@font-face {
  font-family: "Pretendard";
  src: url("fonts/PretendardVariable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #E6E9EC;
  --sheet: #F7F8F9;
  --line: #C3C9D0;
  --track: #D6DBE0;
  --ink: #1A1D21;
  --sub: #4A525C;
  --minipc: #FF7A1A;
  --cloud: #56606C;
  --mark: #FFD43B;
  --srv: var(--minipc);
  --gut: clamp(16px, 2.1vw, 40px);
  color-scheme: light;
}
body[data-server="cloud"] { --srv: var(--cloud); }

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  font-feature-settings: "tnum";
  height: 100dvh;
  display: flex;
  flex-direction: column;
}
body > * { flex: none; }
body > .stage { flex: 1 1 0; }
button { font: inherit; color: inherit; cursor: pointer; }
button:focus-visible, input:focus-visible { outline: 4px solid var(--ink); outline-offset: 3px; }

/* 모의 측정 띠 — 숨길 수 없게 맨 위 */
.mockband {
  background: var(--mark);
  color: var(--ink);
  font-weight: 800;
  font-size: clamp(15px, 1.25vw, 24px);
  text-align: center;
  padding: 6px var(--gut);
}

/* ── 머리: 서버 이름 탭 + 경로 + 시작 ── */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(14px, 1.7vw, 32px) var(--gut) clamp(12px, 1.2vw, 24px);
}
.server {
  display: flex;
  align-items: stretch;
  gap: 0;
  position: relative;
  padding: 0 clamp(20px, 2vw, 40px) 0 0;
  isolation: isolate;
}
.server::before {           /* 잇섭식 검은 기울임 탭 */
  content: "";
  position: absolute;
  inset: 0 0 0 12px;
  background: var(--ink);
  transform: skewX(-12deg);
  z-index: -1;
}
.server-chip {
  width: clamp(18px, 1.6vw, 30px);
  background: var(--srv);
  transform: skewX(-12deg);
  margin-right: clamp(14px, 1.3vw, 24px);
}
.server-text { padding: clamp(8px, .7vw, 14px) 0; color: #fff; }
.server-name {
  margin: 0;
  font-size: clamp(30px, 3.35vw, 64px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.server-stack {
  margin: 4px 0 0;
  font-size: clamp(15px, 1.15vw, 22px);
  font-weight: 500;
  color: #D9DEE3;
}

.controls { display: flex; align-items: center; gap: clamp(12px, 1.2vw, 24px); }
.paths { display: flex; border: 2px solid var(--ink); }
.path {
  background: transparent;
  border: 0;
  padding: clamp(10px, .8vw, 16px) clamp(16px, 1.3vw, 26px);
  font-size: clamp(17px, 1.35vw, 26px);
  font-weight: 700;
  color: var(--sub);
}
.path + .path { border-left: 2px solid var(--ink); }
.path[aria-checked="true"] { background: var(--ink); color: #fff; }
.go {
  background: var(--srv);
  color: var(--ink);
  border: 2px solid var(--ink);
  padding: clamp(10px, .8vw, 16px) clamp(22px, 2vw, 40px);
  font-size: clamp(19px, 1.6vw, 30px);
  font-weight: 800;
}
body[data-server="cloud"] .go { color: #fff; }
.go[data-state="running"],
body[data-server="cloud"] .go[data-state="running"] { background: var(--sheet); color: var(--ink); }

/* ── 단계 띠 ── */
.steps {
  list-style: none;
  margin: 0 var(--gut);
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}
.steps li + li { border-left: 1px solid var(--line); }
.step {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  align-items: baseline;
  text-align: left;
  background: transparent;
  border: 0;
  border-top: 6px solid transparent;
  margin-top: -2px;
  padding: clamp(8px, .8vw, 16px) clamp(12px, 1.2vw, 24px) clamp(8px, .8vw, 14px);
}
.step-no { font-size: clamp(16px, 1.3vw, 26px); font-weight: 800; color: var(--sub); }
.step-name { font-size: clamp(17px, 1.45vw, 28px); font-weight: 700; }
.step-val {
  grid-column: 2;
  font-size: clamp(22px, 2.9vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--sub);
}
.step:not([data-state="done"]) .step-val { font-size: clamp(17px, 1.45vw, 28px); padding-top: .5em; }
.step[data-state="active"] { border-top-color: var(--srv); background: var(--sheet); }
.step[data-state="active"] .step-val { color: var(--ink); }
.step[data-state="done"] .step-val { color: var(--ink); }
.step[data-state="done"] .step-val small { font-size: .45em; font-weight: 700; margin-left: .2em; color: var(--sub); }

