/* Skintrics site — shared styles. Calm, clinical, brand-accurate (sage + cream). */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sage:       #6B9E78;
  --green:      #2F5D3F;   /* primary action / headings accent */
  --green-deep: #1F3F2B;
  --sage-light: #E8F1EA;
  --gold:       #C4943B;
  --gold-light: #F7ECD8;
  --coral:      #D87859;
  --coral-light:#F8E4DC;
  --text:       #17231B;
  --text-muted: #55675C;
  --bg:         #FFFFFF;
  --bg-soft:    #F7F5EE;
  --border:     #E3E6DB;
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --max:        1080px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text); background: var(--bg);
  line-height: 1.65; -webkit-font-smoothing: antialiased;
}
a { color: var(--green); }
img { max-width: 100%; display: block; }

/* NAV */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 14px 32px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand img { width: 34px; height: 34px; border-radius: 8px; }
.brand span { font-size: 18px; font-weight: 600; letter-spacing: -0.3px; }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a.link { font-size: 14px; color: var(--text-muted); text-decoration: none; font-weight: 500; }
.nav-links a.link:hover { color: var(--green); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--green); color: #fff; text-decoration: none;
  padding: 14px 26px; border-radius: 10px; font-size: 15px; font-weight: 600;
  transition: background 0.2s, transform 0.2s; white-space: nowrap; border: none; cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: var(--green-deep); transform: translateY(-1px); }
.btn.sm { padding: 9px 16px; font-size: 13.5px; }
.btn.ghost { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.btn.ghost:hover { background: var(--sage-light); }
.btn svg { width: 18px; height: 18px; }

/* HERO */
.hero { background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.hero-grid {
  max-width: var(--max); margin: 0 auto; padding: 80px 32px 72px;
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
.eyebrow {
  display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--green); margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(34px, 4.6vw, 52px); font-weight: 600; line-height: 1.1;
  letter-spacing: -1.2px; color: var(--green-deep); margin-bottom: 18px;
}
.hero p.lead { font-size: 18px; color: var(--text-muted); max-width: 500px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero-note { margin-top: 14px; font-size: 13px; color: var(--text-muted); }

/* EXAMPLE CARD (illustrative UI mock in hero) */
.mock {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 22px; box-shadow: 0 18px 50px rgba(31,63,43,0.10);
}
.mock-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.mock-title { font-size: 14px; font-weight: 600; }
.mock-tag { font-size: 11px; color: var(--text-muted); background: var(--bg-soft); border: 1px solid var(--border); padding: 3px 9px; border-radius: 100px; }
.mock-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 18px; }
.mock-stat { background: var(--bg-soft); border-radius: 10px; padding: 10px 6px; text-align: center; }
.mock-stat b { display: block; font-size: 20px; line-height: 1.1; }
.mock-stat small { font-size: 11px; color: var(--text-muted); }
.trigger { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; }
.trigger:last-of-type { margin-bottom: 0; }
.trigger-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.trigger-name { font-weight: 600; font-size: 15px; }
.trigger-conf { font-size: 11.5px; font-weight: 600; }
.conf-mod { color: #A4701B; } .conf-low { color: var(--coral); }
.bar-row { display: grid; grid-template-columns: 62px 1fr 40px; gap: 8px; align-items: center; font-size: 11.5px; color: var(--text-muted); margin-top: 5px; }
.bar { height: 8px; border-radius: 6px; background: #EEF0E8; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 6px; }
.bar i.hi { background: var(--coral); } .bar i.lo { background: var(--sage); }
.bar-row em { font-style: normal; text-align: right; font-weight: 600; color: var(--text); }
.mock-foot { margin-top: 12px; font-size: 11.5px; color: var(--text-muted); }

/* TRUST STRIP */
.strip { border-bottom: 1px solid var(--border); }
.strip-inner {
  max-width: var(--max); margin: 0 auto; padding: 22px 32px;
  display: flex; flex-wrap: wrap; gap: 14px 36px; justify-content: center;
}
.strip-item { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--text-muted); font-weight: 500; }
.strip-item svg { width: 17px; height: 17px; color: var(--green); flex-shrink: 0; }

