:root {
  --paper: #f5f2e9;
  --paper-deep: #ebe8de;
  --paper-wash: #faf8f2;
  --ink: #193b30;
  --ink-soft: #76857e;
  --accent: #e8d04e;
  --accent-strong: #d1b92e;
  --sage: #dce7da;
  --line: rgba(25, 59, 48, 0.12);
  --line-strong: rgba(25, 59, 48, 0.22);
  --panel: rgba(255, 253, 248, 0.94);
  --panel-strong: #fffdf8;
  --panel-soft: rgba(250, 248, 242, 0.9);
  --shadow: 0 18px 55px rgba(30, 57, 47, 0.07);
  --shadow-soft: 0 8px 24px rgba(30, 57, 47, 0.06);
}

body {
  background: var(--paper);
}

.ecosystem-bar {
  min-height: 58px;
  background: #fffdf8;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.ecosystem-brand small,
.ecosystem-context,
.ecosystem-nav a {
  color: var(--ink-soft);
}

.ecosystem-lemon {
  border-color: var(--ink);
}

.ecosystem-nav a:hover,
.ecosystem-nav a.active {
  background: #eff1eb;
  color: var(--ink);
}

.ecosystem-task {
  background: var(--ink) !important;
  color: white !important;
}

.app-shell {
  width: min(1680px, calc(100vw - 24px));
  grid-template-columns: 218px minmax(0, 1fr);
  gap: 14px;
  transition: grid-template-columns 0.28s ease;
}

.sidebar,
.panel,
.task-bar,
.restore-banner {
  border-radius: 10px;
  box-shadow: none;
  backdrop-filter: none;
}

.sidebar {
  position: sticky;
  overflow: visible;
  padding: 18px 12px;
  background: var(--panel-strong);
  transition: padding 0.28s ease;
}

.production-sidebar-toggle {
  position: absolute;
  z-index: 4;
  right: -14px;
  top: 74px;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--panel-strong) !important;
  color: var(--ink);
  box-shadow: var(--shadow-soft);
  display: grid !important;
  place-items: center;
  font: 18px/1 Georgia, serif;
}

.sidebar-brand {
  min-height: 48px;
  padding: 0 6px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
}

.sidebar-brand > div {
  min-width: 0;
  white-space: nowrap;
}

.production-lemon {
  position: relative;
  flex: 0 0 auto;
  width: 31px;
  height: 27px;
  border: 1.6px solid var(--ink);
  border-radius: 50%;
  background: var(--accent);
  transform: rotate(-7deg);
}

.production-lemon::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 7px;
  right: 0;
  top: -7px;
  border: 1.4px solid var(--ink);
  border-radius: 100% 8%;
  background: #789a75;
  transform: rotate(22deg);
}

.sidebar-brand .eyebrow {
  margin: 0 0 2px;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.sidebar h1 {
  font: 500 16px/1.2 Georgia, "Songti SC", serif;
}

.sidebar-nav {
  align-content: start;
  gap: 4px;
}

.sidebar-group-label {
  margin: 20px 10px 5px;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.nav-item {
  min-height: 42px;
  padding: 0 12px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  box-shadow: none;
}

.nav-item strong {
  font-size: 11px;
  font-weight: 500;
}

.nav-item.active {
  border: 0;
  background: #eff1eb;
  box-shadow: inset 3px 0 var(--accent);
}

.nav-item.active strong {
  font-weight: 700;
}

.workspace-shell {
  gap: 14px;
}

.task-bar {
  min-height: 88px;
  padding: 17px 20px;
  background: var(--panel-strong);
}

.task-bar-copy h2 {
  font: 500 clamp(24px, 2.7vw, 35px)/1.1 Georgia, "Songti SC", serif;
}

.task-subtitle {
  margin-top: 5px;
  font-size: 11px;
}

button,
.link-button {
  border-radius: 6px;
  padding: 10px 14px;
}

button.primary {
  background: var(--ink);
  box-shadow: none;
}

button.secondary,
button:not(.primary):not(.nav-item):not(.production-sidebar-toggle),
.link-button,
#copyPromptBtnSingle,
#downloadPromptBtnSingle {
  background: var(--panel-strong);
  border-color: var(--line);
}

input,
textarea,
select {
  border-radius: 7px;
  padding: 12px 13px;
  background: #fff;
  box-shadow: none;
}

.panel {
  padding: 20px;
  background: var(--panel);
}

.section-head h3 {
  font: 500 20px/1.25 Georgia, "Songti SC", serif;
}

.eyebrow {
  font-size: 9px;
  letter-spacing: 0.13em;
}

.service-status-pill {
  min-height: 36px;
  border-radius: 999px;
  box-shadow: none;
  font-size: 9px;
}

.app-shell.sidebar-collapsed {
  grid-template-columns: 72px minmax(0, 1fr);
}

.app-shell.sidebar-collapsed .sidebar {
  padding-left: 10px;
  padding-right: 10px;
}

.app-shell.sidebar-collapsed .sidebar-brand {
  padding: 0;
  justify-content: center;
}

.app-shell.sidebar-collapsed .sidebar-brand > div,
.app-shell.sidebar-collapsed .sidebar-group-label,
.app-shell.sidebar-collapsed .nav-item strong {
  display: none;
}

.app-shell.sidebar-collapsed .sidebar-nav {
  justify-items: center;
}

.app-shell.sidebar-collapsed .nav-item {
  width: 44px;
  padding: 0;
}

.app-shell.sidebar-collapsed .nav-item::before {
  content: "导";
  width: 100%;
  text-align: center;
  font: 500 11px/1 Georgia, "Songti SC", serif;
  line-height: 1;
}

.app-shell.sidebar-collapsed .nav-item[data-workspace="banner"]::before { content: "单"; }
.app-shell.sidebar-collapsed .nav-item[data-workspace="reading-list"]::before { content: "书"; }
.app-shell.sidebar-collapsed .nav-item[data-workspace="batch"]::before { content: "批"; }
.app-shell.sidebar-collapsed .nav-item[data-workspace="templates"]::before { content: "模"; }
.app-shell.sidebar-collapsed .nav-link-item::before { content: "材"; }
.app-shell.sidebar-collapsed .nav-item[data-workspace="history"]::before { content: "历"; }
.app-shell.sidebar-collapsed .nav-item[data-workspace="settings"]::before { content: "设"; }

@media (max-width: 1080px) {
  .app-shell {
    grid-template-columns: 190px minmax(0, 1fr);
  }
}

@media (max-width: 900px) {
  .production-sidebar-toggle {
    display: none !important;
  }

  .app-shell,
  .app-shell.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .app-shell.sidebar-collapsed .sidebar {
    position: static;
    padding: 8px 10px;
    overflow-x: auto;
  }

  .sidebar-brand,
  .sidebar-group-label {
    display: none;
  }

  .sidebar-nav,
  .app-shell.sidebar-collapsed .sidebar-nav {
    display: flex;
    align-items: center;
    justify-items: initial;
    gap: 6px;
    min-width: max-content;
  }

  .nav-item,
  .app-shell.sidebar-collapsed .nav-item {
    width: auto;
    min-width: max-content;
    padding: 8px 12px;
  }

  .app-shell.sidebar-collapsed .nav-item strong {
    display: inline;
  }

  .app-shell.sidebar-collapsed .nav-item::before {
    display: none;
  }
}