/* Homepage. Shared colors and navigation come from brand_tokens.css/navbar.css.
   The base block (container, eyebrow, buttons, links, FAQ) is also used by the
   pricing and POS-integration pages, which share the home layout. Everything
   animated is decorative, pauses off-screen, and is removed under
   prefers-reduced-motion. Gold is money; dashed white-alpha is SatsRail. */

/* ── Base ─────────────────────────────────────────────────────────────── */
.rail-home { margin:0; background:var(--ink); color:var(--text); font-family:-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif; -webkit-font-smoothing:antialiased; overflow-x:clip; }
.rail-home * { box-sizing:border-box; }
.rail-home main a:not(.btn-navbar):not(.dropdown-item) { color:inherit; text-underline-offset:4px; }
.rail-home :focus-visible { outline:2px solid var(--bitcoin-orange); outline-offset:5px; }
.rail-home [hidden] { display:none!important; }
.rail-container { width:min(1200px,calc(100% - 96px)); margin-inline:auto; }
.rail-skip { position:fixed; top:-100px; left:20px; z-index:1100; padding:12px 20px; background:var(--bitcoin-orange); color:var(--ink)!important; }
.rail-skip:focus { top:12px; }
.rail-home .navbar-public { background:rgba(10,10,10,.82); -webkit-backdrop-filter:saturate(1.4) blur(14px); backdrop-filter:saturate(1.4) blur(14px); border-bottom:1px solid rgba(255,255,255,.07); }
.rail-eyebrow { display:flex; align-items:center; flex-wrap:wrap; gap:10px; font:11px/1.7 var(--font-mono); letter-spacing:.12em; color:var(--bitcoin-orange); margin:0 0 28px; }
.rail-signal { position:relative; width:6px; height:6px; border-radius:50%; background:var(--bitcoin-orange); box-shadow:0 0 0 5px rgba(232,181,60,.08); }
.rail-signal::after { content:""; position:absolute; inset:-5px; border-radius:50%; border:1px solid var(--bitcoin-orange); opacity:0; animation:railPing 2.4s var(--ease-out) infinite; }
.rail-badge { display:inline-flex; padding:3px 8px; border-radius:var(--radius-pill); background:rgba(232,181,60,.12); border:1px solid rgba(232,181,60,.35); font-size:10px; letter-spacing:.1em; }
.rail-home h2 { font-size:clamp(38px,4.2vw,58px); font-weight:500; line-height:1.08; letter-spacing:-.05em; margin:0 0 22px; text-wrap:balance; }
.rail-home h2 span { color:#828578; }
.rail-button { position:relative; overflow:hidden; display:inline-flex; align-items:center; justify-content:center; gap:14px; min-height:52px; padding:14px 24px; background:var(--bitcoin-orange); color:var(--ink)!important; border:1px solid var(--bitcoin-orange); border-radius:6px; text-decoration:none; font-size:15px; font-weight:600; transition:background var(--t-base),transform var(--t-base) var(--ease-out),box-shadow var(--t-base); }
.rail-button::before { content:""; position:absolute; inset:0; background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%); transform:translateX(-120%); transition:transform .8s var(--ease-out); }
.rail-button:hover { background:#f0c14d; transform:translateY(-2px); box-shadow:0 10px 30px rgba(232,181,60,.25); }
.rail-button:hover::before { transform:translateX(120%); }
.rail-button i { transition:transform var(--t-base) var(--ease-out); }
.rail-button:hover i { transform:translateX(3px); }
.rail-button-glow { box-shadow:0 0 0 0 rgba(232,181,60,.4); animation:railGlow 3.2s ease-in-out infinite; }
.rail-text-link { display:inline-flex; align-items:center; gap:10px; min-height:44px; font-size:15px; font-weight:500; text-decoration:none; }
.rail-text-link i { transition:transform var(--t-base) var(--ease-out); }
.rail-text-link:hover { color:var(--bitcoin-orange); }
.rail-text-link:hover i.bi-arrow-right, .rail-text-link:hover i.bi-arrow-up-right { transform:translateX(3px); }
.rail-actions { display:flex; align-items:center; gap:26px; flex-wrap:wrap; }
.rail-fine { font-size:14px; line-height:1.9; color:#999b92; margin:23px 0 0; }
.rail-fine a { color:#aaa99f; }
ul.rail-fine { list-style:none; padding:0; display:flex; flex-wrap:wrap; gap:6px 22px; }
ul.rail-fine i { color:var(--bitcoin-orange); margin-right:4px; }

/* Entrance and reveal. Content is visible without JS; home.js opts in. */
.rail-load { animation:railUp .9s var(--ease-out) both; animation-delay:calc(var(--d,0) * 90ms + 60ms); }
.rail-reveal-ready [data-reveal] { opacity:0; transform:translateY(28px); transition:opacity .9s var(--ease-out),transform .9s var(--ease-out); }
.rail-reveal-ready [data-reveal].is-in { opacity:1; transform:none; }

/* ── Hero ─────────────────────────────────────────────────────────────── */
.rail-hero { position:relative; overflow:hidden; padding-top:40px; isolation:isolate; }
.rail-hero-glow { position:absolute; inset:-20% -10% 0; z-index:-1; pointer-events:none; background:radial-gradient(ellipse 45% 40% at 14% 30%,rgba(232,181,60,.14),transparent 70%),radial-gradient(ellipse 40% 45% at 82% 52%,rgba(247,147,26,.14),transparent 70%); animation:railDrift 18s ease-in-out infinite alternate; }
.rail-hero::after { content:""; position:absolute; inset:0; z-index:-1; pointer-events:none; background-image:linear-gradient(rgba(232,181,60,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(232,181,60,.045) 1px,transparent 1px); background-size:48px 48px; -webkit-mask-image:radial-gradient(ellipse 60% 55% at 70% 45%,#000 20%,transparent 75%); mask-image:radial-gradient(ellipse 60% 55% at 70% 45%,#000 20%,transparent 75%); }
.rail-hero-grid { display:grid; grid-template-columns:1fr 1.02fr; gap:40px; align-items:center; }
.rail-hero h1 { font-size:clamp(46px,5.3vw,76px); font-weight:500; line-height:1.03; letter-spacing:-.05em; margin:0 0 26px; text-wrap:balance; }
.rail-hero h1 span { display:inline-block; color:var(--bitcoin-orange); background:linear-gradient(100deg,#f0c14d 10%,var(--btc-orange) 50%,#f0c14d 90%); background-size:200% 100%; -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; animation:railSheen 6s ease-in-out infinite; }
/* The label wraps on phones: keep the signal beside its first line. */
.rail-hero .rail-eyebrow { flex-wrap:nowrap; align-items:flex-start; }
.rail-hero .rail-eyebrow .rail-signal { flex:none; margin-top:calc(.85em - 3px); }
.rail-lead { color:#babbb4; font-size:19px; line-height:1.7; letter-spacing:-.012em; margin:0 0 32px; max-width:560px; }
.rail-lead em { font-style:normal; color:var(--text); }
.rail-hero .rail-text-link i.bi-lightning-charge-fill { color:var(--bitcoin-orange); }

