:root {
  --ui-bg: #f5efe6;
  --ui-bg-2: #eee5da;
  --ui-panel: #fbf7ef;
  --ui-panel-2: #f7f0e7;
  --ui-field: #fffaf2;
  --ui-border: #ded2c2;
  --ui-border-soft: #e8ddd0;
  --ui-text: #2d241c;
  --ui-muted: #75695f;
  --ui-faint: #a39689;
  --ui-accent: #c96442;
  --ui-accent-strong: #a94f35;
  --ui-focus: rgba(201, 100, 66, 0.22);
  --ui-shadow: rgba(61, 45, 32, 0.08);
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "Source Han Sans CN", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Source Han Serif CN", serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  min-width: 320px;
  background: var(--ui-bg);
}

body {
  min-height: 100vh;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.56), rgba(255,255,255,0) 310px),
    linear-gradient(90deg, rgba(45,36,28,0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(45,36,28,0.028) 1px, transparent 1px),
    var(--ui-bg);
  background-size: auto, 36px 36px, 36px 36px, auto;
  color: var(--ui-text);
  font-family: var(--font-sans);
  line-height: 1.5;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

.wrap {
  width: min(100%, 1500px);
  margin: 0 auto;
}

.topbar {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

h1 {
  margin-bottom: 2px;
  color: #2d241c;
  font-size: 22px;
  font-weight: 720;
  letter-spacing: 0;
}

.sub {
  color: var(--ui-muted);
  font-size: 13px;
}

.profile-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: auto;
  min-height: 40px;
  margin-top: 0;
  padding: 9px 15px;
  border: 1px solid #a94f35;
  border-radius: 8px;
  background: #c96442;
  color: #fffaf2;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 1px 0 rgba(255,255,255,0.26) inset, 0 10px 24px rgba(169,79,53,0.16);
}

.profile-link:hover {
  background: #b9583a;
}

.profile-link .mark {
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.layout {
  display: grid;
  grid-template-columns: minmax(282px, 324px) minmax(282px, 324px) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.panel,
.preview-wrap {
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.58), rgba(255,255,255,0) 92px),
    var(--ui-panel);
  box-shadow: 0 18px 50px var(--ui-shadow);
}

.panel {
  padding: 16px;
}

.panel-title {
  display: flex;
  align-items: center;
  min-height: 28px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ui-border-soft);
  color: #8c7b6c;
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.field {
  margin-bottom: 14px;
}

.field:last-child {
  margin-bottom: 0;
}

.field label {
  display: block;
  margin-bottom: 6px;
  color: #5f5146;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--ui-border);
  border-radius: 8px;
  background: var(--ui-field);
  color: var(--ui-text);
  padding: 9px 11px;
  font-size: 14px;
  outline: none;
  box-shadow: 0 1px 0 rgba(255,255,255,0.7) inset;
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--ui-faint);
}

.field select {
  color: #3b3028;
}

.field textarea {
  min-height: 64px;
  resize: vertical;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: #cdbba9;
  background: #fffdf8;
}

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible,
button:focus-visible,
.swatch:focus-visible {
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 3px var(--ui-focus), 0 1px 0 rgba(255,255,255,0.74) inset;
  outline: none;
}

input[type="range"] {
  min-height: 28px;
  padding: 0;
  accent-color: var(--ui-accent);
  box-shadow: none;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
}

.tight-row {
  margin-top: 8px;
}

.button-row {
  margin-top: 8px;
}

.hint {
  margin-top: 5px;
  color: #8c7f72;
  font-size: 11px;
  line-height: 1.55;
}

button {
  width: 100%;
  min-height: 42px;
  margin-top: 8px;
  border: 1px solid #a94f35;
  border-radius: 8px;
  background: #c96442;
  color: #fffaf2;
  cursor: pointer;
  font-size: 14px;
  font-weight: 750;
  padding: 10px 12px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.24) inset;
  transition: transform 140ms ease, border-color 160ms ease, background-color 160ms ease;
}

button:hover {
  transform: translateY(-1px);
  background: #b9583a;
}

button:active {
  transform: translateY(0);
}

button.sec {
  border-color: var(--ui-border);
  background: #fffaf2;
  color: #4b3d33;
  box-shadow: 0 1px 0 rgba(255,255,255,0.75) inset;
}

button.sec:hover {
  border-color: #cdbba9;
  background: #f8efe5;
}

button.compact {
  min-height: 34px;
  margin: 0;
  padding: 7px 8px;
  font-size: 12px;
}

.opacity-row {
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

.opacity-row label {
  margin: 0;
  color: var(--ui-muted);
  font-size: 12px;
  font-weight: 700;
}

.preview-wrap {
  overflow: hidden;
  padding: 16px;
}

.preview-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 28px;
  margin-bottom: 12px;
  color: var(--ui-muted);
  font-size: 12px;
}

.preview-meta span:last-child {
  overflow: hidden;
  max-width: 50%;
  color: #5e5147;
  font-weight: 650;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scale-host {
  display: flex;
  justify-content: center;
  overflow: hidden;
  border: 1px solid #d8cbbb;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(45,36,28,0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(45,36,28,0.04) 1px, transparent 1px),
    #efe7dc;
  background-size: 24px 24px;
  padding: 14px;
}

