:root {
  --paper: #f5f1e8;
  --paper-deep: #ece5d8;
  --paper-white: #fffdf8;
  --ink: #162d42;
  --ink-soft: #40586d;
  --quiet: #71808e;
  --rule: rgba(22, 45, 66, .13);
  --blue: #3e5fdb;
  --blue-deep: #2846b4;
  --blue-wash: #e7edff;
  --mint: #d8eee7;
  --amber: #efc36b;
  --serif: "Noto Serif SC", "Source Han Serif SC", STSong, SimSun, serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --content: min(1180px, calc(100% - 56px));
  color: var(--ink);
  font-family: var(--sans);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); }
body { margin: 0; min-width: 320px; background: var(--paper); }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

.site-shell { overflow: clip; }
.wrap { width: var(--content); margin: 0 auto; }
.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; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid transparent;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(18px);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled { border-color: var(--rule); box-shadow: 0 8px 24px rgba(31, 48, 61, .04); }
.header-inner { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; letter-spacing: -.04em; }
.brand img { width: 34px; height: 34px; border-radius: 10px; box-shadow: 0 7px 15px rgba(39, 64, 152, .18); }
.brand-word { display: grid; gap: 1px; line-height: 1; }
.brand-word b { font-size: 17px; }
.brand-word span { color: var(--quiet); font-size: 9px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 6px; }
.site-nav a { padding: 9px 12px; color: var(--ink-soft); border-radius: 9px; font-size: 13px; font-weight: 700; text-decoration: none; transition: color .18s, background .18s; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--blue-deep); background: rgba(62, 95, 219, .09); }
.header-action { padding: 10px 15px !important; color: white !important; background: var(--blue); box-shadow: 0 7px 16px rgba(43, 69, 166, .19); }
.header-action:hover { background: var(--blue-deep) !important; }
.nav-toggle { display: inline-grid; width: 42px; height: 40px; place-items: center; color: white; border: 1px solid var(--blue); border-radius: 10px; background: var(--blue); box-shadow: 0 6px 14px rgba(42, 68, 169, .2); font-size: 21px; }
@media (min-width: 921px) { .nav-toggle { display: none; } }

.eyebrow { display: flex; align-items: center; gap: 9px; color: var(--blue-deep); font-size: 11px; font-weight: 800; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow::before { width: 22px; height: 1px; background: currentColor; content: ""; }
.display { margin: 0; font-family: var(--serif); font-weight: 700; letter-spacing: -.075em; }
.section { padding: 126px 0; }
.section--compact { padding: 72px 0; }
.section-title { max-width: 710px; margin: 18px 0 0; font-family: var(--serif); font-size: clamp(34px, 4.1vw, 58px); font-weight: 700; line-height: 1.14; letter-spacing: -.065em; }
.section-copy { max-width: 590px; margin: 20px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.9; }
.rule { height: 1px; background: var(--rule); }

.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; min-height: 51px; align-items: center; justify-content: center; gap: 8px; padding: 0 20px; border: 1px solid transparent; border-radius: 13px; font-size: 14px; font-weight: 800; text-decoration: none; transition: transform .18s, box-shadow .18s, background .18s, color .18s; }
.button:hover { transform: translateY(-2px); }
.button--primary { color: white; background: var(--blue); box-shadow: 0 12px 24px rgba(42, 68, 169, .23); }
.button--primary:hover { background: var(--blue-deep); box-shadow: 0 16px 27px rgba(42, 68, 169, .28); }
.button--secondary { color: var(--ink); border-color: rgba(22, 45, 66, .18); background: rgba(255, 253, 248, .68); }
.button--secondary:hover { border-color: var(--blue); color: var(--blue-deep); }
.button[aria-disabled="true"] { pointer-events: none; opacity: .48; }
.button-icon { display: inline-grid; width: 21px; height: 21px; place-items: center; border: 1px solid currentColor; border-radius: 50%; font-size: 13px; line-height: 1; }

