/* GIZMO 사이트 공용 스타일. 홈과 모든 프로젝트 페이지가 같이 씁니다. */
@font-face {
  font-family: "Mulmaru";
  src: url("assets/Mulmaru.ttf") format("truetype");
  font-display: swap;
}

/* 한 가지 세계에만 맞춘 페이지입니다. 게임 타이틀 화면의 밤하늘에서 뽑은 색으로
   끝까지 가므로 라이트 테마는 두지 않고 모든 색을 직접 칠합니다. */
:root {
  color-scheme: dark;
  --night: #081640;
  --sky: #0C2664;
  --horizon: #1647BB;
  --panel: #0C1F57;
  --panel-line: #1E3478;
  --mint: #3BF5A4;
  --mint-ink: #062A1C;
  --amber: #FCB13B;
  --paper: #E8EDF8;
  --muted: #9AA9CC;
  --line: rgba(154, 169, 204, 0.2);

  --display: "Mulmaru", "IBM Plex Sans KR", system-ui, sans-serif;
  --body: "IBM Plex Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --t-xs: 13px;
  --t-sm: 15px;
  --t-md: 17px;
  --t-lg: 22px;
  --t-xl: 32px;
  --t-2xl: 48px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--night);
  color: var(--paper);
  font: 400 var(--t-md)/1.75 var(--body);
  -webkit-font-smoothing: antialiased;
  /* 한국어는 띄어쓰기에서만 줄을 바꿉니다. 긴 영문·주소만 넘칠 때 끊습니다. */
  word-break: keep-all;
  overflow-wrap: break-word;
}

a { color: var(--mint); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
  border-radius: 2px;
}
/* width·height 속성은 비율 힌트로만 쓰고 실제 높이는 폭을 따라가게 합니다. */
img { max-width: 100%; height: auto; display: block; }

.wrap {
  width: 100%;
  max-width: 1080px;
  margin-inline: auto;
  padding-inline: 20px;
}

.eyebrow {
  margin: 0;
  font: 500 var(--t-xs)/1.4 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

h1, h2, h3 { text-wrap: balance; margin: 0; }
h2 {
  font: 400 var(--t-xl)/1.25 var(--display);
  letter-spacing: 0.01em;
}
@media (min-width: 820px) { h2 { font-size: var(--t-2xl); } }
p { margin: 0; }
.lede { max-width: 62ch; color: var(--paper); }
.quiet { color: var(--muted); }

/* ── 상단 막대 ──────────────────────────────────────────── */
.bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(8, 22, 64, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.bar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.mark {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--paper);
  text-decoration: none;
  font: 400 var(--t-xl)/1 var(--display);
}
.mark .pip {
  width: 12px;
  height: 12px;
  background: var(--mint);
  box-shadow: 4px 4px 0 var(--horizon);
}
.bar nav { display: flex; gap: 20px; flex-wrap: wrap; justify-content: flex-end; }
.bar nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: var(--t-sm);
}
.bar nav a:hover { color: var(--paper); }
@media (max-width: 560px) { .bar nav { gap: 12px; } .bar nav a:nth-child(n+4) { display: none; } }

/* ── 타이틀 화면 ────────────────────────────────────────── */
.hero { padding-block: 40px 56px; display: grid; gap: 28px; }
.screen {
  position: relative;
  padding: 10px;
  background: #050E2B;
  border: 1px solid var(--panel-line);
  box-shadow: 0 0 0 1px #02081C, 0 30px 80px -30px rgba(22, 71, 187, 0.55);
}
.scene {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(#0C2664, #1647BB);
  image-rendering: pixelated;
}
.scene .layer {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
}
.scene canvas.layer { width: 100%; height: 100%; }
.layer.sky       { background-image: url("assets/sky.png"); }
.layer.meteor2   { background-image: url("assets/meteor2.png"); background-size: 1400% 100%; left: -6.41%; top: -0.83%; }
.layer.meteor    { background-image: url("assets/meteor.png");  background-size: 2400% 100%; left: -0.63%; top: -0.83%; }
.layer.cloud2,
.layer.cloud     { top: 28.89%; height: 50%; background-repeat: repeat-x; background-size: 103.125% 100%; }
.layer.cloud2    { background-image: url("assets/cloud2.png"); }
.layer.cloud     { background-image: url("assets/cloud.png"); }
.layer.mountain2 { background-image: url("assets/mountain2.png"); top: 7.5%; }
.layer.mountain  { background-image: url("assets/mountain.png");  top: 5.556%; }
.layer.grass3    { background-image: url("assets/grass3.png");    top: -5.278%; }
.layer.glow {
  left: 39.2%; top: 47.2%; width: 21.9%; height: 38.9%;
  background: radial-gradient(closest-side, rgba(252, 177, 59, 0.5), rgba(252, 177, 59, 0));
  mix-blend-mode: screen;
}
.layer.machine {
  left: 43.75%; top: 56.11%; width: 12.5%; height: 31.11%;
  background-image: url("assets/machine.png");
  background-size: 1700% 100%;
}
.layer.grass     { background-image: url("assets/grass.png"); }
.layer.logo {
  left: 28.125%; top: 6.667%; width: 43.75%; height: 38.89%;
  object-fit: contain;
  image-rendering: auto;
}
.screen figcaption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 4px 0;
  font: 400 var(--t-xs)/1.4 var(--mono);
  color: var(--muted);
}

