:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #667085;
  --paper: #f7f6f1;
  --white: #ffffff;
  --teal: #20c7b7;
  --teal-dark: #087f76;
  --cyan: #67e8f9;
  --lavender: #7467ee;
  --lavender-soft: #efedff;
  --line: rgba(17, 24, 39, 0.12);
  --shadow: 0 28px 80px rgba(25, 36, 54, 0.14);
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
button, select { font: inherit; }
.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.section { padding: 120px 0; }
.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; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--ink); color: white; border-radius: 10px; text-decoration: none; transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(17, 24, 39, .08);
  background: rgba(247, 246, 241, .88);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.nav-wrap { height: 76px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 38px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; letter-spacing: -.03em; text-decoration: none; }
.brand img { border-radius: 50%; }
.site-nav { display: flex; justify-content: center; gap: 32px; }
.site-nav a, .footer-links a { color: #404959; font-size: 14px; font-weight: 650; text-decoration: none; transition: color .2s; }
.site-nav a:hover, .footer-links a:hover { color: var(--teal-dark); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.language-picker { height: 39px; display: flex; align-items: center; gap: 5px; padding: 0 7px 0 10px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.7); color: #4b5563; }
.language-picker select { max-width: 112px; border: 0; background: transparent; color: var(--ink); font-size: 13px; font-weight: 650; outline: 0; cursor: pointer; }
.menu-button { display: none; width: 40px; height: 40px; padding: 9px; border: 1px solid var(--line); border-radius: 10px; background: white; }
.menu-button span { display: block; height: 2px; margin: 4px 0; background: var(--ink); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 51px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-weight: 760; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: #062e2a; box-shadow: 0 14px 30px rgba(32, 199, 183, .25); }
.button-primary:hover { background: #2ed8c7; box-shadow: 0 18px 40px rgba(32, 199, 183, .32); }
.button-dark { background: var(--ink); color: white; }
.button-small { min-height: 39px; padding-inline: 17px; font-size: 13px; }
.text-link { display: inline-flex; align-items: center; min-height: 46px; color: #273242; font-size: 14px; font-weight: 730; text-underline-offset: 5px; }

.hero { position: relative; overflow: hidden; min-height: 740px; padding: 96px 0 108px; background: var(--paper); }
.hero::before { content: ""; position: absolute; width: 620px; height: 620px; right: -250px; top: -250px; border-radius: 50%; background: rgba(103, 232, 249, .18); filter: blur(8px); }
.hero::after { content: ""; position: absolute; width: 420px; height: 420px; left: -290px; bottom: -180px; border-radius: 50%; background: rgba(116, 103, 238, .12); }
.hero-noise { position: absolute; inset: 0; opacity: .32; pointer-events: none; background-image: radial-gradient(rgba(17,24,39,.14) .65px, transparent .65px); background-size: 8px 8px; mask-image: linear-gradient(to right, black, transparent 45%, black); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .94fr 1.06fr; align-items: center; gap: 70px; }
.hero-copy { padding-top: 6px; }
.eyebrow, .kicker { color: var(--teal-dark); font-size: 12px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin-bottom: 24px; }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 6px rgba(32,199,183,.13); }
.hero h1 { max-width: 680px; margin: 0; font-size: clamp(49px, 5.35vw, 76px); line-height: .99; letter-spacing: -.06em; }
.hero h1 em { color: var(--lavender); font-family: Georgia, "Noto Serif", serif; font-weight: 500; letter-spacing: -.055em; }
html:lang(zh-CN) .hero h1,
html:lang(zh-TW) .hero h1 { font-size: clamp(48px, 4.3vw, 62px); line-height: 1.08; }
.hero-lede { max-width: 580px; margin: 30px 0 28px; color: #4f5a68; font-size: 18px; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 22px; }
.hero-note { margin: 19px 0 0; color: #7a8390; font-size: 12px; }

