/* Sinkron landing page.
   Direction (owner, 2026-11-13): light, Apple product-page feel. Real screenshots of the app in laptop and
   phone frames, one idea per screen, calm scroll reveals. The app's own face (Figtree, teal) carries the brand. */
:root {
  --bg: #ffffff; --bg2: #f5f6f7; --ink: #0e1513; --ink2: #5d6865; --ink3: #8a938f; --line: #e5e9e7;
  --teal: #0a7363; --teal2: #0d8f7b; --mint: #e3f4f0; --mint2: #bfe9df; --deep: #06352e;
  --wa: #25d366; --wa-out: #d9fdd3; --ig: #e1306c;
  --gutter: 20px; --max: 1180px; --r: 22px;
  --shadow: 0 60px 120px -50px rgba(14, 21, 19, .45), 0 20px 40px -24px rgba(14, 21, 19, .25);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; background: var(--bg); }
body { margin: 0; font-family: Figtree, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.5; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol { margin: 0; }
h1 { font-size: clamp(44px, 7.4vw, 92px); line-height: .95; letter-spacing: -0.045em; font-weight: 800; }
h2 { font-size: clamp(34px, 5.2vw, 68px); line-height: 1; letter-spacing: -0.04em; font-weight: 800; max-width: 16ch; }
h3 { font-size: 21px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; }
.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; position: relative; }
.eyebrow { display: inline-block; font-size: 14px; font-weight: 700; letter-spacing: 0.02em; color: var(--teal); }
.lead { font-size: clamp(18px, 2vw, 23px); color: var(--ink2); max-width: 46ch; line-height: 1.45; letter-spacing: -0.01em; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 24px; border-radius: 999px; font-weight: 700; font-size: 16px; border: 1px solid transparent; cursor: pointer; transition: transform .2s cubic-bezier(.2, .8, .2, 1), background .2s ease, border-color .2s ease; white-space: nowrap; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal2); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: #c9d1ce; transform: translateY(-1px); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #26302d; transform: translateY(-1px); }
:focus-visible { outline: 3px solid var(--mint2); outline-offset: 3px; border-radius: 6px; }
.num { font-variant-numeric: tabular-nums; }

/* The wordmark is white on black and always sits in its own black pill. */
.logo { display: inline-flex; align-items: center; background: #000; border-radius: 8px; overflow: hidden; }
.logo img { height: 28px; width: auto; }
.logo.lg { border-radius: 14px; }
.logo.lg img { height: 56px; }

/* Header: thin, white, blurred, like a product page's bar. */
.top { position: fixed; top: 0; left: 0; right: 0; z-index: 30; height: 56px; background: rgba(255, 255, 255, .78); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid transparent; transition: border-color .3s ease; }
.top.stuck { border-color: var(--line); }
.top .wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.nav { display: none; gap: 28px; font-size: 14px; font-weight: 600; color: var(--ink2); }
.nav a:hover { color: var(--ink); }
.top-cta { display: flex; gap: 8px; }
.top-cta .btn { min-height: 34px; padding: 0 14px; font-size: 13.5px; }
.top-cta .btn-ghost { display: none; }

/* Hero: words first, then the product. */
.hero { padding: 120px 0 0; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; left: 50%; top: 40%; width: 1200px; height: 900px; transform: translate(-50%, 0); background: radial-gradient(closest-side, rgba(10, 115, 99, .12), transparent 70%); pointer-events: none; }
.hero .wrap { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.hero h1 { max-width: 12ch; }
.hero h1 em { font-style: normal; color: var(--teal); }
.hero .lead { text-align: center; }
.hero .ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 6px; }
.hero .proof { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; font-size: 14px; color: var(--ink3); font-weight: 600; }
.stage { position: relative; width: min(100%, 1120px); margin: 36px auto 0; padding-bottom: 40px; }
.stage .laptop { transform-origin: 50% 100%; }
.stage .phone { position: absolute; right: -2%; bottom: 0; width: 24%; min-width: 150px; max-width: 290px; }

