:root {
  color-scheme: light;
  --bg: #faf8f6;
  --bg-soft: #f6f3f0;
  --surface: #ffffff;
  --surface-raised: #fffdfb;
  --surface-soft: #f0eeec;
  --surface-hover: #f7f2ee;
  --ink: #151312;
  --muted: #7a7572;
  --faint: #9a9592;
  --line: rgba(0, 0, 0, .08);
  --line-strong: rgba(21, 19, 18, .16);
  --accent: #f46c38;
  --accent-bright: #c8471b;
  --accent-soft: rgba(244, 108, 56, .09);
  --accent-line: rgba(244, 108, 56, .24);
  --red: #b84c45;
  --amber: #a66b1f;
  --green: #438b62;
  --blue: #6573a8;
  --shadow: 0 22px 55px rgba(35, 25, 20, .08);
  --shadow-soft: 0 10px 28px rgba(35, 25, 20, .06);
  --radius-panel: 16px;
  --radius-control: 10px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 94% -8%, rgba(244, 108, 56, .07), transparent 28rem),
    var(--bg);
  color: var(--ink);
  font-family: "Segoe UI Variable", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { color: #fff; background: var(--accent); }
* { scrollbar-width: thin; scrollbar-color: #cbc5c1 var(--bg); }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: var(--bg); }
*::-webkit-scrollbar-thumb { border: 3px solid var(--bg); border-radius: 999px; background: #cbc5c1; }
*::-webkit-scrollbar-thumb:hover { background: #aaa29d; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 3px;
}

.app-shell {
  display: grid;
  grid-template-columns: 252px minmax(0, 1fr);
  min-height: 100dvh;
}
.sidebar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  padding: 22px 16px 18px;
  background:
    radial-gradient(circle at 12% -2%, rgba(244, 108, 56, .08), transparent 15rem),
    rgba(255, 255, 255, .92);
  border-right: 1px solid var(--line);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 2px 8px 28px;
  color: inherit;
  text-decoration: none;
  font-size: 18px;
  font-weight: 720;
  letter-spacing: -.35px;
}
.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--accent);
  font-weight: 900;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .28);
}
.brand-copy small, .login-brand small {
  display: block;
  margin-top: 4px;
  color: var(--faint);
  font: 700 8px/1.2 "Cascadia Code", Consolas, monospace;
  letter-spacing: 1.45px;
}
.nav-list { display: grid; gap: 5px; }
.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 46px;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
}
.nav-item::before {
  content: attr(data-icon);
  display: grid;
  place-items: center;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  color: var(--faint);
  background: var(--surface-soft);
  font: 750 9px/1 "Cascadia Code", Consolas, monospace;
  letter-spacing: .4px;
}
.nav-item span { font-size: 13px; font-weight: 620; }
.nav-item:hover {
  color: var(--ink);
  background: var(--surface-hover);
  border-color: var(--line);
  transform: translateX(2px);
}
.nav-item.active {
  color: var(--ink);
  background: var(--accent-soft);
  border-color: var(--accent-line);
}
.nav-item.active::after {
  content: "";
  position: absolute;
  left: -17px;
  width: 3px;
  height: 22px;
  border-radius: 0 3px 3px 0;
  background: var(--accent);
}
.nav-item.active::before { color: var(--ink); background: var(--accent); }
.sidebar-foot {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: auto;
  padding: 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: rgba(255, 255, 255, .72);
  box-shadow: var(--shadow-soft);
}
.sidebar-foot span:last-child { display: grid; min-width: 0; }
.sidebar-foot small {
  color: var(--faint);
  font: 650 9px/1.2 "Cascadia Code", Consolas, monospace;
}
.sidebar-foot b {
  overflow: hidden;
  margin-top: 5px;
  color: var(--ink);
  font-size: 11px;
  font-weight: 560;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(67, 139, 98, .1);
}

