/* Samurai Zen landing page. Tokens from the app (ios/SamuraiZen/SamuraiZen/Theme.swift):
   light "Zen Garden" washi for the page, dark "Kuro-Zumi" sumi for the panels. */
@font-face { font-family: "Garamond"; src: url(/fonts/EBGaramond-Regular.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Garamond"; src: url(/fonts/EBGaramond-Medium.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Garamond"; src: url(/fonts/EBGaramond-Italic.woff2) format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-Regular.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-Medium.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/fonts/Inter-SemiBold.woff2) format("woff2"); font-weight: 600; font-display: swap; }

:root {
  --paper: #FDF9F2; --surf: #F7F3EC; --surf2: #F1EDE6; --surf3: #ECE8E1;
  --ink: #1C1C18; --ink2: #444845; --ink3: #747875; --line: rgba(28, 28, 24, .1);
  --verm: #A7382E; --verm-lift: #E9695B;
  --night: #0C0E0E; --night2: #141717; --night-ink: #F4F2EB;
  --serif: "Garamond", "New York", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", -apple-system, system-ui, sans-serif;
  --kanji: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif CJK JP", serif;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--verm); }
img { display: block; max-width: 100%; }
h1, h2, p, figure { margin: 0; }
:focus-visible { outline: 2px solid var(--verm); outline-offset: 3px; border-radius: 8px; }
.dark :focus-visible { outline-color: var(--verm-lift); }

.wrap { max-width: 1120px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding-top: clamp(80px, 11vw, 140px); }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: 56px; align-items: center; }
.stack { display: flex; flex-direction: column; gap: 18px; max-width: 470px; }
.center { display: flex; justify-content: center; }

/* Type */
.eyebrow { font: 600 11px var(--sans); letter-spacing: .2em; color: var(--verm); text-transform: uppercase; }
.dark .eyebrow { color: var(--verm-lift); }
.h2 { font: 500 clamp(40px, 5.2vw, 62px)/1.02 var(--serif); letter-spacing: -.02em; text-wrap: balance; }
.lead { font: 400 18px/1.6 var(--sans); color: var(--ink2); text-wrap: pretty; }
.dark .lead { color: rgba(244, 242, 235, .66); }
.mono-note { font: 500 11px var(--sans); letter-spacing: .16em; color: var(--ink3); text-transform: uppercase; }
.dark .mono-note { color: rgba(244, 242, 235, .5); }

/* Nav */
nav { position: sticky; top: 0; z-index: 10; background: rgba(253, 249, 242, .84);
  backdrop-filter: saturate(1.3) blur(16px); -webkit-backdrop-filter: saturate(1.3) blur(16px);
  border-bottom: 1px solid var(--line); }
nav .wrap { padding-top: 14px; padding-bottom: 14px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font: 500 22px var(--serif); letter-spacing: -.01em; white-space: nowrap; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 22px; flex: none; }
.nav-links a:not(.pill) { font: 500 14px var(--sans); color: var(--ink2); }
.pill { font: 600 14px var(--sans); background: var(--ink); color: var(--night-ink); padding: 10px 16px; border-radius: 20px; }
.pill:hover { background: var(--verm); color: #fff; }
@media (max-width: 560px) { .nav-links > a:not(.pill) { display: none; } .nav-links { gap: 10px; } }
@media (max-width: 420px) { .brand { font-size: 19px; gap: 8px; } .brand img { width: 28px; height: 28px; } .pill { padding: 9px 13px; } .lang-menu summary { padding: 8px 4px; } .lang-menu summary svg:first-child { display: none; } }

/* Language dropdown */
.lang-menu { position: relative; }
.lang-menu summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 14px;
  font: 500 12px var(--sans); letter-spacing: .12em; color: var(--ink2); user-select: none; -webkit-user-select: none; }
.lang-menu summary::-webkit-details-marker { display: none; }
.lang-menu summary:hover, .lang-menu[open] summary { background: rgba(28, 28, 24, .06); color: var(--ink); }
.lang-menu summary svg { flex: none; }
.lang-menu summary svg:last-child { transition: transform .2s; }
.lang-menu[open] summary svg:last-child { transform: rotate(180deg); }
.lang-menu ul { position: absolute; right: 0; top: calc(100% + 8px); z-index: 20; list-style: none; margin: 0; padding: 6px; min-width: 160px;
  background: #fff; border-radius: 16px; box-shadow: 0 18px 40px rgba(28, 28, 24, .14), 0 2px 6px rgba(28, 28, 24, .06); }
.lang-menu li a { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; font: 500 15px var(--sans); color: var(--ink); }
.lang-menu li a:hover { background: var(--surf); color: var(--ink); }
.lang-menu li a[aria-current] { font-weight: 600; }
.lang-menu li a span { color: var(--verm); font-weight: 600; }

