:root {
  --pink: #ff3d6e;
  --pink-dark: #d81b50;
  --blue: #2b59ff;
  --ink: #1b1b1f;
  --sub: #5d5d68;
  --line: #ececf1;
  --bg: #ffffff;
  --soft: #fff3f6;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Be Vietnam Pro", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}
a { color: var(--blue); text-decoration: none; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: #fff; border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: baseline; gap: 10px; padding-top: 10px; }
.logo { font-weight: 800; font-size: 22px; letter-spacing: -0.5px; }
.logo-k { color: var(--ink); }
.logo-v { color: var(--pink); margin-left: 4px; }
.tag { color: var(--sub); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav { display: flex; gap: 6px; overflow-x: auto; padding-top: 8px; padding-bottom: 10px; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a {
  flex: none; padding: 6px 12px; border-radius: 999px; background: var(--soft);
  color: var(--pink-dark); font-weight: 600; font-size: 14px;
}

.nav a.on { background: var(--pink); color: #fff; }

/* game entrances */
.games { display: grid; grid-template-columns: 1fr; gap: 10px; }
.game {
  display: flex; gap: 12px; align-items: center; padding: 12px 14px; border: 2px solid var(--line);
  border-radius: var(--radius); color: var(--ink); background: #fff;
}
.game:active { border-color: var(--pink); }
.game-icon {
  flex: none; width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--soft); color: var(--pink-dark); font-weight: 900; font-family: "Noto Serif KR", "Be Vietnam Pro", serif; font-size: 18px;
}
.game b { display: block; }
.game small { color: var(--sub); }
@media (min-width: 560px) { .games { grid-template-columns: 1fr 1fr; } }

/* idols */
#idol-search { width: 100%; margin-bottom: 10px; }
.idol-groups { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.idol-groups .lv { flex: none; }
.idol-list .chip b { font-family: "Be Vietnam Pro", sans-serif; font-size: 16px; }

/* past words */
.past-words { display: grid; gap: 6px; }
.past { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 12px; }
.past .han { font-family: "Noto Serif KR", serif; font-weight: 900; font-size: 20px; }
.past .ko { color: var(--pink-dark); font-weight: 800; }
.past .vi { flex: 1; }

/* hero */
.hero { padding: 26px 0 8px; }
.kicker { margin: 0; color: var(--pink); font-weight: 800; text-transform: uppercase; font-size: 13px; letter-spacing: 1px; }
h1 { font-size: 28px; line-height: 1.25; margin: 6px 0 10px; letter-spacing: -0.5px; }
.lead { color: var(--sub); margin: 0 0 14px; }
.hint, .mini { color: var(--sub); font-size: 13px; margin: 8px 0; }

.name-form, .match-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
input[type=text] {
  flex: 1 1 220px; min-width: 0; font: inherit; font-size: 17px; padding: 12px 14px;
  border: 2px solid var(--line); border-radius: var(--radius); outline: none;
}
input[type=text]:focus { border-color: var(--pink); }
.btn {
  font: inherit; font-weight: 800; border: 0; cursor: pointer; padding: 12px 18px;
  border-radius: var(--radius); background: var(--pink); color: #fff;
}
.btn:active { transform: translateY(1px); }
.btn.ghost { background: #fff; color: var(--pink-dark); border: 2px solid var(--pink); }
.heart { color: var(--pink); font-size: 22px; }
.say {
  font: inherit; font-weight: 800; cursor: pointer; border: 2px solid var(--blue); color: var(--blue);
  background: #fff; border-radius: var(--radius); padding: 10px 14px; line-height: 1.2;
}
.say.small { padding: 3px 8px; font-size: 13px; border-radius: 999px; margin-left: 6px; vertical-align: middle; }
.say:active { background: #eef2ff; }
#name-say, #match-say { display: contents; }

/* syllable choices */
.choices { margin-top: 14px; display: grid; gap: 10px; }
.choice-row { border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 12px; }
.choice-row .syl { font-weight: 800; margin-right: 6px; }
.choice-row .why { color: var(--sub); font-size: 13px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font: inherit; border: 2px solid var(--line); background: #fff; border-radius: 12px; padding: 6px 10px;
  cursor: pointer; text-align: left; line-height: 1.3;
}
.chip b { font-family: "Noto Serif KR", serif; font-size: 20px; margin-right: 4px; }
.chip small { color: var(--sub); }
.chip.on { border-color: var(--pink); background: var(--soft); }

