:root {
  --shell: rgba(255, 251, 246, 0.9);
  --surface: #fffdf9;
  --surface-strong: #f8efe2;
  --text: #181716;
  --muted: #6f6a63;
  --line: rgba(24, 23, 22, 0.09);
  --line-strong: rgba(24, 23, 22, 0.16);
  --accent: #0f766e;
  --accent-strong: #115e59;
  --accent-soft: rgba(15, 118, 110, 0.12);
  --accent-warm: #d97706;
  --accent-warm-soft: rgba(217, 119, 6, 0.16);
  --shadow: 0 24px 70px rgba(67, 53, 36, 0.11);
  --radius: 30px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.18), transparent 30%),
    radial-gradient(circle at 88% 10%, rgba(217, 119, 6, 0.16), transparent 18%),
    radial-gradient(circle at 50% 100%, rgba(14, 116, 144, 0.08), transparent 24%),
    linear-gradient(180deg, #f6f1e9 0%, #ece1d3 100%);
}

a {
  color: inherit;
}

.page {
  width: min(1180px, calc(100% - 20px));
  margin: 0 auto;
  padding: 10px 0;
}

.chat-shell {
  min-height: calc(100vh - 20px);
  display: grid;
  grid-template-rows: auto auto 1fr;
  background: var(--shell);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 18px 48px rgba(67, 53, 36, 0.08);
  backdrop-filter: blur(16px);
  position: relative;
}

.chat-shell::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-warm) 52%, #dc2626 100%);
  opacity: 0.95;
  pointer-events: none;
}

.chat-header,
.command-wrap {
  padding: 10px 14px;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background:
    linear-gradient(90deg, rgba(15, 118, 110, 0.08), rgba(255, 253, 249, 0.92) 24%, rgba(217, 119, 6, 0.08));
  border-bottom: 1px solid var(--line);
}

.chat-header h1 {
  margin: 0;
  font-size: clamp(1.1rem, 2.5vw, 1.45rem);
  line-height: 1;
  letter-spacing: -0.03em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.chat-header h1::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.5);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.bridge-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(15, 118, 110, 0.1);
}

.field-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

label,
.command-form {
  display: grid;
  gap: 6px;
}

input,
textarea,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  transition: border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: rgba(15, 118, 110, 0.34);
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.1);
}

textarea {
  min-height: 64px;
  resize: vertical;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease, box-shadow 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #12938a);
  color: #f7fffd;
  box-shadow: 0 12px 26px rgba(15, 118, 110, 0.18);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.7);
}

.button-secondary:hover {
  border-color: rgba(15, 118, 110, 0.18);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 24px rgba(67, 53, 36, 0.08);
}

.command-wrap {
  background:
    linear-gradient(90deg, rgba(250, 249, 246, 0.78), rgba(252, 245, 236, 0.84));
  border-bottom: 1px solid var(--line);
}

.command-form {
  grid-template-columns: 1fr;
}

.command-actions,
.command-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.form-status {
  color: var(--muted);
  font-size: 0.84rem;
}

.command-photo-status {
  margin: 0;
}

.thread-settings-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.thread-settings-panel {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 12px 30px rgba(67, 53, 36, 0.08);
}

.thread-settings-panel[hidden] {
  display: none;
}

.thread-settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.thread-settings-list {
  display: grid;
  gap: 8px;
  max-height: 260px;
  overflow: auto;
  padding-right: 4px;
}

.thread-settings-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(24, 23, 22, 0.06);
  background: rgba(255, 255, 255, 0.88);
}

.thread-settings-item input {
  width: 18px;
  min-height: 18px;
  margin: 0;
  padding: 0;
}

.command-timeline {
  display: grid;
  gap: 6px;
  margin-top: 8px;
}

.command-item,
.command-empty {
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(24, 23, 22, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.command-item-user {
  border-color: rgba(15, 118, 110, 0.14);
}

.command-item-assistant {
  background: rgba(15, 118, 110, 0.08);
  border-color: rgba(15, 118, 110, 0.18);
}

.command-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 4px;
  font-size: 0.76rem;
  color: var(--muted);
}

.command-item p,
.command-empty {
  margin: 0;
  line-height: 1.35;
}

.command-item p {
  white-space: pre-wrap;
}

.command-answer {
  border: 1px solid rgba(15, 118, 110, 0.16);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.62);
  overflow: hidden;
}

.command-answer summary {
  padding: 8px 10px;
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--accent-strong);
  list-style-position: inside;
}

.command-answer[open] summary {
  border-bottom: 1px solid rgba(15, 118, 110, 0.12);
  background: rgba(255, 255, 255, 0.78);
}

.command-answer p {
  padding: 10px;
}

.messages-wrap {
  min-height: 0;
  overflow: auto;
  padding: 6px 8px 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.34), rgba(244, 238, 229, 0.78)),
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0),
      rgba(255, 255, 255, 0) 39px,
      rgba(24, 23, 22, 0.025) 39px,
      rgba(24, 23, 22, 0.025) 40px
    );
}

.messages {
  display: grid;
  gap: 4px;
}

.message {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  padding: 9px 10px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255, 253, 249, 0.88), rgba(255, 249, 242, 0.74));
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-left: 3px solid transparent;
  transition: border-color 140ms ease, background 140ms ease, transform 140ms ease, box-shadow 140ms ease;
}

.message:hover {
  transform: translateY(-1px);
  border-color: rgba(15, 118, 110, 0.12);
  border-left-color: var(--accent);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 14px 32px rgba(67, 53, 36, 0.08);
}

.message-main {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.message-domain,
.message-date {
  margin: 0;
}

.message-title {
  min-width: 0;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  word-break: break-word;
}

.message-title:hover {
  color: var(--accent);
}

.message-note {
  margin: 0;
  color: #4c4944;
  font-size: 0.85rem;
  line-height: 1.32;
  word-break: break-word;
}

.message-side {
  display: grid;
  justify-items: end;
  gap: 6px;
  min-width: 138px;
}

.message-domain {
  color: var(--accent-strong);
  font-size: 0.76rem;
  white-space: nowrap;
  padding: 5px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
}

.thread-summary {
  display: inline-flex;
  justify-content: flex-end;
  width: 100%;
  padding: 6px 9px;
  border: 1px solid rgba(217, 119, 6, 0.14);
  border-radius: 999px;
  background: rgba(255, 248, 240, 0.9);
  color: #9a5b07;
  font-size: 0.74rem;
  list-style: none;
}

.empty-state {
  padding: 24px;
  border: 1px dashed rgba(15, 118, 110, 0.28);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.68), rgba(244, 250, 248, 0.72));
  color: var(--accent-strong);
}

.refresh-button {
  min-width: 112px;
}

.menu-button {
  min-width: 92px;
}

@media (max-width: 900px) {
  .header-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .bridge-status {
    width: 100%;
    order: 2;
  }
}

@media (max-width: 720px) {
  .page {
    width: min(100% - 12px, 1080px);
    padding: 6px 0;
  }

  .chat-shell {
    min-height: calc(100vh - 12px);
  }

  .message {
    grid-template-columns: 1fr;
  }

  .message-side {
    min-width: 0;
    justify-items: start;
  }

  .thread-summary {
    justify-content: flex-start;
  }

  .chat-header,
  .command-wrap {
    padding-left: 12px;
    padding-right: 12px;
  }

  .chat-header,
  .command-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .header-actions {
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .bridge-status {
    white-space: normal;
  }

  .button {
    width: 100%;
  }

  .header-actions .button {
    width: auto;
  }

  .header-actions .bridge-status {
    width: 100%;
  }
}