/* ══════════════════════════════════════════════════════════════
 * Finance · Mart Studio — design tokens
 * Style: Editorial Minimalism (Luxury Minimalist pairing)
 * Font pairing: Bodoni Moda (display) + Jost (UI) + JetBrains Mono (data)
 * ══════════════════════════════════════════════════════════════ */

:root {
  color-scheme: light dark;
  --font-serif: "Bodoni Moda", "Bodoni 72", ui-serif, "Iowan Old Style", Georgia, serif;
  --font-sans: "Jost", ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;

  /* Accent (default: emerald) */
  --accent: #10b981;
  --accent-soft: #ecfdf5;
  --accent-ink: #047857;

  /* Light theme — warmer, editorial paper */
  --bg: #fafaf7;
  --surface: #ffffff;
  --surface-2: #f6f5f0;
  --border: #ecebe4;
  --border-strong: #d9d7cc;
  --text: #16181c;
  --text-muted: #6b6f76;
  --text-soft: #a0a3a9;
  --ink-invert: #ffffff;
  --brand-1: #16181c;
  --brand-2: #3b3f47;
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --danger-ink: #7f1d1d;
  --warn: #a16207;
  --warn-soft: #fef7e0;
  --warn-ink: #713f12;
  --success: #047857;
  --success-soft: #ecfdf5;
  --success-ink: #065f46;
  --shadow-sm: none;
  --shadow-md: 0 4px 24px rgba(22, 24, 28, 0.05);
  --hairline: rgba(22, 24, 28, 0.08);
}

/* ── Dark theme ─────────────────────────────────────────────── */
:root[data-theme="dark"] {
  --bg: #0d0e11;
  --surface: #16181c;
  --surface-2: #101216;
  --border: #23262c;
  --border-strong: #33373f;
  --text: #ececea;
  --text-muted: #9b9ea6;
  --text-soft: #676a73;
  --brand-1: #ececea;
  --brand-2: #cbcdd2;
  --accent-soft: rgba(16, 185, 129, 0.12);
  --accent-ink: #6ee7b7;
  --danger-soft: rgba(185, 28, 28, 0.15);
  --danger-ink: #fca5a5;
  --warn-soft: rgba(161, 98, 7, 0.15);
  --warn-ink: #fcd34d;
  --success-soft: rgba(16, 185, 129, 0.14);
  --success-ink: #6ee7b7;
  --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.4);
  --hairline: rgba(255, 255, 255, 0.08);
}
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #0d0e11;
    --surface: #16181c;
    --surface-2: #101216;
    --border: #23262c;
    --border-strong: #33373f;
    --text: #ececea;
    --text-muted: #9b9ea6;
    --text-soft: #676a73;
    --brand-1: #ececea;
    --brand-2: #cbcdd2;
    --accent-soft: rgba(16, 185, 129, 0.12);
    --accent-ink: #6ee7b7;
    --danger-soft: rgba(185, 28, 28, 0.15);
    --danger-ink: #fca5a5;
    --warn-soft: rgba(161, 98, 7, 0.15);
    --warn-ink: #fcd34d;
    --success-soft: rgba(16, 185, 129, 0.14);
    --success-ink: #6ee7b7;
    --shadow-md: 0 8px 40px rgba(0, 0, 0, 0.4);
    --hairline: rgba(255, 255, 255, 0.08);
  }
}

