/* 灵感情报站 - 暖色主题 (小红书创作平台 + Canva 编辑器亲和感) */
:root {
  --primary: #FF8C42;
  --primary-2: #FFB627;
  --bg: #FFFBF5;
  --card-bg: #FFFFFF;
  --cream: #FFF4E6;
  --light-orange: #FFE8D6;
  --light-brown: #E8D5C4;
  --teal: #7FC8B8;
  --text: #3D3A36;
  --text-muted: #8A8580;
  --border: #F0E6D8;
}

* { box-sizing: border-box; }

html { overflow-x: hidden; }

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', 'Hiragino Sans GB', sans-serif;
  background: var(--bg);
  color: var(--text);
  margin: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 16px; border: none; cursor: pointer;
  font-weight: 700; font-size: 15px; transition: all .18s ease;
  min-height: 44px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff; box-shadow: 0 6px 16px rgba(255,140,66,.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(255,140,66,.36); }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btn-ghost {
  background: #fff; color: var(--primary); border: 1.5px solid var(--light-orange);
}
.btn-ghost:hover { background: var(--cream); }
.btn-soft { background: var(--cream); color: var(--text); }
.btn-soft:hover { background: var(--light-orange); }

/* 卡片 */
.card {
  background: var(--card-bg); border-radius: 22px; border: 1px solid var(--border);
  box-shadow: 0 4px 18px rgba(180,140,90,.07); padding: 22px;
}
.card-hover { transition: all .2s ease; }
.card-hover:hover { transform: translateY(-4px); box-shadow: 0 12px 30px rgba(180,140,90,.15); }

/* 标签 */
.tag {
  display: inline-flex; align-items: center; padding: 4px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 700; background: var(--cream); color: var(--primary);
}
.tag-teal { background: rgba(127,200,184,.18); color: #2f9e88; }
.tag-risk { background: #FFE9E9; color: #E06666; }

/* 输入 */
.input, .textarea, .select {
  width: 100%; padding: 12px 16px; border-radius: 14px; border: 1.5px solid var(--border);
  background: #fff; font-size: 15px; font-family: inherit; color: var(--text);
  transition: border .15s; outline: none;
}
.input:focus, .textarea:focus, .select:focus { border-color: var(--primary); }
.textarea { resize: vertical; min-height: 120px; line-height: 1.6; }

/* 布局 */
.container { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .container { padding: 0 20px; } }
.heat-bar { height: 8px; border-radius: 999px; background: var(--light-orange); overflow: hidden; }
.heat-fill { height: 100%; background: linear-gradient(90deg, var(--primary-2), var(--primary)); border-radius: 999px; }

/* 顶部导航 */
.topnav {
  position: sticky; top: 0; z-index: 40; background: rgba(255,251,245,.92);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top);
}

/* 底部移动导航 */
.bottomnav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 40;
  background: #fff; border-top: 1px solid var(--border);
  display: flex; justify-content: space-around; padding: 6px 0;
  padding-bottom: env(safe-area-inset-bottom);
}
.bottomnav a { display: flex; flex-direction: column; align-items: center; gap: 2px;
  color: var(--text-muted); font-size: 11px; text-decoration: none; padding: 6px 10px; min-width: 44px; }
.bottomnav a.active { color: var(--primary); }
.bottomnav a i { font-size: 18px; }

.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.fade-in { animation: fadeIn .3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* toast */
#toast-wrap { position: fixed; top: calc(20px + env(safe-area-inset-top)); left: 50%; transform: translateX(-50%); z-index: 100; display:flex; flex-direction:column; gap:8px; }
.toast { background: #fff; border-radius: 14px; padding: 12px 20px; box-shadow: 0 8px 26px rgba(0,0,0,.14);
  font-weight: 700; font-size: 14px; border-left: 4px solid var(--primary); animation: fadeIn .2s; }
.toast.err { border-left-color: #E06666; }
.toast.ok { border-left-color: #2f9e88; }

.skeleton { background: linear-gradient(90deg, #f5ece0 25%, #fbf4ea 50%, #f5ece0 75%);
  background-size: 200% 100%; animation: sk 1.3s infinite; border-radius: 12px; }
@keyframes sk { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

a { color: var(--primary); }
.prose-content { line-height: 1.8; }
.prose-content h4 { color: var(--primary); margin: 18px 0 8px; }
[contenteditable] { outline: none; }
[contenteditable]:focus { box-shadow: 0 0 0 2px var(--light-orange); }

/* 暗黑模式：覆盖 CSS 变量 + 少量硬编码白色表面 */
[data-theme="dark"] {
  --primary: #FF8C42;
  --primary-2: #FFB627;
  --bg: #17140F;
  --card-bg: #221E18;
  --cream: #2B241B;
  --light-orange: #3A2E20;
  --light-brown: #4A3D2E;
  --teal: #7FC8B8;
  --text: #F5EBDD;
  --text-muted: #A89B8A;
  --border: #382F25;
}
[data-theme="dark"] .topnav { background: rgba(23,20,15,.9); }
[data-theme="dark"] .bottomnav { background: var(--card-bg); }
[data-theme="dark"] .btn-ghost { background: var(--card-bg); color: var(--primary); }
[data-theme="dark"] .btn-ghost:hover { background: var(--cream); }
[data-theme="dark"] .input,
[data-theme="dark"] .textarea,
[data-theme="dark"] .select { background: var(--card-bg); }
[data-theme="dark"] .toast { background: var(--card-bg); }
[data-theme="dark"] .skeleton {
  background: linear-gradient(90deg, #2B241B 25%, #34291C 50%, #2B241B 75%);
  background-size: 200% 100%;
}