decoration: underline;
  cursor: pointer;
  color: var(--accent);
  font: inherit;
  font-size: 13px;
}

.text-action.danger { color: var(--danger); }

/* ── Forms ───────────────────────────────────────────────────────────── */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.form-grid.compact { grid-template-columns: 1fr; }

.field, p { margin: 0; }

.field label,
.form-grid p label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 7px;
  color: var(--ink);
}

.field input, .field select, .field textarea,
.form-grid p input, .form-grid p select, .form-grid p textarea {
  width: 100%;
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  background: var(--bg);
  color: var(--ink);
  font: inherit;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.field input::placeholder, .field textarea::placeholder { color: var(--muted); opacity: .8; }

.field input:focus, .field select:focus, .field textarea:focus,
.form-grid p input:focus, .form-grid p select:focus, .form-grid p textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(139, 185, 157, .18);
}

.field small { color: var(--muted); font-size: 12px; }

.errorlist {
  color: var(--danger);
  padding-left: 18px;
  font-size: 13px;
  list-style: disc;
}

.field.invalid input, .field.invalid select, .field.invalid textarea {
  border-color: var(--danger);
}

.form-grid > .actions { grid-column: 1 / -1; }

/* ── Detail grid / line items ────────────────────────────────────────── */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, .7fr);
  gap: 22px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-bottom: 22px;
}

.detail-grid strong { font-size: 17px; color: var(--ink); }

.line {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.line:last-child { border: 0; }
.line small { display: block; color: var(--muted); margin-top: 5px; }

/* ── Filters ─────────────────────────────────────────────────────────── */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.filters a {
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
  font-size: 13px;
  color: var(--muted);
  transition: border-color .15s ease, background .15s ease, color .15s ease;
}

.filters a:hover { color: var(--ink); border-color: var(--border-strong); }

.filters a.active {
  background: var(--accent);
  color: #11241a;
  border-color: var(--accent);
  font-weight: 700;
}

/* ── Messages / alerts ───────────────────────────────────────────────── */

.message {
  padding: 13px 16px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  background: rgba(139, 185, 157, .14);
  color: var(--accent-strong);
  border: 1px solid rgba(139, 185, 157, .25);
}

.message.error {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(224, 138, 138, .3);
}

/* ── Danger zone ─────────────────────────────────────────────────────── */

.danger-zone {
  border: 1px solid rgba(224, 138, 138, .35);
  border-radius: var(--radius);
  padding: 18px;
  margin-top: 22px;
  background: rgba(220, 100, 100, .04);
}

.danger-zone summary {
  color: var(--danger);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.danger-zone summary::-webkit-details-marker { display: none; }
.danger-zone summary::before { content: "▸ "; }
.danger-zone[open] summary::before { content: "▾ "; }

.danger-zone form { margin-top: 18px; }

.muted { color: var(--muted); }

/* ── Login-specific "notfallzugang" details toggle ──────────────────── */

details.login-fallback summary {
  cursor: pointer;
  list-style: none;
}

details.login-fallback summary::-webkit-details-marker { display: none; }
details.login-fallback summary::before { content: "▸ "; color: var(--muted); }
details.login-fallback[open] summary::before { content: "▾ "; }

/* ── Responsive ──────────────────────────────────────────────────────── */

@media (max-width: 850px) {
  .topbar {
    align-items: flex-start;
    flex-wrap: wrap;
    padding-top: 16px;
    padding-bottom: 16px;
    gap: 12px;
  }

  .topbar nav {
    order: 3;
    width: 100%;
    overflow: auto;
    gap: 16px;
  }

  .shell { padding-top: 28px; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .page-heading { align-items: flex-start; flex-direction: column; }
  .page-heading .actions { flex-wrap: wrap; }
  .metrics, .detail-grid, .form-grid { grid-template-columns: 1fr; }
  .shell { width: min(calc(100% - 24px), 1280px); }
  h1 { font-size: 32px; }
}