/* ── Accent presets ─────────────────────────────────────────── */
:root[data-accent="emerald"] { --accent: #10b981; --accent-soft: #ecfdf5; --accent-ink: #047857; }
:root[data-accent="sky"]     { --accent: #0284c7; --accent-soft: #f0f9ff; --accent-ink: #075985; }
:root[data-accent="violet"]  { --accent: #7c3aed; --accent-soft: #f5f3ff; --accent-ink: #5b21b6; }
:root[data-accent="amber"]   { --accent: #b45309; --accent-soft: #fffbeb; --accent-ink: #78350f; }
:root[data-accent="rose"]    { --accent: #be123c; --accent-soft: #fff1f2; --accent-ink: #881337; }
:root[data-accent="slate"]   { --accent: #475569; --accent-soft: #f8fafc; --accent-ink: #1e293b; }
:root[data-theme="dark"][data-accent="emerald"] { --accent-soft: rgba(16,185,129,0.12); --accent-ink: #6ee7b7; }
:root[data-theme="dark"][data-accent="sky"]     { --accent-soft: rgba(2,132,199,0.14);  --accent-ink: #7dd3fc; }
:root[data-theme="dark"][data-accent="violet"]  { --accent-soft: rgba(124,58,237,0.14); --accent-ink: #c4b5fd; }
:root[data-theme="dark"][data-accent="amber"]   { --accent-soft: rgba(180,83,9,0.16);   --accent-ink: #fcd34d; }
:root[data-theme="dark"][data-accent="rose"]    { --accent-soft: rgba(190,18,60,0.14);  --accent-ink: #fda4af; }
:root[data-theme="dark"][data-accent="slate"]   { --accent-soft: rgba(148,163,184,0.16); --accent-ink: #cbd5e1; }
@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"][data-accent="emerald"] { --accent-soft: rgba(16,185,129,0.12); --accent-ink: #6ee7b7; }
  :root[data-theme="auto"][data-accent="sky"]     { --accent-soft: rgba(2,132,199,0.14);  --accent-ink: #7dd3fc; }
  :root[data-theme="auto"][data-accent="violet"]  { --accent-soft: rgba(124,58,237,0.14); --accent-ink: #c4b5fd; }
  :root[data-theme="auto"][data-accent="amber"]   { --accent-soft: rgba(180,83,9,0.16);   --accent-ink: #fcd34d; }
  :root[data-theme="auto"][data-accent="rose"]    { --accent-soft: rgba(190,18,60,0.14);  --accent-ink: #fda4af; }
  :root[data-theme="auto"][data-accent="slate"]   { --accent-soft: rgba(148,163,184,0.16); --accent-ink: #cbd5e1; }
}

/* ══════ Base ══════ */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100dvh;
  font-feature-settings: "ss01", "cv11";
  letter-spacing: -0.005em;
}
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.serif {
  font-family: var(--font-serif);
  font-feature-settings: "liga" on, "kern" on;
}
.muted { color: var(--text-muted); }
input, button, select, textarea { font: inherit; color: inherit; }

/* Editorial section labels — tiny uppercase */
.eyebrow {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

/* ══════ Buttons ══════ */
.btn {
  border: 1px solid transparent;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 13.5px;
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.2, 0.8, 0.2, 1);
  background: var(--surface);
  color: var(--text);
  letter-spacing: -0.005em;
}
.btn:hover { border-color: var(--border-strong); }
.btn.primary {
  background: var(--text);
  color: var(--bg);
  border-color: transparent;
}
.btn.primary:hover { filter: brightness(0.9); transform: translateY(-1px); }
.btn.primary:active { transform: translateY(0); }
.btn.ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text-muted);
}
.btn.ghost:hover { color: var(--text); border-color: var(--text-muted); }
.btn.block { width: 100%; }
.icon-btn {
  background: transparent;
  border: 0;
  padding: 8px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  display: none;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }

/* ══════ Auth (login) ══════ */
.auth {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 20px;
  padding-top: max(20px, env(safe-area-inset-top));
  padding-bottom: max(20px, env(safe-area-inset-bottom));
  background:
    radial-gradient(ellipse at top, var(--surface-2), var(--bg) 60%);
}
.auth-card {
  width: min(440px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 44px 40px 32px;
  box-shadow: var(--shadow-md);
}
.auth-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}
.auth h1 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 36px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}
.auth p {
  margin: 0 0 28px;
  font-size: 14px;
  color: var(--text-muted);
}

.field {
  display: block;
  margin-bottom: 16px;
}
.field > span {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.field input,
.grid-2 input {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  font-size: 14.5px;
}
.field input:focus,
.grid-2 input:focus {
  border-color: var(--text);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.check {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 8px 0 22px;
  color: var(--text-muted);
  font-size: 13px;
}
.check input[type="checkbox"] { accent-color: var(--text); }
.error {
  margin: 14px 0 0;
  padding: 11px 14px;
  background: var(--danger-soft);
  color: var(--danger-ink);
  border-radius: var(--radius-sm);
  font-size: 13px;
}
.auth-foot {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--text-soft);
}

/* ══════ App shell ══════ */
.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100dvh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 10px;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 16px;
  letter-spacing: -0.02em;
}
.brand-name {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 17px;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 2px;
}

.sidebar {
  background: var(--bg);
  border-right: 1px solid var(--hairline);
  padding: 32px 20px;
  padding-top: max(32px, env(safe-area-inset-top));
  display: flex;
  flex-direction: column;
  gap: 32px;
  position: sticky;
  top: 0;
  height: 100dvh;
}
.sidebar nav { display: flex; flex-direction: column; gap: 2px; margin-top: 4px; }
.nav-item {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 400;
  font-size: 14px;
  cursor: pointer;
  position: relative;
  transition: all 0.18s ease;
}
.nav-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 20px;
  background: var(--accent);
  border-radius: 3px;
  transition: transform 0.18s ease;
}
.nav-item:hover { color: var(--text); background: var(--surface-2); }
.nav-item.active {
  color: var(--text);
  font-weight: 500;
  background: var(--surface-2);
}
.nav-item.active::before { transform: translateY(-50%) scaleY(1); }
.nav-item .dot { display: none; }