/* Apple's App Store badge, used as supplied: no recolouring, no hover effects.
   54 px tall (Apple's minimum is 40), with at least a quarter of its height clear around it. */
.store-badge { display: inline-block; line-height: 0; margin: 2px; }
.store-badge img { height: 54px; width: auto; }

/* Hero */
header.hero { padding-top: clamp(48px, 8vw, 96px); display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 48px; align-items: center; }
.hero-copy { display: flex; flex-direction: column; gap: 24px; align-items: flex-start; }
.chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 20px; background: var(--surf2); font: 600 11px var(--sans); letter-spacing: .16em; color: var(--ink2); }
.chip::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--verm); }
h1 { font: 500 clamp(54px, 8.2vw, 104px)/.96 var(--serif); letter-spacing: -.025em; text-wrap: balance; }
h1 em { display: block; font-weight: 400; font-style: italic; color: var(--verm); }
.hero-sub { max-width: 450px; font: 400 clamp(17px, 1.6vw, 20px)/1.55 var(--sans); color: var(--ink2); text-wrap: pretty; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.hero-cta p { font: 500 14px/1.45 var(--sans); color: var(--ink3); }
.hero-phone { position: relative; display: flex; justify-content: center; }
/* The hanko sun from the art, rising behind the phone. */
.sun { position: absolute; width: min(340px, 72vw); aspect-ratio: 1; border-radius: 50%; top: 8%; left: 50%; transform: translateX(-30%);
  background: radial-gradient(circle at 40% 40%, #c4473a 0%, var(--verm) 55%, #8f2c23 100%); opacity: .9; filter: blur(.4px); }

/* Phones: a sumi rim, the screen */
.phone { position: relative; flex: none; border-radius: 52px; padding: 9px; background: #121413;
  box-shadow: 0 0 0 1.5px #2b2f2f inset, 0 40px 80px rgba(28, 28, 24, .2), 0 10px 24px rgba(28, 28, 24, .1); }
.phone > div { border-radius: 43px; overflow: hidden; }
.phone img { width: 100%; height: auto; }
.dark .phone { box-shadow: 0 0 0 1.5px #3a3f3f inset, 0 30px 60px rgba(0, 0, 0, .5); }
.w300 { width: min(300px, 70vw); } .w280 { width: min(280px, 66vw); } .w260 { width: min(260px, 62vw); }
#hero-phone { will-change: transform; }

/* Library shelf: sumi-e covers, scrolls sideways inside its own box */
.shelf-wrap { padding-top: 48px; display: flex; flex-direction: column; gap: 16px; }
.shelf { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(150px, 180px); gap: 14px; overflow-x: auto; padding-bottom: 8px;
  scroll-snap-type: x mandatory; scrollbar-width: thin; }
.cover { scroll-snap-align: start; display: flex; flex-direction: column; gap: 10px; }
.cover img { width: 100%; height: auto; aspect-ratio: 2 / 3; object-fit: cover; border-radius: 20px; }
.cover figcaption { display: flex; flex-direction: column; gap: 3px; }
.cover b { font: 500 17px/1.2 var(--serif); }
.cover span { font: 500 11px var(--sans); letter-spacing: .12em; color: var(--ink3); text-transform: uppercase; }

/* Dark panels */
.panel { position: relative; background: var(--night); color: var(--night-ink); border-radius: 44px; padding: clamp(32px, 6vw, 72px); overflow: hidden; }
.panel.breath-panel { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 48px; align-items: center;
  background-image: radial-gradient(60% 55% at 80% 25%, #3a1611 0%, rgba(12, 14, 14, 0) 70%); }
.panel.journey { display: flex; flex-direction: column; gap: 48px; background-image: radial-gradient(60% 60% at 75% 20%, #1d2322 0%, rgba(12, 14, 14, 0) 70%); }

