:root {
  color-scheme: dark;
  --bg: #07101f;
  --bg-soft: rgba(10, 18, 36, 0.82);
  --panel: rgba(10, 18, 36, 0.74);
  --panel-strong: rgba(13, 22, 43, 0.92);
  --line: rgba(255, 255, 255, 0.12);
  --line-strong: rgba(255, 255, 255, 0.2);
  --text: #f4f7ff;
  --text-soft: rgba(236, 241, 255, 0.72);
  --text-muted: rgba(213, 220, 240, 0.52);
  --accent: #8f7dff;
  --accent-2: #3ed9ff;
  --accent-3: #5cffc4;
  --danger: #ff7f9f;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.35);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --content-width: min(1180px, calc(100vw - 32px));
  --chat-width: min(1200px, calc(100vw - 24px));
  --button-height: 52px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(62, 217, 255, 0.14), transparent 28%),
    radial-gradient(circle at top right, rgba(143, 125, 255, 0.16), transparent 32%),
    linear-gradient(180deg, #050b16 0%, #091120 45%, #08101d 100%);
  color: var(--text);
}

body {
  position: relative;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
select,
textarea,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  max-width: 100%;
  display: block;
}

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.aurora {
  position: fixed;
  inset: auto;
  border-radius: 999px;
  filter: blur(60px);
  opacity: 0.5;
  pointer-events: none;
  mix-blend-mode: screen;
  animation: drift 16s ease-in-out infinite alternate;
}

.aurora-a {
  top: -120px;
  left: -60px;
  width: 300px;
  height: 300px;
  background: rgba(62, 217, 255, 0.22);
}

.aurora-b {
  top: 20%;
  right: -140px;
  width: 360px;
  height: 360px;
  background: rgba(143, 125, 255, 0.22);
  animation-delay: -6s;
}

.aurora-c {
  bottom: -110px;
  left: 18%;
  width: 320px;
  height: 320px;
  background: rgba(92, 255, 196, 0.15);
  animation-delay: -10s;
}

.noise-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: radial-gradient(circle at center, rgba(255, 255, 255, 0.34) 0.7px, transparent 0.8px);
  background-size: 12px 12px;
  mask-image: linear-gradient(180deg, transparent, black 12%, black 88%, transparent);
}

.site-shell {
  position: relative;
  z-index: 1;
  width: var(--content-width);
  margin: 0 auto;
  padding: 20px 0 40px;
}

.glass-panel {
  background: linear-gradient(180deg, rgba(15, 24, 44, 0.88), rgba(8, 14, 28, 0.74));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.topbar,
.footer-bar,
.chat-header,
.session-sidebar,
.chat-card,
.community-card,
.sheet-card {
  border-radius: var(--radius-xl);
}

.topbar,
.footer-bar,
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark.compact .brand-copy span {
  font-size: 0.82rem;
}

.brand-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.32);
  background: rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
}

.brand-icon {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.brand-copy strong {
  font-size: 1.02rem;
  letter-spacing: 0.02em;
}

.brand-copy span {
  color: var(--text-muted);
  font-size: 0.88rem;
}

.topbar-actions,
.chat-header-actions,
.community-actions,
.hero-cta-row,
.coming-soon-row,
.store-button-grid,
.footer-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.locale-picker select {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 10px 40px 10px 14px;
  min-height: 44px;
}

.primary-button,
.ghost-button,
.store-button,
.icon-button {
  border-radius: 999px;
  border: 1px solid transparent;
  min-height: var(--button-height);
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, opacity 180ms ease;
}

.primary-button {
  color: #07101f;
  background: linear-gradient(135deg, var(--accent-2), var(--accent), #d1caff);
  box-shadow: 0 18px 38px rgba(76, 134, 255, 0.28);
}

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

.ghost-button,
.store-button,
.icon-button {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--line);
}

.subtle-button {
  min-height: 42px;
  padding: 0 16px;
}

.icon-link {
  min-width: var(--button-height);
  width: var(--button-height);
  padding: 0;
}

.icon-link.subtle-button {
  min-width: 42px;
  width: 42px;
  padding: 0;
}

.icon-link-svg,
.icon-link-image {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: block;
}

.button-with-icon,
.store-button-rich,
.badge-with-icon {
  gap: 12px;
}

.button-with-icon,
.store-button-rich {
  padding-inline-start: 14px;
}

.button-icon-surface,
.badge-icon-surface {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.primary-button .button-icon-surface {
  border-color: rgba(7, 16, 31, 0.12);
  background: rgba(7, 16, 31, 0.1);
}

