/* ===== Compare page styles ===== */

/* ============================================================
 *  OAuth flow animation
 * ============================================================ */
.oauth-section {
  padding: 40px 32px;
  background: linear-gradient(180deg, rgba(0,0,0,0.18), rgba(11,18,32,0.4));
  border-top: 1px solid rgba(255,255,255,0.04);
}
.oauth-section h2 { font-size: 24px; color: var(--accent-2); margin-bottom: 6px; }

.oauth-flow {
  display: grid;
  grid-template-columns: 1fr 80px 1.2fr 80px 1.4fr;
  gap: 16px;
  align-items: stretch;
  margin: 28px 0 18px;
}

.oauth-stage {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 18px;
  position: relative;
  display: flex; flex-direction: column; gap: 12px;
  min-height: 320px;
  transition: all 0.5s;
}
.oauth-stage.active {
  border-color: var(--accent);
  box-shadow: 0 0 30px rgba(255,122,46,0.25);
  transform: translateY(-3px);
}
.oauth-step-num {
  position: absolute; top: -12px; left: 18px;
  width: 28px; height: 28px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b1220; font-weight: 800; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(255,122,46,0.4);
}
.oauth-step-title { font-size: 13px; font-weight: 700; color: var(--accent-2); margin-top: 6px; letter-spacing: 1px; }
.oauth-hint { font-size: 11px; color: var(--muted); text-align: center; margin-top: auto; }

/* Stage 1: device */
.oauth-device {
  background: var(--bg-2); border-radius: 12px;
  padding: 28px 16px; text-align: center; flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
}
.device-icon { font-size: 56px; }
.oauth-connect-btn {
  background: linear-gradient(135deg, #1877f2, #4267b2);
  color: white; border: none;
  padding: 12px 22px; border-radius: 24px;
  font-weight: 700; font-size: 13px; cursor: pointer;
  box-shadow: 0 6px 18px rgba(24,119,242,0.4);
  transition: all 0.2s;
  display: inline-flex; align-items: center; gap: 8px;
}
.oauth-connect-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(24,119,242,0.5); }
.oauth-connect-btn.clicked { animation: btn-pulse 0.4s; }
@keyframes btn-pulse { 50% { transform: scale(0.95); } }

/* arrow */
.oauth-arrow {
  display: flex; align-items: center; justify-content: center;
}
.oauth-arrow svg { width: 100%; height: 30px; }
.oauth-line { stroke: rgba(138,160,196,0.3); stroke-width: 2; fill: none; stroke-dasharray: 4 4; }
.oauth-arrow-head { stroke: rgba(138,160,196,0.3); stroke-width: 2; fill: none; }
.oauth-arrow.flowing .oauth-line {
  stroke: var(--accent); stroke-dasharray: 6 4;
  animation: arrow-flow 1.2s linear infinite;
}
.oauth-arrow.flowing .oauth-arrow-head { stroke: var(--accent); }
@keyframes arrow-flow { from { stroke-dashoffset: 0; } to { stroke-dashoffset: -20; } }

/* Stage 2: OAuth window */
.oauth-window {
  background: white; color: #222;
  border-radius: 12px; overflow: hidden;
  box-shadow: 0 12px 30px rgba(0,0,0,0.4);
  flex: 1;
  display: flex; flex-direction: column;
}
.oauth-window-head {
  background: #f0f0f0; padding: 8px 12px;
  display: flex; align-items: center; gap: 6px;
  border-bottom: 1px solid #ddd;
}
.oauth-dot {
  width: 10px; height: 10px; border-radius: 50%; display: inline-block;
}
.oauth-dot.red { background: #ff5f57; }
.oauth-dot.yellow { background: #ffbd2e; }
.oauth-dot.green { background: #28ca42; }
.oauth-window-title {
  flex: 1; text-align: center;
  font-size: 11px; color: #666; font-family: monospace;
}
.oauth-window-body { padding: 14px; flex: 1; }
.oauth-app-name { font-size: 12px; color: #333; font-weight: 700; margin-bottom: 10px; }
.oauth-scopes {
  list-style: none; padding: 0; margin-bottom: 14px;
}
.oauth-scopes li {
  font-size: 11.5px; color: #444;
  padding: 4px 0;
  display: flex; align-items: center; gap: 6px;
  opacity: 0.4;
  transition: opacity 0.4s;
}
.oauth-scopes li.shown { opacity: 1; }
.scope-check {
  color: #28ca42; font-weight: 800; font-size: 13px;
  display: inline-block; width: 16px;
}
.oauth-confirm-btn {
  background: linear-gradient(135deg, #1877f2, #4267b2);
  color: white; padding: 9px;
  text-align: center; border-radius: 6px;
  font-weight: 700; font-size: 12px;
  cursor: pointer;
  opacity: 0.4;
  transition: all 0.3s;
}
.oauth-confirm-btn.ready { opacity: 1; box-shadow: 0 6px 14px rgba(24,119,242,0.4); }
.oauth-confirm-btn.clicked {
  background: #28ca42;
  animation: btn-pulse 0.4s;
}