/* SECTIONS */
.section { max-width: var(--max); margin: 0 auto; padding: 84px 32px; }
.section.tight { padding-top: 60px; padding-bottom: 60px; }
.alt { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.alt > .section { }
.section-title { font-size: clamp(26px, 3.4vw, 38px); font-weight: 600; letter-spacing: -0.8px; line-height: 1.18; color: var(--green-deep); margin-bottom: 14px; }
.section-sub { font-size: 17px; color: var(--text-muted); max-width: 620px; }
.center { text-align: center; } .center .section-sub { margin: 0 auto; }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-top: 44px; }
.step { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 26px; }
.step-num { font-size: 13px; font-weight: 700; color: var(--green); background: var(--sage-light); width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.step h3 { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.step p { font-size: 14.5px; color: var(--text-muted); }

.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 18px; margin-top: 44px; }
.feature { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 24px; }
.feature .ico { width: 40px; height: 40px; border-radius: 10px; background: var(--sage-light); color: var(--green); display: flex; align-items: center; justify-content: center; margin-bottom: 14px; }
.feature .ico svg { width: 20px; height: 20px; }
.feature h3 { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.feature p { font-size: 14.5px; color: var(--text-muted); }

/* SPLIT (GP + method) */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.checks { list-style: none; margin-top: 22px; }
.checks li { display: flex; gap: 10px; font-size: 15.5px; color: var(--text); margin-bottom: 11px; }
.checks li svg { width: 18px; height: 18px; color: var(--green); flex-shrink: 0; margin-top: 4px; }
.doc {
  background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 26px 26px 22px;
  box-shadow: 0 16px 44px rgba(31,63,43,0.10); font-size: 12px; color: var(--text-muted);
}
.doc h4 { font-size: 15px; color: var(--text); font-weight: 600; margin-bottom: 2px; }
.doc .doc-sub { font-size: 11.5px; margin-bottom: 14px; }
.doc hr { border: none; border-top: 1px solid var(--border); margin: 12px 0; }
.doc-row { display: grid; grid-template-columns: 96px 1fr 38px; gap: 8px; align-items: center; margin: 6px 0; }
.doc-row b { color: var(--text); font-weight: 500; }
.doc-log { display: grid; grid-template-columns: 84px 1fr 52px; gap: 8px; margin: 5px 0; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin-right: 6px; }

/* DISCLAIMER */
.notice { max-width: 760px; margin: 0 auto; text-align: center; padding: 56px 32px; }
.notice h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; color: var(--green-deep); }
.notice p { font-size: 15px; color: var(--text-muted); margin-bottom: 10px; }
.notice .em { display: inline-block; margin-top: 8px; font-size: 13px; color: #8A5A1F; background: var(--gold-light); border: 1px solid #ECD9B3; border-radius: 8px; padding: 10px 16px; }

/* FINAL CTA */
.final { text-align: center; padding: 88px 32px; background: var(--green-deep); color: #fff; }
.final h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 600; letter-spacing: -0.8px; line-height: 1.15; margin-bottom: 14px; }
.final p { color: rgba(255,255,255,0.75); max-width: 520px; margin: 0 auto 30px; font-size: 17px; }
.final .btn { background: #fff; color: var(--green-deep); }
.final .btn:hover { background: var(--sage-light); }
.final small { display: block; margin-top: 14px; font-size: 13px; color: rgba(255,255,255,0.55); }

/* FOOTER */
.site-footer { border-top: 1px solid var(--border); background: #fff; }
.footer-inner { max-width: var(--max); margin: 0 auto; padding: 36px 32px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
.footer-brand { max-width: 320px; }
.footer-brand .brand { margin-bottom: 10px; }
.footer-brand p { font-size: 13px; color: var(--text-muted); }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 26px; align-items: flex-start; }
.footer-links a { font-size: 13.5px; color: var(--text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--green); }
.footer-copy { width: 100%; font-size: 12.5px; color: var(--text-muted); border-top: 1px solid var(--border); padding-top: 18px; }