/* ── 무대 ── */
.stage {
  margin: clamp(12px, 1.2vw, 24px) var(--gut) 0;
  background: var(--sheet);
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr) auto;
  min-height: 0;
}
.scene {
  border-right: 1px solid var(--line);
  padding: clamp(14px, 1.3vw, 26px);
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.readout {
  padding: clamp(14px, 1.3vw, 26px) clamp(16px, 1.6vw, 32px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.readout p { margin: 0; }
.readout-label { font-size: clamp(18px, 1.5vw, 30px); font-weight: 700; color: var(--sub); }
.readout-num {
  font-size: clamp(88px, 11.5vw, 220px);
  font-weight: 800;
  line-height: .95;
  letter-spacing: -0.035em;
  white-space: nowrap;
}
.readout-unit { font-size: .3em; font-weight: 700; letter-spacing: 0; margin-left: .15em; color: var(--sub); }
.readout-run { font-size: clamp(22px, 2.2vw, 42px); font-weight: 700; margin-top: .3em !important; }
.readout-num[data-long] { font-size: clamp(68px, 9.2vw, 176px); }
.readout-num[data-long="2"] { font-size: clamp(56px, 7.6vw, 146px); }
.readout-run { white-space: nowrap; }
.stage[data-phase="final"] .readout-label { align-self: flex-start; background: var(--mark); color: var(--ink); padding: 2px 12px; border: 1px solid var(--ink); }

/* ── 측정 막대 ── */
.meter {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
  padding: clamp(14px, 1.3vw, 26px) clamp(16px, 1.6vw, 32px) clamp(10px, .9vw, 18px);
}
.bar { height: clamp(34px, 3vw, 58px); background: var(--track); position: relative; }
.bar-fill { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--srv); }
.scale { position: relative; height: clamp(26px, 1.9vw, 36px); border-top: 1px solid var(--ink); }
.scale span {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  font-size: clamp(14px, 1.15vw, 22px);
  font-weight: 600;
  color: var(--sub);
  padding-top: 4px;
  white-space: nowrap;
}
.scale span::before { content: ""; position: absolute; left: 50%; top: -1px; height: 8px; border-left: 1px solid var(--ink); }
.scale span:first-child { transform: none; }
.scale span:last-child { transform: translateX(-100%); }
.scale span:first-child::before { left: 0; }
.scale span:last-child::before { left: auto; right: 0; }
.strip { position: relative; height: clamp(48px, 4.4vw, 84px); margin-top: 6px; }
.tick {
  position: absolute;
  bottom: 0;
  width: 6px;
  height: 40%;
  margin-left: -3px;
  background: var(--ink);
  opacity: .5;
}
.tick.new { opacity: 1; height: 52%; background: var(--srv); box-shadow: 0 0 0 1px var(--ink); }
.median {
  position: absolute;
  bottom: 0;
  top: 0;
  width: 6px;
  margin-left: -3px;
  background: var(--mark);
  box-shadow: 0 0 0 1px var(--ink);
}
.median span {
  position: absolute;
  left: 12px;
  top: 0;
  background: var(--mark);
  border: 1px solid var(--ink);
  padding: 2px 10px;
  font-size: clamp(16px, 1.5vw, 28px);
  font-weight: 800;
  white-space: nowrap;
}
.median.flip span { left: auto; right: 12px; }
.meter-note { margin: 4px 0 0; font-size: clamp(14px, 1vw, 19px); color: var(--sub); }

