:root {
  --paper: #fff5df;
  --paper-card: #fffaf0;
  --ink: #171816;
  --muted: #6f685e;
  --coral: #ff5a56;
  --coral-dark: #ee4744;
  --blue: #2c5cf4;
  --mint: #33c6a6;
  --mint-soft: #d9f4df;
  --yellow: #ffd43b;
  --line: rgba(23, 24, 22, .22);
  --radius: 28px;
  --shadow-blue: 10px 12px 0 var(--blue);
  --shadow-coral: 10px 12px 0 var(--coral);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper) url("assets/paper-texture.png") repeat;
  background-size: 620px 620px;
  font-family: "Avenir Next", "Nunito Sans", "SF Pro Display", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 14px; top: -60px; z-index: 99; padding: 12px 16px; background: #fff; border: 2px solid var(--ink); border-radius: 12px; font-weight: 800; }
.skip-link:focus { top: 14px; }

.site-header { min-height: 86px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; justify-self: start; }
.brand img { width: 42px; height: 42px; border: 2px solid var(--ink); border-radius: 12px; }
.brand span { display: flex; align-items: baseline; gap: 7px; }
.brand strong { font-size: 24px; letter-spacing: -.05em; }
.brand small { font-size: 13px; font-weight: 800; }
.desktop-nav { display: flex; align-items: center; gap: 34px; }
.desktop-nav a { text-decoration: none; font-size: 14px; font-weight: 800; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { text-decoration: underline; text-underline-offset: 5px; }
.header-actions { display: flex; align-items: center; gap: 12px; justify-self: end; }
.language-switch { display: flex; padding: 3px; background: rgba(255,255,255,.55); border: 2px solid var(--ink); border-radius: 13px; }
.lang { min-width: 35px; min-height: 34px; border: 0; border-radius: 8px; background: transparent; color: var(--ink); font: inherit; font-size: 12px; font-weight: 900; cursor: pointer; }
.lang.active { background: var(--ink); color: #fff; }
.header-download { display: inline-flex; min-height: 44px; align-items: center; padding: 0 18px; border-radius: 12px; background: var(--ink); color: #fff; text-decoration: none; font-size: 13px; font-weight: 900; }

.hero { min-height: 690px; position: relative; display: grid; grid-template-columns: 1fr .76fr; align-items: center; gap: 60px; padding: 76px 70px 84px; margin-bottom: 72px; isolation: isolate; }
.hero-sheet { position: absolute; inset: 12px 0; z-index: -1; background: url("assets/coral-torn-paper.png") center/100% 100% no-repeat; }
.hero-copy { max-width: 590px; padding-left: 20px; }
.kicker { display: inline-flex; margin: 0 0 20px; padding: 8px 12px; border: 2px solid var(--ink); border-radius: 999px; background: var(--mint-soft); font-size: 12px; font-weight: 900; letter-spacing: .04em; }
.kicker.dark { color: #fff; background: var(--ink); }
.kicker.light { color: var(--ink); background: #fff; }
.hero h1 { margin: 0; max-width: 620px; font-size: clamp(55px, 7vw, 92px); line-height: .98; letter-spacing: -.065em; }
.hero-description { max-width: 500px; margin: 30px 0 34px; font-size: 20px; line-height: 1.65; font-weight: 650; }
.store-button { display: inline-flex; min-height: 58px; align-items: center; justify-content: center; padding: 0 24px; border: 3px solid var(--ink); border-radius: 14px; background: var(--ink); color: #fff; box-shadow: 7px 8px 0 var(--blue); text-decoration: none; font-size: 17px; font-weight: 900; transition: transform .2s ease, box-shadow .2s ease; }
.store-button:hover, .store-button:focus-visible { transform: translate(-2px,-2px); box-shadow: 10px 11px 0 var(--blue); }
.platforms { margin: 22px 0 0; font-size: 12px; font-weight: 800; }
.hero-phone { margin: 0; align-self: end; justify-self: center; width: min(100%, 330px); transform: rotate(2deg) translateY(30px); }
.hero-phone img { width: 100%; border: 5px solid var(--ink); border-radius: 54px; box-shadow: 14px 16px 0 var(--blue); }

