/* === TOKENS === */
:root {
  --bg: #fafaf8;
  --bg-alt: #f2f0ec;
  --fg: #1a1a2e;
  --fg-muted: #6b6b7a;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --border: #e2e0db;
  --card-bg: #ffffff;
  --alert-green: #10b981;
  --alert-red: #ef4444;
  --radius: 6px;
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
}

/* === BASE === */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* === NAVBAR === */
.navbar {
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-tag {
  font-size: 13px;
  color: var(--fg-muted);
  background: var(--bg-alt);
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

/* === HERO === */
.hero {
  padding: 90px 0 80px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.5vw, 52px);
  line-height: 1.12;
  font-weight: 400;
  color: var(--fg);
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.lede {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 440px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.badge {
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 5px 13px;
  border-radius: 4px;
}

/* === BROWSER MOCKUP === */
.browser-frame {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(26,26,46,0.10), 0 4px 12px rgba(26,26,46,0.06);
}
.browser-bar {
  background: var(--bg-alt);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--border);
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}
.browser-url {
  flex: 1;
  margin-left: 8px;
  font-size: 12px;
  color: var(--fg-muted);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 4px;
  font-family: monospace;
}
.browser-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  text-transform: uppercase;
  display: block;
  margin-bottom: 4px;
}
.price {
  font-size: 22px;
  font-weight: 600;
  color: var(--fg);
  font-family: var(--font-body);
}
.price span { font-size: 13px; font-weight: 400; color: var(--fg-muted); }
.price.highlight { color: var(--alert-red); }
.change-tag {
  display: inline-block;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--alert-red);
  background: rgba(239,68,68,0.08);
  padding: 2px 8px;
  border-radius: 3px;
}
.old-data { padding: 12px; border: 1px solid var(--border); border-radius: 6px; background: var(--bg); }
.new-data { padding: 12px; border: 1px solid rgba(239,68,68,0.3); border-radius: 6px; background: rgba(239,68,68,0.03); }
.change-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--alert-green);
  font-weight: 500;
  padding: 0 4px;
}
.change-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--alert-green);
  animation: pulse 1.5s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.alert-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: #1a1a2e;
  color: #fff;
  border-radius: 0 0 12px 12px;
}
.alert-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: var(--fg);
  flex-shrink: 0;
}
.alert-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.alert-text strong { font-size: 13px; font-weight: 600; }
.alert-text span { font-size: 11px; color: rgba(255,255,255,0.65); }
.alert-text .time { font-size: 10px; color: rgba(255,255,255,0.4); }

/* === HOW === */
.how {
  background: var(--fg);
  color: var(--bg);
  padding: 90px 0;
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.step { display: flex; flex-direction: column; gap: 12px; }
.step-num {
  font-family: var(--font-display);
  font-size: 40px;
  color: rgba(255,255,255,0.15);
  line-height: 1;
  margin-bottom: 4px;
}
.step h3 { font-size: 18px; font-weight: 600; color: var(--bg); }
.step p { font-size: 15px; color: rgba(255,255,255,0.55); line-height: 1.6; }

/* === USE CASES === */
.use-cases { padding: 90px 0; }
.usecases-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; }
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 0;
}
.usecase-card {
  padding: 28px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.uc-icon {
  width: 44px;
  height: 44px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.usecase-card h3 { font-size: 16px; font-weight: 600; margin-bottom: 10px; }
.usecase-card p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* === MANIFESTO === */
.manifesto {
  background: var(--bg-alt);
  padding: 80px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.manifesto-inner { max-width: 900px; margin: 0 auto; padding: 0 32px; text-align: center; }
.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 38px);
  font-style: italic;
  color: var(--fg);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 24px;
}
.manifesto-sub { font-size: 17px; color: var(--fg-muted); line-height: 1.7; max-width: 620px; margin: 0 auto; }

/* === CLOSING === */
.closing { padding: 100px 0; }
.closing-inner { max-width: 700px; margin: 0 auto; padding: 0 32px; }
.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 400;
  color: var(--fg);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}
.closing p { font-size: 17px; color: var(--fg-muted); line-height: 1.7; }

/* === FOOTER === */
.footer { padding: 36px 0; border-top: 1px solid var(--border); }
.footer-inner { max-width: 1100px; margin: 0 auto; padding: 0 32px; display: flex; align-items: center; justify-content: space-between; }
.wordmark-sm { font-family: var(--font-display); font-size: 16px; color: var(--fg); }
.tagline-sm { font-size: 13px; color: var(--fg-muted); }

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .usecases-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 600px) {
  .hero { padding: 60px 0 50px; }
  .usecases-grid { grid-template-columns: 1fr; }
  .how, .use-cases, .closing { padding: 60px 0; }
  .navbar, .footer { padding: 16px 0; }
  .hero-meta { gap: 8px; }
}

/* === NAV LINK === */
.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 4px;
  transition: color 0.15s;
}
.nav-link:hover { color: var(--fg); }

/* === DASHBOARD === */
.dashboard-page {
  min-height: 100vh;
  background: var(--bg);
}
.dashboard-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.dashboard-header {
  padding: 40px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.dashboard-header h1 {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  color: var(--fg);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.dashboard-header p {
  font-size: 15px;
  color: var(--fg-muted);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
}
.stat-value {
  font-size: 28px;
  font-weight: 600;
  color: var(--fg);
}
.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 4px;
}
.section-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.url-list { display: flex; flex-direction: column; gap: 12px; }
.url-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.url-status-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.url-status-dot.active { background: var(--alert-green); }
.url-status-dot.inactive { background: var(--border); }
.url-info { flex: 1; min-width: 0; }
.url-name {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.url-url {
  font-size: 12px;
  color: var(--fg-muted);
  font-family: monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.url-meta {
  font-size: 12px;
  color: var(--fg-muted);
  text-align: right;
  flex-shrink: 0;
}
.url-actions { display: flex; gap: 8px; flex-shrink: 0; }
.btn {
  font-size: 13px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 4px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--fg);
  text-decoration: none;
  transition: background 0.15s;
}
.btn:hover { background: var(--bg-alt); }
.btn-danger { color: var(--alert-red); border-color: rgba(239,68,68,0.3); }
.btn-primary { background: var(--accent); border-color: var(--accent-dark); color: var(--fg); }
.btn-primary:hover { background: var(--accent-dark); }
.alert-list { display: flex; flex-direction: column; gap: 8px; }
.alert-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
}
.alert-type-badge {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 3px;
}
.alert-type-badge.slack { background: rgba(74,158,255,0.1); color: #4a9eff; }
.alert-type-badge.email { background: rgba(16,185,129,0.1); color: var(--alert-green); }
.alert-row-url { color: var(--fg-muted); flex: 1; }
.alert-row-time { color: var(--fg-muted); font-size: 12px; }
.change-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--alert-green);
  background: rgba(16,185,129,0.08);
  padding: 2px 8px;
  border-radius: 3px;
}
/* Add URL form */
.add-url-form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 32px;
}
.add-url-form h2 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--fg);
}
.form-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; font-weight: 500; color: var(--fg-muted); }
.form-group input {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 14px;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  outline: none;
}
.form-group input:focus { border-color: var(--accent); }
.empty-state {
  text-align: center;
  padding: 48px 32px;
  color: var(--fg-muted);
}
.empty-state p { margin-bottom: 16px; }
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { flex-direction: column; }
  .url-card { flex-direction: column; align-items: flex-start; }
  .url-meta { text-align: left; }
}