.sidebar-footer { margin-top: auto; }
.user-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-top: 1px solid var(--hairline);
  padding-bottom: 2px;
}
.avatar {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--ink-invert);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 14px;
}
.u-name {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.u-logout {
  background: none;
  border: 0;
  color: var(--text-soft);
  cursor: pointer;
  font-size: 11px;
  padding: 0;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.15s;
}
.u-logout:hover { color: var(--text); }

.main {
  padding: 44px 56px 40px;
  max-width: 1400px;
  padding-top: max(44px, env(safe-area-inset-top));
  padding-bottom: max(40px, env(safe-area-inset-bottom));
}
.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--hairline);
}
.crumbs-wrap { flex: 1; min-width: 0; }
.crumbs {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.025em;
}
h1 em {
  font-style: italic;
  font-weight: 400;
}
.top-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.foot {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-soft);
  letter-spacing: 0.05em;
}

/* ══════ Bento grid ══════ */
.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s ease;
}
.card:hover { border-color: var(--border-strong); }
.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 20px;
  gap: 12px;
}
.card-head h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.015em;
  line-height: 1.1;
}

.kpi { display: flex; flex-direction: column; gap: 10px; }
.kpi-label {
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
}
.kpi-value {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 34px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--text);
  font-feature-settings: "tnum", "lnum";
}
.kpi-value.mono {
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: -0.03em;
  font-size: 30px;
}
.kpi-delta { font-size: 12px; font-weight: 500; color: var(--text-muted); }
.kpi-delta.up { color: var(--accent); }
.kpi-delta.down { color: var(--danger); }

/* ── Empty states ─────────────────────────────────────────── */
.empty {
  padding: 48px 20px;
  text-align: center;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.empty.small { padding: 24px 12px; }
.empty svg { color: var(--text-soft); }
.empty h4 {
  margin: 6px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.015em;
  color: var(--text);
  line-height: 1.15;
}
.empty p { margin: 0; max-width: 360px; font-size: 13.5px; line-height: 1.55; }
.empty-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ── Actions ──────────────────────────────────────────────── */
.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.action {
  display: flex;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  transition: all 0.18s ease;
}
.action:hover { border-color: var(--border-strong); background: var(--surface-2); }
.a-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 18px;
  flex-shrink: 0;
  transition: all 0.18s ease;
}
.action:hover .a-mark {
  border-color: var(--text);
  color: var(--text);
}
.action strong {
  display: block;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
}
.action small {
  color: var(--text-muted);
  font-size: 12px;
  display: block;
  margin-top: 2px;
}

/* ══════ Settings ══════ */
.settings { display: flex; flex-direction: column; gap: 20px; }
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--hairline);
  gap: 16px;
  flex-wrap: wrap;
}
.setting-row:last-child { border-bottom: 0; }
.s-label {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.s-help {
  font-size: 12.5px;
  margin-top: 4px;
  color: var(--text-muted);
  max-width: 380px;
}

.segmented {
  display: inline-flex;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px;
}
.segmented button {
  border: 0;
  background: transparent;
  padding: 7px 16px;
  border-radius: 999px;
  cursor: pointer;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: -0.005em;
  transition: all 0.18s ease;
}
.segmented button.on {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

.swatches { display: flex; gap: 10px; flex-wrap: wrap; }
.sw {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  padding: 0;
  transition: transform 0.15s;
}
.sw:hover { transform: scale(1.08); }
.sw.on { border-color: var(--text); box-shadow: 0 0 0 2px var(--bg); }
.sw::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 999px;
  background: var(--sw-color);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btw-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}
.btw {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13.5px;
}
.btw-p {
  background: var(--accent-soft);
  color: var(--accent-ink);
  padding: 4px 12px;
  border-radius: 999px;
  font-weight: 500;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: -0.02em;
  min-width: 44px;
  text-align: center;
}

/* ══════ Rekentool ══════ */
.rekentool { display: flex; flex-direction: column; gap: 20px; }

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 32px;
  margin-bottom: 8px;
}