/* The stage. Sized in container units so it scales as one picture. */
.rail-stage-wrap { position:relative; margin:0; min-width:0; scroll-margin-top:100px; }
.rail-stage { position:relative; container-type:inline-size; width:100%; max-width:600px; aspect-ratio:100/108; margin-inline:auto; }
.rail-stage-lines { position:absolute; inset:0; width:100%; height:100%; overflow:visible; z-index:4; pointer-events:none; }
.rail-money-path { fill:none; stroke:url(#railMoney); stroke-width:2.5; vector-effect:non-scaling-stroke; stroke-linecap:round; stroke-dasharray:6 8; opacity:.75; animation:railDash 1.2s linear infinite; }
.rail-signal-path { fill:none; stroke:rgba(255,255,255,.34); stroke-width:1.25; vector-effect:non-scaling-stroke; stroke-dasharray:3 5; }
.rail-sats circle { fill:#f0c14d; opacity:0; filter:drop-shadow(0 0 1.2px rgba(247,147,26,.9)); }
.rail-ping { fill:#fff; opacity:0; }

.rail-phone { position:absolute; left:2cqw; top:5cqw; width:44cqw; z-index:1; padding:1.4cqw; border-radius:6cqw; background:linear-gradient(160deg,#262624,#0d0d0d 60%); border:1px solid rgba(255,255,255,.16); box-shadow:0 3cqw 9cqw rgba(0,0,0,.55),0 0 0 .5cqw rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.12); transform:perspective(1200px) rotateY(9deg) rotateX(2deg); transform-origin:left center; transition:transform .8s var(--ease-out); }
.rail-stage:hover .rail-phone { transform:perspective(1200px) rotateY(4deg) rotateX(1deg); }
.rail-screen-button { display:block; border:0; padding:0; width:100%; background:#fff; position:relative; cursor:zoom-in; border-radius:4.6cqw; overflow:hidden; }
.rail-screen-button img { display:block; width:100%; height:auto; }
.rail-scan { position:absolute; left:22%; width:56%; top:34%; height:35%; border-radius:6px; pointer-events:none; opacity:0; }
.rail-scan::before { content:""; position:absolute; left:-4%; right:-4%; height:2px; top:0; background:linear-gradient(90deg,transparent,var(--btc-orange),transparent); box-shadow:0 0 12px 2px rgba(247,147,26,.55); }
.rail-stage.is-scanning .rail-scan { opacity:1; box-shadow:0 0 0 2px rgba(232,181,60,.75),0 0 30px rgba(232,181,60,.35); }
.rail-stage.is-scanning .rail-scan::before { animation:railScan 1.1s var(--ease-in-out) 1 both; }
.rail-screen-expand { position:absolute; bottom:12px; right:10px; display:flex; align-items:center; gap:7px; padding:7px 10px; background:var(--ink); color:#f1f1e9; border:1px solid #3b3b35; border-radius:4px; font-size:11px; opacity:0; transition:opacity .15s; }
.rail-screen-button:hover .rail-screen-expand,.rail-screen-button:focus-visible .rail-screen-expand { opacity:1; }

.rail-node { position:absolute; right:0; top:2cqw; width:42cqw; z-index:3; padding:2.4cqw 2.8cqw; border-radius:2.4cqw; background:rgba(21,21,21,.86); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px); border:1px dashed rgba(255,255,255,.26); box-shadow:0 2cqw 6cqw rgba(0,0,0,.45); }
.rail-node-head { display:flex; align-items:center; gap:1.4cqw; margin-bottom:1.6cqw; font-size:max(11px,2.6cqw); }
.rail-node-head img { width:3.4cqw; height:3.4cqw; min-width:14px; min-height:14px; }
.rail-node-head strong { font-weight:600; }
.rail-node-head span { margin-left:auto; font:max(8px,1.6cqw) var(--font-mono); letter-spacing:.1em; color:#8f9185; }
.rail-node ul { list-style:none; margin:0; padding:0; }
.rail-node li { display:flex; align-items:center; gap:1.4cqw; font-size:max(10px,2.35cqw); color:#8b8d82; padding:.7cqw 0; transition:color .3s; }
.rail-node li i { display:inline-grid; place-items:center; width:3cqw; height:3cqw; min-width:12px; min-height:12px; border-radius:50%; border:1px solid #45463e; font-size:max(8px,1.7cqw); color:transparent; transition:all .35s var(--ease-out); }
.rail-node li.is-on { color:var(--text); }
.rail-node li.is-on i { background:var(--bitcoin-orange); border-color:var(--bitcoin-orange); color:var(--ink); transform:scale(1.08); }
.rail-node .rail-node-held { color:#b9bbb0; border-top:1px solid #2c2d27; margin-top:.8cqw; padding-top:1.4cqw; }
.rail-node .rail-node-held i { border:0; color:#8f9185; font-size:max(10px,2.4cqw); }
.rail-node-held b { margin-left:auto; font:600 max(10px,2.4cqw) var(--font-mono); color:var(--bitcoin-orange); }
.rail-stage:not(.is-live) .rail-node li:not(.rail-node-held) { color:var(--text); }
.rail-stage:not(.is-live) .rail-node li:not(.rail-node-held) i { background:var(--bitcoin-orange); border-color:var(--bitcoin-orange); color:var(--ink); }

.rail-wallet { position:absolute; right:0; top:56cqw; width:52cqw; z-index:3; padding:2.6cqw 2.8cqw 2cqw; border-radius:2.8cqw; background:linear-gradient(150deg,#1f1c12,#111 55%); border:1px solid rgba(232,181,60,.35); box-shadow:0 3cqw 8cqw rgba(0,0,0,.5),0 0 8cqw rgba(232,181,60,.06); transition:box-shadow .5s,border-color .5s; }
.rail-wallet.is-hit { border-color:rgba(232,181,60,.8); box-shadow:0 3cqw 8cqw rgba(0,0,0,.5),0 0 10cqw rgba(232,181,60,.2); }
.rail-wallet-top { display:flex; justify-content:space-between; align-items:center; font:max(8px,1.7cqw) var(--font-mono); letter-spacing:.1em; color:#b0a273; }
.rail-live { display:inline-flex; align-items:center; gap:.8cqw; color:var(--bitcoin-orange); }
.rail-live span { width:1.2cqw; height:1.2cqw; min-width:5px; min-height:5px; border-radius:50%; background:var(--bitcoin-orange); animation:railBlink 1.6s ease-in-out infinite; }
.rail-wallet-balance { margin:1.8cqw 0 1.2cqw; }
.rail-wallet-balance small { display:block; font-size:max(9px,1.9cqw); color:#8f9185; }
.rail-wallet-balance strong { display:block; font-size:max(22px,6.6cqw); font-weight:500; letter-spacing:-.045em; line-height:1.15; font-variant-numeric:tabular-nums; }
.rail-wallet-feed { list-style:none; margin:0; padding:0; border-top:1px solid rgba(255,255,255,.08); }
.rail-wallet-feed li { display:flex; align-items:center; gap:1.3cqw; padding:1.3cqw 0; font-size:max(10px,2.3cqw); border-bottom:1px solid rgba(255,255,255,.06); color:#c9cbc0; }
.rail-wallet-feed li i { color:var(--bitcoin-orange); font-size:max(9px,2cqw); }
.rail-wallet-feed li span { flex:1; min-width:0; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.rail-wallet-feed li em { font:normal max(7px,1.5cqw) var(--font-mono); letter-spacing:.08em; color:#9d9f93; border:1px solid #3a3b33; border-radius:3px; padding:.2cqw .8cqw; }
.rail-wallet-feed li b { font-weight:600; color:var(--bitcoin-orange); font-variant-numeric:tabular-nums; }
.rail-wallet-feed li.is-new { animation:railFeedIn .7s var(--ease-out) both; }
.rail-wallet-feed li.is-new b { animation:railFlash 1.4s ease-out both; }
.rail-wallet-foot { display:flex; align-items:center; gap:1cqw; margin:1.6cqw 0 0; font-size:max(9px,1.9cqw); color:#9fa195; }
.rail-wallet-foot i { color:var(--bitcoin-orange); }

