/* ═══════════════════════════════════════════════════════
   见欲 · 暖白光感主题
   设计方向：Notion + Linear + Apple 融合，克制的高级感
   浅色背景，琥珀金作为唯一强调色，信息层次清晰
   ═══════════════════════════════════════════════════════ */

/* ── 设计令牌 ────────────────────────────────────────── */
:root {
  /* 背景层次（暖白，非冷灰） */
  --bg:          #f5f3ef;   /* 页面底色：暖白 */
  --white:       #ffffff;   /* 卡片表面 */
  --surface-2:   #faf9f6;   /* 输入框底色 */
  --border:      #e6e0d6;   /* 暖色边框 */
  --border-hi:   #cfc8bc;   /* 高亮边框 */

  /* 琥珀金 — 唯一品牌强调色，深到在白底上清晰可读 */
  --amber:        #b07810;
  --amber-mid:    #c98c18;
  --amber-bg:     rgba(176,120,16,0.07);
  --amber-border: rgba(176,120,16,0.20);

  /* 文字层次（暖黑，非冷黑） */
  --text-1:  #1c1814;   /* 主文字 */
  --text-2:  #665e54;   /* 次文字 */
  --text-3:  #a09488;   /* 静音文字 */

  /* 分析维度色 */
  --c-hook:   #b85c28;   /* 赤陶 */
  --c-need:   #7a58b0;   /* 静紫 */
  --c-thought:#4a6e82;   /* 板岩蓝 */
  --c-reward: #a84870;   /* 尘玫瑰 */
  --c-value:  #287a50;   /* 林绿 */
  --c-risk:   #b83c3c;   /* 暖红 */
  --c-pull:   #3868a0;   /* 钢青 */
  --c-advice: #906010;   /* 深金 */

  /* 状态 */
  --ok:   #287a50;
  --err:  #b83c3c;

  /* 圆角 */
  --r:    10px;
  --r-sm: 6px;
  --r-lg: 18px;

  /* 阴影（极轻，高级感） */
  --shadow-card: 0 1px 3px rgba(60,45,20,0.05), 0 4px 16px rgba(60,45,20,0.06);
  --shadow-btn:  0 2px 8px rgba(176,120,16,0.22), 0 4px 20px rgba(176,120,16,0.14);
  --shadow-btn-hover: 0 4px 14px rgba(176,120,16,0.32), 0 8px 28px rgba(176,120,16,0.18);

  /* 字体 */
  --font-body: "PingFang SC", "Noto Sans SC", "Microsoft YaHei UI",
               "Hiragino Sans GB", system-ui, -apple-system, sans-serif;
}

/* ── 通用工具类 ──────────────────────────────────────── */
.is-hidden { display: none !important; }

/* ── 重置 ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text-1);
  font-family: var(--font-body);
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Header ─────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245,243,239,0.90);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* 品牌 */
.brand {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  height: 44px;
  width: auto;
  flex-shrink: 0;
  transition: filter 0.2s;
}
.brand:hover .brand-logo {
  filter: drop-shadow(0 2px 8px rgba(176,120,16,0.45));
}

.brand-sub {
  font-size: 0.70rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.v-badge {
  font-size: 0.66rem;
  color: var(--text-3);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 2px 8px;
  letter-spacing: 0.05em;
}

/* ── 双栏布局 ────────────────────────────────────────── */
.layout {
  flex: 1;
  max-width: 1240px;
  width: 100%;
  margin: 0 auto;
  padding: 32px 28px 64px;
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 32px;
  align-items: start;
}

/* ═══ 左栏 ═══════════════════════════════════════════ */
.input-col {
  position: sticky;
  top: 78px;
}

/* 输入卡片容器 */
.input-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* 字段组 */
.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field-label {
  font-size: 0.70rem;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* 文本输入框 */
textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 0.93rem;
  line-height: 1.8;
  padding: 13px 15px;
  resize: vertical;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
}

textarea::placeholder { color: var(--text-3); }

textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-bg);
  background: var(--white);
}

