/* Speedy Bonding landing site: one small stylesheet, no external resources */
:root {
  --bg: #fffaf6;
  --bg-soft: #fff1e6;
  --card: #ffffff;
  --border: #f0d8c8;
  --text: #26110d;
  --text-2: #6a4a40;
  --muted: #7d6056;
  --accent: #d11a2a;
  --accent-ink: #b3121f;
  --accent-soft: rgba(225, 29, 46, .08);
  --amber: #f59e0b;
  --amber-ink: #a84f06;
  --good: #11803a;
  --grad: linear-gradient(100deg, #e11d2e 0%, #f2602a 55%, #f59e0b 100%);
  --btn: linear-gradient(100deg, #c8102e 0%, #d9480f 100%);
  --shadow: 0 1px 2px rgba(60, 20, 10, .05), 0 14px 34px -14px rgba(190, 40, 20, .28);
  --sans: -apple-system, 'Segoe UI', system-ui, Roboto, Helvetica, Arial, sans-serif;
  --display: 'Segoe UI Variable Display', 'Segoe UI', -apple-system, system-ui, Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, 'Liberation Mono', monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #130a09;
    --bg-soft: #1b0f0d;
    --card: #1f1210;
    --border: #3b2520;
    --text: #fbece4;
    --text-2: #d3b3a7;
    --muted: #ab8d82;
    --accent: #ff5d62;
    --accent-ink: #ff8b84;
    --accent-soft: rgba(255, 93, 98, .12);
    --amber: #fbbf24;
    --amber-ink: #fbbf24;
    --good: #4ade80;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 14px 34px -14px rgba(0, 0, 0, .7);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.62 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img, svg, picture { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-ink); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
code, kbd { font-family: var(--mono); font-size: .92em; background: var(--accent-soft); padding: .08em .38em; border-radius: 6px; overflow-wrap: anywhere; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 20; }
.skip:focus { left: 8px; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(780px, 100% - 32px); margin-inline: auto; }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--border); }
.site-header .wrap { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 17px; color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.brand img { width: 28px; height: 28px; border-radius: 8px; }
.nav { margin-left: auto; display: flex; gap: 4px; align-items: center; }
.nav a { color: var(--text-2); text-decoration: none; font-size: 14px; padding: 6px 10px; border-radius: 8px; }
.nav a:hover { color: var(--text); background: var(--bg-soft); }
.nav a.gh { border: 1px solid var(--border); color: var(--text); font-weight: 600; }
@media (max-width: 760px) { .nav a.hide-s { display: none; } }

/* hero */
.hero { padding: clamp(40px, 7vw, 84px) 0 28px; position: relative; overflow: hidden; text-align: center; isolation: isolate; }
.hero::before { content: ''; position: absolute; inset: -10% -10% auto; height: 640px; z-index: -1; background: radial-gradient(55% 60% at 50% 0%, rgba(245, 120, 20, .22), rgba(225, 29, 46, .08) 55%, transparent 75%); }
.eyebrow { display: inline-flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 8px; font-size: 13px; color: var(--accent-ink); background: var(--accent-soft); border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent); border-radius: 999px; padding: 4px 14px; font-weight: 700; }
.eyebrow i { width: 8px; height: 8px; border-radius: 50%; background: var(--grad); box-shadow: 0 0 0 0 rgba(225, 29, 46, .5); animation: ping 2s infinite; }
h1 { font-family: var(--display); font-weight: 800; letter-spacing: -.035em; line-height: 1.02; font-size: clamp(2.4rem, 6.4vw, 4.7rem); margin: 22px auto 18px; max-width: 17ch; text-wrap: balance; }
h1 .grad, h2 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--text-2); max-width: 60ch; margin: 0 auto; text-wrap: pretty; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 28px 0 8px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 12px; font-weight: 700; font-size: 15px; text-decoration: none; border: 1px solid var(--border); background: var(--card); color: var(--text); transition: transform .15s, box-shadow .15s, border-color .15s; }
.btn:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--btn); color: #fff; border-color: transparent; box-shadow: 0 10px 26px -10px rgba(217, 72, 15, .7); }
.btn.primary:hover { box-shadow: 0 14px 32px -8px rgba(217, 72, 15, .85); }
.btn svg { width: 18px; height: 18px; fill: currentColor; }
.facts { display: flex; flex-wrap: wrap; gap: 8px 10px; justify-content: center; list-style: none; padding: 0; margin: 22px 0 0; font-size: 13px; color: var(--text-2); }
.facts li { background: var(--card); border: 1px solid var(--border); border-radius: 999px; padding: 3px 12px; }
.facts b { color: var(--text); }