.rail-stage-wrap figcaption { display:flex; justify-content:center; align-items:center; flex-wrap:wrap; gap:6px 10px; font-size:12px; color:#8f9185; margin-top:6px; }
.rail-key { display:inline-block; width:22px; height:0; border-top:2.5px solid var(--bitcoin-orange); border-radius:2px; }
.rail-key-signal { border-top:1.5px dashed rgba(255,255,255,.45); margin-left:8px; }
.rail-caption-note { color:#6f7167; }

.rail-principles { display:grid; grid-template-columns:repeat(4,auto); justify-content:space-between; gap:20px; margin-top:34px; padding:26px 0; border-top:1px solid #2b2b24; }
.rail-principles>div { display:flex; align-items:center; gap:12px; }
.rail-principles strong,.rail-principles i { font-size:22px; font-weight:400; color:var(--bitcoin-orange); }
.rail-principles span { color:#afafa5; font-size:14px; }

/* ── Wallet marquee ───────────────────────────────────────────────────── */
.rail-wallets { padding:34px 0 38px; border-top:1px solid #1e1f1a; border-bottom:1px solid #1e1f1a; background:#0d0d0c; }
.rail-wallets>p:first-child { text-align:center; font:11px var(--font-mono); letter-spacing:.12em; text-transform:uppercase; color:#8f9185; margin:0 0 20px; }
.rail-marquee { overflow:hidden; -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent); mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent); }
.rail-marquee-track { display:flex; width:max-content; animation:railMarquee 48s linear infinite; }
.rail-marquee:hover .rail-marquee-track { animation-play-state:paused; }
.rail-marquee-track span { flex:none; padding:0 30px; font-size:22px; font-weight:600; letter-spacing:-.03em; color:#85877c; transition:color .2s; white-space:nowrap; }
.rail-marquee-track span::after { content:"⚡"; font-size:12px; margin-left:60px; opacity:.35; filter:grayscale(1); }
.rail-marquee-track span:hover { color:var(--text); }

/* ── Where the money goes ─────────────────────────────────────────────── */
.rail-flow-section { padding:110px 0 90px; position:relative; }
.rail-flow-head { display:flex; justify-content:space-between; align-items:flex-end; gap:40px; margin-bottom:20px; }
.rail-flow-head h2 { max-width:760px; margin:0; }
.rail-toggle { flex:none; display:inline-flex; padding:4px; border-radius:var(--radius-pill); background:#161614; border:1px solid #2e2f28; }
.rail-toggle button { border:0; background:transparent; color:#9fa195; font-size:14px; font-weight:500; padding:10px 18px; border-radius:var(--radius-pill); cursor:pointer; display:inline-flex; gap:6px; align-items:center; transition:background .3s,color .3s; }
.rail-toggle button[aria-pressed="true"] { background:var(--text); color:var(--ink); }
.rail-toggle button[data-flow-mode="rail"][aria-pressed="true"] { background:var(--bitcoin-orange); }

.rail-flow { position:relative; display:grid; grid-template-columns:1fr 1.2fr 1fr; align-items:center; min-height:300px; padding:110px 0 40px; }
.rail-flow-track { position:absolute; left:10%; right:10%; top:50%; height:2px; }
.rail-flow-line { position:absolute; inset:0; background:linear-gradient(90deg,var(--bitcoin-orange) 0 45%,transparent 45% 55%,rgba(255,255,255,.18) 55%); transition:background .6s; }
.rail-flow[data-mode="rail"] .rail-flow-line { background:linear-gradient(90deg,#f0c14d,var(--btc-orange)); box-shadow:0 0 18px rgba(247,147,26,.45); }
.rail-flow-dot { position:absolute; top:50%; left:0; width:12px; height:12px; margin:-6px 0 0 -6px; border-radius:50%; background:#f0c14d; box-shadow:0 0 12px rgba(247,147,26,.9); opacity:0; }
.rail-flow[data-mode="card"].is-playing .rail-flow-dot { animation:flowHold 3.6s var(--ease-in-out) infinite; }
.rail-flow[data-mode="card"].is-playing .rail-flow-dot:nth-child(3) { animation-delay:.25s; }
.rail-flow[data-mode="card"].is-playing .rail-flow-dot:nth-child(4) { animation-delay:.5s; }
.rail-flow[data-mode="card"].is-playing .rail-flow-dot:nth-child(5) { animation:flowLater 3.6s ease-in infinite; background:#8f9185; box-shadow:none; width:9px; height:9px; margin:-4.5px 0 0 -4.5px; }
.rail-flow[data-mode="rail"].is-playing .rail-flow-dot { animation:flowDirect 1.5s cubic-bezier(.5,0,.3,1) infinite; }
.rail-flow[data-mode="rail"].is-playing .rail-flow-dot:nth-child(3) { animation-delay:.35s; }
.rail-flow[data-mode="rail"].is-playing .rail-flow-dot:nth-child(4) { animation-delay:.7s; }
.rail-flow[data-mode="rail"].is-playing .rail-flow-dot:nth-child(5) { animation-delay:1.05s; }

.rail-flow-node { position:relative; z-index:1; display:flex; flex-direction:column; align-items:center; text-align:center; gap:6px; }
.rail-flow-node>i, .rail-flow-face>i, .rail-flow-face>img { display:grid; place-items:center; width:64px; height:64px; border-radius:18px; background:#171715; border:1px solid #34352d; font-size:26px; color:var(--text); margin-bottom:8px; }
.rail-flow-face>img { padding:17px; }
.rail-flow-node strong { font-size:18px; font-weight:500; letter-spacing:-.02em; }
.rail-flow-node>span, .rail-flow-face span { font-size:14px; color:#9fa195; line-height:1.55; }
.rail-flow-face>div { text-align:center; }
.rail-flow-face strong { display:block; margin-bottom:6px; }
.rail-flow-to>i { border-color:rgba(232,181,60,.5); color:var(--bitcoin-orange); background:#1b1912; }
.rail-flow[data-mode="rail"] .rail-flow-to>i { box-shadow:0 0 0 6px rgba(232,181,60,.08),0 0 40px rgba(232,181,60,.25); animation:railHit 1.5s ease-out infinite; }
.rail-flow-middle { display:grid; justify-items:center; }
.rail-flow-face { grid-area:1/1; position:relative; display:flex; flex-direction:column; align-items:center; gap:6px; padding:22px 26px; border-radius:16px; transition:opacity .5s,transform .7s var(--ease-out); }
.rail-flow-face.is-card { background:#131312; border:1px solid #3a3a33; }
.rail-flow-face.is-card>i { background:#221f18; color:#d9dacf; }
.rail-flow[data-mode="card"].is-playing .rail-flow-face.is-card { animation:railHold 3.6s ease-in-out infinite; }
.rail-flow-face.is-rail { border:1px dashed rgba(255,255,255,.3); background:rgba(21,21,21,.9); }
.rail-flow-face.is-rail::before, .rail-flow-face.is-rail::after { content:""; position:absolute; bottom:-34px; height:32px; border-left:1.5px dashed rgba(255,255,255,.3); }
.rail-flow-face.is-rail::before { left:30%; }
.rail-flow-face.is-rail::after { right:30%; }
.rail-flow[data-mode="card"] .rail-flow-face.is-rail { opacity:0; transform:translateY(-40px); pointer-events:none; }
.rail-flow[data-mode="rail"] .rail-flow-face.is-card { opacity:0; transform:scale(.9); }
.rail-flow[data-mode="rail"] .rail-flow-face.is-rail { opacity:1; transform:translateY(-136px); }
.rail-flow[data-mode="card"] .when-rail, .rail-flow[data-mode="rail"] .when-card { display:none; }

