/* ===================================================================
   DeepSeek - 密集行情行 (Dense Quote Ticker) 专属样式表
   核心色限：终端黑 #0D1117 | 涨 #16C784 | 跌 #EA3943
   设计规约：交易终端风格，全屏等行高表格，数字严格右对齐，无花哨英雄区
   =================================================================== */

:root {
  --term-black: #0D1117;         /* 终端黑 - 全屏交易底色 */
  --term-surface: #161B22;       /* 终端控制台面板层 */
  --term-surface-hover: #1C2128; /* 行情悬浮微光 */
  --term-border: #30363D;        /* 终端分割线与网格线 */
  --term-border-dark: #21262D;   /* 暗部边框 */
  
  --quote-up: #16C784;           /* 涨绿 - 吞吐与达标 */
  --quote-up-bg: rgba(22, 199, 132, 0.12);
  --quote-down: #EA3943;         /* 跌红 - 队列与延迟预警 */
  --quote-down-bg: rgba(234, 57, 67, 0.12);
  
  --term-text-main: #F0F6FC;     /* 终端最高亮数字与文本 */
  --term-text-sub: #8B949E;      /* 终端标称与单位 */
  --term-sonar-green: rgba(0, 229, 160, 0.9); /* 声呐扫描绿 */

  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: "Songti SC", "SimSun", "STSong", "Cinzel", "Georgia", serif;
}

/* 全局重置 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
  scroll-behavior: smooth;
  background-color: var(--term-black);
  color: var(--term-text-main);
}

body {
  font-family: var(--font-sans);
  background-color: var(--term-black);
  color: var(--term-text-main);
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  /* 交易终端极细横向光栅扫描底纹 */
  background-image: 
    linear-gradient(180deg, rgba(22, 27, 34, 0.6) 0%, rgba(13, 17, 23, 0.95) 100%),
    repeating-linear-gradient(0deg, transparent, transparent 1px, rgba(48, 54, 61, 0.15) 1px, rgba(48, 54, 61, 0.15) 2px);
}

/* 页面主体约束容器 */
.term-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===================================================================
   1. 顶栏：左右分栏
   左边只有 Logo，右边是「API 开放平台」和「English」。
   不承担主导航，首页、网页版、Harness 都不放在这里。
   =================================================================== */
.term-header {
  height: 64px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--term-border);
  background: rgba(13, 17, 23, 0.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.term-header-left {
  display: flex;
  align-items: center;
}

.term-logo {
  height: 32px;
  width: auto;
  display: block;
  filter: brightness(1.2) contrast(1.1);
}

.term-header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.term-nav-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--term-text-main);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid var(--term-border);
  background: var(--term-surface);
  transition: all 0.2s ease;
}

.term-nav-btn:hover {
  border-color: var(--quote-up);
  color: var(--quote-up);
}

.term-lang-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--term-text-sub);
  border: 1px solid var(--term-border);
  padding: 6px 10px;
  text-decoration: none;
}

.term-lang-btn:hover {
  color: var(--term-text-main);
  border-color: var(--term-text-sub);
}

/* ===================================================================
   2. 首屏：整页的重心（无浮夸营销英雄区，冷峻交易终端控制台）
   canvas 画在上层区域偏右：同心圆、十字线、扫描扇形和回波点，rgba(0,229,160)
   文字叠在画布上，顺序：公告条、超大标题、副题、两张同结构等宽入口卡片
   =================================================================== */
.term-hero {
  position: relative;
  padding: 44px 0 52px;
  min-height: 520px;
  border-bottom: 1px solid var(--term-border);
  overflow: hidden;
}

/* 首屏偏右上层声呐 Canvas */
#sonarCanvas {
  position: absolute;
  top: 10px;
  right: -20px;
  width: 480px;
  height: 480px;
  z-index: 1;
  pointer-events: none;
  opacity: 0.85;
}

