* { box-sizing: border-box; }
a { color: inherit; text-decoration: none; }
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Syne:wght@600;700;800&display=swap');
:root {
  --ink: #0f172a;
  --muted: #475569;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --line: #e2e8f0;
  --accent: #0ea5a4;
  --accent-2: #fb923c;
  --accent-3: #22c55e;
  --shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
}
@keyframes riseIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
body {
  margin: 0;
  font-family: "Space Grotesk", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at top, #e7f8ff 0%, #fef3e6 45%, #f8fafc 100%);
  color: var(--ink);
}
.shell { max-width: 1100px; margin: 0 auto; padding: 24px 20px 90px; }
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(12px);
}
.nav-left { display: flex; align-items: center; gap: 14px; }
.logo { font-weight: 800; color: var(--accent); font-size: 20px; letter-spacing: 0.2px; }
.nav-links { display: flex; gap: 10px; flex-wrap: wrap; }
.nav-link {
  padding: 8px 12px; border-radius: 8px; color: #1f2937; border: 1px solid transparent;
}
.nav-link.active { background: #e0f2fe; color: #0c4a6e; border-color: #bae6fd; }
.search {
  display: flex; align-items: center;
}
.search-input {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--ink);
  width: 260px;
}
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 14px; border-radius: 999px; border: 1px solid #cbd5f5;
  background: #eef2ff;
  color: #1e1b4b; font-weight: 600; letter-spacing: 0.2px;
}
.grid { display: grid; gap: 14px; }
.grid.cards { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 16px 18px; box-shadow: var(--shadow);
}
.card.tight { padding: 14px 16px; }
.card h3 { margin: 0 0 6px; }
.muted { color: var(--muted); }
.btn {
  padding: 12px 16px; border-radius: 12px; border: 1px solid #0f766e;
  background: linear-gradient(135deg, #14b8a6, #22c55e);
  color: white; font-weight: 700;
  cursor: pointer; transition: transform 120ms ease, box-shadow 120ms ease; width: fit-content;
  box-shadow: 0 12px 30px rgba(16, 185, 129, 0.25);
}
.btn.primary { background: linear-gradient(135deg, #0ea5a4, #fb923c); border-color: #0ea5a4; }
.btn.ghost { background: #ffffff; border-color: var(--line); color: var(--ink); box-shadow: none; }
.btn.secondary { background: #f8fafc; color: #0f172a; border-color: var(--line); box-shadow: none; }
.btn:active { transform: translateY(1px); }
.btn.lg { padding: 14px 20px; font-size: 16px; }
.section-title { margin: 24px 0 8px; font-size: 22px; }
.badge { padding: 4px 10px; border-radius: 999px; font-size: 12px; background: #f1f5f9; border: 1px solid var(--line); color: #475569; }
.hero {
  margin: 30px 0 24px;
  background:
    radial-gradient(circle at 20% 10%, rgba(14, 165, 164, 0.25), transparent 45%),
    radial-gradient(circle at 80% 20%, rgba(251, 146, 60, 0.28), transparent 50%),
    linear-gradient(135deg, #ffffff, #f8fafc);
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 56px 40px;
  position: relative;
  overflow: hidden;
  animation: riseIn 600ms ease;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(15, 23, 42, 0.08) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.4;
  pointer-events: none;
}
.hero h1 { margin: 10px 0; font-size: 56px; letter-spacing: 0.4px; font-family: "Syne", "Space Grotesk", sans-serif; line-height: 1.02; }
.hero h1 .accent { color: var(--accent-2); }
.hero-sub { font-size: 20px; color: #475569; max-width: 760px; margin-top: 6px; }
.flex { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.input {
  padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); color: var(--ink);
}
.range-row { display: grid; gap: 10px; align-items: center; grid-template-columns: 1fr auto; }
.table { width: 100%; border-collapse: collapse; margin-top: 10px; }
.table th, .table td { padding: 10px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.highlight { color: var(--accent); font-weight: 700; }
.pill.green { border-color: #16a34a; color: #14532d; background: #dcfce7; }
.pill.blue { border-color: #0ea5a4; color: #0f172a; background: #ccfbf1; }
.pill.red { border-color: #f97316; color: #9a3412; background: #ffedd5; }
.toast {
  position: fixed; bottom: 16px; right: 16px; background: var(--surface); border: 1px solid var(--line);
  padding: 12px 16px; border-radius: 12px; box-shadow: var(--shadow);
}
.hero-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.glow-card {
  background: linear-gradient(135deg, rgba(14, 165, 164, 0.12), rgba(251, 146, 60, 0.12));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  box-shadow: var(--shadow);
}
.hero-pill-row { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.stat {
  display: flex; flex-direction: column; gap: 2px; align-items: center;
  padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface-2);
}
.stat .value { font-size: 18px; font-weight: 800; color: var(--accent); }
.stat .label { color: var(--muted); font-size: 12px; }
.hero-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 22px;
