:root {
  --paper: #f2f0e9;
  --paper-deep: #e8e5dc;
  --ink: #171914;
  --muted: #6e7068;
  --line: #c9c8bf;
  --blue: #2457e6;
  --blue-dark: #183a9d;
  --signal: #b7f34a;
  --white: #fbfbf7;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Avenir Next", Avenir, "Century Gothic", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --shadow: 0 26px 70px rgba(30, 32, 25, .13);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 83% 8%, rgba(36, 87, 230, .08), transparent 24rem),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: .28;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.075'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
svg { display: block; }

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 100;
  padding: .7rem 1rem;
  color: white;
  background: var(--blue);
  transform: translateY(-180%);
}
.skip-link:focus { transform: translateY(0); }

.shell { width: min(1240px, calc(100% - 64px)); margin-inline: auto; }

.site-header {
  width: min(1380px, calc(100% - 48px));
  min-height: 88px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.brand { display: inline-flex; align-items: center; gap: .7rem; width: fit-content; font-size: 1rem; font-weight: 700; letter-spacing: -.02em; }
.brand-mark { position: relative; width: 28px; height: 28px; display: inline-block; border: 1.5px solid currentColor; border-radius: 50%; }
.brand-mark i { position: absolute; display: block; width: 9px; height: 9px; background: currentColor; border-radius: 50%; }
.brand-mark i:first-child { top: 5px; left: 5px; }
.brand-mark i:last-child { right: 5px; bottom: 5px; }
.brand-mark::after { position: absolute; inset: 12px 5px auto; height: 1.5px; content: ""; background: currentColor; transform: rotate(-45deg); }

.main-nav { display: flex; align-items: center; gap: 2.2rem; color: #42443e; font-size: .82rem; font-weight: 600; }
.main-nav a, .site-footer a { position: relative; }
.main-nav a::after, .site-footer a::after { position: absolute; right: 0; bottom: -.3rem; left: 0; height: 1px; content: ""; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .25s ease; }
.main-nav a:hover::after, .site-footer a:hover::after { transform: scaleX(1); transform-origin: left; }

.account-actions { justify-self: end; display: flex; align-items: center; gap: 1rem; }
.text-button, .icon-button, .dialog-close, .passkey-button { padding: 0; border: 0; background: none; cursor: pointer; }
.text-button { font-size: .82rem; font-weight: 650; }

.button {
  min-height: 52px;
  padding: .85rem 1.3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  border: 1px solid transparent;
  border-radius: 3px;
  cursor: pointer;
  font-size: .83rem;
  font-weight: 700;
  letter-spacing: .01em;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-small { min-height: 40px; padding: .65rem 1rem; }
.button-primary { min-width: 210px; color: white; background: var(--blue); box-shadow: 0 10px 24px rgba(36, 87, 230, .2); }
.button-primary:hover { background: var(--blue-dark); box-shadow: 0 14px 30px rgba(36, 87, 230, .27); }
.button-dark { color: white; background: var(--ink); }
.button-dark:hover { background: #30332b; }
.button-wide { width: 100%; }

.hero { min-height: 720px; padding: 6.6rem 0 5rem; display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .83fr); gap: clamp(3rem, 6vw, 6rem); align-items: center; }
.hero-copy { min-width: 0; align-self: start; padding-top: 1.5rem; }
.eyebrow, .micro-label { margin: 0 0 1.5rem; font-family: var(--mono); font-size: .68rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.live-dot { width: 7px; height: 7px; margin-right: .6rem; display: inline-block; background: #69bd31; border-radius: 50%; box-shadow: 0 0 0 4px rgba(105, 189, 49, .12); }
h1, h2, h3, p { margin-top: 0; }
h1, .section-heading h2, .closing h2 { margin-bottom: 1.8rem; font-family: var(--serif); font-size: clamp(3.7rem, 7vw, 6.8rem); font-weight: 400; line-height: .91; letter-spacing: -.065em; }
h1 em, .closing em { color: var(--blue); font-weight: 400; }
.hero-intro { max-width: 560px; margin-bottom: 2rem; color: #54574f; font-family: var(--serif); font-size: 1.25rem; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; gap: 1.8rem; }
.inline-link { font-size: .78rem; font-weight: 700; border-bottom: 1px solid var(--ink); }
.quiet-list { padding: 0; margin: 2.5rem 0 0; display: flex; gap: 1.5rem; list-style: none; color: var(--muted); font-family: var(--mono); font-size: .65rem; text-transform: uppercase; }
.quiet-list li:not(:last-child)::after { margin-left: 1.5rem; content: "·"; }