.term-hero-content {
  position: relative;
  z-index: 2;
  max-width: 740px;
}

/* 公告条 */
.term-ticker-announcement {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px;
  background: var(--term-surface);
  border: 1px solid var(--term-border);
  font-family: var(--font-mono);
  font-size: 12px;
  margin-bottom: 20px;
  border-left: 3px solid var(--quote-up);
}

.ticker-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--quote-up);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--quote-up);
}

/* 超大标题（唯一 H1） */
.term-hero-h1 {
  font-family: var(--font-sans);
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.2;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.term-hero-h1 span.hl-up {
  color: var(--quote-up);
}

/* 副题 */
.term-hero-sub {
  font-size: 16px;
  line-height: 1.65;
  color: var(--term-text-sub);
  margin-bottom: 32px;
  max-width: 660px;
}

/* 两张同结构等宽入口卡片 */
/* 主卡链到 web.html，次卡是空链接。差别只在主次样式，布局上一对等宽入口 */
.term-hero-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 680px;
}

.term-entry-card {
  display: flex;
  flex-direction: column;
  padding: 20px;
  text-decoration: none;
  border: 1px solid var(--term-border);
  background: var(--term-surface);
  transition: all 0.2s ease;
  position: relative;
}

.term-entry-card.primary {
  border-color: var(--quote-up);
  background: linear-gradient(180deg, rgba(22, 199, 132, 0.08) 0%, var(--term-surface) 100%);
}

.term-entry-card.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(22, 199, 132, 0.2);
  border-color: #24E59C;
}

.term-entry-card.secondary {
  border-color: var(--term-border);
  background: var(--term-surface);
}

.term-entry-card.secondary:hover {
  transform: translateY(-2px);
  border-color: var(--term-text-sub);
  background: var(--term-surface-hover);
}

.card-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.card-ico {
  font-size: 20px;
}

.card-arrow {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: bold;
  color: var(--quote-up);
  transition: transform 0.2s ease;
}

.term-entry-card.secondary .card-arrow {
  color: var(--term-text-sub);
}

.term-entry-card:hover .card-arrow {
  transform: translateX(4px);
}

.card-title {
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
  font-family: var(--font-sans);
}

.card-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--term-text-sub);
  flex-grow: 1;
}

/* ===================================================================
   【密集行情行核心设计区】
   布局：全屏等行高表格，无英雄区。
   设计：交易终端，数字右对齐。
   骨架：表头，行情行，底栏指数。
   配色：终端黑 #0D1117、涨 #16C784、跌 #EA3943。
   提示词：DeepSeek api开放平台是行情表。
   列：模型、网页版延迟、Harness 队列、AI 吞吐。
   底栏指数名「探索未至之境」。
   表头左侧 DeepSeek，右侧「网页版入口」。
   色限 #0D1117 #16C784 #EA3943。
   =================================================================== */
.dense-quote-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--term-border);
}

.quote-terminal-box {
  border: 1px solid var(--term-border);
  background: var(--term-surface);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45);
}

/* 表头：左侧 DeepSeek，右侧「网页版入口」 */
.quote-top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  background: #0B0E14;
  border-bottom: 1px solid var(--term-border);
  font-family: var(--font-mono);
  font-size: 13px;
}

.quote-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 1.5px;
}

.quote-header-brand span.live-dot {
  width: 6px;
  height: 6px;
  background: var(--quote-up);
  border-radius: 50%;
  display: inline-block;
  animation: blink 1.4s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.quote-header-link {
  color: var(--quote-up);
  text-decoration: none;
  padding: 3px 10px;
  border: 1px solid var(--quote-up);
  background: var(--quote-up-bg);
  font-weight: 700;
  font-size: 12px;
  transition: all 0.2s ease;
}

.quote-header-link:hover {
  background: var(--quote-up);
  color: var(--term-black);
}

/* 全屏等行高表格容器 */
.quote-table-wrap {
  width: 100%;
  overflow-x: auto;
}

.dense-quote-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13px;
}

/* 表头列：模型、网页版延迟、Harness 队列、AI 吞吐 */
.dense-quote-table th {
  background: #11151C;
  color: var(--term-text-sub);
  font-weight: 600;
  padding: 10px 18px;
  height: 42px;
  border-bottom: 1px solid var(--term-border);
  letter-spacing: 0.5px;
  font-size: 12px;
  text-transform: uppercase;
}