.rail-flow-facts { display:grid; grid-template-columns:repeat(4,1fr); margin:24px 0 0; border-top:1px solid #2b2b24; }
.rail-flow-facts>div { padding:26px 22px 0 0; }
.rail-flow-facts dt { font:11px var(--font-mono); letter-spacing:.1em; text-transform:uppercase; color:#8f9185; font-weight:400; margin-bottom:12px; }
.rail-flow-facts dd { margin:0; display:flex; flex-direction:column; gap:6px; }
.rail-flow-facts dd span { font-size:24px; letter-spacing:-.03em; line-height:1.25; transition:color .5s,opacity .5s; }
.rail-flow-facts dd .when-card { color:#76786e; text-decoration:line-through; text-decoration-color:rgba(255,255,255,.25); text-decoration-thickness:1px; font-size:17px; }
.rail-flow-facts dd .when-rail { color:var(--bitcoin-orange); }
.rail-flow-facts[data-mode="card"] dd .when-card { color:var(--text); text-decoration-color:transparent; font-size:24px; }
.rail-flow-facts[data-mode="card"] dd .when-rail { opacity:.7; font-size:17px; }
.rail-flow-facts sup { font-size:.55em; color:#8f9185; }
.rail-flow-note { margin:26px 0 0; font-size:13px; color:#7e8076; max-width:760px; line-height:1.7; }

/* Every flow: the custody promise for bitcoin and cards alike, and the card
   option, under the comparison. */
.rail-every { display:grid; grid-template-columns:1.25fr 1fr; gap:48px; align-items:center; margin-top:48px; padding-top:36px; border-top:1px solid #2b2b24; scroll-margin-top:100px; }
.rail-every-promise .rail-eyebrow { margin-bottom:16px; }
.rail-every-promise p:not(.rail-eyebrow) { margin:0; font-size:21px; line-height:1.6; letter-spacing:-.02em; color:#babbb4; }
.rail-every-promise strong { font-weight:500; color:var(--text); }
.rail-every-cards { display:flex; gap:18px; align-items:flex-start; padding:26px; border-radius:16px; background:#131312; border:1px solid #2e2f28; }
.rail-every-cards>i { flex:none; display:grid; place-items:center; width:48px; height:48px; border-radius:14px; background:#1b1912; border:1px solid rgba(232,181,60,.5); color:var(--bitcoin-orange); font-size:22px; }
.rail-home .rail-every-cards h3 { font-size:19px; font-weight:500; letter-spacing:-.02em; margin:2px 0 8px; }
.rail-every-cards p { margin:0 0 6px; font-size:15px; line-height:1.65; color:#9fa195; }
.rail-every-cards a { display:inline-flex; align-items:center; gap:10px; min-height:44px; font-size:14px; font-weight:600; text-decoration:none; }
.rail-every-cards a:hover { color:var(--bitcoin-orange); }

/* ── Ways to sell (editorial light surface) ───────────────────────────── */
.rail-ways-section { scroll-margin-top:78px; padding:100px 0 60px; background:#efefe9; color:#1c1d18; }
.rail-ways-section .rail-eyebrow { color:#716c54; }
.rail-section-heading { position:relative; margin-bottom:44px; }
.rail-tabs:not(.is-ready) .rail-tablist { display:none; }
.rail-tabs:not(.is-ready) .rail-panel + .rail-panel { margin-top:14px; }
.rail-tablist { display:grid; grid-template-columns:repeat(6,1fr); border-top:1px solid #cccdbf; }
.rail-tablist button { position:relative; text-align:left; background:none; border:0; padding:20px 20px 22px 0; font-size:17px; font-weight:500; letter-spacing:-.02em; color:#7a7d6f; cursor:pointer; transition:color .3s; }
.rail-tablist button span { display:block; font:10px var(--font-mono); letter-spacing:.09em; color:#9a9c8e; margin-bottom:6px; }
.rail-tablist button[aria-selected="true"] { color:#1c1d18; }
.rail-tablist button:hover { color:#1c1d18; }
.rail-tab-progress { position:absolute; left:0; right:14px; top:-1px; height:2px; background:#1c1d18; transform:scaleX(0); transform-origin:left; }
.rail-tablist button[aria-selected="true"] .rail-tab-progress { transform:scaleX(1); background:var(--bitcoin-orange-dark); }
.rail-tabs.is-auto .rail-tablist button[aria-selected="true"] .rail-tab-progress { animation:railProgress 6.5s linear both; }
.rail-panel { display:grid; grid-template-columns:.85fr 1.15fr; gap:60px; align-items:center; padding:36px 0 10px; }
.rail-panel-copy h3 { font-size:clamp(28px,3vw,38px); font-weight:500; letter-spacing:-.045em; line-height:1.1; margin:0 0 16px; }
.rail-panel-copy p { font-size:18px; color:#5e6155; line-height:1.65; margin:0 0 22px; }
.rail-panel-copy a { display:inline-flex; align-items:center; gap:10px; min-height:44px; font-size:15px; font-weight:600; text-decoration:none; border-bottom:1px solid #1c1d18; }
.rail-panel-visual { position:relative; min-height:300px; border-radius:18px; overflow:hidden; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-panel-visual > * { animation:railUp .7s var(--ease-out) both; }

.rail-chat { background:#fff; border:1px solid #d7d8cb; padding:30px; display:flex; flex-direction:column; gap:12px; box-shadow:0 30px 60px -30px rgba(35,35,20,.25); }
.rail-chat p { margin:0; max-width:78%; padding:12px 16px; border-radius:18px; font-size:15px; line-height:1.45; }
.rail-chat-in { background:#ececE5; align-self:flex-start; border-bottom-left-radius:5px; }
.rail-chat-out { background:#1c1d18; color:#f4f4ee; align-self:flex-end; border-bottom-right-radius:5px; }
.rail-chat-link { align-self:flex-end; display:flex; gap:12px; align-items:center; width:78%; padding:12px; border-radius:14px; background:#f6f6f1; border:1px solid #deded2; }
.rail-chat-link-icon { flex:none; display:grid; place-items:center; width:42px; height:42px; border-radius:10px; background:var(--bitcoin-orange); color:var(--ink); font-size:20px; }
.rail-chat-link strong { display:block; font-size:15px; font-weight:600; }
.rail-chat-link small { font:12px var(--font-mono); color:#76786b; }
.rail-chat-paid { align-self:center; max-width:none!important; font-size:13px!important; color:#5d5a3f; background:rgba(232,181,60,.18); border:1px solid rgba(184,134,11,.3); border-radius:var(--radius-pill)!important; }
.rail-chat-paid i { color:var(--bitcoin-orange-dark); margin-right:4px; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-chat > :nth-child(2) { animation-delay:.35s; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-chat > :nth-child(3) { animation-delay:.7s; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-chat > :nth-child(4) { animation:railPop .6s var(--ease-out) 1.6s both; }

.rail-code { background:#141412; color:#d8d9cf; padding:28px; display:flex; flex-direction:column; justify-content:center; gap:22px; box-shadow:0 30px 60px -30px rgba(35,35,20,.45); }
.rail-code pre { margin:0; font:14px/1.75 var(--font-mono); white-space:pre-wrap; word-break:break-word; color:#d8d9cf; }
.rail-code .t-tag { color:var(--btc-orange); }
.rail-code .t-attr { color:#f0c14d; }
.rail-code .t-str { color:#c9cabf; }
.rail-code .t-com { color:#6f7167; }
.rail-code-result { display:flex; align-items:center; gap:16px; flex-wrap:wrap; font-size:13px; color:#8f9185; }
.rail-fake-button { display:inline-flex; align-items:center; gap:8px; padding:11px 18px; border-radius:8px; background:var(--bitcoin-orange); color:var(--ink); font-weight:600; font-size:14px; box-shadow:0 8px 24px rgba(232,181,60,.25); }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-code-result { animation-delay:.5s; }