.story { position: relative; display: grid; grid-template-columns: .76fr 1fr; align-items: center; gap: 90px; padding: 92px 70px; margin-bottom: 28px; border: 2px solid rgba(23,24,22,.12); border-radius: 44px 24px 46px 20px; background: rgba(255,250,240,.74); }
.story.reverse { grid-template-columns: 1fr .76fr; }
.story.reverse .screen-frame { order: 2; }
.screen-frame { width: min(100%, 360px); margin: 0 auto; }
.screen-frame img { width: 100%; border: 4px solid var(--ink); border-radius: 50px; }
.blue-shadow img { box-shadow: var(--shadow-blue); }
.coral-shadow img { box-shadow: var(--shadow-coral); }
.story-copy { max-width: 520px; }
.tape-label { display: inline-block; margin: 0 0 22px; padding: 9px 16px; background: var(--yellow); border: 2px solid var(--ink); border-radius: 3px; transform: rotate(-1deg); font-size: 14px; font-weight: 950; }
.story h2, .themes h2, .insight-section h2, .privacy-panel h2, .plus-panel h2, .final-cta h2 { margin: 0; font-size: clamp(36px, 5vw, 58px); line-height: 1.08; letter-spacing: -.045em; }
.story-copy > p:not(.tape-label), .themes-heading > p:not(.tape-label), .privacy-panel p, .plus-panel p, .final-cta p { color: var(--muted); font-size: 17px; line-height: 1.78; }
.feature-list { counter-reset: features; display: grid; gap: 10px; margin: 28px 0 0; padding: 0; list-style: none; }
.feature-list li { counter-increment: features; display: grid; grid-template-columns: 32px 1fr; align-items: center; gap: 11px; min-height: 48px; padding: 8px 14px 8px 9px; background: rgba(255,255,255,.7); border: 1.5px solid var(--line); border-radius: 12px; font-size: 14px; font-weight: 750; }
.feature-list li:before { content: counter(features); display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: #fff; background: var(--mint); border: 2px solid var(--ink); font-weight: 950; }
.mint-list li { background: var(--mint-soft); }

.insight-section { padding: 110px 70px; }
.insight-section > div:first-child { max-width: 750px; }
.insight-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 44px; }
.insight-grid article { min-height: 230px; display: flex; flex-direction: column; padding: 24px; border: 3px solid var(--ink); border-radius: 20px; background: var(--paper-card); }
.insight-grid article:nth-child(1) { box-shadow: 7px 8px 0 var(--coral); }
.insight-grid article:nth-child(2) { box-shadow: 7px 8px 0 var(--blue); }
.insight-grid article:nth-child(3) { box-shadow: 7px 8px 0 var(--mint); }
.insight-grid span { font-size: 13px; font-weight: 950; color: var(--muted); }
.insight-grid strong { margin-top: auto; font-size: 22px; line-height: 1.2; }
.insight-grid p { margin: 12px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; }

.themes { padding: 84px 0 110px; }
.themes-heading { max-width: 790px; margin-bottom: 48px; }
.theme-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.theme-card { min-width: 0; overflow: hidden; display: flex; flex-direction: column; border: 3px solid var(--ink); border-radius: 24px; background: var(--paper-card); }
.theme-card > div { min-height: 164px; padding: 22px 22px 15px; }
.theme-card span { font-size: 12px; font-weight: 950; }
.theme-card h3 { margin: 30px 0 8px; font-size: 25px; letter-spacing: -.03em; }
.theme-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.55; }
.theme-card img { width: 82%; margin: 0 auto -44%; border: 3px solid var(--ink); border-radius: 38px; }
.theme-card.scrapbook { box-shadow: 8px 9px 0 var(--yellow); }
.theme-card.calendar { box-shadow: 8px 9px 0 var(--blue); }
.theme-card.coral { box-shadow: 8px 9px 0 var(--coral); }
.theme-card.calendar > div { background: rgba(44,92,244,.08); }
.theme-card.coral > div { background: rgba(255,90,86,.12); }

.privacy-panel { display: grid; grid-template-columns: 190px 1fr; gap: 55px; align-items: center; padding: 54px 64px; margin-bottom: 40px; background: var(--mint-soft); border: 3px solid var(--ink); border-radius: 26px; box-shadow: 9px 10px 0 var(--blue); }
.privacy-icon { width: 150px; border: 3px solid var(--ink); border-radius: 30px; }
.text-link { font-weight: 900; text-underline-offset: 5px; }
.plus-panel { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: center; padding: 58px 64px; margin-bottom: 40px; color: #fff; background: var(--blue); border: 3px solid var(--ink); border-radius: 26px; box-shadow: 9px 10px 0 var(--coral); }
.plus-panel p { color: rgba(255,255,255,.86); max-width: 690px; }
.light-button { color: var(--ink); background: #fff; box-shadow: 7px 8px 0 var(--yellow); white-space: nowrap; }
.final-cta { display: grid; grid-template-columns: 1fr auto; gap: 50px; align-items: center; padding: 42px 50px; margin-bottom: 74px; background: var(--coral); border: 3px solid var(--ink); border-radius: 20px; }
.final-cta h2 { font-size: clamp(32px,4vw,48px); }
.final-cta p { margin-bottom: 0; color: var(--ink); }