/* Breath demo */
.breath { margin-top: 10px; background: var(--night2); border: 1px solid rgba(255, 255, 255, .08); border-radius: 28px; padding: 18px;
  display: flex; flex-direction: column; gap: 18px; width: 100%; max-width: 440px; }
.pats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.pat { cursor: pointer; border: 1px solid rgba(255, 255, 255, .1); background: transparent; color: var(--night-ink); border-radius: 16px; padding: 10px 6px;
  display: flex; flex-direction: column; align-items: center; gap: 3px; font: inherit; }
.pat b { font: 600 13px var(--sans); }
.pat span { font: 500 11px var(--sans); letter-spacing: .1em; color: rgba(244, 242, 235, .5); }
.pat[aria-pressed="true"] { background: rgba(233, 105, 91, .14); border-color: rgba(233, 105, 91, .55); }
.pat[aria-pressed="true"] span { color: var(--verm-lift); }
.orb-wrap { height: 220px; display: flex; align-items: center; justify-content: center; }
.orb { width: 150px; height: 150px; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  background: radial-gradient(circle at 50% 35%, rgba(255, 255, 255, .12), rgba(255, 255, 255, .03) 70%);
  border: 1px solid rgba(255, 255, 255, .18); box-shadow: 0 0 40px rgba(233, 105, 91, .12), inset 0 1px 0 rgba(255, 255, 255, .15);
  transform: scale(.82); transition: transform 4s cubic-bezier(.45, 0, .55, 1); }
.orb .kanji { font: 400 22px var(--kanji); color: rgba(244, 242, 235, .55); }
.orb strong { font: 400 30px/1.1 var(--serif); }
.orb small { font: 500 10px var(--sans); letter-spacing: .16em; color: var(--verm-lift); }
.breath-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.pill-btn { cursor: pointer; border: 0; font: 600 14px var(--sans); background: var(--night-ink); color: var(--night); padding: 11px 20px; border-radius: 20px; min-width: 96px; }
.pill-btn:hover { background: #fff; }
.demo-note { font-size: 10px; text-align: center; }
html:not(.js) .pats, html:not(.js) .breath-foot { display: none; }

/* Ambient mixer */
.mixer { margin-top: 10px; display: flex; flex-direction: column; gap: 4px; background: var(--surf); border-radius: 24px; padding: 14px 20px; max-width: 440px; }
.chan { display: grid; grid-template-columns: 1fr 1.3fr 40px; align-items: center; gap: 14px; padding: 8px 0; font: 500 14px var(--sans); }
.chan + .chan { border-top: 1px solid var(--line); }
.chan output { font: 500 12px var(--sans); color: var(--verm); text-align: right; font-variant-numeric: tabular-nums; }
.chan input { width: 100%; accent-color: var(--verm); }

/* Gates ladder */
.ladder { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 120px), 1fr)); border-top: 1px solid rgba(255, 255, 255, .12); }
.step { display: flex; flex-direction: column; gap: 10px; padding: 24px 16px 0 0; }
.step i { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--verm-lift); }
.step:first-child i { background: var(--verm-lift); }
.step b { font: 400 44px/1 var(--serif); }
.step span { font: 500 16px var(--serif); color: var(--night-ink); }
.step small { font: 500 10px var(--sans); letter-spacing: .14em; color: rgba(244, 242, 235, .45); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: 16px; }
.card { background: var(--surf); border-radius: 28px; padding: 28px; display: flex; flex-direction: column; gap: 10px; }
.card h3 { margin: 0; font: 500 24px var(--serif); letter-spacing: -.01em; }
.card p { font: 400 15px/1.55 var(--sans); color: var(--ink2); }

/* Pricing */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 16px; align-items: stretch; }
.plan { background: var(--surf); border-radius: 32px; padding: 32px; display: flex; flex-direction: column; gap: 22px; }
.plan.pro { background: var(--night); color: var(--night-ink); background-image: radial-gradient(70% 60% at 90% 0%, #3a1611 0%, rgba(12, 14, 14, 0) 70%); }
.plan-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.plan-head h3 { margin: 0; font: 500 28px var(--serif); display: flex; align-items: center; gap: 10px; }
.price { font: 500 42px/1 var(--serif); }
.plan.pro .price { color: var(--verm-lift); }
.per { font: 500 11px var(--sans); letter-spacing: .12em; color: rgba(244, 242, 235, .55); margin-left: 6px; }
.trial { padding: 5px 9px; border-radius: 10px; border: 1px solid var(--verm-lift); color: var(--verm-lift); font: 600 10px var(--sans); letter-spacing: .12em; }
.plan ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.plan li { padding: 14px 0; border-bottom: 1px solid var(--line); font: 500 15px var(--sans); }
.plan li:last-child { border-bottom: 0; }
.plan.pro ul, .plan.pro li { border-color: rgba(255, 255, 255, .12); }
.plan .mono-note { color: rgba(244, 242, 235, .5); letter-spacing: .1em; line-height: 1.6; }