/* Stage 3: DongFeng engine */
.oauth-engine {
  background: var(--bg-2); border-radius: 12px;
  padding: 16px; flex: 1;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  position: relative;
  overflow: hidden;
}
.engine-core {
  width: 90px; height: 90px; flex: 0 0 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  position: relative;
  box-shadow: 0 0 30px rgba(255,122,46,0.4);
}
.engine-emoji { font-size: 28px; }
.engine-label { font-size: 9px; color: #0b1220; font-weight: 800; letter-spacing: 1px; }
.engine-pulse {
  position: absolute; inset: -8px; border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0;
}
.oauth-stage.active .engine-pulse {
  animation: engine-pulse 1.4s infinite;
}
@keyframes engine-pulse {
  0%   { opacity: 0.8; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.6); }
}

.data-streams {
  flex: 1; display: flex; flex-direction: column; gap: 5px;
}
.stream {
  background: var(--panel-2); padding: 6px 10px; border-radius: 6px;
  font-size: 11.5px; color: var(--muted);
  display: flex; align-items: center; gap: 8px;
  font-family: "SF Mono", Menlo, monospace;
  transform: translateX(40px); opacity: 0;
  transition: all 0.4s;
}
.stream.streaming {
  transform: translateX(0); opacity: 1;
  color: var(--accent-2);
  border-left: 2px solid var(--accent);
}
.s-icon { font-size: 14px; }

/* Action bar */
.oauth-actions {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 14px; margin-top: 12px;
  padding-top: 14px;
  border-top: 1px dashed rgba(255,255,255,0.06);
}
.oauth-trust {
  font-size: 12px; color: var(--muted);
}
.oauth-trust strong { color: var(--green); }

@media (max-width: 1100px) {
  .oauth-flow { grid-template-columns: 1fr; }
  .oauth-arrow { transform: rotate(90deg); height: 40px; }
}

/* Mini new tag for tabs */
.tab-new { position: relative; }
.new-tag-mini {
  display: inline-block; font-size: 8.5px; padding: 1px 4px;
  background: linear-gradient(135deg, #28d49a, #4ea1ff);
  color: white; border-radius: 3px; margin-left: 4px;
  font-weight: 700; letter-spacing: 0.5px; vertical-align: middle;
}
.task-tab.active .new-tag-mini { background: rgba(11,18,32,0.4); color: #0b1220; }

.cmp-body {
  background: linear-gradient(135deg, #0b1220 0%, #14213d 100%);
  min-height: 100vh;
  padding: 0;
}

.cmp-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 32px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(11,18,32,0.7);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.cmp-brand { display: flex; align-items: center; gap: 12px; }
.cmp-brand .brand-link {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.cmp-brand .brand-link:hover .brand-logo {
  filter: drop-shadow(0 0 18px rgba(96,165,255,0.85));
  transform: scale(1.04);
}
.footer-brand {
  display: flex; align-items: center; gap: 12px;
}
.cmp-badge {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b1220; padding: 4px 10px; border-radius: 4px;
  font-size: 11px; font-weight: 700; letter-spacing: 1px;
}
.cmp-nav a { color: var(--muted); text-decoration: none; font-size: 13px; }
.cmp-nav a:hover { color: var(--accent-2); }

/* ----- Task selector ----- */
.task-bar {
  padding: 22px 32px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.task-label { font-size: 12px; color: var(--muted); letter-spacing: 1px; }
.task-tabs { display: flex; gap: 8px; flex-wrap: wrap; flex: 1; }
.task-tab {
  background: var(--panel); color: var(--text);
  border: 1px solid rgba(255,255,255,0.06);
  padding: 8px 14px; border-radius: 20px; cursor: pointer;
  font-size: 12.5px; transition: all 0.18s;
}
.task-tab:hover { border-color: var(--accent); }
.task-tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b1220; border-color: transparent; font-weight: 700;
}
.run-btn {
  background: linear-gradient(135deg, var(--accent), #ff9a4e);
  color: white; border: none; padding: 10px 22px; border-radius: 22px;
  font-weight: 700; cursor: pointer; font-size: 13px;
  box-shadow: 0 8px 22px rgba(255,122,46,0.3);
}
.run-btn:hover { filter: brightness(1.1); transform: translateY(-1px); }

