/* SHFTRS website. One dark look on purpose: it matches the app
   (near-black ground; blue only for the main action and "now"; tile colours for Water, Food, Train, Alarm). */
:root {
  color-scheme: dark;
  --ground: #050607;
  --panel: #0e1012;
  --panel-2: #15181b;
  --line: #23272c;
  --text: #f5f5f2;
  --body: #d0d3d1;
  --muted: #9ba1a8;
  --dim: #848a91;
  --blue: #2e63f0;
  --blue-soft: #8fb0ff;
  --amber: #f2b64b;
  --water: #56c7e0;
  --food: #ef7d57;
  --train: #3fc1a6;
  --alarm: #8e9bb0;
  --sleep: #d8cfb8;
  --night: #5a4fcf;
  --radius: 18px;
  --wrap: 1120px;
  --font: 'Archivo', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--ground);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--blue-soft); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: 20px; }
h1, h2, h3 { margin: 0; text-wrap: balance; letter-spacing: -0.015em; }
p { margin: 0; }
.tnum { font-variant-numeric: tabular-nums; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; z-index: 10; background: var(--text); color: var(--ground); padding: 8px 12px; border-radius: 8px; }

/* Draft note: remove before going live */
.draft { background: #1d1606; color: var(--amber); font-size: 14px; border-bottom: 1px solid #3a2c0c; }
.draft .wrap { padding-block: 10px; }
.confirm {
  display: inline-block; font-size: 13px; font-weight: 600; color: var(--amber);
  border: 1px dashed #6b5320; border-radius: 6px; padding: 1px 7px; margin-right: 4px; white-space: nowrap;
}

/* Header */
header.top {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5;
  background: rgba(5, 6, 7, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.top .wrap { display: flex; align-items: center; gap: 24px; padding-block: 12px; }
.logo { display: block; line-height: 0; }
.logo img { height: 40px; width: auto; margin-block: -6px; }
nav.links { display: flex; gap: 22px; margin-left: auto; font-size: 15px; color: var(--muted); }
nav.links a { text-decoration: none; }
nav.links a:hover, nav.links a[aria-current] { color: var(--text); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 22px; border-radius: 12px;
  font: 600 16px/1 var(--font); text-decoration: none; border: 0; cursor: pointer;
}
.btn-main { background: var(--blue); color: #fff; }
.btn-main:hover { background: #3a6ef5; }
.btn-quiet { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn-quiet:hover { border-color: var(--dim); }
header .btn { min-height: 40px; padding: 0 16px; font-size: 15px; }
/* Phone menu: the links nav hides under 900px, so these open from a Menu button. */
.menu { display: none; margin-left: auto; }
header.top .wrap { position: relative; }
.menu summary { list-style: none; cursor: pointer; min-height: 40px; display: inline-flex; align-items: center; padding: 0 14px; border: 1px solid var(--line); border-radius: 999px; font-size: 15px; font-weight: 600; }
.menu summary::-webkit-details-marker { display: none; }
.menu[open] summary { border-color: var(--dim); }
.menu nav { position: absolute; right: 20px; top: calc(100% - 4px); width: min(260px, calc(100vw - 32px)); display: grid; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 6px; }
.menu nav a { text-decoration: none; padding: 12px 12px; border-radius: 10px; font-size: 16px; }
.menu nav a:hover, .menu nav a[aria-current] { background: var(--panel-2); }

/* Shared section bits */
.tag { font-size: 14px; font-weight: 600; color: var(--muted); letter-spacing: 0.02em; }
.copy { display: grid; gap: 18px; max-width: 50ch; }
.copy h2 { font-size: clamp(32px, 4vw, 46px); font-weight: 800; line-height: 1.04; }
.copy p { color: var(--body); }
.fine { font-size: 15px; color: var(--muted); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }

.phone {
  margin: 0; justify-self: center; width: min(300px, 100%);
  border-radius: 34px; padding: 8px; background: #111316;
  border: 1px solid #2a2e33;
  box-shadow: 0 30px 80px -30px rgba(46, 99, 240, 0.35);
}
.phone picture { display: block; }
.phone img { display: block; width: 100%; height: auto; border-radius: 27px; }

/* Hero */
.hero .wrap {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
  padding-block: 64px 56px;
}
.kicker { color: var(--muted); font-size: 15px; font-weight: 500; }
.hero h1 { font-size: clamp(44px, 6vw, 72px); font-weight: 800; line-height: 0.98; margin-top: 14px; }
.hero h1 .rest { color: var(--muted); display: block; }
.hero .lede { margin-top: 22px; font-size: 20px; color: #d6d8d6; max-width: 36ch; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero .small { margin-top: 18px; font-size: 14px; color: var(--muted); }