main { min-width: 0; padding: 0 40px 60px; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 92px;
  background: linear-gradient(180deg, rgba(250, 248, 246, .97) 0%, rgba(250, 248, 246, .84) 72%, transparent 100%);
  backdrop-filter: blur(14px);
}
.topbar h1 { margin: 0; font-size: 25px; line-height: 1; letter-spacing: -.75px; }
.top-actions { display: flex; align-items: center; gap: 9px; }
.avatar {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
  color: var(--muted);
  font: 720 10px/1 "Cascadia Code", Consolas, monospace;
}
.refresh-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  background: var(--surface);
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease;
}
.refresh-button:hover { color: var(--ink); border-color: var(--line-strong); background: var(--surface-raised); transform: translateY(-1px); }
.refresh-button:active { transform: translateY(1px); }

.view { display: none; animation: appear .32s cubic-bezier(.16, 1, .3, 1); }
.view.active { display: block; }
.hidden { display: none !important; }
@keyframes appear { from { opacity: .72; transform: translateY(6px); filter: blur(2px); } to { opacity: 1; transform: translateY(0); filter: blur(0); } }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 17px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  color: var(--ink);
  background: var(--accent);
  text-decoration: none;
  font-size: 12px;
  font-weight: 720;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .24);
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.button:hover { background: var(--accent-bright); transform: translateY(-1px); }
.button:active { transform: translateY(1px); }
.button:disabled { opacity: .58; cursor: not-allowed; transform: none; }
.button.accent { color: var(--ink); background: var(--accent); }
.button.secondary { color: var(--ink); background: var(--surface); border-color: var(--line); box-shadow: none; }
.button.secondary:hover { background: var(--surface-hover); border-color: var(--line-strong); }
.button.danger { color: #9f3934; background: rgba(184, 76, 69, .1); border-color: rgba(184, 76, 69, .24); box-shadow: none; }
.text-button, .link-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 640;
}
.link-button { color: var(--accent-bright); }
.text-button:hover, .link-button:hover { color: var(--ink); }

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(290px, .6fr);
  align-items: center;
  min-height: 370px;
  overflow: hidden;
  padding: 42px 46px;
  border-radius: var(--radius-panel);
  background:
    radial-gradient(circle at 78% 44%, rgba(244, 108, 56, .08), transparent 19rem),
    linear-gradient(145deg, #ffffff 0%, #f6f2ee 72%);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -180px;
  right: -120px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: rgba(244, 108, 56, .065);
  filter: blur(2px);
}
.hero-copy { max-width: 650px; }
.hero h2 {
  max-width: 660px;
  margin: 0 0 17px;
  font-size: clamp(34px, 3.3vw, 50px);
  line-height: 1.08;
  letter-spacing: -2px;
}
.hero h2 em { color: var(--accent-bright); font-style: normal; }
.hero p { max-width: 610px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }
.hero-actions { display: flex; align-items: center; gap: 22px; margin-top: 28px; }
.hero-visual { position: relative; justify-self: end; width: 288px; height: 278px; }
.orbit {
  position: absolute;
  inset: 50%;
  border: 1px solid rgba(21, 19, 18, .13);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.orbit-one { width: 230px; height: 230px; }
.orbit-two { width: 162px; height: 162px; border-style: dashed; }
.core {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: var(--radius-panel);
  color: var(--ink);
  background: var(--accent);
  transform: translate(-50%, -50%) rotate(45deg);
  box-shadow: 0 14px 36px rgba(244, 108, 56, .2), inset 0 1px 0 rgba(255, 255, 255, .3);
}
.core span, .core small { transform: rotate(-45deg); }
.core span { margin-bottom: -20px; font-size: 24px; font-weight: 900; }
.core small { margin-top: -13px; font: 750 6px/1 "Cascadia Code", Consolas, monospace; letter-spacing: 1px; }
.node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: rgba(255, 255, 255, .88);
  color: var(--muted);
  box-shadow: var(--shadow-soft);
  font: 720 9px/1 "Cascadia Code", Consolas, monospace;
}
.node-a { top: 4px; right: 24px; }
.node-b { right: -2px; bottom: 29px; }
.node-c { left: -2px; bottom: 30px; }