/* ----- 3-way duel ----- */
.duel {
  display: grid; grid-template-columns: 1fr 1fr 1.15fr;
  gap: 18px; padding: 24px 32px;
}
.rival {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px; padding: 16px;
  display: flex; flex-direction: column;
  min-height: 580px;
  box-shadow: var(--shadow);
  transition: transform 0.3s, box-shadow 0.3s;
}
.rival-df {
  border: 1.5px solid var(--accent);
  background: linear-gradient(180deg, rgba(255,122,46,0.06), var(--panel) 30%);
  box-shadow: 0 12px 40px rgba(255,122,46,0.2);
}
.rival-df:hover { transform: translateY(-3px); box-shadow: 0 20px 50px rgba(255,122,46,0.28); }

.rival-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.rival-logo {
  width: 42px; height: 42px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: white; font-size: 14px;
}
.rival-logo.gpt  { background: #10a37f; }
.rival-logo.pplx { background: #20a4f3; }
.rival-logo.df   { background: linear-gradient(135deg, var(--accent), var(--accent-2)); }
.rival-name { font-size: 15px; font-weight: 700; }
.rival-tag { font-size: 11px; color: var(--muted); margin-top: 2px; }

.rival-input {
  background: var(--bg-2); border-radius: 10px; padding: 12px;
  margin-bottom: 12px;
  border-left: 3px solid #555;
}
.rival-input.df-input { border-left-color: var(--accent); background: rgba(255,122,46,0.06); }
.lbl { font-size: 10.5px; color: var(--muted); letter-spacing: 1px; margin-bottom: 6px; }
.prompt-box {
  font-family: "SF Mono", Menlo, monospace; font-size: 12px;
  color: #ffd9b8; min-height: 18px;
}
.data-stream { display: flex; flex-direction: column; gap: 4px; }
.ds-row {
  font-size: 11.5px; color: var(--accent-2);
  display: flex; align-items: center; gap: 6px;
  font-family: "SF Mono", Menlo, monospace;
  opacity: 0;
  animation: stream 0.4s forwards;
}
.ds-row .ds-icon { font-size: 14px; }
.ds-row:nth-child(1) { animation-delay: 0.1s; }
.ds-row:nth-child(2) { animation-delay: 0.25s; }
.ds-row:nth-child(3) { animation-delay: 0.4s; }
.ds-row:nth-child(4) { animation-delay: 0.55s; }
.ds-row:nth-child(5) { animation-delay: 0.7s; }
@keyframes stream { from {opacity:0; transform: translateX(-8px);} to {opacity:1; transform: translateX(0);} }

.rival-output {
  flex: 1;
  background: var(--bg-2); border-radius: 10px; padding: 14px;
  font-size: 12.5px; line-height: 1.65;
  color: var(--text);
  overflow-y: auto; max-height: 360px;
}
.rival-output .empty { color: var(--muted); font-style: italic; text-align: center; padding: 40px 0; }
.rival-output .resp-line { opacity: 0; animation: fadeUp 0.3s forwards; margin-bottom: 6px; }
.rival-output .resp-tag {
  display: inline-block; font-size: 9.5px; padding: 1px 6px; border-radius: 3px;
  background: #333; color: white; margin-right: 5px; vertical-align: middle;
}
.rival-output .resp-tag.bad  { background: #cc4040; }
.rival-output .resp-tag.meh  { background: #d18a3a; }
.rival-output .resp-tag.good { background: #28d49a; }
.df-output {
  background: linear-gradient(180deg, rgba(255,122,46,0.04), var(--bg-2));
  border: 1px solid rgba(255,122,46,0.2);
}
.df-output strong { color: var(--accent-2); }
.df-output .verdict-mark {
  display: inline-block; background: var(--accent); color: white;
  font-size: 10px; padding: 1px 7px; border-radius: 3px; margin-left: 4px; font-weight: 700;
}

.rival-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px;
  padding-top: 12px; border-top: 1px dashed rgba(255,255,255,0.08);
}
.stat { text-align: center; }
.s-num { display: block; font-size: 18px; font-weight: 800; }
.s-lbl { display: block; font-size: 10px; color: var(--muted); margin-top: 2px; }

.gpt-color  { color: #10a37f; }
.pplx-color { color: #20a4f3; }
.df-color   { color: var(--accent); }

/* ----- Verdict ----- */
.verdict { padding: 0 32px 24px; }
.v-card {
  background: linear-gradient(135deg, rgba(255,122,46,0.1), rgba(255,179,122,0.05));
  border: 1px solid rgba(255,122,46,0.3);
  border-radius: 14px; padding: 18px 22px;
}
.v-title { color: var(--accent-2); font-weight: 700; font-size: 14px; margin-bottom: 8px; letter-spacing: 1.5px; }
.v-body { color: var(--text); font-size: 14px; line-height: 1.7; }
.v-body strong { color: var(--accent-2); }
.v-body em { color: #ff9a4e; font-style: normal; font-weight: 600; }

