/* Flip Search website. Colors match the app. */
:root {
  --paper: #F6F1E7;
  --paper-2: #EFE7D8;
  --card: #FFFDF8;
  --ink: #2B2A28;
  --muted: #6F6A61;
  --line: #E6DFD1;
  --coral: #E4572E;
  --coral-ink: #C2461F;
  --teal: #2A9D8F;
  --gold: #D08A12;
  --blue: #4A6FD1;
  --purple: #7A4FD0;
  --tile: #FFFFFF;
  --shadow: 0 1px 2px rgba(43, 42, 40, .06), 0 8px 24px rgba(43, 42, 40, .08);
  --radius: 20px;
  --head: "Fredoka", "SF Pro Rounded", ui-rounded, system-ui, sans-serif;
  --body: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121110;
    --paper-2: #1A1817;
    --card: #1F1D1B;
    --ink: #EFE8DA;
    --muted: #A49D91;
    --line: #2F2C29;
    --coral: #F07A55;
    --coral-ink: #F59372;
    --teal: #4CC3B4;
    --gold: #F2B544;
    --blue: #7C9BEA;
    --purple: #A684F0;
    --tile: #2A2724;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.65 var(--body);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; }
a { color: var(--coral-ink); text-underline-offset: 3px; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

/* Header */
header.site {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding: 22px 0;
}
.logo {
  display: inline-flex; align-items: baseline; gap: 6px;
  font: 600 26px/1 var(--head); color: var(--ink); text-decoration: none; letter-spacing: -.01em;
}
.logo .flip { display: inline-block; transform: rotate(180deg); color: var(--teal); }
nav { display: flex; gap: 6px; flex-wrap: wrap; }
nav a {
  color: var(--muted); text-decoration: none; font-weight: 700; font-size: 15px;
  padding: 8px 14px; border-radius: 999px;
}
nav a:hover { color: var(--ink); background: var(--paper-2); }
nav a[aria-current="page"] { color: #fff; background: var(--coral); }

/* Type */
h1, h2, h3 { font-family: var(--head); font-weight: 600; letter-spacing: -.015em; line-height: 1.12; margin: 0; }
h1 { font-size: clamp(36px, 6vw, 60px); }
h2 { font-size: clamp(26px, 3.6vw, 36px); margin-bottom: 10px; }
h3 { font-size: 20px; margin-bottom: 4px; }
p { margin: 0 0 14px; }
.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--muted); max-width: 34em; }
.muted { color: var(--muted); }
.eyebrow {
  display: inline-block; font: 700 13px/1 var(--body); text-transform: uppercase; letter-spacing: .12em;
  color: var(--teal); margin-bottom: 12px;
}
.accent-coral { color: var(--coral); }
.accent-teal { color: var(--teal); }

/* Buttons */
.button {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--coral); color: #fff; text-decoration: none; font-weight: 800;
  padding: 14px 22px; border-radius: 999px; border: 0; cursor: pointer; font-size: 16px;
  box-shadow: 0 6px 18px rgba(228, 87, 46, .28); transition: transform .15s ease, box-shadow .15s ease;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 10px 24px rgba(228, 87, 46, .34); }
.button.teal { background: var(--teal); box-shadow: 0 6px 18px rgba(42, 157, 143, .25); }
.button.ghost { background: transparent; color: var(--ink); box-shadow: none; border: 2px solid var(--line); }
.button svg { width: 20px; height: 20px; }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center;
  padding: 36px 0 56px;
}
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
@media (max-width: 820px) { .hero { grid-template-columns: 1fr; padding-top: 12px; } }

/* The flipping puzzle in the hero */
.board-wrap { display: grid; place-items: center; }
.board {
  --size: min(78vw, 340px);
  width: var(--size); aspect-ratio: 1; padding: 14px; border-radius: 28px;
  background: var(--card); box-shadow: var(--shadow); position: relative;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px;
  animation: flip 7s cubic-bezier(.65, 0, .35, 1) infinite;
}
.board span {
  display: grid; place-items: center; border-radius: 12px; background: var(--paper-2);
  font: 600 calc(var(--size) / 9) / 1 var(--head); color: var(--ink);
}
.board span.hit { background: rgba(228, 87, 46, .22); color: var(--coral-ink); }
.board span.hit2 { background: rgba(42, 157, 143, .22); color: var(--teal); }
.board-caption { margin-top: 16px; font-weight: 700; color: var(--muted); font-size: 14px; text-align: center; }
@keyframes flip {
  0%, 38% { transform: rotate(0deg); }
  50%, 88% { transform: rotate(180deg); }
  100% { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) { .board { animation: none; } }

