/* 레이아웃 콘셉트: 멍(해바라기 노랑)과 냥(라일락) 두 색이 화면을 나눠 갖고, 네 글자 타일이 주인공이에요. */
:root {
  --bg: #F2F4FA;
  --surface: #FFFFFF;
  --ink: #15162B;
  --mute: #5B5E78;
  --line: #D9DCEA;
  --dog: #FFC83D;
  --cat: #B9A6FF;
  --on-accent: #15162B;
  --tile: #FFFFFF;
  --focus: #2F3FE0;
  --warn-bg: #FFF1D6;
  --warn-ink: #7A4B00;
  --accent: var(--dog);
  --display: "Black Han Sans", "Noto Sans KR", sans-serif;
  --body: "Noto Sans KR", system-ui, -apple-system, "Apple SD Gothic Neo", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0E0F19; --surface: #181A29; --ink: #F2F2FB; --mute: #A3A6C0; --line: #2A2D46;
    --focus: #8E99FF; --warn-bg: #3A2C10; --warn-ink: #FFD58A;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0E0F19; --surface: #181A29; --ink: #F2F2FB; --mute: #A3A6C0; --line: #2A2D46;
  --focus: #8E99FF; --warn-bg: #3A2C10; --warn-ink: #FFD58A;
  color-scheme: dark;
}
[data-sp="dog"] { --accent: var(--dog); }
[data-sp="cat"] { --accent: var(--cat); }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.65 var(--body); word-break: keep-all; overflow-wrap: break-word;
}
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--display); font-weight: 400; line-height: 1.15; text-wrap: balance; letter-spacing: -0.01em; }

.wrap { width: min(1080px, 100%); margin-inline: auto; padding-inline: 20px; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-block: 18px; }
.brand { font-family: var(--display); font-size: 20px; letter-spacing: -0.01em; background: none; border: 0; padding: 4px 0; }
.ghost { background: none; border: 1.5px solid var(--line); border-radius: 999px; padding: 8px 16px; font-size: 14px; font-weight: 500; }
.ghost:hover { border-color: var(--ink); }

main { padding-block: 8px 56px; }

/* ---------- 홈 ---------- */
.hero h1 { font-size: clamp(36px, 6.2vw, 76px); margin-top: 8px; max-width: 14em; }
.hero p.sub { margin-top: 18px; color: var(--mute); max-width: 34em; font-size: 17px; }
.name-field { margin-top: 28px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.name-field label { font-weight: 500; font-size: 15px; }
.name-field input { border: 1.5px solid var(--line); background: var(--surface); border-radius: 12px; padding: 10px 14px; width: min(220px, 100%); }

.choose { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.panel {
  text-align: left; border: 0; border-radius: 32px; padding: clamp(22px, 3.4vw, 40px);
  background: var(--accent); color: var(--on-accent); display: flex; flex-direction: column; gap: 22px;
  transition: transform .18s ease;
}
.panel:hover { transform: translateY(-4px); }
.panel .p-title { font-family: var(--display); font-size: clamp(40px, 7vw, 84px); line-height: 1; letter-spacing: -0.02em; }
.panel .p-who { font-size: 15px; font-weight: 700; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.panel .p-go { background: var(--on-accent); color: var(--accent); border-radius: 999px; padding: 8px 18px; font-size: 15px; font-weight: 700; }
.panel .ex-note { font-size: 14px; opacity: .8; }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(6px, 1.2vw, 12px); }
.tile { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.tile .ch {
  aspect-ratio: 1; display: grid; place-items: center; background: var(--tile); color: var(--on-accent);
  border-radius: 18px; font-family: var(--display); font-size: clamp(32px, 6vw, 64px); line-height: 1;
}
.tile .wd { font-size: clamp(11px, 1.5vw, 13px); font-weight: 700; text-align: center; line-height: 1.3; overflow-wrap: anywhere; }
.panel .tile .wd { color: var(--on-accent); }
.ch.empty { background: transparent; border: 2px dashed currentColor; opacity: .55; }

.flip .ch { animation: flip .7s cubic-bezier(.2,.8,.2,1) both; }
.flip .tile:nth-child(2) .ch { animation-delay: .08s; }
.flip .tile:nth-child(3) .ch { animation-delay: .16s; }
.flip .tile:nth-child(4) .ch { animation-delay: .24s; }
@keyframes flip { from { transform: rotateX(90deg); opacity: 0; } to { transform: none; opacity: 1; } }

