/* www.danny22.com — 색은 DGX Spark 본체(샴페인 골드 · 흑연)에서 가져왔다. 색은 아래 토큰만 쓴다. */

:root {
  --bg: #f1f2f0;          /* 알루미늄 */
  --surface: #fbfbfa;
  --ink: #24272c;         /* 흑연 */
  --ink-soft: #545a63;
  --line: #d6d8d3;
  --gold: #9c7b45;        /* 스파크 골드 */
  --gold-deep: #7d6236;
  --gold-wash: #ece4d5;
  --ok: #2f7d57;
  --warn: #a5620c;
  --panel: #24272c;
  --panel-ink: #eceae4;
  --panel-soft: #a3a7ad;
  --panel-line: #3a3e45;
  --focus: #2f5bd3;
  --field-line: #80868e;  /* 입력칸 테두리: 바탕 대비 3:1 이상 */
  --panel-gold: #c4a46b;  /* 패널(어두운 판) 위의 금색 */
  --panel-ok: #5ec18f;
  --measure: 40em;       /* 글 한 줄 길이 상한 (상자에는 쓰지 않는다) */
  --doc: 100%;           /* 소개 · 안내 페이지 본문 칸: 머리글과 같은 칸을 채운다 (2026-10-23 사용자, 전에는 860px) */
  --font: "IBM Plex Sans KR", "IBM Plex Sans", "Apple SD Gothic Neo", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17191c; --surface: #1e2024; --ink: #e9e7e2; --ink-soft: #a6abb2; --line: #33373e;
    --gold: #cdae77; --gold-deep: #e2c995; --gold-wash: #2c2719; --ok: #5ec18f; --warn: #e3a04a;
    --panel: #0f1012; --panel-ink: #eceae4; --panel-soft: #9a9ea5; --panel-line: #2c3036; --focus: #8eabff; --field-line: #737982; --panel-gold: #cdae77; --panel-ok: #5ec18f;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #17191c; --surface: #1e2024; --ink: #e9e7e2; --ink-soft: #a6abb2; --line: #33373e;
  --gold: #cdae77; --gold-deep: #e2c995; --gold-wash: #2c2719; --ok: #5ec18f; --warn: #e3a04a;
  --panel: #0f1012; --panel-ink: #eceae4; --panel-soft: #9a9ea5; --panel-line: #2c3036; --focus: #8eabff; --field-line: #737982; --panel-gold: #cdae77; --panel-ok: #5ec18f;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 17px; line-height: 1.7; font-weight: 400;
  word-break: keep-all; overflow-wrap: anywhere; font-variant-numeric: tabular-nums;
}
a { color: inherit; text-decoration-color: var(--gold); text-underline-offset: 3px; }
a:hover { color: var(--gold-deep); }
/* text-wrap: pretty · balance 를 쓰지 않는다 — 앞줄을 일찍 꺾어 글이 칸(표 칸 포함)보다 먼저 끝난다 (2026-10-23 · 24 사용자).
   외톨이 낱말은 www.js orphanGuard 가 막는다 */
.nobr { white-space: nowrap; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; background: var(--surface); padding: 6px 10px; }

/* ---- 머리 ---- */
.site-head { border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { font-weight: 700; font-size: 19px; letter-spacing: -0.01em; text-decoration: none; }
.brand span { color: var(--gold-deep); font-weight: 400; }
.site-nav { display: flex; align-items: center; gap: 22px; font-size: 15px; }
.site-nav a { text-decoration: none; color: var(--ink-soft); }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--ink); }

/* 화면 밝기 버튼: 반은 채운 원. 누르면 밝음 ↔ 어두움 (처음은 기기 설정) */
.theme-toggle {
  width: 30px; height: 30px; margin: -4px 0 0; padding: 0; border: 1.5px solid var(--line); border-radius: 50%;
  background: transparent; cursor: pointer; display: inline-grid; place-items: center; align-self: center;
}
.theme-toggle span { width: 14px; height: 14px; border-radius: 50%; border: 1.5px solid var(--ink); background: linear-gradient(90deg, var(--ink) 50%, transparent 50%); }
.theme-toggle:hover { border-color: var(--gold); }

