:root {
  --iias-ink: #102a3a;
  --iias-muted: #5c7180;
  --iias-subtle: #eef5f8;
  --iias-surface: rgba(255, 255, 255, 0.94);
  --iias-panel: #f8fbfd;
  --iias-line: rgba(24, 71, 94, 0.14);
  --iias-blue: #0b5f83;
  --iias-deep-blue: #073f5c;
  --iias-cyan: #168aad;
  --iias-green: #28745d;
  --iias-red: #b74343;
  --iias-shadow: 0 22px 58px rgba(17, 55, 75, 0.14);
}

.ai-browser-page {
  min-height: 100vh;
  padding: 104px 18px 54px;
  background:
    linear-gradient(180deg, rgba(235, 246, 250, 0.97), rgba(248, 251, 252, 0.99)),
    linear-gradient(135deg, rgba(11, 95, 131, 0.08), rgba(22, 138, 173, 0.04)),
    url('/medias/banner/0.jpg') center/cover fixed;
  color: var(--iias-ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
}

.ai-browser-shell {
  width: min(1280px, 100%);
  margin: 0 auto;
}

.ai-browser-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  align-items: stretch;
  margin-bottom: 18px;
}

.ai-browser-hero-copy {
  min-width: 0;
  padding: 4px 0;
}

.ai-browser-kicker {
  display: inline-flex;
  align-items: center;
  margin: 0 0 10px;
  padding: 5px 9px;
  border: 1px solid rgba(22, 138, 173, 0.22);
  border-radius: 8px;
  background: rgba(22, 138, 173, 0.09);
  color: var(--iias-blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
}

.ai-browser-hero h1 {
  margin: 0;
  max-width: 840px;
  font-size: 2.46rem;
  line-height: 1.12;
  font-weight: 850;
  letter-spacing: 0;
}

.ai-browser-subtitle {
  max-width: 760px;
  margin: 12px 0 0;
  color: var(--iias-muted);
  font-size: 1rem;
  line-height: 1.68;
}

.ai-browser-capability-row {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 16px;
}

.ai-browser-capability-row span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid rgba(22, 138, 173, 0.18);
  border-radius: 8px;
  background: rgba(238, 248, 251, 0.82);
  color: var(--iias-deep-blue);
  font-size: 0.84rem;
  font-weight: 820;
}

.ai-browser-capability-row i {
  color: var(--iias-cyan);
}

.ai-browser-credit-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.ai-browser-credit-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid rgba(11, 95, 131, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--iias-muted);
  font-size: 0.82rem;
  font-weight: 760;
  box-shadow: 0 10px 22px rgba(18, 67, 90, 0.07);
}

.ai-browser-credit-chip i,
.ai-browser-credit-chip strong {
  color: var(--iias-blue);
}

.ai-browser-credit-chip strong {
  font-weight: 850;
}

.ai-browser-status-panel {
  display: grid;
  gap: 10px;
  align-content: stretch;
}

.ai-browser-support-card,
.ai-browser-status,
.ai-browser-metric-grid {
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: var(--iias-surface);
  box-shadow: 0 12px 28px rgba(22, 55, 73, 0.08);
}

.ai-browser-support-card {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 13px;
  align-items: center;
  min-height: 108px;
  padding: 14px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.97), rgba(236, 247, 250, 0.96)),
    radial-gradient(circle at 18% 22%, rgba(22, 138, 173, 0.12), transparent 42%);
}

.ai-browser-visual-frame {
  width: 118px;
  height: 78px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid rgba(22, 138, 173, 0.22);
  border-radius: 8px;
  background: #071b2e;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.ai-browser-visual-frame img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.ai-browser-support-card strong,
.ai-browser-support-card span,
.ai-browser-support-card small {
  display: block;
}

.ai-browser-support-card strong {
  color: var(--iias-blue);
  font-size: 0.82rem;
  line-height: 1.24;
  font-weight: 850;
}

.ai-browser-support-card span {
  margin-top: 4px;
  color: var(--iias-deep-blue);
  font-size: 1.02rem;
  line-height: 1.45;
  font-weight: 850;
}

