/* CHATI-AI V9 — visual polish: brand accent, Explore hero and genre chips,
   chat welcome card, image button, avatars beside replies, livelier chat
   backgrounds, small motion, popular characters list and the robot logo. */

:root {
  --v9-accent: #8b5cf6;
  --v9-accent-2: #6366f1;
  --v9-accent-soft: rgba(139, 92, 246, 0.16);
  --v9-accent-line: rgba(167, 139, 250, 0.38);
  --v9-gradient: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 45%, #6366f1 100%);
  --v9-surface: rgba(24, 22, 36, 0.78);
  --v9-surface-line: rgba(255, 255, 255, 0.08);
  --v9-text-soft: rgba(236, 234, 245, 0.72);
  --v9-ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

html[data-chati-theme="light"] {
  --v9-accent-soft: rgba(139, 92, 246, 0.12);
  --v9-surface: rgba(255, 255, 255, 0.86);
  --v9-surface-line: rgba(20, 20, 40, 0.1);
  --v9-text-soft: rgba(40, 38, 60, 0.72);
}

/* ---------- 2. Brand accent ---------- */
.chat-form .send-btn,
.main-create-btn,
.save-character-btn,
.account-primary-btn {
  background: var(--v9-gradient) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.32);
  transition: transform 0.18s var(--v9-ease), box-shadow 0.18s var(--v9-ease), filter 0.18s ease;
}

.chat-form .send-btn:hover,
.main-create-btn:hover,
.save-character-btn:hover,
.account-primary-btn:hover {
  filter: brightness(1.08);
  box-shadow: 0 8px 26px rgba(124, 58, 237, 0.42);
}

.chat-form .send-btn:active,
.main-create-btn:active,
.save-character-btn:active,
.account-primary-btn:active {
  transform: scale(0.96);
}

.chat-form .send-btn:disabled {
  filter: grayscale(0.4) brightness(0.8);
  box-shadow: none;
}

#v6MobileDock button.active {
  color: #c4b5fd !important;
  background: var(--v9-accent-soft) !important;
}

html[data-chati-theme="light"] #v6MobileDock button.active {
  color: #6d28d9 !important;
}

.sidebar-nav .nav-btn.active,
.sidebar-nav button.active {
  color: #c4b5fd;
  background: var(--v9-accent-soft);
}

.mature-content-toggle.is-on {
  background: var(--v9-gradient) !important;
}

.message-input:focus,
.chati-search-input:focus {
  border-color: var(--v9-accent-line) !important;
  box-shadow: 0 0 0 3px var(--v9-accent-soft) !important;
}

/* ---------- 1. Explore first + featured hero ---------- */
#homeView.v9-first-run #emptyState {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  min-height: 0;
  margin: 18px 0 0;
  padding: 14px 16px;
  text-align: left;
  border-style: solid;
  order: 10;
}

#homeView.v9-first-run #emptyState .empty-icon,
#homeView.v9-first-run #emptyState #emptyStateText {
  display: none;
}

#homeView.v9-first-run #emptyState #emptyStateTitle {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

#homeView.v9-first-run #emptyState .main-create-btn {
  margin: 0;
  padding: 9px 16px;
  font-size: 14px;
}

.v9-hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  gap: 18px;
  width: 100%;
  min-height: 230px;
  margin: 6px 0 26px;
  padding: 22px;
  overflow: hidden;
  text-align: left;
  color: #fff;
  border: 1px solid var(--v9-surface-line);
  border-radius: 24px;
  background: #15121f;
  cursor: pointer;
  isolation: isolate;
  transition: transform 0.25s var(--v9-ease), box-shadow 0.25s var(--v9-ease);
}

.v9-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--v9-hero-bg) center / cover no-repeat;
  transform: scale(1.02);
  transition: transform 0.6s var(--v9-ease);
}

.v9-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 6, 16, 0.05) 0%, rgba(8, 6, 16, 0.55) 55%, rgba(8, 6, 16, 0.92) 100%),
    linear-gradient(90deg, rgba(8, 6, 16, 0.55) 0%, transparent 70%);
}

.v9-hero:hover {
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.v9-hero:hover::before {
  transform: scale(1.06);
}