/* ---- 첫 화면: 왼쪽 글, 오른쪽 장비 패널 ---- */
.hero { padding: 88px 0 96px; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.hero h1 {
  margin: 0; font-size: clamp(34px, 4.6vw, 56px); line-height: 1.22; font-weight: 300; letter-spacing: -0.025em;
}
.hero h1 strong { font-weight: 700; display: block; }
.hero .lead { margin: 28px 0 0; max-width: var(--measure); color: var(--ink-soft); font-size: 18px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.btn {
  display: inline-block; padding: 12px 22px; border-radius: 6px; font-weight: 600; font-size: 16px;
  text-decoration: none; border: 1.5px solid var(--ink);
}
.btn.primary { background: var(--ink); color: var(--bg); }
.btn.primary:hover { background: var(--gold-deep); border-color: var(--gold-deep); color: var(--bg); }
.btn.quiet:hover { border-color: var(--gold-deep); color: var(--gold-deep); }

/* 장비 패널: DGX Spark 앞면처럼 금색 테두리 안의 어두운 판 */
.machine {
  background: var(--panel); color: var(--panel-ink); border-radius: 14px; padding: 6px;
  box-shadow: 0 0 0 1px var(--panel-gold) inset, 0 30px 60px -30px rgba(36, 39, 44, 0.55);
}
.machine-face {
  border-radius: 10px; padding: 26px 26px 22px;
  background:
    radial-gradient(circle at 1px 1px, rgba(205, 174, 119, 0.14) 1px, transparent 1.4px) 0 0 / 9px 9px,
    var(--panel);
}
.machine h2 { margin: 0; font-size: 15px; font-weight: 600; color: var(--panel-gold); letter-spacing: 0.01em; }
.machine .model { margin: 2px 0 18px; font-size: 13px; color: var(--panel-soft); }
.readout { margin: 0; display: grid; grid-template-columns: auto 1fr; }
.readout dt, .readout dd { padding: 11px 0; border-top: 1px solid var(--panel-line); margin: 0; }
.readout dt { color: var(--panel-soft); font-size: 14px; padding-right: 18px; }
.readout dd { text-align: right; font-size: 16px; font-weight: 600; }
.readout dd small { display: block; font-size: 12.5px; font-weight: 400; color: var(--panel-soft); }
.lamp { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--panel-ok); margin-right: 8px; vertical-align: 2px; box-shadow: 0 0 0 3px rgba(94, 193, 143, 0.18); }
.lamp.warn { background: var(--warn); box-shadow: none; }
.meter-row { grid-column: 1 / -1; padding-bottom: 4px; }
.meter { height: 6px; border-radius: 3px; background: var(--panel-line); overflow: hidden; }
.meter i { display: block; height: 100%; background: var(--panel-gold); width: 0; transition: width 900ms ease-out; }
@media (prefers-reduced-motion: reduce) { .meter i { transition: none; } }
.machine .note { margin: 16px 0 0; font-size: 12.5px; color: var(--panel-soft); }

/* ---- 구획 ---- */
.section { padding: 88px 0; border-top: 1px solid var(--line); }
.section h2 { margin: 0; font-size: clamp(26px, 3vw, 34px); font-weight: 600; letter-spacing: -0.015em; line-height: 1.3; }
.section .intro { margin: 14px 0 0; color: var(--ink-soft); }   /* 칸 너비를 따른다 (짧은 안내문, 2026-10-23 사용자) */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: 56px; }

