/* EvalLoop AI — Compare A vs B. Uses the General Response design tokens. */
:root {
  --bg: #101211;
  --panel: #171b18;
  --panel2: #1d221f;
  --ink: #f1f1ef;
  --muted: #a4aaa6;
  --dim: #727974;
  --line: rgba(241, 241, 239, .14);
  --green: #3ecf8e;
  --green2: #85e7ba;
  --darkgreen: #13261c;
  --sans: Inter, system-ui, sans-serif;
  --mono: "DM Mono", monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-weight: 400; line-height: 1.6; overflow-x: hidden;
}
button, textarea, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
.background-grid {
  position: fixed; inset: 0; pointer-events: none; z-index: -3;
  background-image: linear-gradient(rgba(241,241,239,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(241,241,239,.025) 1px,transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom,black,transparent 90%);
}
.background-glow {
  position: fixed; width: 700px; height: 700px; top: -420px; left: 50%;
  transform: translateX(-50%); pointer-events: none; z-index: -2;
  background: radial-gradient(circle,rgba(62,207,142,.13),transparent 65%);
}
.app-header {
  position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line);
  background: rgba(16,18,17,.88); backdrop-filter: blur(16px);
}
.header-inner {
  width: min(1200px,calc(100% - 40px)); min-height: 72px; margin: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: inline-flex; align-items: center; font-family: var(--mono); font-size: 17px; letter-spacing: -.02em; }
.brand > span { color: var(--green); animation: cursorBlink 1s steps(1,end) infinite; }
@keyframes cursorBlink { 0%,45%{opacity:1} 46%,100%{opacity:0} }
.header-status { display: flex; align-items: center; gap: 9px; color: var(--muted); font: 11px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.status-dot,.model-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.status-dot { box-shadow: 0 0 0 4px rgba(62,207,142,.08),0 0 14px rgba(62,207,142,.4); }
.back-link { color: var(--muted); font-size: 13px; transition: color .2s,transform .2s; }
.back-link:hover { color: var(--green2); transform: translateX(-3px); }
.workspace { width: min(1200px,calc(100% - 40px)); margin: auto; padding: 80px 0 100px; }
.workspace-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 48px; }
.eyebrow { margin-bottom: 14px; color: var(--green); font: 11px var(--mono); letter-spacing: .14em; }
.workspace-heading h1 { max-width: 700px; font-size: clamp(38px,5vw,64px); line-height: 1.02; font-weight: 300; letter-spacing: -.045em; }
.workspace-heading h1 span { color: var(--green2); }
.workspace-heading p { max-width: 650px; margin-top: 20px; color: var(--muted); font-size: 15px; line-height: 1.8; }
.model-badge { flex-shrink: 0; display: flex; align-items: center; gap: 9px; padding: 10px 13px; border: 1px solid var(--line); background: rgba(23,27,24,.7); color: var(--muted); font: 11px var(--mono); }
.evaluation-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 18px; align-items: start; }
.input-panel,.results-panel { min-width: 0; border: 1px solid var(--line); background: linear-gradient(145deg,rgba(29,34,31,.88),rgba(23,27,24,.94)); box-shadow: 0 30px 80px rgba(0,0,0,.18); }
.input-panel,.results-panel { padding: 28px; }
.results-panel { min-height: 680px; }
.panel-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding-bottom: 24px; margin-bottom: 28px; border-bottom: 1px solid var(--line); }
.panel-label { margin-bottom: 7px; color: var(--green); font: 10px var(--mono); letter-spacing: .12em; }
.panel-header h2 { font-size: 18px; line-height: 1.2; font-weight: 400; letter-spacing: -.02em; }
.panel-state { padding: 5px 8px; border: 1px solid rgba(62,207,142,.25); background: rgba(19,38,28,.7); color: var(--green2); font: 9px var(--mono); letter-spacing: .08em; }
.panel-state.waiting { color: var(--dim); border-color: var(--line); background: transparent; }
.field { margin-bottom: 22px; }
.field-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 9px; }
.field-top label { color: var(--ink); font-size: 13px; font-weight: 400; }
.field-top > span { color: var(--dim); font: 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.required { color: var(--green2); }
textarea {
  display: block; width: 100%; min-height: 145px; resize: vertical; padding: 15px 16px;
  border: 1px solid var(--line); border-radius: 0; outline: none;