/* Sections */
section { padding: 48px 0; }
section.band { background: var(--paper-2); }
.section-head { max-width: 640px; margin-bottom: 28px; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; counter-reset: step; }
.step { background: var(--card); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; margin-bottom: 12px;
  font: 600 20px/1 var(--head); color: #fff; background: var(--coral);
}
.step:nth-child(2)::before { background: var(--teal); transform: rotate(180deg); }
.step:nth-child(3)::before { background: var(--gold); }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* Feature cards */
.features { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.feature { background: var(--card); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow); }
.feature p { color: var(--muted); margin: 0; font-size: 16px; line-height: 1.55; }
.icon {
  width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 14px; color: #fff;
}
.icon svg { width: 24px; height: 24px; }
.icon.coral { background: var(--coral); }
.icon.teal { background: var(--teal); }
.icon.gold { background: var(--gold); }
.icon.blue { background: var(--blue); }
.icon.purple { background: var(--purple); }

/* Pack chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 999px;
  background: var(--card); box-shadow: var(--shadow); font-weight: 800; font-size: 15px;
}
.chip i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }

/* Books */
.books { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.book {
  display: flex; gap: 18px; align-items: center; background: var(--card); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow); text-decoration: none; color: var(--ink);
  transition: transform .15s ease;
}
.book:hover { transform: translateY(-2px); }
.cover {
  flex: none; width: 84px; height: 112px; border-radius: 8px 12px 12px 8px; display: grid; place-items: center;
  color: #fff; font: 600 22px/1.05 var(--head); text-align: center; box-shadow: inset 6px 0 0 rgba(0, 0, 0, .12), 0 6px 14px rgba(0, 0, 0, .15);
}
.cover.mom { background: var(--coral); }
.cover.dad { background: var(--teal); }
.cover small { display: block; font-size: 9px; letter-spacing: .1em; margin-top: 6px; font-family: var(--body); font-weight: 800; }
.cover .upside { display: block; transform: rotate(180deg); opacity: .65; }
.book strong { font-family: var(--head); font-weight: 600; font-size: 18px; display: block; line-height: 1.25; }
.book span.go { color: var(--coral-ink); font-weight: 800; font-size: 15px; }

/* FAQ */
.faq h2 { margin-top: 36px; }
details {
  background: var(--card); border-radius: 16px; padding: 4px 20px; margin: 10px 0; box-shadow: var(--shadow);
}
summary {
  font-weight: 800; cursor: pointer; padding: 14px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font: 600 22px/1 var(--head); color: var(--coral); transition: transform .2s ease; }
details[open] summary::after { transform: rotate(45deg); }
details p { color: var(--muted); padding-bottom: 6px; }

/* Forms */
.form-card { background: var(--card); border-radius: 24px; padding: 28px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } .form-card { padding: 20px; } }
label { display: block; font-weight: 800; font-size: 14px; margin-bottom: 6px; }
label .opt { font-weight: 600; color: var(--muted); }
input, select, textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink); background: var(--paper);
  border: 2px solid var(--line); border-radius: 12px; padding: 12px 14px; outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 4px rgba(42, 157, 143, .15); }
textarea { min-height: 150px; resize: vertical; }
.hint { font-size: 13px; color: var(--muted); margin-top: 6px; }
.honey { position: absolute; left: -9999px; }

/* Long reading (privacy) */
.prose h2 { font-size: 24px; margin: 34px 0 8px; }
.prose p, .prose li { color: var(--ink); }
.prose ul { padding-left: 22px; }
.summary-card { background: var(--card); border-left: 6px solid var(--teal); border-radius: 16px; padding: 18px 22px; box-shadow: var(--shadow); margin: 20px 0; }
.summary-card ul { margin: 8px 0 0; }

/* Footer */
footer.site { padding: 32px 0 48px; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); margin-top: 24px; }
footer.site .links { display: flex; gap: 18px; flex-wrap: wrap; margin-bottom: 8px; }
footer.site a { color: var(--muted); font-weight: 700; text-decoration: none; }
footer.site a:hover { color: var(--ink); }