/* ==========================================================================
   囧次元 · jcygw.net.cn
   视觉方向 B10「粉彩少女」：浅粉 / 浅紫底 + 奶白 / 薄荷点缀
   渲染语言：编辑校样页 —— 卡片左缘藕粉竖线 + 校样编号 + 区块间「裁切线」
   ========================================================================== */

:root {
  --bg: #FDF5FA;
  --bg2: #F6F0FC;
  --card: #FFFFFF;
  --cream: #FFF9F3;
  --ink: #382C42;
  --ink2: #6A5B76;
  --ink3: #9E90AA;
  --rose: #E07CA8;
  --rose-d: #BC5A85;
  --rose-l: #FCE8F2;
  --lilac: #A98BE0;
  --lilac-d: #7E62C0;
  --lilac-l: #F0E9FC;
  --mint: #6FCBB4;
  --mint-l: #E4F7F2;
  --line: #EEDFEB;
  --line2: #E1D3EE;
  --r: 20px;
  --sh: 0 10px 28px rgba(186, 138, 180, .13);
  --fs: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
        "Source Han Sans SC", "Noto Sans CJK SC", sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--fs);
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink);
  background: var(--bg);
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--rose-d); }

h1, h2, h3 { line-height: 1.34; margin: 0; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* 「跳到正文」用 clip 隐藏而不是负数定位：左移 -9999px 会被渲染层判成元素越界 */
.skip {
  position: absolute; left: 0; top: 0; z-index: 99;
  width: 1px; height: 1px; overflow: hidden; white-space: nowrap;
  clip: rect(0 0 0 0); clip-path: inset(50%);
  background: var(--rose); color: #fff; font-size: 14px;
}
.skip:focus {
  width: auto; height: auto; clip: auto; clip-path: none;
  padding: 10px 16px; border-radius: 0 0 12px 0;
}

/* ── 顶栏 ─────────────────────────────────────────────────────────── */
.top {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255, 250, 253, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(1.4) blur(6px);
}

.top__in {
  position: relative;
  max-width: 1120px; margin: 0 auto; padding: 11px 20px;
  display: flex; align-items: center; gap: 18px;
}

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__logo { width: 40px; height: 40px; border-radius: 12px; }
.brand__name { font-size: 19px; font-weight: 800; color: var(--ink); letter-spacing: .02em; }

.nav { margin-left: auto; display: flex; gap: 4px; }

.nav a {
  display: block; padding: 7px 13px; border-radius: 999px;
  font-size: 15px; color: var(--ink2); text-decoration: none;
}

.nav a[aria-current="page"] { background: var(--rose-l); color: var(--rose-d); font-weight: 700; }

/* 下载按钮：只在配色与尺寸上做样式，绝不改文案、绝不藏起来 */
.btn {
  display: inline-block; text-decoration: none; cursor: pointer;
  border: 0; font-family: inherit; font-size: 16px; font-weight: 700;
  color: #FFFFFF;
  padding: 13px 30px; border-radius: 999px;
  background: linear-gradient(120deg, var(--rose), var(--lilac) 96%);
  box-shadow: 0 8px 20px rgba(200, 122, 176, .30);
  position: relative; padding-left: 46px;
}

.btn::before {
  content: ""; position: absolute; left: 20px; top: 50%;
  width: 9px; height: 9px; margin-top: -4.5px; border-radius: 50%;
  background: #FFF6FB;
}

.btn:hover { filter: saturate(1.08) brightness(1.03); }

.btn--sm { font-size: 14px; padding: 9px 20px 9px 34px; flex: 0 0 auto; }
.btn--sm::before { left: 13px; width: 8px; height: 8px; margin-top: -4px; }

.burger {
  display: none; flex: 0 0 auto; width: 40px; height: 40px;
  border: 1px solid var(--line2); background: #fff; border-radius: 12px;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 4px; cursor: pointer; padding: 0;
}
.burger span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; }

/* ── 裁切线：编辑校样的分版记号 ───────────────────────────────────── */
.cut {
  position: relative; height: 1px; margin: 0;
  background: repeating-linear-gradient(90deg, var(--line2) 0 6px, transparent 6px 13px);
}
.cut::before, .cut::after {
  content: ""; position: absolute; top: -3px; width: 7px; height: 7px; border-radius: 50%;
  background: var(--rose-l); border: 1px solid var(--rose);
}
.cut::before { left: 20px; }
.cut::after { right: 20px; }

/* ── Hero（左文右图，方位固定） ───────────────────────────────────── */
.hero {
  background:
    radial-gradient(520px 320px at 88% 10%, rgba(169, 139, 224, .17), transparent 70%),
    radial-gradient(460px 300px at 6% 90%, rgba(224, 124, 168, .15), transparent 70%),
    linear-gradient(165deg, #FFF8FC, #F7F1FD 56%, #EDF9F5);
  border-bottom: 1px solid var(--line);
}

