/* FlatFit site: one metro ride. Line colours mean geography only; verified green means ID-verified only. */
@font-face { font-family: 'Mukta'; font-weight: 400; font-display: swap; src: url(/fonts/mukta-400-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+20B9, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Mukta'; font-weight: 600; font-display: swap; src: url(/fonts/mukta-600-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+20B9, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Mukta'; font-weight: 800; font-display: swap; src: url(/fonts/mukta-800-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+20B9, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Mukta'; font-weight: 400; font-display: swap; src: url(/fonts/mukta-400-devanagari.woff2) format('woff2'); unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF, U+11B00-11B09; }
@font-face { font-family: 'Mukta'; font-weight: 600; font-display: swap; src: url(/fonts/mukta-600-devanagari.woff2) format('woff2'); unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF, U+11B00-11B09; }
@font-face { font-family: 'Mukta'; font-weight: 800; font-display: swap; src: url(/fonts/mukta-800-devanagari.woff2) format('woff2'); unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+20F0, U+25CC, U+A830-A839, U+A8E0-A8FF, U+11B00-11B09; }

:root {
  --yellow: #FFCB05; --blue: #0072BC; --aqua: #00A4CF;
  --led: #FFB020;
  --tunnel: #0D0E10; --tunnel-rule: #2E3238; --tunnel-ink: #F3F4F6; --tunnel-ink2: #A3A9B2;
  --bg: #FFFFFF; --panel: #F3F4F6; --ink: #141414; --ink2: #575D66; --rule: #D9DCE1; --on-ink: #FFFFFF;
  --verified: #1A7340; --verified-soft: #E3F3EA; --danger: #C8201A; --danger-soft: #FCE8E7;
  --font: 'Mukta', -apple-system, Roboto, system-ui, sans-serif;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --gutter: clamp(20px, 5vw, 72px);
  /* light only: white signage ground against the black display is the page's figure and ground, read outdoors in daylight */
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scrollbar-color: var(--ink2) var(--bg); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 18px/1.55 var(--font); caret-color: var(--ink); }
::selection { background: var(--ink); color: var(--bg); }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
img, svg { display: block; max-width: 100%; }
:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; border-radius: 6px; }
.ride :focus-visible, .mini :focus-visible { outline-color: var(--led); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; background: var(--led); color: #000; padding: 8px 14px; border-radius: 8px; z-index: 50; }
.vh { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.pad { padding-inline: var(--gutter); max-width: 1440px; margin-inline: auto; }
[lang="hi"] { font-weight: 600; }

/* ── the in-coach route display ───────────────────────────────────────── */
.ride { background: var(--tunnel); color: var(--tunnel-ink); position: relative; overflow: hidden; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; position: relative; z-index: 2; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand svg { width: 36px; height: 36px; border-radius: 9px; }
.brand b { font-size: 24px; font-weight: 800; letter-spacing: -.02em; line-height: 1; display: block; }
.brand small { font-size: 13px; color: var(--tunnel-ink2); display: block; line-height: 1.3; }
.bar nav { display: flex; align-items: center; gap: 28px; font-size: 16px; }
.bar nav a { text-decoration: none; color: var(--tunnel-ink2); transition: color .2s; }
.bar nav a:hover { color: var(--tunnel-ink); }
.bar nav .join { color: #000; background: var(--led); padding: 10px 18px; border-radius: 10px; font-weight: 800; }
.bar nav .join:hover { color: #000; background: #FFC24D; }
@media (max-width: 760px) { .bar nav a:not(.join) { display: none; } }

.readout { position: relative; z-index: 2; padding-top: 4px; }
.dest { margin: 0 0 8px; font-size: 15px; color: var(--tunnel-ink2); }
.dest b { color: var(--tunnel-ink); font-weight: 600; }
/* the LED panel: dot-matrix lettering lit amber over a field of unlit dots */
@font-face { font-family: 'Doto'; font-weight: 100 900; font-display: swap; src: url(/fonts/doto-latin.woff2) format('woff2'); unicode-range: U+0000-00FF, U+2000-206F, U+20B9; }
.led { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 18px; margin: 0; padding: 16px 22px; border-radius: 10px; color: var(--led);
  background: #0A0806 radial-gradient(#2A1E0A 1.1px, transparent 1.4px) 0 0 / 7px 7px; border: 1px solid #241A0A; }
.led .k { font: 800 15px var(--font); color: #C99230; }
.led .k[lang] { font-weight: 600; }
.led .v { font: 900 clamp(26px, 3.6vw, 50px)/1.05 'Doto', var(--font); letter-spacing: .02em; flex-basis: 100%;
  transition: opacity .35s var(--ease), filter .35s var(--ease), transform .35s var(--ease); }
.led .v.swap { opacity: 0; filter: blur(6px); transform: translateY(6px); }