/* ── 바닥 ── */
.foot {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: clamp(10px, 1vw, 18px) var(--gut) clamp(12px, 1.1vw, 20px);
  font-size: clamp(14px, .95vw, 18px);
  color: var(--sub);
}
.memo { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.memo input {
  font: inherit;
  color: var(--ink);
  background: var(--sheet);
  border: 1px solid var(--line);
  padding: 8px 10px;
  width: min(380px, 60vw);
}
.save { background: var(--ink); color: #fff; border: 0; padding: 9px 18px; font-weight: 700; }
.save:disabled { background: var(--track); color: var(--sub); cursor: default; }
.foot-meta { margin: 0 0 0 auto; }

/* ── 장면: 대기 ── */
.scene-idle { margin: auto 0; }
.idle-big { font-size: clamp(26px, 2.6vw, 50px); font-weight: 800; line-height: 1.25; margin: 0 0 .5em; }
.idle-small { font-size: clamp(15px, 1.25vw, 24px); color: var(--sub); line-height: 1.55; max-width: 34em; margin: 0; }

/* ── 장면 공통 머리줄 ── */
.scene-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: clamp(8px, .8vw, 14px); }
.scene-title { font-size: clamp(18px, 1.5vw, 30px); font-weight: 800; margin: 0; }
.scene-aside { font-size: clamp(15px, 1.25vw, 24px); font-weight: 600; color: var(--sub); margin: 0; white-space: nowrap; }
.scene-aside b { color: var(--ink); }
code.req {
  display: block;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: clamp(14px, 1.15vw, 22px);
  background: var(--bg);
  border-left: 6px solid var(--srv);
  padding: 8px 12px;
  margin-bottom: clamp(8px, .8vw, 14px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 사이트 열기: 응답 기록 */
.log { list-style: none; margin: 0; padding: 0; overflow: hidden; flex: 1; }
.log li {
  display: grid;
  grid-template-columns: 4.2em 6.5em 1fr;
  align-items: center;
  gap: 14px;
  font-size: clamp(16px, 1.45vw, 28px);
  font-weight: 700;
  padding: clamp(3px, .3vw, 6px) 0;
  border-bottom: 1px solid var(--line);
}
.log li .n { color: var(--sub); }
.log li .v { text-align: right; }
.log li .b { height: .55em; background: var(--srv); }

/* 데이터 읽기: 결과 표 */
.tbl-wrap { flex: 1; overflow: hidden; border-top: 2px solid var(--ink); }
table.mes { width: 100%; border-collapse: collapse; font-size: clamp(14px, 1.2vw, 23px); }
table.mes th {
  text-align: left;
  font-weight: 700;
  color: var(--sub);
  padding: 6px 10px;
  border-bottom: 1px solid var(--ink);
  white-space: nowrap;
}
table.mes td { padding: clamp(3px, .32vw, 6px) 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
table.mes td.num { text-align: right; }
table.mes td.bad { font-weight: 800; }
table.mes tr.in { animation: drop .26s ease-out both; }
@keyframes drop { from { opacity: 0; transform: translateY(-14px); } to { opacity: 1; transform: none; } }

/* 사진 30장: 격자 */
.grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 6px;
  min-height: 0;
}
.cell {
  background: var(--track);
  position: relative;
  overflow: hidden;
  min-height: 0;
}
.cell::after {
  content: attr(data-n);
  position: absolute;
  left: 6px;
  top: 4px;
  font-size: clamp(13px, .9vw, 17px);
  font-weight: 700;
  color: var(--sub);
}
.cell img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cell.in img { animation: pop .22s ease-out both; }
.cell.in::after { color: #fff; text-shadow: 0 1px 3px rgba(0,0,0,.7); z-index: 1; }
@keyframes pop { from { opacity: 0; transform: scale(.82); } to { opacity: 1; transform: none; } }

/* 결과 판 */
.result { flex: 1; display: grid; grid-template-rows: repeat(3, 1fr); border-top: 2px solid var(--ink); }
.result-row {
  display: grid;
  grid-template-columns: 1.1fr 1.2fr 1fr;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}
.result-row .rn { font-size: clamp(18px, 1.7vw, 34px); font-weight: 800; }
.result-row .rv { font-size: clamp(34px, 4vw, 78px); font-weight: 800; letter-spacing: -0.02em; }
.result-row .rv small { font-size: .4em; color: var(--sub); margin-left: .15em; }
.result-row .rr .sep { display: none; }
.result-row .rr { font-size: clamp(14px, 1.15vw, 22px); color: var(--sub); font-weight: 600; line-height: 1.4; }