  align-items: center;
}
.hero-graphic {
  position: relative;
  min-height: 320px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(14, 165, 164, 0.18), rgba(251, 146, 60, 0.12));
  overflow: hidden;
  box-shadow: var(--shadow);
}
.hero-graphic::after {
  content:"";
  position:absolute; inset: 16px;
  border-radius: 18px;
  background: radial-gradient(circle at 30% 30%, rgba(14, 165, 164, 0.12), transparent 35%),
              radial-gradient(circle at 70% 60%, rgba(251, 146, 60, 0.12), transparent 35%);
  border: 1px solid rgba(15, 23, 42, 0.06);
}
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; background: #ecfeff; border: 1px solid #a5f3fc; color: #0e7490; font-weight: 600; font-size: 13px; }
.feature-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 16px; }
.feature-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px; box-shadow: var(--shadow); }
.steps { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); margin-top: 18px; }
.step { background: var(--surface-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.cta-banner { margin-top: 26px; padding: 18px; border-radius: 16px; border: 1px solid var(--line); background: linear-gradient(135deg, rgba(14, 165, 164, 0.12), rgba(251, 146, 60, 0.16)); display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; }
.pill-row-wrap { display: flex; flex-wrap: wrap; gap: 10px; }
.featured-cards { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); margin-top: 20px; }
.featured-card {
  border-radius: 18px;
  padding: 18px;
  border: 2px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  animation: fadeUp 520ms ease;
}
.featured-card.budget { border-color: #22c55e; }
.featured-card.mid { border-color: #0ea5a4; position: relative; }
.featured-card.high { border-color: #fb923c; }
.most-popular {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, #0ea5a4, #22c55e);
  color: #ffffff; padding: 6px 12px; border-radius: 999px; font-weight: 700; font-size: 12px; border: 2px solid #ffffff;
}
.featured-price { font-family: "Syne", "Space Grotesk", sans-serif; font-size: 28px; margin: 10px 0 4px; letter-spacing: 0.4px; }
.featured-title { font-weight: 800; font-size: 20px; margin: 4px 0 10px; }
.featured-meta { display: flex; gap: 14px; align-items: center; color: #64748b; font-size: 13px; margin-top: 10px; }
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; align-items: center; justify-content: center;
  z-index: 50;
}
.modal {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  width: min(90vw, 420px);
  box-shadow: var(--shadow);
}
.modal h3 { margin-top: 0; }
.input-field {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink);
}
.saved-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.saved-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.saved-header { display: flex; justify-content: space-between; align-items: center; }
.saved-meta { color: var(--muted); font-size: 13px; margin-top: 6px; display: flex; gap: 12px; }
button.danger { background: transparent; border: 1px solid #ef4444; color: #ef4444; }
.use-case-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.use-case-grid.mini { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.use-case-grid.guide {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  justify-content: center;
  max-width: 980px;
  margin: 0 auto;
}
.use-case-option {
  text-align: left;
  cursor: pointer;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
  animation: fadeUp 420ms ease;
}
.use-case-option:hover {
  background: #f0fdfa;
  border-color: #5eead4;
}
.use-case-option.selected {
  border-color: #14b8a6;
  box-shadow: 0 0 0 2px rgba(20, 184, 166, 0.18) inset, 0 18px 32px rgba(15, 118, 110, 0.18);
  background: #ecfeff;
}
.use-case-option strong { color: var(--ink); }
.use-case-option .muted { color: var(--muted); }
.tier-pill-row .btn.secondary.active { border-color: #14b8a6; color: #0f766e; }
@media (max-width: 900px) {
  .shell { padding: 18px 16px 64px; }
  .hero { padding: 36px 22px; }
  .hero h1 { font-size: 44px; }
  .hero-sub { font-size: 18px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-graphic { min-height: 240px; }
  .featured-cards { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav { flex-direction: column; gap: 12px; align-items: flex-start; }
  .nav-links { width: 100%; justify-content: flex-start; gap: 8px; flex-wrap: wrap; }
  .search { width: 100%; }
  .search-input { width: 100%; }
  .hero { padding: 30px 18px; border-radius: 18px; }
  .hero h1 { font-size: clamp(32px, 8vw, 42px); line-height: 1.1; }
  .hero-sub { font-size: clamp(16px, 4vw, 18px); }
  .flex { justify-content: center; }
  .btn.lg { width: 100%; justify-content: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .featured-cards { grid-template-columns: 1fr; }
  .featured-card { padding: 16px; }
  .featured-price { font-size: 24px; }
  .featured-title { font-size: 18px; }
  .hero-graphic { min-height: 220px; }
  .steps { grid-template-columns: 1fr; }
}