/* YoungStars landing – tokens follow design-system/MASTER.md of the app */
:root {
  --bg: #FBF7FF;
  --surface: #FFFFFF;
  --ink: #2E1A47;
  --ink-2: #6B5B86;
  --ink-3: #9A8CB3;
  --line: #EDE6F7;
  --brand: #7C3AED;
  --brand-600: #6D28D9;
  --brand-700: #5B21B6;
  --gold: #FFD166;
  --gold-600: #F59E0B;
  --pink: #EC4899;
  --blue: #3B82F6;
  --green: #10B981;
  --shadow: 0 12px 30px -16px rgb(88 28 135 / .35);
  --r-card: 28px;
  --r-tile: 22px;
  --display: "Fredoka", "Rubik", system-ui, sans-serif;
  --body: "Rubik", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.65 var(--body);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: var(--brand-700); }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; margin: 0; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 600; margin-block-end: 28px; }
h3 { font-size: 21px; font-weight: 600; }
p { margin: 0; }
.nums { font-variant-numeric: tabular-nums; }
.wrap { max-width: 1120px; margin-inline: auto; padding-inline: 20px; }
.narrow { max-width: 760px; }

:focus-visible { outline: 3px solid var(--brand); outline-offset: 3px; border-radius: 8px; }
.skip { position: absolute; inset-inline-start: -999px; top: 8px; background: var(--surface); padding: 8px 14px; border-radius: 999px; z-index: 10; }
.skip:focus { inset-inline-start: 12px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 28px; border-radius: 999px; border: 0;
  background: var(--brand); color: #fff; font: 600 17px var(--body);
  text-decoration: none; cursor: pointer; box-shadow: var(--shadow);
  transition: background .2s, transform .2s;
}
.btn:hover { background: var(--brand-600); }
.btn:active { transform: scale(.97); }
.btn-small { min-height: 44px; padding: 0 20px; font-size: 15px; }

/* Header */
.top { position: sticky; top: 0; z-index: 5; background: rgb(251 247 255 / .85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top-row { display: flex; align-items: center; justify-content: space-between; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 700 23px var(--display); }
.brand img { border-radius: 10px; }

/* ---------- Hero: sky follows the time of day ---------- */
.hero {
  --sky-1: #FFF4D6; --sky-2: #FBF7FF; --hero-ink: var(--ink); --hero-ink-2: var(--ink-2);
  background: linear-gradient(180deg, var(--sky-1), var(--sky-2));
  color: var(--hero-ink);
  padding-block: 56px 72px;
  position: relative; overflow: hidden;
  transition: background .6s;
}
.hero[data-period="afternoon"] { --sky-1: #DCEBFF; --sky-2: #FBF7FF; }
.hero[data-period="evening"] {
  --sky-1: #1E1442; --sky-2: #3B2770; --hero-ink: #FFFFFF; --hero-ink-2: #D9CCF5;
}
.hero[data-period="evening"]::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 18%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 28% 42%, #fff 50%, transparent 51%),
    radial-gradient(2px 2px at 44% 12%, #FFD166 50%, transparent 51%),
    radial-gradient(1px 1px at 63% 30%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 80% 16%, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 92% 48%, #fff 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 6% 70%, #fff 50%, transparent 51%);
  opacity: .8;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; position: relative; }
.eyebrow { font: 600 15px var(--body); color: var(--hero-ink-2); letter-spacing: .02em; margin-block-end: 14px; }
.hero h1 { font-size: clamp(34px, 4.6vw, 54px); text-wrap: balance; font-weight: 700; letter-spacing: -.01em; }
.hero h1 .hl { color: var(--brand); }
.hero[data-period="evening"] h1 .hl { color: var(--gold); }
.lede { font-size: 19px; color: var(--hero-ink-2); margin-block: 22px 30px; max-width: 32em; }
.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; }
.hint { font-size: 15px; color: var(--hero-ink-2); }

/* Device */
.device {
  position: relative;
  background: #241A33; border-radius: 34px; padding: 16px;
  box-shadow: 0 40px 70px -30px rgb(30 20 66 / .55), inset 0 0 0 2px #3a2d4f;
}
.device-cam { display: none; }
.screen { color: var(--ink); background: var(--bg); border-radius: 22px; padding: 18px; min-height: 360px; }
.board-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.board-title { font: 700 24px var(--display); color: var(--ink); }
.board-sub { font-size: 13px; color: var(--ink-2); }
.clock { font: 600 30px var(--display); color: var(--ink); }