.transfer-stage { position: relative; min-width: 0; padding: 3.3rem 1.7rem 1.3rem; background: var(--blue); box-shadow: var(--shadow); transform: rotate(.7deg); }
.transfer-stage::before { position: absolute; inset: 1rem; border: 1px solid rgba(255,255,255,.22); content: ""; pointer-events: none; }
.stage-index { position: absolute; top: 1.05rem; left: 1.7rem; color: rgba(255,255,255,.65); font-family: var(--mono); font-size: .59rem; letter-spacing: .12em; }
.transfer-card { position: relative; padding: 1.6rem; background: var(--white); box-shadow: 0 15px 40px rgba(0,0,0,.16); transform: rotate(-.7deg); }
.transfer-card-head { display: flex; justify-content: space-between; align-items: start; }
.transfer-card-head .micro-label { margin-bottom: .35rem; color: var(--muted); }
.transfer-card h2 { margin-bottom: 1.2rem; font-family: var(--serif); font-size: 2rem; font-weight: 400; letter-spacing: -.04em; }
.icon-button { width: 32px; height: 32px; border: 1px solid var(--line); border-radius: 50%; font-weight: 700; }
.drop-zone { width: 100%; min-height: 180px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px dashed #8d9087; background: #f7f6f0; cursor: pointer; transition: border .2s, background .2s, transform .2s; }
.drop-zone:hover { border-color: var(--blue); background: #f1f4ff; transform: scale(.992); }
.drop-icon { width: 48px; height: 48px; margin-bottom: .8rem; display: grid; place-items: center; color: white; background: var(--blue); border-radius: 50%; }
.drop-icon svg { width: 24px; fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; stroke-width: 1.7; }
.drop-zone strong { font-size: .9rem; }
.drop-zone small { margin-top: .2rem; color: var(--muted); font-size: .7rem; }
.transfer-settings { margin: 1rem 0; border-block: 1px solid #dcddd6; }
.transfer-settings button { width: 100%; min-height: 64px; padding: .7rem .2rem; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: .9rem; text-align: left; border: 0; background: none; cursor: pointer; }
.transfer-settings button + button { border-top: 1px solid #dcddd6; }
.transfer-settings button > span:first-child { display: flex; align-items: center; gap: .7rem; }
.transfer-settings b { font-size: .72rem; }
.transfer-settings small { color: var(--muted); font-size: .62rem; }
.setting-icon { width: 27px; height: 27px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-family: var(--mono); font-size: .58rem; font-style: normal; }
.stage-note { position: relative; padding-top: 1rem; display: flex; justify-content: space-between; color: rgba(255,255,255,.72); font-family: var(--mono); font-size: .58rem; text-transform: uppercase; }

.signal-bar { padding: 1.3rem max(24px, calc((100vw - 1240px) / 2)); display: grid; grid-template-columns: repeat(3, 1fr) 1.4fr; background: var(--ink); color: white; }
.signal-bar > div { min-height: 70px; padding: .5rem 2rem; display: flex; flex-direction: column; justify-content: center; border-left: 1px solid rgba(255,255,255,.16); }
.signal-bar > div:first-child { padding-left: 0; border-left: 0; }
.signal-bar strong { font-family: var(--serif); font-size: 1.5rem; font-weight: 400; }
.signal-bar span { color: rgba(255,255,255,.58); font-family: var(--mono); font-size: .58rem; letter-spacing: .04em; text-transform: uppercase; }
.signal-message { flex-direction: row !important; align-items: center; gap: .7rem; font-size: .7rem; }
.signal-message .live-dot { margin: 0; }

