/* 先行(먼저) — 아이용 화면 스타일. 프로토타입(클리커블 데모)의 팔레트/폰트를 옮김. */
:root {
  --bg: #FBF5E8;
  --ink: #4A3C2A;
  --card: #FFFDF6;
  --card-border: #EBDFC6;
  --chip: #F1E7D2;
  --accent: oklch(0.68 0.11 45);      /* 테라코타 */
  --accent-ink: oklch(0.5 0.1 45);
  --evidence: oklch(0.68 0.11 45);
  --predict-bg: oklch(0.96 0.03 85);
  --predict-border: oklch(0.75 0.1 85);
  --predict-pill: oklch(0.72 0.12 85);
  --reason: oklch(0.62 0.09 245);
  --know-bg: oklch(0.95 0.04 140);
  --know-border: oklch(0.75 0.07 140);
  --know-pill: oklch(0.6 0.09 140);
  --unknown-bg: oklch(0.94 0.03 245);
  --unknown-border: oklch(0.65 0.08 245);
  --seed-bg: oklch(0.95 0.03 140);
  --seed-border: oklch(0.7 0.07 140);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: 'Gowun Dodum', sans-serif; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: 'Jua', sans-serif; font-weight: 400; margin: 0; }

/* top bar */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 18px 28px; border-bottom: 2px solid #F1E7D2; background: var(--bg);
  position: sticky; top: 0; z-index: 10; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-dot { width: 40px; height: 40px; border-radius: 50%; background: oklch(0.85 0.09 85); flex-shrink: 0; }
.brand-name { font-family: 'Jua', sans-serif; font-size: 21px; }
.topnav { display: flex; align-items: center; gap: 10px; }

.pill { display: inline-block; font-size: 15px; padding: 9px 17px; border-radius: 999px;
  background: var(--chip); white-space: nowrap; cursor: pointer; }
.pill-seed { background: oklch(0.95 0.03 140); border: 1px solid oklch(0.8 0.05 140); }
.pill-active { background: oklch(0.93 0.03 45); }

/* layout */
main { display: block; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 32px 28px 72px; }
.wrap-narrow { max-width: 860px; }
.rise { animation: rise .35s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.crumbs { display: flex; align-items: center; gap: 10px; font-size: 15px; margin-bottom: 22px; flex-wrap: wrap; }
.crumb-sep { opacity: .5; }

/* home */
.page-title { font-family: 'Jua', sans-serif; font-size: 40px; margin: 8px 0 6px; }
.page-sub { font-size: 18px; opacity: .75; margin-bottom: 28px; }
.grid-topics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.tile { background: var(--card); border: 2px solid var(--card-border); border-radius: 20px; padding: 16px;
  display: flex; flex-direction: column; gap: 12px; transition: transform .15s, box-shadow .15s, border-color .15s; }
.tile:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(74,60,42,.14); }
.ph { border-radius: 14px; display: flex; align-items: center; justify-content: center;
  font-family: monospace; font-size: 13px; color: #9A8B70;
  background: repeating-linear-gradient(45deg,#EFE4CC,#EFE4CC 10px,#F7EFDD 10px,#F7EFDD 20px); }
.tile .ph { height: 160px; }
.tile-row { display: flex; align-items: baseline; justify-content: space-between; }
.tile-name { font-family: 'Jua', sans-serif; font-size: 24px; }
.tile-count { font-size: 15px; color: var(--accent-ink); white-space: nowrap; }
.tile-seed { background: var(--seed-bg); border: 2px dashed var(--seed-border);
  align-items: center; justify-content: center; text-align: center; min-height: 226px; }
.tile-seed .big { font-size: 42px; }

.banner { margin-top: 26px; background: var(--card); border: 1px solid var(--card-border);
  border-radius: 16px; padding: 16px 22px; display: flex; align-items: center; gap: 14px; }
.banner:hover { border-color: var(--seed-border); }
.banner .go { margin-left: auto; font-family: 'Jua', sans-serif; font-size: 16px; color: oklch(0.45 0.09 140); white-space: nowrap; }

