/* Astell-Chat Immersive AI Roleplay & Storytelling Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Pretendard:wght@300;400;500;600;700;800&family=Noto+Serif+KR:wght@300;400;600&display=swap');

:root {
  /* Astell-Chat Pure Matte Black & Violet Palette */
  --bg-main: #09090B;
  --bg-header: #0B0B0E;
  --bg-surface: #0E0E12;
  --bg-card: #131317;
  --bg-card-hover: #1A1A20;
  --bg-card-elevated: #202027;
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-focus: #7C3AED;
  
  /* Astell Violet Accents */
  --accent-primary: #6D28D9;
  --accent-sky: #A78BFA;
  --accent-soft: #C4B5FD;
  --accent-hover: #7C3AED;
  --accent-active: #8B5CF6;
  
  /* Text Colors */
  --text-main: #F4F4F5;
  --text-muted: #A1A1AA;
  --text-dim: #71717A;
  --text-narration: #D4D4D8;
  --text-dialogue: #7DD3FC;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  background-color: var(--bg-main);
  color: var(--text-main);
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
  width: 100%;
  max-width: 100vw;
  display: flex;
  flex-direction: column;
  overscroll-behavior: none;
}

#app-container {
  height: 100%;
  width: 100%;
  max-width: 100vw;
  overflow: hidden;
}

/* Mobile Safe Area & Input Dock Fixes (iOS Safari / Android Chrome) */
.safe-bottom-dock {
  padding-bottom: max(0.65rem, env(safe-area-inset-bottom, 0px)) !important;
}

.safe-bottom-nav {
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom, 0px)) !important;
}

.safe-bottom-sheet {
  padding-bottom: max(1.25rem, calc(env(safe-area-inset-bottom, 0px) + 0.75rem)) !important;
}

@media (max-width: 640px) {
  /* Prevent iOS Safari auto-zoom on input focus and ensure clean dock wrapping */
  textarea,
  input[type="text"],
  input[type="password"],
  input[type="number"],
  select {
    font-size: 16px !important;
  }

  #chat-dock-container {
    border-radius: 18px;
    padding: 0.625rem 0.75rem;
  }

  #chat-messages-container {
    padding-left: 0.875rem !important;
    padding-right: 0.875rem !important;
  }

  /* Make hover-only buttons always accessible on mobile touch screens */
  .btn-del-recent-session,
  .btn-del-char-session {
    opacity: 1 !important;
  }
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #27272A;
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: #3F3F46;
}

/* Scrollbar Hide Utility */
.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* Astell-Chat Character / Work Poster Card */
.char-poster-card {
  display: flex;
  flex-direction: column;
  position: relative;
  border-radius: 16px;
  padding: 0;
  background-color: #111114;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  overflow: hidden;
}

.char-poster-card:hover {
  transform: translateY(-4px);
  background-color: #16161B;
  border-color: rgba(139, 92, 246, 0.45);
  box-shadow: 0 16px 36px -8px rgba(0, 0, 0, 0.75), 0 0 22px -6px rgba(124, 58, 237, 0.25);
}

.char-poster-card .poster-img-box {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background-color: #09090B;
}

.char-poster-card .poster-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.char-poster-card:hover .poster-img {
  transform: scale(1.05);
}

.char-poster-card .poster-meta {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 11px 12px 12px 12px;
  min-width: 0;
  background: #111114;
}

/* Roleplay Typography & Markdown (Astell Reader Style) */
.message-body {
  line-height: 1.85;
  font-size: 15.5px;
  word-break: break-word;
  color: #E4E4E7;
}

/* Actions / Narration (*text*) */
.message-body em {
  font-style: italic;
  color: var(--text-narration);
  letter-spacing: -0.01em;
  font-weight: 400;
  opacity: 0.94;
}

/* Direct Speech / Quotes */
.message-body .dialogue-text {
  color: #7dd3fc;
  font-weight: 600;
}

.message-body p {
  margin-bottom: 0.95rem;
}
.message-body p:last-child {
  margin-bottom: 0;
}