.route { --p: 0; position: relative; z-index: 2; list-style: none; margin: 0; padding: 24px 0 22px; display: grid; grid-template-columns: repeat(4, 1fr); }
.route::before, .route .lit { content: ""; position: absolute; left: 12.5%; right: 12.5%; top: calc(24px + 15px); height: 10px; border-radius: 5px; background: var(--tunnel-rule); }
.route .lit { right: auto; width: calc(75% * var(--p)); background: #FFFFFF; transition: width .9s var(--ease); }
.route li { position: relative; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; }
.route .dot { margin-bottom: 6px; }
.route a { text-decoration: none; display: contents; }
.dot { width: 40px; height: 40px; border-radius: 50%; background: var(--tunnel); border: 6px solid var(--tunnel-rule); position: relative; z-index: 1; transition: border-color .5s var(--ease), background .5s var(--ease), box-shadow .5s var(--ease); }
.route li.passed .dot { border-color: #fff; background: var(--tunnel); }
.route li.now .dot { border-color: #fff; background: var(--led); }
.route li.now .dot::after { content: ""; position: absolute; inset: -14px; border-radius: 50%; border: 2px solid var(--led); opacity: 0; animation: ping 1.8s var(--ease) infinite; }
@keyframes ping { 0% { transform: scale(.6); opacity: .9; } 100% { transform: scale(1.5); opacity: 0; } }
.route .en { font-size: clamp(15px, 1.6vw, 21px); font-weight: 800; color: var(--tunnel-ink2); line-height: 1.15; transition: color .4s; }
.route .hi { font-size: 14px; color: var(--tunnel-ink2); }
.route .you { display: none; white-space: nowrap; font-size: 13px; font-weight: 800; color: #000; background: var(--led); border-radius: 6px; padding: 1px 8px; }
.route li.now .you { display: inline-block; }
.route li.now .en, .route li.passed .en { color: #fff; }
.route .lines { display: flex; gap: 5px; margin-top: 2px; }
.route .lines i { width: 18px; height: 6px; border-radius: 3px; }
.y { background: var(--yellow); } .b { background: var(--blue); } .a { background: var(--aqua); }
@media (max-width: 560px) {
  .route { padding-top: 22px; gap: 4px; } .route::before, .route .lit { top: calc(22px + 11px); height: 8px; }
  .dot { width: 30px; height: 30px; border-width: 5px; } .route .hi { font-size: 12px; } .route .you { font-size: 11px; padding: 1px 5px; }
  .led { padding: 12px 14px; }
}

/* compact display that rides along once the big one leaves the screen */
.mini { position: fixed; inset: 0 0 auto 0; z-index: 40; background: rgba(13,14,16,.92); backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3);
  color: var(--tunnel-ink); transform: translateY(-100%); transition: transform .5s var(--ease); border-bottom: 1px solid var(--tunnel-rule); }
.mini.show { transform: none; }
.mini .pad { display: flex; align-items: center; gap: 20px; height: 60px; }
.mini .now-at { font-weight: 800; color: var(--led); font-size: 17px; white-space: nowrap; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.mini .rail { --p: 0; flex: 1; height: 6px; border-radius: 3px; background: var(--tunnel-rule); position: relative; min-width: 80px; }
.mini .rail i { position: absolute; inset: 0 auto 0 0; width: calc(100% * var(--p)); background: #fff; border-radius: 3px; transition: width .9s var(--ease); }
.mini .rail b { position: absolute; top: 50%; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; background: var(--tunnel-rule); transition: background .4s; }
.mini .rail b.on { background: #fff; } .mini .rail b.at { background: var(--led); }
.mini .join { color: #000; background: var(--led); padding: 8px 14px; border-radius: 9px; font-weight: 800; text-decoration: none; font-size: 15px; white-space: nowrap; }
@media (max-width: 560px) { .mini .now-at { font-size: 15px; max-width: 42vw; } }