.home-hero { position: relative; min-height: 690px; padding: 92px 0 92px; background: linear-gradient(107deg, var(--paper) 0%, var(--paper) 48%, #e6ecff 100%); }
.home-hero::before { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(38, 68, 105, .045) 1px, transparent 1px), linear-gradient(90deg, rgba(38, 68, 105, .045) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(90deg, black, transparent 74%); content: ""; }
.home-hero::after { position: absolute; z-index: 0; top: -190px; right: -190px; width: 570px; height: 570px; border: 1px solid rgba(62, 95, 219, .13); border-radius: 50%; box-shadow: 0 0 0 55px rgba(62, 95, 219, .045), 0 0 0 125px rgba(62, 95, 219, .035); content: ""; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .94fr) minmax(430px, 1.06fr); gap: 58px; align-items: center; }
.hero-title { max-width: 620px; margin-top: 20px; font-size: clamp(52px, 6.7vw, 88px); line-height: 1.04; }
.hero-title em { color: var(--blue); font-style: normal; }
.hero-copy { max-width: 570px; margin: 24px 0 0; color: var(--ink-soft); font-size: 17px; line-height: 1.85; }
.hero-footnote { display: flex; align-items: center; gap: 8px; margin-top: 20px; color: var(--quiet); font-size: 12px; }
.hero-footnote i { width: 7px; height: 7px; border-radius: 50%; background: #3ca678; box-shadow: 0 0 0 4px rgba(60, 166, 120, .14); }

.app-scene { position: relative; min-height: 474px; padding: 16px; border: 1px solid rgba(35, 63, 100, .17); border-radius: 25px; background: rgba(255, 253, 248, .78); box-shadow: 0 30px 60px rgba(30, 53, 86, .17), 0 3px 0 rgba(255,255,255,.8) inset; transform: perspective(1600px) rotateY(-5deg) rotateX(2deg); transform-origin: 50% 50%; }
.app-scene::after { position: absolute; top: -21px; right: 43px; width: 128px; height: 42px; border: 1px solid rgba(62, 95, 219, .2); border-radius: 0 0 16px 16px; background: var(--blue-wash); content: ""; }
.app-topline { display: flex; height: 35px; align-items: center; gap: 7px; padding: 0 4px; }
.app-dot { width: 7px; height: 7px; border-radius: 50%; background: #c7c3bd; }
.app-dot:first-child { background: #dd9085; }.app-dot:nth-child(2) { background: #ddbe78; }.app-dot:nth-child(3) { background: #86c4a4; }
.app-url { width: 46%; height: 18px; margin-left: 12px; border-radius: 8px; background: #edf0f3; }
.app-window { display: grid; min-height: 397px; grid-template-columns: 102px 1fr; overflow: hidden; border: 1px solid #d9e1eb; border-radius: 12px; background: #f8fbfe; }
.app-sidebar { display: flex; flex-direction: column; gap: 13px; padding: 17px 12px; border-right: 1px solid #e0e7ef; background: white; }
.app-side-brand { display: flex; align-items: center; gap: 6px; margin-bottom: 7px; color: #4263eb; font-size: 9px; font-weight: 900; }
.app-mini-mark { display: inline-grid; width: 19px; height: 19px; place-items: center; border-radius: 6px; background: #4263eb; color: white; font-size: 10px; }
.app-nav-item { height: 17px; border-radius: 6px; background: linear-gradient(90deg, #9dabbb 0 12px, transparent 12px); opacity: .72; }
.app-nav-item.is-active { height: 28px; margin: -5px -3px; border-radius: 8px; background: linear-gradient(90deg, #4263eb 0 13px, #eaf0ff 13px); }
.app-content { padding: 21px 22px; }
.app-content-head { display: flex; justify-content: space-between; align-items: flex-start; }
.app-content-title { width: 126px; height: 18px; border-radius: 7px; background: #203b57; }
.app-content-subtitle { width: 81px; height: 10px; margin-top: 8px; border-radius: 5px; background: #ccd6e0; }
.app-period { width: 68px; height: 25px; border: 1px solid #bdcbff; border-radius: 7px; background: #eff3ff; }
.plan-board { display: grid; grid-template-columns: 1.08fr .92fr; gap: 14px; margin-top: 20px; }
.course-card { min-height: 154px; padding: 15px; border-radius: 11px; background: white; box-shadow: 0 9px 17px rgba(36, 60, 89, .07); }
.course-label { display: flex; justify-content: space-between; color: #4263eb; font-size: 9px; font-weight: 900; }
.course-title { width: 68%; height: 14px; margin-top: 16px; border-radius: 4px; background: #213d59; }
.course-line { height: 7px; margin-top: 11px; border-radius: 4px; background: #e1e7ee; }
.course-line.short { width: 61%; }
.course-chip { width: 56px; height: 16px; margin-top: 17px; border-radius: 8px; background: #ddf1e8; }
.cal-card { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; padding: 12px; border-radius: 11px; background: #eaf0ff; }
.cal-card span { height: 19px; border-radius: 4px; background: rgba(70, 100, 221, .13); }
.cal-card span:nth-child(3n+2) { background: #6381ec; }.cal-card span:nth-child(11) { background: #edc677; }
.app-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin-top: 14px; }
.app-list div { height: 57px; border-radius: 10px; background: white; box-shadow: 0 7px 13px rgba(36, 60, 89, .05); }
.app-list div::before { display: block; width: 28px; height: 7px; margin: 12px 10px 7px; border-radius: 4px; background: #b7c4d4; content: ""; }
.app-list div::after { display: block; width: 45px; height: 6px; margin-left: 10px; border-radius: 4px; background: #e6ebf1; content: ""; }
.floating-note { position: absolute; z-index: 3; right: -29px; bottom: 35px; display: flex; width: 175px; gap: 10px; align-items: flex-start; padding: 14px; border: 1px solid rgba(34, 52, 84, .1); border-radius: 13px; background: rgba(255,253,248,.94); box-shadow: 0 18px 34px rgba(29, 47, 80, .16); }
.floating-note b { display: grid; width: 22px; height: 22px; flex: 0 0 22px; place-items: center; border-radius: 7px; background: var(--mint); color: #1b7554; font-size: 14px; }
.floating-note span { color: var(--ink-soft); font-size: 10px; font-weight: 700; line-height: 1.55; }