.message-body strong {
  font-weight: 700;
  color: #ffffff;
}

.message-body blockquote {
  border-left: 2.5px solid #818CF8;
  padding-left: 14px;
  margin: 12px 0;
  color: #D4D4D8;
  background: rgba(129, 140, 248, 0.06);
  border-radius: 0 8px 8px 0;
}

.message-body code {
  background: #18181B;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 13px;
  color: #A78BFA;
  font-family: ui-monospace, SFMono-Regular, monospace;
}

.message-body pre {
  background: #111114;
  padding: 16px 18px;
  border-radius: 14px;
  overflow-x: auto;
  margin: 12px 0;
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.message-body pre code {
  background: transparent;
  padding: 0;
  color: #E4E4E7;
}

/* Inline Images */
.chat-inline-image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: min(72vh, 650px);
  border-radius: 14px;
  margin: 14px auto;
  object-fit: contain;
  background-color: #0D0D10;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.65);
  cursor: pointer;
  transition: transform 0.2s ease, filter 0.2s ease;
}
.chat-inline-image:hover {
  transform: scale(1.01);
  filter: brightness(1.03);
}

/* Astell Glassmorphism Navigation */
.glass-nav {
  background: rgba(9, 9, 11, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Floating Bottom Dock */
.floating-dock {
  background: rgba(18, 18, 22, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 35px -5px rgba(0, 0, 0, 0.75);
}

/* Swipe Navigation Pill */
.swipe-pill {
  display: inline-flex;
  align-items: center;
  background: rgba(20, 20, 25, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  padding: 3px 10px;
  font-size: 11px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Streaming Typing Cursor */
.typing-cursor::after {
  content: '▋';
  display: inline-block;
  animation: blink 0.8s infinite;
  color: var(--accent-primary);
  margin-left: 2px;
  font-size: 15px;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Screen Transitions */
.view-screen {
  display: none !important;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.view-screen.active {
  display: flex !important;
  flex-direction: column;
}

/* Bottom Nav Indicator */
.nav-tab.active {
  color: #ffffff;
}
.nav-tab.active svg {
  color: var(--accent-primary);
  filter: drop-shadow(0 0 8px rgba(60, 132, 206, 0.6));
}

/* ==================== NOVEL MODE (웹소설·단행본 뷰어 모드) ==================== */
.novel-mode-container {
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

/* Font family variations */
.chat-font-serif,
.chat-font-serif .message-body,
.chat-font-serif .novel-body {
  font-family: 'Noto Serif KR', -apple-system, 'KoPub Batang', Batang, serif !important;
}
.chat-font-sans,
.chat-font-sans .message-body,
.chat-font-sans .novel-body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif !important;
}
.chat-font-mono,
.chat-font-mono .message-body,
.chat-font-mono .novel-body {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
}

/* Font size variations */
.chat-size-sm .message-body,
.chat-size-sm .novel-body {
  font-size: 14px !important;
  line-height: 1.85 !important;
}
.chat-size-md .message-body,
.chat-size-md .novel-body {
  font-size: 16px !important;
  line-height: 1.95 !important;
}
.chat-size-lg .message-body,
.chat-size-lg .novel-body {
  font-size: 18px !important;
  line-height: 2.1 !important;
}

/* Novel Message Rows */
.novel-msg {
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background-color 0.15s ease;
}
.novel-msg:hover {
  background-color: rgba(255, 255, 255, 0.015);
}

.novel-msg .message-body {
  letter-spacing: -0.015em;
  color: #F1F5F9;
}

.novel-msg .message-body p {
  margin-bottom: 1.15rem;
  text-indent: 0.5rem;
}

.novel-msg .message-body p:last-child {
  margin-bottom: 0.2rem;
}

.novel-msg .dialogue-text {
  color: #7dd3fc;
  font-weight: 600;
  text-indent: 0;
}

.novel-msg em {
  color: #cbd5e1;
  font-style: italic;
  font-weight: 300;
}

/* Live Timer Pill */
.timer-pulse-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(12, 74, 110, 0.45);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: #7dd3fc;
  padding: 2px 8px;
  border-radius: 9999px;
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 11px;
}