.hero-copy {
  display: grid;
  gap: 20px;
  align-items: end;
}
@media (min-width: 820px) { .hero-copy { grid-template-columns: 1.2fr 1fr; gap: 48px; } }
.hero-copy h1 {
  font: 700 clamp(28px, 4.2vw, 40px)/1.3 var(--body);
  letter-spacing: -0.01em;
}
.hero-copy h1 em { font-style: normal; color: var(--mint); }
.hero-side { display: grid; gap: 18px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-self: start;
  padding: 4px 10px;
  border: 1px solid var(--panel-line);
  font: 500 var(--t-xs)/1.4 var(--mono);
  color: var(--muted);
}
.chip b { color: var(--mint); font-weight: 500; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  padding: 11px 18px;
  font: 500 var(--t-sm)/1 var(--body);
  text-decoration: none;
  border: 1px solid var(--mint);
}
.btn.primary { background: var(--mint); color: var(--mint-ink); box-shadow: 4px 4px 0 var(--horizon); }
.btn.primary:hover { transform: translate(-1px, -1px); box-shadow: 5px 5px 0 var(--horizon); }
.btn.ghost { color: var(--mint); }
.btn.ghost:hover { background: rgba(59, 245, 164, 0.08); }

/* ── 공통 구획 ─────────────────────────────────────────── */
section.block { padding-block: 72px; border-top: 1px solid var(--line); }
.head { display: grid; gap: 14px; margin-bottom: 36px; }

/* 게임 소개 */
.game-grid { display: grid; gap: 40px; }
@media (min-width: 900px) { .game-grid { grid-template-columns: 1fr 1fr; align-items: start; } }
.systems { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.systems li { display: grid; grid-template-columns: 14px 1fr; gap: 14px; }
.systems li::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 9px;
  background: var(--mint);
}
.systems h3 { font: 700 var(--t-md)/1.5 var(--body); }
.systems p { color: var(--muted); font-size: var(--t-sm); }
.feature-shot { display: grid; gap: 10px; }
.feature-shot img { border: 1px solid var(--panel-line); }
.feature-shot figcaption, .shots figcaption {
  font: 400 var(--t-xs)/1.5 var(--mono);
  color: var(--muted);
}

/* 스크린샷 */
.shots { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.shots figure { margin: 0; display: grid; gap: 8px; }
.shots img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border: 1px solid var(--panel-line); }

/* 세계관 — 게임 로딩 화면에 한 줄씩 나오는 글 */
.loading {
  display: grid;
  gap: 18px;
  padding: 28px;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  margin-bottom: 40px;
}
.loading .ko { font: 500 var(--t-lg)/1.6 var(--body); max-width: 40ch; }
.loading .en { font: 400 var(--t-sm)/1.6 var(--mono); color: var(--muted); max-width: 70ch; }
.loading .bar-track { height: 6px; background: #071236; border: 1px solid var(--panel-line); }
.loading .bar-fill { height: 100%; width: 62%; background: var(--mint); }
.lore { list-style: none; margin: 0; padding: 0; display: grid; gap: 20px 40px; }
@media (min-width: 820px) { .lore { grid-template-columns: 1fr 1fr; } }
.lore li { display: grid; gap: 4px; padding-top: 14px; border-top: 1px solid var(--line); }
.lore .en { font: 400 var(--t-xs)/1.6 var(--mono); color: var(--muted); }