/* Time strip – the board's signature: bonus window, then the rest */
.strip { position: relative; display: flex; height: 14px; border-radius: 999px; overflow: hidden; margin-block: 14px 16px; background: var(--line); }
.strip-bonus { flex: 1; background: linear-gradient(90deg, #FFE8A3, var(--gold)); }
.strip-rest { flex: 1; background: #E4DAF5; }
.strip-marker {
  position: absolute; top: -3px; bottom: -3px; width: 6px; border-radius: 3px;
  background: var(--brand-700); box-shadow: 0 0 0 3px #fff;
  inset-inline-start: 24%;
  transition: inset-inline-start 1s linear;
}

.kids { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.kid { background: var(--surface); border-radius: 20px; padding: 12px; box-shadow: var(--shadow); }
.kid-head { display: flex; align-items: center; justify-content: space-between; margin-block-end: 10px; }
.kid-name { display: flex; align-items: center; gap: 8px; font: 600 17px var(--display); }
.avatar { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; color: #fff; font: 700 15px var(--display); background: var(--tone); }
.stars { display: inline-flex; align-items: center; gap: 4px; font: 700 17px var(--display); color: var(--gold-600); background: #FFF4D6; padding: 2px 10px; border-radius: 999px; }
.stars svg { width: 16px; height: 16px; fill: var(--gold); stroke: var(--gold-600); stroke-width: 1.5; }
.stars.bump { animation: bump .45s cubic-bezier(.3, 1.6, .5, 1); }

.task {
  width: 100%; min-height: 52px; display: flex; align-items: center; gap: 10px;
  border: 2px solid var(--line); border-radius: 16px; background: #fff;
  font: 500 15px var(--body); color: var(--ink); text-align: start;
  padding: 8px 10px; margin-block-end: 8px; cursor: pointer;
  transition: background .25s, border-color .25s, transform .15s;
}
.task:last-child { margin-block-end: 0; }
.task:hover { border-color: var(--tone-soft); }
.task:active { transform: scale(.98); }
.task .tick { width: 26px; height: 26px; border-radius: 50%; border: 2px solid var(--tone-soft); flex: none; display: grid; place-items: center; }
.task .tick svg { width: 16px; height: 16px; stroke: #fff; stroke-width: 3; fill: none; opacity: 0; }
.task .pts { margin-inline-start: auto; font-size: 13px; color: var(--ink-3); }
.task[aria-pressed="true"] { background: var(--tone-bg); border-color: var(--tone-soft); }
.task[aria-pressed="true"] .tick { background: var(--tone); border-color: var(--tone); }
.task[aria-pressed="true"] .tick svg { opacity: 1; }
.task[aria-pressed="true"] .label { text-decoration: line-through; text-decoration-color: var(--tone-soft); color: var(--ink-2); }

.tone-purple { --tone: #7C3AED; --tone-soft: #C4B5FD; --tone-bg: #F5F0FF; }
.tone-pink   { --tone: #EC4899; --tone-soft: #F9A8D4; --tone-bg: #FDF0F7; }
.tone-blue   { --tone: #3B82F6; --tone-soft: #93C5FD; --tone-bg: #EFF6FF; }
.tone-green  { --tone: #10B981; --tone-soft: #6EE7B7; --tone-bg: #ECFDF5; }
.tone-yellow { --tone: #F59E0B; --tone-soft: #FCD34D; --tone-bg: #FFF8E6; }

.fly { position: fixed; z-index: 20; width: 22px; height: 22px; pointer-events: none; fill: var(--gold); stroke: var(--gold-600); stroke-width: 1.5; }
.done-banner { margin-block-start: 10px; text-align: center; font: 600 14px var(--display); color: var(--tone); }

@keyframes bump { 0% { transform: scale(1); } 40% { transform: scale(1.3); } 100% { transform: scale(1); } }

/* ---------- Sections ---------- */
.section { padding-block: 80px; }
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature { background: var(--surface); border-radius: var(--r-card); padding: 26px; box-shadow: var(--shadow); }
.feature p { color: var(--ink-2); margin-block-start: 8px; font-size: 16px; }
.f-icon { width: 52px; height: 52px; border-radius: 16px; background: var(--tone-bg); display: grid; place-items: center; margin-block-end: 18px; }
.f-icon svg { width: 28px; height: 28px; fill: none; stroke: var(--tone); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.day { background: var(--surface); border-block: 1px solid var(--line); }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
.timeline::before { content: ""; position: absolute; inset-inline: 0; top: 23px; height: 4px; border-radius: 2px; background: linear-gradient(270deg, var(--gold), #93C5FD, #3B2770); }
.timeline li { position: relative; padding-inline-end: 32px; }
.timeline time { position: relative; display: inline-block; font: 600 22px var(--display); background: var(--surface); padding-inline-end: 12px; margin-block-end: 18px; }
.timeline li:nth-child(1) time { color: var(--gold-600); }
.timeline li:nth-child(2) time { color: var(--blue); }
.timeline li:nth-child(3) time { color: #3B2770; }
.timeline p { color: var(--ink-2); margin-block-start: 6px; }