.trust-strip { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); background: #f1ecdf; }
.trust-strip .wrap { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); }
.trust-title, .trust-item { min-height: 110px; padding: 24px 26px; border-right: 1px solid var(--rule); }
.trust-title { display: flex; align-items: center; color: var(--ink-soft); font-family: var(--serif); font-size: 17px; line-height: 1.45; }
.trust-item:last-child { border-right: 0; }.trust-item b { display: block; color: var(--blue-deep); font-family: var(--serif); font-size: 25px; letter-spacing: -.06em; }.trust-item span { display: block; margin-top: 6px; color: var(--quiet); font-size: 12px; line-height: 1.5; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 56px; }
.feature-card { min-height: 315px; padding: 27px; border: 1px solid var(--rule); border-radius: 17px; background: rgba(255, 253, 248, .62); transition: transform .22s ease, box-shadow .22s ease; }
.feature-card:hover { transform: translateY(-7px); box-shadow: 0 18px 30px rgba(31, 48, 61, .09); }
.feature-number { color: var(--blue); font-family: var(--serif); font-size: 16px; font-weight: 800; }
.feature-card h3 { margin: 54px 0 11px; font-family: var(--serif); font-size: 27px; letter-spacing: -.06em; }.feature-card p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.8; }
.feature-orbit { position: relative; width: 105px; height: 80px; margin-top: 29px; }.feature-orbit i { position: absolute; display: block; border-radius: 50%; }.feature-orbit i:first-child { width: 65px; height: 65px; border: 1px solid #94a9f0; }.feature-orbit i:nth-child(2) { top: 22px; left: 37px; width: 43px; height: 43px; background: var(--blue); box-shadow: 0 0 0 11px var(--blue-wash); }.feature-orbit i:nth-child(3) { top: 2px; right: 0; width: 13px; height: 13px; background: var(--amber); }
.feature-lines { display: grid; gap: 9px; width: 140px; margin-top: 32px; }.feature-lines i { display: block; height: 8px; border-radius: 5px; background: #b5c2d0; }.feature-lines i:nth-child(2) { width: 82%; background: #5e7bec; }.feature-lines i:nth-child(3) { width: 61%; }
.feature-book { position: relative; width: 120px; height: 82px; margin-top: 23px; border-radius: 8px 15px 15px 8px; background: linear-gradient(90deg, #eff3ff 0 50%, white 50%); box-shadow: 0 12px 19px rgba(39, 64, 103, .11); }.feature-book::before { position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; background: #a3b7f4; content: ""; }.feature-book::after { position: absolute; top: 15px; left: 12px; width: 32px; height: 7px; border-radius: 4px; background: #526fe0; box-shadow: 0 16px 0 #cbd6ef, 0 32px 0 #cbd6ef; content: ""; }