/* ── 휴대폰 세로 ── */
@media (max-width: 760px) {
  body { height: auto; min-height: 100dvh; }
  body > .stage { flex: none; }
  .mockband { font-size: 14px; padding: 4px 16px; }
  .top { flex-direction: column; align-items: stretch; gap: 10px; padding-top: 10px; padding-bottom: 10px; }
  .server { padding-right: 22px; align-self: flex-start; }
  .server-name { font-size: 28px; }
  .server-stack { font-size: 14px; }
  .controls { gap: 8px; }
  .paths { flex: 1; }
  .paths .path { flex: 1; padding: 10px 6px; font-size: 16px; }
  .go { padding: 10px 14px; font-size: 18px; }
  .step { grid-template-columns: 1fr; padding: 6px 8px 8px; border-top-width: 5px; }
  .step-no { display: none; }
  .step-name { font-size: 15px; }
  .step-val { grid-column: 1; font-size: 24px; }
  .step:not([data-state="done"]) .step-val { font-size: 15px; padding-top: .2em; }
  .stage { margin-top: 10px; grid-template-columns: 1fr; grid-template-rows: auto auto auto; }
  .scene { border-right: 0; border-bottom: 1px solid var(--line); height: 290px; padding: 10px 12px; }
  .readout { display: grid; grid-template-columns: minmax(0, 1fr); padding: 10px 16px 0; }
  .readout-label { grid-column: 1 / -1; font-size: 16px; }
  .readout-num { font-size: 84px; }
  .readout-num[data-long] { font-size: 66px; }
  .readout-num[data-long="2"] { font-size: 56px; }
  .stage[data-phase="final"] .readout-label { justify-self: start; }
  .readout-run { grid-column: 1 / -1; font-size: 20px; margin: .1em 0 0 !important; }
  .stage[data-item="result"] .scene { height: auto; }
  .result-row { padding: 8px 0; }
  .result-row .rr br { display: none; }
  .result-row .rr .sep { display: inline; }
  .meter { border-top: 0; padding: 8px 16px 10px; }
  .bar { height: 32px; }
  .scale span { font-size: 14px; }
  .scale span:nth-child(2), .scale span:nth-child(4) { display: none; }
  .strip { height: 40px; }
  .median span { font-size: 16px; }
  .meter-note { font-size: 13px; }
  .scene-head { margin-bottom: 6px; }
  .scene-title { font-size: 17px; }
  .scene-aside { font-size: 15px; }
  code.req { font-size: 13px; padding: 6px 8px; margin-bottom: 6px; }
  .grid { grid-template-columns: repeat(6, 1fr); grid-template-rows: repeat(5, 1fr); gap: 4px; }
  .cell::after { font-size: 13px; left: 4px; top: 2px; }
  table.mes { font-size: 15px; }
  table.mes th, table.mes td { padding-left: 6px; padding-right: 6px; }
  table.mes .opt, table.mes .wo { display: none; }
  .log li { grid-template-columns: 3.4em 5.6em 1fr; font-size: 16px; gap: 10px; }
  .result-row { grid-template-columns: 1fr auto; column-gap: 12px; padding: 4px 0; }
  .result-row .rn { font-size: 17px; }
  .result-row .rv { font-size: 34px; text-align: right; }
  .result-row .rr { grid-column: 1 / -1; font-size: 14px; }
  .foot { font-size: 14px; }
  .foot-meta { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  table.mes tr.in, .cell.in img { animation: none; }
}

/* 공개판 안내 줄(혼잡·쿨다운) — 띠 하나, 카드 없음 */
.lab-note { flex-basis: 100%; margin: 0 0 8px; font-size: clamp(15px, 1.1vw, 22px); font-weight: 700; color: var(--ink, #1A1D21); }
.lab-note[hidden] { display: none; }
.go:disabled { opacity: .55; cursor: not-allowed; }