/* 淄博模数智能 · 直播工具站 */
:root {
  --bg: #0a0b0e;
  --panel: #14161b;
  --panel2: #1b1e25;
  --line: #272c35;
  --text: #f2f1ee;
  --dim: #939aa4;
  --dim2: #616773;
  --brand: #ff5a2b;
  --brand2: #d63a10;
  --ok: #6fbf5a;
  --r: 16px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg); color: var(--text);
  font: 16px/1.7 -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(10,11,14,.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
header .wrap { display: flex; align-items: center; gap: 18px; height: 56px; }
.logo { font-weight: 800; letter-spacing: .3px; display: flex; align-items: center; gap: 8px; font-size: 15px; }
.logo i { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 10px var(--brand); }
nav { margin-left: auto; display: flex; gap: 18px; font-size: 14px; }
nav a { color: var(--dim); }
nav a:hover, nav a.on { color: var(--text); text-decoration: none; }

/* 首屏 */
.hero { padding: 46px 0 30px; }
.hero .tagline {
  display: inline-block; font-size: 12px; color: var(--brand);
  border: 1px solid #4a2517; background: #1c120d; padding: 3px 10px; border-radius: 20px; margin-bottom: 14px;
}
.hero h1 { font-size: 40px; line-height: 1.18; letter-spacing: -1px; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--brand); }
.hero h2.sub { font-size: 17px; font-weight: 400; color: var(--dim); margin-top: 16px; max-width: 620px; }
.cta { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 10px; font-size: 16px; font-weight: 700;
  background: var(--panel2); color: var(--text); border: 1px solid var(--line);
}
.btn:hover { background: #262a33; text-decoration: none; }
.btn.primary { background: linear-gradient(135deg, #ff6a34, var(--brand2)); border: 0; color: #fff; box-shadow: 0 6px 24px -8px #ff5a2b88; }
.btn.primary:hover { filter: brightness(1.07); }
.btn small { font-weight: 400; opacity: .8; font-size: 12px; }
.price { font-size: 13px; color: var(--dim); }
.price b { color: var(--text); font-size: 18px; }

/* 截图 */
.shot { border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); background: #0f1116; }
.shot img { width: 100%; }
.shot-cap { font-size: 12px; color: var(--dim2); padding: 8px 12px; border-top: 1px solid var(--line); }
.hero-shot { margin-top: 26px; display: grid; grid-template-columns: 1.35fr .65fr; gap: 14px; align-items: start; }
.hero-shot .shot.small img { height: 100%; object-fit: cover; object-position: top; }

/* 段落 */
section { padding: 44px 0; border-top: 1px solid var(--line); }
h2.sec { font-size: 24px; letter-spacing: -.4px; margin-bottom: 6px; }
p.lead { color: var(--dim); font-size: 15px; margin-bottom: 22px; }

/* 三点卖点 */
.points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.point { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.point .n { font-size: 12px; color: var(--brand); font-weight: 700; letter-spacing: 1px; }
.point h3 { font-size: 17px; margin: 6px 0 8px; }
.point p { color: var(--dim); font-size: 14px; }

/* 功能列表 */
.feats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.feat { display: flex; gap: 12px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.feat .ico { width: 34px; height: 34px; flex: 0 0 34px; border-radius: 9px; background: #241a14; color: var(--brand);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; }
.feat h4 { font-size: 15px; margin-bottom: 3px; }
.feat p { font-size: 13px; color: var(--dim); }

/* 工具卡片 */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; }
.card h3 { font-size: 17px; margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.card p { color: var(--dim); font-size: 14px; }
.card.soon { opacity: .55; }
.tag { font-size: 11px; padding: 2px 9px; border-radius: 20px; background: #232833; color: var(--dim); font-weight: 500; }
.tag.hot { background: #3a1d12; color: #ff9a76; }
.tag.soon { background: #1d2027; color: var(--dim2); }