/* 第一列模型左对齐，其余数字列全部严格右对齐 */
.dense-quote-table th:first-child,
.dense-quote-table td:first-child {
  text-align: left;
}

.dense-quote-table th:not(:first-child),
.dense-quote-table td:not(:first-child) {
  text-align: right;
}

/* 全屏等行高行情行：严格等高 46px */
.dense-quote-table td {
  height: 46px;
  padding: 0 18px;
  border-bottom: 1px solid var(--term-border-dark);
  color: var(--term-text-main);
  white-space: nowrap;
  vertical-align: middle;
}

.dense-quote-table tr:hover td {
  background: var(--term-surface-hover);
}

/* 行情数字颜色：涨绿 #16C784 | 跌红 #EA3943 */
.txt-up {
  color: var(--quote-up) !important;
  font-weight: 700;
}

.txt-down {
  color: var(--quote-down) !important;
  font-weight: 700;
}

.tag-badge {
  display: inline-block;
  padding: 2px 6px;
  font-size: 11px;
  font-weight: 700;
}

.tag-badge.up {
  background: var(--quote-up-bg);
  color: var(--quote-up);
}

.tag-badge.down {
  background: var(--quote-down-bg);
  color: var(--quote-down);
}

/* 底栏指数：指数名「探索未至之境」 */
.quote-bottom-index {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  background: #0B0E14;
  border-top: 1px solid var(--term-border);
  font-family: var(--font-mono);
  font-size: 12px;
  flex-wrap: wrap;
  gap: 12px;
}

.index-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.index-symbol-tag {
  color: var(--term-text-sub);
}

.index-name-hl {
  color: #FFFFFF;
  font-weight: 800;
  letter-spacing: 1px;
}

.index-score {
  font-size: 15px;
  font-weight: 800;
  color: var(--quote-up);
}

.index-delta {
  font-size: 12px;
  color: var(--quote-up);
  padding: 1px 6px;
  background: var(--quote-up-bg);
}

/* ===================================================================
   3. 能力区：把首屏的声呐从背景变成内容
   四张卡横排：深海扫描、探测未知、知识显影、Harness
   下面的指标条把四组数字等分排开，打断卡片墙节奏
   =================================================================== */
.term-capacity-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--term-border);
}

.sec-title-area {
  margin-bottom: 36px;
}

.sec-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--quote-up);
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  display: inline-block;
}

.sec-h2 {
  font-size: 28px;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.sec-p {
  color: var(--term-text-sub);
  font-size: 14px;
  max-width: 720px;
}

/* 四张卡横排 */
.capacity-four-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 36px;
}

.term-cap-card {
  background: var(--term-surface);
  border: 1px solid var(--term-border);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
}

.term-cap-card:hover {
  border-color: var(--quote-up);
  transform: translateY(-2px);
  background: var(--term-surface-hover);
}

.cap-card-ico {
  font-size: 24px;
  margin-bottom: 14px;
}

.cap-card-h3 {
  font-size: 17px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.cap-card-p {
  font-size: 13px;
  line-height: 1.6;
  color: var(--term-text-sub);
}

/* 指标条：把四组数字等分排开，数字右对齐或等分对齐 */
.term-metrics-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #11151C;
  border: 1px solid var(--term-border);
}

.metric-col {
  padding: 20px 24px;
  border-right: 1px solid var(--term-border);
}

.metric-col:last-child {
  border-right: none;
}

.metric-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-lbl {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--term-text-sub);
  letter-spacing: 0.5px;
}

/* ===================================================================
   4. 步骤区：唯一写了内联布局的区块
   外层灰底拉通全宽，内层再收成 1200px 居中
   四步竖向排列，左侧数字、右侧标题加说明
   =================================================================== */
.steps-fullwidth-outer {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  background-color: #161B22; /* 终端深灰底拉通全宽 */
  border-top: 1px solid var(--term-border);
  border-bottom: 1px solid var(--term-border);
  padding: 60px 0;
}