.section { padding-block: 9rem; }
.section-heading { max-width: 850px; }
.section-heading h2 { font-size: clamp(3rem, 5.4vw, 5.5rem); }
.workflow-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.workflow-grid article { min-height: 420px; padding: 1.5rem 2.5rem 1.5rem 0; border-right: 1px solid var(--line); }
.workflow-grid article + article { padding-left: 2.5rem; }
.workflow-grid article:last-child { border-right: 0; }
.step-no { color: var(--muted); font-family: var(--mono); font-size: .65rem; }
.workflow-grid h3 { margin-bottom: .8rem; font-family: var(--serif); font-size: 1.8rem; font-weight: 400; letter-spacing: -.03em; }
.workflow-grid p { max-width: 310px; color: var(--muted); font-size: .83rem; line-height: 1.7; }
.line-art { position: relative; height: 170px; margin-block: 2rem; }
.line-art i { position: absolute; display: block; border: 1px solid #9d9e96; }
.line-art-upload i:first-child { width: 84px; height: 104px; top: 25px; left: 18%; background: rgba(255,255,255,.15); transform: rotate(-8deg); }
.line-art-upload i:nth-child(2) { width: 84px; height: 104px; top: 11px; left: 31%; background: var(--paper); transform: rotate(6deg); }
.line-art-upload i:last-child { width: 35px; height: 35px; top: 61px; left: 62%; border-color: var(--blue); border-radius: 50%; }
.line-art-upload i:last-child::before, .line-art-upload i:last-child::after { position: absolute; top: 16px; left: 8px; width: 17px; height: 1px; content: ""; background: var(--blue); }
.line-art-upload i:last-child::after { transform: rotate(90deg); }
.line-art-link i { width: 120px; height: 48px; top: 60px; border-radius: 30px; transform: rotate(-30deg); }
.line-art-link i:first-child { left: 15%; }
.line-art-link i:last-child { left: 42%; border-color: var(--blue); }
.line-art-deliver i { width: 64px; height: 64px; top: 47px; border-radius: 50%; }
.line-art-deliver i:first-child { left: 8%; }
.line-art-deliver i:nth-child(2) { left: 42%; border-color: var(--blue); }
.line-art-deliver i:last-child { left: 76%; }
.line-art-deliver::before { position: absolute; top: 79px; left: 24%; width: 58%; border-top: 1px dashed #9d9e96; content: ""; }

.security-section { position: relative; min-height: 650px; padding: 6rem max(32px, calc((100vw - 1240px) / 2)); display: grid; grid-template-columns: 1fr 1fr; align-items: center; overflow: hidden; color: white; background: var(--blue); }
.security-section::after { position: absolute; right: -8rem; bottom: -13rem; width: 36rem; height: 36rem; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; content: ""; }
.security-orbit { position: relative; min-height: 420px; }
.orbit { position: absolute; top: 50%; left: 42%; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; transform: translate(-50%, -50%); }
.orbit-one { width: 320px; height: 320px; }
.orbit-two { width: 200px; height: 200px; }
.orbit::before, .orbit::after { position: absolute; width: 9px; height: 9px; content: ""; background: var(--signal); border-radius: 50%; }
.orbit-one::before { top: 38px; right: 45px; }.orbit-one::after { bottom: 5px; left: 130px; }
.orbit-two::before { top: 72px; left: -4px; }.orbit-two::after { right: 18px; bottom: 36px; }
.security-lock { position: absolute; top: 50%; left: 42%; width: 82px; height: 92px; background: var(--paper); transform: translate(-50%, -42%); }
.security-lock::before { position: absolute; top: -35px; left: 18px; width: 44px; height: 45px; border: 4px solid var(--paper); border-bottom: 0; border-radius: 30px 30px 0 0; content: ""; }
.security-lock i { position: absolute; top: 37px; left: 36px; width: 10px; height: 26px; background: var(--blue); border-radius: 8px; }
.security-copy { position: relative; z-index: 1; max-width: 560px; }
.eyebrow-light { color: rgba(255,255,255,.65); }
.security-copy h2 { margin-bottom: 1.5rem; font-family: var(--serif); font-size: clamp(2.8rem, 4.5vw, 4.6rem); font-weight: 400; line-height: .98; letter-spacing: -.055em; }
.security-copy > p:not(.eyebrow) { max-width: 500px; color: rgba(255,255,255,.72); font-family: var(--serif); font-size: 1.05rem; line-height: 1.7; }
.security-copy dl { margin: 2.6rem 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.3); }
.security-copy dl div { padding-top: 1rem; }
.security-copy dt { font-family: var(--serif); font-size: 1.3rem; }
.security-copy dd { margin: .2rem 0 0; color: rgba(255,255,255,.55); font-family: var(--mono); font-size: .58rem; text-transform: uppercase; }