.v9-hero:active {
  transform: scale(0.985);
}

.v9-hero-portrait {
  flex: 0 0 auto;
  width: 112px;
  height: 150px;
  object-fit: cover;
  border-radius: 16px;
  border: 2px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.v9-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.v9-hero-badge {
  align-self: flex-start;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  background: var(--v9-gradient);
}

.v9-hero-copy strong {
  font-size: 26px;
  line-height: 1.1;
}

.v9-hero-text {
  display: -webkit-box;
  max-width: 560px;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.82);
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.v9-hero-cta {
  align-self: flex-start;
  margin-top: 6px;
  padding: 9px 16px;
  font-size: 14px;
  font-weight: 600;
  color: #111;
  border-radius: 12px;
  background: #fff;
  transition: transform 0.18s var(--v9-ease);
}

.v9-hero:hover .v9-hero-cta {
  transform: translateX(3px);
}

@media (max-width: 600px) {
  .v9-hero {
    min-height: 210px;
    padding: 16px;
    gap: 14px;
  }

  .v9-hero-portrait {
    width: 84px;
    height: 112px;
  }

  .v9-hero-copy strong {
    font-size: 21px;
  }

  .v9-hero-text {
    font-size: 13px;
  }
}

/* ---------- 5. Genre chips + card tags ---------- */
.v9-tag-chips {
  display: flex;
  gap: 8px;
  margin: 0 0 14px;
  padding: 2px 0 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.v9-tag-chips::-webkit-scrollbar {
  display: none;
}

.v9-tag-chip {
  flex: 0 0 auto;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--v9-text-soft);
  border: 1px solid var(--v9-surface-line);
  border-radius: 999px;
  background: var(--v9-surface);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.15s var(--v9-ease);
}

.v9-tag-chip:hover {
  border-color: var(--v9-accent-line);
}

.v9-tag-chip:active {
  transform: scale(0.95);
}

.v9-tag-chip.active {
  color: #fff;
  border-color: transparent;
  background: var(--v9-gradient);
}

.v9-card-tags {
  display: block;
  margin-bottom: 3px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #c4b5fd;
}

/* ---------- 8. Card motion ---------- */
.character-card,
.v8-explore-card {
  transition: transform 0.22s var(--v9-ease), box-shadow 0.22s var(--v9-ease), border-color 0.22s ease;
}

.character-card .character-image {
  transition: transform 0.5s var(--v9-ease);
}

@media (hover: hover) {
  .character-card:hover {
    transform: translateY(-4px);
    border-color: var(--v9-accent-line);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--v9-accent-soft);
  }

  .character-card:hover .character-image {
    transform: scale(1.05);
  }
}

.character-card:active {
  transform: scale(0.97);
}

#chatView.active,
.chat-view.active {
  animation: v9-view-in 0.28s var(--v9-ease) both;
}

@keyframes v9-view-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 3. New chat: scenario card + quick starts ---------- */
.chat-empty .v9-scenario {
  max-width: 460px;
  margin: 18px auto 0;
  padding: 14px 16px;
  text-align: left;
  border: 1px solid var(--v9-surface-line);
  border-radius: 18px;
  background: var(--v9-surface);
  backdrop-filter: blur(10px);
  animation: v9-rise 0.4s var(--v9-ease) 0.05s both;
}

.v9-scenario-label {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #c4b5fd;
}

html[data-chati-theme="light"] .v9-scenario-label,
html[data-chati-theme="light"] .v9-card-tags {
  color: #6d28d9;
}

.chat-empty .v9-scenario p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: rgba(240, 238, 250, 0.9);
}

html[data-chati-theme="light"] .chat-empty .v9-scenario p,
html[data-chati-theme="light"] .v9-start-chip {
  color: #2a2640;
}

.v9-starts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: 460px;
  margin: 14px auto 0;
  animation: v9-rise 0.4s var(--v9-ease) 0.12s both;
}

.v9-start-chip {
  padding: 9px 14px;
  font-size: 13.5px;
  font-weight: 500;
  color: #ede9fe;
  border: 1px solid var(--v9-accent-line);
  border-radius: 999px;
  background: var(--v9-accent-soft);
  cursor: pointer;
  transition: transform 0.15s var(--v9-ease), background 0.18s ease;
}