/* Positioning line */
.line-big { border-block: 1px solid var(--line); }
.line-big .wrap { padding-block: 72px; }
.line-big p {
  font-size: clamp(30px, 4.6vw, 54px); font-weight: 800; line-height: 1.08;
  letter-spacing: -0.02em; max-width: 20ch;
}
.line-big p span { color: var(--muted); }

/* Everything-in-one map */
.map .wrap { padding-block: 80px; display: grid; gap: 36px; }
.map-head { display: grid; gap: 14px; max-width: 60ch; }
.map-head h2 { font-size: clamp(32px, 4vw, 46px); font-weight: 800; line-height: 1.04; }
.map-head p { color: var(--body); }
.map-grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
}
.map-grid li { background: var(--panel); padding: 22px 22px 24px; display: grid; gap: 8px; align-content: start; }
.map-grid .ic { width: 28px; height: 28px; }
.map-grid svg { width: 28px; height: 28px; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.map-grid h3 { font-size: 18px; font-weight: 600; }
.map-grid p { font-size: 15px; color: var(--muted); line-height: 1.5; }
.map-grid .where { font-size: 13px; color: var(--dim); }

/* Feature rows */
section.feature .wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
  padding-block: 80px;
}
section.feature + section.feature .wrap { border-top: 1px solid var(--line); }
section.feature.flip .copy { order: 2; }

/* Late finish example */
.late { display: grid; gap: 14px; font-size: 15px; }
.late .row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.late .label { color: var(--muted); }
.late .big { font-size: 30px; font-weight: 800; letter-spacing: -0.01em; }
.late .was { color: var(--dim); text-decoration: line-through; }
.amber { color: var(--amber); }
.bar { position: relative; height: 10px; border-radius: 5px; background: #1b1f23; }
.bar .planned { position: absolute; inset: 0 auto 0 0; width: 84.4%; border-radius: 5px; background: var(--blue-soft); }
.bar .extra {
  position: absolute; top: 0; bottom: 0; left: 84.4%; right: 0; border-radius: 0 5px 5px 0;
  background: repeating-linear-gradient(90deg, var(--amber) 0 7px, transparent 7px 11px);
}
.bar-scale { display: flex; justify-content: space-between; color: var(--dim); font-size: 13px; }

/* Meal timing table */
.timing { width: 100%; border-collapse: collapse; font-size: 15px; }
.timing th, .timing td { text-align: left; padding: 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.timing th { color: var(--muted); font-weight: 500; padding-right: 16px; white-space: nowrap; }
.timing tr:last-child th, .timing tr:last-child td { border-bottom: 0; }
@media (max-width: 560px) {
  .timing tr { display: block; padding: 10px 0; border-bottom: 1px solid var(--line); }
  .timing tr:last-child { border-bottom: 0; }
  .timing th, .timing td { display: block; padding: 0; border: 0; white-space: normal; }
  .timing th { margin-bottom: 2px; }
}
.labels { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-size: 14px; border: 1px solid #30353b; border-radius: 999px; padding: 4px 12px; color: var(--body); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 8px; vertical-align: 1px; }

/* Programmes */
.copy .progs { margin-top: 24px; }
.progs { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.prog { background: var(--panel); padding: 16px 18px; display: grid; grid-template-columns: 1fr auto; gap: 4px 16px; align-items: baseline; }
.prog b { font-weight: 600; }
.prog b span { color: var(--train); }
.prog .gears { font-size: 13px; color: var(--muted); white-space: nowrap; }
.prog p { grid-column: 1 / -1; font-size: 15px; color: var(--muted); }

/* Circle mock */
.circle-mock { display: grid; gap: 12px; }
.cm-row { display: flex; justify-content: space-between; gap: 12px; align-items: center; background: var(--panel-2); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.cm-row small { display: block; color: var(--muted); font-size: 14px; }
.cm-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cm-btn { border: 1px solid #30353b; border-radius: 12px; min-height: 48px; display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 15px; }
.never { font-size: 14px; color: var(--muted); }

/* Modules */
.modules { background: var(--panel); border-block: 1px solid var(--line); }
.modules .wrap { padding-block: 72px; display: grid; gap: 32px; }
.modules h2 { font-size: clamp(28px, 3.4vw, 38px); font-weight: 800; max-width: 26ch; }
.mod-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.mod-list li { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: grid; gap: 8px; align-content: start; background: var(--panel-2); }
.mod-list h3 { font-size: 18px; font-weight: 600; }
.mod-list p { font-size: 15px; color: var(--muted); }
.mod-list .who { font-size: 13px; font-weight: 600; color: var(--blue-soft); }
.mod-list .who-opt { color: var(--muted); }