.hero-visual { position: relative; min-height: 500px; display: grid; place-items: center; }
.orbit { position: absolute; border: 1px solid rgba(17, 24, 39, .08); border-radius: 50%; }
.orbit-one { width: 485px; height: 485px; }
.orbit-two { width: 390px; height: 390px; border-style: dashed; animation: orbit 32s linear infinite; }
@keyframes orbit { to { transform: rotate(360deg); } }
.browser-card { position: relative; z-index: 2; width: 440px; overflow: hidden; border: 1px solid rgba(17,24,39,.13); border-radius: 22px; background: #fff; box-shadow: var(--shadow); transform: rotate(1.7deg); }
.browser-top { height: 52px; display: flex; align-items: center; border-bottom: 1px solid #e8e8ee; background: #f8f8fa; }
.browser-dots { display: flex; gap: 6px; padding-left: 18px; }
.browser-dots i { width: 8px; height: 8px; border-radius: 50%; background: #d5d7dd; }
.address-pill { width: 220px; margin-left: 54px; padding: 6px 12px; border: 1px solid #e5e6ea; border-radius: 999px; color: #858b95; background: white; font-size: 10px; }
.mini-lock { margin-right: 4px; color: var(--teal-dark); }
.extension-mock { min-height: 370px; padding: 23px 22px 20px; background: #f6f5ff; }
.mock-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 21px; }
.mock-brand { display: flex; align-items: center; gap: 9px; font-size: 16px; }
.mock-brand img { width: 30px; height: 30px; }
.lock-dot { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: var(--lavender); background: #e9e6ff; font-size: 10px; }
.mock-search { height: 44px; padding: 10px 15px; border: 1px solid #dcd8ff; border-radius: 12px; color: #8b83bb; background: #eeedff; font-size: 13px; }
.account-row { display: grid; grid-template-columns: 38px 1fr auto 24px; align-items: center; gap: 10px; margin-top: 12px; padding: 12px 13px; border: 1px solid #dfdcfb; border-radius: 14px; background: white; box-shadow: 0 2px 0 rgba(116,103,238,.04); }
.account-icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; font-size: 14px; }
.coral { color: #f46771; background: #fff0f0; border: 1px solid #ffb8bd; }
.cyan { color: #138b9e; background: #e9fbfe; border: 1px solid #9be8f2; }
.account-meta { display: flex; min-width: 0; flex-direction: column; line-height: 1.3; }
.account-meta strong { font-size: 13px; }
.account-meta small { overflow: hidden; color: #8a91a2; font-size: 9px; text-overflow: ellipsis; }
.account-row code { padding: 5px 8px; border-radius: 8px; color: var(--lavender); background: var(--lavender-soft); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; font-weight: 800; letter-spacing: .09em; }
.timer-ring { width: 20px; height: 20px; border: 3px solid #ddd9ff; border-top-color: var(--lavender); border-radius: 50%; }
.timer-ring-two { border-top-color: #f6737c; transform: rotate(110deg); }
.mock-footer { margin-top: 28px; padding: 10px; border-radius: 11px; color: white; background: var(--lavender); text-align: center; font-size: 12px; font-weight: 750; }
.float-badge { position: absolute; z-index: 3; display: flex; align-items: center; gap: 10px; padding: 12px 15px; border: 1px solid rgba(17,24,39,.1); border-radius: 15px; background: rgba(255,255,255,.93); box-shadow: 0 14px 34px rgba(17,24,39,.12); }
.float-badge > span { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 10px; color: #075c56; background: #d6faf6; font-weight: 850; }
.float-badge div { display: flex; flex-direction: column; line-height: 1.3; }
.float-badge strong { font-size: 11px; }
.float-badge small { color: var(--muted); font-size: 9px; }
.badge-offline { left: -10px; bottom: 82px; transform: rotate(-4deg); }
.badge-encrypted { right: -13px; top: 67px; transform: rotate(4deg); }

.proof-strip { color: white; background: var(--ink); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid div { min-height: 112px; display: flex; flex-direction: column; justify-content: center; padding: 20px 34px; border-left: 1px solid rgba(255,255,255,.12); }
.proof-grid div:last-child { border-right: 1px solid rgba(255,255,255,.12); }
.proof-grid strong { font-size: 24px; line-height: 1.1; letter-spacing: -.04em; }
.proof-grid span { margin-top: 7px; color: #aab2bf; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }

