/* Nervelin – white & light purple theme */
:root {
  --white: #ffffff;
  --mist: #f7f3fe;
  --lilac: #ece4fb;
  --lilac-2: #d9cdf4;
  --violet: #7050c8;
  --violet-deep: #4b2d96;
  --ink: #261c40;
  --muted: #5e5678;
  --line: #e3daf6;
  --header-h: 76px;
  --radius: 20px;
  --font-head: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --font-body: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--violet-deep); }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.12; margin: 0 0 .6em; letter-spacing: -.01em; color: var(--ink); }
h1 { font-size: clamp(2.2rem, 5vw, 3.7rem); font-weight: 750; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 650; margin-bottom: .35em; }
p { margin: 0 0 1em; max-width: 62ch; }
.lead { font-size: 1.2rem; color: var(--muted); }
.small { font-size: .88rem; color: var(--muted); }

:focus-visible { outline: 3px solid var(--violet); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1120px, 100% - 2.5rem); margin-inline: auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  min-height: var(--header-h);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-height: var(--header-h);
}
.brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-head); font-weight: 800; font-size: 1.5rem;
  color: var(--violet-deep); text-decoration: none;
}
.brand-pill {
  width: 14px; height: 30px; border-radius: 999px;
  background: linear-gradient(180deg, var(--violet) 0 50%, var(--lilac-2) 50% 100%);
  transform: rotate(30deg);
}
.nav { display: flex; gap: .25rem; }
.nav a {
  text-decoration: none; color: var(--muted); font-weight: 600; font-size: .98rem;
  padding: .5rem .95rem; border-radius: 999px; white-space: nowrap;
}
.nav a:hover { background: var(--mist); color: var(--violet-deep); }
.nav a[aria-current="page"] { background: var(--lilac); color: var(--violet-deep); }

/* ---------- Buttons (every one links to the order page) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .85rem 1.7rem; border-radius: 999px;
  font-weight: 700; font-size: 1rem; text-decoration: none;
  background: var(--violet-deep); color: var(--white);
  border: 2px solid var(--violet-deep);
  transition: background .2s, color .2s, transform .2s;
}
.btn:hover { background: var(--violet); border-color: var(--violet); transform: translateY(-1px); }
.btn-soft { background: var(--white); color: var(--violet-deep); border-color: var(--lilac-2); }
.btn-soft:hover { background: var(--lilac); color: var(--violet-deep); border-color: var(--lilac-2); }
.btn-sm { padding: .55rem 1.2rem; font-size: .95rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }

/* ---------- Pages ---------- */
.js .page { display: none; }
.js .page.active { display: block; }

.section { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.section.tint { background: var(--mist); }

/* Hero */
.hero { padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(3rem, 7vw, 5rem); background:
  radial-gradient(circle at 85% 20%, var(--lilac) 0, rgba(236,228,251,0) 55%), var(--white); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: center; }
.tag {
  display: inline-block; padding: .3rem .9rem; border-radius: 999px;
  background: var(--lilac); color: var(--violet-deep); font-weight: 650; font-size: .9rem;
  margin-bottom: 1.1rem;
}
.hero .lead { max-width: 52ch; }

/* Capsule image frames – the site's signature shape */
.cap {
  background: linear-gradient(170deg, var(--lilac) 0%, var(--lilac-2) 100%);
  border-radius: 999px;
  display: grid; place-items: center;
  padding: 2.2rem 1.4rem;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  width: 100%; max-width: 420px; margin-inline: auto;
}
.cap img { width: 100%; max-height: 100%; object-fit: contain; filter: drop-shadow(0 18px 22px rgba(75,45,150,.22)); }
.cap.cover { padding: 0; }
.cap.cover img { height: 100%; object-fit: cover; filter: none; }
.cap.wide { aspect-ratio: 16 / 10; max-width: 100%; padding: 1.4rem 3rem; }
.cap.round { aspect-ratio: 1; max-width: 400px; }

/* Layout helpers */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 4.5rem); align-items: center; }
.split.flip > :first-child { order: 2; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 2rem; }
.pillars > div { padding: .4rem 1.6rem; border-left: 2px solid var(--lilac-2); }
.pillars > div:first-child { border-left: 0; padding-left: 0; }
.pillars p { margin: 0; color: var(--muted); }