/* Privacy block on home */
.privacy .wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; padding-block: 80px; }
.serve { display: grid; gap: 10px; }
.serve .q { font-weight: 600; font-size: 18px; margin-bottom: 4px; }
.opt {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; background: var(--panel-2);
}
.opt small { display: block; color: var(--muted); font-size: 14px; }
.opt .radio { width: 22px; height: 22px; border-radius: 50%; border: 2px solid #3a3f45; flex: none; }
.opt.on { border-color: #cfd2d0; }
.opt.on .radio { border-color: var(--text); box-shadow: inset 0 0 0 5px var(--panel-2), inset 0 0 0 12px var(--text); }
.points { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.points li { padding-left: 22px; position: relative; color: var(--body); }
.points li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 8px; height: 8px; border-radius: 2px; background: var(--dim); }

/* Built by */
.built { border-top: 1px solid var(--line); }
.built .wrap { padding-block: 64px; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.built h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 800; }
.built .copy { max-width: none; }

/* Waiting list */
.join { background: var(--panel); border-top: 1px solid var(--line); }
.join .wrap { padding-block: 80px; display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }
form { display: grid; gap: 22px; }
label.field { display: block; font-weight: 600; font-size: 16px; margin-bottom: 8px; }
label.field small { font-weight: 400; color: var(--muted); }
input[type=email], select {
  width: 100%; min-height: 52px; border-radius: 12px; border: 1px solid #30353b;
  background: var(--ground); color: var(--text); padding: 0 14px; font: 400 17px var(--font);
}
.tick { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; }
.tick input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--blue); flex: none; }
.form-note { font-size: 14px; color: var(--muted); }
.form-note a { display: inline-block; padding-block: 12px; margin-block: -12px; }
.done { border: 1px solid #3a2c0c; background: #1d1606; color: var(--amber); border-radius: 12px; padding: 14px 16px; font-size: 15px; }

/* Legal and help pages */
.page-head { border-bottom: 1px solid var(--line); }
.page-head .wrap { padding-block: 56px 40px; display: grid; gap: 14px; }
.page-head h1 { font-size: clamp(38px, 5.5vw, 60px); font-weight: 800; line-height: 1; }
.page-head .lede { font-size: 19px; color: var(--body); max-width: 56ch; }
.page-head .meta { font-size: 14px; color: var(--muted); }
.doc .wrap { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 56px; padding-block: 48px 80px; align-items: start; }
.toc { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 84px); font-size: 14px; }
.toc p { color: var(--muted); font-weight: 600; margin-bottom: 10px; }
.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.toc a { color: var(--muted); text-decoration: none; }
.toc a:hover { color: var(--text); }
.prose { max-width: 68ch; display: grid; gap: 16px; }
.prose h2 { font-size: 26px; font-weight: 800; margin-top: 28px; scroll-margin-top: 90px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 18px; font-weight: 600; margin-top: 8px; }
.prose p, .prose li { color: var(--body); }
.prose ul, .prose ol { margin: 0; padding-left: 22px; display: grid; gap: 8px; }
.prose a { color: var(--blue-soft); }
.prose strong { color: var(--text); }
.callout { border: 1px solid var(--line); background: var(--panel); border-radius: 14px; padding: 16px 18px; }
.callout p { color: var(--body); }
.callout.help { border-color: #2c3d6b; background: #0b1224; }
.short { list-style: none; padding: 0 !important; }
.short li { padding-left: 22px; position: relative; }
.short li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 8px; height: 8px; border-radius: 2px; background: var(--blue-soft); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.data { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 560px; }
.data th, .data td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.data thead th { color: var(--muted); font-weight: 600; background: var(--panel); }
.data tbody th { font-weight: 600; color: var(--text); }
.data td { color: var(--body); }
.data tr:last-child th, .data tr:last-child td { border-bottom: 0; }
.where-tag { display: inline-block; font-size: 13px; font-weight: 600; border-radius: 6px; padding: 2px 8px; white-space: nowrap; }
.w-phone { background: #0f2a24; color: #7fe0c8; }
.w-account { background: #111c3a; color: var(--blue-soft); }
.w-shared { background: #2a1f0d; color: var(--amber); }
.w-other { background: #1d2024; color: var(--muted); }
.steps { counter-reset: s; list-style: none; padding: 0 !important; display: grid; gap: 12px; }
.steps li { counter-increment: s; position: relative; padding-left: 40px; }
.steps li::before {
  content: counter(s); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  font-size: 14px; font-weight: 600; display: flex; align-items: center; justify-content: center;
}
.path { font-weight: 600; color: var(--text); }
.faq { display: grid; gap: 10px; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: var(--panel); padding: 0 18px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 16px 0; list-style-position: inside; }
.faq details p { padding-bottom: 16px; }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-cards .panel { display: grid; gap: 8px; }
.contact-cards h3 { font-size: 18px; }
.contact-cards .addr { font-weight: 600; color: var(--text); user-select: all; }