.closing { text-align: center; }
.closing h2 { font-size: clamp(3.5rem, 6vw, 6rem); }
.closing .button { margin-inline: auto; }

.site-footer { min-height: 150px; padding: 2rem max(24px, calc((100vw - 1380px) / 2)); display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 2rem; align-items: center; border-top: 1px solid var(--line); }
.site-footer p, .site-footer small, .site-footer a { color: var(--muted); font-size: .66rem; }
.site-footer > div { display: flex; gap: 1.5rem; }

.auth-dialog { width: min(440px, calc(100% - 32px)); padding: 2.8rem; color: var(--ink); border: 0; border-radius: 4px; background: var(--white); box-shadow: 0 35px 90px rgba(0,0,0,.35); }
.auth-dialog::backdrop { background: rgba(18, 20, 16, .72); backdrop-filter: blur(5px); }
.dialog-close { position: absolute; top: 1rem; right: 1.2rem; font-family: var(--serif); font-size: 1.8rem; }
.auth-mark { margin-bottom: 2.4rem; }
.auth-dialog .micro-label { margin-bottom: .6rem; color: var(--muted); }
.auth-dialog h2 { margin-bottom: .5rem; font-family: var(--serif); font-size: 2.5rem; font-weight: 400; letter-spacing: -.045em; }
.auth-dialog > p:not(.micro-label) { color: var(--muted); font-size: .82rem; }
.google-button, .passkey-button { width: 100%; min-height: 52px; display: flex; align-items: center; justify-content: center; gap: .8rem; border: 1px solid var(--line); background: white; font-size: .78rem; font-weight: 700; cursor: pointer; }
.google-button:hover, .passkey-button:hover { border-color: var(--ink); }
.google-button span { width: 22px; height: 22px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-family: var(--serif); }
.auth-divider { height: 42px; display: flex; align-items: center; color: var(--muted); font-size: .65rem; }
.auth-divider::before, .auth-divider::after { height: 1px; flex: 1; content: ""; background: var(--line); }
.auth-divider span { padding: 0 .8rem; }
.auth-note, .noscript-note { margin: 1.4rem 0 0 !important; text-align: center; font-size: .62rem !important; }

/* Shared transfer */
.compact-header { background: rgba(242,240,233,.92); }
.share-shell { width: min(980px, calc(100% - 48px)); min-height: calc(100vh - 240px); margin-inline: auto; padding: 6rem 0 8rem; }
.share-topline { display: flex; justify-content: space-between; align-items: start; margin-bottom: 4rem; }
.share-owner { display: flex; align-items: center; gap: 1rem; }
.owner-avatar { width: 44px; height: 44px; display: grid; place-items: center; color: white; background: var(--blue); border-radius: 50%; font-family: var(--serif); font-size: 1.25rem; }
.share-owner b, .share-owner > span:last-child, .share-owner > span:last-child > span { display: block; }
.share-owner b { font-family: var(--serif); font-size: 1rem; font-weight: 400; }
.share-owner > span:last-child > span { color: var(--muted); font-family: var(--mono); font-size: .58rem; text-transform: uppercase; }
.share-meta { text-align: right; color: var(--muted); font-family: var(--mono); font-size: .62rem; text-transform: uppercase; }
.share-heading { max-width: 760px; margin-bottom: 4rem; }
.share-heading .eyebrow { color: var(--blue); }
.share-heading h1 { font-size: clamp(3.5rem, 7vw, 6.5rem); }
.share-heading > p:last-child { max-width: 600px; color: var(--muted); font-family: var(--serif); font-size: 1.12rem; }
.file-panel { border-top: 2px solid var(--ink); }
.file-panel-head { min-height: 70px; padding: 0 1rem; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.file-panel-head h2 { margin: 0; font-family: var(--serif); font-size: 1.25rem; font-weight: 400; }
.file-panel-head span { color: var(--muted); font-family: var(--mono); font-size: .62rem; text-transform: uppercase; }
.file-row { min-height: 90px; padding: .8rem 1rem; display: grid; grid-template-columns: auto 1fr auto auto; gap: 1.2rem; align-items: center; border-bottom: 1px solid var(--line); transition: background .2s; }
.file-row:hover { background: rgba(255,255,255,.42); }
.file-type { width: 44px; height: 52px; display: grid; place-items: center; border: 1px solid var(--ink); font-family: var(--mono); font-size: .58rem; font-weight: 700; }
.file-name b, .file-name span { display: block; }
.file-name b { font-size: .79rem; }
.file-name span, .file-size { color: var(--muted); font-family: var(--mono); font-size: .6rem; text-transform: uppercase; }
.download-link { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transition: color .2s, border .2s, transform .2s; }
.download-link:hover { color: var(--blue); border-color: var(--blue); transform: translateY(-2px); }
.share-actions { margin-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; }
.copy-button { border: 0; background: none; cursor: pointer; color: var(--blue); font-size: .7rem; font-weight: 700; }
.expiry-note { color: var(--muted); font-family: var(--mono); font-size: .6rem; text-transform: uppercase; }