.rail-terminal { background:#141412; color:var(--text); padding:26px 28px; box-shadow:0 30px 60px -30px rgba(35,35,20,.45); display:flex; flex-direction:column; justify-content:center; }
.rail-terminal-head { display:flex; justify-content:space-between; font:11px var(--font-mono); letter-spacing:.1em; color:#8f9185; margin-bottom:16px; }
.rail-terminal ul { list-style:none; padding:0; margin:0 0 6px; }
.rail-terminal li { display:flex; justify-content:space-between; padding:9px 0; font-size:15px; border-bottom:1px solid #2a2b25; color:#c9cbc0; }
.rail-terminal-total { display:flex; justify-content:space-between; align-items:baseline; margin:12px 0 18px; }
.rail-terminal-total span { color:#8f9185; }
.rail-terminal-total strong { font-size:40px; font-weight:500; letter-spacing:-.04em; }
.rail-terminal-tenders { display:grid; grid-template-columns:1.3fr 1fr 1fr; gap:10px; }
.rail-terminal-tenders span { padding:12px; border-radius:8px; border:1px solid #34352d; font-size:14px; color:#9fa195; display:flex; gap:8px; align-items:center; justify-content:center; }
.rail-terminal-tenders .is-on { border-color:var(--bitcoin-orange); color:var(--bitcoin-orange); background:rgba(232,181,60,.1); box-shadow:0 0 24px rgba(232,181,60,.15); }
.rail-terminal-tenders.is-two { grid-template-columns:1.3fr 1fr; }

/* Storefront tab: the store page's own wording ("1 in order", "Shop from
   your AI assistant"), sample products. */
.rail-store { background:#fff; border:1px solid #d7d8cb; padding:26px; display:flex; flex-direction:column; justify-content:center; gap:16px; box-shadow:0 30px 60px -30px rgba(35,35,20,.25); }
.rail-store-head { display:flex; align-items:center; gap:12px; }
.rail-store-logo { flex:none; display:grid; place-items:center; width:38px; height:38px; border-radius:10px; background:var(--bitcoin-orange); color:var(--ink); font-weight:700; font-size:17px; }
.rail-store-head strong { display:block; font-size:16px; font-weight:600; letter-spacing:-.01em; }
.rail-store-head small { font:12px var(--font-mono); color:#76786b; }
.rail-store-grid { list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:10px; }
.rail-store-grid li { display:flex; flex-direction:column; gap:3px; padding:12px; border-radius:12px; background:#f6f6f1; border:1px solid #deded2; font-size:14px; }
.rail-store-grid li>i { display:grid; place-items:center; height:52px; margin-bottom:6px; border-radius:8px; background:#ececE5; color:#5d5a3f; font-size:22px; }
.rail-store-grid b { font-weight:600; }
.rail-store-grid em { font-style:normal; margin-top:6px; padding:7px 6px; border-radius:8px; text-align:center; font-size:12px; font-weight:600; background:#1c1d18; color:#f4f4ee; white-space:nowrap; }
.rail-store-grid .is-in em { background:rgba(232,181,60,.18); color:#5d5a3f; box-shadow:inset 0 0 0 1px rgba(184,134,11,.3); }
.rail-store-ai { display:flex; align-items:center; gap:12px; padding:12px 14px; border-radius:12px; border:1px dashed rgba(28,29,24,.32); }
.rail-store-ai>i { flex:none; display:grid; place-items:center; width:36px; height:36px; border-radius:10px; background:#1c1d18; color:var(--bitcoin-orange); font-size:18px; }
.rail-store-ai div { flex:1; min-width:0; }
.rail-store-ai strong { display:block; font-size:14px; font-weight:600; }
.rail-store-ai small { display:block; font:12px var(--font-mono); color:#76786b; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.rail-store-ai span { flex:none; font-size:12px; font-weight:600; padding:6px 12px; border-radius:var(--radius-pill); border:1px solid #cfd0c3; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-store > :nth-child(2) { animation-delay:.25s; }
.rail-tabs.is-ready .rail-panel:not([hidden]) .rail-store > :nth-child(3) { animation:railPop .6s var(--ease-out) .9s both; }

/* Subscriptions tab: one billing period, as its payment email shows it. */
.rail-sub-every { display:flex; flex-wrap:wrap; gap:6px; margin:0 0 10px; }
.rail-sub-every span { padding:5px 11px; border-radius:var(--radius-pill); border:1px solid #34352d; font-size:12px; color:#9fa195; }
.rail-sub-every .is-on { border-color:var(--bitcoin-orange); color:var(--bitcoin-orange); background:rgba(232,181,60,.1); }
.rail-sub-foot { display:flex; align-items:center; gap:8px; margin:14px 0 0; font-size:12px; color:#8f9185; }

.rail-more-ways { display:flex; justify-content:space-between; flex-wrap:wrap; gap:15px 25px; margin-top:44px; padding-top:24px; border-top:1px solid #cccdbf; }
.rail-more-ways a { text-decoration:none; color:#6c6f62; font-size:14px; line-height:1.8; }
.rail-more-ways strong { color:#303226; font-weight:500; }
.rail-more-ways i { margin-left:8px; }

/* ── Fee meter ────────────────────────────────────────────────────────── */
.rail-meter-section { padding:110px 0; border-top:1px solid #1e1f1a; background:linear-gradient(180deg,#0d0d0c,var(--ink)); }
.rail-meter-grid { display:grid; grid-template-columns:.9fr 1.1fr; gap:80px; align-items:center; }
.rail-meter-lead { font-size:18px; color:#9fa195; line-height:1.7; max-width:440px; }
.rail-meter { padding:36px; border-radius:18px; background:#131312; border:1px solid #2e2f28; box-shadow:0 40px 80px -40px rgba(0,0,0,.8); }
.rail-meter label { display:flex; justify-content:space-between; align-items:baseline; font-size:15px; color:#9fa195; margin-bottom:18px; }
.rail-meter output { font-size:44px; font-weight:500; letter-spacing:-.045em; color:var(--text); font-variant-numeric:tabular-nums; }
.rail-meter input[type=range] { --p:9.1%; -webkit-appearance:none; appearance:none; width:100%; height:8px; border-radius:99px; background:linear-gradient(90deg,var(--bitcoin-orange) var(--p),#2c2d27 var(--p)); outline:none; cursor:pointer; margin:0; }
.rail-meter input[type=range]::-webkit-slider-thumb { -webkit-appearance:none; width:28px; height:28px; border-radius:50%; background:var(--text); border:6px solid var(--bitcoin-orange); box-shadow:0 0 0 6px rgba(232,181,60,.15),0 6px 16px rgba(0,0,0,.5); transition:transform .2s; }
.rail-meter input[type=range]::-moz-range-thumb { width:18px; height:18px; border-radius:50%; background:var(--text); border:6px solid var(--bitcoin-orange); box-shadow:0 0 0 6px rgba(232,181,60,.15); }
.rail-meter input[type=range]:active::-webkit-slider-thumb { transform:scale(1.12); }
.rail-meter input[type=range]:focus-visible { outline:2px solid var(--bitcoin-orange); outline-offset:8px; }
.rail-meter-scale { display:flex; justify-content:space-between; font:11px var(--font-mono); color:#6f7167; margin:10px 0 30px; }
.rail-meter-bars { display:grid; gap:16px; }
.rail-meter-row { display:grid; grid-template-columns:130px 1fr 120px; gap:16px; align-items:center; font-size:14px; color:#b9bbb0; }
.rail-meter-row b { text-align:right; font-size:18px; font-weight:500; color:var(--text); font-variant-numeric:tabular-nums; }
.rail-meter-bar { height:14px; border-radius:99px; background:#1c1d19; overflow:hidden; }
.rail-meter-bar i { display:block; height:100%; width:var(--w); min-width:6px; border-radius:99px; transition:width .6s var(--ease-out); }
.rail-meter-bar .is-card { background:repeating-linear-gradient(135deg,#76786e 0 6px,#5f6158 6px 12px); }
.rail-meter-bar .is-rail { background:linear-gradient(90deg,#f0c14d,var(--btc-orange)); box-shadow:0 0 14px rgba(247,147,26,.5); }
.rail-meter-total { display:flex; justify-content:space-between; align-items:baseline; gap:20px; flex-wrap:wrap; margin:30px 0 0; padding-top:24px; border-top:1px solid #2c2d27; }
.rail-meter-total span { font-size:15px; color:#9fa195; }
.rail-meter-total strong { font-size:clamp(34px,4vw,50px); font-weight:500; letter-spacing:-.045em; color:var(--bitcoin-orange); font-variant-numeric:tabular-nums; }
.rail-meter-note { margin:14px 0 0; font-size:12px; line-height:1.7; color:#7e8076; }
.rail-meter-note a { color:#d0cbb3!important; }