/* stage (hero visual) */
.stage { margin: 40px auto 0; width: min(1120px, 100% - 32px); border-radius: 28px; padding: clamp(10px, 2vw, 22px); background: radial-gradient(90% 80% at 50% 0%, #3a1410 0%, #1a0b0a 60%, #120807 100%); border: 1px solid rgba(255, 150, 90, .22); box-shadow: 0 30px 70px -30px rgba(190, 40, 20, .55), inset 0 1px 0 rgba(255, 255, 255, .06); position: relative; overflow: hidden; text-align: left; }
.stage::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: repeating-linear-gradient(0deg, rgba(255, 255, 255, .018) 0 1px, transparent 1px 4px); }
.stage .cap { color: #e9c9bb; font-size: 13px; text-align: center; margin: 6px 12px 4px; }
.stage .cap b { color: #ffd9a8; }
.v-wide { display: block; } .v-tall { display: none; }
@media (max-width: 720px) { .v-wide { display: none; } .v-tall { display: block; max-width: 420px; margin-inline: auto; } }
.sv text { font-family: var(--sans); }
.sv .mono { font-family: var(--mono); }
.sv .t1 { fill: #fff3ea; font-weight: 700; }
.sv .t2 { fill: #e6c3b3; }
.sv .t3 { fill: #ffcf8a; }
.sv .node { fill: rgba(255, 255, 255, .055); stroke: rgba(255, 190, 150, .28); stroke-width: 1.5; }
.sv .track { fill: none; stroke-linecap: round; opacity: .28; }
.sv .pk { fill: none; stroke-linecap: round; stroke: #fff6ee; animation: flow var(--d, 1s) linear infinite; }
.sv .pulse { fill: none; stroke: #ff7a2f; stroke-width: 2; transform-box: fill-box; transform-origin: center; animation: ring 2.6s ease-out infinite; }
.sv .pulse.b { animation-delay: 1.3s; }
.sv .dash { animation: flow 1.2s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -48; } }
@keyframes ring { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(1.22); opacity: 0; } }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(225, 29, 46, .5); } 80%, 100% { box-shadow: 0 0 0 9px rgba(225, 29, 46, 0); } }

/* sections */
section { padding: clamp(52px, 8vw, 92px) 0; }
section.alt { background: var(--bg-soft); border-block: 1px solid var(--border); }
.kicker { font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); font-weight: 800; margin: 0 0 10px; }
h2 { font-family: var(--display); font-size: clamp(1.8rem, 4vw, 2.7rem); line-height: 1.1; letter-spacing: -.028em; margin: 0 0 14px; text-wrap: balance; font-weight: 800; }
h3 { font-size: 1.1rem; line-height: 1.3; margin: 0 0 6px; letter-spacing: -.01em; }
.sec-lede { color: var(--text-2); max-width: 66ch; margin: 0 0 32px; font-size: 1.07rem; }
.center { text-align: center; } .center .sec-lede { margin-inline: auto; }

.callout { display: flex; gap: 16px; align-items: flex-start; background: linear-gradient(100deg, rgba(225, 29, 46, .09), rgba(245, 158, 11, .12)); border: 1px solid color-mix(in srgb, var(--amber) 45%, var(--border)); border-radius: 18px; padding: 20px 22px; max-width: 900px; margin: 0 auto; }
.callout svg { flex: none; width: 28px; height: 28px; color: var(--amber-ink); margin-top: 2px; }
.callout p { margin: 0; color: var(--text-2); }
.callout strong { color: var(--text); }