/* ----- Data source matrix ----- */
.datasource {
  padding: 32px;
  background: rgba(0,0,0,0.18);
  border-top: 1px solid rgba(255,255,255,0.04);
}
.datasource h2 { font-size: 22px; color: var(--accent-2); margin-bottom: 6px; }
.ds-sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }

.ds-table { display: flex; flex-direction: column; gap: 4px; }
.ds-row-h, .ds-row-d {
  display: grid;
  grid-template-columns: 2.2fr 0.8fr 0.8fr 0.8fr 3fr;
  gap: 0; align-items: center;
  padding: 10px 14px;
  border-radius: 8px;
}
.ds-row-h { background: var(--panel); font-size: 11.5px; color: var(--muted); letter-spacing: 1.5px; font-weight: 600; }
.ds-row-d {
  background: var(--panel-2);
  font-size: 13px;
}
.ds-row-d:hover { background: #243657; }
.ds-row-d > div { padding: 4px 8px; }
.ds-row-d > div:nth-child(2),
.ds-row-d > div:nth-child(3),
.ds-row-d > div:nth-child(4) {
  text-align: center; font-size: 16px; font-weight: 700;
}
.ds-cell-h { padding: 0 8px; text-align: left; }
.ds-cell-h:nth-child(2),
.ds-cell-h:nth-child(3),
.ds-cell-h:nth-child(4) { text-align: center; }
.ds-row-d > div.yes { color: var(--green); }
.ds-row-d > div:nth-child(5) { font-size: 12px; color: var(--accent-2); }

/* ----- Accuracy chart ----- */
.acc-section {
  padding: 32px;
}
.acc-section h2 { font-size: 22px; color: var(--accent-2); margin-bottom: 6px; }
.acc-grid {
  display: flex; flex-direction: column; gap: 12px; margin-top: 18px;
  background: var(--panel); padding: 22px; border-radius: 12px;
}
.acc-row {
  display: grid;
  grid-template-columns: 1.6fr 2fr 2fr 2fr;
  gap: 8px; align-items: center;
  font-size: 13px;
}
.acc-name { color: var(--text); font-weight: 600; }
.bar-track {
  height: 26px; background: var(--bg-2); border-radius: 6px; overflow: hidden;
  position: relative;
}
.bar {
  height: 100%; padding: 0 10px;
  display: flex; align-items: center; justify-content: flex-end;
  font-size: 11.5px; font-weight: 700; color: white;
  transition: width 1.2s cubic-bezier(.2,.8,.2,1);
  border-radius: 6px;
}
.bar.gpt-bar  { background: linear-gradient(90deg, #0a7f63, #10a37f); }
.bar.pplx-bar { background: linear-gradient(90deg, #1681c2, #20a4f3); }
.bar.df-bar   { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.acc-legend {
  display: flex; gap: 18px; justify-content: center;
  margin-top: 14px; font-size: 12px; color: var(--muted);
}
.acc-legend .dot { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: middle; }

/* ----- Why grid ----- */
.why { padding: 32px; background: rgba(0,0,0,0.18); }
.why h2 { font-size: 22px; color: var(--accent-2); margin-bottom: 18px; }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.why-card {
  background: var(--panel); padding: 18px;
  border-radius: 12px; border-left: 3px solid var(--accent);
  position: relative; padding-left: 60px;
}
.why-num {
  position: absolute; left: 18px; top: 18px;
  font-size: 28px; font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.why-title { font-size: 15px; font-weight: 700; margin-bottom: 6px; color: var(--text); }
.why-card p { font-size: 13px; color: var(--muted); line-height: 1.7; }
.why-card p strong { color: var(--accent-2); }

/* ----- Footer ----- */
.cmp-footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 32px; border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 13px; color: var(--muted);
}
.cmp-cta { display: flex; gap: 14px; }
.cmp-cta a {
  color: var(--accent-2); text-decoration: none;
  padding: 6px 12px; border: 1px solid rgba(255,122,46,0.3); border-radius: 16px;
  font-size: 12px;
}
.cmp-cta a:hover { background: rgba(255,122,46,0.1); }

/* Responsive */
@media (max-width: 1100px) {
  .duel { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .ds-row-h, .ds-row-d { grid-template-columns: 1.5fr 0.5fr 0.5fr 0.5fr 2fr; font-size: 11px; }
  .acc-row { grid-template-columns: 1fr; }
}