/* results */
.result { margin-top: 16px; }
.result canvas { width: 100%; max-width: 480px; height: auto; display: block; border-radius: var(--radius); box-shadow: 0 6px 24px rgba(0,0,0,.12); }
.result-actions { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.next { font-weight: 600; }

/* blocks */
.block { padding: 26px 0 8px; border-top: 6px solid var(--soft); margin-top: 22px; }
.sec {
  font-size: 18px; font-weight: 800; letter-spacing: .5px; margin: 0 0 8px;
  padding-left: 10px; border-left: 5px solid var(--pink);
}
.soon .badge { display: inline-block; background: var(--ink); color: #fff; font-size: 13px; padding: 6px 12px; border-radius: 999px; margin: 0; }

/* sudoku */
.levels { display: flex; gap: 6px; margin-bottom: 10px; }
.lv { font: inherit; font-weight: 600; padding: 6px 14px; border-radius: 999px; border: 2px solid var(--line); background: #fff; cursor: pointer; }
.lv.on { border-color: var(--pink); color: var(--pink-dark); background: var(--soft); }
.sudoku-head { display: flex; justify-content: space-between; max-width: 450px; font-weight: 600; color: var(--sub); margin-bottom: 6px; }
.sudoku {
  display: grid; grid-template-columns: repeat(9, 1fr); width: 100%; max-width: 450px; aspect-ratio: 1;
  border: 3px solid var(--ink); border-radius: 6px; overflow: hidden; user-select: none;
}
.cell {
  display: flex; align-items: center; justify-content: center; font-size: clamp(16px, 5vw, 24px);
  border-right: 1px solid #cfcfd8; border-bottom: 1px solid #cfcfd8; cursor: pointer; background: #fff;
}
.cell.given { font-weight: 800; color: var(--ink); background: #f6f6f9; cursor: default; }
.cell.user { color: var(--blue); font-weight: 600; }
.cell.bad { color: #e5243b; }
.cell.peer { background: #fff7f9; }
.cell.same { background: #ffe1e9; }
.cell.sel { background: #ffc9d8; }
.cell.c3, .cell.c6 { border-right: 2px solid var(--ink); }
.cell.r3, .cell.r6 { border-bottom: 2px solid var(--ink); }
.pad { display: grid; grid-template-columns: repeat(10, 1fr); gap: 4px; max-width: 450px; margin-top: 10px; }
.pad button { font: inherit; font-weight: 800; font-size: 18px; padding: 10px 0; border-radius: 10px; border: 0; background: var(--soft); color: var(--pink-dark); cursor: pointer; }
.pad button.erase { font-size: 14px; }

/* word of the day */
.word-card { border: 2px solid var(--line); border-radius: var(--radius); padding: 16px; display: grid; gap: 4px; }
.word-card .han { font-family: "Noto Serif KR", serif; font-size: 30px; font-weight: 900; }
.word-card .pair { font-size: 22px; font-weight: 800; }
.word-card .pair .ko { color: var(--pink-dark); }
.word-card .pair .eq { color: var(--sub); margin: 0 8px; }
.word-card .mean { color: var(--sub); }

/* news */
.news { display: grid; gap: 12px; }
.news .lead-item img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--radius); display: block; }
.news .lead-item h3 { font-size: 20px; margin: 8px 0 4px; line-height: 1.35; }
.news .item { display: grid; grid-template-columns: 112px 1fr; gap: 10px; align-items: start; }
.news .item img { width: 112px; aspect-ratio: 4/3; object-fit: cover; border-radius: 10px; display: block; background: var(--line); }
.news .item h3 { font-size: 15px; margin: 0; line-height: 1.4; font-weight: 600; }
.news a { color: var(--ink); }
.news p { color: var(--sub); font-size: 14px; margin: 0; }
.more { font-weight: 800; }
.who { display: inline-block; margin-top: 8px; font-size: 12px; font-weight: 800; color: var(--pink-dark); text-transform: uppercase; letter-spacing: .3px; }
.news .item .who { margin: 0 0 2px; }

/* footer */
.foot { margin-top: 30px; padding: 20px 0 40px; background: #fafafc; border-top: 1px solid var(--line); }
.follow { font-weight: 600; }

@media (min-width: 640px) {
  h1 { font-size: 36px; }
}