.steps-inner-1200 {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.steps-vert-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}

.step-vert-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  background: var(--term-black);
  border: 1px solid var(--term-border);
  padding: 22px 24px;
  transition: border-color 0.2s ease;
}

.step-vert-item:hover {
  border-color: var(--quote-up);
}

.step-id {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 800;
  color: var(--quote-up);
  min-width: 48px;
  line-height: 1;
}

.step-detail {
  flex-grow: 1;
}

.step-title {
  font-size: 17px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.step-desc {
  font-size: 13.5px;
  color: var(--term-text-sub);
  line-height: 1.6;
}

/* ===================================================================
   5. API 区：退成单列代码块
   注释、关键字、字符串靠颜色区分，没有左右分栏，没有请求和响应对照
   =================================================================== */
.term-api-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--term-border);
}

.single-code-block {
  background: #090D13;
  border: 1px solid var(--term-border);
  overflow: hidden;
}

.code-terminal-bar {
  background: #11151C;
  padding: 10px 16px;
  border-bottom: 1px solid var(--term-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--term-text-sub);
}

.code-dots {
  display: flex;
  gap: 6px;
}

.c-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.c-dot.red { background: var(--quote-down); }
.c-dot.yellow { background: #D29922; }
.c-dot.green { background: var(--quote-up); }

.code-raw-pre {
  padding: 22px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.7;
  color: #E6EDF3;
}

/* 语法着色 */
.k-cmt { color: #6E7681; font-style: italic; }
.k-kw  { color: var(--quote-down); font-weight: bold; }
.k-str { color: var(--quote-up); }
.k-num { color: #79C0FF; }
.k-cls { color: #FFA657; }

/* ===================================================================
   6. 影像区：四张横图，只做展示，没有图注和点击
   合理融入 1.webp ~ 9.webp
   =================================================================== */
.term-gallery-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--term-border);
}

.gallery-four-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.gallery-pure-slot {
  background: var(--term-surface);
  border: 1px solid var(--term-border);
  overflow: hidden;
  height: 165px;
}

.gallery-pure-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none; /* 纯展示，无点击交互 */
  filter: contrast(1.1);
}

.gallery-extra-five {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-top: 20px;
}

/* ===================================================================
   7. 页脚：变成多列
   品牌说明占更宽的一列，后面四列是研究、产品、法务、招聘
   最底下一整条版权和第三方声明
   =================================================================== */
.term-footer {
  background: #090D13;
  padding: 56px 0 28px;
  border-top: 1px solid var(--term-border);
}

.footer-cols-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 44px;
}

.footer-brand-wide {
  padding-right: 20px;
}

.footer-brand-logo {
  height: 30px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(1.2);
}

.footer-brand-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--term-text-sub);
  margin-bottom: 14px;
}

.footer-sec-title {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}

.footer-links-col {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links-col a {
  font-size: 13px;
  color: var(--term-text-sub);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links-col a:hover {
  color: var(--quote-up);
}

.footer-bottom-all {
  border-top: 1px solid var(--term-border);
  padding-top: 24px;
  font-size: 12px;
  color: #6E7681;
  text-align: center;
  line-height: 1.8;
  font-family: var(--font-mono);
}

/* 响应式断点 */
@media (max-width: 992px) {
  .term-hero-cards { grid-template-columns: 1fr; }
  .capacity-four-cards { grid-template-columns: repeat(2, 1fr); }
  .term-metrics-strip { grid-template-columns: repeat(2, 1fr); }
  .gallery-four-row { grid-template-columns: repeat(2, 1fr); }
  .gallery-extra-five { grid-template-columns: repeat(3, 1fr); }
  .footer-cols-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .term-hero-h1 { font-size: 32px; }
  .capacity-four-cards { grid-template-columns: 1fr; }
  .term-metrics-strip { grid-template-columns: 1fr; }
  .footer-cols-grid { grid-template-columns: 1fr; }
}