.how { margin-top: 28px; display: flex; gap: 10px 22px; flex-wrap: wrap; color: var(--mute); font-size: 15px; }
.how b { color: var(--ink); font-weight: 700; }

/* ---------- 퀴즈 ---------- */
.quiz { max-width: 720px; margin-inline: auto; }
.q-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.q-head .who { font-family: var(--display); font-size: 20px; background: var(--accent); color: var(--on-accent); padding: 2px 14px; border-radius: 10px; }
.q-head .cnt { color: var(--mute); font-size: 14px; font-variant-numeric: tabular-nums; }
.bar { height: 6px; border-radius: 99px; background: var(--line); margin-top: 14px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); width: 0; transition: width .3s ease; }
.slots { margin-top: 22px; max-width: 360px; }
.slots .ch { background: var(--accent); font-size: clamp(26px, 6vw, 40px); border-radius: 14px; }
.slots .ch.empty { background: transparent; color: var(--mute); }
.slots .wd { color: var(--mute); }
.q-body { margin-top: 36px; }
.q-body h2 { font-size: clamp(26px, 4.4vw, 38px); }
.q-sec { color: var(--mute); font-size: 14px; font-weight: 500; margin-bottom: 10px; }
.opts { display: grid; gap: 12px; margin-top: 26px; }
.opt {
  text-align: left; background: var(--surface); border: 2px solid var(--line); border-radius: 20px;
  padding: 20px 22px; min-height: 76px; font-size: 17px; font-weight: 500; line-height: 1.5;
  transition: border-color .15s, background .15s, transform .15s;
}
.opt:hover { border-color: var(--ink); }
.opt.on, .opt.picked { background: var(--accent); border-color: var(--accent); color: var(--on-accent); font-weight: 700; }
.opt.picked { transform: scale(.985); }
.next { margin-top: 20px; width: 100%; border: 0; border-radius: 999px; padding: 16px; background: var(--ink); color: var(--bg); font-weight: 700; font-size: 17px; }
.next:disabled { opacity: .35; cursor: not-allowed; }
.hint { margin-top: 10px; font-size: 13px; color: var(--mute); }

/* ---------- 로딩 ---------- */
.loading { max-width: 420px; margin: 12vh auto 0; text-align: center; }
.loading .tiles { margin-bottom: 26px; }
.loading .ch { background: var(--accent); animation: pulse 1s ease-in-out infinite; }
.loading .tile:nth-child(2) .ch { animation-delay: .12s; }
.loading .tile:nth-child(3) .ch { animation-delay: .24s; }
.loading .tile:nth-child(4) .ch { animation-delay: .36s; }
@keyframes pulse { 50% { transform: translateY(-8px); } }

/* ---------- 결과 ---------- */
.result-hero { background: var(--accent); color: var(--on-accent); border-radius: 36px; padding: clamp(22px, 4vw, 52px); }
.result-hero .kicker { font-weight: 700; font-size: 15px; }
.result-hero .tiles { margin-top: 18px; max-width: 560px; }
.result-hero .ch { font-size: clamp(44px, 10vw, 104px); border-radius: 22px; }
.result-hero .wd { color: var(--on-accent); }
.result-hero h1 { margin-top: 26px; font-size: clamp(40px, 8vw, 88px); }
.result-hero .tagline { margin-top: 10px; font-size: clamp(17px, 2.2vw, 22px); font-weight: 500; }
.intro { margin-top: 28px; max-width: 40em; font-size: 17px; }

.sec { margin-top: 56px; }
.sec h2 { font-size: clamp(26px, 4vw, 38px); }
.letters { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 0 36px; }
.lt { display: grid; grid-template-columns: 56px 1fr; gap: 14px; padding: 16px 0; border-top: 1.5px solid var(--line); }
.lt .ch { width: 56px; height: 56px; border-radius: 14px; background: var(--accent); color: var(--on-accent); display: grid; place-items: center; font-family: var(--display); font-size: 28px; }
.lt b { font-weight: 700; }
.lt .ko { color: var(--mute); font-size: 14px; margin-left: 6px; }
.lt p { margin-top: 2px; font-size: 15px; }