.calc-field {
  display: block;
  cursor: pointer;
}
.calc-label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 10px;
}
.calc-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Range slider — chic hairline track + minimal thumb */
.calc-row input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 20px;
  background: transparent;
  margin: 0;
  cursor: pointer;
}
.calc-row input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: var(--border-strong);
  border-radius: 999px;
}
.calc-row input[type="range"]::-moz-range-track {
  height: 2px;
  background: var(--border-strong);
  border-radius: 999px;
  border: 0;
}
.calc-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--surface);
  border: 2px solid var(--text);
  margin-top: -8px;
  cursor: grab;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.calc-row input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--surface);
  border: 2px solid var(--text);
  cursor: grab;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.calc-row input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); border-color: var(--accent); }
.calc-row input[type="range"]:hover::-moz-range-thumb { transform: scale(1.15); border-color: var(--accent); }
.calc-row input[type="range"]:active::-webkit-slider-thumb,
.calc-row input[type="range"]:focus-visible::-webkit-slider-thumb {
  cursor: grabbing;
  border-color: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-soft);
}
.calc-row input[type="range"]:focus-visible { outline: none; }

.calc-val {
  min-width: 72px;
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.02em;
}

/* Switch (custom checkbox) */
.switch {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0 4px;
  border-top: 1px solid var(--hairline);
  margin-top: 8px;
  cursor: pointer;
}
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch-track {
  width: 40px;
  height: 24px;
  background: var(--border-strong);
  border-radius: 999px;
  position: relative;
  flex-shrink: 0;
  transition: background 0.18s ease;
}
.switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--surface);
  transition: transform 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}
.switch input:checked + .switch-track { background: var(--text); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(16px); }
.switch input:focus-visible + .switch-track { box-shadow: 0 0 0 3px var(--accent-soft); }
.switch-label { line-height: 1.35; }
.switch-label strong {
  display: block;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.005em;
}
.switch-label small { color: var(--text-muted); font-size: 12.5px; }

/* Metrics grid */
.calc-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}
.calc-metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.calc-metric.accent {
  background: var(--surface-2);
  border-color: var(--border-strong);
}
.calc-metric .kpi-value { font-size: 26px; }

/* Badge stack (status meldingen) */
.badge-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.badge {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text-muted);
}
.badge.success {
  background: var(--success-soft);
  color: var(--success-ink);
  border-color: transparent;
}
.badge.warning {
  background: var(--warn-soft);
  color: var(--warn-ink);
  border-color: transparent;
}

/* Editable reference salary */
.ref-editor {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 4px 4px;
  flex-wrap: wrap;
}
.ref-input {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.ref-input:focus-within {
  border-color: var(--text);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.ref-input input {
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  font-weight: 500;
  width: 90px;
  color: var(--text);
}
.ref-input input::-webkit-outer-spin-button,
.ref-input input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.ref-input input[type="number"] { -moz-appearance: textfield; }
.ref-prefix, .ref-suffix {
  color: var(--text-muted);
  font-size: 13px;
}

.disclaimer {
  font-size: 12px;
  line-height: 1.55;
  margin: 12px 0 0;
  color: var(--text-soft);
}

/* ══════ Facturen ══════ */
.facturen { display: flex; flex-direction: column; gap: 20px; }

.fact-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  padding-bottom: 4px;
}
.fact-metric {
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.fact-metric strong {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: var(--text);
}

.fact-table-card { padding: 8px; }
.fact-table {
  width: 100%;
  border-collapse: collapse;
}
.fact-table th, .fact-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--hairline);
  text-align: left;
  font-size: 13.5px;
  vertical-align: middle;
}
.fact-table th {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}
.fact-table tr:last-child td { border-bottom: 0; }
.fact-table tr.clickable { cursor: pointer; transition: background 0.15s; }
.fact-table tr.clickable:hover td { background: var(--surface-2); }
.fact-table .num { text-align: right; font-variant-numeric: tabular-nums; }

.status {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.status.ok { background: var(--success-soft); color: var(--success-ink); }
.status.pending { background: var(--accent-soft); color: var(--accent-ink); }
.status.warn { background: var(--warn-soft); color: var(--warn-ink); }

/* ── Factuur form ────────────────────────────────────────── */
.factuur-form { display: flex; flex-direction: column; gap: 20px; }