/* 랩: 줄 목록 */
.labs { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.lab { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 24px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.lab h3 { margin: 0; font-size: 22px; font-weight: 600; }
.lab h3 a { text-decoration: none; }
.lab h3 a:hover { color: var(--gold-deep); }
.lab p { margin: 6px 0 0; color: var(--ink-soft); grid-column: 1; }
.lab .state { grid-row: 1 / span 2; grid-column: 2; text-align: right; font-size: 14px; color: var(--ink-soft); white-space: nowrap; }
.lab .state b { display: block; color: var(--ink); font-weight: 600; font-size: 15px; }
.lab.soon h3 { color: var(--ink-soft); font-weight: 500; }

/* 돌아가는 방식: 실제 요청 경로라 순서를 표시한다 */
.path { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); counter-reset: hop; }
.path li { position: relative; padding: 18px 18px 0 0; border-top: 3px solid var(--gold); counter-increment: hop; }
.path li::before { content: counter(hop); position: absolute; top: -15px; left: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--bg); border: 2px solid var(--gold); font-size: 13px; font-weight: 700; line-height: 22px; text-align: center; color: var(--gold-deep); }
.path b { display: block; font-size: 17px; margin-top: 4px; }
.path span { display: block; font-size: 14.5px; color: var(--ink-soft); margin-top: 4px; }
/* 상자는 칸 너비를 그대로 채운다 — 상자마다 따로 최대 너비를 주면 같은 칸에서 오른끝이 어긋난다 */
.ops { margin: 48px 0 0; padding: 26px 28px; background: var(--gold-wash); border-radius: 10px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 40px; }
.ops p { margin: 0; }

/* 문의 */
.contact-form { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; }
.field label { display: block; font-size: 14.5px; font-weight: 600; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink); background: var(--surface);
  border: 1.5px solid var(--field-line); border-radius: 6px; padding: 11px 13px;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ink); outline: none; }
.field textarea { min-height: 150px; resize: vertical; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-note { font-size: 14px; color: var(--ink-soft); margin: 0; }
.form-status { font-size: 15px; margin: 0; min-height: 1.5em; }

/* 꼬리 */
.site-foot { border-top: 1px solid var(--line); padding: 32px 0 48px; font-size: 14.5px; color: var(--ink-soft); }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; }
.site-foot nav { display: flex; gap: 20px; flex-wrap: wrap; }

/* ---- 좁은 화면 ---- */
@media (max-width: 900px) {
  .hero { padding: 56px 0 64px; }
  .hero .wrap, .split { grid-template-columns: 1fr; gap: 40px; }
  .path { grid-template-columns: 1fr; gap: 28px; }
  .path li { padding: 0 0 0 40px; border-top: none; border-left: 3px solid var(--gold); padding-bottom: 4px; }
  .path li::before { top: -2px; left: -15px; }
  .ops { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .site-nav { gap: 14px; font-size: 14px; }
  .section { padding: 64px 0; }
  .lab { grid-template-columns: 1fr; }
  .lab .state { grid-row: auto; grid-column: 1; text-align: left; }
  .lab .state b { display: inline; margin-right: 8px; }
  .row2 { grid-template-columns: 1fr; }
  .machine-face { padding: 22px 18px 18px; }
}