/* URL 提示 */
.url-tip {
  display: none;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--amber);
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  border-radius: var(--r-sm);
  padding: 6px 10px;
  line-height: 1.4;
}

.url-tip.visible { display: flex; }

/* 拖拽区 */
.drop-zone {
  background: var(--surface-2);
  border: 1.5px dashed var(--border);
  border-radius: var(--r);
  cursor: pointer;
  min-height: 86px;
  transition: border-color 0.18s, background 0.18s;
  position: relative;
}

.drop-zone:hover,
.drop-zone.drag-over {
  border-color: var(--border-hi);
  background: var(--bg);
}

.drop-zone.drag-over {
  border-color: var(--amber);
  background: var(--amber-bg);
}

#drop-idle {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 18px 16px;
  pointer-events: none;
  color: var(--text-3);
  font-size: 0.82rem;
  text-align: center;
}

#drop-idle svg { color: var(--border-hi); margin-bottom: 2px; }

.drop-note {
  font-size: 0.70rem;
  color: var(--text-3);
}

.pick {
  color: var(--amber);
  cursor: pointer;
  pointer-events: all;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--amber-border);
}

#file-input { display: none; }

.drop-selected {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  font-size: 0.84rem;
  color: var(--text-2);
}

.drop-selected.visible { display: flex; }

#file-name {
  flex: 1;
  color: var(--amber);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.82rem;
}

#file-clear {
  background: none;
  border: none;
  color: var(--text-3);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
  line-height: 1;
  transition: color 0.15s, background 0.15s;
}
#file-clear:hover {
  color: var(--c-risk);
  background: rgba(184,60,60,0.07);
}

/* 分析按钮 */
.run-btn {
  width: 100%;
  background: var(--amber);
  color: #ffffff;
  border: none;
  border-radius: 13px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 13px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background 0.18s, box-shadow 0.18s, transform 0.1s;
  box-shadow: var(--shadow-btn);
  position: relative;
}

.run-btn:hover:not(:disabled) {
  background: var(--amber-mid);
  box-shadow: var(--shadow-btn-hover);
}

.run-btn:active:not(:disabled) {
  transform: scale(0.98);
  box-shadow: var(--shadow-btn);
}

.run-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

/* 加载状态 */
.spin {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.65s linear infinite;
  flex-shrink: 0;
}

.run-btn.loading #btn-text { display: none; }
.run-btn.loading .spin      { display: block; }

@keyframes spin { to { transform: rotate(360deg); } }

.hint-key {
  font-size: 0.70rem;
  color: var(--text-3);
  text-align: center;
  letter-spacing: 0.03em;
  margin-top: -4px;
}

/* ═══ 右栏 ═══════════════════════════════════════════ */
.result-col {
  min-height: calc(100vh - 160px);
}

/* 视图基础：全部隐藏，通过 .active 显示 */
.view         { display: none; }
.view.active  { display: block; }

/* ── 空态 ────────────────────────────────────────────── */
.view-empty.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 55vh;
  gap: 20px;
  text-align: center;
  padding: 40px 20px;
}

/* 装饰大眼 */
.empty-eye-deco {
  width: 88px;
  height: 56px;
  opacity: 0.45;
  margin-bottom: 4px;
}

.empty-eyebrow {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-2);
}

.empty-list {
  list-style: none;
  counter-reset: eq;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 320px;
  text-align: left;
}

.empty-list li {
  counter-increment: eq;
  display: flex;
  gap: 14px;
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.70;
}

.empty-list li::before {
  content: "0" counter(eq);
  font-size: 0.66rem;
  font-weight: 600;
  color: var(--amber);
  flex-shrink: 0;
  padding-top: 4px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

.empty-list em {
  font-style: normal;
  color: var(--text-1);
  font-weight: 600;
}