/* Recent Chats Drawer Slide Animation */
.recent-drawer-panel {
  animation: slideDrawerIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDrawerIn {
  from {
    transform: translateX(-100%);
    opacity: 0.5;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ==================== 1. TEXT SELECTION, TYPOGRAPHY & WORD-BREAK ==================== */
.message-body,
.novel-body,
.novel-msg,
.astell-dialogue-block,
.dialogue-text,
p {
  user-select: text !important;
  -webkit-user-select: text !important;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ==================== 2. ASTELL-CHAT SPEAKER DIALOGUE & MULTI-LINE COLORING ==================== */
.astell-dialogue-block {
  margin: 0.85rem 0;
  line-height: 1.88;
  font-weight: 600;
  letter-spacing: -0.015em;
  text-indent: 0 !important;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.astell-dialogue-block .astell-speaker-name {
  font-weight: 700;
}

.astell-dialogue-block .astell-speaker-pipe {
  opacity: 0.75;
  margin: 0 0.3rem;
  font-weight: 500;
}

.astell-narration-p,
.novel-msg .message-body p {
  margin-bottom: 1.05rem;
  text-indent: 0 !important;
  color: #E2E8F0;
  line-height: 1.9;
  letter-spacing: -0.015em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* Novel Mode: User Narration / Action Block (Matching Astell Screenshot 2) */
.novel-user-msg {
  border-bottom: 1px solid transparent;
}
.novel-user-action {
  border-left: 2.5px solid #818cf8;
  padding-left: 1.15rem;
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
  margin: 0.85rem 0;
  background: rgba(255, 255, 255, 0.018);
  border-radius: 0 12px 12px 0;
  transition: all 0.2s ease;
}
.novel-user-action:hover {
  background: rgba(255, 255, 255, 0.035);
}
.novel-user-action .novel-body {
  font-style: italic;
  color: #CBD5E1;
  line-height: 1.85;
  font-weight: 400;
  letter-spacing: -0.012em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* Status / HUD Info Code Block (matching Astell Screenshot 4) */
.message-body pre {
  background: #111318;
  padding: 16px 18px;
  border-radius: 16px;
  overflow-x: auto;
  margin: 14px 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  line-height: 1.75;
}
.message-body pre code {
  background: transparent;
  padding: 0;
  color: #E2E8F0;
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13.5px;
  white-space: pre-wrap;
}

/* Legacy Speaker Tag Support */
.dialogue-line {
  margin: 0.65rem 0;
  line-height: 1.85;
  font-weight: 700;
}

.speaker-tag {
  font-weight: 800;
}

/* ==================== 3. DIALOGUE COLOR THEMES ==================== */
/* Note: When 'dialogue-color-character' is active, each character gets their own distinct color via inline style */
.dialogue-color-sky .dialogue-text,
.dialogue-color-sky .astell-dialogue-block { color: #7dd3fc !important; }
.dialogue-color-gold .dialogue-text,
.dialogue-color-gold .astell-dialogue-block { color: #fcd34d !important; }
.dialogue-color-rose .dialogue-text,
.dialogue-color-rose .astell-dialogue-block { color: #fda4af !important; }
.dialogue-color-emerald .dialogue-text,
.dialogue-color-emerald .astell-dialogue-block { color: #86efac !important; }
.dialogue-color-purple .dialogue-text,
.dialogue-color-purple .astell-dialogue-block { color: #d8b4fe !important; }

/* Font size extra large (20px) */
.chat-size-xl .message-body,
.chat-size-xl .novel-body {
  font-size: 20px !important;
  line-height: 2.2 !important;
}

/* ==================== 4. LIGHT THEME (EDEN ☀️ 라이트 모드) ==================== */
body.theme-light {
  --bg-main: #F8FAFC;
  --bg-header: #FFFFFF;
  --bg-surface: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8FAFC;
  --bg-card-elevated: #F1F5F9;
  --border-subtle: #E2E8F0;
  --border-focus: #2563EB;
  
  --text-main: #0F172A;
  --text-muted: #475569;
  --text-dim: #94A3B8;
  --text-narration: #334155;
  background-color: #F8FAFC !important;
  color: #0F172A !important;
}

