/* ============================================================================
   焦点娱乐 · 教育直播 ｜ pages.css
   ----------------------------------------------------------------------------
   结构：hero 黑板首屏 → 排课表 → 课程签 → 讲师卡 → 案例 → 资讯
         → 开户/登录 → 关于/联系/404 → 打印感细节
   ============================================================================ */

/* ---------- 首屏：大黑板 + 取景定焦 ---------- */
.jd-hero { position: relative; padding: 74px 0 90px; overflow: clip; }
.jd-hero__inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.jd-hero__tag {
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px;
  font-size: .84rem; color: var(--jd-ink-2);
  border: 1px solid var(--jd-line); background: var(--jd-card);
  padding: 6px 14px; border-radius: 999px;
}
.jd-hero__tag b { color: var(--jd-marker); }
.jd-hero h1 { margin-bottom: 8px; }
.jd-hero h1 .jd-circlize {
  position: relative; display: inline-block; color: var(--jd-marker);
  font-family: var(--jd-kai);
}
.jd-hero h1 .jd-circlize::after { /* 红笔圈重点 */
  content: ""; position: absolute; inset: -8px -14px;
  border: 2.5px solid var(--jd-marker);
  border-radius: 50% 46% 52% 48% / 58% 52% 60% 44%;
  transform: rotate(-3deg);
  opacity: 0; transition: opacity .6s var(--jd-ease) .8s;
}
.jd-hero.is-locked h1 .jd-circlize::after { opacity: .9; }
.jd-hero__lead { margin: 18px 0 26px; font-size: 1rem; }
.jd-hero__acts { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.jd-hero__meta { display: grid; grid-template-columns: repeat(4, auto); gap: 10px 28px; justify-content: start; }
.jd-hero__meta div { font-size: .82rem; color: var(--jd-ink-3); }
.jd-hero__meta b { display: block; font-family: var(--jd-serif); font-size: 1.35rem; color: var(--jd-ink); }

/* 黑板主视觉（右侧） */
.jd-hero__board {
  position: relative; padding: 44px 38px 56px;
  background:
    radial-gradient(110% 80% at 30% 10%, rgba(247, 244, 232, .08), transparent 55%),
    repeating-linear-gradient(-2deg, rgba(255, 255, 255, .015) 0 3px, transparent 3px 9px),
    linear-gradient(150deg, var(--jd-board) 0%, var(--jd-board-deep) 100%);
  border: 12px solid var(--jd-board-frame);
  border-radius: 6px;
  box-shadow: var(--jd-shadow), inset 0 0 60px rgba(0, 0, 0, .35);
  transform: rotate(-.6deg);
}
.jd-hero__board-title { font-family: var(--jd-kai); color: var(--jd-chalk); font-size: 1.28rem; letter-spacing: .08em; margin-bottom: 22px; }
.jd-hero__board-title small { display: block; color: var(--jd-hl); font-size: .78rem; letter-spacing: .3em; margin-bottom: 4px; font-family: var(--jd-sans); }

/* 取景框动画层 */
.jd-brackets { position: absolute; inset: 26px 30px auto auto; width: 170px; height: 118px; pointer-events: none; }
.jd-brackets i {
  position: absolute; width: 26px; height: 26px; opacity: 0;
  border-color: var(--jd-hl); border-style: solid; border-width: 0;
  animation: jd-lock 1.1s var(--jd-ease) forwards;
}
.jd-brackets i:nth-child(1) { left: 0; top: 0; border-top-width: 3px; border-left-width: 3px; animation-delay: .3s; }
.jd-brackets i:nth-child(2) { right: 0; top: 0; border-top-width: 3px; border-right-width: 3px; animation-delay: .42s; }
.jd-brackets i:nth-child(3) { left: 0; bottom: 0; border-bottom-width: 3px; border-left-width: 3px; animation-delay: .54s; }
.jd-brackets i:nth-child(4) { right: 0; bottom: 0; border-bottom-width: 3px; border-right-width: 3px; animation-delay: .66s; }
.jd-brackets b {
  position: absolute; inset: 0; margin: auto; width: 14px; height: 14px; border-radius: 50%;
  background: var(--jd-marker); opacity: 0;
  animation: jd-dot .8s var(--jd-ease) 1s forwards;
}
.jd-brackets em {
  position: absolute; left: 0; bottom: -26px; font-style: normal;
  font-family: var(--jd-kai); color: var(--jd-hl); font-size: .82rem; letter-spacing: .2em;
  opacity: 0; animation: jd-dot .8s var(--jd-ease) 1.2s forwards;
}
@keyframes jd-lock {
  from { opacity: 0; transform: scale(2.1); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes jd-dot { to { opacity: 1; } }