.site-footer { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: end; padding: 38px 0 50px; border-top: 2px solid var(--ink); }
.footer-brand strong { font-size: 22px; }
.footer-brand span { margin-left: 7px; font-size: 12px; font-weight: 850; }
.footer-brand p { color: var(--muted); font-size: 13px; }
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 22px; }
.site-footer nav a { font-size: 13px; font-weight: 850; text-decoration: none; }
.site-footer small { grid-column: 1/-1; color: var(--muted); font-size: 11px; }

.legal-shell { width: min(900px, calc(100% - 40px)); margin-inline: auto; }
.legal-hero { padding: 70px 0 44px; border-bottom: 3px solid var(--ink); }
.back-link { font-size: 13px; font-weight: 900; text-decoration: none; }
.legal-hero h1 { margin: 38px 0 16px; font-size: clamp(48px,8vw,82px); line-height: 1; letter-spacing: -.055em; }
.legal-hero .updated, .legal-lead { color: var(--muted); }
.legal-lead { max-width: 720px; font-size: 18px; line-height: 1.75; }
.legal-content { display: grid; gap: 18px; padding: 44px 0 90px; }
.legal-card { padding: 26px 30px; background: rgba(255,250,240,.78); border: 2px solid var(--ink); border-radius: 18px; }
.legal-card h2 { margin: 0 0 12px; font-size: 23px; }
.legal-card h3 { margin: 24px 0 8px; font-size: 17px; }
.legal-card p, .legal-card li { color: var(--muted); font-size: 15px; line-height: 1.8; }
.legal-card ul { margin: 10px 0 0; padding-left: 20px; }
.inline-legal-link { color: #2458d5; font-weight: 850; }
.contact-card { background: var(--yellow); }
.contact-card p { color: var(--ink); }
.legal-footer { padding: 30px 0 50px; border-top: 2px solid var(--ink); font-size: 12px; color: var(--muted); }