/* Device frames */
.laptop { position: relative; filter: drop-shadow(0 50px 60px rgba(14, 21, 19, .22)); }
.laptop .screen { background: #0b0f0e; border-radius: 20px 20px 0 0; padding: 12px 12px 0; border: 1px solid #2a302e; border-bottom: 0; }
.laptop .screen img { border-radius: 8px 8px 0 0; }
.laptop .base { height: 16px; margin: 0 -2.5%; background: linear-gradient(#f0f1f2, #c8cccb); border-radius: 0 0 12px 12px; position: relative; }
.laptop .base::before { content: ""; position: absolute; left: 50%; top: 0; width: 12%; height: 5px; transform: translateX(-50%); background: #aeb3b1; border-radius: 0 0 6px 6px; }
.phone { position: relative; width: 280px; border-radius: 46px; background: #0b0f0e; padding: 11px; box-shadow: var(--shadow), inset 0 0 0 2px #3a403e; }
.phone img { border-radius: 36px; }
.phone::after { content: ""; position: absolute; top: 22px; left: 50%; transform: translateX(-50%); width: 34%; height: 26px; border-radius: 999px; background: #0b0f0e; }
.frame { border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); }

/* Fact strip */
.strip { padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg); }
.strip .wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 36px; font-size: 15px; font-weight: 600; color: var(--ink2); }
.strip span { display: inline-flex; align-items: center; gap: 8px; }
.strip span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--teal); }

/* Feature sections: one idea per screen. */
.feat { padding: clamp(80px, 11vw, 150px) 0; }
.feat.alt { background: var(--bg2); }
.feat .copy { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 18px; margin-bottom: clamp(36px, 5vw, 64px); }
.feat .copy .lead { text-align: center; }
.feat .media { display: flex; justify-content: center; }
.feat .media.laptop-wrap { position: relative; width: min(100%, 1040px); margin: 0 auto; display: block; }
.feat .media.laptop-wrap .phone { position: absolute; right: -1%; bottom: -24px; width: 23%; min-width: 140px; max-width: 270px; }
.feat .kpis { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px 56px; margin-top: clamp(40px, 5vw, 64px); }
.feat .kpi { text-align: center; }
.feat .kpi b { display: block; font-size: clamp(34px, 4vw, 52px); font-weight: 800; letter-spacing: -0.04em; line-height: 1; }
.feat .kpi span { display: block; margin-top: 6px; font-size: 15px; color: var(--ink2); font-weight: 600; }
.feat .two { display: grid; gap: 40px; align-items: center; justify-items: center; }
.feat .facts { list-style: none; padding: 0; display: grid; gap: 14px; max-width: 420px; }
.feat .facts li { display: flex; gap: 12px; font-size: 17px; color: var(--ink2); line-height: 1.4; }
.feat .facts li::before { content: ""; flex: none; width: 22px; height: 22px; border-radius: 50%; margin-top: 1px; background: var(--mint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a7363' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 12px no-repeat; }
.feat .facts li b { color: var(--ink); }
.feat .chart { width: min(100%, 980px); padding: 10px; }
.feat .chart img { border-radius: 14px; }

/* Chat cards (WhatsApp, Instagram): drawn, because these threads live in the patient's phone. */
.chat { width: min(100%, 440px); border-radius: 28px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; }
.chat .head { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.chat .av { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; color: #fff; background: var(--teal); flex: none; }
.chat.ig .av { background: linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7); }
.chat .head b { display: block; font-size: 15px; }
.chat .head small { display: block; font-size: 12.5px; color: var(--ink3); }
.chat .body { padding: 16px; display: flex; flex-direction: column; gap: 8px; background: #f7f8f8; }
.chat.wa .body { background: #efeae2; }
.chat .m { max-width: 84%; padding: 9px 12px; border-radius: 16px; font-size: 15px; line-height: 1.38; background: #fff; align-self: flex-start; border-bottom-left-radius: 4px; box-shadow: 0 1px 1px rgba(0, 0, 0, .06); }
.chat .m.in { align-self: flex-end; background: var(--wa-out); border-bottom-left-radius: 16px; border-bottom-right-radius: 4px; }
.chat.ig .m.in { background: #e8f0fe; }
.chat .m small { display: block; text-align: right; font-size: 11px; color: var(--ink3); margin-top: 3px; }
.chat .sys { align-self: center; font-size: 12.5px; color: var(--ink2); background: #fff; border: 1px solid var(--line); padding: 6px 12px; border-radius: 999px; display: inline-flex; align-items: center; gap: 8px; margin-top: 6px; font-weight: 600; }
.chat .sys::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--wa); }
.chat.ig .sys::before { background: var(--ig); }