/* ---- 소개 · 안내 페이지 ---- */
.page-head { padding: 72px 0 40px; }
.page-head .crumbs { margin: 0 0 14px; font-size: 15px; color: var(--ink-soft); }
.page-head .crumbs a { color: var(--ink-soft); }
.page-head h1 { margin: 0; font-size: clamp(32px, 4vw, 46px); font-weight: 600; letter-spacing: -0.02em; line-height: 1.25; }
.page-head .lead { margin: 18px 0 0; max-width: var(--doc); color: var(--ink-soft); font-size: 18px; }
.doc { padding: 8px 0 88px; }
.doc h2 { margin: 56px 0 14px; font-size: 24px; font-weight: 600; letter-spacing: -0.01em; }
.doc h2:first-child { margin-top: 0; }
.doc .wrap > * { max-width: var(--doc); }   /* 글 · 사실표 · 표 · 알림 상자가 같은 오른끝 */
.doc li { margin: 6px 0; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 12px 28px; margin: 0; padding: 22px 24px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.facts dt { color: var(--ink-soft); }
.facts dd { margin: 0; }
.table-wrap { overflow-x: auto; margin: 16px 0; }
.doc table { border-collapse: collapse; width: 100%; font-size: 16px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 12px 14px 12px 0; border-bottom: 1px solid var(--line); }
.doc th { font-size: 14.5px; font-weight: 600; color: var(--ink-soft); border-bottom: 1.5px solid var(--ink); }
.doc td.n, .doc th.n { text-align: right; padding-right: 0; white-space: nowrap; }
.doc .callout { margin: 28px 0 0; padding: 20px 24px; background: var(--gold-wash); border-radius: 10px; }
.doc .callout p { margin: 0; }
.doc .callout p + p { margin-top: 8px; }
.updated { font-size: 14.5px; color: var(--ink-soft); }
@media (max-width: 560px) {
  .page-head { padding: 48px 0 28px; }
  .facts { grid-template-columns: 1fr; gap: 2px 0; }
  .facts dd { margin-bottom: 10px; }
}
.doc td:first-child { min-width: 7.5em; }
/* 표 칸에서는 낱말 중간을 끊지 않는다 (body 의 overflow-wrap:anywhere 는 칸을 낱말보다 좁게 만든다). 넘치면 표만 옆으로 민다 */
.doc td, .doc th { overflow-wrap: break-word; }
@media (max-width: 560px) { .doc td:first-child { min-width: 0; } }

/* 문의: 꿀단지 칸(사람에게는 안 보인다), 보내기 결과 */
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status.ok { color: var(--ok); font-weight: 600; }
.form-status.err { color: var(--warn); font-weight: 600; }
.contact-form button[disabled] { opacity: 0.6; cursor: progress; }

/* 새 탭 링크 · 용어 보조 설명 (www.js) */
a.newtab::after { content: "\2060↗";   /* 단어 결합 문자: ↗ 앞에서 줄이 꺾여 "문서)." 의 ")." 만 다음 줄로 내려가던 것을 막는다 (2026-10-24) */
   font-size: .72em; margin-left: 2px; color: var(--ink-soft); vertical-align: super; line-height: 0; }
.machine a.newtab::after { color: var(--panel-soft); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
dfn[data-tip] {
  font-style: normal; cursor: help;
  text-decoration: underline dotted var(--gold); text-decoration-thickness: 1.5px; text-underline-offset: 3px;
}
dfn[data-tip]:hover, dfn[data-tip][aria-expanded="true"] { background: var(--gold-wash); border-radius: 3px; }
.machine dfn[data-tip]:hover, .machine dfn[data-tip][aria-expanded="true"] { background: var(--panel-line); }
dfn[data-tip]:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 3px; }
.tip {
  position: fixed; z-index: 50; background: var(--surface); color: var(--ink);
  border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 28px rgb(0 0 0 / .22);
  padding: 10px 14px 12px; font-size: 15px; line-height: 1.65;
}
.tip[hidden] { display: none; }
.tip-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 2px; }
.tip-title { color: var(--gold-deep); }
.tip-close { visibility: hidden; border: 0; background: none; color: var(--ink-soft); font: inherit; font-size: 20px; line-height: 1; cursor: pointer; padding: 2px 4px; border-radius: 4px; }
.tip.pinned .tip-close, .tip.sheet .tip-close { visibility: visible; }
.tip-close:focus-visible { outline: 2px solid var(--focus); }
.tip.sheet { left: 12px; right: 12px; bottom: 12px; top: auto; width: auto; max-height: 50vh; overflow: auto; }

/* 사람 확인 위젯: 폼 너비를 채운다(data-size=flexible, 최소 300px). 그보다 좁은 화면(320px 폰)에서는 줄여 칸 밖으로 나가지 않게 */
.cf-turnstile { min-height: 65px; }
@media (max-width: 340px) { .cf-turnstile { transform: scale(0.9); transform-origin: left top; margin-bottom: -6px; } }