/* ── Setup and pricing ────────────────────────────────────────────────── */
.rail-start-section { scroll-margin-top:78px; padding:110px 0; border-top:1px solid #1e1f1a; }
.rail-start-grid { display:grid; grid-template-columns:1.2fr 1fr; gap:120px; align-items:center; }
.rail-steps { list-style:none; padding:0; margin:35px 0 15px; position:relative; }
.rail-steps::before { content:""; position:absolute; left:6px; top:8px; bottom:32px; border-left:1px dashed #3a3b33; }
.rail-steps li { display:flex; gap:22px; padding:0 0 26px; position:relative; }
.rail-steps li>span { position:relative; flex:none; font:11px var(--font-mono); color:var(--bitcoin-orange); padding-top:5px; background:var(--ink); }
.rail-steps h3 { font-size:19px; font-weight:500; letter-spacing:-.02em; margin:0 0 6px; }
.rail-steps p { font-size:15px; color:#979a8d; line-height:1.7; margin:0; }
.rail-price-card { position:relative; padding:36px; border:1px solid #55503a; border-radius:14px; background:radial-gradient(ellipse at 90% 0,rgba(232,181,60,.1),transparent 68%),#0f0f0e; box-shadow:0 40px 80px -40px rgba(232,181,60,.2); }
.rail-price-top { display:flex; justify-content:space-between; font:11px var(--font-mono); letter-spacing:.1em; color:var(--bitcoin-orange); }
.rail-price-top i { font-size:21px; }
.rail-price { display:flex; align-items:baseline; gap:15px; margin:21px 0 8px; }
.rail-price strong { font-size:95px; font-weight:400; line-height:1.1; letter-spacing:-.07em; }
.rail-price span { color:#979a8c; font-size:15px; }
.rail-price-volume { color:#b6b9a9; font-size:16px; margin-bottom:25px; line-height:1.6; }
.rail-price-volume strong { font-weight:500; color:#e7e9df; }
.rail-price-promise { display:flex; align-items:center; gap:10px; font-size:14px; color:#b6b9a9; margin:13px 0; }
.rail-price-promise i { color:var(--bitcoin-orange); }
.rail-price-card .rail-button { width:100%; margin-top:18px; }
.rail-price-note { color:#9c9f91; font-size:13px; line-height:1.8; margin:18px 0 10px; }
.rail-price-details { display:flex; align-items:center; gap:12px; min-height:40px; font-size:13px; color:#ccc9b7!important; text-decoration:none; }

/* ── FAQ ──────────────────────────────────────────────────────────────── */
.rail-questions { padding:90px 0 100px; border-top:1px solid #282a22; }
.rail-faq-grid { display:grid; grid-template-columns:1fr 1.1fr; gap:80px; }
.rail-questions h2 { font-size:42px; }
.rail-questions .rail-eyebrow { font-size:10px; }
.rail-faq details { border-bottom:1px solid #303229; padding:20px 0; }
.rail-faq details:first-child { padding-top:0; }
.rail-faq summary { display:flex; align-items:center; justify-content:space-between; gap:22px; font-size:17px; line-height:1.7; cursor:pointer; list-style:none; transition:color .2s; }
.rail-faq summary:hover { color:var(--bitcoin-orange); }
.rail-faq summary::-webkit-details-marker { display:none; }
.rail-faq summary i { color:#91947f; transition:transform .3s var(--ease-out); }
.rail-faq details[open] summary i { transform:rotate(45deg); color:var(--bitcoin-orange); }
.rail-faq details[open] p { animation:railUp .45s var(--ease-out) both; }
.rail-faq p { font-size:16px; line-height:1.8; color:#9b9e8d; margin:15px 25px 0 0; }
.rail-faq a { color:#d0cbb3; }

/* ── Final call ───────────────────────────────────────────────────────── */
.rail-final { text-align:center; padding:130px 0 120px; position:relative; overflow:hidden; background:radial-gradient(ellipse 60% 70% at 50% 100%,rgba(232,181,60,.12),transparent 70%); border-top:1px solid #1e1f1a; }
.rail-final-rail { position:absolute; inset:0; display:grid; align-content:center; gap:70px; pointer-events:none; opacity:.9; }
.rail-final-rail span { position:relative; height:1px; background:rgba(232,181,60,.12); overflow:hidden; }
.rail-final-rail span::after { content:""; position:absolute; top:-1px; left:0; width:22%; height:3px; background:linear-gradient(90deg,transparent,#f0c14d,var(--btc-orange),transparent); filter:blur(.5px); transform:translateX(-120%); animation:railStreak 5.5s cubic-bezier(.6,0,.4,1) infinite; }
.rail-final-rail span:nth-child(2)::after { animation-delay:1.8s; animation-duration:4.6s; }
.rail-final-rail span:nth-child(3)::after { animation-delay:3.1s; animation-duration:6.2s; }
.rail-final .rail-container { position:relative; }
.rail-final .rail-eyebrow { justify-content:center; }
.rail-final h2 { font-size:clamp(56px,7vw,100px); line-height:1; letter-spacing:-.055em; margin:0 0 38px; }
.rail-final h2 span { color:var(--bitcoin-orange); background:linear-gradient(100deg,#f0c14d 10%,var(--btc-orange) 50%,#f0c14d 90%); background-size:200% 100%; -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; animation:railSheen 6s ease-in-out infinite; }
.rail-final-actions { display:flex; justify-content:center; align-items:center; gap:26px; flex-wrap:wrap; }
.rail-final-fine { margin:26px 0 0; font-size:13px; color:#8f9185; }

/* Mobile sticky CTA, revealed by home.js once the hero is out of view. */
.rail-sticky { position:fixed; left:0; right:0; bottom:0; z-index:1030; padding:12px 16px calc(12px + env(safe-area-inset-bottom)); background:rgba(10,10,10,.92); -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px); border-top:1px solid rgba(232,181,60,.3); transform:translateY(110%); transition:transform .35s var(--ease-out); display:none; }
.rail-sticky .rail-button { width:100%; min-height:48px; }
.rail-sticky.is-visible { transform:none; }

