.modal.assistant-modal {
  width: min(780px, calc(100% - 4rem)) !important;
  max-width: calc(100% - 4rem) !important;
  max-height: min(94vh, 940px);
  padding: 1rem;
  box-sizing: border-box;
  margin-inline: auto;
  border-radius: 28px;
  border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
  background:
    radial-gradient(circle at 14% 0%, rgba(45, 102, 255, 0.09), transparent 32%),
    radial-gradient(circle at 88% 14%, rgba(0, 180, 255, 0.06), transparent 24%),
    linear-gradient(180deg, rgba(7, 10, 16, 0.995), rgba(4, 7, 12, 0.995));
  overflow: hidden;
}

.modal.assistant-modal,
.modal.assistant-modal * {
  box-sizing: border-box;
}

.assistant-modal-shell {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 0.9rem;
  min-height: min(76vh, 760px);
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
  overflow: hidden;
  padding-right: 0.25rem;
}

.assistant-modal-shell.assistant-empty-shell {
  grid-template-rows: auto auto auto;
  min-height: min(84vh, 860px);
}

.assistant-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.06rem 0.06rem 0;
}

.assistant-modal-title {
  display: grid;
  gap: 0.18rem;
}

.assistant-title-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.assistant-modal-title h3 {
  margin: 0;
  font-size: clamp(1.16rem, 1.7vw, 1.44rem);
  letter-spacing: -0.04em;
}

.assistant-modal-title p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.assistant-modal-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--border));
  background:
    radial-gradient(circle at 28% 22%, rgba(0, 180, 255, 0.16), transparent 40%),
    linear-gradient(145deg, rgba(10, 15, 24, 0.98), rgba(8, 13, 22, 0.98));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.assistant-modal-mark .assistant-brand-mark,
.assistant-composer-mark .assistant-brand-mark,
.assistant-thread-avatar .assistant-brand-mark {
  width: 1.36rem;
  height: auto;
}

.assistant-header-btn.close {
  width: 2.5rem;
  height: 2.5rem;
  min-width: 2.5rem;
  padding: 0;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 26%, var(--border));
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
}

.assistant-open-stage {
  display: grid;
  gap: 1rem;
  padding: 1.1rem 1rem 0.3rem;
  border-radius: 22px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 24%, var(--border));
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 180, 255, 0.07), transparent 24%),
    linear-gradient(180deg, rgba(8, 12, 19, 0.98), rgba(7, 10, 16, 0.99));
  min-width: 0;
  width: calc(100% - 0.5rem);
  max-width: calc(100% - 0.5rem);
  justify-self: center;
}

.assistant-open-hero {
  display: grid;
  justify-items: center;
  gap: 0.4rem;
  text-align: center;
  padding-top: 0.35rem;
}

.assistant-open-orb {
  width: 4.6rem;
  height: 4.6rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #f7fbff;
  background:
    radial-gradient(circle at 35% 30%, rgba(164, 207, 255, 0.28), transparent 26%),
    linear-gradient(180deg, rgba(38, 103, 255, 0.96), rgba(17, 60, 224, 0.98));
  box-shadow:
    0 0 0 5px rgba(37, 99, 235, 0.14),
    0 20px 36px rgba(20, 67, 214, 0.34);
}

.assistant-open-orb svg {
  width: 1.55rem;
  height: 1.55rem;
}

.assistant-open-hero h4 {
  margin: 0;
  font-size: clamp(1.5rem, 2.3vw, 2rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.assistant-open-hero p {
  margin: 0;
  max-width: 34ch;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.assistant-starter-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  min-width: 0;
}

.assistant-starter-card {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  min-height: 84px;
  padding: 0.9rem 0.95rem;
  text-align: left;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 28%, var(--border));
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent),
    linear-gradient(180deg, rgba(13, 19, 29, 0.98), rgba(9, 13, 21, 0.98));
  color: var(--text);
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
  min-width: 0;
}

.assistant-starter-card:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.18);
}

.assistant-starter-icon {
  width: 1.95rem;
  height: 1.95rem;
  flex: 0 0 auto;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 22, 35, 0.96);
  border: 1px solid color-mix(in srgb, var(--surface-3) 28%, var(--border));
}

