:root {
  color-scheme: dark;
  --bg: #070816;
  --panel: rgba(255, 255, 255, .075);
  --panel-strong: rgba(255, 255, 255, .115);
  --line: rgba(255, 255, 255, .14);
  --text: #f8fafc;
  --muted: #9aa4bd;
  --soft: #c9d1e8;
  --accent: #8b5cf6;
  --accent-2: #22d3ee;
  --success: #34d399;
  --danger: #fb7185;
  --shadow: 0 24px 90px rgba(0,0,0,.34);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 8%, rgba(139,92,246,.34), transparent 34%),
    radial-gradient(circle at 92% 0%, rgba(34,211,238,.22), transparent 36%),
    linear-gradient(135deg, #070816 0%, #0d1024 55%, #111827 100%);
}
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.hidden { display: none !important; }
.eyebrow { color: #9be7ff; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; font-size: 12px; margin: 0 0 8px; }
.lead { font-size: 18px; color: var(--soft); line-height: 1.65; }
.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 24px; }

.login-screen { min-height: 100vh; display: grid; grid-template-columns: minmax(320px, 620px) 1fr; align-items: center; gap: 44px; width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 42px 0; }
.login-panel { padding: 34px; border: 1px solid var(--line); background: rgba(255,255,255,.075); border-radius: 32px; box-shadow: var(--shadow); backdrop-filter: blur(20px); }
.brand-mark { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 15px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; font-weight: 950; box-shadow: 0 14px 34px rgba(139,92,246,.35); }
.login-panel h1 { font-size: clamp(56px, 9vw, 96px); letter-spacing: -.08em; line-height: .88; margin: 18px 0; }
.login-form label, label { display: block; color: #dbe4ff; font-weight: 750; margin: 16px 0 8px; }
.login-row { display: flex; gap: 10px; }
.login-row input { flex: 1; }
.login-preview { display: grid; gap: 18px; }
.preview-card { padding: 28px; border: 1px solid var(--line); border-radius: 30px; background: rgba(255,255,255,.08); backdrop-filter: blur(20px); transform: rotate(2deg); }
.preview-card p { font-size: 25px; line-height: 1.28; margin: 10px 0 0; letter-spacing: -.03em; }
.preview-card span { color: var(--muted); }
.small-card { width: min(320px, 100%); margin-left: 60px; transform: rotate(-3deg); }
.small-card strong { display: block; font-size: 34px; }

input, textarea, select { width: 100%; border: 1px solid var(--line); background: rgba(0,0,0,.28); color: var(--text); border-radius: 16px; padding: 14px 15px; outline: none; }
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: rgba(34,211,238,.75); box-shadow: 0 0 0 4px rgba(34,211,238,.13); }
.primary, .secondary, .logout, .nav-item { border: 0; color: white; border-radius: 15px; font-weight: 850; padding: 13px 16px; }
.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.secondary, .logout { background: rgba(255,255,255,.085); border: 1px solid var(--line); }
.small { padding: 10px 13px; font-size: 14px; }
.wide { width: 100%; margin-top: 18px; }
button:disabled { opacity: .55; cursor: not-allowed; }

.app { min-height: 100vh; display: grid; grid-template-columns: 280px 1fr; }
.sidebar { min-height: 100vh; padding: 24px; border-right: 1px solid var(--line); background: rgba(5,7,19,.68); backdrop-filter: blur(22px); position: sticky; top: 0; }
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 28px; }
.brand strong { display: block; font-size: 20px; }
.brand span { color: var(--muted); font-size: 13px; }
.nav { display: grid; gap: 8px; }
.nav-item { width: 100%; text-align: left; background: transparent; color: var(--soft); }
.nav-item:hover, .nav-item.active { background: rgba(255,255,255,.105); color: #fff; }
.sidebar-card { margin: 24px 0; padding: 16px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.065); }
.sidebar-card span { color: var(--muted); font-size: 12px; }
.sidebar-card strong { display: block; margin-top: 5px; }
.sidebar-card p { color: var(--muted); font-size: 13px; line-height: 1.5; margin-bottom: 0; }
.logout { width: 100%; position: absolute; left: 24px; bottom: 24px; width: calc(100% - 48px); }