.button-icon-image,
.badge-icon-image {
  width: 20px;
  height: 20px;
  display: block;
  flex-shrink: 0;
}

.store-button-icon-surface {
  width: 38px;
  height: 38px;
}

.store-button-icon-image {
  width: 22px;
  height: 22px;
}

.badge-with-icon {
  gap: 10px;
  padding-inline-start: 8px;
}

.badge-icon-surface {
  width: 28px;
  height: 28px;
  border-radius: 10px;
}

.badge-icon-image {
  width: 16px;
  height: 16px;
}

.store-button {
  text-decoration: none;
}

.store-button-rich .store-button-label {
  font-weight: 600;
  line-height: 1.18;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
}

.store-button:not(.store-button-live) {
  cursor: not-allowed;
  opacity: 0.72;
}

.store-button.store-button-live {
  cursor: pointer;
  opacity: 1;
}

.store-button.store-button-live:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

.store-button-label {
  white-space: nowrap;
}

.full-width {
  width: 100%;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: 24px;
  align-items: center;
  padding: 24px 0 18px;
}

.hero-copy-column,
.hero-stage-column,
.section-block,
.chat-shell {
  position: relative;
}

.hero-copy-column {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.eyebrow-pill,
.section-kicker,
.preview-status-pill,
.coming-soon-badge,
.status-pill,
.participant-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-soft);
  letter-spacing: 0.03em;
  font-size: 0.85rem;
}

.hero-title {
  margin: 0;
  font-size: clamp(2.8rem, 5vw, 4.9rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  max-width: 12ch;
}

.hero-body,
.section-heading p,
.feature-card p,
.scenario-card p,
.community-card p,
.preview-body,
.field-help,
.desktop-note p,
.empty-state p,
.status-panel-copy,
.footer-bar p {
  color: var(--text-soft);
  line-height: 1.68;
  margin: 0;
}

.card-inline {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.04);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.stat-card,
.feature-card,
.scenario-card,
.message-shell,
.status-panel,
.meta-item,
.draft-chip,
.command-item,
.participant-pill,
.desktop-note,
.sheet-card,
.empty-state,
.community-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(12px);
}

.stat-card {
  padding: 16px;
}

.stat-card strong {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.stat-card span {
  color: var(--text-muted);
  font-size: 0.93rem;
}

.hero-stage-frame {
  position: relative;
  min-height: 620px;
  border-radius: 36px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 18, 36, 0.84), rgba(4, 8, 18, 0.94));
  box-shadow: var(--shadow);
}

.hero-stage-backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 16%, rgba(62, 217, 255, 0.2), transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(143, 125, 255, 0.22), transparent 26%),
    radial-gradient(circle at 60% 82%, rgba(92, 255, 196, 0.14), transparent 28%);
}

.hero-stage-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  mix-blend-mode: screen;
}

.phone-shell {
  position: relative;
  z-index: 1;
  width: min(84%, 360px);
  margin: 52px auto;
  border-radius: 38px;
  padding: 14px;
  background: linear-gradient(180deg, rgba(18, 26, 58, 0.96), rgba(8, 12, 22, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 38px 72px rgba(0, 0, 0, 0.46);
}

.phone-notch {
  width: 120px;
  height: 20px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
  margin: 0 auto 14px;
}

.phone-screen {
  min-height: 520px;
  border-radius: 28px;
  padding: 18px;
  background: linear-gradient(180deg, rgba(11, 18, 33, 0.96), rgba(8, 12, 22, 0.98)), radial-gradient(circle at top right, rgba(62, 217, 255, 0.11), transparent 36%);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.preview-title,
.section-heading h2,
.community-card h2,
.empty-state h2,
.session-card-header h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.08;
}

.preview-chat {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

.preview-bubble,
.message-bubble {
  position: relative;
  border-radius: 22px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.preview-bubble {
  max-width: 90%;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.24);
}

.preview-bubble.member {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.06);
}

.preview-bubble.assistant {
  align-self: flex-end;
  background: linear-gradient(135deg, rgba(143, 125, 255, 0.24), rgba(62, 217, 255, 0.18));
}

.preview-name,
.message-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.section-block {
  padding: 26px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.feature-card,
.scenario-card,
.setup-card {
  padding: 18px;
  min-height: 100%;
}