/* ── first viewport, below the display ───────────────────────────────── */
.hero { display: grid; gap: clamp(32px, 5vw, 80px); padding-block: clamp(24px, 2.4vw, 36px) clamp(56px, 7vw, 96px); align-items: start; }
@media (min-width: 980px) { .hero { grid-template-columns: minmax(0, 1.15fr) minmax(380px, .85fr); } }
h1 { font-size: clamp(46px, 6.4vw, 88px); line-height: .95; letter-spacing: -.035em; font-weight: 800; margin: 0; text-wrap: balance; }
.lede { font-size: clamp(19px, 1.6vw, 22px); color: var(--ink2); margin: 22px 0 0; max-width: 36ch; text-wrap: pretty; }
.facts { display: flex; flex-wrap: wrap; gap: 10px 26px; margin: 34px 0 0; padding: 0; list-style: none; font-size: 16px; font-weight: 600; }
.facts li { display: flex; align-items: center; gap: 8px; }
.facts svg { width: 20px; height: 20px; flex: none; }

/* the ticket barrier: the early-access form */
.gate { border: 2px solid var(--ink); border-radius: 22px; padding: 24px; background: var(--bg); position: relative;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.35); }
.gate h2 { font-size: 24px; margin: 0 0 4px; letter-spacing: -.02em; line-height: 1.15; }
.gate form > p:first-of-type { margin: 0 0 16px; color: var(--ink2); font-size: 16px; }
label, legend { display: block; font-size: 14px; font-weight: 600; margin: 0 0 6px; }
.field { margin-bottom: 12px; }
select, input[type=text] { width: 100%; height: 48px; border-radius: 12px; border: 1.5px solid var(--rule); background: var(--panel); color: var(--ink);
  font: 400 17px var(--font); padding: 0 14px; transition: border-color .2s, background .2s; appearance: none; -webkit-appearance: none; }
select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' fill='none'%3E%3Cpath d='M1 1.5l6 6 6-6' stroke='%23575D66' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }
select:hover, input[type=text]:hover { border-color: var(--ink2); }
select:focus, input[type=text]:focus { border-color: var(--ink); background-color: var(--bg); outline: none; }
input::placeholder { color: var(--ink2); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 420px) { .two { grid-template-columns: 1fr; } }
fieldset { border: 0; margin: 0 0 12px; padding: 0; }
.roles { display: flex; flex-wrap: wrap; gap: 8px; }
.roles label { margin: 0; font-size: 15px; font-weight: 600; cursor: pointer; }
.roles input { position: absolute; opacity: 0; pointer-events: none; }
.roles span { display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; border-radius: 10px; border: 1.5px solid var(--rule); transition: all .2s var(--ease); }
.roles label:hover span { border-color: var(--ink2); }
.roles input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.roles input:focus-visible + span { outline: 3px solid var(--ink); outline-offset: 2px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 56px; padding: 0 24px; border-radius: 14px; border: 0;
  background: var(--ink); color: var(--bg); font: 800 18px var(--font); cursor: pointer; text-decoration: none; transition: transform .2s var(--ease), box-shadow .2s var(--ease); }
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 24px -10px rgba(0,0,0,.45); }
.btn:active { transform: none; }
.btn[disabled] { opacity: .55; cursor: progress; transform: none; }
.btn svg { width: 20px; height: 20px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.gate .btn { width: 100%; margin-top: 4px; }
.fine { font-size: 13px; color: var(--ink2); margin: 12px 0 0; line-height: 1.45; }
.err { color: var(--danger); font-size: 15px; font-weight: 600; margin: 10px 0 0; min-height: 0; }
.err:empty { display: none; }
.done { text-align: left; }
.done .stamp { width: 64px; height: 64px; border-radius: 50%; background: var(--led); display: grid; place-items: center; margin-bottom: 18px;
  animation: land .6s var(--ease) both; }
.done .stamp svg { width: 30px; height: 30px; }
@keyframes land { from { transform: scale(1.6) rotate(-12deg); opacity: 0; } to { transform: none; opacity: 1; } }
.done h2 { font-size: 30px; }