.section-heading { max-width: 720px; margin-bottom: 60px; }
.section-heading.centered { margin-inline: auto; text-align: center; }
.section-heading h2 { margin: 14px 0 18px; font-size: clamp(38px, 4.2vw, 58px); line-height: 1.05; letter-spacing: -.055em; }
.section-heading p { max-width: 640px; margin: 0; color: var(--muted); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 20px; }
.feature-card { position: relative; min-height: 330px; overflow: hidden; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.68); }
.feature-large { grid-row: span 2; min-height: 680px; background: #edfdfa; }
.card-index { position: absolute; right: 28px; top: 26px; color: #8c95a1; font-family: ui-monospace, monospace; font-size: 11px; }
.feature-card h3 { max-width: 420px; margin: 72px 0 13px; font-size: 28px; line-height: 1.13; letter-spacing: -.035em; }
.feature-card p { max-width: 430px; margin: 0; color: var(--muted); }
.feature-symbol { display: grid; place-items: center; width: 54px; height: 54px; border: 1px solid #d9d7f7; border-radius: 17px; color: var(--lavender); background: #f0eeff; font-size: 29px; }
.feature-icon { position: absolute; inset: 58px 0 auto; margin: auto; width: 260px; height: 260px; border: 1px solid rgba(32,199,183,.26); border-radius: 50%; background: repeating-radial-gradient(circle, rgba(32,199,183,.08) 0 1px, transparent 2px 12px); }
.feature-icon::before, .feature-icon::after { content: ""; position: absolute; inset: 42px; border: 1px solid rgba(32,199,183,.32); border-radius: 50%; }
.feature-icon::after { inset: 86px; background: var(--ink); border: 0; box-shadow: 0 0 0 15px rgba(32,199,183,.15); }
.feature-icon span { position: absolute; z-index: 1; left: 115px; top: 111px; width: 30px; height: 35px; border-radius: 6px; background: var(--teal); }
.feature-icon span::before { content: ""; position: absolute; left: 6px; top: -13px; width: 14px; height: 17px; border: 4px solid var(--teal); border-bottom: 0; border-radius: 10px 10px 0 0; }
.feature-large h3 { margin-top: 388px; font-size: 34px; }
.local-flow { display: flex; align-items: center; gap: 9px; margin-top: 37px; color: #79908e; font-family: ui-monospace, monospace; font-size: 9px; letter-spacing: .1em; }
.local-flow span { padding: 7px 9px; border: 1px solid rgba(8,127,118,.18); border-radius: 7px; }
.local-flow .flow-lock { color: #075c56; background: #d4f8f3; }

.demo-section { border-top: 1px solid var(--line); background: white; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 55px; }
.step { position: relative; padding: 0 25px 0 58px; }
.step > span { position: absolute; left: 0; top: 0; display: grid; place-items: center; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 50%; color: var(--teal-dark); font-family: Georgia, serif; font-size: 19px; }
.step h3 { margin: 0 0 8px; font-size: 18px; letter-spacing: -.02em; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }
.gallery { display: grid; grid-template-columns: 1fr 176px; gap: 20px; align-items: stretch; max-width: 990px; margin: 0 auto; padding: 18px; border: 1px solid var(--line); border-radius: 30px; background: #f3f3f6; box-shadow: 0 28px 70px rgba(17,24,39,.09); }
.gallery-stage { position: relative; display: grid; place-items: center; min-height: 560px; overflow: hidden; border-radius: 19px; background: #eeeef2; }
.gallery-stage img { width: 100%; height: 100%; object-fit: contain; transition: opacity .14s, transform .14s; }
.gallery-stage img.changing { opacity: 0; transform: scale(.985); }
.actual-ui { position: absolute; left: 16px; bottom: 16px; padding: 6px 10px; border: 1px solid rgba(255,255,255,.28); border-radius: 999px; color: white; background: rgba(17,24,39,.74); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; backdrop-filter: blur(8px); }
.gallery-tabs { display: flex; flex-direction: column; gap: 8px; }
.gallery-tabs button { padding: 14px; border: 1px solid transparent; border-radius: 12px; color: #667085; background: transparent; text-align: left; font-size: 13px; font-weight: 700; cursor: pointer; }
.gallery-tabs button:hover { color: var(--ink); background: rgba(255,255,255,.65); }
.gallery-tabs button.active { color: var(--ink); background: white; border-color: var(--line); box-shadow: 0 6px 18px rgba(17,24,39,.06); }