.feature-eyebrow,
.scenario-eyebrow {
  color: var(--accent-2);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.feature-card h3,
.scenario-card h3,
.setup-card h3 {
  margin: 0 0 10px;
  font-size: 1.12rem;
}

.setup-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(5, 9, 20, 0.52);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
}

.setup-card-featured {
  grid-column: span 2;
  padding: 22px;
}

.setup-card-recommended {
  border-color: rgba(62, 217, 255, 0.32);
  background:
    linear-gradient(160deg, rgba(143, 125, 255, 0.18), rgba(62, 217, 255, 0.1)),
    rgba(5, 9, 20, 0.62);
}

.setup-card-fallback {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(5, 9, 20, 0.46);
}

.setup-step-label {
  color: var(--accent-2);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.setup-card-recommended .setup-step-label {
  color: #91f5ff;
}

.setup-card-fallback .setup-step-label {
  color: rgba(200, 221, 255, 0.72);
}

.setup-card p {
  margin: 0;
}

.setup-command-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.setup-command {
  margin: 0;
  padding: 12px 14px;
  overflow: auto;
  border-radius: 18px;
  border: 1px solid rgba(143, 125, 255, 0.22);
  background: rgba(9, 13, 28, 0.88);
  color: #d9e7ff;
  white-space: pre-wrap;
  word-break: break-word;
}

.setup-command code {
  font-family: "SFMono-Regular", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
}

.setup-note {
  color: var(--text-muted);
  font-size: 0.94rem;
}

.community-card {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 24px;
}

.community-footnote,
.footer-meta,
.meta-label {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.coming-soon-row > .community-footnote,
.community-actions > .community-footnote {
  flex: 1 1 100%;
  margin: 0;
}

.footer-copy {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-soft);
}

.footer-links a:hover {
  color: var(--text);
}

.footer-note {
  max-width: 52ch;
}

.footer-legal {
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  text-align: right;
}

.footer-bar {
  margin-top: 24px;
}

.policy-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 18px;
}

.policy-hero,
.policy-section {
  padding: 24px;
  border-radius: var(--radius-xl);
}

.policy-updated {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.94rem;
  flex-wrap: wrap;
}

.policy-sections {
  display: grid;
  gap: 14px;
}

.policy-section h2 {
  margin: 0 0 10px;
  font-size: 1.18rem;
}

.policy-section p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.7;
}

.policy-section > * + * {
  margin-top: 12px;
}

.policy-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text-soft);
  line-height: 1.7;
}

.policy-list li + li {
  margin-top: 8px;
}

.chat-page {
  min-height: 100vh;
}

.chat-shell {
  position: relative;
  z-index: 1;
  width: var(--chat-width);
  margin: 0 auto;
  padding: 14px 0 24px;
}

.chat-main {
  display: grid;
  grid-template-columns: minmax(340px, 388px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding-top: 16px;
}

.session-sidebar,
.chat-card {
  padding: 18px;
}

.chat-card {
  display: flex;
  flex-direction: column;
  min-height: clamp(620px, 72vh, 860px);
}

.session-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 14px;
}

.session-card-header,
.participant-header,
.sheet-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.desktop-note {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px;
  background: linear-gradient(180deg, rgba(62, 217, 255, 0.1), rgba(255, 255, 255, 0.04));
}

.desktop-note strong {
  font-size: 0.98rem;
}

.status-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  align-items: start;
}

.status-panel-icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(143, 125, 255, 0.18);
}

.status-panel-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.connect-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.connect-aux-row,
.scanner-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.connect-aux-row > .ghost-button {
  flex: 1 1 180px;
}

.field-label,
.meta-item strong,
.participant-header span:first-child {
  font-weight: 600;
}

textarea,
input[type='text'] {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 14px 16px;
  resize: vertical;
  min-height: 54px;
}

textarea:focus,
select:focus,
button:focus,
a:focus {
  outline: 2px solid rgba(62, 217, 255, 0.78);
  outline-offset: 2px;
}

.session-meta {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.meta-item {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.participant-chips,
.draft-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.participant-pill,
.draft-chip {
  padding: 10px 12px;
}

.messages-scroll {
  display: flex;
  flex: 1;
  min-height: 60vh;
  max-height: calc(100vh - 240px);
  overflow: auto;
  border-radius: 22px;
  padding: 4px;
  position: relative;
}

.message-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 8px;
}

.empty-state {
  width: 100%;
  min-height: 100%;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 34px 22px;
}

