:root {
  --bg: #f8fafc;
  --panel: #ffffff;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --navy: #111827;
  --gold: #c79a3a;
  --soft-gold: #fff7e6;
  --danger: #b91c1c;
  --success: #15803d;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

.hidden {
  display: none !important;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 15% 15%, rgba(199, 154, 58, .16), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(15, 23, 42, .12), transparent 30%),
    #f8fafc;
}

.auth-card {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 30px;
  padding: 34px;
  box-shadow: var(--shadow);
}

.brand-mark {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--navy), #334155);
  color: var(--gold);
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: .08em;
  margin-bottom: 18px;
}

.brand-mark.small {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  font-size: 13px;
  margin: 0;
}

h1, h2, h3, p {
  margin-top: 0;
}

.subtitle,
.muted,
.small-note {
  color: var(--muted);
}

.small-note {
  font-size: 13px;
}

.error-text {
  color: var(--danger);
  font-size: 14px;
}

.success-text {
  color: var(--success);
  font-size: 14px;
}

.form-stack,
.form-grid {
  display: grid;
  gap: 14px;
}

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

.form-grid button {
  grid-column: span 2;
}

label {
  display: grid;
  gap: 7px;
  font-weight: 650;
  font-size: 14px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 13px;
  font: inherit;
  background: #fff;
  color: var(--ink);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

button {
  border: 0;
  border-radius: 14px;
  padding: 12px 16px;
  font-weight: 750;
  cursor: pointer;
  transition: .18s ease;
}

button:hover {
  transform: translateY(-1px);
}

.primary-btn {
  background: var(--navy);
  color: white;
}

.secondary-btn {
  background: #f1f5f9;
  color: var(--ink);
  border: 1px solid var(--line);
}

#mainView {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 290px 1fr;
}

.sidebar {
  background: #ffffff;
  border-right: 1px solid var(--line);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand h2 {
  margin: 0;
  font-size: 18px;
}

.sidebar-brand p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.nav-menu {
  display: grid;
  gap: 8px;
}

.nav-btn {
  text-align: left;
  background: transparent;
  color: var(--ink);
  padding: 12px 14px;
  border-radius: 14px;
}

.nav-btn.active,
.nav-btn:hover {
  background: var(--soft-gold);
  color: #7c560f;
}

.content {
  padding: 26px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 22px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--gold);
  font-weight: 800;
  font-size: 12px;
  margin-bottom: 6px;
}

.user-pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 16px;
  background: #fff;
  display: grid;
  gap: 2px;
  text-align: right;
}

.user-pill small {
  color: var(--muted);
}

.hero-card,
.panel,
.metric-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 26px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 18px;
}

.hero-card h2 {
  font-size: clamp(24px, 3vw, 38px);
  margin-bottom: 8px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 18px;
}

.metric-card {
  padding: 22px;
}

.metric-card p {
  color: var(--muted);
  margin-bottom: 8px;
}

.metric-card h3 {
  font-size: 36px;
  margin-bottom: 4px;
}

.metric-card span {
  color: var(--muted);
  font-size: 13px;
}

.panel {
  padding: 22px;
  margin-bottom: 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
  margin-bottom: 18px;
}

.card-list {
  display: grid;
  gap: 12px;
}

.data-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  background: #fff;
  display: grid;
  gap: 12px;
}

.data-card h3 {
  margin-bottom: 2px;
}

.card-meta {
  color: var(--muted);
  font-size: 13px;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  font-size: 12px;
  padding: 6px 9px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #334155;
}

.badge.gold {
  background: var(--soft-gold);
  color: #7c560f;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.status-tile {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
}

.status-tile strong {
  display: block;
  font-size: 26px;
}

.csv-box {
  margin-top: 18px;
  border: 1px dashed var(--line);
  border-radius: 18px;
  padding: 16px;
  background: #f8fafc;
}

.score-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.score-grid label {
  font-size: 12px;
  color: var(--muted);
}

.message-box {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  white-space: pre-wrap;
  color: #334155;
}

@media (max-width: 860px) {
  #mainView {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
  }

  .content {
    padding: 16px;
  }

  .topbar,
  .hero-card,
  .panel-head {
    flex-direction: column;
    align-items: stretch;
  }

  .grid-3,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-grid button {
    grid-column: span 1;
  }

  .user-pill {
    text-align: left;
  }
}