.assistant-starter-icon svg {
  width: 1rem;
  height: 1rem;
}

.assistant-starter-copy {
  display: grid;
  gap: 0.12rem;
  min-width: 0;
}

.assistant-starter-copy strong {
  font-size: 0.9rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
  min-width: 0;
}

.assistant-starter-copy small {
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.assistant-open-footnote {
  margin: 0;
  color: color-mix(in srgb, var(--text-muted) 78%, white 8%);
  text-align: center;
  font-size: 0.74rem;
}

.assistant-thread-wrap {
  flex: 1 1 auto;
  min-height: 0;
  padding: 0.1rem 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  overflow: hidden;
  min-width: 0;
  width: calc(100% - 0.5rem);
  max-width: calc(100% - 0.5rem);
  justify-self: center;
}

.assistant-thread {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow: auto;
  padding-right: 0.3rem;
  overflow-x: hidden;
}

.assistant-message {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.assistant-message.user {
  justify-content: flex-end;
}

.assistant-message.assistant {
  justify-content: flex-start;
}

.assistant-thread-avatar {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--surface-3) 24%, var(--border));
  background:
    radial-gradient(circle at 26% 22%, rgba(0, 180, 255, 0.14), transparent 40%),
    linear-gradient(145deg, rgba(8, 14, 22, 0.98), rgba(11, 18, 28, 0.98));
  margin-top: 0.4rem;
}

.assistant-message-body {
  display: grid;
  gap: 0.34rem;
  min-width: 0;
  width: min(100%, 100%);
}

.assistant-message.user .assistant-message-body {
  max-width: min(42%, 300px);
  justify-items: end;
  margin-left: auto;
}

.assistant-message.assistant .assistant-message-body {
  max-width: min(74%, 560px);
  justify-items: start;
}

.assistant-bubble {
  max-width: 100%;
  display: grid;
  gap: 0.62rem;
  padding: 0.95rem 1rem;
  border-radius: 16px;
  min-width: 0;
}

.assistant-message.user .assistant-bubble {
  background: linear-gradient(180deg, rgba(45, 95, 255, 0.96), rgba(35, 79, 235, 0.98));
  border: 1px solid rgba(77, 128, 255, 0.34);
  box-shadow: 0 16px 30px rgba(22, 55, 170, 0.32);
}

.assistant-message.assistant .assistant-bubble {
  background:
    linear-gradient(180deg, rgba(13, 18, 28, 0.98), rgba(10, 14, 21, 0.98));
  border: 1px solid color-mix(in srgb, var(--surface-3) 28%, var(--border));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.assistant-bubble p,
.assistant-answer-copy {
  margin: 0;
  line-height: 1.68;
}

.assistant-message.user .assistant-bubble p {
  color: #f7fbff;
  font-weight: 500;
}

.assistant-message-time {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.assistant-why-shell {
  display: grid;
  gap: 0.4rem;
}

.assistant-utility-row {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.assistant-icon-btn {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 24%, var(--border));
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.assistant-icon-btn svg {
  width: 0.92rem;
  height: 0.92rem;
}

.assistant-icon-btn:hover,
.assistant-icon-btn.active {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
  background: rgba(19, 28, 41, 0.92);
}

.assistant-why-drawer {
  display: grid;
  gap: 0.45rem;
  padding: 0.75rem 0.82rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 26%, var(--border));
  background: rgba(10, 15, 23, 0.96);
}

.assistant-why-item {
  display: grid;
  gap: 0.16rem;
}

.assistant-why-item strong {
  font-size: 0.78rem;
}

.assistant-why-item span,
.assistant-why-item small {
  color: var(--text-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.assistant-answer-tools,
.assistant-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.assistant-followup-btn,
.assistant-action-btn {
  min-height: 2rem;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 26%, var(--border));
  background: rgba(18, 25, 37, 0.96);
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  font-size: 0.76rem;
}

.assistant-followup-btn:hover,
.assistant-action-btn:hover {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
}

.assistant-inline-arrow {
  width: 0.84rem;
  height: 0.84rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: color-mix(in srgb, var(--accent) 64%, white 12%);
}

