:root {
  --bg0: #0f1f1c;
  --bg1: #163029;
  --bg2: #1d3d34;
  --ink: #f3f0e6;
  --muted: #b7c4be;
  --accent: #e2a35a;
  --accent-2: #7ec8a3;
  --danger: #e8a09a;
  --line: rgba(243, 240, 230, 0.14);
  --card: rgba(15, 31, 28, 0.55);
  --radius: 18px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 700px at 10% -10%, #2a5a4a 0%, transparent 55%),
    radial-gradient(900px 600px at 100% 0%, #3a4a2a 0%, transparent 50%),
    linear-gradient(165deg, var(--bg0), var(--bg1) 45%, #0c1815);
  min-height: 100vh;
  line-height: 1.55;
}

a { color: var(--accent-2); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

.wrap { width: min(1100px, calc(100% - 2rem)); margin-inline: auto; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  gap: 1rem;
}
.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.brand span { color: var(--accent); }
.nav { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.nav a:hover { color: var(--ink); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #1a1208; }
.btn-primary:hover { background: #ebb06d; color: #1a1208; }
.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent-2); }

.kit-bundles {
  display: grid;
  gap: 0.85rem;
}
@media (min-width: 720px) {
  .kit-bundles { grid-template-columns: 1fr 1fr; }
}
.kit-bundle {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  background: rgba(0, 0, 0, 0.18);
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  align-items: flex-start;
}
.kit-bundle .btn { margin-top: 0.25rem; }

.plan-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}
.stat-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.75rem;
}
.stat-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
  font-size: 0.85rem;
}
.plan-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  margin-top: 0.85rem;
  font-size: 0.85rem;
}
.plan-toc a {
  color: var(--accent-2);
  text-decoration: none;
}
.plan-toc a:hover { text-decoration: underline; }

.panel-commerce {
  border-color: rgba(232, 168, 98, 0.45);
  background: linear-gradient(180deg, rgba(80, 50, 20, 0.28), var(--card));
}
.commerce-label {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.advanced-optional {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.65rem 0.9rem 0.9rem;
  background: rgba(0, 0, 0, 0.14);
}
.advanced-optional > summary {
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: 0.98rem;
}
.advanced-optional > summary::-webkit-details-marker { display: none; }
.advanced-optional > summary::before {
  content: "▸ ";
  color: var(--accent);
}
.advanced-optional[open] > summary::before { content: "▾ "; }

.kit-bundle-hero {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
}
.kit-bundle-hero-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.35rem;
}
.kit-bundle-hero-grid a {
  display: block;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 1;
  line-height: 0;
}
.kit-bundle-hero-grid img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  padding: 0.25rem;
}
.product-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  width: 100%;
}
.product-thumbs a {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  line-height: 0;
}
.product-thumbs img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  display: block;
  padding: 4px;
}
.section-illustration {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: 12px;
  margin: 0.65rem 0 1rem;
  border: 1px solid var(--line);
}
.kit-product-row {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  margin-bottom: 0.65rem;
}
.kit-product-thumb {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
  flex-shrink: 0;
}
#out-kit-products { list-style: none; padding-left: 0; }

.hero {
  display: grid;
  gap: 1.5rem;
  padding: 3.5rem 0 2.5rem;
  min-height: calc(100vh - 5rem);
  align-content: center;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 8% -8% auto auto;
  width: min(52vw, 520px);
  aspect-ratio: 1;
  border-radius: 40% 60% 55% 45%;
  background:
    radial-gradient(circle at 35% 35%, rgba(126, 200, 163, 0.35), transparent 55%),
    radial-gradient(circle at 70% 60%, rgba(226, 163, 90, 0.28), transparent 50%);
  filter: blur(2px);
  animation: drift 14s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }
@keyframes drift {
  from { transform: translate(0, 0) rotate(0deg); }
  to { transform: translate(-18px, 24px) rotate(8deg); }
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 550;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 14ch;
}
.hero .lede {
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.125rem;
  margin: 0;
}
.cta-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 0.5rem; }

.disclaimer-banner {
  border: 1px solid rgba(232, 160, 154, 0.35);
  background: rgba(80, 30, 28, 0.35);
  color: #f6d9d6;
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  font-size: 0.92rem;
  margin: 1rem 0 2rem;
}
.disclaimer-banner strong { color: #fff; }

.section { padding: 3rem 0; }
.section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}
.section .sub { color: var(--muted); max-width: 40rem; margin: 0 0 1.75rem; }

.grid-2 {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem;
  backdrop-filter: blur(8px);
}
.panel h3 {
  font-family: var(--font-display);
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
}
.panel ul { margin: 0.75rem 0 0; padding-left: 1.1rem; color: var(--muted); }
.panel .price {
  font-family: var(--font-display);
  font-size: 2rem;
  margin: 0.35rem 0 0.75rem;
}
.price small { font-size: 0.95rem; color: var(--muted); font-family: var(--font-body); }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

label { display: grid; gap: 0.35rem; font-size: 0.92rem; color: var(--muted); }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  color: var(--ink);
  border-radius: 12px;
  padding: 0.7rem 0.85rem;
  font: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(126, 200, 163, 0.45);
  border-color: transparent;
}
.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}
.kardia-upload {
  padding: 0.85rem 1rem;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 88%, var(--accent-2) 12%);
}
.kardia-upload input[type="file"] {
  margin-top: 0.35rem;
  max-width: 100%;
}
.form-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.25rem; }
.plus-only { display: none; }
.plan-plus .plus-only { display: grid; }
.badge {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.8rem;
  color: var(--accent-2);
}
.pillars { margin-top: 0.25rem; display: grid; gap: 1rem; }
.pillars-intro { margin: 0; }
.pillars-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.pillar-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0.35rem 0 0.5rem;
  line-height: 1.25;
}
.pillar-card ul { margin: 0.75rem 0 0; padding-left: 1.1rem; color: var(--muted); }
.pillar-card .badge { margin: 0; }
.target-stat {
  font-family: var(--font-display);
  font-size: 1.45rem;
  margin: 0.35rem 0 0;
}
.table-wrap { overflow-x: auto; margin-top: 0.5rem; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.data-table th,
.data-table td {
  text-align: left;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.data-table th { color: var(--muted); font-weight: 600; }
.data-table td:nth-child(2) { white-space: nowrap; color: var(--ink); }
.result {
  margin-top: 1.5rem;
  display: grid;
  gap: 1rem;
}
.result h3 { font-family: var(--font-display); margin: 0 0 0.4rem; }

.muted { color: var(--muted); }
.error { color: var(--danger); }
.locked-note {
  border: 1px dashed rgba(226, 163, 90, 0.45);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  color: var(--accent);
  margin-top: 1rem;
}

@media (prefers-reduced-motion: reduce) {
  .hero::before { animation: none; }
  .btn:hover { transform: none; }
}