  background: rgba(16,18,17,.75); color: var(--ink); font-family: var(--sans);
  font-size: 13px; font-weight: 300; line-height: 1.7;
  transition: border-color .2s,box-shadow .2s,background .2s;
}
textarea::placeholder { color: #626963; }
textarea:focus { border-color: rgba(62,207,142,.45); background: rgba(16,18,17,.95); box-shadow: 0 0 0 3px rgba(62,207,142,.05); }
.response-box { min-height: 190px; }
.reference-box { min-height: 100px; }
.field-meta { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-top: 6px; }
.field-hint,.character-counter { color: var(--dim); font: 10px var(--mono); }
.field-hint { font-family: var(--sans); font-size: 10px; }
.character-counter { flex-shrink: 0; text-align: right; }
.character-counter.limit-near { color: #e9bd70; }
.character-counter.limit-reached { color: #ff8e8e; }
.evaluate-button {
  width: 100%; min-height: 52px; display: flex; align-items: center; justify-content: space-between;
  gap: 20px; margin-top: 8px; padding: 0 17px; border: 1px solid rgba(62,207,142,.55);
  background: var(--darkgreen); color: var(--green2); font-size: 13px; font-weight: 400;
  transition: background .2s,border-color .2s,box-shadow .2s,transform .2s;
}
.evaluate-button:hover { background: #173522; border-color: var(--green); box-shadow: 0 0 28px rgba(62,207,142,.09); transform: translateY(-1px); }
.evaluate-button:active { transform: translateY(0); }
.evaluate-button:disabled { cursor: wait; opacity: .65; transform: none; }
.button-arrow { font-size: 18px; transition: transform .2s; }
.evaluate-button:hover .button-arrow { transform: translateX(4px); }
.form-message { min-height: 22px; margin-top: 12px; color: var(--dim); font: 10px var(--mono); line-height: 1.5; }
.form-message.error-message { color: #ff9b9b; }
.hidden { display: none !important; }
.empty-state,.loading-state { min-height: 540px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 30px; }
.empty-orb { position: relative; width: 105px; height: 105px; display: flex; align-items: center; justify-content: center; margin-bottom: 28px; border: 1px solid rgba(62,207,142,.18); border-radius: 50%; background: radial-gradient(circle,rgba(62,207,142,.08),transparent 65%); color: var(--green2); font: 13px var(--mono); }
.empty-orb::before { content:""; position:absolute; inset:18px; border:1px solid rgba(62,207,142,.22); border-radius:50%; }
.orb-ring { position:absolute; border:1px solid rgba(62,207,142,.1); border-radius:50%; }
.ring-one { inset:-15px; animation: orbit 8s linear infinite; }
.ring-two { inset:-30px; border-style:dashed; animation: orbitReverse 12s linear infinite; }
@keyframes orbit { from{transform:rotate(0)} to{transform:rotate(360deg)} }
@keyframes orbitReverse { from{transform:rotate(360deg)} to{transform:rotate(0)} }
.empty-state h3,.loading-state h3 { font-size:18px; font-weight:400; margin-bottom:9px; }
.empty-state p,.loading-state p { max-width:330px; color:var(--muted); font-size:13px; line-height:1.7; }
.loading-spinner { width: 38px; height: 38px; margin-bottom: 22px; border: 2px solid rgba(62,207,142,.15); border-top-color: var(--green); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to{transform:rotate(360deg)} }
.results { animation: resultAppear .5s ease both; }
@keyframes resultAppear { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }
.winner-card { display:flex; align-items:center; justify-content:space-between; gap:20px; padding:22px; margin-bottom:18px; border:1px solid rgba(62,207,142,.18); background:linear-gradient(135deg,rgba(19,38,28,.75),rgba(23,27,24,.6)); }
.result-label { margin-bottom:7px; color:var(--dim); font:9px var(--mono); letter-spacing:.1em; }
.winner-value { color:var(--green2); font:400 30px/1.2 var(--mono); overflow-wrap:anywhere; }
.confidence-block { text-align:right; }
.confidence-pill { display:inline-block; padding:5px 8px; border:1px solid rgba(62,207,142,.25); color:var(--green2); font:10px var(--mono); text-transform:uppercase; }
.result-section { padding:20px 0; border-top:1px solid var(--line); }
.result-section-title { margin-bottom:12px; color:var(--green); font:10px var(--mono); letter-spacing:.1em; text-transform:uppercase; }
.dimension-table-wrap { width:100%; overflow-x:auto; }
.dimension-table { width:100%; border-collapse:collapse; font-size:11px; text-align:left; }