/* 下载 */
.os-warn {
  display: flex; gap: 14px; align-items: center;
  background: #241207; border: 1px solid #57301a; border-radius: var(--r); padding: 16px 18px; margin-bottom: 18px;
}
.os-warn .big { font-size: 24px; }
.os-warn b { color: #ffb08a; }
.os-warn p { font-size: 13px; color: #d8b8a6; }
.dl {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px;
}
.dl .info { flex: 1 1 240px; }
.dl .ver { font-size: 18px; font-weight: 700; }
.dl .meta { font-size: 13px; color: var(--dim2); margin-top: 4px; }
.dl .btn { padding: 14px 30px; font-size: 16px; }
.small-note { font-size: 12px; color: var(--dim2); margin-top: 12px; }

/* 教程列表 */
.tuts { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.tut { display: block; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; color: var(--text); }
.tut:hover { border-color: #3a4150; text-decoration: none; }
.tut .k { font-size: 12px; color: var(--brand); font-weight: 700; }
.tut h3 { font-size: 16px; margin: 6px 0 6px; }
.tut p { font-size: 13px; color: var(--dim); }

/* 教程正文 */
.article { max-width: 760px; }
.article h1 { font-size: 30px; letter-spacing: -.5px; margin-bottom: 10px; }
.article .meta { color: var(--dim2); font-size: 13px; margin-bottom: 26px; }
.article h2 { font-size: 20px; margin: 34px 0 10px; padding-top: 10px; }
.article h3 { font-size: 16px; margin: 22px 0 8px; }
.article p, .article li { color: #c8ccd3; font-size: 15px; }
.article ul, .article ol { margin: 10px 0 10px 22px; }
.article li { margin: 6px 0; }
.article .shot { margin: 18px 0; }
.article .tip {
  background: #14210f; border: 1px solid #2b4020; border-left: 3px solid var(--ok);
  border-radius: 10px; padding: 14px 16px; margin: 18px 0; font-size: 14px; color: #bcd6ad;
}
.article .warn {
  background: #22130a; border: 1px solid #4a2a16; border-left: 3px solid var(--brand);
  border-radius: 10px; padding: 14px 16px; margin: 18px 0; font-size: 14px; color: #e3c0ae;
}
.article code { background: #191d24; border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; font-size: 13px; color: #e0b48c; }
.article .steps { counter-reset: s; margin: 20px 0; }
.article .steps > li { list-style: none; position: relative; padding-left: 40px; margin: 0 0 22px; }
.article .steps > li::before {
  counter-increment: s; content: counter(s); position: absolute; left: 0; top: 1px;
  width: 26px; height: 26px; border-radius: 50%; background: #241a14; color: var(--brand);
  font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center;
  border: 1px solid #3a251a;
}
.backlink { display: inline-block; margin-bottom: 18px; font-size: 13px; color: var(--dim); }
.pager { display: flex; gap: 12px; justify-content: space-between; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; }

footer { border-top: 1px solid var(--line); padding: 26px 0 44px; color: var(--dim2); font-size: 13px; }
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

/* 手机 */
@media (max-width: 720px) {
  body { font-size: 15px; }
  header .wrap { height: 52px; gap: 12px; }
  nav { gap: 14px; font-size: 13px; }
  .hero { padding: 30px 0 20px; }
  .hero h1 { font-size: 28px; letter-spacing: -.5px; }
  .hero h2.sub { font-size: 15px; }
  .hero-shot { grid-template-columns: 1fr; }
  .points, .feats { grid-template-columns: 1fr; }
  section { padding: 30px 0; }
  h2.sec { font-size: 20px; }
  .dl .btn { width: 100%; }
  .btn { padding: 12px 20px; font-size: 15px; }
  .article h1 { font-size: 24px; }
  .article h2 { font-size: 18px; }
  .os-warn { align-items: flex-start; }
  .os-warn .big { font-size: 20px; }
}