/* topic */
.topic-head { display: flex; gap: 22px; align-items: center; margin-bottom: 26px; }
.topic-head .ph { width: 170px; height: 130px; flex-shrink: 0; }
.topic-title { font-family: 'Jua', sans-serif; font-size: 34px; }
.qlist { display: flex; flex-direction: column; gap: 14px; }
.qcard { background: var(--card); border: 2px solid var(--card-border); border-radius: 18px;
  padding: 20px 24px; display: flex; align-items: center; gap: 16px; transition: transform .15s, box-shadow .15s, border-color .15s; }
.qcard:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 6px 16px rgba(74,60,42,.12); }
.qcard .emoji { font-size: 28px; }
.qcard .q-main { flex: 1; }
.qcard .q-title { font-family: 'Jua', sans-serif; font-size: 22px; }
.qcard .q-hook { font-size: 15px; opacity: .7; margin-top: 3px; }
.qcard .arrow { font-family: 'Jua', sans-serif; font-size: 20px; color: var(--accent-ink); }
.chip { font-size: 14px; padding: 6px 13px; border-radius: 999px; background: var(--chip); white-space: nowrap; }

/* doc */
.doc { display: flex; flex-direction: column; gap: 24px; }
.doc-title { font-family: 'Jua', sans-serif; font-size: 36px; line-height: 1.25; }
.doc-badges { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.badge { font-size: 14px; padding: 6px 12px; border-radius: 999px; white-space: nowrap; }
.badge-brick { background: oklch(0.93 0.03 45); color: oklch(0.5 0.1 45); }
.doc-cover { height: 240px; }
.section { display: flex; flex-direction: column; gap: 14px; }
.tag { align-self: flex-start; font-family: 'Jua', sans-serif; font-size: 16px; padding: 8px 17px;
  border-radius: 999px; color: #FFF8EC; white-space: nowrap; }
.tag small { opacity: .8; font-size: 13px; }
.tag-evidence { background: var(--evidence); }
.tag-reason { background: var(--reason); }
.tag-know { background: var(--know-pill); }
.box { background: var(--card); border: 2px solid var(--card-border); border-radius: 18px;
  padding: 20px 24px; font-size: 18px; line-height: 1.65; }

/* predict */
.predict { background: var(--predict-bg); border: 3px solid var(--predict-border); border-radius: 22px;
  padding: 26px; display: flex; flex-direction: column; gap: 16px; }
.predict .tag-you { align-self: flex-start; font-family: 'Jua', sans-serif; font-size: 16px;
  padding: 8px 17px; border-radius: 999px; background: var(--predict-pill); color: var(--ink); white-space: nowrap; }
.predict .ask { font-family: 'Jua', sans-serif; font-size: 26px; }
.choices { display: flex; gap: 16px; }
.choice { flex: 1; background: var(--card); border: 2px solid var(--card-border); border-radius: 16px;
  padding: 14px; display: flex; flex-direction: column; gap: 10px; align-items: center; cursor: pointer;
  position: relative; transition: transform .15s, box-shadow .15s, border-color .15s; }
.choice:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(74,60,42,.12); }
.choice.chosen { border: 3px solid var(--accent); }
.choice .ph { width: 100%; height: 120px; }
.choice .label { font-family: 'Jua', sans-serif; font-size: 22px; white-space: nowrap; }
.choice .mine { position: absolute; top: -14px; right: -10px; background: var(--accent); color: #FFF8EC;
  font-family: 'Jua', sans-serif; font-size: 14px; padding: 6px 12px; border-radius: 999px; white-space: nowrap; display: none; }
.choice.chosen .mine { display: block; }
.predict-hint { font-size: 15px; opacity: .65; text-align: center; }
.reveal { background: oklch(0.93 0.05 140); border-radius: 14px; padding: 16px 20px;
  font-size: 17px; line-height: 1.6; }

.locked { background: var(--card); border: 2px dashed #E4D7BC; border-radius: 18px;
  padding: 18px 24px; font-size: 16px; opacity: .75; text-align: center; }

/* knowledge / unknown */
.knowledge { background: var(--know-bg); border: 2px solid var(--know-border); border-radius: 18px;
  padding: 22px 26px; font-family: 'Jua', sans-serif; font-size: 24px; line-height: 1.5; }
.unknown { background: var(--unknown-bg); border: 2px dashed var(--unknown-border); border-radius: 18px;
  padding: 20px 24px; display: flex; gap: 16px; align-items: flex-start; }
.unknown .q { font-size: 30px; }
.unknown .u-title { font-family: 'Jua', sans-serif; font-size: 20px; margin-bottom: 6px; }
.unknown .u-body { font-size: 17px; line-height: 1.6; }