/* DOCUMENT PAGES (privacy, terms, support) */
.page-hero { background: var(--bg-soft); border-bottom: 1px solid var(--border); }
.page-hero-inner { max-width: 760px; margin: 0 auto; padding: 52px 32px 40px; }
.page-hero h1 { font-size: 36px; font-weight: 600; letter-spacing: -0.8px; color: var(--green-deep); margin-bottom: 6px; }
.page-hero .meta { font-size: 14px; color: var(--text-muted); }
.doc-page { max-width: 760px; margin: 0 auto; padding: 44px 32px 72px; }
.doc-page h2 { font-size: 20px; font-weight: 600; margin: 38px 0 10px; color: var(--green-deep); }
.doc-page p { font-size: 16px; color: var(--text-muted); margin-bottom: 14px; }
.doc-page ul { padding-left: 20px; margin-bottom: 14px; }
.doc-page li { font-size: 16px; color: var(--text-muted); margin-bottom: 8px; }
.doc-page strong { color: var(--text); font-weight: 600; }
.callout { background: var(--sage-light); border-left: 3px solid var(--green); padding: 16px 20px; border-radius: 0 8px 8px 0; margin: 4px 0 8px; }
.callout p { margin: 0; color: var(--text); }

/* SUPPORT FAQ */
.faq-item { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin-bottom: 10px; }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; padding: 17px 20px; background: #fff; border: none; cursor: pointer; text-align: left; font-family: inherit; font-size: 15px; font-weight: 600; color: var(--text); gap: 12px; }
.faq-question:hover { background: var(--bg-soft); }
.faq-icon { width: 18px; height: 18px; flex-shrink: 0; color: var(--green); transition: transform 0.2s; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-answer-inner { padding: 0 20px 18px; font-size: 15px; color: var(--text-muted); }
.faq-item.open .faq-answer { max-height: 600px; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.contact-card { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; text-align: center; margin-top: 44px; }
.contact-card h2 { margin: 0 0 8px; }
.contact-card p { margin-bottom: 18px; }

/* ANDROID */
.waitlist-form { display: flex; gap: 10px; max-width: 480px; flex-wrap: wrap; }
.waitlist-input { flex: 1; min-width: 230px; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--border); font-size: 15px; font-family: inherit; outline: none; background: #fff; color: var(--text); }
.waitlist-input:focus { border-color: var(--green); }
.success { display: none; align-items: center; gap: 10px; background: var(--sage-light); border: 1px solid #C9DECE; color: var(--green-deep); padding: 14px 20px; border-radius: 10px; font-size: 15px; font-weight: 500; max-width: 480px; }
.success.show { display: flex; }
.timeline { max-width: 560px; margin: 36px auto 0; text-align: left; }
.t-item { display: flex; gap: 20px; }
.t-left { display: flex; flex-direction: column; align-items: center; }
.t-dot { width: 34px; height: 34px; border-radius: 50%; background: var(--sage-light); border: 2px solid var(--green); display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; color: var(--green); flex-shrink: 0; }
.t-dot.todo { background: var(--bg-soft); border-color: var(--border); color: var(--text-muted); }
.t-line { width: 2px; flex: 1; background: var(--border); margin: 4px 0; min-height: 28px; }
.t-item:last-child .t-line { display: none; }
.t-body { padding-bottom: 26px; padding-top: 4px; }
.t-body h4 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.t-body p { font-size: 14.5px; color: var(--text-muted); }
.banner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px 34px; }
.banner h3 { font-size: 19px; font-weight: 600; margin-bottom: 4px; }
.banner p { font-size: 14.5px; color: var(--text-muted); }

/* RESPONSIVE */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; padding: 52px 24px 48px; gap: 36px; }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 60px 24px; }
}
@media (max-width: 560px) {
  .nav-inner { padding: 12px 18px; }
  .nav-links a.link { display: none; }
  .strip-inner { padding: 18px 20px; gap: 10px 22px; justify-content: flex-start; }
  .footer-inner, .page-hero-inner, .doc-page { padding-left: 20px; padding-right: 20px; }
  .final { padding: 64px 22px; }
}