/* Chat Main View & Background Overrides */
body.theme-light #app-container,
body.theme-light #view-chat,
body.theme-light #view-home,
body.theme-light #chat-screen,
body.theme-light .bg-\[\#090A0D\],
body.theme-light .bg-\[\#090A0D\]\/95 {
  background-color: #F8FAFC !important;
}

/* Header & Glass Nav */
body.theme-light header,
body.theme-light .glass-nav {
  background: rgba(255, 255, 255, 0.96) !important;
  border-color: #E2E8F0 !important;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}
body.theme-light header h2,
body.theme-light header .text-white {
  color: #0F172A !important;
}
body.theme-light header .text-slate-400,
body.theme-light header .text-slate-500 {
  color: #64748B !important;
}

/* Chat Messages Container */
body.theme-light #chat-messages-container {
  background-color: #F8FAFC !important;
}

/* Novel Message Rows & Narration */
body.theme-light .novel-msg {
  border-bottom: 1px solid #E2E8F0 !important;
}
body.theme-light .novel-msg:hover {
  background-color: rgba(0, 0, 0, 0.015) !important;
}
body.theme-light .novel-speaker-badge {
  color: #2563EB !important;
}

body.theme-light .message-body,
body.theme-light .novel-body,
body.theme-light .novel-msg .message-body,
body.theme-light .astell-narration-p,
body.theme-light .novel-msg .message-body p {
  color: #1E293B !important;
}

body.theme-light .message-body strong,
body.theme-light .novel-msg strong {
  color: #0F172A !important;
}

body.theme-light .message-body em,
body.theme-light .novel-msg em {
  color: #475569 !important;
}

/* Novel User Action Block (Matching Screenshot 2 in Light Mode) */
body.theme-light .novel-user-action {
  border-left-color: #6366F1 !important;
  background: rgba(99, 102, 241, 0.05) !important;
}
body.theme-light .novel-user-action .novel-body {
  color: #334155 !important;
}

/* Chat Bubble Mode User Message in Light Theme */
body.theme-light .bg-\[\#1A2333\] {
  background-color: #EFF6FF !important;
  border-color: #BFDBFE !important;
  color: #1E3A8A !important;
}

/* Chat Bubble Mode Assistant Message in Light Theme */
body.theme-light .bg-\[\#12141A\] {
  background-color: #FFFFFF !important;
  border-color: #E2E8F0 !important;
  color: #0F172A !important;
}

/* Floating Scroll-to-Bottom Button */
body.theme-light #chat-btn-scroll-bottom {
  background-color: #FFFFFF !important;
  border-color: #CBD5E1 !important;
  color: #334155 !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08) !important;
}
body.theme-light #chat-btn-scroll-bottom:hover {
  background-color: #F1F5F9 !important;
  color: #0F172A !important;
}

/* Floating Bottom Input Dock & Textarea */
body.theme-light footer.safe-bottom-dock {
  background-color: #F8FAFC !important;
}
body.theme-light #chat-dock-container {
  background-color: #FFFFFF !important;
  border-color: #E2E8F0 !important;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08) !important;
}
body.theme-light #chat-input-textarea {
  background-color: #F8FAFC !important;
  color: #0F172A !important;
  border-color: #E2E8F0 !important;
}
body.theme-light #chat-input-textarea::placeholder {
  color: #94A3B8 !important;
}
body.theme-light #chat-dock-container button {
  color: #64748B;
}
body.theme-light #chat-dock-container button:hover {
  color: #0F172A;
}

/* Live Generating Timer Pill */
body.theme-light #chat-generating-indicator {
  background-color: #FFFFFF !important;
  border-color: #93C5FD !important;
  color: #1E40AF !important;
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.1) !important;
}