.hero__in {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
  gap: 44px; align-items: center; padding: 54px 20px 62px;
}

.hero__kicker {
  margin: 0 0 14px; font-size: 12.5px; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--lilac-d);
  display: inline-flex; align-items: center; gap: 8px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 0 3px var(--mint-l);
}

.hero h1 { font-size: 40px; font-weight: 800; letter-spacing: .01em; }

.hero__lead { margin: 16px 0 20px; font-size: 16.5px; color: var(--ink2); max-width: 620px; }

.pillrow { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-wrap: wrap; gap: 9px; }

.pill {
  font-size: 13px; color: var(--lilac-d); background: #FFFFFF;
  border: 1px solid var(--line2); border-radius: 999px; padding: 5px 14px;
}

.hero__figure { margin: 0; display: flex; justify-content: center; }

.hero__shot {
  width: 100%; max-width: 320px; height: auto; margin: 0 auto;
  border-radius: 26px; box-shadow: 0 18px 40px rgba(150, 108, 158, .26);
}

/* ── 内页横幅 ─────────────────────────────────────────────────────── */
.page-hero {
  background:
    radial-gradient(420px 240px at 90% 8%, rgba(169, 139, 224, .18), transparent 70%),
    linear-gradient(168deg, #FFF8FC, #F6EFFC 60%, #EDF9F5);
  border-bottom: 1px solid var(--line);
}
.page-hero__in { max-width: 1120px; margin: 0 auto; padding: 40px 20px 46px; }
.page-hero h1 { font-size: 34px; font-weight: 800; }
.page-hero__kicker {
  margin: 0 0 12px; font-size: 12.5px; font-weight: 700; letter-spacing: .16em;
  text-transform: uppercase; color: var(--lilac-d);
  display: inline-flex; align-items: center; gap: 8px;
}
.page-hero__lead { margin: 14px 0 0; font-size: 16.5px; color: var(--ink2); max-width: 780px; }

/* ── 区块 ─────────────────────────────────────────────────────────── */
.sec { padding: 58px 0 6px; }
.sec--alt { background: linear-gradient(180deg, rgba(246, 240, 252, .85), rgba(253, 245, 250, 0)); }

.h2row { display: flex; align-items: baseline; gap: 14px; margin-bottom: 12px; }

.h2no {
  flex: 0 0 auto; font-size: 12px; font-weight: 800; letter-spacing: .14em;
  color: var(--rose-d); background: var(--rose-l); border-radius: 6px; padding: 4px 9px;
}

.h2 { font-size: 25px; font-weight: 800; position: relative; padding-bottom: 12px; }
.h2::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 46px; height: 4px;
  border-radius: 2px; background: linear-gradient(90deg, var(--rose) 0 54%, var(--mint) 54% 100%);
}

.sub { margin: 0 0 26px; font-size: 15px; color: var(--ink2); max-width: 820px; }

.prose { max-width: 860px; }
.prose p { margin: 0 0 16px; color: var(--ink2); }

/* ── 编辑手记 ─────────────────────────────────────────────────────── */
.notes { display: grid; gap: 18px; margin-top: 6px; }

.note {
  display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 20px;
  background: var(--card); border-radius: var(--r); padding: 22px 24px;
  box-shadow: var(--sh); border-left: 3px solid var(--rose);
}

.note__no { font-size: 15px; font-weight: 800; letter-spacing: .1em; color: var(--rose); }
.note__k {
  display: inline-block; font-size: 12px; color: var(--lilac-d);
  background: var(--lilac-l); border-radius: 999px; padding: 3px 11px;
}
.note__t { font-size: 17.5px; font-weight: 700; margin: 9px 0 6px; }
.note__d { margin: 0 0 8px; font-size: 14.5px; color: var(--ink2); }
.note__link { font-size: 13.5px; font-weight: 700; text-decoration: none; border-bottom: 1px dashed var(--rose); }

/* ── 画质档位 ─────────────────────────────────────────────────────── */
.qa { display: grid; gap: 26px; }
.qa__body { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }

.qa__tier {
  display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 14px;
  background: var(--card); border-radius: 16px; padding: 17px 19px;
  box-shadow: var(--sh); border-left: 3px solid var(--mint);
}
.qa__tier-no { font-size: 19px; font-weight: 800; color: var(--lilac-d); letter-spacing: .04em; }
.qa__tier-t { font-size: 16.5px; font-weight: 700; margin-bottom: 4px; }
.qa__tier-d { margin: 0; font-size: 14.5px; color: var(--ink2); }

.qa__side { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.qa__fig { margin: 0; background: var(--card); border-radius: var(--r); padding: 12px; box-shadow: var(--sh); }
.qa__fig img { width: 100%; max-width: 250px; height: auto; margin: 0 auto; border-radius: 14px; }
.qa__cap { margin: 10px 0 2px; font-size: 13px; color: var(--ink2); text-align: center; }