.ai-browser-support-card small {
  margin-top: 5px;
  color: rgba(92, 113, 128, 0.86);
  font-size: 0.69rem;
  line-height: 1.35;
  font-weight: 720;
}

.ai-browser-status {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 13px;
  color: var(--iias-muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.ai-browser-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--iias-green);
}

.ai-browser-status[data-status='loading'] .ai-browser-status-dot {
  background: var(--iias-cyan);
  box-shadow: 0 0 0 6px rgba(22, 138, 173, 0.13);
}

.ai-browser-status[data-status='error'] .ai-browser-status-dot {
  background: var(--iias-red);
}

.ai-browser-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  overflow: hidden;
}

.ai-browser-metric-grid div {
  padding: 13px;
}

.ai-browser-metric-grid div + div {
  border-left: 1px solid var(--iias-line);
}

.ai-browser-metric-grid span {
  display: block;
  font-size: 1.42rem;
  line-height: 1;
  font-weight: 850;
  color: var(--iias-blue);
}

.ai-browser-metric-grid small {
  display: block;
  margin-top: 4px;
  color: var(--iias-muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0;
}

.ai-browser-app {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) 310px;
  gap: 16px;
  align-items: start;
}

.ai-browser-panel {
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: var(--iias-surface);
  box-shadow: var(--iias-shadow);
}

.ai-browser-control-panel,
.ai-browser-workspace,
.ai-browser-source-panel {
  padding: 18px;
}

.ai-browser-control-panel,
.ai-browser-source-panel {
  position: sticky;
  top: 88px;
}

.ai-browser-section-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 16px;
  color: var(--iias-blue);
  font-size: 0.94rem;
  font-weight: 850;
}

.ai-browser-section-title i {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(11, 95, 131, 0.1);
}

.ai-browser-field {
  margin-bottom: 17px;
}

.ai-browser-field label,
.ai-browser-composer label {
  display: block;
  margin-bottom: 8px;
  color: var(--iias-ink);
  font-size: 0.9rem;
  font-weight: 850;
}

.ai-browser-token-row {
  display: flex;
  gap: 8px;
}

.ai-browser-token-row input {
  min-width: 0;
}

.ai-browser-is-hidden {
  display: none !important;
}

.ai-browser-page input[type='password'],
.ai-browser-page select,
.ai-browser-page textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: var(--iias-panel);
  color: var(--iias-ink);
  font: inherit;
}

.ai-browser-page input[type='password'],
.ai-browser-page select {
  height: 42px;
  padding: 0 12px;
  display: block;
}

.ai-browser-page textarea {
  min-height: 118px;
  padding: 12px;
  resize: vertical;
}

.ai-browser-page input[type='password']:focus,
.ai-browser-page select:focus,
.ai-browser-page textarea:focus {
  outline: 2px solid rgba(22, 138, 173, 0.22);
  border-color: var(--iias-cyan);
}

.ai-browser-page input[type='range'] {
  width: 100%;
  accent-color: var(--iias-blue);
}

.ai-browser-range-labels {
  display: flex;
  justify-content: space-between;
  color: var(--iias-muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.ai-browser-toggle {
  display: flex !important;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--iias-muted) !important;
  font-weight: 750 !important;
}

.ai-browser-toggle input {
  position: static !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

.ai-browser-turnstile {
  min-height: 0;
  margin-bottom: 16px;
}

.ai-browser-turnstile:empty {
  display: none;
}

.ai-browser-control-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.ai-browser-primary-button,
.ai-browser-secondary-button,
.ai-browser-icon-button {
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  font-weight: 850;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.ai-browser-primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 18px;
  background: linear-gradient(135deg, #073f5c, #168aad);
  color: #fff;
  box-shadow: 0 12px 25px rgba(11, 95, 131, 0.25);
}

.ai-browser-secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 12px;
  background: rgba(11, 95, 131, 0.09);
  color: #0b4f6c;
}