.workflow { background: var(--ink); color: #f8f5ee; }.workflow .eyebrow { color: #aabdfa; }.workflow .section-copy { color: #b7c3ce; }.workflow-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 72px; align-items: start; }.workflow .section-title { color: #f8f5ee; }.workflow-steps { border-top: 1px solid rgba(255,255,255,.18); }.workflow-step { display: grid; grid-template-columns: 52px 1fr auto; gap: 22px; align-items: center; min-height: 118px; border-bottom: 1px solid rgba(255,255,255,.18); }.workflow-step b { color: #91aaff; font-family: var(--serif); font-size: 23px; }.workflow-step h3 { margin: 0; font-family: var(--serif); font-size: 23px; font-weight: 600; letter-spacing: -.05em; }.workflow-step p { margin: 8px 0 0; color: #b7c3ce; font-size: 13px; line-height: 1.7; }.workflow-symbol { display: grid; width: 36px; height: 36px; place-items: center; border: 1px solid rgba(255,255,255,.26); border-radius: 50%; color: #b7c6ff; font-size: 17px; }

.safety-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 70px; align-items: center; }.data-ledger { position: relative; min-height: 430px; padding: 25px; border: 1px solid #cbd6df; border-radius: 18px; background: #fbfaf6; box-shadow: 15px 16px 0 #dbe5df; }.data-ledger::before { position: absolute; inset: 16px; border: 1px dashed #cbd7df; border-radius: 10px; content: ""; pointer-events: none; }.ledger-head, .ledger-row { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr .8fr .62fr; gap: 12px; align-items: center; }.ledger-head { padding: 9px 11px 16px; color: #768493; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }.ledger-row { min-height: 62px; margin-top: 8px; padding: 10px 11px; border-radius: 10px; background: white; box-shadow: 0 5px 10px rgba(35,52,71,.055); }.ledger-name { display: flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 800; }.ledger-file { display: grid; width: 26px; height: 26px; place-items: center; border-radius: 8px; background: #e8eeff; color: #4968df; font-size: 13px; }.ledger-row span { color: #778696; font-size: 11px; }.ledger-status { justify-self: end; padding: 4px 7px; border-radius: 6px; background: #e1f1e8; color: #267252 !important; font-size: 10px !important; font-weight: 800; }.ledger-foot { position: relative; z-index: 1; display: flex; gap: 9px; align-items: center; margin: 19px 9px 0; color: #62727f; font-size: 11px; line-height: 1.55; }.ledger-foot i { width: 9px; height: 9px; flex: 0 0 9px; border-radius: 50%; background: #47a87c; }
.safety-points { display: grid; gap: 0; margin-top: 28px; border-top: 1px solid var(--rule); }.safety-point { display: grid; grid-template-columns: 39px 1fr; gap: 15px; padding: 17px 0; border-bottom: 1px solid var(--rule); }.safety-point b { display: grid; width: 29px; height: 29px; place-items: center; border-radius: 9px; background: var(--blue-wash); color: var(--blue-deep); font-size: 13px; }.safety-point h3 { margin: 0; font-size: 14px; }.safety-point p { margin: 5px 0 0; color: var(--ink-soft); font-size: 12.5px; line-height: 1.7; }