/* Plans */
.plans-sec { padding: clamp(80px, 11vw, 150px) 0; }
.sec-head { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 18px; margin-bottom: clamp(36px, 5vw, 64px); }
.sec-head .lead { text-align: center; }
.plans { display: grid; gap: 16px; align-items: stretch; }
.plan { position: relative; padding: 30px 26px; border-radius: var(--r); border: 1px solid var(--line); background: #fff; display: flex; flex-direction: column; gap: 14px; }
.plan h3 { font-size: 28px; letter-spacing: -0.03em; }
.plan .who { color: var(--ink2); font-size: 15.5px; min-height: 46px; }
.plan ul { list-style: none; padding: 0; display: grid; gap: 10px; margin: 6px 0 18px; color: var(--ink2); font-size: 15.5px; }
.plan li { display: flex; gap: 10px; align-items: flex-start; }
.plan li::before { content: ""; flex: none; width: 18px; height: 18px; border-radius: 50%; margin-top: 3px; background: var(--mint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a7363' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 10px no-repeat; }
.plan .price { margin-top: auto; font-size: 14px; color: var(--ink3); font-weight: 600; }
.plan .btn { align-self: flex-start; }
.plan.best { background: var(--ink); color: #fff; border-color: var(--ink); }
.plan.best .who, .plan.best ul, .plan.best .price { color: rgba(255, 255, 255, .72); }
.plan.best li::before { background-color: rgba(255, 255, 255, .12); }
.plan .tag { position: absolute; top: -13px; left: 26px; background: var(--teal); color: #fff; font-size: 12.5px; font-weight: 800; padding: 5px 12px; border-radius: 999px; }

/* Trust */
.trust { padding: clamp(80px, 11vw, 150px) 0; background: var(--bg2); }
.trust-grid { display: grid; gap: 16px; }
.trust-grid .card { padding: 28px; border-radius: var(--r); background: #fff; border: 1px solid var(--line); display: flex; flex-direction: column; gap: 12px; }
.trust-grid .card p { color: var(--ink2); font-size: 16px; }
.ic { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; background: var(--mint); color: var(--teal); }
.ic svg { width: 22px; height: 22px; }

/* FAQ */
.faq { padding: clamp(80px, 11vw, 150px) 0; }
.faq .wrap { display: grid; gap: 40px; }
.faq .sec-head { text-align: left; align-items: flex-start; margin-bottom: 0; }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-of-type { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 20px 0; font-weight: 700; font-size: 18px; letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--teal); flex: none; width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; transition: transform .3s ease; font-weight: 400; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 22px; color: var(--ink2); max-width: 64ch; font-size: 16.5px; }
@media (min-width: 900px) { .faq .wrap { grid-template-columns: 4fr 7fr; } .faq .sec-head { position: sticky; top: 90px; } }

/* Closing call to action */
.cta { padding: clamp(90px, 12vw, 160px) 0; background: var(--ink); color: #fff; text-align: center; }
.cta .wrap { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.cta h2 { max-width: 16ch; }
.cta .lead { color: rgba(255, 255, 255, .72); text-align: center; }
.cta .ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cta .btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .3); }
.cta .btn-ghost:hover { border-color: #fff; }
.cta .btn-primary { background: #fff; color: var(--ink); }
.cta .btn-primary:hover { background: var(--mint); }
.cta .fine { font-size: 13px; color: rgba(255, 255, 255, .5); font-weight: 600; }

footer { padding: 32px 0 40px; background: var(--bg2); border-top: 1px solid var(--line); }
footer .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; }
footer nav { display: flex; flex-wrap: wrap; gap: 6px 20px; font-size: 14px; font-weight: 600; color: var(--ink2); }
footer nav a:hover { color: var(--ink); }
footer .fine { width: 100%; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; font-size: 13px; color: var(--ink3); margin-top: 8px; }

/* Layout at width */
@media (min-width: 700px) {
  .plans, .trust-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .feat .two { grid-template-columns: 1fr 1fr; gap: 56px; }
  .feat .two.rev > :first-child { order: 2; }
}
@media (min-width: 900px) {
  .nav { display: inline-flex; }
  .top-cta .btn-ghost { display: inline-flex; }
  .logo img { height: 30px; }
  .feat .two { gap: 80px; }
}
@media (max-width: 699px) {
  .hero { padding-top: 104px; }
  .hero .ctas .btn { flex: 1; }
  .stage { margin-top: 36px; padding-bottom: 0; }
  .stage .phone, .feat .media.laptop-wrap .phone { display: none; }
  .laptop .screen { padding: 6px 6px 0; border-radius: 12px 12px 0 0; }
  .laptop .screen img { border-radius: 5px 5px 0 0; }
  .laptop .base { height: 10px; }
  .phone { width: 240px; border-radius: 40px; padding: 9px; }
  .phone img { border-radius: 32px; }
  .phone::after { top: 18px; height: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .top { transition: none; }
}