/* DeskGo 官网。视觉约定见 docs/官网设计系统.md */

/* content：首屏、席位台、各段正文 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(40px, 5.5vw, 80px);
  align-items: start;
  padding: 36px 0 8px;
}
.hero-copy { padding-top: 22px; max-width: 36em; }
h1, .hero-copy h1 {
  margin: 0 0 18px;
  overflow: hidden;
  clip-path: inset(0);
  font-size: clamp(42px, 5.6vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.04em;
  font-weight: 700;
}
.lead {
  margin: 0 0 24px;
  max-width: 42em;
  color: var(--muted);
  font-size: 17px;
}
.cta { display: flex; flex-wrap: wrap; gap: 10px; }

.strip {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px 48px;
  margin: 56px 0 12px;
  padding: 36px 0 8px;
  border-top: 1px solid var(--line);
}
.strip article { min-width: 0; }
.strip strong {
  display: block;
  margin: 0 0 12px;
  font-size: clamp(22px, 2.5vw, 30px);
  letter-spacing: -0.04em;
  line-height: 1.15;
}
.strip p {
  margin: 0;
  max-width: 32em;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.board {
  background: var(--board);
  color: var(--board-ink);
  border: 1px solid var(--board-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  contain: layout;
  min-height: 500px;
}
.board-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  background: var(--board-2);
  border-bottom: 1px solid var(--board-line);
  font-size: 13px;
  font-weight: 600;
  color: var(--board-muted);
}
.live, .count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ok);
  white-space: nowrap;
  flex: none;
  font-variant-numeric: tabular-nums;
}
.live i, .st::before {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}
.live i {
  display: block;
  animation: lamp 2.4s var(--ease) infinite;
}

.flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--board);
  border-bottom: 1px solid var(--board-line);
}
.flow li {
  margin: 0;
  border-right: 1px solid var(--board-line);
}
.flow li:last-child { border-right: 0; }
.flow button {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px 12px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--board-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: left;
  cursor: pointer;
  box-shadow: inset 0 -2px 0 transparent;
}
.flow li.is-done button { color: color-mix(in srgb, var(--board-ink) 78%, var(--board-muted)); }
.flow li.is-on button {
  color: var(--board-ink);
  background: rgba(244, 244, 245, 0.08);
  box-shadow: inset 0 -2px 0 var(--board-ink);
}
.flow button:hover { color: var(--board-ink); }

.board-body {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(220px, 0.8fr);
}
.seats { display: block; }
.seats-head, .seat {
  display: grid;
  grid-template-columns: 1fr 1.1fr 1fr 0.9fr;
  align-items: center;
}
.seats-head {
  padding: 8px 18px;
  font-size: 11px;
  font-weight: 700;
  color: var(--board-muted);
  border-bottom: 1px solid var(--board-line);
}
.seat {
  width: 100%;
  padding: 11px 18px;
  font-size: 14px;
  text-align: left;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--board-line);
  border-radius: 0;
  min-height: 46px;
  cursor: pointer;
  font-variant-numeric: tabular-nums;
}
.seat:hover { background: rgba(244, 244, 245, 0.05); }
.seat.is-on { background: rgba(244, 244, 245, 0.2); }
.st {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 4.6em;
  font-weight: 700;
  font-size: 13px;
  color: var(--ok);
}
.st::before { content: ""; display: block; flex: none; }
.st.is-wait {
  color: var(--wait);
}
.st.is-wait::before {
  background: var(--wait);
  opacity: 1;
  animation: lamp 1.2s var(--ease) infinite;
}

.machine {
  padding: 16px 18px 18px;
  border-left: 1px solid var(--board-line);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.machine-label {
  margin: 0;
  overflow: hidden;
  min-height: 20px;
  font-size: 13px;
  font-weight: 700;
  color: var(--board-muted);
}
.desk-id {
  min-height: 26px;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
}
.screen {
  position: relative;
  height: 172px;
  min-height: 172px;
  flex: none;
  border-radius: 8px;
  border: 1px solid var(--board-line);
  background: var(--board);
  overflow: hidden;
}
.screen-chrome {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--board-line);
  background: var(--board);
  font-size: 11px;
  font-weight: 700;
  color: var(--board-muted);
}
.screen-dots { display: flex; gap: 4px; }
.screen-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #52525b;
}
.screen-files {
  position: absolute;
  left: 12px;
  right: 12px;
  top: 40px;
  height: 92px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}
.screen.is-relay .screen-files { opacity: 0; }
.screen-path {
  position: absolute;
  left: 12px;
  right: 12px;
  top: 52px;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--board-ink);
  opacity: 0;
  pointer-events: none;
}
.screen.is-relay .screen-path { opacity: 1; }
.screen-path b {
  position: relative;
  flex: 1;
  height: 1px;
  overflow: hidden;
  background: var(--board-line);
}
.screen-path b::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: -40%;
  width: 40%;
  background: var(--board-ink);
  animation: packet 1.1s linear infinite;
}
.screen-files li {
  padding: 5px 0;
  border-bottom: 1px solid var(--board-line);
}
.screen-files li:last-child { border-bottom: 0; }
.screen-cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0;
  padding: 8px 12px 10px;
  min-height: 34px;
  font-size: 11px;
  font-weight: 600;
  color: var(--board-muted);
}
.desk-id, .screen-chrome span:last-child, .machine dd { clip-path: inset(0); }
.machine dl {
  margin: 0;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 6px 10px;
  font-size: 13px;
}
.machine dt { color: var(--board-muted); }
.machine dd { margin: 0; font-weight: 600; }
.note {
  margin: 0;
  padding: 14px 20px 16px;
  min-height: 52px;
  display: flex;
  align-items: center;
  color: var(--board-muted);
  font-size: 13px;
  border-top: 1px solid var(--board-line);
}
#console .note {
  height: 52px;
  overflow: hidden;
}