.empty-note {
  font-size: 0.76rem;
  color: var(--text-3);
  margin-top: 4px;
}

/* ── 案例导航（左栏）────────────────────────────────── */
.case-nav {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.case-nav-label {
  font-size: 0.66rem;
  font-weight: 600;
  color: var(--text-3);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 0 2px;
}

.demo-cards {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.demo-card {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 12px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.18s, background 0.18s;
  line-height: 1;
}
.demo-card:hover {
  border-color: rgba(192,128,24,0.50);
  background: rgba(192,128,24,0.04);
}
.demo-card-title {
  display: block;
  font-size: 0.80rem;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.demo-card-hook {
  display: block;
  font-size: 0.70rem;
  color: var(--amber);
  opacity: 0.80;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 工具栏左侧（← 案例库 + 标签） */
.toolbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.case-back-btn {
  font-size: 0.72rem;
  color: var(--text-3);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 3px 10px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
  font-family: var(--font-body);
  white-space: nowrap;
}
.case-back-btn:hover {
  color: var(--amber);
  border-color: rgba(192,128,24,0.50);
}

/* ── 流式态 ──────────────────────────────────────────── */
.view-stream.active {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#progress-lines {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.prog-line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.78rem;
  color: var(--text-2);
  padding: 2px 0;
}

.prog-line::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--amber);
  flex-shrink: 0;
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1;    transform: scale(1); }
  50%       { opacity: 0.2; transform: scale(0.5); }
}

.stream-body {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  padding: 28px 30px;
  font-size: 0.97rem;
  line-height: 2.0;
  color: var(--text-2);
  white-space: pre-wrap;
  word-break: break-word;
  min-height: 160px;
  position: relative;
}

/* CSS 光标 — 无需 JS DOM 操作 */
.stream-body.streaming::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--amber);
  vertical-align: text-bottom;
  margin-left: 2px;
  border-radius: 1px;
  animation: blink 0.9s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ── 结构化结果 ──────────────────────────────────────── */
.view-parsed.active {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.parsed-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.parsed-label {
  font-size: 0.70rem;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-2);
  border-radius: var(--r-sm);
  font-family: var(--font-body);
  font-size: 0.73rem;
  padding: 4px 13px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.copy-btn:hover  {
  border-color: var(--border-hi);
  color: var(--text-1);
  background: var(--surface-2);
}
.copy-btn.copied {
  border-color: var(--ok);
  color: var(--ok);
}

/* ── Section Cards ───────────────────────────────────── */
#cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.s-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  animation: rise 0.38s ease both;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.s-card:hover {
  border-color: var(--border-hi);
  box-shadow: 0 2px 8px rgba(60,45,20,0.08), 0 6px 24px rgba(60,45,20,0.08);
}

.s-card:nth-child(1) { animation-delay: 0.00s; }
.s-card:nth-child(2) { animation-delay: 0.07s; }
.s-card:nth-child(3) { animation-delay: 0.14s; }
.s-card:nth-child(4) { animation-delay: 0.21s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 卡片顶栏 */
.s-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px 13px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}

.s-num {
  font-size: 0.70rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  border-radius: 5px;
  padding: 2px 8px;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.s-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: 0.01em;
  line-height: 1.4;
}

/* 卡片内容 */
.s-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 第一屏：大判决句 */
.verdict {
  font-size: 1.30rem;
  font-weight: 600;
  line-height: 1.90;
  color: var(--text-1);
  border-left: 3px solid var(--amber);
  padding-left: 18px;
  margin-left: 2px;
}

/* 分析行 */
.a-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
}

/* 标签胶囊 */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 4px 11px;
  border-radius: 100px;
  white-space: nowrap;
  margin-top: 2px;
  line-height: 1.4;
  flex-shrink: 0;
}