.grid { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 22px; box-shadow: var(--shadow); transition: transform .2s, border-color .2s; position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; inset: 0 0 auto; height: 3px; background: var(--grad); opacity: 0; transition: opacity .2s; }
.card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.card:hover::before { opacity: 1; }
.card p { margin: 0; color: var(--text-2); font-size: .97rem; }
.ico { width: 44px; height: 44px; border-radius: 12px; background: var(--grad); color: #fff; display: grid; place-items: center; margin-bottom: 14px; box-shadow: 0 8px 18px -8px rgba(217, 72, 15, .7); }
.ico svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* how */
.how { display: grid; grid-template-columns: 1fr; gap: 28px; }
.how .diagram { max-width: 1000px; width: 100%; margin-inline: auto; }
.diagram { background: var(--card); border: 1px solid var(--border); border-radius: 22px; padding: clamp(8px, 2vw, 18px); box-shadow: var(--shadow); }
.diagram .sv .t1 { fill: var(--text); } .diagram .sv .t2 { fill: var(--text-2); } .diagram .sv .t3 { fill: var(--amber-ink); }
.diagram .sv .node { fill: var(--bg-soft); stroke: var(--border); }
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; gap: 22px 20px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.steps li { counter-increment: s; display: grid; grid-template-columns: 38px 1fr; gap: 14px; }
.steps li::before { content: counter(s); width: 38px; height: 38px; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 800; display: grid; place-items: center; }
.steps p { margin: 0; color: var(--text-2); font-size: .97rem; }
.steps b { color: var(--text); }

/* split / steam */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.list { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.list li { position: relative; padding-left: 28px; color: var(--text-2); }
.list li::before { content: ''; position: absolute; left: 0; top: .5em; width: 16px; height: 16px; border-radius: 5px; background: var(--grad); -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3.2 3L13 4.5' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3 8.5l3.2 3L13 4.5' fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat; background: var(--accent); }
.list b, .list strong { color: var(--text); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 0; padding: 0; list-style: none; }
.chips li { font-family: var(--mono); font-size: 13px; background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 3px 10px; }

/* shots */
.shots { display: grid; grid-template-columns: 1.1fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 940px) { .shots { grid-template-columns: 1fr; } }
figure { margin: 0; }
figure img { border-radius: 16px; border: 1px solid var(--border); box-shadow: var(--shadow); width: 100%; }
figcaption { font-size: 13.5px; color: var(--muted); margin-top: 10px; }
.mock { background: #141828; border-radius: 16px; border: 1px solid #444b5f; box-shadow: var(--shadow); overflow: hidden; color: #edf0f4; font-family: var(--sans); }
.mock .bar { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid #444b5f; }
.mock .bar div:first-child { flex: 1; min-width: 0; }
.mock .bar strong { display: block; font-weight: 500; font-size: 20px; line-height: 1.2; }
.mock .bar small { color: #7f8aa3; font-size: 11px; }
.mock .port { color: #acb4c0; font-size: 13px; display: flex; align-items: center; gap: 6px; }
.mock .port span { border-bottom: 1px solid #acb4c0; padding: 0 8px; }
.mock .pw { display: inline-flex; background: #4b5268; border-radius: 14px; height: 34px; align-items: center; }
.mock .pw span { font-size: 12px; font-weight: 500; padding: 7px 14px; color: #e3e7ed; }
.mock .pw span.on { background: #141828; border-radius: 12px; margin: 3px; padding: 6px 12px; }
.mock .body { padding: 18px; display: grid; gap: 12px; }
.mock .lab { font-size: 13px; font-weight: 500; margin: 0; }
.mock .sub { color: #acb4c0; font-size: 12.5px; margin: 0; }
.mock .panel { background: #23283d; border: 1px solid #444b5f; border-radius: 14px; padding: 12px 14px; display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.mock .panel p { margin: 0; }
.mock .row { display: flex; align-items: center; justify-content: space-between; padding: 8px 0; }
.mock .row small { color: #acb4c0; display: block; font-size: 11.5px; }
.mock .row b { font-weight: 500; font-size: 13.5px; }
.mock .pct { border-bottom: 1px solid #acb4c0; padding: 0 8px; color: #edf0f4; font-size: 14px; }
.mock .log { background: #23283d; border-radius: 12px; padding: 12px 14px; font-size: 11.5px; line-height: 1.6; color: #acb4c0; font-family: var(--mono); overflow-wrap: anywhere; }