/* Footer */
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
footer .wrap { padding-block: 36px 48px; display: grid; gap: 14px; }
footer .tagline { color: var(--text); font-weight: 600; }
footer nav { display: flex; flex-wrap: wrap; gap: 0 20px; }
footer nav a { text-decoration: none; display: inline-flex; align-items: center; min-height: 44px; }
footer nav a:hover { color: var(--text); }

/* Rest day calculator */
.calc .wrap { padding-block: 48px 64px; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 40px; align-items: start; }
.calc-form { gap: 18px; }
.calc-form fieldset { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 20px 22px 24px; display: grid; gap: 14px; min-width: 0; }
.calc-form legend { font-size: 20px; font-weight: 800; padding: 0 8px; margin-left: -8px; display: flex; align-items: center; gap: 10px; }
.calc-form .step { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--blue); color: #fff; font-size: 15px; font-weight: 800; }
.calc-form label.field, .calc-form p.field { margin-bottom: -6px; font-weight: 600; font-size: 16px; }
.calc-form input[type=date], .calc-form input[type=number] {
  width: 100%; min-height: 52px; border-radius: 12px; border: 1px solid #30353b;
  background: var(--ground); color: var(--text); padding: 0 12px; font: 400 17px var(--font); color-scheme: dark; min-width: 0;
}
.two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
.two > div { display: grid; gap: 14px; align-content: start; min-width: 0; }
.two.hm > div { display: flex; align-items: center; gap: 10px; }
.two.hm span { color: var(--muted); font-size: 15px; }
.seg { display: grid; gap: 8px; }
.seg label { display: flex; gap: 12px; align-items: center; min-height: 52px; padding: 0 14px; border: 1px solid #30353b; border-radius: 12px; cursor: pointer; }
.seg label:has(input:checked) { border-color: #cfd2d0; }
.seg input { width: 20px; height: 20px; margin: 0; accent-color: var(--blue); flex: none; }
.choice { border: 0; margin: 0; padding: 0; min-width: 0; }
.choice legend { padding: 0; font-weight: 600; font-size: 16px; margin-bottom: 8px; }
.seg.pair { grid-template-columns: 1fr 1fr; }
.answer { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 84px); display: grid; gap: 14px; }
.answer-card { display: grid; gap: 10px; border-color: #2c3d6b; background: #0b1224; }
.answer-tag { font-size: 14px; font-weight: 600; color: var(--blue-soft); }
.answer-big { font-size: clamp(36px, 5vw, 52px); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.answer-text { color: var(--body); }
.sums { list-style: none; margin: 6px 0 0; padding: 12px 0 0; border-top: 1px solid #22305a; display: grid; gap: 6px; font-size: 15px; color: var(--muted); font-variant-numeric: tabular-nums; }
.answer-share .btn { width: 100%; }
.doc .wrap.one { grid-template-columns: minmax(0, 1fr); }

@media (max-width: 900px) {
  nav.links { display: none; }
  .menu { display: block; }
  .hero .wrap, section.feature .wrap, .privacy .wrap, .built .wrap, .join .wrap { grid-template-columns: 1fr; gap: 40px; }
  section.feature.flip .copy { order: 0; }
  .map-grid { grid-template-columns: 1fr 1fr; }
  .mod-list { grid-template-columns: 1fr 1fr; }
  .doc .wrap { grid-template-columns: 1fr; gap: 28px; }
  .calc .wrap { grid-template-columns: 1fr; gap: 28px; }
  .answer { position: static; }
  .toc { position: static; border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; }
  .toc ol { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding-inline: 16px; }
  .hero .wrap { padding-block: 40px; }
  .hero .lede { font-size: 18px; }
  .hero .actions .btn { flex: 1 1 100%; }
  .line-big .wrap, .map .wrap, section.feature .wrap, .modules .wrap, .privacy .wrap, .join .wrap { padding-block: 56px; }
  .map-grid, .mod-list, .contact-cards { grid-template-columns: 1fr; }
  .toc ol { grid-template-columns: 1fr; }
  header .btn { padding: 0 12px; font-size: 14px; }
  .logo img { height: 34px; }
  .menu nav { right: 16px; }
  .page-head .wrap { padding-block: 40px 32px; }
  .calc .wrap { padding-block: 28px 48px; }
  .calc-form fieldset { padding: 16px 16px 20px; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}