:root {
  --bg: #f7f3eb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: #ffffff;
  --text: #2c241d;
  --text-muted: #6f6257;
  --primary: #e06d45;
  --secondary: #295c57;
  --accent: #efc066;
  --success: #1f8a5b;
  --error: #cc4f3f;
  --border: rgba(77, 52, 36, 0.12);
  --shadow: 0 24px 60px rgba(95, 64, 42, 0.12);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(239, 192, 102, 0.26), transparent 28%),
    radial-gradient(circle at top right, rgba(224, 109, 69, 0.16), transparent 26%),
    linear-gradient(180deg, #fffdf7 0%, #f7f3eb 50%, #f6efe4 100%);
  color: var(--text);
  font: 16px/1.6 'Manrope', 'Segoe UI', sans-serif;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.24) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.24) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 80%);
  opacity: 0.3;
}

a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }

.shell-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 18px 0;
  backdrop-filter: blur(18px);
  background: rgba(247, 243, 235, 0.72);
  border-bottom: 1px solid rgba(77, 52, 36, 0.08);
}

.shell-header .container,
.nav-actions,
.hero-actions,
.form-actions,
.section-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.shell-header .container,
.section-actions {
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #f09f68);
  box-shadow: 0 12px 30px rgba(224, 109, 69, 0.28);
}

.brand-copy small {
  display: block;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy span { font-size: 1.02rem; }

.hero {
  padding: 72px 0 48px;
}

.hero-grid,
.grid-2,
.dashboard-grid,
.conversation-grid,
.admin-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.hero-grid { grid-template-columns: 1.2fr 0.8fr; }

.hero-copy,
.hero-preview,
.card,
.promo-strip,
.admin-layout aside {
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.hero-copy,
.card { padding: 24px; }
.hero-preview { overflow: hidden; }

.eyebrow,
.badge,
.meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(239, 192, 102, 0.24);
  color: var(--secondary);
  font-size: 0.82rem;
  font-weight: 800;
}

.meta-pill { background: rgba(41, 92, 87, 0.08); }

.hero h1,
.hero h2 {
  margin: 18px 0 16px;
  font-size: clamp(2.3rem, 5vw, 4.5rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
}

.lead,
.helper-text,
.meta,
.muted,
.card p,
.card li {
  color: var(--text-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 16px;
  border: 1px solid transparent;
  background: var(--surface-strong);
  color: var(--text);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn.primary { color: #fff; background: linear-gradient(135deg, var(--primary), #f18f64); box-shadow: 0 18px 30px rgba(224, 109, 69, 0.24); }
.btn.secondary { border-color: var(--border); background: rgba(255, 255, 255, 0.4); }
.btn.small { min-height: 40px; padding: 10px 14px; border-radius: 14px; font-size: 0.92rem; }

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

.metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 26px; }
.stat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.metric,
.stat-card,
.list .item,
.suggestion-item,
.message-row {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(77, 52, 36, 0.08);
}

.metric strong,
.stat-card strong {
  display: block;
  letter-spacing: -0.04em;
}

.metric strong { font-size: 1.35rem; }
.stat-card strong { margin-top: 8px; font-size: 1.8rem; letter-spacing: -0.05em; }
.stat-card span { color: var(--text-muted); font-size: 0.82rem; }

.preview-top { padding: 20px 22px 16px; border-bottom: 1px solid var(--border); }
.preview-chat { padding: 22px; display: grid; gap: 14px; }

.bubble {
  max-width: 88%;
  padding: 14px 16px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid rgba(77, 52, 36, 0.08);
}

.bubble.user {
  margin-left: auto;
  background: linear-gradient(135deg, rgba(224, 109, 69, 0.14), rgba(241, 143, 100, 0.16));
}

.bubble.ai {
  background: linear-gradient(135deg, rgba(41, 92, 87, 0.08), rgba(239, 192, 102, 0.14));
}

.bubble small,
.message-row strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.section { padding: 24px 0 54px; }
.list { display: grid; gap: 12px; }

label {
  display: grid;
  gap: 8px;
  color: var(--text);
  font-weight: 700;
  font-size: 0.94rem;
}

input[type='text'],
input[type='email'],
input[type='password'],
input[type='search'],
textarea,
select {
  width: 100%;
  min-height: 48px;
  padding: 13px 14px;
  border-radius: 16px;
  border: 1px solid rgba(77, 52, 36, 0.12);
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
  font: inherit;
}

textarea { min-height: 120px; resize: vertical; }

input[type='file'] {
  width: 100%;
  padding: 14px;
  border-radius: 16px;
  border: 1px dashed rgba(77, 52, 36, 0.22);
  background: rgba(255, 255, 255, 0.58);
  color: var(--text-muted);
  font: inherit;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: rgba(224, 109, 69, 0.54);
  box-shadow: 0 0 0 4px rgba(224, 109, 69, 0.14);
}

.messages {
  min-height: 220px;
  max-height: 440px;
  overflow: auto;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.62);
  border: 1px solid rgba(77, 52, 36, 0.08);
  display: grid;
  gap: 12px;
}

.message-row.user { border-left: 4px solid var(--secondary); }
.message-row.partner { border-left: 4px solid var(--primary); }

.suggestion-item {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.suggestion-item p { margin: 0; flex: 1; color: var(--text); }

.status { min-height: 24px; font-size: 0.92rem; font-weight: 700; }
.status.error { color: var(--error); }
.status.success { color: var(--success); }

.promo-strip {
  margin-top: 28px;
  padding: 18px 22px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.footer { padding: 32px 0 52px; color: var(--text-muted); }
.login-wrap { width: min(520px, calc(100% - 32px)); margin: 56px auto 0; }

.admin-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
  padding: 24px 0 54px;
}

.admin-layout aside {
  padding: 20px;
  height: fit-content;
  position: sticky;
  top: 96px;
}

.admin-menu { display: grid; gap: 8px; margin-top: 18px; }
.admin-menu button { justify-content: flex-start; }
.admin-menu .btn.active { color: #fff; background: linear-gradient(135deg, var(--secondary), #3b7d76); }

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 10px;
}

.data-table th {
  text-align: left;
  padding: 0 14px 6px;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.data-table td { padding: 14px; vertical-align: top; }
.code { font-family: 'Consolas', monospace; font-size: 0.88rem; }

.empty-state {
  padding: 30px 18px;
  text-align: center;
  color: var(--text-muted);
}

.loading { opacity: 0.72; pointer-events: none; }

@media (max-width: 1080px) {
  .hero-grid,
  .grid-2,
  .dashboard-grid,
  .conversation-grid,
  .admin-layout,
  .admin-panels {
    grid-template-columns: 1fr;
  }

  .admin-layout aside { position: static; }
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .container { width: min(100% - 20px, 1180px); }
  .shell-header .container,
  .nav-actions,
  .hero-actions,
  .form-actions,
  .promo-strip { align-items: stretch; flex-direction: column; }
  .form-grid,
  .metrics,
  .stat-grid { grid-template-columns: 1fr; }
  .hero-copy,
  .card,
  .promo-strip { padding: 18px; }
  .hero { padding-top: 34px; }
  .suggestion-item { flex-direction: column; }
  .suggestion-item .btn { width: 100%; }
}