/* ── stations: the four sections of the ride ─────────────────────────── */
.station { padding-block: clamp(64px, 9vw, 128px); border-top: 1px solid var(--rule); scroll-margin-top: 60px; }
.sign { display: flex; align-items: center; gap: 18px; margin: 0 0 18px; }
.sign .dot { width: 30px; height: 30px; border-width: 5px; border-color: var(--ink); background: var(--bg); flex: none; }
.station.here .sign .dot { background: var(--led); }
h2.big { font-size: clamp(36px, 5vw, 68px); line-height: 1; letter-spacing: -.03em; margin: 0; font-weight: 800; text-wrap: balance; }
h2.big [lang="hi"] { display: block; font-size: clamp(18px, 2vw, 28px); letter-spacing: 0; color: var(--ink2); margin-top: 10px; font-weight: 600; }
.intro { font-size: clamp(18px, 1.6vw, 21px); color: var(--ink2); max-width: 40ch; margin: 18px 0 0; }
.split { display: grid; gap: clamp(32px, 5vw, 80px); align-items: center; }
@media (min-width: 980px) { .split { grid-template-columns: 1fr 1fr; } .split.flip > :first-child { order: 2; } }

/* station 1: the live question */
.quiz { margin-top: 36px; }
.qnav { display: flex; gap: 6px; margin-bottom: 18px; }
.qnav button { width: 34px; height: 6px; border-radius: 3px; border: 0; background: var(--rule); cursor: pointer; padding: 0; transition: background .3s, width .3s var(--ease); }
.qnav button[aria-current="true"] { background: var(--ink); width: 54px; }
.qtext { font-size: clamp(24px, 2.4vw, 32px); font-weight: 800; letter-spacing: -.02em; line-height: 1.15; margin: 0 0 18px; min-height: 2.3em; }
.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.choices button { min-height: 60px; border-radius: 12px; border: 1.5px solid var(--rule); background: var(--bg); color: var(--ink); font: 600 17px var(--font);
  padding: 10px 14px; text-align: left; cursor: pointer; transition: all .25s var(--ease); }
.choices button:hover { border-color: var(--ink); transform: translateY(-1px); }
.choices button[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.qall { margin: 28px 0 0; padding: 0; list-style: none; columns: 2; column-gap: 28px; font-size: 15px; color: var(--ink2); }
.qall li { break-inside: avoid; padding: 6px 0; border-top: 1px solid var(--rule); }
.qall b { color: var(--ink); font-weight: 600; }

/* station 2: the match card, same anatomy as the app */
.card { position: relative; border-radius: 28px; overflow: hidden; aspect-ratio: 4 / 5; width: min(100%, 460px); margin-inline: auto;
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.45); background: var(--panel); isolation: isolate; }
.card > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -1; transform: scale(1.04); }
.card .glass { position: absolute; left: 12px; right: 12px; bottom: 12px; padding: 20px; border-radius: 20px;
  background: color-mix(in srgb, var(--bg) 84%, transparent); backdrop-filter: blur(20px) saturate(1.4); -webkit-backdrop-filter: blur(20px) saturate(1.4); }
.who { display: flex; align-items: center; gap: 12px; }
.mono { width: 52px; height: 52px; border-radius: 50%; background: var(--ink); color: var(--bg); border: 4px solid var(--bg); display: grid; place-items: center; font-weight: 800; font-size: 20px; flex: none; }
.who b { font-size: 22px; display: block; line-height: 1.1; }
.who > div:not(.score) > span { color: var(--ink2); font-size: 15px; display: block; }
.score { margin-left: auto; text-align: right; font-weight: 800; font-size: 56px; letter-spacing: -.04em; line-height: .9; font-variant-numeric: tabular-nums; }
.score small { font-size: 22px; letter-spacing: 0; }
.score em { display: block; font: 400 14px var(--font); color: var(--ink2); letter-spacing: 0; margin-top: 6px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tag { font-size: 14px; padding: 3px 10px; border-radius: 8px; border: 1px solid var(--rule); background: var(--bg); display: inline-flex; align-items: center; gap: 5px; }
.tag.ok { color: var(--verified); background: var(--verified-soft); border-color: transparent; font-weight: 600; }
.tag.diff { border: 1.5px solid var(--ink); }
.tag svg { width: 14px; height: 14px; }
.stop { display: flex; align-items: center; gap: 8px; font-size: 15px; margin-top: 12px; }
.stop i { width: 12px; height: 12px; border-radius: 50%; background: var(--yellow); box-shadow: 0 0 0 3px rgba(255,203,5,.3); }
.stop span { color: var(--ink2); }
.example { font-size: 13px; color: var(--ink2); text-align: center; margin-top: 14px; }
.why { margin: 28px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; font-size: 17px; }
.why li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; }
.why svg { width: 24px; height: 24px; margin-top: 2px; }