/* ── 加载三步 ─────────────────────────────────────────────────────── */
.speed__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }

.speed__i {
  background: var(--card); border-radius: 18px; padding: 20px;
  box-shadow: var(--sh); border-left: 3px solid var(--lilac);
}
.speed__n { font-size: 12.5px; font-weight: 800; letter-spacing: .16em; color: var(--lilac-d); }
.speed__t { font-size: 16.5px; font-weight: 700; margin: 7px 0 6px; }
.speed__d { margin: 0; font-size: 14.5px; color: var(--ink2); }

.speed__figure { margin: 24px 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }

/* ── 画廊 ─────────────────────────────────────────────────────────── */
.gal { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }

.gal__i {
  margin: 0; background: var(--card); border-radius: var(--r); padding: 11px;
  box-shadow: var(--sh); border-left: 3px solid var(--rose-l);
}
.gal__i img { width: 100%; height: auto; border-radius: 13px; }
.gal__cap { margin: 10px 0 3px; font-size: 13.5px; color: var(--ink2); text-align: center; }

/* ── 功能卡 ───────────────────────────────────────────────────────── */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }

.card {
  background: var(--card); border-radius: 18px; padding: 21px;
  box-shadow: var(--sh); border-left: 3px solid var(--rose);
}
.card__n { font-size: 12.5px; font-weight: 800; letter-spacing: .16em; color: var(--rose-d); }
.card__t { font-size: 16.5px; font-weight: 700; margin: 7px 0 6px; }
.card__d { margin: 0; font-size: 14.5px; color: var(--ink2); }

/* ── 内页入口卡 ───────────────────────────────────────────────────── */
.gates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 30px; }

.gate {
  display: block; text-decoration: none; border-radius: var(--r); padding: 24px;
  background: linear-gradient(140deg, var(--rose-l), var(--lilac-l));
  border: 1px solid var(--line2);
}
.gate__t { font-size: 17px; font-weight: 800; color: var(--ink); }
.gate__d { margin: 7px 0 10px; font-size: 14.5px; color: var(--ink2); }
.gate__go { font-size: 13.5px; font-weight: 800; color: var(--rose-d); }

/* ── 读者反馈 ─────────────────────────────────────────────────────── */
.voices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }

.voice {
  background: var(--cream); border: 1px solid var(--line); border-radius: 18px; padding: 21px;
}
.voice__t { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.voice__d { margin: 0; font-size: 14.5px; color: var(--ink2); }
.voice__by { margin: 12px 0 0; font-size: 12.5px; color: var(--ink3); }

/* ── 常见问题 ─────────────────────────────────────────────────────── */
.faq { display: grid; gap: 12px; max-width: 900px; }

.faq details {
  background: var(--card); border-radius: 15px; padding: 15px 19px;
  box-shadow: var(--sh); border-left: 3px solid var(--mint);
}
.faq summary {
  cursor: pointer; font-size: 15.5px; font-weight: 700; color: var(--ink);
  list-style: none; position: relative; padding-right: 26px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "›"; position: absolute; right: 2px; top: -1px;
  font-size: 20px; color: var(--rose); transform: rotate(90deg); transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(-90deg); }
.faq details p { margin: 11px 0 2px; font-size: 14.5px; color: var(--ink2); }

/* ── 步骤条 ───────────────────────────────────────────────────────── */
.steps { list-style: none; margin: 6px 0 22px; padding: 0; display: grid; gap: 12px; counter-reset: st; }
.steps__i {
  background: var(--card); border-radius: 15px; padding: 16px 19px;
  box-shadow: var(--sh); border-left: 3px solid var(--lilac);
  display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 12px;
}
.steps__n {
  width: 30px; height: 30px; border-radius: 50%; background: var(--lilac-l);
  color: var(--lilac-d); font-weight: 800; font-size: 14px;
  display: flex; align-items: center; justify-content: center;
}
.steps__i p { margin: 0; font-size: 14.5px; color: var(--ink2); }
.steps__i b { color: var(--ink); }

/* ── 下载条 ───────────────────────────────────────────────────────── */
.cta {
  margin: 56px 0 0; padding: 40px 26px; text-align: center; border-radius: 26px;
  background: linear-gradient(150deg, #FBE7F2, #F1E9FC 56%, #E5F7F1);
  box-shadow: var(--sh);
}
.cta__in { max-width: 660px; margin: 0 auto; }
.cta h2 { font-size: 23px; font-weight: 800; }
.cta__sub { margin: 11px 0 22px; font-size: 14.5px; color: var(--ink2); }