@media (prefers-reduced-motion: no-preference) {
  .orbit-one { animation: orbit-forward 22s linear infinite; }
  .orbit-two { animation: orbit-reverse 16s linear infinite; }
  .core { animation: core-breathe 4.8s cubic-bezier(.45, 0, .55, 1) infinite; }
}
@keyframes orbit-forward { to { transform: translate(-50%, -50%) rotate(360deg); } }
@keyframes orbit-reverse { to { transform: translate(-50%, -50%) rotate(-360deg); } }
@keyframes core-breathe {
  0%, 100% { box-shadow: 0 14px 36px rgba(244, 108, 56, .2), inset 0 1px 0 rgba(255, 255, 255, .3); }
  50% { box-shadow: 0 20px 48px rgba(244, 108, 56, .3), inset 0 1px 0 rgba(255, 255, 255, .38); }
}

.stats {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr 1.2fr 1fr 1fr;
  margin: 18px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 4px 20px rgba(35, 25, 20, .025);
}
.stat {
  position: relative;
  min-height: 112px;
  padding: 18px;
  border-right: 1px solid var(--line);
  transition: background .2s ease, transform .2s ease;
}
.stat:last-child { border-right: 0; }
.stat::after { content: ""; position: absolute; left: 18px; right: 18px; bottom: 0; height: 2px; background: var(--stat-color, var(--line-strong)); }
.stat-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.stat span { color: var(--muted); font-size: 10px; font-weight: 600; }
.stat i {
  display: grid;
  place-items: center;
  min-width: 28px;
  height: 25px;
  padding: 0 6px;
  border-radius: 7px;
  color: var(--stat-color, var(--muted));
  background: color-mix(in srgb, var(--stat-color, var(--muted)) 12%, transparent);
  font: 720 7px/1 "Cascadia Code", Consolas, monospace;
  font-style: normal;
}
.stat b { display: block; margin-top: 10px; font-size: 26px; line-height: 1; letter-spacing: -.7px; font-variant-numeric: tabular-nums; }
.stat small { display: block; margin-top: 8px; color: var(--faint); font-size: 9px; }
.stat.success { --stat-color: var(--green); }
.stat.failed { --stat-color: var(--red); }
.stat.rate { --stat-color: #769647; }
.stat.feedback { --stat-color: var(--amber); }
.stat.skills { --stat-color: var(--blue); }
@media (hover: hover) {
  .stat:hover { background: rgba(244, 108, 56, .04); transform: translateY(-2px); }
}
.loading {
  min-height: 106px;
  background: linear-gradient(90deg, #f0eeec 24%, #ffffff 40%, #f0eeec 64%);
  background-size: 300% 100%;
  animation: shimmer 1.45s infinite;
}
@keyframes shimmer { 0% { background-position: 100% 0; } 100% { background-position: 0 0; } }

.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(330px, .7fr); gap: 16px; }
.panel {
  min-width: 0;
  margin: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 4px 20px rgba(35, 25, 20, .025);
}
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.panel h3, .panel-head h3 { margin: 0; font-size: 16px; letter-spacing: -.45px; }
.muted { color: var(--faint); font-size: 11px; }
.eyebrow { margin: 0; color: var(--faint); font: 700 9px/1.2 "Cascadia Code", Consolas, monospace; letter-spacing: .9px; }
.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 9px;
  font-weight: 690;
  white-space: nowrap;
}
.status-online, .state-success { color: #347853; background: rgba(67, 139, 98, .1); border-color: rgba(67, 139, 98, .2); }
.status-online i { width: 5px; height: 5px; border-radius: 50%; background: var(--green); }
.status-neutral { color: var(--muted); background: rgba(21, 19, 18, .04); border-color: var(--line); }
.state-failed, .state-cancelled { color: #9f3934; background: rgba(184, 76, 69, .1); border-color: rgba(184, 76, 69, .2); }
.state-pending, .state-planning, .state-executing, .state-reviewing { color: #83571a; background: rgba(166, 107, 31, .1); border-color: rgba(166, 107, 31, .2); }