.empty-icon {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.message-shell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: min(78%, 620px);
}

.message-shell.assistant {
  align-self: flex-start;
}

.message-shell.user.own {
  align-self: flex-end;
}

.message-shell.user.peer,
.message-shell.system {
  align-self: flex-start;
}

.message-shell.system {
  max-width: min(94%, 760px);
  align-self: center;
}

.message-bubble {
  background: rgba(255, 255, 255, 0.05);
}

.message-shell.assistant .message-bubble {
  background: linear-gradient(180deg, rgba(143, 125, 255, 0.18), rgba(255, 255, 255, 0.04));
}

.message-shell.user.own .message-bubble {
  background: linear-gradient(180deg, rgba(62, 217, 255, 0.19), rgba(255, 255, 255, 0.04));
}

.message-shell.user.peer .message-bubble {
  background: rgba(92, 255, 196, 0.11);
}

.message-shell.system .message-bubble {
  background: rgba(255, 255, 255, 0.08);
}

.message-shell.system.error .message-bubble {
  background: rgba(255, 127, 159, 0.14);
  border-color: rgba(255, 127, 159, 0.28);
}

.message-bubble.thinking-bubble {
  background: linear-gradient(180deg, rgba(143, 125, 255, 0.22), rgba(62, 217, 255, 0.08));
  border-color: rgba(143, 125, 255, 0.24);
}

.message-text {
  color: var(--text);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.message-text p {
  margin: 0 0 10px;
}

.message-text p:last-child,
.message-text pre:last-child {
  margin-bottom: 0;
}

.message-text code {
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
}

.message-text pre {
  margin: 10px 0;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.24);
  overflow: auto;
}

.message-text a {
  color: var(--accent-2);
  text-decoration: underline;
}

.thinking-trace-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(7, 12, 26, 0.28);
  padding: 12px;
}

details.thinking-trace-card > summary {
  list-style: none;
  cursor: pointer;
}

details.thinking-trace-card > summary::-webkit-details-marker {
  display: none;
}

.thinking-trace-card.active {
  border-color: rgba(143, 125, 255, 0.3);
}

.thinking-trace-card.failed {
  border-color: rgba(255, 127, 159, 0.38);
  background: rgba(62, 10, 24, 0.26);
}

.thinking-trace-summary {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.thinking-trace-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.thinking-trace-header-main {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.thinking-trace-header-main strong {
  font-size: 0.98rem;
}

.thinking-trace-icon {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.92rem;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.thinking-trace-icon.thought,
.thinking-trace-icon.active {
  background: rgba(143, 125, 255, 0.2);
  color: rgba(230, 224, 255, 0.96);
}

.thinking-trace-icon.active {
  animation: pulse 1.2s ease-in-out infinite;
}

.thinking-trace-icon.action {
  background: rgba(62, 217, 255, 0.18);
  color: rgba(204, 247, 255, 0.96);
}

.thinking-trace-icon.result {
  background: rgba(92, 255, 196, 0.18);
  color: rgba(218, 255, 241, 0.98);
}

.thinking-trace-icon.error {
  background: rgba(255, 127, 159, 0.22);
  color: rgba(255, 230, 237, 0.98);
}

.thinking-trace-preview {
  margin: 0;
  color: var(--text-muted);
  white-space: pre-wrap;
}

.thinking-trace-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.thinking-trace-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.thinking-trace-badge.live {
  background: rgba(143, 125, 255, 0.16);
  color: rgba(233, 228, 255, 0.96);
}

.thinking-trace-badge.done {
  background: rgba(92, 255, 196, 0.14);
  color: rgba(220, 255, 243, 0.98);
}

.thinking-trace-badge.error {
  background: rgba(255, 127, 159, 0.18);
  color: rgba(255, 233, 239, 0.98);
}

.thinking-trace-badge.tool {
  background: rgba(62, 217, 255, 0.16);
  color: rgba(208, 247, 255, 0.98);
}

.thinking-trace-history {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.thinking-trace-entry {
  border-radius: 16px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.thinking-trace-entry.thought {
  border-color: rgba(143, 125, 255, 0.2);
}

.thinking-trace-entry.action {
  border-color: rgba(62, 217, 255, 0.2);
}

.thinking-trace-entry.result {
  border-color: rgba(92, 255, 196, 0.2);
}

.thinking-trace-entry.error {
  border-color: rgba(255, 127, 159, 0.24);
}

.thinking-trace-entry-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.thinking-trace-entry-body {
  margin-top: 8px;
}