.workspace { padding: 28px; overflow: hidden; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 18px; margin-bottom: 24px; }
.topbar h2 { margin: 0; font-size: 34px; letter-spacing: -.04em; }
.top-actions { display: flex; align-items: center; gap: 12px; }
.status-pill { display: inline-flex; align-items: center; gap: 8px; padding: 10px 13px; border: 1px solid rgba(52,211,153,.35); background: rgba(52,211,153,.09); color: #bbf7d0; border-radius: 999px; font-weight: 750; font-size: 14px; }
.status-pill::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 14px var(--success); }
.view { display: none; }
.active-view { display: block; }
.card, .stat-card { border: 1px solid var(--line); background: var(--panel); border-radius: 26px; padding: 22px; box-shadow: var(--shadow); backdrop-filter: blur(18px); }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 16px; }
.stat-card span { color: var(--muted); font-size: 13px; }
.stat-card strong { display: block; margin: 8px 0; font-size: 30px; letter-spacing: -.04em; }
.stat-card p { color: var(--muted); margin: 0; font-size: 13px; }
.dashboard-grid, .compose-grid, .settings-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 16px; align-items: start; }
.hero-card h3 { font-size: 36px; line-height: 1.05; letter-spacing: -.05em; margin: 0 0 12px; }
.hero-card p { color: var(--soft); line-height: 1.65; }
.section-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 10px; }
.section-head h3 { margin: 0; font-size: 24px; letter-spacing: -.03em; }
.hint { color: var(--muted); border: 1px solid var(--line); padding: 7px 10px; border-radius: 999px; font-size: 12px; }
.two { display: grid; grid-template-columns: 220px 1fr; gap: 12px; }
.empty-state, .empty { color: var(--muted); padding: 16px; border: 1px dashed var(--line); border-radius: 18px; background: rgba(0,0,0,.16); }
.reply { padding: 16px; background: rgba(0,0,0,.24); border: 1px solid var(--line); border-radius: 18px; margin: 12px 0; }
.reply strong { display: block; margin-bottom: 8px; }
.reply p { color: var(--text); margin: 0 0 12px; white-space: pre-wrap; line-height: 1.55; }
.copy { padding: 9px 12px; border: 1px solid var(--line); background: rgba(255,255,255,.09); color: #fff; border-radius: 12px; }
.history-item, .mini-item { border-top: 1px solid var(--line); padding: 14px 0; }
.history-item:first-child, .mini-item:first-child { border-top: 0; }
time { color: var(--muted); font-size: 12px; }
.history-item p, .mini-item p { margin: 6px 0; color: var(--soft); line-height: 1.45; }
.checklist { padding-left: 20px; color: var(--soft); line-height: 2; }
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; color: var(--text); }

@media (max-width: 1000px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: relative; min-height: auto; }
  .logout { position: static; width: 100%; margin-top: 16px; }
  .stats-grid, .dashboard-grid, .compose-grid, .settings-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .login-screen { grid-template-columns: 1fr; }
  .login-preview { display: none; }
  .topbar, .section-head, .top-actions { align-items: stretch; flex-direction: column; }
  .two { grid-template-columns: 1fr; }
  .workspace, .sidebar { padding: 18px; }
}
.positioning-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 24px;
  margin-bottom: 16px;
  border: 1px solid rgba(34, 211, 238, .22);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(139,92,246,.18), rgba(34,211,238,.08));
  box-shadow: var(--shadow);
}
.positioning-banner h3 {
  margin: 0;
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1.05;
  letter-spacing: -.05em;
  max-width: 850px;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}
.feature-card { min-height: 230px; }
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: rgba(255,255,255,.09);
  font-size: 24px;
  margin-bottom: 14px;
}
.feature-card h3 { margin: 0 0 8px; font-size: 22px; }
.feature-card p { color: var(--soft); line-height: 1.55; min-height: 74px; }
.form-stack { display: grid; gap: 8px; }
.strategy-card { background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(139,92,246,.10)); }
.pill-list { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; margin: 18px 0 0; }
.pill-list li {
  border: 1px solid var(--line);
  background: rgba(255,255,255,.08);
  color: var(--soft);
  border-radius: 999px;
  padding: 10px 12px;
  font-weight: 700;
  font-size: 13px;
}
.target-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
}
.target-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(0,0,0,.22);
}
.target-card strong { display: block; font-size: 18px; margin-bottom: 6px; }
.target-card span { color: var(--muted); font-size: 13px; }
.queue-list { display: grid; gap: 14px; margin-top: 16px; }
.queue-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(0,0,0,.18);
}
.queue-item p { margin: 0; color: var(--soft); }
.risk {
  display: inline-flex;
  justify-content: center;
  border-radius: 999px;
  padding: 8px 10px;
  font-size: 12px;
  font-weight: 900;
}
.risk.low { color: #bbf7d0; background: rgba(52,211,153,.12); border: 1px solid rgba(52,211,153,.3); }
.risk.medium { color: #fde68a; background: rgba(245,158,11,.12); border: 1px solid rgba(245,158,11,.3); }
.risk.high { color: #fecdd3; background: rgba(251,113,133,.12); border: 1px solid rgba(251,113,133,.3); }
@media (max-width: 1000px) {
  .feature-grid, .target-grid { grid-template-columns: 1fr 1fr; }
  .positioning-banner { flex-direction: column; align-items: flex-start; }
  .queue-item { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .feature-grid, .target-grid { grid-template-columns: 1fr; }
}
.auth-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 22px 0 10px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(0,0,0,.18);
}
.auth-tab {
  border: 0;
  border-radius: 13px;
  padding: 10px 8px;
  color: var(--muted);
  background: transparent;
  font-weight: 850;
}
.auth-tab.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(139,92,246,.9), rgba(34,211,238,.75));
}