/* station 3: chat */
.phone { width: min(100%, 420px); margin-inline: auto; border-radius: 34px; background: var(--panel); padding: 18px; box-shadow: 0 40px 80px -40px rgba(0,0,0,.45); }
.phone header { display: flex; align-items: center; gap: 10px; padding: 6px 6px 14px; border-bottom: 1px solid var(--rule); font-weight: 800; }
.phone header .mono { width: 36px; height: 36px; font-size: 14px; border-width: 3px; }
.thread { display: flex; flex-direction: column; gap: 8px; padding: 16px 4px 4px; font-size: 16px; }
.msg { max-width: 82%; padding: 9px 14px; border-radius: 18px; line-height: 1.35; }
.msg.them { background: var(--bg); align-self: flex-start; border-bottom-left-radius: 6px; }
.msg.me { background: var(--ink); color: var(--bg); align-self: flex-end; border-bottom-right-radius: 6px; }
.flag { align-self: stretch; display: flex; gap: 10px; background: var(--danger-soft); color: var(--danger); border-radius: 14px; padding: 12px 14px; font-size: 14px; font-weight: 600; line-height: 1.35; }
.flag svg { width: 20px; height: 20px; flex: none; margin-top: 1px; }
.share { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 10px; background: var(--bg); border-radius: 14px; padding: 12px 14px; font-size: 14px; }
.share b { font-size: 15px; }
.pill { font-size: 13px; font-weight: 800; padding: 4px 10px; border-radius: 999px; background: var(--panel); white-space: nowrap; }
.pill.yes { background: var(--ink); color: var(--bg); }

/* station 4: the line map */
.map { margin-top: 44px; background: var(--panel); border-radius: 28px; padding: clamp(18px, 3vw, 40px); overflow-x: auto; }
.map svg { width: 100%; height: auto; }
.map-list { display: none; gap: 22px; }
.map-list b { display: flex; align-items: center; gap: 10px; font-size: 18px; margin-bottom: 8px; }
.map-list b i { width: 26px; height: 8px; border-radius: 4px; }
.map-list ol { list-style: none; margin: 0 0 0 12px; padding: 0 0 0 20px; border-left: 6px solid var(--rule); }
.map-list div:nth-child(1) ol { border-color: var(--yellow); } .map-list div:nth-child(2) ol { border-color: var(--blue); } .map-list div:nth-child(3) ol { border-color: var(--aqua); }
.map-list li { position: relative; padding: 5px 0; font-size: 16px; font-weight: 600; }
.map-list li::before { content: ""; position: absolute; left: -33px; top: 9px; width: 14px; height: 14px; border-radius: 50%; background: var(--bg); border: 3px solid var(--ink); }
@media (max-width: 759px) { .map svg { display: none; } .map-list { display: grid; } }
.map text { font-family: var(--font); fill: var(--ink); }
.map .muted { fill: var(--ink2); }
.map .st { fill: var(--bg); stroke: var(--ink); stroke-width: 4; }
.cities { display: grid; gap: 14px; margin-top: 14px; }
@media (min-width: 760px) { .cities { grid-template-columns: repeat(3, 1fr); } }
.city { position: relative; border-radius: 20px; overflow: hidden; min-height: 200px; color: #fff; display: flex; align-items: flex-end; isolation: isolate; }
.city img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.2s var(--ease); }
.city:hover img { transform: scale(1.05); }
.city::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(transparent 30%, rgba(0,0,0,.78)); }
.city div { padding: 18px 20px; }
.city b { font-size: 22px; display: flex; align-items: center; gap: 10px; }
.city b i { width: 26px; height: 8px; border-radius: 4px; }
.city span { font-size: 15px; color: rgba(255,255,255,.88); }