/* Error and empty states */
.state-page { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; }
.state-main { width: min(800px, calc(100% - 48px)); margin: auto; padding: 5rem 0; text-align: center; }
.state-code { position: relative; width: 130px; height: 130px; margin: 0 auto 2.5rem; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--blue); font-family: var(--serif); font-size: 2rem; }
.state-code::before, .state-code::after { position: absolute; content: ""; background: var(--blue); border-radius: 50%; }
.state-code::before { top: 9px; right: 15px; width: 8px; height: 8px; }
.state-code::after { bottom: 16px; left: 4px; width: 5px; height: 5px; }
.state-main h1 { margin-bottom: 1.3rem; font-size: clamp(3rem, 7vw, 5.8rem); }
.state-main > p { max-width: 540px; margin: 0 auto 2rem; color: var(--muted); font-family: var(--serif); font-size: 1.1rem; }
.state-actions { display: flex; justify-content: center; gap: 1rem; }
.minimal-footer { min-height: 70px; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--line); color: var(--muted); font-family: var(--mono); font-size: .58rem; text-transform: uppercase; }
.toast { position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 50; padding: .8rem 1rem; color: white; background: var(--ink); font-size: .72rem; box-shadow: var(--shadow); animation: toast-in .25s ease both; }

/* Legal and status pages */
.content-shell { width: min(900px, calc(100% - 48px)); min-height: calc(100vh - 230px); margin-inline: auto; padding: 6rem 0 8rem; }
.content-intro { max-width: 760px; margin-bottom: 5rem; }
.content-intro h1 { font-size: clamp(3.8rem, 7vw, 6.5rem); }
.content-intro > p:last-child { max-width: 580px; color: var(--muted); font-family: var(--serif); font-size: 1.12rem; }
.prose-section { padding: 3.5rem 0; display: grid; grid-template-columns: 220px 1fr; gap: 3rem; border-top: 1px solid var(--line); scroll-margin-top: 2rem; }
.prose-section h2 { font-family: var(--serif); font-size: 1.8rem; font-weight: 400; }
.prose-section h3 { margin-top: 2rem; margin-bottom: .5rem; font-size: .8rem; }
.prose-section p, .prose-section li { color: var(--muted); font-size: .84rem; line-height: 1.75; }
.prose-section ul { padding-left: 1.2rem; }
.status-banner { margin-bottom: 4rem; padding: 2rem; display: flex; justify-content: space-between; align-items: center; color: white; background: var(--ink); }
.status-banner div { display: flex; align-items: center; gap: 1rem; }
.status-banner .live-dot { margin: 0; }
.status-banner strong { font-family: var(--serif); font-size: 1.5rem; font-weight: 400; }
.status-banner span:last-child { color: rgba(255,255,255,.6); font-family: var(--mono); font-size: .6rem; text-transform: uppercase; }
.service-list { border-top: 2px solid var(--ink); }
.service-row { min-height: 82px; padding: 0 1rem; display: grid; grid-template-columns: 1fr auto; align-items: center; border-bottom: 1px solid var(--line); }
.service-row b { font-size: .82rem; }
.service-row span { color: #518c2a; font-family: var(--mono); font-size: .6rem; text-transform: uppercase; }
.uptime { margin: 3.5rem 0; }
.uptime-head { display: flex; justify-content: space-between; align-items: baseline; }
.uptime-head h2 { font-family: var(--serif); font-size: 1.7rem; font-weight: 400; }
.uptime-head span { color: var(--muted); font-family: var(--mono); font-size: .6rem; }
.uptime-bars { height: 42px; display: grid; grid-template-columns: repeat(45, 1fr); gap: 3px; }
.uptime-bars i { background: #74b941; border-radius: 1px; }
.incidents { padding-top: 2rem; border-top: 1px solid var(--line); }
.incidents h2 { font-family: var(--serif); font-size: 1.7rem; font-weight: 400; }
.incidents p { color: var(--muted); font-size: .82rem; }