.closing { padding: 116px 0; background: #d9e2ff; }.closing-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: end; }.closing .section-title { max-width: 690px; font-size: clamp(38px, 5vw, 68px); }.closing-card { padding: 25px; border: 1px solid rgba(46, 72, 166, .2); border-radius: 16px; background: rgba(255,255,255,.64); }.closing-card p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.8; }.closing-card .button { width: 100%; margin-top: 18px; }

.page-hero { position: relative; padding: 90px 0 76px; background: linear-gradient(135deg, #edf1ff, var(--paper) 66%); }.page-hero::after { position: absolute; right: 8%; bottom: -1px; width: 34%; max-width: 400px; height: 38px; border-top: 1px solid rgba(65, 93, 191, .22); border-left: 1px solid rgba(65, 93, 191, .22); border-radius: 60% 0 0; content: ""; }.page-hero .display { max-width: 800px; margin-top: 19px; font-size: clamp(45px, 6vw, 73px); line-height: 1.08; }.page-hero p { max-width: 610px; margin: 22px 0 0; color: var(--ink-soft); font-size: 16px; line-height: 1.85; }
.download-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 48px; align-items: start; }.release-card { padding: 31px; border: 1px solid #c4d0e0; border-radius: 18px; background: #fffdf8; box-shadow: 16px 16px 0 #dbe4f7; }.release-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }.release-card__caption { color: var(--blue-deep); font-size: 11px; font-weight: 800; letter-spacing: .12em; }.release-card__version { margin-top: 8px; font-family: var(--serif); font-size: 44px; font-weight: 700; letter-spacing: -.08em; }.release-state { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; border: 1px solid #bdd1c8; border-radius: 100px; background: #eff8f1; color: #277051; font-size: 11px; font-weight: 800; white-space: nowrap; }.release-state i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }.release-card__title { min-height: 25px; margin: 19px 0 0; font-size: 15px; font-weight: 800; }.release-card__notes { display: grid; gap: 9px; min-height: 82px; margin: 16px 0 0; padding: 16px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }.release-card__notes div { display: flex; gap: 8px; color: var(--ink-soft); font-size: 12px; line-height: 1.55; }.release-card__notes div::before { color: var(--blue); content: "•"; }.release-card__meta { display: grid; grid-template-columns: 1fr 1.3fr; gap: 11px; margin-top: 17px; }.release-card__meta div { padding: 10px 11px; border-radius: 9px; background: #f2f5f7; }.release-card__meta span { display: block; color: var(--quiet); font-size: 10px; }.release-card__meta b { display: block; overflow: hidden; margin-top: 5px; color: var(--ink-soft); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }.release-card .button { width: 100%; margin-top: 19px; }
.download-aside { padding-top: 13px; }.download-aside h2 { margin: 17px 0 0; font-family: var(--serif); font-size: 36px; letter-spacing: -.07em; }.install-steps { margin-top: 24px; border-top: 1px solid var(--rule); }.install-step { display: grid; grid-template-columns: 34px 1fr; gap: 13px; padding: 17px 0; border-bottom: 1px solid var(--rule); }.install-step b { color: var(--blue); font-family: var(--serif); font-size: 20px; }.install-step h3 { margin: 0; font-size: 14px; }.install-step p { margin: 5px 0 0; color: var(--ink-soft); font-size: 12.5px; line-height: 1.7; }
.notice-bar { display: flex; gap: 13px; align-items: flex-start; margin-top: 48px; padding: 18px 20px; border: 1px solid #dbc486; border-radius: 12px; background: #fff7de; }.notice-bar b { display: grid; width: 24px; height: 24px; flex: 0 0 24px; place-items: center; border-radius: 50%; background: #f1cf75; color: #73551b; font-size: 14px; }.notice-bar p { margin: 1px 0 0; color: #645635; font-size: 12.5px; line-height: 1.75; }