.assistant-inline-arrow svg {
  width: 0.84rem;
  height: 0.84rem;
}

.assistant-input-form {
  margin-top: auto;
  min-width: 0;
}

.assistant-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  padding: 0.7rem;
  border-radius: 20px;
  border: 1px solid color-mix(in srgb, var(--surface-3) 20%, var(--border));
  background:
    linear-gradient(90deg, rgba(13, 18, 28, 0.98), rgba(9, 13, 20, 0.98));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.03),
    0 18px 36px rgba(0, 0, 0, 0.18);
  min-width: 0;
  width: calc(100% - 0.5rem);
  max-width: calc(100% - 0.5rem);
  justify-self: center;
}

.assistant-composer-field {
  display: flex;
  align-items: flex-start;
  gap: 0.72rem;
  min-width: 0;
}

.assistant-composer-mark {
  width: 2.2rem;
  height: 2.2rem;
  flex: 0 0 auto;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.assistant-composer-textarea-wrap {
  display: grid;
  gap: 0.45rem;
  flex: 1 1 auto;
  min-width: 0;
}

.assistant-input-form textarea {
  min-height: 54px;
  padding: 0.1rem 0;
  font-size: 0.94rem;
  line-height: 1.5;
  background: transparent;
  border: 0;
  resize: none;
  min-width: 0;
}

.assistant-input-form textarea:focus {
  outline: none;
}

.assistant-composer-hint {
  display: block;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.assistant-composer-actions {
  display: flex;
  align-items: flex-end;
}

.assistant-send-btn {
  width: 2.9rem;
  min-width: 2.9rem;
  height: 2.9rem;
  min-height: 2.9rem;
  border-radius: 999px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.assistant-send-icon {
  font-size: 1.08rem;
  line-height: 1;
}

@media (max-width: 860px) {
  .modal.assistant-modal {
    width: min(100%, calc(100% - 2rem)) !important;
    max-width: calc(100% - 2rem) !important;
  }

  .assistant-starter-grid {
    grid-template-columns: 1fr;
  }

  .assistant-message.user .assistant-message-body {
    max-width: min(72%, 320px);
  }

  .assistant-message.assistant .assistant-message-body {
    max-width: min(82%, 560px);
  }
}

@media (max-width: 620px) {
  .modal.assistant-modal {
    width: calc(100% - 0.5rem) !important;
    max-width: calc(100% - 0.5rem) !important;
    max-height: calc(100vh - 0.2rem);
    padding: 0.78rem 0.78rem calc(0.78rem + env(safe-area-inset-bottom, 0px));
    border-radius: 24px 24px 0 0;
    margin-top: auto;
    margin-bottom: 0;
  }

  .assistant-modal-shell,
  .assistant-modal-shell.assistant-empty-shell {
    gap: 0.7rem;
    min-height: min(84vh, 760px);
  }

  .assistant-sheet-handle {
    width: 46px;
    height: 5px;
    border-radius: 999px;
    margin: 0 auto;
    background: rgba(182, 189, 204, 0.34);
  }

  .assistant-modal-header {
    align-items: center;
  }

  .assistant-modal-title h3 {
    font-size: 1.04rem;
  }

  .assistant-modal-title p {
    font-size: 0.74rem;
  }

  .assistant-open-stage {
    padding: 0.92rem 0.82rem 0.24rem;
  }

  .assistant-open-orb {
    width: 4rem;
    height: 4rem;
  }

  .assistant-open-hero h4 {
    font-size: 1.38rem;
  }

  .assistant-thread-avatar {
    width: 1.85rem;
    height: 1.85rem;
  }

  .assistant-message.user .assistant-message-body,
  .assistant-message.assistant .assistant-message-body {
    max-width: 100%;
  }

  .assistant-composer {
    grid-template-columns: 1fr auto;
    align-items: end;
    gap: 0.6rem;
    padding: 0.62rem;
  }

  .assistant-composer-field {
    gap: 0.58rem;
  }

  .assistant-composer-mark {
    width: 2rem;
    height: 2rem;
  }

  .assistant-input-form textarea {
    min-height: 48px;
    font-size: 0.9rem;
  }

  .assistant-composer-hint {
    font-size: 0.68rem;
  }
}