.partner-shell { width: min(1180px, calc(100% - 40px)); }
.partner-notice { margin-top: 36px; padding: 24px 28px; background: var(--yellow); border: 3px solid var(--ink); border-radius: 18px; box-shadow: 8px 8px 0 var(--ink); }
.partner-notice h2 { margin: 0 0 12px; font-size: 24px; }
.partner-notice ul { margin: 0; padding-left: 22px; }
.partner-notice li { margin: 7px 0; line-height: 1.7; font-weight: 700; }
.partner-table-wrap { margin: 44px 0 24px; overflow-x: auto; border: 3px solid var(--ink); border-radius: 20px; background: rgba(255,250,240,.88); box-shadow: 10px 10px 0 var(--coral); }
.partner-table { width: 100%; min-width: 1080px; border-collapse: collapse; }
.partner-table th, .partner-table td { padding: 18px 16px; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); text-align: left; vertical-align: top; font-size: 14px; line-height: 1.65; }
.partner-table th { background: var(--ink); color: #fffaf0; font-size: 13px; letter-spacing: .02em; }
.partner-table th:last-child, .partner-table td:last-child { border-right: 0; }
.partner-table tbody tr:last-child td { border-bottom: 0; }
.partner-table tbody tr:nth-child(even) { background: rgba(48,172,141,.08); }
.partner-table td:first-child { font-weight: 900; }
.partner-table a { color: #2458d5; font-weight: 850; overflow-wrap: anywhere; }
.partner-update-card { margin: 24px 0 90px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1fr .72fr; gap: 32px; padding-inline: 46px; }
  .story, .story.reverse { gap: 50px; padding-inline: 44px; }
  .insight-section { padding-inline: 20px; }
  .privacy-panel { grid-template-columns: 130px 1fr; gap: 35px; }
  .plus-panel, .final-cta { grid-template-columns: 1fr; }
  .plus-panel .store-button, .final-cta .store-button { justify-self: start; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 24px, 520px); }
  .site-header { min-height: 72px; gap: 10px; }
  .brand img { width: 36px; height: 36px; border-radius: 10px; }
  .brand strong { font-size: 20px; }
  .brand small { display: none; }
  .header-actions { gap: 7px; }
  .language-switch { border-width: 1.5px; }
  .lang { min-width: 28px; min-height: 32px; padding-inline: 6px; font-size: 11px; }
  .header-download { min-height: 42px; padding: 0 12px; }
  .hero { min-height: 0; grid-template-columns: 1fr; gap: 14px; padding: 54px 32px 62px; margin-top: 6px; margin-bottom: 34px; overflow: hidden; }
  .hero-sheet { inset: 0; background-size: 210% 100%; }
  .hero-copy { padding: 0; }
  .hero h1 { font-size: clamp(46px,15vw,67px); }
  .hero-description { margin: 22px 0 24px; font-size: 16px; line-height: 1.58; }
  .store-button { min-height: 54px; padding-inline: 19px; font-size: 15px; }
  .platforms { line-height: 1.5; }
  .hero-phone { width: min(92%,310px); margin: 30px auto -95px; transform: rotate(1.5deg); }
  .hero-phone img { border-radius: 46px; box-shadow: 10px 11px 0 var(--blue); }
  .story, .story.reverse { grid-template-columns: 1fr; gap: 48px; padding: 50px 24px; border-radius: 26px 14px 28px 16px; }
  .story.reverse .screen-frame { order: 0; }
  .screen-frame { width: min(88%,330px); }
  .story h2, .themes h2, .insight-section h2, .privacy-panel h2, .plus-panel h2 { font-size: 37px; }
  .story-copy > p:not(.tape-label), .themes-heading > p:not(.tape-label), .privacy-panel p, .plus-panel p { font-size: 15px; }
  .feature-list li { font-size: 13px; }
  .insight-section { padding: 78px 0; }
  .insight-grid { grid-template-columns: 1fr; }
  .insight-grid article { min-height: 170px; }
  .themes { padding: 66px 0 88px; }
  .themes-heading { margin-bottom: 34px; }
  .theme-grid { grid-template-columns: 1fr; gap: 26px; }
  .theme-card { display: grid; grid-template-columns: .9fr 1.1fr; min-height: 330px; }
  .theme-card > div { min-height: 0; padding: 22px 12px 22px 20px; }
  .theme-card h3 { margin-top: 24px; font-size: 22px; }
  .theme-card img { align-self: end; width: 94%; margin: 28px -10px -46% 0; border-radius: 34px; }
  .privacy-panel { grid-template-columns: 1fr; gap: 22px; padding: 36px 26px; }
  .privacy-icon { width: 96px; border-radius: 22px; }
  .plus-panel, .final-cta { gap: 26px; padding: 38px 26px; }
  .final-cta { margin-bottom: 54px; }
  .final-cta h2 { font-size: 34px; }
  .site-footer { grid-template-columns: 1fr; align-items: start; }
  .site-footer nav { justify-content: flex-start; }
  .legal-hero { padding-top: 44px; }
  .legal-card { padding: 22px 20px; }
  .partner-shell { width: min(100% - 28px, 1180px); }
  .partner-notice { margin-top: 26px; padding: 20px 18px; box-shadow: 6px 6px 0 var(--ink); }
  .partner-table-wrap { overflow: visible; border: 0; background: transparent; box-shadow: none; }
  .partner-table, .partner-table tbody, .partner-table tr, .partner-table td { display: block; width: 100%; min-width: 0; }
  .partner-table thead { display: none; }
  .partner-table tbody { display: grid; gap: 18px; }
  .partner-table tr { overflow: hidden; border: 3px solid var(--ink); border-radius: 18px; background: rgba(255,250,240,.9); box-shadow: 7px 7px 0 var(--coral); }
  .partner-table tbody tr:nth-child(even) { background: rgba(255,250,240,.9); box-shadow: 7px 7px 0 var(--mint); }
  .partner-table td { display: grid; grid-template-columns: minmax(92px, 34%) 1fr; gap: 12px; padding: 14px 16px; border-right: 0; border-bottom: 1.5px solid rgba(27,27,27,.32); font-size: 13px; }
  .partner-table td::before { content: attr(data-label); font-size: 12px; font-weight: 900; color: var(--ink); }
  .partner-table tbody tr:last-child td { border-bottom: 1.5px solid rgba(27,27,27,.32); }
  .partner-table tbody tr td:last-child { border-bottom: 0; }
  .partner-update-card { margin-bottom: 64px; }
}

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