:root {
  --bg: #f7f5f0;
  --surface: #ffffff;
  --surface-alt: #fbfaf6;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --ink-muted: #8a8680;
  --line: #e7e3da;
  --line-strong: #d4cfc2;
  --accent: #c2410c;
  --accent-soft: #fdf3eb;
  --success: #15803d;
  --success-soft: #ecfdf3;
  --warning: #a16207;
  --warning-soft: #fefce8;
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --info: #1d4ed8;
  --info-soft: #eff6ff;

  --radius: 6px;
  --radius-lg: 10px;

  --serif: 'Fraunces', 'Iowan Old Style', 'Palatino', serif;
  --sans: 'Inter', -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 0.6em;
}
h1 { font-size: 2rem; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.1rem; }

/* ---- TOPBAR ---- */
.topbar {
  background: var(--ink);
  color: #fff;
  border-bottom: 1px solid #000;
}
.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: #fff;
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 500;
}
.brand:hover { text-decoration: none; }
.brand-mark { color: var(--accent); font-size: 0.8em; }
.brand-text { letter-spacing: -0.01em; }
.brand-sub {
  font-family: var(--sans);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-left: 4px;
}

.main-nav {
  display: flex;
  gap: 4px;
  justify-self: center;
}
.main-nav a {
  color: rgba(255,255,255,0.7);
  padding: 8px 14px;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.15s;
}
.main-nav a:hover {
  color: #fff;
  background: rgba(255,255,255,0.06);
  text-decoration: none;
}
.main-nav a.active {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
}
.user-name { font-weight: 600; }
.user-role {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}
.ghost-link {
  color: rgba(255,255,255,0.6);
  font-size: 0.85rem;
}
.ghost-link:hover { color: #fff; }

/* ---- MAIN ---- */
.main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}
.main-centered {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

/* ---- FLASH ---- */
.flash-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.flash {
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid;
  font-size: 0.9rem;
}
.flash-success { background: var(--success-soft); border-color: var(--success); color: var(--success); }
.flash-danger  { background: var(--danger-soft);  border-color: var(--danger);  color: var(--danger); }
.flash-warning { background: var(--warning-soft); border-color: var(--warning); color: var(--warning); }
.flash-info    { background: var(--info-soft);    border-color: var(--info);    color: var(--info); }

/* ---- PAGE HEADER ---- */
.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.page-header-actions { display: flex; gap: 8px; }
.page-title { margin: 0; }
.page-subtitle {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 0.88rem;
  font-weight: 500;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  line-height: 1.2;
}
.btn:hover { background: var(--bg); text-decoration: none; }
.btn-primary {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.btn-primary:hover { background: #000; color: #fff; }
.btn-accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-accent:hover { background: #9a330a; color: #fff; }
.btn-danger {
  background: var(--surface);
  color: var(--danger);
  border-color: var(--danger);
}
.btn-danger:hover { background: var(--danger-soft); }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }
.btn-block { display: flex; width: 100%; justify-content: center; }

/* ---- CARDS ---- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.card-tight { padding: 16px; }
.card-title {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-grid {
  display: grid;
  gap: 20px;
}
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .card-grid-2, .card-grid-3, .card-grid-4 { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .topbar-inner { grid-template-columns: 1fr auto; }
}

/* ---- STAT ---- */
.stat {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  position: relative;
}
.stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
}
.stat-value {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-top: 6px;
  line-height: 1.1;
}
.stat-value.mono { font-family: var(--mono); font-size: 1.6rem; }
.stat-hint {
  font-size: 0.8rem;
  color: var(--ink-muted);
  margin-top: 6px;
}
.stat-accent {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.stat-accent .stat-label { color: rgba(255,255,255,0.6); }
.stat-accent .stat-hint { color: rgba(255,255,255,0.5); }