.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.lede-sm { color: var(--ink-2); font-size: 18px; max-width: 30em; }
.spec-list { margin: 0; background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow); padding: 8px 26px; }
.spec-list div { display: flex; justify-content: space-between; gap: 16px; padding-block: 15px; border-bottom: 1px solid var(--line); }
.spec-list div:last-child { border-bottom: 0; }
.spec-list dt { color: var(--ink-2); }
.spec-list dd { margin: 0; font-weight: 500; text-align: end; }

/* Waitlist */
.join { background: linear-gradient(160deg, var(--brand) 0%, var(--brand-700) 100%); color: #fff; }
.join .lede-sm { color: #E4DAFB; }
.join-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.form { background: var(--surface); color: var(--ink); border-radius: var(--r-card); padding: 28px; display: grid; gap: 16px; box-shadow: 0 30px 60px -30px rgb(20 10 50 / .6); }
.form label { display: grid; gap: 6px; font-weight: 500; font-size: 15px; }
.form input:not([type=checkbox]), .form select {
  min-height: 50px; border: 2px solid var(--line); border-radius: 14px; padding: 0 14px;
  font: 400 17px var(--body); color: var(--ink); background: var(--bg);
}
.form input:focus, .form select:focus { border-color: var(--brand); outline: none; box-shadow: 0 0 0 3px #DDD0FB; }
.form .consent { grid-template-columns: auto 1fr; align-items: start; gap: 10px; font-weight: 400; font-size: 14px; color: var(--ink-2); }
.form .consent input { width: 20px; height: 20px; margin-block-start: 3px; accent-color: var(--brand); }
.form .hp { position: absolute; inset-inline-start: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-msg { min-height: 1.4em; font-size: 15px; font-weight: 500; }
.form-msg.ok { color: #047857; }
.form-msg.err { color: #B91C1C; }
.form button[disabled] { opacity: .6; cursor: progress; }

/* FAQ */
details { background: var(--surface); border-radius: 20px; box-shadow: var(--shadow); padding: 0 22px; margin-block-end: 12px; }
summary { cursor: pointer; padding-block: 18px; font: 600 18px var(--display); list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font-size: 24px; color: var(--brand); transition: transform .2s; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--ink-2); padding-block-end: 18px; }

/* Footer */
.foot { padding-block: 32px; border-top: 1px solid var(--line); font-size: 15px; color: var(--ink-2); }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.foot nav { display: flex; gap: 20px; }

/* Plain content pages */
.page { padding-block: 64px 96px; }
.page h1 { font-size: clamp(32px, 5vw, 48px); margin-block-end: 24px; }
.page h2 { font-size: 24px; margin-block: 36px 10px; }
.page p, .page li { color: var(--ink-2); }
.page p + p { margin-block-start: 12px; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .spec, .join-grid { grid-template-columns: 1fr; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-block: 36px 56px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .features { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; gap: 28px; }
  .timeline::before { inset-inline: auto; inset-inline-start: 0; top: 0; bottom: 0; width: 4px; height: auto; background: linear-gradient(180deg, var(--gold), #93C5FD, #3B2770); }
  .timeline li { padding-inline-start: 22px; padding-inline-end: 0; }
  .timeline time { padding-inline-end: 0; margin-block-end: 4px; background: none; }
  .device { padding: 10px; border-radius: 26px; }
  .screen { padding: 12px; border-radius: 18px; }
  .kids { gap: 10px; }
  .kid { padding: 10px; }
  .task { font-size: 14px; min-height: 48px; gap: 8px; padding: 6px 8px; }
  .task .pts { display: none; }
  .btn-small { padding: 0 14px; font-size: 14px; }
  .section { padding-block: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

.btn .short { display: none; }
@media (max-width: 640px) { .btn .long { display: none; } .btn .short { display: inline; } }
.features.features-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 960px) { .features.features-3 { grid-template-columns: 1fr; } }
.top-actions { display: flex; align-items: center; gap: 18px; }
.login-link { color: var(--ink-2); font-weight: 500; text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; }
.login-link:hover { color: var(--brand-700); }