/* ── Modal ────────────────────────────────────────────────────────────── */
.rail-home .modal-content { background:var(--surface); color:var(--text); }
.rail-home .modal .text-muted { color:#aaa!important; }
.rail-home .modal .btn-close { filter:invert(1); }
.rail-home .modal .btn-bitcoin { background:var(--bitcoin-orange); color:var(--ink); }
.rail-preview-modal .modal-dialog { max-width:460px; }
.rail-preview-modal .modal-header { border-color:#33352a; }
.rail-home .rail-preview-modal h2 { font-size:18px; letter-spacing:-.02em; margin:0; }
.rail-preview-modal .modal-body { padding:18px; text-align:center; }
.rail-preview-modal img { display:block; width:100%; height:auto; border-radius:6px; }
.rail-preview-modal p { font-size:13px; color:#aaa99a; margin:15px 0 8px; }
.rail-preview-modal a { color:var(--bitcoin-orange); font-size:14px; }
.rail-preview-modal small { display:block; font-size:12px; color:#aaa99a; margin-top:8px; }

/* ── Keyframes ────────────────────────────────────────────────────────── */
@keyframes railUp { from { opacity:0; transform:translateY(18px); } to { opacity:1; transform:none; } }
@keyframes railPop { from { opacity:0; transform:scale(.85); } to { opacity:1; transform:none; } }
@keyframes railPing { 0% { opacity:.9; transform:scale(.6); } 100% { opacity:0; transform:scale(2.2); } }
@keyframes railGlow { 0%,100% { box-shadow:0 0 0 0 rgba(232,181,60,0); } 50% { box-shadow:0 0 0 6px rgba(232,181,60,.14),0 10px 40px rgba(232,181,60,.25); } }
@keyframes railSheen { 0%,100% { background-position:0% 0; } 50% { background-position:100% 0; } }
@keyframes railDrift { from { transform:translate3d(-2%,0,0) scale(1); } to { transform:translate3d(3%,2%,0) scale(1.08); } }
@keyframes railDash { to { stroke-dashoffset:-14; } }
@keyframes railScan { from { top:0; } to { top:calc(100% - 2px); } }
@keyframes railBlink { 0%,100% { opacity:1; } 50% { opacity:.25; } }
@keyframes railFeedIn { from { opacity:0; transform:translateY(-10px); background:rgba(232,181,60,.12); } to { opacity:1; transform:none; background:transparent; } }
@keyframes railFlash { 0% { color:#fff; text-shadow:0 0 12px rgba(247,147,26,.9); } 100% { color:var(--bitcoin-orange); text-shadow:none; } }
@keyframes railMarquee { to { transform:translateX(-50%); } }
@keyframes railProgress { from { transform:scaleX(0); } to { transform:scaleX(1); } }
@keyframes railHit { 0% { box-shadow:0 0 0 0 rgba(232,181,60,.35),0 0 40px rgba(232,181,60,.25); } 100% { box-shadow:0 0 0 18px rgba(232,181,60,0),0 0 40px rgba(232,181,60,.25); } }
@keyframes railHold { 0%,30% { box-shadow:0 0 0 0 rgba(255,255,255,0); } 45%,85% { box-shadow:0 0 0 8px rgba(255,255,255,.05); border-color:#5a5a50; } 100% { box-shadow:0 0 0 0 rgba(255,255,255,0); } }
@keyframes railStreak { 0% { transform:translateX(-120%); } 100% { transform:translateX(560%); } }
@keyframes flowHold { 0% { left:4%; opacity:0; } 6% { opacity:1; } 38% { left:44%; opacity:1; } 46% { left:47%; opacity:0; } 100% { left:47%; opacity:0; } }
@keyframes flowLater { 0%,55% { left:53%; opacity:0; } 62% { opacity:1; } 96% { left:96%; opacity:1; } 100% { left:96%; opacity:0; } }
@keyframes flowDirect { 0% { left:4%; opacity:0; } 10% { opacity:1; } 88% { opacity:1; } 100% { left:96%; opacity:0; } }

/* ── Book ─────────────────────────────────────────────────────────────── */
/* The free book, a softer ask before the closing call (/book/, docs/book.md). */
.rail-book { padding:96px 0; border-top:1px solid #1e1f1a; }
.rail-book-grid { display:grid; grid-template-columns:auto 1fr; gap:64px; align-items:center; max-width:980px; }
.rail-book-cover img { display:block; width:170px; height:auto; border-radius:2px 6px 6px 2px; box-shadow:0 24px 60px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.06),0 0 80px rgba(232,181,60,.1); transform:rotate(-3deg); transition:transform var(--t-base) var(--ease-out); }
.rail-book-cover:hover img { transform:rotate(0) translateY(-4px); }
.rail-book p:not(.rail-eyebrow) { color:#babbb4; font-size:17px; line-height:1.7; max-width:560px; margin:0 0 28px; }