.dimension-table th { padding:10px 8px; color:var(--dim); font:9px var(--mono); text-transform:uppercase; letter-spacing:.04em; border-bottom:1px solid var(--line); white-space:nowrap; }
.dimension-table td { padding:12px 8px; color:var(--muted); border-bottom:1px solid rgba(241,241,239,.06); vertical-align:top; }
.dimension-table td:first-child { color:var(--ink); }
.dimension-table tr:last-child td { border-bottom:0; }
.score-cell { color:var(--ink); font-family:var(--mono); white-space:nowrap; }
.better-pill { display:inline-block; padding:3px 6px; border:1px solid var(--line); color:var(--muted); font:9px var(--mono); white-space:nowrap; }
.better-pill.a,.better-pill.b { color:var(--green2); border-color:rgba(62,207,142,.25); background:rgba(19,38,28,.45); }
.difference-list { padding-left:18px; color:var(--muted); font-size:12px; line-height:1.75; }
.difference-list li { margin:0 0 7px; padding-left:3px; }
.issue-columns { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.issue-columns > div { min-width:0; }
.issue { display:grid; grid-template-columns:6px minmax(0,1fr); gap:10px; padding:12px 0; border-bottom:1px solid rgba(241,241,239,.06); }
.issue:last-child { border-bottom:0; }
.issue-marker { width:6px; height:6px; margin-top:7px; border-radius:50%; background:var(--green); }
.issue-content strong { display:block; margin-bottom:4px; color:var(--ink); font-size:11px; font-weight:400; }
.issue-severity { display:inline-block; margin:2px 0 7px; padding:3px 6px; border:1px solid var(--line); color:var(--muted); font:9px var(--mono); text-transform:uppercase; }
.issue-severity.high { color:#ff9b9b; border-color:rgba(255,115,115,.35); }
.issue-severity.medium { color:#e9bd70; border-color:rgba(233,189,112,.3); }
.issue-severity.low { color:var(--green2); border-color:rgba(62,207,142,.25); }
.issue-quote,.issue-detail { margin-top:6px; color:var(--muted); font-size:11px; line-height:1.65; overflow-wrap:anywhere; }
.issue-quote { padding:8px 10px; border-left:2px solid rgba(62,207,142,.45); background:rgba(16,18,17,.55); color:var(--ink); }
.issue-detail strong { display:inline; color:var(--green2); font-weight:400; }
.no-issues { color:var(--muted); font-size:11px; line-height:1.7; padding:10px 0; }
.recommendation { padding:18px; border:1px solid rgba(62,207,142,.13); background:rgba(19,38,28,.38); }
.recommendation p { color:var(--muted); font-size:12px; line-height:1.7; }
.improvement-text { margin-top:9px; }
.feedback-panel { padding:18px 0 0; margin-top:20px; border-top:1px solid var(--line); }
.feedback-panel p { color:var(--muted); font-size:12px; margin-bottom:10px; }
.feedback-actions { display:flex; flex-wrap:wrap; gap:8px; }
.feedback-button { display:inline-flex; align-items:center; gap:7px; padding:8px 10px; border:1px solid var(--line); background:rgba(16,18,17,.55); color:var(--muted); font-size:11px; transition:border-color .2s,color .2s,background .2s; }
.feedback-button:hover,.feedback-button:focus-visible,.feedback-button[aria-pressed="true"] { border-color:rgba(62,207,142,.55); color:var(--green2); outline:none; }
.feedback-button[aria-pressed="true"] { background:rgba(19,38,28,.7); }
.feedback-thanks { min-height:18px; margin-top:8px; color:var(--green2); font:10px var(--mono); }
@media (max-width: 1000px) {
  .evaluation-layout { grid-template-columns:1fr; }
  .results-panel { min-height:auto; }
  .empty-state,.loading-state { min-height:420px; }
}
@media (max-width: 700px) {
  .workspace { padding-top:52px; }
  .workspace-heading { align-items:flex-start; flex-direction:column; gap:20px; }
  .issue-columns { grid-template-columns:1fr; gap:8px; }
  .dimension-table { min-width:460px; }
}
@media (max-width: 600px) {
  .header-inner { width:min(100% - 28px,1200px); min-height:64px; gap:12px; }
  .header-status { display:none; }
  .workspace { width:min(100% - 28px,1200px); padding-top:42px; }
  .workspace-heading h1 { font-size:40px; }
  .input-panel,.results-panel { padding:20px; }
  .back-link { font-size:11px; }
  .winner-card { align-items:flex-start; flex-direction:column; }
  .confidence-block { text-align:left; }
  .field-meta { gap:8px; }
}
@media (prefers-reduced-motion: reduce) {
  *,*::before,*::after { scroll-behavior:auto!important; animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; }
}