.task-list { min-height: 120px; }
.task-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 10px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .18s ease, transform .18s ease;
}
.task-row:last-child { border-bottom: 0; }
.task-row:hover { background: rgba(244, 108, 56, .04); transform: translateX(3px); }
.task-row:hover .task-name { color: var(--accent-bright); }
.task-main { display: flex; align-items: center; gap: 11px; min-width: 0; }
.task-glyph {
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--muted);
  background: var(--surface-soft);
  font: 720 9px/1 "Cascadia Code", Consolas, monospace;
}
.task-copy { min-width: 0; }
.task-name { display: block; overflow: hidden; font-size: 12px; font-weight: 650; text-overflow: ellipsis; white-space: nowrap; transition: color .18s ease; }
.task-meta { display: flex; gap: 10px; margin-top: 5px; color: var(--faint); font: 500 9px/1.4 "Cascadia Code", Consolas, monospace; }
.list-loading { height: 55px; border-bottom: 1px solid var(--line); background: linear-gradient(90deg, transparent, #f0eeec, transparent); background-size: 200% 100%; animation: shimmer 1.45s infinite; }
.empty-state { display: grid; place-items: center; min-height: 130px; color: var(--faint); font-size: 12px; line-height: 1.6; text-align: center; }
.empty-state b { display: block; margin-bottom: 5px; color: var(--muted); }
.list-section-label { margin: 20px 0 6px; color: var(--muted); font-size: 11px; font-weight: 650; }

.agent-flow { padding-top: 2px; }
.agent-step { display: flex; align-items: center; gap: 12px; padding: 12px 4px; border-bottom: 1px solid var(--line); }
.agent-step:last-child { border-bottom: 0; }
.agent-step > b {
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  height: 34px;
  border-radius: 9px;
  color: var(--accent-bright);
  background: var(--accent-soft);
  font: 720 9px/1 "Cascadia Code", Consolas, monospace;
}
.agent-step span { min-width: 0; }
.agent-step strong, .agent-step small { display: block; }
.agent-step strong { font-size: 11px; }
.agent-step small { margin-top: 4px; color: var(--faint); font-size: 9px; }
.agent-step em { margin-left: auto; color: var(--amber); font-size: 8px; font-style: normal; font-weight: 700; }
.agent-step em.done { color: var(--green); }
.agent-step.is-active > b { color: #347853; background: rgba(67, 139, 98, .11); }
.agent-step.is-active em { color: var(--green); }
.agent-step.is-disabled > b { color: var(--amber); background: rgba(166, 107, 31, .1); }
.agent-step.is-disabled em { color: var(--amber); }
.agent-step.is-error > b { color: #9f3934; background: rgba(184, 76, 69, .1); }
.agent-step.is-error em { color: var(--red); }
.flow-line { display: block; height: 10px; margin-left: 21px; border-left: 1px solid var(--accent-line); }