/* ---- TABLES ---- */
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
table.data {
  width: 100%;
  border-collapse: collapse;
}
table.data th,
table.data td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
  vertical-align: middle;
}
table.data th {
  background: var(--surface-alt);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--line-strong);
}
table.data tr:last-child td { border-bottom: none; }
table.data tr:hover td { background: var(--surface-alt); }
table.data td.num,
table.data th.num {
  text-align: right;
  font-family: var(--mono);
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}
table.data th.num { font-family: var(--sans); font-size: 0.72rem; }
table.data td.actions { text-align: right; white-space: nowrap; }
table.data .empty {
  text-align: center;
  color: var(--ink-muted);
  padding: 48px 16px;
  font-style: italic;
}
table.data tfoot td {
  background: var(--surface-alt);
  font-weight: 600;
  border-top: 2px solid var(--ink);
  border-bottom: none;
}

/* ---- BADGES ---- */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid;
  white-space: nowrap;
}
.badge-lead    { background: var(--info-soft);    color: var(--info);    border-color: var(--info); }
.badge-client  { background: var(--success-soft); color: var(--success); border-color: var(--success); }
.badge-inactive{ background: var(--surface-alt);  color: var(--ink-muted); border-color: var(--line-strong); }
.badge-lost    { background: var(--danger-soft);  color: var(--danger);  border-color: var(--danger); }
.badge-pending { background: var(--warning-soft); color: var(--warning); border-color: var(--warning); }
.badge-paid    { background: var(--success-soft); color: var(--success); border-color: var(--success); }
.badge-inactive-user { background: var(--surface-alt); color: var(--ink-muted); border-color: var(--line-strong); }

/* ---- FORMS ---- */
.form {
  display: grid;
  gap: 16px;
  max-width: 720px;
}
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 700px) {
  .form-grid-2 { grid-template-columns: 1fr; }
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-field label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.form-field input[type=text],
.form-field input[type=password],
.form-field input[type=email],
.form-field input[type=tel],
.form-field input[type=number],
.form-field input[type=date],
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-field textarea { min-height: 80px; resize: vertical; }
.form-field .hint {
  font-size: 0.78rem;
  color: var(--ink-muted);
}
.form-field .error {
  font-size: 0.78rem;
  color: var(--danger);
}
.form-field .check-message {
  font-size: 0.78rem;
  margin-top: 2px;
}
.check-message.free { color: var(--success); }
.check-message.own { color: var(--warning); }
.check-message.taken { color: var(--danger); font-weight: 600; }

.form-actions {
  display: flex;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  margin-top: 8px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.checkbox-row label { text-transform: none; letter-spacing: normal; font-weight: 400; }

/* ---- LOGIN ---- */
.login-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 10px 40px -10px rgba(0,0,0,0.08);
}
.login-brand {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.login-sub {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-bottom: 28px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---- FILTERS ---- */
.filter-bar {
  display: flex;
  gap: 12px;
  align-items: end;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.filter-bar .form-field { min-width: 160px; }

/* ---- META LIST ---- */
.meta-list {
  display: grid;
  gap: 8px;
}
.meta-list dt {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
}
.meta-list dd {
  margin: 0 0 8px;
  font-size: 0.95rem;
  word-break: break-word;
}

/* ---- TIMELINE ---- */
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.timeline li:last-child { border-bottom: none; }
.timeline-date {
  font-size: 0.78rem;
  color: var(--ink-muted);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ---- FOOTER ---- */
.footer {
  max-width: 1280px;
  margin: 32px auto 0;
  padding: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  color: var(--ink-muted);
  font-size: 0.8rem;
}

/* ---- INLINE FORMS ---- */
.inline-form {
  display: inline-block;
  margin: 0;
}

/* ---- DETAIL LAYOUT ---- */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}
@media (max-width: 900px) {
  .detail-layout { grid-template-columns: 1fr; }
}

/* ---- ERROR ---- */
.error-page {
  text-align: center;
  padding: 80px 24px;
}
.error-code {
  font-family: var(--serif);
  font-size: 6rem;
  line-height: 1;
  color: var(--accent);
  margin: 0;
}
.error-message {
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin: 16px 0 32px;
}