@import 'tailwindcss';

/* ============================================
   PicoBot Theme — Dark (default)
   对齐 deepseek-harness 设计语言
   （--accent-cyan 语义为品牌主色 DeepSeek blue）
   ============================================ */
:root {
  /* Core colors */
  --bg-primary: rgb(35, 35, 36);
  --bg-secondary: rgb(27, 27, 28);
  --bg-tertiary: rgb(44, 44, 46);
  --bg-hover: rgba(255, 255, 255, 0.08);

  /* Accent colors */
  --accent-cyan: rgb(103, 158, 254);
  --accent-blue: rgb(96, 165, 250);
  --accent-purple: rgb(183, 200, 254);
  --accent-green: rgb(78, 209, 126);
  --accent-amber: rgb(247, 173, 49);

  /* Text colors */
  --text-primary: rgb(249, 250, 251);
  --text-secondary: rgb(207, 211, 214);
  --text-muted: rgb(151, 157, 166);
  --text-accent: var(--accent-cyan);

  /* Border */
  --border-color: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(103, 158, 254, 0.4);

  /* Overlay — for hover / subtle surface effects */
  --overlay-hover: rgba(255, 255, 255, 0.08);
  --overlay-subtle: rgba(255, 255, 255, 0.14);
  --overlay-medium: rgba(255, 255, 255, 0.24);
  --overlay-dim: rgba(0, 0, 0, 0.2);
  --overlay-dim-strong: rgba(0, 0, 0, 0.3);
  --overlay-dim-heavy: rgba(0, 0, 0, 0.4);
  --overlay-code: rgba(0, 0, 0, 0.3);

  /* Shadows */
  --shadow-glow-sm: rgba(103, 158, 254, 0.1);
  --shadow-glow: rgba(103, 158, 254, 0.16);
  --shadow-glow-strong: rgba(103, 158, 254, 0.24);
  --shadow-glow-soft: rgba(103, 158, 254, 0.32);

  /* Focus ring */
  --focus-ring: rgba(103, 158, 254, 0.3);

  /* Selection / code highlight */
  --selection-bg: rgba(103, 158, 254, 0.28);

  /* Divider */
  --divider-color: rgba(255, 255, 255, 0.08);

  /* Chat composer / user bubble surfaces */
  --bubble-user: rgb(44, 44, 46);
  --surface-input: rgb(44, 44, 46);
  --btn-contrast: rgb(249, 250, 251);
  --btn-contrast-fg: rgb(27, 27, 28);

  color-scheme: dark;
}

/* ============================================
   PicoBot Theme — Light
   ============================================ */
html.light {
  /* Backgrounds */
  --bg-primary: rgb(255, 255, 255);
  --bg-secondary: rgb(249, 250, 251);
  --bg-tertiary: rgb(241, 243, 245);
  --bg-hover: rgba(38, 49, 72, 0.06);

  /* Accents */
  --accent-cyan: rgb(65, 118, 230);
  --accent-blue: rgb(59, 130, 246);
  --accent-purple: rgb(65, 118, 230);
  --accent-green: rgb(34, 197, 94);
  --accent-amber: rgb(245, 158, 11);

  /* Text */
  --text-primary: rgb(15, 17, 21);
  --text-secondary: rgb(97, 102, 107);
  --text-muted: rgb(151, 157, 166);
  --text-accent: var(--accent-cyan);

  /* Borders */
  --border-color: rgba(0, 0, 0, 0.1);
  --border-accent: rgba(65, 118, 230, 0.4);

  /* Overlays */
  --overlay-hover: rgba(38, 49, 72, 0.06);
  --overlay-subtle: rgba(38, 49, 72, 0.1);
  --overlay-medium: rgba(38, 49, 72, 0.16);
  --overlay-dim: rgba(0, 0, 0, 0.04);
  --overlay-dim-strong: rgba(0, 0, 0, 0.06);
  --overlay-dim-heavy: rgba(0, 0, 0, 0.08);
  --overlay-code: rgba(0, 0, 0, 0.06);

  /* Shadows — softer */
  --shadow-glow-sm: rgba(65, 118, 230, 0.08);
  --shadow-glow: rgba(65, 118, 230, 0.12);
  --shadow-glow-strong: rgba(65, 118, 230, 0.18);
  --shadow-glow-soft: rgba(65, 118, 230, 0.25);

  /* Focus ring */
  --focus-ring: rgba(65, 118, 230, 0.25);

  /* Selection / code highlight */
  --selection-bg: rgba(65, 118, 230, 0.2);

  /* Divider */
  --divider-color: rgba(0, 0, 0, 0.08);