.compare-section { background: #ecf9f7; }
.compare-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.compare-card { min-height: 350px; padding: 30px; border: 1px solid rgba(8,127,118,.15); border-radius: var(--radius); background: rgba(255,255,255,.76); }
.compare-card.featured { color: white; background: var(--ink); border-color: var(--ink); box-shadow: 0 22px 60px rgba(17,24,39,.16); }
.compare-top { min-height: 32px; display: flex; align-items: center; gap: 10px; color: #52606c; font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.featured .compare-top { color: #cbd5df; }
.compare-top img, .model-icon { width: 31px; height: 31px; display: grid; place-items: center; border-radius: 50%; background: #e2f8f5; }
.compare-top b { margin-left: auto; padding: 5px 8px; border-radius: 999px; color: #0b554f; background: var(--teal); font-size: 9px; }
.compare-card h3 { margin: 35px 0 17px; font-size: 27px; line-height: 1.15; letter-spacing: -.04em; }
.compare-card ul { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; }
.compare-card li { position: relative; padding-left: 24px; color: #52606c; font-size: 14px; }
.compare-card li::before { content: "✓"; position: absolute; left: 0; color: var(--teal-dark); font-weight: 850; }
.featured li { color: #d3dae4; }
.featured li::before { color: var(--teal); }
.tradeoff, .model-fit { margin: 22px 0 0; padding-top: 17px; border-top: 1px solid rgba(255,255,255,.13); color: #9ea8b5; font-size: 12px; }
.model-fit { border-color: var(--line); color: #7a8592; }
.source-note { margin: 25px 4px 0; color: #6f7f7d; font-size: 11px; }
.source-note a { color: #365e5a; text-underline-offset: 3px; }

.security-section { color: white; background: var(--ink); }
.security-grid { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 100px; }
.security-section .kicker { color: var(--teal); }
.security-section .section-heading { margin: 0; }
.security-section .section-heading p { color: #aeb7c3; }
.permission-box { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 30px; }
.permission-box span { width: 100%; color: #99a5b4; font-size: 11px; text-transform: uppercase; letter-spacing: .1em; }
.permission-box code { padding: 6px 10px; border: 1px solid rgba(103,232,249,.25); border-radius: 8px; color: var(--cyan); background: rgba(103,232,249,.07); }
.security-diagram { position: relative; display: grid; gap: 0; padding: 40px; border: 1px solid rgba(255,255,255,.12); border-radius: 28px; background: rgba(255,255,255,.035); }
.diagram-node { display: flex; align-items: center; gap: 18px; padding: 18px; border: 1px solid rgba(255,255,255,.13); border-radius: 15px; background: rgba(255,255,255,.045); }
.diagram-node.accent { border-color: rgba(32,199,183,.4); background: rgba(32,199,183,.11); }
.diagram-node > span { color: var(--teal); font-family: ui-monospace, monospace; font-size: 10px; }
.diagram-node div { display: flex; flex-direction: column; }
.diagram-node strong { font-size: 15px; }
.diagram-node small { color: #98a4b3; font-size: 11px; }
.diagram-line { position: relative; height: 66px; margin-left: 35px; }
.diagram-line i { position: absolute; left: 0; top: 0; height: 100%; border-left: 1px dashed rgba(103,232,249,.42); }
.diagram-line b { position: absolute; left: 19px; top: 23px; color: #7ddbd3; font-family: ui-monospace, monospace; font-size: 9px; font-weight: 500; }
.no-exit { margin-top: 24px; padding: 10px; border-radius: 10px; color: #82e8de; background: rgba(32,199,183,.09); text-align: center; font-size: 11px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }

.honesty-section { padding: 70px 0; background: var(--ink); }
.honesty-card { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; padding: 50px; border-radius: 28px; color: var(--ink); background: #f4eecf; }
.honesty-card .kicker { color: #796b23; }
.honesty-card h2 { margin: 13px 0 0; font-size: 36px; line-height: 1.08; letter-spacing: -.045em; }
.honesty-copy p { margin: 0 0 19px; color: #5f593e; font-size: 14px; }

.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 100px; }
.faq-grid .section-heading { position: sticky; top: 120px; align-self: start; }
.accordion details { border-top: 1px solid var(--line); }
.accordion details:last-child { border-bottom: 1px solid var(--line); }
.accordion summary { position: relative; padding: 25px 45px 25px 0; font-size: 18px; font-weight: 750; letter-spacing: -.02em; cursor: pointer; list-style: none; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: "+"; position: absolute; right: 4px; top: 23px; color: var(--teal-dark); font-size: 24px; font-weight: 400; }
.accordion details[open] summary::after { content: "−"; }
.accordion details p { max-width: 650px; margin: -5px 45px 24px 0; color: var(--muted); font-size: 14px; }