.src { display: inline-block; font-size: 13px; font-weight: 700; padding: 3px 12px; border-radius: 99px; background: var(--surface); border: 1.5px solid var(--line); margin-top: 12px; }
.items { margin-top: 14px; }
.item { display: grid; grid-template-columns: 96px 1fr; gap: 6px 24px; padding: 24px 0; border-top: 1.5px solid var(--line); }
.item:last-child { border-bottom: 1.5px solid var(--line); }
.item .cat { font-weight: 700; font-size: 14px; padding-top: 5px; }
.item .cat span { display: inline-block; background: var(--accent); color: var(--on-accent); border-radius: 8px; padding: 1px 10px; }
.item h3 { font-size: clamp(20px, 2.6vw, 26px); }
.item .why { margin-top: 8px; max-width: 38em; }
.item .tip { margin-top: 6px; color: var(--mute); font-size: 14px; }
.item .links { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; font-size: 14px; }
.item a { color: var(--ink); font-weight: 700; text-decoration-thickness: 2px; text-underline-offset: 4px; text-decoration-color: var(--accent); }
.flag { background: var(--warn-bg); color: var(--warn-ink); border-radius: 8px; padding: 1px 10px; font-size: 12px; font-weight: 700; }

.actions { margin-top: 40px; display: flex; gap: 12px; flex-wrap: wrap; }
.btn { border: 0; border-radius: 999px; padding: 14px 24px; font-weight: 700; background: var(--ink); color: var(--bg); }
.btn.alt { background: transparent; color: var(--ink); border: 2px solid var(--line); }
.btn.alt:hover { border-color: var(--ink); }
.note { margin-top: 28px; color: var(--mute); font-size: 13px; max-width: 46em; }

.modal { position: fixed; inset: 0; background: rgba(8, 8, 20, .72); display: grid; place-items: center; padding: 20px; z-index: 10; }
.modal .box { background: var(--surface); border-radius: 24px; padding: 16px; width: min(420px, 100%); max-height: 100%; overflow: auto; display: grid; gap: 12px; }
.modal img { width: 100%; height: auto; border-radius: 14px; display: block; }
.modal p { font-size: 14px; color: var(--mute); text-align: center; }
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 20px; border-radius: 999px; font-size: 14px; font-weight: 700; z-index: 20; }

.callout { margin-top: 20px; max-width: 46em; background: var(--warn-bg); color: var(--warn-ink); border-radius: 18px; padding: 14px 18px; font-size: 15px; }
.notice { margin-top: 14px; font-size: 14px; font-weight: 500; color: var(--mute); }
.item a.cp { background: var(--ink); color: var(--bg); border-radius: 999px; padding: 6px 16px; text-decoration: none; }

@media (max-width: 760px) {
  .choose { grid-template-columns: 1fr; }
  .letters { grid-template-columns: 1fr; }
  .item { grid-template-columns: 1fr; }
  .item .cat { padding-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* 유형 목록으로 가는 하단 링크. 검색엔진이 유형 페이지를 찾아가는 통로이기도 해요. */
.site-foot {
  max-width: 720px; margin: 40px auto 0; padding: 20px 16px 40px;
  border-top: 1px solid var(--line); font-size: 13px; color: var(--mute); text-align: center;
}
.site-foot a { color: inherit; }
.site-foot .tm { margin-top: 6px; font-size: 12px; opacity: .8; }
/* 화면 전환 때 읽기 순서를 위해 main에 포커스를 주는데, 테두리는 보일 필요가 없어요 */
#app:focus { outline: none; }
a.brand { color: inherit; text-decoration: none; }
/* 결과 바로 아래 공유 버튼. 추천 목록이 길어서 맨 아래까지 안 내려가는 사람이 많아요 */
.actions.top { margin-top: 16px; }
.actions.top .btn { padding: 12px 20px; font-size: 15px; }
/* 궁합 */
.match-invite { margin: 8px 0 20px; }
.match-ask {
  margin-top: 24px; padding: 22px 22px 20px; border-radius: 24px;
  background: var(--accent); color: var(--on-accent);
}
.match-ask .emoji { font-size: 28px; line-height: 1; margin-bottom: 6px; }
.match-ask p { font-size: 16px; font-weight: 500; margin-bottom: 14px; line-height: 1.6; }
.match-ask p b { font-weight: 700; }
.match-ask .btn { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.match-card { margin-top: 24px; padding: 22px; background: var(--surface); border: 2px solid var(--accent); border-radius: 24px; }
.match-card .kicker { font-size: 14px; font-weight: 700; color: var(--mute); }
.match-card .score { margin: 6px 0 12px; font-size: 18px; font-weight: 700; }
.match-card .score b { font-family: var(--display); font-weight: 400; font-size: 40px; margin-right: 6px; }
.match-card ul { margin: 0 0 12px; padding-left: 20px; }
.match-card li { margin-bottom: 6px; line-height: 1.65; }
.match-card .note { margin-top: 0; font-size: 14px; color: var(--mute); margin-bottom: 14px; }