.section-heading { margin: 8px 0 23px; }
.section-heading.inline { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.section-heading h2 { margin: 0 0 7px; font-size: 27px; letter-spacing: -1px; }
.section-heading p:last-child { max-width: 650px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.65; }
.form-layout { display: grid; grid-template-columns: minmax(0, 1.28fr) minmax(330px, .72fr); gap: 16px; align-items: start; }
.form-panel { padding: 25px; }
.form-panel > h3, .strategy-panel > h3 { margin: 0 0 20px; }
.field-row { display: grid; grid-template-columns: 1fr 170px; gap: 14px; }
label { display: block; margin: 0 0 17px; color: var(--ink); font-size: 11px; font-weight: 640; }
.field-label { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; }
.field-meta { color: var(--faint); font: 500 9px/1.4 "Cascadia Code", Consolas, monospace; font-variant-numeric: tabular-nums; }
.review-runtime-hint { margin: -9px 0 17px; color: var(--muted); font-size: 10px; }
.diff-field { margin-bottom: 17px; }
.diff-heading, .diff-actions { display: flex; align-items: center; gap: 16px; }
.diff-heading { justify-content: space-between; }
.diff-heading label { margin: 0; }
.diff-actions { gap: 14px; }
.diff-actions .text-button { color: var(--accent-bright); }
.diff-actions .text-button:hover { color: var(--ink); }
.optional { color: var(--faint); font-size: 9px; font-weight: 500; }
input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 11px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  outline: none;
  color: var(--ink);
  background: var(--surface-soft);
  caret-color: var(--accent-bright);
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
input::placeholder, textarea::placeholder { color: var(--faint); }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--faint) 50%), linear-gradient(135deg, var(--faint) 50%, transparent 50%); background-position: calc(100% - 15px) 17px, calc(100% - 10px) 17px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); background-color: #fff; box-shadow: 0 0 0 3px rgba(244, 108, 56, .1); }
textarea { min-height: 150px; resize: vertical; font: 11px/1.7 "Cascadia Code", Consolas, monospace; }
.form-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.check { display: flex; align-items: center; gap: 8px; margin: 0; cursor: pointer; }
.check input { width: 16px; height: 16px; margin: 0; accent-color: var(--accent); }
.strategy-panel ol { margin: 0; padding: 0; list-style: none; }
.strategy-panel { position: sticky; top: 108px; }
.strategy-panel li { display: flex; align-items: center; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.strategy-panel li:last-child { border-bottom: 0; }
.strategy-panel li > b {
  display: grid;
  place-items: center;
  flex: 0 0 31px;
  height: 31px;
  border-radius: 9px;
  color: var(--accent-bright);
  background: var(--accent-soft);
  font: 720 9px/1 "Cascadia Code", Consolas, monospace;
}
.strategy-panel strong, .strategy-panel small { display: block; }
.strategy-panel strong { font-size: 11px; }
.strategy-panel small { margin-top: 4px; color: var(--faint); font-size: 9px; }
.result {
  max-height: 360px;
  overflow: auto;
  margin-top: 18px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: #3f3a37;
  background: #f6f3f0;
  white-space: pre-wrap;
  word-break: break-word;
  font: 10px/1.65 "Cascadia Code", Consolas, monospace;
}
.result.empty { color: var(--faint); }