.ai-browser-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  background: rgba(11, 95, 131, 0.1);
  color: #0b4f6c;
}

.ai-browser-primary-button:hover,
.ai-browser-secondary-button:hover,
.ai-browser-icon-button:hover {
  transform: translateY(-1px);
}

.ai-browser-primary-button:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.ai-browser-messages {
  height: min(58vh, 620px);
  min-height: 440px;
  overflow: auto;
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(248, 251, 253, 0.95), rgba(238, 246, 249, 0.88));
}

.ai-browser-message {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  max-width: 92%;
  padding: 13px;
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: #fff;
}

.ai-browser-message-user {
  justify-self: end;
  background: #f3fbfd;
}

.ai-browser-message-assistant,
.ai-browser-message-system {
  justify-self: start;
}

.ai-browser-message-icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(22, 138, 173, 0.1);
  color: var(--iias-blue);
}

.ai-browser-message h2 {
  margin: 0 0 5px;
  font-size: 0.84rem;
  line-height: 1.3;
  color: var(--iias-blue);
  font-weight: 850;
  letter-spacing: 0;
}

.ai-browser-message p {
  margin: 0;
  color: var(--iias-ink);
  line-height: 1.72;
  word-break: break-word;
}

.ai-browser-message a.ai-browser-answer-link {
  color: var(--iias-blue);
  border-bottom: 1px solid rgba(11, 95, 131, 0.28);
  font-weight: 850;
  overflow-wrap: anywhere;
}

.ai-browser-message a.ai-browser-answer-link:hover {
  color: var(--iias-cyan);
  border-bottom-color: currentColor;
}

.ai-browser-message-error p {
  color: var(--iias-red);
  font-weight: 750;
}

.ai-browser-message-pending {
  opacity: 0.78;
}

.ai-browser-composer {
  margin-top: 14px;
}

.ai-browser-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.ai-browser-muted {
  margin: 0;
  color: var(--iias-muted);
  line-height: 1.6;
}

.ai-browser-citations {
  display: grid;
  gap: 9px;
}

.ai-browser-citation {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 11px;
  border: 1px solid var(--iias-line);
  border-radius: 8px;
  background: #fff;
  color: #0b4f6c;
  font-size: 0.88rem;
  line-height: 1.45;
  word-break: break-word;
}

.ai-browser-citation:hover {
  color: var(--iias-cyan);
}

.ai-browser-citation i {
  margin-top: 2px;
  flex: 0 0 auto;
}

@media only screen and (max-width: 1120px) {
  .ai-browser-app {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .ai-browser-source-panel {
    grid-column: 1 / -1;
    position: static;
  }
}

@media only screen and (max-width: 900px) {
  .ai-browser-page {
    padding-top: 90px;
  }

  .ai-browser-hero {
    grid-template-columns: 1fr;
  }

  .ai-browser-app {
    grid-template-columns: 1fr;
  }

  .ai-browser-control-panel {
    position: static;
  }

  .ai-browser-messages {
    height: auto;
    min-height: 360px;
    max-height: 62vh;
  }
}

@media only screen and (max-width: 600px) {
  .ai-browser-page {
    padding: 78px 12px 34px;
  }

  .ai-browser-hero h1 {
    font-size: 1.8rem;
  }

  .ai-browser-credit-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ai-browser-capability-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .ai-browser-credit-chip {
    justify-content: flex-start;
  }

  .ai-browser-support-card {
    grid-template-columns: 82px minmax(0, 1fr);
  }

  .ai-browser-visual-frame {
    width: 82px;
    height: 58px;
  }

  .ai-browser-control-panel,
  .ai-browser-workspace,
  .ai-browser-source-panel {
    padding: 14px;
  }

  .ai-browser-control-actions {
    grid-template-columns: 1fr;
  }

  .ai-browser-message {
    max-width: 100%;
  }

  .ai-browser-actions {
    align-items: stretch;
    flex-direction: column-reverse;
  }

  .ai-browser-primary-button,
  .ai-browser-actions .ai-browser-icon-button {
    width: 100%;
  }
}