/* try_it */
.tryit { background: var(--card); border: 2px solid var(--know-border); border-radius: 22px;
  padding: 26px; display: flex; flex-direction: column; gap: 12px; }
.tryit ol { margin: 0; padding-left: 22px; font-size: 17px; line-height: 1.9; }
.tryit .ask { font-size: 17px; background: var(--predict-bg); border-radius: 12px; padding: 12px 16px; }
.tryit .safety { font-size: 14px; opacity: .65; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }

/* next */
.nexts { display: flex; flex-direction: column; gap: 14px; }
.nexts h3 { font-size: 22px; }
.next-row { display: flex; gap: 16px; }
.next-card { flex: 1; background: oklch(0.93 0.03 45); border-radius: 18px; padding: 22px;
  display: flex; flex-direction: column; gap: 10px; transition: transform .15s, box-shadow .15s; }
.next-card:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(74,60,42,.14); }
.next-card .n-hook { font-size: 16px; line-height: 1.55; }
.next-card .n-label { font-family: 'Jua', sans-serif; font-size: 17px; color: var(--accent-ink); }
.source { font-size: 13px; opacity: .5; border-top: 1px solid var(--card-border); padding-top: 16px; }

/* grow */
.grow { background: var(--seed-bg); border: 2px dashed var(--seed-border); border-radius: 22px;
  padding: 40px; display: flex; flex-direction: column; gap: 16px; align-items: center; text-align: center; }
.grow .big { font-size: 52px; }
.grow .g-title { font-family: 'Jua', sans-serif; font-size: 30px; line-height: 1.3; }
.grow .g-chip { font-size: 15px; padding: 6px 14px; border-radius: 999px; background: var(--card); border: 1px solid oklch(0.8 0.05 140); }
.grow .g-body { font-size: 17px; line-height: 1.65; max-width: 520px; }
.grow .g-actions { display: flex; gap: 12px; margin-top: 8px; flex-wrap: wrap; justify-content: center; }
.btn { font-family: 'Jua', sans-serif; font-size: 16px; padding: 13px 26px; border-radius: 999px; cursor: pointer; }
.btn-primary { background: var(--know-pill); color: #FFF8EC; }
.btn-ghost { background: var(--card); border: 1px solid var(--card-border); }
.grow-note { font-size: 14px; opacity: .65; text-align: center; line-height: 1.6; margin-top: 16px; }

/* seeds */
.grid-seeds { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.seed-card { background: var(--card); border: 2px solid var(--card-border); border-radius: 18px;
  padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.seed-card.sprout { border-color: oklch(0.8 0.05 140); }
.seed-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(74,60,42,.12); }
.seed-card .s-top { display: flex; justify-content: space-between; align-items: center; }
.seed-card .s-emoji { font-size: 28px; }
.seed-card .s-title { font-family: 'Jua', sans-serif; font-size: 22px; }
.seed-card .s-meta { font-size: 15px; opacity: .7; }
.seed-card .s-tag { font-size: 14px; padding: 5px 12px; border-radius: 999px; background: var(--chip); white-space: nowrap; }
.seed-card .s-tag.grow { background: oklch(0.93 0.05 140); }
.seed-plant { background: oklch(0.97 0.02 85); border: 2px dashed oklch(0.75 0.1 85);
  align-items: center; justify-content: center; text-align: center; }
.seed-plant .big { font-size: 32px; }

/* toast */
.toast { position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: var(--ink); color: #FFF8EC; font-size: 16px; padding: 13px 24px; border-radius: 999px;
  box-shadow: 0 8px 24px rgba(74,60,42,.3); z-index: 50; white-space: nowrap; display: none; }
.toast.show { display: block; animation: rise .3s ease both; }

/* 반응형 */
@media (max-width: 860px) {
  .grid-topics { grid-template-columns: repeat(2, 1fr); }
  .grid-seeds { grid-template-columns: 1fr; }
  .choices, .next-row { flex-direction: column; }
  .topic-head { flex-direction: column; align-items: flex-start; }
  .page-title { font-size: 32px; }
  .doc-title { font-size: 30px; }
}
@media (max-width: 520px) {
  .grid-topics { grid-template-columns: 1fr; }
  .brand-name { font-size: 18px; }
}