.tasks-layout { display: grid; grid-template-columns: minmax(310px, .78fr) minmax(0, 1.22fr); gap: 16px; align-items: start; }
.report-panel { position: sticky; top: 20px; }
.report-panel pre, .status-panel pre {
  min-height: 280px;
  max-height: 570px;
  overflow: auto;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-control);
  color: #3f3a37;
  background: #f6f3f0;
  white-space: pre-wrap;
  word-break: break-word;
  font: 10px/1.75 "Cascadia Code", Consolas, monospace;
  font-variant-numeric: tabular-nums;
}
.feedback-panel {
  margin-top: 16px;
  padding: 20px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-panel);
  background: linear-gradient(135deg, rgba(244, 108, 56, .075), transparent 38%), var(--surface);
}
.feedback-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 17px; }
.feedback-head h3 { margin: 0 0 6px; font-size: 15px; }
.feedback-head p { max-width: 480px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.feedback-scope {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--accent-line);
  border-radius: 999px;
  color: var(--accent-bright);
  background: var(--accent-soft);
  font: 700 8px/1.2 "Cascadia Code", Consolas, monospace;
}
.feedback-fields { grid-template-columns: minmax(130px, .55fr) minmax(0, 1.45fr); }
.feedback-missed-fields { margin: -2px 0 13px; padding: 13px; border: 1px solid var(--line); border-radius: var(--radius-control); background: var(--surface-soft); }
.feedback-missed-fields > p { margin: 0 0 12px; color: var(--faint); font-size: 10px; line-height: 1.5; }
.feedback-location-fields { grid-template-columns: 1fr 1.35fr .55fr; gap: 10px; }
.feedback-location-fields label, .feedback-fields label { margin-bottom: 0; }
.feedback-panel textarea { min-height: 94px; }
.feedback-footer { margin-top: 2px; }
.form-hint { color: var(--faint); font-size: 10px; line-height: 1.5; }
.feedback-result { min-height: 18px; margin-top: 13px; color: var(--accent-bright); font-size: 11px; line-height: 1.5; }
.feedback-history { margin-top: 15px; }
.feedback-history .list-section-label { margin-top: 0; }
.feedback-empty { margin: 0; padding: 13px 0 0; color: var(--faint); font-size: 10px; line-height: 1.6; }
.feedback-case { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 11px 0; border-top: 1px solid var(--line); }
.feedback-case-type { color: var(--accent-bright); font-size: 10px; font-weight: 700; white-space: nowrap; }
.feedback-case-copy { min-width: 0; }
.feedback-case-copy b, .feedback-case-copy small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feedback-case-copy b { color: var(--ink); font-size: 10px; font-weight: 620; }
.feedback-case-copy small { margin-top: 4px; color: var(--faint); font-size: 9px; }
.evolution-purpose {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.evolution-purpose > span { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); font-size: 11px; font-weight: 630; }
.evolution-purpose b { display: grid; place-items: center; width: 21px; height: 21px; border-radius: 7px; color: var(--accent-bright); background: var(--accent-soft); font: 700 8px/1 "Cascadia Code", Consolas, monospace; }
.evolution-purpose > i { width: 22px; height: 1px; background: var(--line-strong); }
.evolution-purpose p { flex-basis: 100%; margin: 4px 0 0; color: var(--faint); font-size: 10px; line-height: 1.55; }
.status-panel { margin-bottom: 16px; }
.status-panel pre { min-height: auto; max-height: 240px; }
.llm-capability {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background:
    radial-gradient(circle at 8% 50%, rgba(244, 108, 56, .08), transparent 18rem),
    var(--surface);
}
.llm-capability.is-active { border-color: rgba(67, 139, 98, .25); }
.llm-capability.is-disabled { border-color: rgba(166, 107, 31, .22); }
.llm-capability.is-error { border-color: rgba(184, 76, 69, .24); }
.llm-capability-main { display: flex; align-items: center; gap: 16px; min-width: 0; }
.capability-glyph {
  display: grid;
  place-items: center;
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
  border-radius: 13px;
  color: var(--ink);
  background: var(--accent);
  font: 760 10px/1 "Cascadia Code", Consolas, monospace;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .28);
}
.llm-capability h3 { margin: 0 0 7px; font-size: 16px; letter-spacing: -.35px; }
.llm-capability p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.capability-runtime { display: grid; justify-items: end; gap: 8px; min-width: 180px; }
.capability-runtime strong { color: var(--ink); font: 550 9px/1.4 "Cascadia Code", Consolas, monospace; text-align: right; }
.runtime-status {
  display: inline-flex;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(21, 19, 18, .04);
  font-size: 9px;
  font-weight: 700;
}
.runtime-status.is-active { color: #347853; border-color: rgba(67, 139, 98, .2); background: rgba(67, 139, 98, .1); }
.runtime-status.is-disabled { color: #83571a; border-color: rgba(166, 107, 31, .2); background: rgba(166, 107, 31, .1); }
.runtime-status.is-error { color: #9f3934; border-color: rgba(184, 76, 69, .2); background: rgba(184, 76, 69, .1); }
.section-subhead { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin: 24px 2px 12px; }
.section-subhead h3 { margin: 0; font-size: 15px; }
.section-subhead span { color: var(--faint); font-size: 10px; }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.skill-card {
  position: relative;
  min-height: 180px;
  overflow: hidden;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--surface);
}
.skill-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 2px; background: var(--accent); opacity: .8; }
.skill-card .skill-label { color: var(--accent-bright); font: 720 8px/1.2 "Cascadia Code", Consolas, monospace; letter-spacing: 1px; }
.skill-card h3 { margin: 21px 0 8px; font-size: 16px; }
.skill-card p { min-height: 38px; margin: 0 0 20px; color: var(--muted); font-size: 11px; line-height: 1.65; }
.skill-meta { display: flex; align-items: center; color: var(--faint); font: 9px/1.4 "Cascadia Code", Consolas, monospace; }
.skill-meta i { display: none; }
.evolution-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.evolution-access { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 14px; margin-top: 12px; }
.evolution-access .form-hint { margin: 0; }
.evolution-access .text-button { color: var(--accent-bright); }