/* 黑板课程行（粉笔字） */
.jd-boardrows { display: grid; gap: 13px; }
.jd-boardrow {
  display: grid; grid-template-columns: 86px 1fr auto; align-items: center; gap: 14px;
  padding: 10px 12px; border: 1px dashed rgba(247, 244, 232, .3); border-radius: 3px;
  color: var(--jd-chalk); font-size: .9rem;
  background: rgba(247, 244, 232, .04);
}
.jd-boardrow time { font-family: var(--jd-kai); color: var(--jd-hl); }
.jd-boardrow span { color: var(--jd-chalk-2); font-size: .78rem; }
.jd-boardrow--live { border-color: var(--jd-marker); background: rgba(217, 91, 63, .12); }

/* ---------- 排课表（live / 首页共用） ---------- */
.jd-tablewrap { overflow-x: auto; border: 1px solid var(--jd-line); border-radius: var(--jd-radius); background: var(--jd-card); }
.jd-table { min-width: 760px; font-size: .9rem; }
.jd-table th {
  text-align: left; font-family: var(--jd-serif); font-size: .85rem; letter-spacing: .06em;
  background: var(--jd-ink); color: var(--jd-chalk); padding: 12px 16px; white-space: nowrap;
}
.jd-table td { padding: 13px 16px; border-bottom: 1px dashed var(--jd-line); vertical-align: top; }
.jd-table tr:last-child td { border-bottom: 0; }
.jd-table tr:hover td { background: rgba(240, 192, 74, .1); }
.jd-table time { font-family: var(--jd-kai); color: var(--jd-marker); white-space: nowrap; }
.jd-table b { display: block; }
.jd-table small { color: var(--jd-ink-3); font-size: .78rem; }

/* 筛选按钮组 */
.jd-filterbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.jd-filterbar button {
  padding: 7px 16px; font-size: .86rem; border: 1px solid var(--jd-line);
  border-radius: 999px; background: var(--jd-card); transition: all .2s var(--jd-ease);
}
.jd-filterbar button:hover { border-color: var(--jd-teal); color: var(--jd-teal); }
.jd-filterbar button[aria-pressed="true"] {
  background: var(--jd-ink); color: var(--jd-hl); border-color: var(--jd-ink);
}
[data-hidden="true"] { display: none !important; }

/* ---------- 课程签（curriculum tabs） ---------- */
.jd-tabs { display: flex; gap: 6px; border-bottom: 2px solid var(--jd-ink); margin-bottom: 34px; flex-wrap: wrap; }
.jd-tabs button {
  position: relative; padding: 12px 22px 12px; font-family: var(--jd-serif); font-weight: 600;
  color: var(--jd-ink-2); border-radius: 4px 4px 0 0; transition: all .2s;
}
.jd-tabs button[aria-selected="true"] { background: var(--jd-ink); color: var(--jd-chalk); }
.jd-tabs button small { font-family: var(--jd-kai); color: var(--jd-hl); margin-right: 6px; }
.jd-tabpane[hidden] { display: none; }

/* 课程卡 */
.jd-course { border-left: 4px solid var(--jd-teal); }
.jd-course__meta { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 14px; font-size: .8rem; color: var(--jd-ink-3); }
.jd-course__meta b { color: var(--jd-marker); font-family: var(--jd-kai); font-weight: 400; }
.jd-course ol { margin-top: 12px; display: grid; gap: 6px; }
.jd-course ol li { font-size: .86rem; color: var(--jd-ink-2); padding-left: 20px; position: relative; }
.jd-course ol li::before { content: "・"; position: absolute; left: 6px; color: var(--jd-teal); font-weight: 700; }

/* ---------- 讲师卡 ---------- */
.jd-teacher { text-align: left; }
.jd-teacher__avatar {
  width: 64px; height: 64px; margin-bottom: 16px;
  display: grid; place-items: center;
  font-family: var(--jd-kai); font-size: 1.5rem; color: var(--jd-chalk);
  background: var(--jd-board); border-radius: 50%;
  box-shadow: inset 0 0 0 3px var(--jd-hl);
}
.jd-teacher__tag { font-size: .78rem; color: var(--jd-teal); letter-spacing: .12em; margin-bottom: 6px; }
.jd-teacher p { font-size: .86rem; margin-top: 8px; }
.jd-teacher__stats { display: flex; gap: 18px; margin-top: 14px; font-size: .78rem; color: var(--jd-ink-3); }
.jd-teacher__stats b { color: var(--jd-ink); font-family: var(--jd-serif); }