.mermaid-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.mermaid-card strong {
  display: block;
  margin-bottom: 10px;
}

.message-attachments {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.attachment-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.16);
}

.attachment-card img,
.attachment-card video {
  width: 100%;
  border-radius: 12px;
}

.attachment-card audio {
  width: 100%;
}

.attachment-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}

.attachment-name {
  font-weight: 600;
}

.attachment-size {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.message-time {
  color: var(--text-muted);
  font-size: 0.82rem;
  padding: 0 6px;
}

.pending-dots {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 18px;
}

.pending-dots span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  animation: pulse 1.2s ease-in-out infinite;
}

.pending-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.pending-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

.draft-strip {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 4px 10px;
}

.draft-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.draft-chip button {
  border: 0;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
}

.composer {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
  margin-top: 12px;
}

.icon-button {
  width: 48px;
  min-width: 48px;
  padding: 0;
  font-size: 1.2rem;
}

#composer-input {
  min-height: 52px;
  max-height: 160px;
  resize: none;
}

.send-button {
  white-space: nowrap;
}

.sheet-overlay {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 18px;
  background: rgba(4, 7, 14, 0.54);
}

.sheet-card {
  width: min(100%, 560px);
  padding: 18px;
}

.scanner-sheet-card {
  width: min(100%, 640px);
}

.scanner-body {
  margin-top: 8px;
}

.scanner-preview-frame {
  position: relative;
  margin-top: 16px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top, rgba(62, 217, 255, 0.1), transparent 40%),
    rgba(5, 11, 22, 0.92);
  min-height: 320px;
}

.scanner-video {
  width: 100%;
  min-height: 320px;
  max-height: 62vh;
  object-fit: cover;
  display: block;
}

.scanner-guides {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.scanner-guides::before {
  content: "";
  position: absolute;
  inset: 16% 12%;
  border-radius: 28px;
  border: 2px solid rgba(255, 255, 255, 0.78);
  box-shadow:
    0 0 0 999px rgba(3, 8, 18, 0.28),
    inset 0 0 0 1px rgba(62, 217, 255, 0.3);
}

.scanner-status {
  margin: 14px 0 0;
  color: var(--text-soft);
}

.scanner-actions {
  margin-top: 12px;
}

.command-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
  max-height: 60vh;
  overflow: auto;
}

.command-item {
  width: 100%;
  text-align: left;
  padding: 14px;
}

.command-item strong {
  display: block;
  margin-bottom: 6px;
}

.command-item p {
  color: var(--text-soft);
  margin: 0;
}

.toast-stack {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  min-width: min(320px, calc(100vw - 28px));
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(8, 14, 28, 0.92);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.28);
}

.toast.error {
  border-color: rgba(255, 127, 159, 0.36);
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(20px, 26px, 0) scale(1.12);
  }
}

@keyframes pulse {
  0%,
  80%,
  100% {
    opacity: 0.24;
    transform: scale(0.8);
  }
  40% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (max-width: 1100px) {
  .hero-grid,
  .chat-main,
  .feature-grid,
  .scenario-grid,
  .setup-grid {
    grid-template-columns: 1fr;
  }

  .session-sidebar {
    position: static;
  }

  .chat-card {
    min-height: auto;
  }

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

  .community-card {
    flex-direction: column;
  }

  .setup-card-featured {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100vw - 20px, 100%);
    padding-top: 12px;
  }

  .topbar,
  .footer-bar,
  .chat-header,
  .session-sidebar,
  .chat-card,
  .community-card,
  .sheet-card {
    border-radius: 22px;
  }

  .topbar,
  .footer-bar,
  .chat-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-legal {
    align-items: flex-start;
    text-align: left;
  }

  .hero-title {
    max-width: none;
  }

  .phone-shell {
    width: min(92%, 360px);
    margin: 26px auto;
  }

  .phone-screen {
    min-height: 460px;
  }

  .meta-grid,
  .hero-stats,
  .store-button-grid {
    grid-template-columns: 1fr;
  }

  .composer {
    grid-template-columns: auto auto minmax(0, 1fr);
  }

  .send-button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .message-shell {
    max-width: 92%;
  }

  .messages-scroll {
    max-height: calc(100vh - 300px);
  }

  .connect-aux-row,
  .scanner-actions {
    flex-direction: column;
  }

  .connect-aux-row > .ghost-button {
    width: 100%;
  }
}