/* safety */
.safety { background: var(--tunnel); color: var(--tunnel-ink); padding-block: clamp(64px, 9vw, 128px); }
.safety h2.big [lang="hi"] { color: var(--tunnel-ink2); }
.rules { list-style: none; padding: 0; margin: 48px 0 0; display: grid; gap: 0; }
@media (min-width: 860px) { .rules { grid-template-columns: 1fr 1fr; column-gap: 64px; } }
.rules li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; padding: 24px 0; border-top: 1px solid var(--tunnel-rule); }
.rules svg { width: 32px; height: 32px; }
.rules b { display: block; font-size: 21px; margin-bottom: 4px; }
.rules p { margin: 0; color: var(--tunnel-ink2); font-size: 16px; }

/* questions + close */
.faq { padding-block: clamp(64px, 9vw, 120px); display: grid; gap: 40px; }
@media (min-width: 980px) { .faq { grid-template-columns: .8fr 1.2fr; } }
details { border-top: 1px solid var(--rule); padding: 18px 0; }
details:last-child { border-bottom: 1px solid var(--rule); }
summary { cursor: pointer; font-weight: 800; font-size: 20px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary svg { width: 22px; height: 22px; flex: none; transition: transform .3s var(--ease); margin-top: 3px; }
details[open] summary svg { transform: rotate(45deg); }
details p { color: var(--ink2); margin: 10px 0 0; max-width: 60ch; }
.end { background: var(--tunnel); color: var(--tunnel-ink); text-align: center; padding-block: clamp(72px, 10vw, 140px); position: relative; overflow: hidden; }
.end p.led { display: inline-flex; justify-content: center; color: var(--led); margin: 0 auto; max-width: none; padding: 22px 30px; }
.end p.led .v { font-size: clamp(36px, 5.4vw, 76px); text-align: center; }
.end p.led .k { flex-basis: 100%; text-align: center; font-size: 18px; }
.end p { color: var(--tunnel-ink2); font-size: 19px; margin: 18px auto 32px; max-width: 34ch; }
.end .btn { background: var(--led); color: #000; }
footer { background: var(--tunnel); color: var(--tunnel-ink2); font-size: 15px; padding-block: 28px 44px; border-top: 1px solid var(--tunnel-rule); }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-bottom: 14px; }
footer a { text-decoration: none; padding: 6px 0; } footer a:hover { color: var(--tunnel-ink); text-decoration: underline; }

/* text pages (delete account) */
.doc { max-width: 760px; padding-block: 56px 80px; }
.doc h1 { font-size: clamp(38px, 6vw, 60px); }
.doc h2 { font-size: 26px; margin: 40px 0 8px; letter-spacing: -.02em; }
.doc ol, .doc ul { padding-left: 22px; } .doc li { margin: 6px 0; }
.box { background: var(--panel); border-radius: 16px; padding: 18px 20px; margin: 18px 0; }

/* the mark draws itself: two lines rise to the station, the station lights, the door appears */
.mark .ly, .mark .lb { stroke-dasharray: 31; }
.mark.play .ly { animation: draw .6s var(--ease) both; }
.mark.play .lb { animation: draw .6s .08s var(--ease) both; }
.mark .md, .mark .mr { transform-box: fill-box; transform-origin: center; }
.mark.play .md { animation: pop .5s .48s cubic-bezier(.34, 1.56, .64, 1) both; }
.mark.play .mr { animation: rise .45s .66s var(--ease) both; }
.mark.big { display: block; width: clamp(88px, 10vw, 128px); height: auto; margin: 0 auto 28px; border-radius: 26px; }
.mark.big:not(.play) .ly, .mark.big:not(.play) .lb { stroke-dashoffset: 31; }
.mark.big:not(.play) .md, .mark.big:not(.play) .mr { opacity: 0; }
@keyframes draw { from { stroke-dashoffset: 31; } to { stroke-dashoffset: 0; } }
@keyframes pop { from { transform: scale(0); } }
@keyframes rise { from { transform: translateY(5px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  .mark.big:not(.play) .ly, .mark.big:not(.play) .lb { stroke-dashoffset: 0; }
  .mark.big:not(.play) .md, .mark.big:not(.play) .mr { opacity: 1; }
}