[data-reveal] { animation: reveal .7s cubic-bezier(.2,.7,.2,1) both; }
.hero [data-reveal]:nth-child(2) { animation-delay: .12s; }
.workflow-grid [data-reveal]:nth-child(2) { animation-delay: .1s; }
.workflow-grid [data-reveal]:nth-child(3) { animation-delay: .2s; }
@keyframes reveal { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }

@media (max-width: 900px) {
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { display: none; }
  .hero { padding-top: 4.5rem; grid-template-columns: 1fr; }
  .hero-copy { max-width: 720px; }
  .transfer-stage { width: min(560px, 100%); margin-inline: auto; }
  .signal-bar { grid-template-columns: repeat(2, 1fr); }
  .signal-bar > div:nth-child(3) { border-left: 0; }
  .workflow-grid { grid-template-columns: 1fr; }
  .workflow-grid article, .workflow-grid article + article { min-height: auto; padding: 2rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .line-art { max-width: 380px; }
  .security-section { grid-template-columns: 1fr; }
  .security-orbit { min-height: 330px; }
  .orbit-one { width: 270px; height: 270px; }
  .orbit-two { width: 170px; height: 170px; }
  .site-footer { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .shell { width: min(100% - 32px, 1240px); }
  .site-header { width: calc(100% - 28px); min-height: 72px; }
  .account-actions .text-button { display: none; }
  .button-small { min-height: 38px; }
  .hero { min-height: 0; padding: 3.7rem 0 4rem; gap: 4rem; }
  h1 { font-size: clamp(3.25rem, 17vw, 5rem); }
  .hero-intro { font-size: 1.05rem; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .inline-link { width: fit-content; }
  .quiet-list { flex-wrap: wrap; gap: .5rem 1rem; }
  .quiet-list li:not(:last-child)::after { margin-left: 1rem; }
  .transfer-stage { padding-inline: 1rem; }
  .transfer-card { padding: 1.1rem; }
  .signal-bar { padding-inline: 1rem; }
  .signal-bar > div { padding: .7rem 1rem; }
  .signal-message { align-items: flex-start; flex-direction: column !important; }
  .section { padding-block: 6rem; }
  .section-heading h2 { font-size: 3.3rem; }
  .security-section { padding: 4rem 1.5rem 5rem; }
  .security-orbit { min-height: 300px; }
  .orbit, .security-lock { left: 50%; }
  .security-copy dl { grid-template-columns: 1fr; }
  .security-copy dl div { padding-bottom: 1rem; }
  .site-footer { padding-block: 2rem; grid-template-columns: 1fr; }
  .share-shell { width: calc(100% - 28px); padding-top: 3.5rem; }
  .share-topline { gap: 1rem; }
  .share-meta { display: none; }
  .share-heading h1 { font-size: 3.6rem; }
  .file-row { grid-template-columns: auto 1fr auto; gap: .8rem; }
  .file-size { display: none; }
  .share-actions { align-items: flex-start; flex-direction: column; gap: 1rem; }
  .auth-dialog { padding: 2.2rem 1.4rem; }
  .state-actions { align-items: stretch; flex-direction: column; }
  .minimal-footer { align-items: flex-start; flex-direction: column; gap: .5rem; }
  .content-shell { width: calc(100% - 28px); padding-top: 4rem; }
  .prose-section { grid-template-columns: 1fr; gap: 1rem; }
  .status-banner { align-items: flex-start; flex-direction: column; gap: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}