/* ---------- 案例 ---------- */
.jd-case__quote {
  font-family: var(--jd-kai); font-size: 1.02rem; color: var(--jd-ink);
  border-top: 2px solid var(--jd-ink); padding-top: 14px; margin-top: 16px;
}
.jd-case__kpi { display: flex; gap: 22px; margin-top: 14px; }
.jd-case__kpi div { font-size: .78rem; color: var(--jd-ink-3); }
.jd-case__kpi b { display: block; font-family: var(--jd-serif); font-size: 1.3rem; color: var(--jd-marker); }
.jd-board .jd-case__kpi b { color: var(--jd-hl); }

/* ---------- 资讯 ---------- */
.jd-newslist { display: grid; gap: 0; border-top: 1px solid var(--jd-line); }
.jd-newsitem {
  display: grid; grid-template-columns: 128px 1fr auto; gap: 26px; align-items: baseline;
  padding: 26px 8px; border-bottom: 1px solid var(--jd-line);
  transition: background .25s;
}
.jd-newsitem:hover { background: rgba(240, 192, 74, .12); }
.jd-newsitem time { font-family: var(--jd-kai); color: var(--jd-ink-3); white-space: nowrap; }
.jd-newsitem h3 { font-size: 1.12rem; }
.jd-newsitem h3 a:hover { color: var(--jd-marker); }
.jd-newsitem p { font-size: .88rem; margin-top: 6px; }
.jd-newsitem .jd-chip { justify-self: end; }

/* 文章页 */
.jd-article { max-width: 760px; margin-inline: auto; }
.jd-article__meta { display: flex; gap: 18px; flex-wrap: wrap; font-size: .82rem; color: var(--jd-ink-3); margin: 10px 0 34px; }
.jd-article__body h2 { font-size: 1.35rem; margin: 42px 0 14px; padding-left: 14px; border-left: 4px solid var(--jd-marker); }
.jd-article__body h3 { font-size: 1.1rem; margin: 28px 0 10px; color: var(--jd-teal); }
.jd-article__body p { margin-bottom: 16px; font-size: .97rem; }
.jd-article__body ul, .jd-article__body ol { margin: 0 0 18px 8px; display: grid; gap: 8px; }
.jd-article__body li { font-size: .95rem; color: var(--jd-ink-2); padding-left: 22px; position: relative; list-style: none; }
.jd-article__body ul li::before { content: "✎"; position: absolute; left: 0; color: var(--jd-marker); font-size: .8rem; top: 3px; }
.jd-article__body ol { counter-reset: jd-st; }
.jd-article__body ol li::before {
  counter-increment: jd-st; content: counter(jd-st);
  position: absolute; left: 0; top: 2px; width: 17px; height: 17px;
  display: grid; place-items: center; background: var(--jd-teal); color: #fff;
  font-size: .68rem; font-family: var(--jd-kai); border-radius: 50%;
}
.jd-mark { background: linear-gradient(transparent 62%, rgba(240, 192, 74, .65) 62% 92%, transparent 92%); font-weight: 600; color: var(--jd-ink); }
.jd-board .jd-mark { background: linear-gradient(transparent 62%, rgba(240, 192, 74, .4) 62% 92%, transparent 92%); color: var(--jd-hl); }

/* 面包屑 */
.jd-crumb { font-size: .8rem; color: var(--jd-ink-3); margin-bottom: 18px; }
.jd-crumb a:hover { color: var(--jd-marker); }
.jd-crumb span { margin: 0 6px; }

/* ---------- 页头横幅（内页共用） ---------- */
.jd-pagehead { padding: 62px 0 46px; border-bottom: 1px dashed var(--jd-line); }
.jd-pagehead .jd-h2 { margin: 8px 0 12px; }
.jd-pagehead--board { border-bottom: none; }
.jd-pagehead--board .jd-crumb { color: rgba(201, 211, 196, .7); }
.jd-pagehead--board .jd-crumb a:hover { color: var(--jd-hl); }

/* ---------- 开户 / 登录 ---------- */
.jd-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: start; }
.jd-steps { counter-reset: jd-step; display: grid; gap: 18px; }
.jd-steps li {
  position: relative; list-style: none; padding: 18px 20px 18px 66px;
  background: var(--jd-card); border: 1px solid var(--jd-line); border-radius: var(--jd-radius);
}
.jd-steps li::before {
  counter-increment: jd-step; content: counter(jd-step, decimal-leading-zero);
  position: absolute; left: 18px; top: 16px;
  font-family: var(--jd-kai); font-size: 1.3rem; color: var(--jd-marker);
}
.jd-steps b { display: block; font-family: var(--jd-serif); }
.jd-steps p { font-size: .86rem; margin-top: 4px; }