/* ── Responsive ───────────────────────────────────────────────────────── */
@media(min-width:1450px) { .rail-hero { padding-top:56px; } }
@media(max-width:1199px) {
  .rail-container { width:calc(100% - 64px); }
  .rail-hero-grid { gap:24px; }
  .rail-lead { font-size:17px; }
  .rail-start-grid { gap:65px; }
  .rail-meter-grid { gap:50px; }
  .rail-principles { grid-template-columns:repeat(2,auto); justify-content:start; column-gap:60px; }
}
@media(max-width:991px) {
  .rail-hero-grid { grid-template-columns:minmax(0,1fr); gap:40px; }
  .rail-hero-copy { max-width:680px; }
  .rail-stage { max-width:560px; }
  .rail-flow-head { flex-direction:column; align-items:flex-start; gap:28px; }
  .rail-flow-facts { grid-template-columns:repeat(2,1fr); }
  .rail-flow-facts>div { padding-bottom:10px; }
  .rail-every { grid-template-columns:minmax(0,1fr); gap:28px; }
  .rail-tablist { grid-template-columns:repeat(3,1fr); }
  .rail-panel { grid-template-columns:minmax(0,1fr); gap:30px; }
  .rail-meter-grid { grid-template-columns:minmax(0,1fr); gap:36px; }
  .rail-start-grid { gap:38px; }
  .rail-price-card { padding:28px; }
  .rail-faq-grid { gap:35px; }
  .rail-questions h2 { font-size:36px; }
  .rail-sticky { display:block; }
}
@media(max-width:700px) {
  .rail-container { width:calc(100% - 40px); }
  .rail-book { padding:64px 0; }
  .rail-book-grid { grid-template-columns:1fr; gap:32px; }
  .rail-book-cover img { width:128px; }
  .rail-hero { padding-top:30px; }
  .rail-eyebrow { font-size:10px; margin-bottom:20px; }
  .rail-hero h1 { font-size:clamp(40px,11vw,60px); line-height:1.04; margin-bottom:20px; }
  .rail-lead { font-size:17px; line-height:1.65; margin-bottom:26px; }
  .rail-actions { gap:14px 22px; }
  .rail-button { padding:13px 22px; }
  .rail-hero .rail-actions .rail-button { flex:1 1 100%; }
  ul.rail-fine { font-size:13px; gap:4px 16px; }
  .rail-stage-wrap figcaption { font-size:11px; }
  .rail-caption-note { flex-basis:100%; text-align:center; }
  .rail-phone { transform:none; }
  .rail-stage:hover .rail-phone { transform:none; }
  .rail-screen-expand { opacity:1; font-size:10px; bottom:8px; right:8px; padding:5px 7px; }
  .rail-wallet-feed li em { display:none; }
  .rail-principles { grid-template-columns:1fr; gap:16px; padding:24px 0; margin-top:26px; }
  .rail-principles i,.rail-principles strong { width:28px; text-align:center; font-size:20px; }
  .rail-wallets { padding:26px 0 30px; }
  .rail-marquee-track span { font-size:18px; padding:0 18px; }
  .rail-marquee-track span::after { margin-left:36px; }
  .rail-home h2 { font-size:38px; }
  .rail-flow-section { padding:80px 0 70px; }
  .rail-flow-head { margin-bottom:30px; }
  .rail-toggle button { padding:9px 14px; font-size:13px; }
  .rail-flow { grid-template-columns:1fr; grid-template-rows:auto 190px auto; min-height:0; padding:30px 0 10px; gap:0; }
  .rail-flow-track { left:50%; right:auto; top:70px; bottom:70px; width:2px; height:auto; }
  .rail-flow-line { background:linear-gradient(180deg,var(--bitcoin-orange) 0 45%,transparent 45% 55%,rgba(255,255,255,.18) 55%); }
  .rail-flow[data-mode="rail"] .rail-flow-line { background:linear-gradient(180deg,#f0c14d,var(--btc-orange)); }
  .rail-flow-dot { left:50%!important; top:0; margin:-6px 0 0 -6px; }
  .rail-flow[data-mode="card"].is-playing .rail-flow-dot { animation-name:flowHoldV; }
  .rail-flow[data-mode="card"].is-playing .rail-flow-dot:nth-child(5) { animation-name:flowLaterV; margin:-4.5px 0 0 -4.5px; }
  .rail-flow[data-mode="rail"].is-playing .rail-flow-dot { animation-name:flowDirectV; }
  .rail-flow-node>i, .rail-flow-face>i, .rail-flow-face>img { width:52px; height:52px; font-size:22px; border-radius:15px; margin-bottom:4px; }
  .rail-flow-face>img { padding:13px; }
  .rail-flow-node strong { font-size:16px; }
  .rail-flow-node>span, .rail-flow-face span { font-size:13px; }
  .rail-flow-from, .rail-flow-to { background:var(--ink); padding:6px 0; }
  .rail-flow-face.is-card { flex-direction:row; gap:14px; padding:14px 18px; }
  .rail-flow-face.is-card>div { text-align:left; }
  .rail-flow-face.is-card>i { margin:0; }
  .rail-flow-face strong { margin-bottom:2px; }
  .rail-flow-face.is-rail { justify-self:end; width:46%; padding:12px 10px; }
  .rail-flow-face.is-rail span { font-size:12px; }
  .rail-flow-face.is-rail::before { left:-16px; right:auto; top:50%; bottom:auto; width:14px; height:0; border-left:0; border-top:1.5px dashed rgba(255,255,255,.3); }
  .rail-flow-face.is-rail::after { display:none; }
  .rail-flow[data-mode="card"] .rail-flow-face.is-rail { transform:translateY(14px); }
  .rail-flow[data-mode="rail"] .rail-flow-face.is-rail { transform:none; }
  .rail-flow-facts { grid-template-columns:1fr 1fr; }
  .rail-flow-facts>div { padding:20px 14px 6px 0; }
  .rail-flow-facts dd span, .rail-flow-facts[data-mode="card"] dd .when-card { font-size:19px; }
  .rail-flow-facts dd .when-card, .rail-flow-facts[data-mode="card"] dd .when-rail { font-size:14px; }
  .rail-ways-section { padding:70px 0 40px; }
  .rail-tablist { grid-template-columns:repeat(2,1fr); }
  .rail-tablist button { padding:16px 12px 16px 0; font-size:15px; }
  .rail-panel-copy h3 { font-size:28px; }
  .rail-panel-copy p { font-size:16px; }
  .rail-panel-visual { min-height:260px; }
  .rail-chat { padding:20px; }
  .rail-chat p, .rail-chat-link { max-width:90%; width:auto; font-size:14px; }
  .rail-code { padding:20px; }
  .rail-code pre { font-size:12px; }
  .rail-terminal { padding:20px; }
  .rail-terminal-tenders span { font-size:12px; padding:10px 6px; gap:5px; }
  .rail-every { margin-top:36px; padding-top:28px; }
  .rail-every-promise p:not(.rail-eyebrow) { font-size:18px; }
  .rail-every-cards { padding:20px; gap:14px; }
  .rail-every-cards>i { width:40px; height:40px; font-size:19px; border-radius:12px; }
  .rail-store { padding:18px; gap:12px; }
  .rail-store-grid { gap:8px; }
  .rail-store-grid li { padding:8px; font-size:12px; }
  .rail-store-grid li>i { height:40px; font-size:18px; margin-bottom:4px; }
  .rail-store-grid em { font-size:11px; padding:6px 2px; }
  .rail-store-grid em span { display:none; } /* "✓ 1" on a phone, as the store shows it */
  .rail-store-ai { padding:10px; gap:10px; }
  .rail-store-ai strong { font-size:13px; }
  .rail-store-ai small { font-size:11px; }
  .rail-more-ways { flex-direction:column; }
  .rail-meter-section { padding:80px 0; }
  .rail-meter { padding:24px 20px; }
  .rail-meter output { font-size:34px; }
  .rail-meter-row { grid-template-columns:1fr auto; gap:6px 12px; }
  .rail-meter-row .rail-meter-bar { grid-column:1/-1; grid-row:2; }
  .rail-start-section { padding:80px 0; }
  .rail-start-grid { grid-template-columns:1fr; }
  .rail-steps p { font-size:16px; }
  .rail-price-card { padding:26px; }
  .rail-price strong { font-size:80px; }
  .rail-questions { padding:70px 0; }
  .rail-faq-grid { grid-template-columns:1fr; gap:30px; }
  .rail-faq summary { font-size:16px; }
  .rail-faq p { margin-right:0; }
  .rail-final { padding:90px 0 110px; }
  .rail-final h2 { font-size:clamp(46px,14vw,64px); }
  .rail-final-actions { flex-direction:column; gap:10px; }
}
@media(max-width:359px) {
  .rail-container { width:calc(100% - 32px); }
  .rail-hero h1 { font-size:36px; }
  .rail-lead { font-size:16px; }
  .rail-home h2 { font-size:33px; }
  .rail-price-card { padding:22px; }
}
@keyframes flowHoldV { 0% { top:0; opacity:0; } 6% { opacity:1; } 38% { top:44%; opacity:1; } 46% { top:47%; opacity:0; } 100% { top:47%; opacity:0; } }
@keyframes flowLaterV { 0%,55% { top:53%; opacity:0; } 62% { opacity:1; } 96% { top:100%; opacity:1; } 100% { top:100%; opacity:0; } }
@keyframes flowDirectV { 0% { top:0; opacity:0; } 10% { opacity:1; } 88% { opacity:1; } 100% { top:100%; opacity:0; } }
@media(prefers-reduced-motion:reduce) {
  .rail-home *, .rail-home *::before, .rail-home *::after { scroll-behavior:auto!important; transition:none!important; animation:none!important; }
  .rail-reveal-ready [data-reveal] { opacity:1; transform:none; }
  .rail-marquee { -webkit-mask-image:none; mask-image:none; }
  .rail-marquee-track { flex-wrap:wrap; justify-content:center; width:auto; row-gap:8px; }
  .rail-marquee-track span:nth-child(n+13) { display:none; }
  .rail-flow-dot { display:none; }
}