.v9-start-chip:hover {
  background: rgba(139, 92, 246, 0.26);
}

.v9-start-chip:active {
  transform: scale(0.95);
}

@keyframes v9-rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 4. Image button in the composer ---------- */
.chat-form .v9-image-btn {
  padding: 0 !important;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 44px;
  min-width: 44px;
  height: 44px;
  align-self: center;
  color: #c4b5fd !important;
  border: 1px solid var(--v9-accent-line) !important;
  border-radius: 14px;
  background: var(--v9-accent-soft) !important;
  cursor: pointer;
  transition: transform 0.15s var(--v9-ease), background 0.18s ease;
}

.v9-image-btn[hidden] {
  display: none;
}

.v9-image-btn:hover {
  background: rgba(139, 92, 246, 0.26);
}

.v9-image-btn:active {
  transform: scale(0.92);
}

.v9-image-btn svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

html[data-chati-theme="light"] .chat-form .v9-image-btn {
  color: #6d28d9 !important;
}

@media (max-width: 600px) {
  .chat-form .v9-image-btn {
    width: 40px;
    min-width: 40px;
    height: 40px;
    border-radius: 12px;
  }
}

/* ---------- 7. Message bubbles + avatars ---------- */
.message.user {
  color: #fff !important;
  background: var(--v9-gradient) !important;
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.22);
}

.message.user .action-text {
  color: rgba(255, 255, 255, 0.78) !important;
}

#messages.v9-solo .message-row.character:not(.typing-row) {
  position: relative;
  padding-left: 40px;
}

#messages.v9-solo .message-row.character.group-start::before,
#messages.v9-solo .message-row.character.group-solo::before,
#messages.v9-solo .typing-row::before {
  content: "";
  position: absolute;
  top: 2px;
  left: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--v9-surface-line);
  background: var(--v9-avatar) center / cover no-repeat, #24203a;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

#messages.v9-solo .typing-row {
  position: relative;
  padding-left: 40px;
}

.message-enter-row {
  animation: v9-message-in 0.32s var(--v9-ease) both;
}

@keyframes v9-message-in {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

/* ---------- 6. Chat background more visible ---------- */
.chat-background.active {
  opacity: 0.62 !important;
}

.chat-background::after {
  background:
    linear-gradient(180deg, rgba(10, 10, 14, 0.45) 0%, rgba(10, 10, 14, 0.42) 25%, rgba(10, 10, 14, 0.62) 70%, rgba(10, 10, 14, 0.88) 100%),
    radial-gradient(circle at center, transparent 40%, rgba(5, 5, 8, 0.4) 100%) !important;
}

html[data-chati-theme="light"] .chat-background.active {
  opacity: 0.4 !important;
}

/* ---------- 9. Popular characters in the empty chat list ---------- */
.v9-popular {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 14px;
}

.v9-popular-title {
  padding: 0 8px 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.55;
}

.v9-popular-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px;
  text-align: left;
  color: inherit;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.v9-popular-item:hover {
  border-color: var(--v9-surface-line);
  background: var(--v9-accent-soft);
}

.v9-popular-item img {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 12px;
}

.v9-popular-item span {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.v9-popular-item strong {
  font-size: 13.5px;
}

.v9-popular-item small {
  overflow: hidden;
  font-size: 12px;
  white-space: nowrap;
  text-overflow: ellipsis;
  opacity: 0.6;
}

/* ---------- 10. Robot logo ---------- */
.v9-has-logo .sidebar-shape-logo-svg {
  display: none !important;
}

.v9-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.v9-logo svg {
  width: 40px;
  height: 40px;
  filter: drop-shadow(0 4px 12px rgba(124, 58, 237, 0.45));
  transition: transform 0.3s var(--v9-ease);
}

.v9-logo:hover svg {
  transform: rotate(-8deg) scale(1.06);
}

@media (prefers-reduced-motion: reduce) {
  .v9-hero,
  .v9-hero::before,
  .character-card,
  .character-card .character-image,
  .message-enter-row,
  .chat-empty .v9-scenario,
  .v9-starts,
  #chatView.active {
    animation: none !important;
    transition: none !important;
  }
}