/* 登录演示面板 */
.jd-loginbox {
  background: var(--jd-card); border: 1px solid var(--jd-line);
  border-radius: var(--jd-radius); padding: 34px 30px;
  box-shadow: var(--jd-shadow); position: relative;
}
.jd-loginbox::before { /* 顶部三灯 */
  content: "● ● ●"; position: absolute; top: 12px; left: 18px;
  color: var(--jd-line); font-size: .7rem; letter-spacing: 3px;
}
.jd-loginbox h3 { margin: 14px 0 4px; }
.jd-loginbox__note { font-size: .78rem; color: var(--jd-ink-3); margin-top: 14px; border-top: 1px dashed var(--jd-line); padding-top: 12px; }
.jd-seg { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--jd-line); border-radius: 2px; overflow: hidden; margin-bottom: 22px; }
.jd-seg button { padding: 10px; font-size: .88rem; background: var(--jd-paper-2); }
.jd-seg button[aria-pressed="true"] { background: var(--jd-ink); color: var(--jd-hl); }

/* ---------- 关于：时间轴 ---------- */
.jd-timeline { position: relative; padding-left: 30px; display: grid; gap: 30px; }
.jd-timeline::before { content: ""; position: absolute; left: 8px; top: 6px; bottom: 6px; width: 2px; background: repeating-linear-gradient(var(--jd-ink) 0 6px, transparent 6px 12px); }
.jd-timeline li { position: relative; list-style: none; }
.jd-timeline li::before { content: ""; position: absolute; left: -28px; top: 7px; width: 12px; height: 12px; background: var(--jd-marker); border-radius: 50%; box-shadow: 0 0 0 3px var(--jd-paper); }
.jd-timeline b { font-family: var(--jd-kai); color: var(--jd-marker); font-size: 1.05rem; display: block; }
.jd-board .jd-timeline::before { background: repeating-linear-gradient(var(--jd-chalk) 0 6px, transparent 6px 12px); }
.jd-board .jd-timeline b { color: var(--jd-hl); }
.jd-board .jd-timeline li::before { box-shadow: 0 0 0 3px var(--jd-board); }

/* 合规声明块 */
.jd-notice {
  border: 2px solid var(--jd-marker); border-radius: var(--jd-radius);
  padding: 22px 26px; background: rgba(217, 91, 63, .06);
  position: relative; font-size: .9rem;
}
.jd-notice::before {
  content: "合规声明"; position: absolute; top: -13px; left: 20px;
  background: var(--jd-marker); color: #fff; padding: 2px 14px;
  font-family: var(--jd-kai); font-size: .82rem; letter-spacing: .2em;
}
.jd-notice ul { margin-top: 10px; display: grid; gap: 7px; }
.jd-notice li { padding-left: 18px; position: relative; color: var(--jd-ink-2); font-size: .88rem; }
.jd-notice li::before { content: "✓"; position: absolute; left: 0; color: var(--jd-teal); font-weight: 700; }

/* ---------- 联系 ---------- */
.jd-contactgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.jd-contactcard b { display: block; font-family: var(--jd-serif); margin: 10px 0 4px; }
.jd-contactcard span { font-size: .88rem; color: var(--jd-ink-2); }

/* ---------- 404 ---------- */
.jd-404 { min-height: 62vh; display: grid; place-items: center; text-align: center; }
.jd-404 b { font-family: var(--jd-kai); font-size: clamp(5rem, 14vw, 9rem); color: var(--jd-marker); line-height: 1; }
.jd-404 p { margin: 14px 0 26px; }

/* ---------- CTA 条 ---------- */
.jd-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 28px;
  background: var(--jd-ink); color: var(--jd-chalk);
  border-radius: var(--jd-radius); padding: 34px 40px;
  background-image:
    radial-gradient(rgba(247, 244, 232, .08) 1px, transparent 1.6px);
  background-size: 22px 22px;
}
.jd-cta h3 { color: var(--jd-chalk); font-size: 1.35rem; }
.jd-cta p { color: var(--jd-chalk-2); font-size: .9rem; margin-top: 4px; }
.jd-cta__acts { display: flex; gap: 12px; flex: none; }

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .jd-hero__inner { grid-template-columns: 1fr; }
  .jd-hero__board { max-width: 560px; }
  .jd-split { grid-template-columns: 1fr; }
  .jd-contactgrid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .jd-newsitem { grid-template-columns: 1fr; gap: 6px; }
  .jd-newsitem .jd-chip { justify-self: start; }
  .jd-cta { flex-direction: column; align-items: flex-start; }
  .jd-cta__acts { flex-wrap: wrap; }
}
@media (max-width: 640px) {
  .jd-hero { padding: 46px 0 60px; }
  .jd-hero__meta { grid-template-columns: repeat(2, auto); }
  .jd-hero__board { padding: 30px 22px 40px; border-width: 8px; }
  .jd-brackets { display: none; }
  .jd-sec__head--split { flex-direction: column; align-items: flex-start; }
}