:root {
  --bg: #0a0a0f;
  --bg-surface: #12121a;
  --bg-elevated: #1a1a25;
  --fg: #e8e8ec;
  --fg-muted: #8a8a9a;
  --fg-dim: #5a5a6a;
  --accent: #00e5a0;
  --accent-glow: rgba(0, 229, 160, 0.15);
  --accent-dim: #00b87d;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  padding: 80px 60px;
  gap: 40px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner { max-width: 600px; z-index: 1; }

.badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.lede {
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-detail p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 480px;
}

/* Radar visual */
.hero-visual {
  position: relative;
  width: 100%;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
}

.ring-1 { width: 160px; height: 160px; border-color: rgba(0, 229, 160, 0.2); }
.ring-2 { width: 280px; height: 280px; border-color: rgba(0, 229, 160, 0.1); }
.ring-3 { width: 380px; height: 380px; border-color: rgba(0, 229, 160, 0.05); }

.radar-dot {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--accent-glow);
  animation: pulse 3s ease-in-out infinite;
}

.dot-1 { top: 25%; left: 60%; animation-delay: 0s; }
.dot-2 { top: 55%; left: 30%; animation-delay: 1s; }
.dot-3 { top: 70%; left: 70%; animation-delay: 2s; }

.radar-center {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--accent);
  border-radius: 50%;
  z-index: 1;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.5); }
}

/* === BUTTONS === */
.hero-ctas {
  display: flex;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  background: var(--accent);
  color: #0a0a0f;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  border: none;
  cursor: pointer;
  letter-spacing: 0.01em;
}

.btn-primary:hover { background: var(--accent-dim); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 14px 24px;
  color: var(--fg-muted);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
  cursor: pointer;
  background: transparent;
}

.btn-ghost:hover { color: var(--fg); border-color: rgba(255,255,255,0.15); }

.btn-danger {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  background: transparent;
  color: #e05555;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid rgba(224, 85, 85, 0.3);
  cursor: pointer;
  transition: background 0.2s;
}

.btn-danger:hover { background: rgba(224, 85, 85, 0.1); }

/* === HOW === */
.how {
  padding: 120px 60px;
  border-top: 1px solid var(--border);
}

.how-inner { max-width: 900px; margin: 0 auto; }

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 64px;
  letter-spacing: -0.02em;
}

.steps { display: flex; flex-direction: column; gap: 48px; }

.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  align-items: start;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--bg-elevated);
  -webkit-text-stroke: 1px var(--accent-dim);
  line-height: 1;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 1rem;
  max-width: 500px;
}

/* === FEATURES === */
.features {
  padding: 120px 60px;
  background: var(--bg-surface);
}

.features-inner { max-width: 1100px; margin: 0 auto; }

.features-header {
  margin-bottom: 64px;
  max-width: 600px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.features-header p {
  color: var(--fg-muted);
  font-size: 1.05rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: rgba(0, 229, 160, 0.2);
}

.feature-highlight {
  border-color: rgba(0, 229, 160, 0.15);
  background: linear-gradient(135deg, var(--bg-elevated) 0%, rgba(0, 229, 160, 0.03) 100%);
}

.feature-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* === PRICING === */
.pricing {
  padding: 120px 60px;
  border-top: 1px solid var(--border);
}

.pricing-inner { max-width: 1000px; margin: 0 auto; text-align: center; }

.pricing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}

.price-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
}

.price-popular {
  border-color: var(--accent-dim);
  background: linear-gradient(180deg, rgba(0, 229, 160, 0.04) 0%, var(--bg-surface) 100%);
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 28px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: 100px;
}

.price-tier {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.price-amount {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.price-amount span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--fg-muted);
}

.price-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-card li {
  color: var(--fg-muted);
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}

.price-card li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent-dim);
  font-size: 0.8rem;
}

/* === CLOSING === */
.closing {
  padding: 140px 60px;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-surface) 100%);
}

.closing-inner { max-width: 700px; margin: 0 auto; }

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* === FOOTER === */
.site-footer {
  padding: 48px 60px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 6px;
}

.footer-tagline {
  color: var(--fg-dim);
  font-size: 0.85rem;
}

/* === AUTH PAGES === */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: var(--bg);
  position: relative;
}

.auth-page::before {
  content: '';
  position: absolute;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.auth-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  max-width: 440px;
  position: relative;
  z-index: 1;
}

.auth-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 32px;
  display: block;
  text-decoration: none;
}

.auth-card h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.auth-card .auth-sub {
  color: var(--fg-muted);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg-muted);
  margin-bottom: 8px;
  font-family: var(--font-display);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  font-size: 0.95rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--accent-dim);
}

.form-group input::placeholder { color: var(--fg-dim); }

.auth-error {
  background: rgba(224, 85, 85, 0.1);
  border: 1px solid rgba(224, 85, 85, 0.3);
  border-radius: 10px;
  padding: 12px 16px;
  color: #e05555;
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.auth-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

/* === APP NAV === */
.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.nav-user form { display: inline; }

/* === DASHBOARD === */
.app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 40px;
}

.page-header {
  margin-bottom: 48px;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--fg-muted);
  font-size: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

/* Add competitor form */
.add-competitor-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 40px;
}

.add-competitor-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.add-form {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

.add-form .form-group { margin-bottom: 0; }

/* Competitor cards */
.competitors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.competitor-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color 0.2s;
}

.competitor-card:hover { border-color: rgba(0,229,160,0.15); }

.competitor-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.competitor-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.competitor-url {
  font-size: 0.8rem;
  color: var(--fg-dim);
  word-break: break-all;
}

.competitor-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-dim);
  background: var(--accent-glow);
  padding: 3px 10px;
  border-radius: 100px;
  border: 1px solid rgba(0,229,160,0.2);
  white-space: nowrap;
}

.competitor-snapshot {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  margin-top: 14px;
}

.snapshot-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.ok { background: var(--accent); }
.status-dot.error { background: #e05555; }
.status-dot.pending { background: var(--fg-dim); }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 80px 40px;
  color: var(--fg-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  margin-bottom: 48px;
}

.empty-state h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}

/* Digests */
.digests-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.digest-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
}

.digest-week {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
}

.digest-meta {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.digest-status {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.digest-status.sent { color: var(--accent); }
.digest-status.failed { color: #e05555; }
.digest-status.pending { color: var(--fg-muted); }

/* Action bar */
.action-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.btn-sm {
  padding: 10px 18px;
  font-size: 0.85rem;
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 60px 28px;
    min-height: auto;
    padding-top: 100px;
  }
  .hero-visual { height: 280px; }
  .ring-3 { width: 260px; height: 260px; }
  .ring-2 { width: 200px; height: 200px; }
  .feature-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .how, .features, .pricing, .closing { padding: 80px 28px; }
  .step { grid-template-columns: 60px 1fr; gap: 16px; }
  .step-num { font-size: 2.2rem; }
}

@media (max-width: 600px) {
  .hero { padding: 80px 20px 60px; }
  .how, .features, .pricing, .closing, .site-footer { padding-left: 20px; padding-right: 20px; }
  .feature-card { padding: 24px; }
  .price-card { padding: 28px 20px; }
}