.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 50px; }.principle-card { padding: 25px; border-top: 3px solid var(--blue); border-radius: 0 0 14px 14px; background: rgba(255,253,248,.74); box-shadow: 0 10px 20px rgba(35, 53, 76, .04); }.principle-card b { color: var(--blue-deep); font-family: var(--serif); font-size: 21px; }.principle-card h3 { margin: 35px 0 9px; font-family: var(--serif); font-size: 24px; letter-spacing: -.06em; }.principle-card p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.8; }
.account-diagram { display: grid; grid-template-columns: 1fr 80px 1fr; gap: 0; align-items: center; margin-top: 50px; padding: 36px; border: 1px solid #c7d3df; border-radius: 18px; background: #f9fbfa; }.account-node { min-height: 177px; padding: 23px; border: 1px solid #d4dde4; border-radius: 13px; background: white; }.account-node__icon { display: grid; width: 37px; height: 37px; place-items: center; border-radius: 12px; background: var(--blue-wash); color: var(--blue-deep); font-size: 18px; }.account-node h3 { margin: 26px 0 5px; font-size: 15px; }.account-node p { margin: 0; color: var(--ink-soft); font-size: 12px; line-height: 1.65; }.account-link { position: relative; height: 1px; background: #9cb0df; }.account-link::before, .account-link::after { position: absolute; top: 50%; transform: translateY(-50%); content: ""; }.account-link::before { left: 21px; width: 38px; border-top: 1px dashed #7691de; }.account-link::after { right: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 7px solid #7691de; }
.recovery-note { margin-top: 22px; padding: 19px 22px; border-left: 3px solid #4b6be0; background: var(--blue-wash); color: #385070; font-size: 13px; line-height: 1.85; }.recovery-note strong { color: var(--blue-deep); }

.support-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 68px; }.support-card { padding: 24px; border: 1px solid var(--rule); border-radius: 15px; background: #fffdf8; }.support-card + .support-card { margin-top: 13px; }.support-card b { color: var(--blue-deep); font-size: 13px; }.support-card h3 { margin: 12px 0 8px; font-family: var(--serif); font-size: 24px; letter-spacing: -.06em; }.support-card p { margin: 0; color: var(--ink-soft); font-size: 13px; line-height: 1.75; }.faq-list { border-top: 1px solid var(--rule); }.faq-list details { border-bottom: 1px solid var(--rule); }.faq-list summary { position: relative; padding: 22px 38px 22px 0; cursor: pointer; font-size: 15px; font-weight: 800; list-style: none; }.faq-list summary::-webkit-details-marker { display: none; }.faq-list summary::after { position: absolute; right: 6px; top: 18px; color: var(--blue); font-size: 22px; font-weight: 400; content: "+"; transition: transform .2s; }.faq-list details[open] summary::after { transform: rotate(45deg); }.faq-list details p { max-width: 700px; margin: 0; padding: 0 0 21px; color: var(--ink-soft); font-size: 13px; line-height: 1.85; }

.site-footer { padding: 48px 0 31px; background: #142d44; color: #dce7f0; }.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(3, .72fr); gap: 32px; }.footer-brand { display: flex; gap: 12px; align-items: flex-start; }.footer-brand img { width: 38px; height: 38px; border-radius: 11px; }.footer-brand b { display: block; font-size: 16px; }.footer-brand p { max-width: 250px; margin: 7px 0 0; color: #a8b9c8; font-size: 11px; line-height: 1.7; }.footer-column h3 { margin: 3px 0 13px; color: #8ea6ff; font-size: 11px; letter-spacing: .11em; }.footer-column a { display: block; margin: 8px 0; color: #dce7f0; font-size: 12px; text-decoration: none; }.footer-column a:hover { color: white; }.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 38px; padding-top: 17px; border-top: 1px solid rgba(225,237,246,.17); color: #91a4b4; font-size: 10px; line-height: 1.6; }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }.is-revealed { opacity: 1; transform: translateY(0); }