.fact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 20px;
}
.fact-grid .field.wide { grid-column: 1 / -1; }
.fact-grid textarea {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text);
  font: inherit;
  outline: none;
  resize: vertical;
  min-height: 68px;
  transition: border-color 0.15s, background 0.15s;
}
.fact-grid textarea:focus {
  border-color: var(--text);
  background: var(--surface-2);
}
.fact-grid input {
  width: 100%;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  font-size: 14px;
}
.fact-grid input:focus {
  border-color: var(--text);
  background: var(--surface-2);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* Regels */
.regel-head, .regel-row {
  display: grid;
  grid-template-columns: 1fr 90px 110px 90px 110px 32px;
  gap: 10px;
  align-items: center;
}
.regel-head {
  padding: 8px 0 12px;
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 12px;
}
.regel-head .num { text-align: right; }
.regels { display: flex; flex-direction: column; gap: 10px; }
.regel-row input, .regel-row select {
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  outline: none;
  font-size: 13.5px;
  transition: border-color 0.15s;
}
.regel-row input:focus, .regel-row select:focus {
  border-color: var(--text);
}
.regel-row .num { text-align: right; font-variant-numeric: tabular-nums; }
.regel-row .r-sub {
  text-align: right;
  padding: 9px 4px;
  font-weight: 500;
  color: var(--text-muted);
}
.regel-row .r-del {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 16px;
  line-height: 1;
  padding: 0;
}
.regel-row .r-del:hover {
  background: var(--danger-soft);
  color: var(--danger-ink);
  border-color: transparent;
}

.totalen {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 460px;
  margin-left: auto;
}
.tot-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  font-size: 13.5px;
}
.tot-row.bold {
  border-top: 1px solid var(--border-strong);
  padding-top: 14px;
  margin-top: 6px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.fact-form-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
  padding-top: 12px;
}
.btn.danger { color: var(--danger); }
.btn.danger:hover { background: var(--danger-soft); border-color: transparent; }

/* ── Factuur view / print ─────────────────────────────────── */
.factuur-view {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 48px;
}
.fv-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.fv-head h2 {
  margin: 4px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 28px;
  letter-spacing: -0.02em;
}
.fv-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.fv-parties {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 24px;
  font-size: 13px;
  line-height: 1.6;
}
.fv-parties .eyebrow { margin-bottom: 8px; }

.fv-table-wrap { margin-bottom: 20px; }
.fv-table th, .fv-table td { padding: 12px 14px; }

.fv-totals {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 380px;
  margin-left: auto;
  padding: 16px 0 8px;
}

.fv-notes {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--hairline);
  font-size: 13px;
  color: var(--text-muted);
  white-space: pre-wrap;
}

.fv-foot {
  margin-top: 28px;
  padding-top: 12px;
  border-top: 1px solid var(--hairline);
  font-size: 11px;
  letter-spacing: 0.05em;
}

/* Print */
@media print {
  body { background: white; color: #111; }
  .sidebar, .topbar, .foot, .fv-actions, .no-print { display: none !important; }
  .app-shell { display: block; }
  .main { padding: 0; max-width: none; }
  .factuur-view {
    border: 0;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
  }
  .fv-parties { border-color: #999; }
}

/* ══════ Responsive ══════ */
@media (max-width: 1100px) {
  .span-3 { grid-column: span 6; }
  .span-4, .span-6, .span-8 { grid-column: span 12; }
  .actions { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .main { padding: 36px 40px 40px; }
}
@media (max-width: 640px) {
  .calc-grid { grid-template-columns: 1fr; gap: 20px; }
  .calc-metric .kpi-value { font-size: 22px; }
  .fact-grid { grid-template-columns: 1fr; }
  .regel-head { display: none; }
  .regel-row {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--hairline);
    border-radius: var(--radius-sm);
  }
  .regel-row .r-omschrijving { grid-column: span 2; }
  .regel-row .r-sub { grid-column: span 2; text-align: right; }
  .regel-row .r-del { grid-column: 2; justify-self: end; }
  .factuur-view { padding: 24px 20px; }
  .fv-parties { grid-template-columns: 1fr; gap: 20px; }
  .fact-table th, .fact-table td { padding: 10px 8px; }
}
@media (max-width: 720px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed;
    z-index: 30;
    left: -280px;
    top: 0;
    width: 260px;
    height: 100dvh;
    transition: left 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
    box-shadow: var(--shadow-md);
    background: var(--surface);
    border-right: 1px solid var(--border);
  }
  .sidebar[data-open="true"] { left: 0; }
  .sidebar[data-open="true"] + .main::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 20;
    backdrop-filter: blur(2px);
  }
  .icon-btn.menu { display: inline-flex; }
  .main { padding: 24px 22px; padding-top: max(24px, env(safe-area-inset-top)); }
  .topbar {
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
  }
  .crumbs-wrap { order: 2; flex-basis: 100%; }
  .top-actions { order: 3; }
  h1 { font-size: 30px; }
  .kpi-value { font-size: 28px; }
  .kpi-value.mono { font-size: 26px; }
  .card { padding: 22px; }
  .span-3 { grid-column: span 12; }
  .foot { flex-direction: column; gap: 6px; }
  .auth-card { padding: 32px 24px 24px; }
  .auth h1 { font-size: 30px; }
}