  /* Chat composer / user bubble surfaces */
  --bubble-user: rgb(237, 243, 254);
  --surface-input: rgb(255, 255, 255);
  --btn-contrast: rgb(67, 69, 74);
  --btn-contrast-fg: rgb(255, 255, 255);

  color-scheme: light;
}

/* ============================================
   Smooth theme transition
   ============================================ */
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    text-shadow 0.3s ease !important;
}

/* 虚拟列表行使用内联 transform 定位，主题过渡期间禁止对其做 transition，避免行位移被动画化 */
html.theme-transitioning [data-index] {
  transition: none !important;
}

/* ============================================
   Custom scrollbar
   ============================================ */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: rgb(101, 103, 107);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgb(129, 133, 140);
}

html.light ::-webkit-scrollbar-thumb {
  background: rgb(229, 229, 229);
}

html.light ::-webkit-scrollbar-thumb:hover {
  background: rgb(212, 212, 212);
}

/* Hide scrollbar utility */
.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* ============================================
   Base styles
   ============================================ */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family:
    -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto,
    'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 15px;
}

/* ============================================
   Custom selection
   ============================================ */
::selection {
  background: var(--selection-bg);
  color: var(--text-primary);
}

/* ============================================
   Glowing text effect（DeepSeek 风格下仅保留品牌色，无发光）
   ============================================ */
.glow-text {
  color: var(--accent-cyan);
}

/* ============================================
   Gradient border
   ============================================ */
.gradient-border {
  position: relative;
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--accent-cyan);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

/* ============================================
   Animations
   ============================================ */
@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 0 1px var(--shadow-glow);
  }
  50% {
    box-shadow: 0 0 0 3px var(--shadow-glow);
  }
}

@keyframes slide-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes typing-dot {
  0%,
  60%,
  100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-4px);
  }
}

@keyframes scale-in {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }
  50% {
    transform: scale(1.1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-slide-in {
  animation: slide-in 0.3s ease-out;
}
.animate-fade-in {
  animation: fade-in 0.2s ease-out;
}
.animate-scale-in {
  animation: scale-in 0.3s ease-out;
}

/* ============================================
   TodoPanel animations
   ============================================ */
@keyframes todo-card-in {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(-8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

@keyframes todo-item-in {
  from {
    opacity: 0;
    transform: translateX(-6px);
    max-height: 0;
  }
  to {
    opacity: 1;
    transform: translateX(0);
    max-height: 40px;
  }
}

@keyframes todo-ring-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(245, 158, 11, 0);
  }
}

@keyframes todo-highlight-pulse {
  0%,
  100% {
    background-color: transparent;
  }
  50% {
    background-color: color-mix(in srgb, var(--accent-cyan) 15%, transparent);
  }
}

.animate-todo-card-in {
  animation: todo-card-in 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.animate-todo-item-in {
  animation: todo-item-in 0.2s ease-out forwards;
}
.animate-todo-ring-pulse {
  animation: todo-ring-pulse 2s ease-in-out infinite;
}

/* 待办点击高亮效果 */
.todo-highlight {
  animation: todo-highlight-pulse 1s ease-in-out 2;
  border-radius: 8px;
}

/* 分组折叠内容展开/收起 */
.todo-group-body {
  overflow: hidden;
  transition:
    max-height 0.25s ease,
    opacity 0.2s ease;
}
.todo-group-body-open {
  max-height: 600px;
  opacity: 1;
}
.todo-group-body-closed {
  max-height: 0;
  opacity: 0;
}

@keyframes thinking-reveal {
  from {
    max-height: 0;
    opacity: 0;
  }
  to {
    max-height: 300px;
    opacity: 1;
  }
}

.animate-thinking-reveal {
  animation: thinking-reveal 0.25s ease-out;
}

.typing-indicator span {
  animation: typing-dot 1.4s infinite;
  display: inline-block;
}
.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}
.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

/* ============================================
   Markdown list — kill extra spacing from loose-list <p> wrappers
   list-inside + block <p> pushes marker and content apart.
   Use list-outside so the marker sits outside the <p> flow.
   ============================================ */
.markdown-content li > p {
  margin: 0;
}

/* ============================================
   Code block styling
   ============================================ */
pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  overflow-x: auto;
}

code {
  font-family: 'SF Mono', 'Fira Code', 'JetBrains Mono', monospace;
  font-size: 0.9em;
}

/* ============================================
   Focus styles
   ============================================ */
input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 2px var(--focus-ring);
}

/* Composer 内的无边框 textarea：聚焦高亮由外层卡片 focus-within 提供 */
textarea.composer-area:focus {
  border-color: transparent;
  box-shadow: none;
}

/* ============================================
   Button hover effects
   ============================================ */
button {
  transition: all 0.2s ease;
}

/* ============================================
   Link styles
   ============================================ */
a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: all 0.2s;
}

a:hover {
  opacity: 0.85;
}