.scale-inner {
  position: relative;
  flex: 0 0 auto;
  overflow: hidden;
  box-shadow: 0 18px 48px rgba(61,45,32,0.18);
}

#cover {
  position: relative;
  width: 2500px;
  height: 1064px;
  overflow: hidden;
  transform-origin: top left;
  font-family: var(--font-serif);
}

#cover .bg-char {
  position: absolute;
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-serif);
  font-size: 1000px;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.85;
  opacity: 0.055;
  pointer-events: none;
  white-space: nowrap;
}

#cover .bg-grad {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#cover .bg-pattern {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

#cover .content {
  position: relative;
  z-index: 2;
  display: flex;
  height: 100%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0 120px;
  text-align: center;
}

#cover .tag {
  margin-bottom: 60px;
  font-family: var(--font-sans);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 0.5em;
  text-transform: uppercase;
}

#cover .lead {
  margin-bottom: 30px;
  font-family: var(--font-sans);
  font-size: 58px;
  font-weight: 300;
  letter-spacing: 0.35em;
}

#cover .main {
  font-family: var(--font-serif);
  font-size: 160px;
  font-weight: 900;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

#cover .main .hl {
  font-weight: 900;
}

#cover .sign {
  margin-top: 80px;
  font-family: var(--font-sans);
  font-size: 38px;
  font-weight: 400;
  letter-spacing: 0.15em;
}

#cover .sign .dot {
  margin: 0 24px;
  font-size: 26px;
  vertical-align: middle;
}

#cover.thumb {
  width: 1000px;
  height: 1000px;
}

#cover.thumb .bg-char {
  right: -120px;
  font-size: 1000px;
}

#cover.thumb .content {
  padding: 0 90px;
  align-items: center;
  text-align: center;
}

#cover.thumb .tag {
  margin-bottom: 54px;
  font-size: 24px;
  letter-spacing: 0.35em;
}

#cover.thumb .lead {
  display: none;
}

#cover.thumb .main {
  max-width: 820px;
  font-size: 170px;
  line-height: 1.1;
  letter-spacing: 0.02em;
}

#cover.thumb .sign {
  margin-top: 72px;
  font-size: 34px;
  letter-spacing: 0.1em;
}

#cover.thumb .sign .dot {
  margin: 0 18px;
  font-size: 22px;
}

#cover.xhs {
  width: 2160px;
  height: 2880px;
}

#cover.xhs .bg-char {
  right: -310px;
  top: 48%;
  font-size: 1840px;
  opacity: 0.042;
}

#cover.xhs .content {
  padding: 0 250px;
  align-items: flex-start;
  justify-content: center;
  text-align: left;
}

#cover.xhs .tag {
  align-self: flex-start;
  max-width: 100%;
  margin-bottom: 120px;
  border: 2px solid currentColor;
  border-radius: 999px;
  padding: 18px 34px 17px;
  font-family: var(--font-sans);
  font-size: 38px;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1;
  text-transform: none;
}

#cover.xhs .lead {
  order: 3;
  max-width: 1520px;
  margin-top: 92px;
  margin-bottom: 0;
  border-left: 10px solid currentColor;
  padding-left: 36px;
  font-family: var(--font-sans);
  font-size: 72px;
  font-weight: 650;
  letter-spacing: 0.02em;
  line-height: 1.42;
}

#cover.xhs .main {
  max-width: 1640px;
  font-family: var(--font-sans);
  font-size: 210px;
  font-weight: 950;
  line-height: 1.08;
  letter-spacing: 0;
}

#cover.xhs .sign {
  order: 4;
  margin-top: 130px;
  font-family: var(--font-sans);
  font-size: 42px;
  font-weight: 650;
  letter-spacing: 0.04em;
}

#cover.xhs .sign .dot {
  margin: 0 20px;
  font-size: 28px;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  max-height: 280px;
  margin-top: 10px;
  overflow-y: auto;
  padding-right: 4px;
  scrollbar-color: #d0bda9 transparent;
}

.swatch {
  position: relative;
  overflow: hidden;
  aspect-ratio: 5 / 2;
  border: 1px solid rgba(45,36,28,0.12);
  border-radius: 7px;
  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255,255,255,0.6) inset;
}

.swatch::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.16), rgba(255,255,255,0));
  content: "";
  pointer-events: none;
}

.swatch.active {
  border-color: var(--ui-accent);
  box-shadow: 0 0 0 2px rgba(201,100,66,0.18), 0 1px 0 rgba(255,255,255,0.68) inset;
}

.swatch .label {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  overflow: hidden;
  background: rgba(45, 36, 28, 0.72);
  color: #fffaf2;
  font-size: 10px;
  padding: 3px 4px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 1260px) {
  .layout {
    grid-template-columns: minmax(260px, 1fr) minmax(260px, 1fr);
  }

  .preview-wrap {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  body {
    padding: 14px;
  }

  .topbar {
    display: block;
  }

  .profile-link {
    width: 100%;
    margin-top: 12px;
  }

  .layout {
    grid-template-columns: 1fr;
  }

  .preview-wrap {
    grid-column: auto;
  }

  .row {
    grid-template-columns: 1fr;
  }

  .opacity-row {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .palette-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: 220px;
  }
}