/* ── 页脚 ─────────────────────────────────────────────────────────── */
.foot {
  margin-top: 64px; background: linear-gradient(180deg, #FBF3FA, #F2EBFA);
  border-top: 1px solid var(--line);
}
.foot__in {
  max-width: 1120px; margin: 0 auto; padding: 34px 20px 22px;
  display: flex; flex-wrap: wrap; gap: 20px; align-items: center; justify-content: space-between;
}
.foot__brand { display: flex; align-items: center; gap: 10px; }
.foot__logo { width: 34px; height: 34px; border-radius: 10px; }
.foot__name { font-weight: 800; color: var(--ink); }
.foot__nav { display: flex; flex-wrap: wrap; gap: 18px; }
.foot__nav a { font-size: 14px; color: var(--ink2); text-decoration: none; }
.foot__nav a:hover { color: var(--rose-d); }

.foot__disc {
  max-width: 1120px; margin: 0 auto; padding: 16px 20px 30px;
  border-top: 1px dashed var(--line2);
  font-size: 13px; line-height: 1.9; color: var(--ink3);
}

/* ── 入场动效：纯 CSS，与滚动无关 ────────────────────────────────── */
@keyframes noteIn {
  from { opacity: 0; transform: translateX(-6px) rotate(-.6deg); }
  to { opacity: 1; transform: none; }
}
.rise { animation: noteIn .6s cubic-bezier(.2, .7, .3, 1) both; }
.rise.d1 { animation-delay: .1s; }
.rise.d2 { animation-delay: .2s; }

@media (prefers-reduced-motion: reduce) {
  .rise { animation: none; opacity: 1; transform: none; }
}

/* ── 断点 ≤980 ────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .burger { display: inline-flex; order: 2; }
  .nav {
    order: 3; display: none; margin: 0; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; gap: 2px; padding: 12px 20px 16px;
    background: #FFFAFD; border-bottom: 1px solid var(--line);
    box-shadow: 0 12px 24px rgba(170, 130, 175, .14);
  }
  .burger[aria-expanded="true"] ~ .nav { display: flex; }
  .nav a { padding: 10px 14px; border-radius: 12px; }
  .btn--sm { order: 2; margin-left: auto; }

  .hero__in { grid-template-columns: minmax(0, 1fr); gap: 30px; padding: 40px 20px 52px; }
  .hero h1 { font-size: 33px; }
  .hero__shot { max-width: 300px; }

  .qa__body { grid-template-columns: minmax(0, 1fr); }
  .qa__fig img { max-width: 280px; }

  .speed__list { grid-template-columns: minmax(0, 1fr); }
  .gal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .voices { grid-template-columns: minmax(0, 1fr); }
}

/* ── 断点 ≤620 ────────────────────────────────────────────────────── */
@media (max-width: 620px) {
  body { font-size: 15.5px; }
  .top__in { gap: 10px; padding: 10px 14px; }
  .brand__name { font-size: 17px; }
  .brand__logo { width: 34px; height: 34px; border-radius: 10px; }
  .btn--sm { font-size: 13px; padding: 8px 14px 8px 28px; }
  .btn--sm::before { left: 11px; width: 7px; height: 7px; margin-top: -3.5px; }

  .wrap { padding: 0 15px; }
  .hero__in { padding: 30px 15px 44px; }
  .hero h1 { font-size: 27px; }
  .hero__lead { font-size: 15.5px; }
  .hero__shot { max-width: 260px; }

  .page-hero__in { padding: 30px 15px 36px; }
  .page-hero h1 { font-size: 26px; }
  .page-hero__lead { font-size: 15.5px; }

  .sec { padding: 40px 0 4px; }
  .h2row { flex-wrap: wrap; gap: 10px; }
  .h2 { font-size: 21px; }
  .sub { font-size: 14.5px; margin-bottom: 20px; }

  .note { grid-template-columns: minmax(0, 1fr); gap: 10px; padding: 18px; }
  .note__no { font-size: 13.5px; }

  .qa__tier { grid-template-columns: 44px minmax(0, 1fr); padding: 15px; }
  .qa__side { grid-template-columns: minmax(0, 1fr); }
  .speed__figure { grid-template-columns: minmax(0, 1fr); }
  .gal { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .gal__i { padding: 8px; border-radius: 16px; }
  .gal__cap { font-size: 12.5px; }

  .cards { grid-template-columns: minmax(0, 1fr); }
  .gates { grid-template-columns: minmax(0, 1fr); }
  .steps__i { grid-template-columns: 34px minmax(0, 1fr); padding: 14px; }

  .cta { margin-top: 40px; padding: 30px 18px; border-radius: 22px; }
  .cta h2 { font-size: 20px; }
  .btn { font-size: 15px; padding: 12px 26px 12px 42px; }

  .foot__in { padding: 26px 15px 18px; }
  .foot__disc { padding: 14px 15px 26px; }
}