.band { padding: 88px 0 24px; }
.band-late { padding: 56px 0 88px; }
h2, .band h2 {
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 44px);
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.track {
  margin-top: 28px;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 72px, #000 calc(100% - 72px), transparent);
}
.track-row {
  display: flex;
  gap: 12px;
  width: max-content;
  padding: 2px 0 8px;
  will-change: transform;
}
.card {
  flex: none;
  width: 220px;
  min-height: 128px;
  padding: 16px 18px 18px;
  border-radius: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 15px;
  letter-spacing: -0.03em;
  line-height: 1.3;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.spine {
  position: relative;
  max-width: 880px;
  margin: 48px auto 0;
}
.spine ol {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 0;
  padding: 0;
  list-style: none;
  text-align: center;
}
.spine-line {
  position: absolute;
  left: 12%;
  right: 12%;
  top: 7px;
  height: 1px;
  background: var(--ink);
  opacity: 0.22;
  transform-origin: left center;
}
.spine li { position: relative; padding-top: 28px; }
.spine i {
  position: absolute;
  top: 3px;
  left: 50%;
  width: 9px;
  height: 9px;
  margin-left: -4.5px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 0 5px var(--bg);
}
.spine strong {
  display: block;
  font-size: 18px;
  letter-spacing: -0.03em;
}
.spine p {
  margin: 8px auto 0;
  max-width: 18em;
  color: var(--muted);
  font-size: 14px;
}

.spec, .split, .slabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px 80px;
  padding-top: 8px;
}
.spec h2, .split h2, .slabs h2 { font-size: clamp(26px, 3vw, 36px); }
.spec ul, .split ul, .slabs ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.spec li, .split li, .slabs li {
  margin: 0;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--muted);
}

.cmp {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
}
.cmp th, .cmp td {
  padding: 16px 20px 16px 0;
  border-top: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 15px;
}
.cmp thead th {
  font-size: 13px;
  font-weight: 700;
}
.cmp tbody th {
  width: 7em;
  font-size: 16px;
  letter-spacing: -0.03em;
}
.cmp td { color: var(--muted); }

.fuse-wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}
.fuse-copy .lead { margin-bottom: 12px; }
.fuse-hint {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 14px;
}
.fuse-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.fuse-board {
  background: var(--board);
  color: var(--board-ink);
  border: 1px solid var(--board-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  min-height: 392px;
}
.fuse-seats .seats-head,
.fuse-seats .seat {
  display: grid;
  grid-template-columns: 1fr 1.1fr 0.9fr;
  align-items: center;
}
.fuse-seats .seat {
  min-height: 46px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--board-line);
  cursor: default;
}
.fuse-seats .seat:hover { background: transparent; }
.fuse-board.is-cut {
  border-color: color-mix(in srgb, var(--cut-on-board) 42%, var(--board-border));
}
.fuse-board.is-cut .board-top {
  background: color-mix(in srgb, var(--cut) 22%, var(--board-2));
}
.fuse-board.is-cut .count { color: var(--cut-on-board); }
.fuse-seats .seat.is-cut { color: var(--board-muted); }
.fuse-seats .seat.is-cut .st { color: var(--cut-on-board); }
.fuse-seats .seat.is-cut .st::before {
  background: var(--cut-on-board);
  opacity: 1;
}

.path {
  display: grid;
  grid-template-columns: 1fr 24px 1fr 24px 1fr;
  align-items: stretch;
  margin-top: 28px;
}
.path-node {
  padding: 22px 22px 24px;
  border-radius: var(--radius);
  background: var(--paper);
  border: 1px solid var(--line);
}
.path-node strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
  letter-spacing: -0.03em;
}
.path-node p { margin: 0; color: var(--muted); font-size: 14px; }
.path-join {
  align-self: center;
  height: 1px;
  background: var(--line);
}

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  flex: none;
  color: var(--muted);
  font-weight: 500;
}
.faq details[open] summary::after { content: "–"; }
.faq details p {
  margin: 0 0 18px;
  max-width: 46em;
  color: var(--muted);
}

.dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.site-dl {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 20px 22px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.site-dl > div { min-width: 0; }
.site-dl b {
  display: block;
  font-size: 18px;
  letter-spacing: -0.03em;
}
.site-dl .btn {
  margin-top: auto;
  align-self: flex-end;
}
.desk-meta, .site-dl .desk-meta {
  color: var(--muted);
  font-size: 13px;
  display: block;
  margin-top: 4px;
}

.close {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 36px 40px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
}
.close h2 { color: var(--paper); margin: 0 0 8px; }
.close p { margin: 0; color: color-mix(in srgb, var(--paper) 62%, var(--ink)); }
.close .btn-ink {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}
.close .btn-ink:hover {
  background: color-mix(in srgb, var(--paper) 88%, var(--ink));
  border-color: color-mix(in srgb, var(--paper) 88%, var(--ink));
  color: var(--ink);
}
.dl > .desk-meta {
  grid-column: 1 / -1;
  margin: 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}