.checklist, .xlist { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; gap: .8rem; }
.checklist li, .xlist li { position: relative; padding-left: 2rem; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: .4em; width: 1.05rem; height: 1.05rem;
  border-radius: 999px; background: var(--violet);
  box-shadow: inset 0 0 0 4px var(--lilac);
}
.xlist li::before {
  content: ""; position: absolute; left: 0; top: .4em; width: 1.05rem; height: 1.05rem;
  border-radius: 999px; border: 3px solid var(--lilac-2);
}

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 1.6rem; }
.panel { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; }
.panel.lilac { background: var(--lilac); border-color: var(--lilac); }

/* Habit list */
.habits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 3rem; margin-top: 1.6rem; }
.habit { padding: 1.1rem 0; border-top: 1px solid var(--line); }
.habit p { margin: 0; color: var(--muted); }

/* Timeline */
.timeline { list-style: none; margin: 1.6rem 0 0; padding: 0 0 0 1.6rem; border-left: 3px solid var(--lilac-2); display: grid; gap: 1.4rem; }
.timeline li { position: relative; }
.timeline li::before {
  content: ""; position: absolute; left: calc(-1.6rem - 9px); top: .35em;
  width: 15px; height: 15px; border-radius: 999px; background: var(--violet); border: 3px solid var(--white);
}
.timeline p { margin: 0; color: var(--muted); }

/* Steps */
.steps { list-style: none; counter-reset: step; margin: 1.6rem 0 0; padding: 0; display: grid; gap: 1.1rem; }
.steps li { counter-increment: step; position: relative; padding-left: 3.4rem; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 2.3rem; height: 2.3rem; border-radius: 999px; display: grid; place-items: center;
  background: var(--violet-deep); color: var(--white); font-family: var(--font-head); font-weight: 700;
}
.steps p { margin: 0; color: var(--muted); }

/* FAQ */
.faq { margin-top: 1.4rem; display: grid; gap: .8rem; }
.faq details { background: var(--white); border: 1px solid var(--line); border-radius: 18px; padding: 0 1.4rem; }
.faq details[open] { background: var(--mist); border-color: var(--lilac-2); }
.faq summary {
  cursor: pointer; padding: 1.1rem 0; font-weight: 650; list-style: none;
  display: flex; justify-content: space-between; gap: 1rem; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--violet); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding-bottom: 1.1rem; margin: 0; }

/* Order packs */
.packs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; margin-top: 2rem; }
.pack { background: var(--white); border: 1px solid var(--line); border-radius: 28px; padding: 1.2rem; text-align: center; display: flex; flex-direction: column; }
.pack .cap { aspect-ratio: 1; max-width: 100%; border-radius: 24px; padding: 1rem; margin-bottom: 1rem; }
.pack.best { border: 2px solid var(--violet); }
.pack h3 { margin-bottom: .2rem; }
.pack p { margin: 0 auto 1rem; color: var(--muted); font-size: .95rem; }
.pack .btn { margin-top: auto; }

/* CTA band */
.cta-band { background: linear-gradient(120deg, var(--lilac) 0%, var(--mist) 100%); }
.cta-band .split { align-items: center; }

/* Notices */
.notice { background: var(--mist); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.5rem; font-size: .93rem; color: var(--muted); }
.notice p { margin: 0 0 .6em; max-width: none; }
.notice p:last-child { margin: 0; }

/* Footer */
.site-footer { background: var(--ink); color: #d9d2ec; padding: 3rem 0 2rem; font-size: .93rem; }
.site-footer a { color: #ffffff; }
.site-footer .brand { color: #fff; }
.footer-top { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-start; }
.footer-nav { display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; }
.site-footer p { max-width: 80ch; margin: 1rem 0 0; color: #c2b9de; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  :root { --header-h: 118px; }
  .header-inner { flex-wrap: wrap; padding: .6rem 0; gap: .4rem 1rem; }
  .nav { order: 3; width: 100%; overflow-x: auto; padding-bottom: .3rem; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .split.flip > :first-child { order: 0; }
  .packs { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: 1fr; gap: 1rem; }
  .pillars > div, .pillars > div:first-child { border-left: 3px solid var(--lilac-2); padding: .2rem 0 .2rem 1.2rem; }
  .habits, .two-col { grid-template-columns: 1fr; }
  .cap { max-width: 320px; }
  .cap.wide { max-width: 100%; padding: 1rem 1.6rem; }
}
@media (max-width: 520px) {
  .packs { grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .site-header .btn { width: auto; }
  .brand { font-size: 1.3rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}