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  max-width: min(360px, calc(100vw - 32px));
  padding: 12px 17px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  color: var(--ink);
  background: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
  font-size: 11px;
}
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 1180px) {
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stat:nth-child(3n) { border-right: 0; }
  .stat:nth-child(-n + 3) { border-bottom: 1px solid var(--line); }
  .hero { grid-template-columns: minmax(0, 1fr) 245px; }
  .hero-visual { width: 245px; transform: scale(.9); }
}

@media (max-width: 960px) {
  .app-shell { grid-template-columns: 78px minmax(0, 1fr); }
  .sidebar { padding: 20px 10px 16px; }
  .brand { justify-content: center; padding-inline: 0; }
  .brand-copy, .nav-item span, .sidebar-foot span:last-child { display: none; }
  .nav-item { justify-content: center; padding: 7px; }
  .nav-item::before { width: 36px; height: 34px; }
  .nav-item.active::after { left: -11px; }
  .sidebar-foot { justify-content: center; padding: 15px 0; }
  main { padding-inline: 28px; }
  .dashboard-grid, .form-layout, .tasks-layout, .evolution-grid { grid-template-columns: 1fr; }
  .report-panel, .strategy-panel { position: static; }
  .feedback-location-fields { grid-template-columns: 1fr 1.2fr .55fr; }
  .hero { grid-template-columns: 1fr; padding-inline: 38px; }
  .hero-visual { display: none; }
}

@media (max-width: 700px) {
  body { padding-bottom: 76px; }
  .app-shell { display: block; }
  .sidebar {
    position: fixed;
    inset: auto 0 0;
    z-index: 30;
    width: auto;
    height: 70px;
    padding: 7px 8px;
    border-top: 1px solid var(--line);
    border-right: 0;
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(16px);
  }
  .brand, .sidebar-foot { display: none; }
  .nav-list { display: grid; grid-template-columns: repeat(5, minmax(46px, 1fr)); gap: 2px; height: 100%; }
  .nav-item { min-width: 0; min-height: 0; padding: 4px; }
  .nav-item::before { width: 34px; height: 34px; }
  .nav-item.active::after { top: -8px; left: 50%; width: 22px; height: 2px; transform: translateX(-50%); border-radius: 0 0 3px 3px; }
  main { padding: 0 15px 32px; }
  .topbar { min-height: 82px; }
  .topbar h1 { font-size: 21px; }
  .avatar { display: none; }
  .hero { min-height: 340px; padding: 30px 24px; }
  .hero h2 { font-size: 33px; letter-spacing: -1.4px; }
  .hero p { font-size: 12px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 17px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { min-height: 103px; padding: 15px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-child(n + 5) { border-bottom: 0; }
  .panel { padding: 18px; }
  .section-heading { margin-top: 0; }
  .section-heading.inline { align-items: flex-start; flex-direction: column; }
  .section-heading h2 { font-size: 23px; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .diff-heading { align-items: flex-start; }
  .diff-actions { flex-wrap: wrap; justify-content: flex-end; gap: 5px 12px; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .form-footer .button { width: 100%; }
  .cards { grid-template-columns: 1fr; }
  .llm-capability { grid-template-columns: 1fr; align-items: start; }
  .capability-runtime { justify-items: start; min-width: 0; }
  .capability-runtime strong { text-align: left; }
  .section-subhead { align-items: flex-start; flex-direction: column; gap: 5px; }
  .toast { right: 16px; bottom: 84px; }
}

@media (max-width: 410px) {
  .nav-list { grid-template-columns: repeat(5, minmax(42px, 1fr)); }
  .nav-item::before { width: 31px; height: 32px; font-size: 8px; }
  .hero h2 { font-size: 29px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .task-row { align-items: flex-start; }
  .task-meta { flex-direction: column; gap: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}