.final-cta { padding: 40px 0 110px; }
.final-card { position: relative; overflow: hidden; padding: 90px 30px; border-radius: 34px; color: white; background: var(--ink); text-align: center; }
.final-card::before, .final-card::after { content: ""; position: absolute; border: 1px solid rgba(103,232,249,.14); border-radius: 50%; }
.final-card::before { width: 520px; height: 520px; left: -310px; top: -240px; }
.final-card::after { width: 420px; height: 420px; right: -260px; bottom: -270px; }
.cta-mark { width: 64px; margin: 0 auto 25px; }
.final-card .kicker { color: var(--teal); }
.final-card h2 { margin: 16px auto 31px; font-size: clamp(36px, 4.2vw, 58px); line-height: 1.05; letter-spacing: -.055em; }
.final-card .button { position: relative; z-index: 1; }
.final-card p { margin: 15px 0 0; color: #9ca6b3; font-size: 11px; }

.site-footer { padding: 45px 0; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 30px; }
.site-footer .brand { font-size: 18px; }
.site-footer p { margin: 8px 0 0; color: #7a8390; font-size: 12px; }
.footer-links { display: flex; gap: 25px; }
.copyright { grid-column: 1 / -1; padding-top: 20px; border-top: 1px solid var(--line); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal.delay-1 { transition-delay: .1s; }
.reveal.delay-2 { transition-delay: .2s; }

@media (max-width: 980px) {
  .nav-wrap { grid-template-columns: auto auto 1fr; gap: 14px; }
  .menu-button { display: block; grid-column: 3; grid-row: 1; justify-self: end; }
  .nav-actions { grid-column: 2; grid-row: 1; }
  .nav-install { display: none; }
  .site-nav { position: absolute; left: 24px; right: 24px; top: 68px; display: none; flex-direction: column; gap: 0; padding: 9px; border: 1px solid var(--line); border-radius: 16px; background: white; box-shadow: 0 18px 44px rgba(17,24,39,.15); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px; }
  .hero { padding-top: 70px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-copy { max-width: 720px; text-align: center; margin: auto; }
  .hero-lede { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { min-height: 520px; }
  .feature-grid, .security-grid, .faq-grid { grid-template-columns: 1fr; }
  .feature-large { grid-row: auto; }
  .security-grid { gap: 60px; }
  .faq-grid { gap: 20px; }
  .faq-grid .section-heading { position: static; }
}

@media (max-width: 700px) {
  .shell { width: min(100% - 32px, 1160px); }
  .section { padding: 82px 0; }
  .nav-wrap { height: 68px; }
  .brand span { font-size: 17px; }
  .language-picker select { width: 38px; color: transparent; }
  .language-picker select option { color: var(--ink); }
  .hero { min-height: auto; padding: 62px 0 70px; }
  .hero h1 { font-size: clamp(43px, 13vw, 62px); }
  html:lang(zh-CN) .hero h1,
  html:lang(zh-TW) .hero h1 { font-size: clamp(37px, 10vw, 42px); line-height: 1.12; }
  .hero-lede { font-size: 16px; }
  .hero-actions { flex-direction: column; gap: 8px; }
  .hero-visual { min-height: 430px; }
  .orbit-one { width: 360px; height: 360px; }
  .orbit-two { width: 300px; height: 300px; }
  .browser-card { width: min(94%, 405px); }
  .extension-mock { min-height: 330px; padding: 18px 16px; }
  .address-pill { width: 170px; margin-left: 28px; }
  .badge-offline { left: -3px; bottom: 18px; }
  .badge-encrypted { right: -3px; top: 35px; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-grid div { min-height: 95px; padding: 16px 19px; border-bottom: 1px solid rgba(255,255,255,.12); }
  .proof-grid strong { font-size: 20px; }
  .section-heading { margin-bottom: 42px; }
  .section-heading h2 { font-size: 40px; }
  .section-heading p { font-size: 16px; }
  .feature-grid, .compare-grid, .steps, .honesty-card { grid-template-columns: 1fr; }
  .feature-card { min-height: 300px; padding: 28px; }
  .feature-large { min-height: 620px; }
  .feature-icon { transform: scale(.84); }
  .feature-large h3 { margin-top: 350px; }
  .steps { gap: 35px; }
  .gallery { grid-template-columns: 1fr; padding: 10px; }
  .gallery-stage { min-height: auto; aspect-ratio: 16 / 10; }
  .gallery-tabs { flex-direction: row; overflow-x: auto; }
  .gallery-tabs button { white-space: nowrap; }
  .compare-card { min-height: 0; }
  .security-diagram { padding: 22px; }
  .honesty-card { gap: 30px; padding: 32px 26px; }
  .honesty-card h2 { font-size: 31px; }
  .final-card { padding: 70px 20px; }
  .footer-grid { grid-template-columns: 1fr; align-items: start; }
  .footer-links { flex-direction: column; gap: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}