:root {
  --brand-accent: #5B5BF6;
  --bg-base: #0A0B14;
  --bg-surface: #11131F;
  --bg-elevated: #181A2E;
  --bg-border: rgba(91, 91, 246, 0.15);
  --text-primary: #F0F1FF;
  --text-secondary: #8B8FA8;
  --text-tertiary: #4A4E6A;
  --success: #00D68F;
  --warning: #FFB020;
  --gradient-brand: linear-gradient(135deg, #2C2C9A 0%, #5B5BF6 100%);
}

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

body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
  padding-top: 64px;
  padding-bottom: 80px;
  -webkit-font-smoothing: antialiased;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--bg-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
}

.back-btn {
  color: var(--text-secondary);
  font-size: 16px;
  text-decoration: none;
  padding: 8px;
  border-radius: 8px;
  transition: background 0.15s;
}

.back-btn:hover {
  background: var(--bg-elevated);
}

.header-logo {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 2px;
}

.main {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px;
}

.page-intro {
  text-align: center;
  margin-bottom: 40px;
}

.page-intro h1 {
  font-family: 'Syne', sans-serif;
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
}

.page-intro p {
  font-size: 14px;
  color: var(--text-secondary);
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.plan-card {
  background: var(--bg-surface);
  border: 1px solid var(--bg-border);
  border-radius: 20px;
  padding: 28px 22px;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
}

.plan-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.popular-card {
  background: var(--gradient-brand);
  border-color: transparent;
  box-shadow: 0 12px 40px rgba(91, 91, 246, 0.25);
  transform: scale(1.03);
}

.popular-card:hover {
  transform: scale(1.03) translateY(-4px);
}

.popular-card * {
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-tertiary: rgba(255, 255, 255, 0.5);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #FFB020;
  color: #000;
  font-size: 10px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.plan-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 3px 10px;
  border-radius: 20px;
  display: inline-block;
  margin-bottom: 16px;
}

.starter-badge {
  background: rgba(91, 91, 246, 0.15);
  color: var(--brand-accent);
}

.growth-badge {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.wealth-badge {
  background: rgba(255, 176, 32, 0.15);
  color: #FFB020;
}

.plan-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}

.starter-icon {
  background: rgba(91, 91, 246, 0.12);
  color: var(--brand-accent);
}

.growth-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.wealth-icon {
  background: rgba(255, 176, 32, 0.12);
  color: #FFB020;
}

.plan-name {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 4px;
}

.popular-card .plan-name {
  color: #fff;
}

.plan-tagline {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.popular-card .plan-tagline {
  color: rgba(255, 255, 255, 0.7);
}

.plan-roi {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 24px;
  padding: 16px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 12px;
}

.roi-val {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  color: var(--success);
}

.popular-card .roi-val {
  color: #fff;
}

.roi-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.popular-card .roi-label {
  color: rgba(255, 255, 255, 0.7);
}

.plan-features {
  list-style: none;
  margin-bottom: 28px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  padding: 7px 0;
  border-bottom: 1px solid var(--bg-border);
  color: var(--text-secondary);
}

.popular-card .plan-features li {
  border-bottom-color: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.85);
}

.plan-features li:last-child {
  border-bottom: none;
}

.plan-features i.fa-check {
  color: var(--success);
  width: 14px;
}

.plan-features i.fa-times {
  color: var(--text-tertiary);
  width: 14px;
}

.plan-btn {
  display: block;
  width: 100%;
  padding: 13px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  border: none;
  transition: transform 0.15s, box-shadow 0.15s, opacity 0.15s;
}

.plan-btn:hover {
  transform: translateY(-1px);
}

.outline-btn {
  border: 1.5px solid var(--brand-accent);
  color: var(--brand-accent);
  background: transparent;
}

.outline-btn:hover {
  background: rgba(91, 91, 246, 0.1);
}

.primary-btn {
  background: rgba(255, 255, 255, 0.9);
  color: #2C2C9A;
  font-weight: 700;
}

.primary-btn:hover {
  background: #fff;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.gold-btn {
  background: linear-gradient(135deg, #FFB020, #ff8c00);
  color: #000;
}

.gold-btn:hover {
  box-shadow: 0 6px 20px rgba(255, 176, 32, 0.3);
}

/* Bottom Nav */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--bg-border);
  display: none;
  grid-template-columns: repeat(5, 1fr);
  z-index: 999;
}

.bnav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 10px;
  color: var(--text-tertiary);
  text-decoration: none;
  font-size: 10px;
  font-weight: 500;
}

.bnav-item i {
  font-size: 18px;
}

.bnav-item.active,
.bnav-item:hover {
  color: var(--brand-accent);
}

@media (max-width: 768px) {
  .bottom-nav {
    display: grid;
  }

  .plans-grid {
    grid-template-columns: 1fr;
  }

  .popular-card {
    transform: none;
    order: -1;
  }
}

@media (max-width: 480px) {
  .main {
    padding: 20px 16px;
  }
}