.tag-hook    { background: rgba(184,92,40,0.10);  color: var(--c-hook); }
.tag-need    { background: rgba(122,88,176,0.10); color: var(--c-need); }
.tag-thought { background: rgba(74,110,130,0.10); color: var(--c-thought); }
.tag-reward  { background: rgba(168,72,112,0.10); color: var(--c-reward); }
.tag-value   { background: rgba(40,122,80,0.10);  color: var(--c-value); }
.tag-risk    { background: rgba(184,60,60,0.10);  color: var(--c-risk); }
.tag-pull    { background: rgba(56,104,160,0.10); color: var(--c-pull); }
.tag-advice  { background: rgba(144,96,16,0.10);  color: var(--c-advice); }
.tag-deep    { background: rgba(122,88,176,0.10); color: var(--c-need); }

/* 内容文字 */
.a-content {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.88;
  color: var(--text-1);
  padding-top: 1px;
}

/* 内心独白：引用块 */
.monologue {
  font-size: 0.97rem;
  line-height: 1.90;
  color: var(--text-2);
  font-style: italic;
  background: rgba(74,110,130,0.05);
  border-left: 2.5px solid var(--c-thought);
  padding: 9px 15px;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  margin: 0;
}

/* 建议块：琥珀高亮 */
.advice-box {
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  border-radius: var(--r);
  padding: 14px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
}

.advice-box .a-content {
  color: var(--text-1);
}

/* 最后一句提醒：深金边 */
.reminder-box {
  background: rgba(144,96,16,0.06);
  border: 1px solid rgba(144,96,16,0.22);
  border-left: 3px solid var(--c-advice);
  border-radius: var(--r);
  padding: 12px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
}
.reminder-box .a-content {
  font-size: 0.97rem;
  font-weight: 500;
  color: var(--text-1);
}

/* 心理收口：暗红调 */
.closure-box {
  background: rgba(184,60,60,0.06);
  border: 1px solid rgba(184,60,60,0.18);
  border-radius: var(--r);
  padding: 12px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
}
.closure-next-box {
  background: rgba(40,122,80,0.06);
  border: 1px solid rgba(40,122,80,0.20);
  border-radius: var(--r);
  padding: 12px 16px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
}

/* 收口标签 */
.tag-reminder       { background: rgba(144,96,16,0.10);  color: var(--c-advice); }
.tag-closure-bad    { background: rgba(184,60,60,0.10);  color: var(--c-risk);   }
.tag-closure-why    { background: rgba(184,60,60,0.08);  color: var(--c-risk);   }
.tag-closure-theory { background: rgba(122,88,176,0.10); color: var(--c-need);   }
.tag-closure-next   { background: rgba(40,122,80,0.10);  color: var(--c-value);  }

/* 深层模式：淡紫调 */
.s-card.deep-card {
  border-color: rgba(122,88,176,0.18);
  background: #fdfcff;
}
.s-card.deep-card .s-head {
  background: rgba(122,88,176,0.04);
  border-bottom-color: rgba(122,88,176,0.12);
}
.s-card.deep-card .s-num {
  color: var(--c-need);
  background: rgba(122,88,176,0.08);
  border-color: rgba(122,88,176,0.18);
}

/* ── Footer ─────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 9px 28px;
  background: var(--white);
}

#status {
  display: block;
  max-width: 1240px;
  margin: 0 auto;
  font-size: 0.74rem;
  color: var(--text-3);
}

#status.ok     { color: var(--ok); }
#status.err    { color: var(--err); }
#status.active { color: var(--amber); }

/* ── 响应式 ──────────────────────────────────────────── */
@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 20px 16px 40px;
    gap: 24px;
  }

  .input-col {
    position: static;
  }

  .brand-sub { display: none; }

  .s-body {
    padding: 16px 16px 18px;
    gap: 12px;
  }

  .stream-body {
    padding: 20px 18px;
  }

  .a-row {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .advice-box {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .verdict {
    font-size: 1.14rem;
  }

  .s-title {
    font-size: 1rem;
  }
}

@media (max-width: 460px) {
  .header-inner {
    padding: 0 14px;
  }
  .brand-logo {
    height: 36px;
  }
  .brand-sub {
    font-size: 0.62rem;
  }
  .input-card {
    padding: 18px;
  }
}