/* code */
.qs { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 960px) { .qs { grid-template-columns: 1fr; } }
.qs .card h3 { display: flex; align-items: center; gap: 10px; }
.badge { font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--accent-ink); background: var(--accent-soft); padding: 2px 8px; border-radius: 999px; }
.code { position: relative; margin: 12px 0; }
pre { margin: 0; background: #1a0d0b; color: #ffe9db; border: 1px solid rgba(255, 150, 90, .22); border-radius: 12px; padding: 14px 16px; overflow-x: auto; font: 13.5px/1.6 var(--mono); }
pre .c { color: #b9917f; }
pre .k { color: #ffb86b; }
.copy { position: absolute; top: 8px; right: 8px; font: 600 11.5px var(--sans); background: rgba(255, 255, 255, .09); color: #ffe9db; border: 1px solid rgba(255, 190, 150, .3); border-radius: 8px; padding: 4px 10px; cursor: pointer; }
.copy:hover { background: rgba(255, 255, 255, .16); }
.num { margin: 0; padding-left: 20px; display: grid; gap: 8px; color: var(--text-2); font-size: .97rem; }
.num b { color: var(--text); }
.note { font-size: 13.5px; color: var(--muted); margin: 10px 0 0; }
.req { color: var(--text-2); font-size: .97rem; margin: 0 0 6px; }

/* limits */
.limits { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
@media (max-width: 760px) { .limits { grid-template-columns: 1fr; } }
.limits .card { padding: 18px 20px; display: grid; grid-template-columns: 30px 1fr; gap: 12px; }
.limits .card svg { width: 24px; height: 24px; color: var(--amber-ink); fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; margin-top: 2px; }

/* faq */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 14px; }
.faq details[open] { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); box-shadow: var(--shadow); }
.faq summary { cursor: pointer; padding: 16px 20px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary h3 { margin: 0; font-size: 1.02rem; }
.faq summary::after { content: '+'; font-size: 22px; line-height: 1; color: var(--accent); transition: transform .2s; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .ans { padding: 0 20px 18px; color: var(--text-2); }
.faq .ans p { margin: 0 0 10px; } .faq .ans p:last-child { margin: 0; }

/* more strip */
.more { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 960px) { .more { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .more { grid-template-columns: 1fr; } }
.more a { display: block; text-decoration: none; color: var(--text); background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 16px 18px; transition: transform .2s, border-color .2s; }
.more a:hover { transform: translateY(-3px); border-color: var(--accent); }
.more b { display: block; font-size: 1rem; }
.more span { color: var(--text-2); font-size: .9rem; }

.final { text-align: center; }
.final .panel { background: radial-gradient(90% 120% at 50% 0%, #4a1812 0%, #1a0b0a 70%); color: #fff3ea; border-radius: 28px; padding: clamp(32px, 6vw, 60px) 20px; border: 1px solid rgba(255, 150, 90, .25); }
.final .panel h2 { margin-bottom: 10px; } .final .panel p { color: #e9c9bb; max-width: 56ch; margin: 0 auto; }
.final .btn:not(.primary) { background: rgba(255, 255, 255, .08); color: #fff3ea; border-color: rgba(255, 190, 150, .35); }

footer { border-top: 1px solid var(--border); padding: 40px 0 48px; font-size: 14px; color: var(--text-2); background: var(--bg-soft); }
footer .wrap { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; }
@media (max-width: 720px) { footer .wrap { grid-template-columns: 1fr; } }
footer p { margin: 0 0 8px; } footer .muted { color: var(--muted); font-size: 13px; }
footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }

/* 404 */
.nf { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: 40px 0; }
.nf .big { font: 800 clamp(5rem, 20vw, 10rem)/1 var(--display); margin: 0; letter-spacing: -.05em; }
.nf h1 { margin-top: 6px; }

/* reveal (only when JS runs) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  .sv .tokens { display: none; }
}
pre code { background: none; padding: 0; font-size: inherit; overflow-wrap: normal; }