/* Right-Side '대화 설정' Drawer Panel */
body.theme-light #chat-menu-popover .w-full.max-w-\[360px\],
body.theme-light #chat-menu-popover .max-w-\[390px\],
body.theme-light #chat-menu-popover [onclick*="event.stopPropagation()"] {
  background-color: #FFFFFF !important;
  border-color: #E2E8F0 !important;
  color: #0F172A !important;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08) !important;
}
body.theme-light #chat-menu-popover h3,
body.theme-light #chat-menu-popover .text-white {
  color: #0F172A !important;
}
body.theme-light #chat-menu-popover .text-slate-400,
body.theme-light #chat-menu-popover .text-slate-500 {
  color: #64748B !important;
}
body.theme-light #chat-menu-popover .bg-\[\#16181E\] {
  background-color: #F8FAFC !important;
  border-color: #E2E8F0 !important;
}
body.theme-light #chat-menu-popover .hover\:bg-\[\#1C1F26\]:hover,
body.theme-light #chat-menu-popover .hover\:bg-\[\#16181E\]:hover {
  background-color: #F1F5F9 !important;
}
body.theme-light #chat-menu-popover .divide-white\/\[0\.05\] > * {
  border-color: #F1F5F9 !important;
}
body.theme-light #chat-menu-popover select {
  background-color: #FFFFFF !important;
  color: #0F172A !important;
  border-color: #E2E8F0 !important;
}

/* Modals in Light Theme */
body.theme-light .fixed.inset-0.bg-black\/80,
body.theme-light .fixed.inset-0.bg-black\/75 {
  background-color: rgba(15, 23, 42, 0.45) !important;
  backdrop-filter: blur(4px) !important;
}
body.theme-light .fixed > div > div.bg-\[\#101318\],
body.theme-light .fixed > div.bg-\[\#101318\],
body.theme-light .fixed > div > div.bg-\[\#0D0F12\],
body.theme-light .fixed .bg-\[\#15181F\] {
  background-color: #FFFFFF !important;
  border-color: #E2E8F0 !important;
  color: #0F172A !important;
  box-shadow: 0 20px 40px -8px rgba(0, 0, 0, 0.15) !important;
}
body.theme-light .fixed .text-white {
  color: #0F172A !important;
}
body.theme-light .fixed .text-slate-300,
body.theme-light .fixed .text-slate-400 {
  color: #475569 !important;
}
body.theme-light .fixed input,
body.theme-light .fixed textarea,
body.theme-light .fixed select {
  background-color: #F8FAFC !important;
  border-color: #E2E8F0 !important;
  color: #0F172A !important;
}

/* Code & Status Blocks */
body.theme-light .message-body pre {
  background-color: #F1F5F9 !important;
  border-color: #E2E8F0 !important;
}
body.theme-light .message-body pre code {
  color: #0F172A !important;
}

/* Speaker Tags & Dialogue Colors in Light Mode */
body.theme-light .speaker-tag {
  background: rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.3);
  color: #1D4ED8;
}
body.theme-light .dialogue-color-sky .dialogue-text { color: #0284C7 !important; text-shadow: none; }
body.theme-light .dialogue-color-gold .dialogue-text { color: #B45309 !important; text-shadow: none; }
body.theme-light .dialogue-color-rose .dialogue-text { color: #BE123C !important; text-shadow: none; }
body.theme-light .dialogue-color-emerald .dialogue-text { color: #047857 !important; text-shadow: none; }
body.theme-light .dialogue-color-purple .dialogue-text { color: #7E22CE !important; text-shadow: none; }

body.theme-light .swipe-pill {
  background: #FFFFFF !important;
  border-color: #CBD5E1 !important;
  color: #0F172A !important;
}

body.theme-light .border-\[\#1F242D\] {
  border-color: #E2E8F0 !important;
}

/* ==================== 5. ASTELL-CHAT SIDEBAR & DRAWER SUB-PANELS ==================== */
#astell-left-rail {
  transition: width 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
#astell-left-rail[data-collapsed="true"] {
  width: 56px !important;
}
#astell-left-rail[data-collapsed="true"] .rail-expanded-only {
  display: none !important;
}
#astell-left-rail[data-collapsed="false"] .rail-collapsed-only {
  display: none !important;
}
#astell-left-rail[data-collapsed="true"] .astell-rail-btn {
  justify-content: center !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

/* Astell Drawer Sub-panel animation */
.astell-drawer-subview {
  animation: astellSlideLeft 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}
@keyframes astellSlideLeft {
  from {
    transform: translateX(18px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}