/* Download */
.cta { position: relative; background: var(--night); color: var(--night-ink); border-radius: 44px; padding: clamp(44px, 7vw, 88px) clamp(24px, 6vw, 72px);
  display: flex; flex-direction: column; align-items: center; gap: 28px; text-align: center; overflow: hidden;
  background-image: url(/img/landscape.webp); background-size: cover; background-position: center 60%; }
.cta::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12, 14, 14, .72), rgba(12, 14, 14, .9)); }
.cta > * { position: relative; }
#cta-icon { width: 96px; height: 96px; border-radius: 22px; box-shadow: 0 20px 40px rgba(0, 0, 0, .45); }
.cta h2 { font: 500 clamp(44px, 7vw, 88px)/1 var(--serif); letter-spacing: -.02em; text-wrap: balance; }
.cta .mono-note { color: rgba(244, 242, 235, .7); }

/* Footer */
footer { border-top: 1px solid var(--line); margin-top: clamp(64px, 8vw, 100px); }
footer .wrap { padding-top: 32px; padding-bottom: 48px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: flex-start; }
footer .brand { font-size: 19px; } footer .brand img { width: 24px; height: 24px; border-radius: 6px; }
footer p { margin-top: 8px; font: 400 13px var(--sans); color: var(--ink3); }
.foot-links { display: flex; flex-wrap: wrap; gap: 12px 24px; }
.foot-links a { font: 500 14px var(--sans); color: var(--ink2); }

/* Reveal on scroll (set up by app.js; nothing is hidden without it) */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js [data-reveal="phone"] { transform: translateY(60px) scale(.96); transition: opacity 1s var(--ease), transform 1.3s var(--ease); }
.js .ladder .step { opacity: .2; transform: translateY(14px); transition: opacity .7s ease, transform .7s var(--ease); }
.js [data-reveal].in, .js .ladder .step.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal], .js .ladder .step { opacity: 1; transform: none; transition: none; }
  .orb { transition: none; }
}

/* Document pages (privacy, support) */
.doc { max-width: 720px; margin: 0 auto; padding: clamp(40px, 7vw, 80px) 24px 40px; }
.doc h1, .doc .doc-title { font: 500 clamp(42px, 6vw, 64px)/1.02 var(--serif); letter-spacing: -.02em; margin: 0 0 12px; }
.doc .updated { font: 500 11px var(--sans); letter-spacing: .14em; color: var(--ink3); text-transform: uppercase; margin-bottom: 36px; line-height: 1.7; }
.doc h2 { font: 500 26px var(--serif); margin: 36px 0 10px; }
.doc p, .doc li { font: 400 16px/1.65 var(--sans); color: var(--ink2); }
.doc p + p { margin-top: 10px; }
.doc ul { padding-left: 20px; margin: 8px 0; }
.doc a { color: var(--verm); }
.doc table { width: 100%; border-collapse: collapse; margin: 12px 0; font: 400 14px/1.45 var(--sans); }
.doc th, .doc td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; overflow-wrap: break-word; }
.doc td:first-child { min-width: 92px; font-weight: 500; color: var(--ink); }
.doc th { font: 600 11px var(--sans); letter-spacing: .12em; text-transform: uppercase; color: var(--ink3); }

/* FAQ */
.faq { display: flex; flex-direction: column; border-top: 1px solid var(--line); max-width: 820px; }
.faq details { border-bottom: 1px solid var(--line); padding: 22px 0; }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; font: 500 23px/1.3 var(--serif); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 28px/1 var(--serif); color: var(--verm); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin-top: 12px; font: 400 16px/1.65 var(--sans); color: var(--ink2); max-width: 680px; }
.faq a, .lead a { color: var(--verm); text-decoration: underline; text-underline-offset: 3px; }

/* Article (guide) */
.article { max-width: 720px; margin: 0 auto; padding: clamp(40px, 7vw, 80px) 24px 0; }
.article h1 { font-size: clamp(42px, 6vw, 68px); line-height: 1.02; margin: 14px 0 18px; }
.article .dek { font: 400 20px/1.55 var(--sans); color: var(--ink2); }
.article h2 { font: 500 32px/1.15 var(--serif); margin: 44px 0 12px; }
.article p, .article li { font: 400 17px/1.75 var(--sans); color: var(--ink2); }
.article strong { color: var(--ink); font-weight: 600; }
.article p + p { margin-top: 14px; }
.article ol, .article ul { padding-left: 22px; margin: 12px 0; }
.article li + li { margin-top: 8px; }
.article a { color: var(--verm); }
.article .callout { margin-top: 44px; background: var(--night); color: var(--night-ink); border-radius: 32px; padding: 32px; display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.article .callout p { color: rgba(244, 242, 235, .7); }
.article .callout h2 { margin: 0; color: var(--night-ink); }
.crumbs { font: 500 11px var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--ink3); }
.crumbs a { color: inherit; }