/* 개발일지 — 실제 빌드 기록 */
.log { list-style: none; margin: 0; padding: 0; display: grid; }
.log li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding-block: 22px;
  border-top: 1px solid var(--line);
}
@media (min-width: 720px) {
  .log li { grid-template-columns: 150px 1fr; gap: 24px; }
}
.log .ver { display: grid; gap: 2px; align-content: start; }
.log .tag { font: 400 16px/1.3 var(--display); color: var(--mint); }
.log .date { font: 400 var(--t-xs)/1.4 var(--mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.log h3 { font: 700 var(--t-md)/1.5 var(--body); }
.log p { color: var(--muted); font-size: var(--t-sm); max-width: 66ch; }
.log li.next .tag { color: var(--amber); }
.pill {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  font: 500 11px/1.6 var(--mono);
  letter-spacing: 0.06em;
  color: #2A1A00;
  background: var(--amber);
  vertical-align: 2px;
}

/* 사양 */
.spec-wrap { overflow-x: auto; }
table.spec { width: 100%; min-width: 560px; border-collapse: collapse; font-size: var(--t-sm); }
.spec th, .spec td { text-align: left; padding: 14px 16px; border-top: 1px solid var(--line); vertical-align: top; }
.spec thead th {
  border-top: 0;
  font: 500 var(--t-xs)/1.4 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.spec tbody th { width: 22%; color: var(--muted); font-weight: 500; }
.spec td { font-variant-numeric: tabular-nums; }
.spec .target td { font-family: var(--mono); color: var(--mint); }
.note { margin-top: 18px; font-size: var(--t-sm); color: var(--muted); max-width: 70ch; }

/* GIZMO */
.club { display: grid; gap: 32px; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 12px 24px; margin: 0; }
.facts dt { font: 500 var(--t-xs)/1.9 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: 0; font-variant-numeric: tabular-nums; }
#club-title { text-wrap: balance; }
.club-now { margin: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.club-now:empty { display: none; }
.club-now a { color: var(--paper); font-weight: 600; }
.club-points { display: grid; gap: 28px 40px; }
@media (min-width: 820px) { .club-points { grid-template-columns: repeat(3, 1fr); } }
.club-points section { border-top: 1px solid var(--line); padding-top: 18px; }
.club-points h3 { margin: 0 0 10px; font: 400 var(--t-lg)/1.3 var(--display); color: var(--mint); }
.club-points p { margin: 0; color: var(--muted); }
.nowrap { white-space: nowrap; }

/* 홈 배경: 밤하늘(별·유성은 backdrop.js) 위로 게임 타이틀의 산 능선을 실루엣으로 깝니다 */
/* 페이지에 body 태그가 따로 없어서, 산 능선이 있는 페이지의 body 를 고릅니다 */
body:has(.backdrop-ridge) { background: linear-gradient(180deg, #081640 0%, #0A1B50 55%, #0F2A6E 100%) fixed; }
.backdrop-stars { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.backdrop-ridge { position: fixed; left: 0; right: 0; bottom: 0; height: clamp(120px, 24vw, 300px); z-index: -1; pointer-events: none; }
.backdrop-ridge::before { content: ""; position: absolute; inset: -40% 0 0;
  background: radial-gradient(ellipse 70% 60% at 50% 100%, rgba(22, 71, 187, 0.35), transparent 70%); }
.backdrop-ridge i { position: absolute; left: 0; right: 0; background-repeat: repeat-x; background-position: bottom center;
  background-size: auto 100%; image-rendering: pixelated; filter: brightness(0); }
/* 산 그림은 아래쪽이 비어 있어서, 화면 밑으로 내려 빈 부분이 안 보이게 합니다 */
.backdrop-ridge .back { top: 8%; bottom: -14%; background-image: url("assets/mountain2.png"); opacity: 0.35; }
.backdrop-ridge .front { top: 22%; bottom: -22%; background-image: url("assets/mountain.png"); opacity: 0.7; }
.club .facts { border-top: 1px solid var(--line); padding-top: 20px; }
@media (min-width: 720px) {
  /* 학교 · 주 엔진 · 프로젝트 · 사이트 를 한 줄로: 항목마다 라벨 위, 값 아래 */
  .club .facts { grid-template-columns: none; grid-template-rows: auto auto; grid-auto-flow: column;
                 justify-content: start; gap: 4px 56px; }
}

footer {
  padding-block: 32px 48px;
  border-top: 1px solid var(--line);
  font-size: var(--t-xs);
  color: var(--muted);
}
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }


/* ── 홈: GIZMO 표지 ─────────────────────────────────────── */
.home-hero { padding-block: 64px 48px; display: grid; gap: 22px; }
.wordmark {
  font: 400 64px/1 var(--display);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 20px;
}
@media (min-width: 820px) { .wordmark { font-size: 128px; } }
.wordmark .pip {
  width: 0.19em;
  height: 0.19em;
  background: var(--mint);
  box-shadow: 0.06em 0.06em 0 var(--horizon);
  flex: none;
}
.home-hero .lede { font-size: var(--t-lg); line-height: 1.6; max-width: 34ch; }
.home-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; font: 400 var(--t-xs)/1.5 var(--mono); color: var(--muted); }
.home-meta b { color: var(--paper); font-weight: 500; font-variant-numeric: tabular-nums; }

/* ── 프로젝트 목록 ─────────────────────────────────────────── */
.projects { display: grid; gap: 24px; }
.project-row { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--panel);
  border: 1px solid var(--panel-line);
  color: var(--paper);
}
@media (min-width: 900px) {
  .card.featured { grid-template-columns: 1.45fr 1fr; grid-template-rows: none; }
}
.card .cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #050E2B; }
.card .cover > img { width: 100%; height: 100%; object-fit: cover; }
.card .cover .scene { position: absolute; inset: 0; width: 100%; height: 100%; aspect-ratio: auto; }
.cover-pattern {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--acc) 55%, transparent) 1px, transparent 1.5px) 0 0 / 14px 14px,
    linear-gradient(160deg, color-mix(in srgb, var(--acc) 22%, #050E2B), #050E2B 70%);
}
.cover-pattern span { font: 400 var(--t-xl)/1.2 var(--display); color: var(--acc); padding: 0 20px; text-align: center; }
.card .body { display: grid; gap: 14px; align-content: start; padding: 22px 24px 24px; }
.card .row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.kind, .status {
  font: 500 11px/1.6 var(--mono);
  letter-spacing: 0.08em;
  padding: 1px 8px;
  border: 1px solid var(--panel-line);
  color: var(--muted);
}
.status.live { color: var(--mint-ink); background: var(--mint); border-color: var(--mint); }
.status.shipped { color: var(--night); background: var(--paper); border-color: var(--paper); }
.card h3 { font: 400 var(--t-xl)/1.2 var(--display); }
.card h3 a { color: inherit; text-decoration: none; }
.card h3 a:hover { color: var(--mint); }
.card .summary { color: var(--muted); font-size: var(--t-sm); max-width: 52ch; }
.card .facts { font-size: var(--t-sm); gap: 6px 18px; }
.card .facts dt { line-height: 1.7; }
.card .links { display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: var(--t-sm); }
.card .tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.card .tags li { font: 400 var(--t-xs)/1.5 var(--mono); color: var(--muted); }
.card .tags li::before { content: "#"; color: var(--mint); }

/* ── 소식 ──────────────────────────────────────────────── */
.news { list-style: none; margin: 0; padding: 0; display: grid; }
.news li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-block: 16px;
  border-top: 1px solid var(--line);
}
@media (min-width: 720px) { .news li { grid-template-columns: 110px 170px 1fr; gap: 20px; align-items: baseline; } }
.news time { font: 400 var(--t-xs)/1.5 var(--mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.news .proj { font: 400 var(--t-xs)/1.5 var(--mono); color: var(--mint); }
.news a { color: var(--paper); text-decoration: none; }
.news a:hover { color: var(--mint); text-decoration: underline; }

/* 임시 항목: 아직 이름·소개가 없는 프로젝트 자리 */
.card.placeholder { background: transparent; border: 1px dashed var(--panel-line); }
.card.placeholder .cover-pattern { opacity: 0.7; }
.card.placeholder h3 { color: var(--muted); }

/* 게임과 같은 방식(WebGL)으로 그리는 타이틀 화면. 켜지면 CSS 레이어는 숨깁니다. */
.scene .title-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: none; image-rendering: auto; }
.scene.webgl .title-canvas { display: block; }
.scene.webgl > :not(.title-canvas) { display: none; }

/* 대표 카드: 사진 칸이 오른쪽 정보 칸 높이만큼 늘어나고, 그 안에서 16:9 장면을
   가운데 맞춰 잘라 채웁니다(object-fit: cover 와 같은 방식). 장면 비율은 그대로라
   레이어가 찌그러지지 않습니다. */
@media (min-width: 900px) {
  .card.featured .cover { aspect-ratio: auto; container-type: size; }
  .card.featured .cover .scene {
    inset: auto;
    left: 50%;
    top: 50%;
    width: max(100cqw, 100cqh * 16 / 9);
    height: max(100cqh, 100cqw * 9 / 16);
    transform: translate(-50%, -50%);
  }
}