@media (max-width: 920px) {
  :root { --content: min(100% - 38px, 720px); }
  .site-nav { position: absolute; top: 67px; left: 19px; right: 19px; display: none; flex-direction: column; align-items: stretch; padding: 10px; border: 1px solid var(--rule); border-radius: 13px; background: rgba(255,253,248,.98); box-shadow: 0 14px 30px rgba(28,47,72,.11); }.site-nav.is-open { display: flex; }.site-nav a { padding: 12px; }.nav-toggle { display: inline-grid; place-items: center; flex: 0 0 42px; }
  .home-hero { min-height: 0; }.hero-grid, .safety-layout, .closing-layout, .download-grid, .support-grid { grid-template-columns: 1fr; gap: 42px; }.app-scene { width: min(620px, 93vw); margin: 5px auto 16px; transform: none; }.trust-strip .wrap { grid-template-columns: repeat(2, 1fr); }.trust-title { grid-column: 1 / -1; min-height: 75px; }.trust-item:nth-child(3) { border-right: 0; }.workflow-grid { grid-template-columns: 1fr; gap: 40px; }.feature-grid, .principle-grid { grid-template-columns: 1fr; }.feature-card { min-height: 260px; }.feature-card h3 { margin-top: 30px; }.footer-grid { grid-template-columns: repeat(2, 1fr); }.footer-brand { grid-column: 1 / -1; }.account-diagram { grid-template-columns: 1fr; gap: 16px; }.account-link { width: 1px; height: 36px; margin: -16px auto; }.account-link::before { top: 17px; left: -19px; width: 38px; }.account-link::after { top: auto; right: -3px; bottom: -1px; transform: rotate(90deg); }.page-hero::after { display: none; }
}
@media (max-width: 560px) {
  :root { --content: calc(100% - 30px); }.header-inner { min-height: 66px; }.brand-word span { display: none; }.home-hero { padding: 68px 0 63px; }.hero-title { font-size: 52px; }.hero-copy { font-size: 15px; }.button { width: 100%; }.button-row { gap: 9px; }.app-scene { min-height: 335px; padding: 10px; }.app-window { min-height: 285px; grid-template-columns: 68px 1fr; }.app-sidebar { gap: 9px; padding: 12px 8px; }.app-side-brand { font-size: 7px; }.app-mini-mark { width: 16px; height: 16px; }.app-content { padding: 14px; }.plan-board { gap: 8px; margin-top: 13px; }.course-card { min-height: 112px; padding: 10px; }.app-list { gap: 6px; margin-top: 9px; }.app-list div { height: 43px; }.app-list div::before { margin: 8px 7px 5px; }.app-list div::after { margin-left: 7px; }.floating-note { right: -8px; bottom: 10px; width: 147px; padding: 10px; }.section { padding: 82px 0; }.section-title { font-size: 39px; }.section-copy { font-size: 14px; }.trust-strip .wrap { grid-template-columns: 1fr; }.trust-title, .trust-item { min-height: 76px; border-right: 0; border-bottom: 1px solid var(--rule); }.trust-item:last-child { border-bottom: 0; }.workflow-step { grid-template-columns: 35px 1fr; gap: 12px; padding: 16px 0; }.workflow-symbol { display: none; }.workflow-step h3 { font-size: 19px; }.data-ledger { min-height: 400px; padding: 19px; }.ledger-head, .ledger-row { grid-template-columns: 1.35fr .55fr .6fr; gap: 6px; }.ledger-row { padding: 8px; }.ledger-name { font-size: 11px; }.ledger-file { width: 21px; height: 21px; }.ledger-row span { font-size: 9px; }.closing { padding: 78px 0; }.release-card { padding: 21px; box-shadow: 9px 9px 0 #dbe4f7; }.release-card__version { font-size: 36px; }.release-card__top { flex-direction: column; }.page-hero { padding: 66px 0 60px; }.page-hero .display { font-size: 45px; }.account-diagram { padding: 19px; }.footer-grid { grid-template-columns: 1fr 1fr; gap: 25px; }.footer-bottom { display: block; }.footer-bottom span + span { display: block; margin-top: 7px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }