:root{
  --bg:#fbfbfa; --card:#fff; --ink:#1a1a1a; --muted:#6b6b6b; --line:#e6e6e3;
  --accent:#111; --web:#2563eb; --mac:#7c3aed;
  --mono:'SFMono-Regular',ui-monospace,'JetBrains Mono',Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
  --r:14px; --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.04);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.6;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
b{font-weight:600}
strong{font-weight:600}

/* hero */
.hero{position:relative;padding:84px 0 48px;text-align:center;border-bottom:1px solid var(--line);overflow:hidden;isolation:isolate}
/* 底层:透视网格线,向远处收束 */
.hero::before{content:"";position:absolute;inset:0;z-index:-3;
  background-image:
    linear-gradient(rgba(37,99,235,.10) 1px,transparent 1px),
    linear-gradient(90deg,rgba(124,58,237,.09) 1px,transparent 1px);
  background-size:44px 44px;
  transform:perspective(340px) rotateX(58deg) scale(1.6);
  transform-origin:top center;
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,transparent 62%);
  mask-image:linear-gradient(to bottom,#000 0%,transparent 62%)}
/* 中层:三团流动的彩色辉光 */
.hero::after{content:"";position:absolute;inset:-30% -20%;z-index:-2;pointer-events:none;
  background:
    radial-gradient(460px 340px at 20% 28%,rgba(37,99,235,.28),transparent 68%),
    radial-gradient(500px 360px at 82% 22%,rgba(124,58,237,.26),transparent 70%),
    radial-gradient(400px 300px at 55% 60%,rgba(6,182,212,.18),transparent 72%);
  filter:blur(6px);
  animation:heroGlow 16s ease-in-out infinite alternate}
@keyframes heroGlow{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(3%,-2%,0) scale(1.08)}
  100%{transform:translate3d(-3%,2%,0) scale(1.04)}}
/* 顶部一道发光极光带 */
.hero .wrap::before{content:"";position:absolute;top:-40px;left:50%;transform:translateX(-50%);
  width:min(680px,86%);height:180px;z-index:-1;pointer-events:none;border-radius:50%;
  background:radial-gradient(closest-side,rgba(99,102,241,.22),transparent);
  filter:blur(30px);opacity:.9}
.hero .wrap{position:relative;z-index:1}
@media(prefers-reduced-motion:reduce){.hero::after{animation:none}}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:20px}
.hero h1{font-size:clamp(34px,6vw,60px);line-height:1.08;font-weight:700;letter-spacing:-.02em}
.lede{margin:22px auto 0;max-width:640px;color:var(--muted);font-size:16px}
.search-box{position:relative;max-width:600px;margin:34px auto 0;display:flex;align-items:center}
.search-box input{width:100%;font-size:16px;font-family:var(--sans);padding:16px 44px 16px 58px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);box-shadow:var(--shadow);outline:none;transition:border-color .15s,box-shadow .15s}
.search-box input:focus{border-color:#bbb;box-shadow:0 0 0 4px rgba(0,0,0,.05)}
.search-ico{position:absolute;left:18px;font-family:var(--mono);font-size:12px;color:var(--muted);background:#f0f0ee;padding:3px 6px;border-radius:6px;pointer-events:none}
.clear{position:absolute;right:14px;border:none;background:none;font-size:22px;color:var(--muted);cursor:pointer;line-height:1}
.examples{margin:18px auto 0;max-width:720px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center}
.ex-label{font-size:13px;color:var(--muted)}
.ex{font-size:13px;color:#333;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:5px 13px;cursor:pointer;transition:background .12s,border-color .12s}
.ex:hover{background:#f2f2f0;border-color:#d8d8d5}

/* toolbar */
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:28px 0 18px;flex-wrap:wrap}
.filters{display:flex;gap:8px}
.chip{font-family:var(--sans);font-size:14px;color:#333;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:7px 16px;cursor:pointer;transition:.12s}
.chip b{color:var(--muted);margin-left:4px;font-size:12px}
.chip:hover{border-color:#ccc}
.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip.active b{color:rgba(255,255,255,.6)}
.count{font-size:13px;color:var(--muted)}

/* grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding-bottom:48px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 16px;cursor:pointer;transition:transform .12s,box-shadow .12s,border-color .12s;display:flex;flex-direction:column;gap:8px;text-align:left}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#d5d5d2}
.card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.card-names{display:flex;flex-direction:column;gap:2px}
.card-en{font-size:16px;font-weight:600;letter-spacing:-.01em}
.card-cn{font-size:13px;color:var(--muted)}
.tag{flex-shrink:0;font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:999px;font-weight:500}
.tag.web{color:var(--web);background:rgba(37,99,235,.09)}
.tag.macos{color:var(--mac);background:rgba(124,58,237,.09)}
.card-api{font-family:var(--mono);font-size:12px;color:#333;background:#f5f5f3;border-radius:7px;padding:5px 9px;align-self:flex-start;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card-tag{font-size:13.5px;color:#444;line-height:1.5}

.empty{text-align:center;padding:60px 0 80px}
.empty .muted{margin-top:8px;max-width:460px;margin-inline:auto}
.muted{color:var(--muted);font-size:13.5px}

/* footer */
.foot{border-top:1px solid var(--line);padding:36px 0 60px;text-align:center}
.foot p{font-size:13.5px;color:#555;margin-bottom:6px}

/* modal */
.modal{position:fixed;inset:0;z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:40px 20px;overflow-y:auto}
.modal[hidden]{display:none}
.modal-backdrop{position:fixed;inset:0;background:rgba(20,20,20,.45);backdrop-filter:blur(3px)}
.modal-card{position:relative;background:var(--card);border-radius:18px;max-width:720px;width:100%;padding:36px 40px 44px;box-shadow:0 20px 60px rgba(0,0,0,.25);margin:auto;z-index:1}
.modal-close{position:absolute;top:18px;right:20px;border:none;background:#f0f0ee;width:32px;height:32px;border-radius:50%;font-size:20px;cursor:pointer;color:#555;line-height:1}
.modal-close:hover{background:#e6e6e3}
.m-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:4px}
.m-name{font-size:26px;font-weight:700;letter-spacing:-.02em}
.m-cn{font-size:15px;color:var(--muted);margin-bottom:20px}
.m-tag{font-size:15px;color:#333;background:#f5f5f3;border-radius:10px;padding:12px 16px;margin-bottom:22px;line-height:1.6}
.m-sec-title{font-size:12px;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:24px 0 12px}
.m-desc{font-size:15px;color:#2a2a2a;line-height:1.75}
.m-desc code{font-family:var(--mono);font-size:13px;background:#f0f0ee;padding:1px 5px;border-radius:5px}
.api-row{display:flex;gap:12px;padding:11px 0;border-top:1px solid var(--line);align-items:baseline}
.api-fw{flex-shrink:0;width:130px;font-size:12.5px;color:var(--muted)}
.api-main{flex:1}
.api-sym{font-family:var(--mono);font-size:13px;color:#111;background:#f5f5f3;padding:2px 7px;border-radius:6px;display:inline-block}
.api-note{font-size:13px;color:#555;margin-top:5px;line-height:1.55}
.parts{display:flex;flex-direction:column;gap:12px}
.part{border:1px solid var(--line);border-radius:10px;padding:13px 15px}
.part-h{display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;margin-bottom:5px}
.part-n{font-weight:600;font-size:14.5px}
.part-api{font-family:var(--mono);font-size:12px;color:#444;background:#f0f0ee;padding:1px 6px;border-radius:5px}
.part-d{font-size:13.5px;color:#555;line-height:1.6}
.aka{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.aka span{font-size:12.5px;color:#555;background:#f2f2f0;border-radius:999px;padding:3px 10px}

/* ===== 卡片动效 demo ===== */
.card-demo{height:96px;border-radius:10px;background:#0f1115;overflow:hidden;position:relative;margin-bottom:2px;display:flex;align-items:center;justify-content:center}
.card-demo *{box-sizing:border-box}

/* 缓动 */
.d-ease{width:88%;display:flex;flex-direction:column;gap:14px}
.d-ease-row{display:flex;align-items:center;gap:8px;position:relative;height:14px}
.d-ease-tag{font-family:var(--mono);font-size:9px;color:#7a8290;width:52px;flex-shrink:0}
.d-ease-dot{width:12px;height:12px;border-radius:50%;background:#5b9dff;position:absolute;left:52px}
.d-ease-dot.linear{animation:d-slide 2.4s linear infinite}
.d-ease-dot.easeout{background:#c084fc;animation:d-slide 2.4s cubic-bezier(.16,1,.3,1) infinite}
@keyframes d-slide{0%{transform:translateX(0)}50%{transform:translateX(150px)}100%{transform:translateX(0)}}

/* 弹簧 */
.d-spring{position:relative;width:80%;height:34px;display:flex;align-items:center}
.d-spring-target{position:absolute;right:24px;top:0;bottom:0;width:2px;background:#3a4150}
.d-spring-box{width:26px;height:26px;border-radius:7px;background:#c084fc;animation:d-spring 2.2s infinite}
@keyframes d-spring{0%{transform:translateX(0)}
  55%{transform:translateX(150px)}70%{transform:translateX(172px)}80%{transform:translateX(158px)}88%{transform:translateX(166px)}94%{transform:translateX(162px)}100%{transform:translateX(0)}}

/* 跑马灯 */
.d-marquee{width:100%;overflow:hidden;white-space:nowrap;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.d-marquee-track{display:inline-flex;animation:d-marq 6s linear infinite}
.d-marquee-track span{font-family:var(--mono);font-size:13px;color:#9aa3b2;padding-right:0}
@keyframes d-marq{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* 轮播 */
.d-carousel{width:78%;text-align:center}
.d-carousel-track{position:relative;height:52px;border-radius:8px;overflow:hidden}
.d-slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:20px;color:#fff;opacity:0;animation:d-caro 6s infinite}
.d-slide.s1{background:linear-gradient(135deg,#4f7cff,#6d5bff)}
.d-slide.s2{background:linear-gradient(135deg,#ff7a59,#ff5b8a);animation-delay:2s}
.d-slide.s3{background:linear-gradient(135deg,#22c55e,#0ea5a3);animation-delay:4s}
@keyframes d-caro{0%,28%{opacity:1}33%,100%{opacity:0}}
.d-dots{display:flex;gap:5px;justify-content:center;margin-top:8px}
.d-dot{width:6px;height:6px;border-radius:50%;background:#3a4150;animation:d-dot 6s infinite}
.d-dot.d2{animation-delay:2s}.d-dot.d3{animation-delay:4s}
@keyframes d-dot{0%,28%{background:#8fb3ff}33%,100%{background:#3a4150}}

/* 视差 */
.d-parallax{position:relative;width:100%;height:100%;overflow:hidden}
.d-plx{position:absolute;border-radius:50%}
.d-plx.back{width:40px;height:40px;background:#242b3a;top:12px;animation:d-plx 5s linear infinite}
.d-plx.mid{width:26px;height:26px;background:#39435a;top:44px;animation:d-plx 5s linear infinite;animation-duration:3.4s}
.d-plx.front{width:16px;height:16px;background:#5b9dff;top:20px;animation:d-plx 5s linear infinite;animation-duration:2.2s}
@keyframes d-plx{0%{left:-15%}100%{left:110%}}

/* 进度指示 */
.d-prog{display:flex;align-items:center;gap:20px}
.d-spinner{width:24px;height:24px;border-radius:50%;border:3px solid #2a3140;border-top-color:#5b9dff;animation:d-spin .8s linear infinite;display:inline-block}
.d-spinner.sm{width:18px;height:18px;border-width:2.5px}
@keyframes d-spin{to{transform:rotate(360deg)}}
.d-ring{width:26px;height:26px;border-radius:50%;display:inline-block;background:conic-gradient(#c084fc var(--p,0%),#2a3140 0);animation:d-ringp 2.4s ease-in-out infinite;-webkit-mask:radial-gradient(closest-side,transparent 66%,#000 67%);mask:radial-gradient(closest-side,transparent 66%,#000 67%)}
@keyframes d-ringp{0%{--p:0%}70%,100%{--p:100%}}
.d-bar{width:70px;height:6px;border-radius:99px;background:#2a3140;overflow:hidden}
.d-bar i{display:block;height:100%;width:40%;border-radius:99px;background:#22c55e;animation:d-barp 2.4s ease-in-out infinite}
@keyframes d-barp{0%{width:5%}70%,100%{width:100%}}

/* Toast */
.d-toast-stage{position:relative;width:100%;height:100%}
.d-toast{position:absolute;left:50%;bottom:14px;transform:translateX(-50%) translateY(40px);opacity:0;background:#e8eaed;color:#1a1a1a;font-size:12px;padding:7px 14px;border-radius:8px;white-space:nowrap;animation:d-toast 3.4s ease-in-out infinite}
@keyframes d-toast{0%{transform:translateX(-50%) translateY(40px);opacity:0}12%,60%{transform:translateX(-50%) translateY(0);opacity:1}75%,100%{transform:translateX(-50%) translateY(40px);opacity:0}}

/* 骨架屏 */
.d-skel{display:flex;align-items:center;gap:16px;width:78%}
.d-skel-lines{flex:1;display:flex;flex-direction:column;gap:8px}
.d-skel-line{height:9px;border-radius:99px;background:linear-gradient(90deg,#232a38 25%,#333c4e 37%,#232a38 63%);background-size:400% 100%;animation:d-shimmer 1.4s ease infinite}
.d-skel-line.w70{width:70%}.d-skel-line.w90{width:90%}.d-skel-line.w50{width:50%}
@keyframes d-shimmer{0%{background-position:100% 0}100%{background-position:0 0}}

/* 解码文字 */
.d-scramble{width:100%;text-align:center}
.d-scramble-txt{font-family:var(--mono);font-size:16px;letter-spacing:.08em;color:#5ee6a8;font-weight:600}

/* ===== 第二档 CSS ===== */
/* 蒙层 */
.d-scrim{position:relative;width:82%;height:74px}
.d-scrim-bg{position:absolute;inset:0;display:flex;flex-direction:column;gap:6px;padding:8px;background:#1a2130;border-radius:8px}
.d-scrim-bg span{height:8px;background:#2c3547;border-radius:99px;font-size:0}
.d-scrim-veil{position:absolute;inset:0;background:rgba(0,0,0,.55);border-radius:8px;opacity:0;animation:d-fade 3.4s ease-in-out infinite}
.d-scrim-modal{position:absolute;left:50%;top:50%;transform:translate(-50%,-46%) scale(.9);width:56%;height:34px;background:#e8eaed;color:#1a1a1a;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;opacity:0;animation:d-pop 3.4s ease-in-out infinite}
@keyframes d-fade{0%,8%{opacity:0}22%,70%{opacity:1}85%,100%{opacity:0}}
@keyframes d-pop{0%,8%{opacity:0;transform:translate(-50%,-40%) scale(.9)}24%,70%{opacity:1;transform:translate(-50%,-50%) scale(1)}85%,100%{opacity:0;transform:translate(-50%,-40%) scale(.9)}}

/* 灯箱 */
.d-lb{position:relative;width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.d-lb-thumb{width:30px;height:30px;border-radius:6px;background:linear-gradient(135deg,#4f7cff,#22c55e)}
.d-lb-veil{position:absolute;inset:0;background:rgba(0,0,0,.6);opacity:0;animation:d-fade 3.6s ease-in-out infinite}
.d-lb-big{position:absolute;width:56px;height:44px;border-radius:8px;background:linear-gradient(135deg,#4f7cff,#22c55e);opacity:0;transform:scale(.4);animation:d-lbig 3.6s ease-in-out infinite}
@keyframes d-lbig{0%,10%{opacity:0;transform:scale(.4)}26%,72%{opacity:1;transform:scale(1)}86%,100%{opacity:0;transform:scale(.4)}}

/* 手风琴 */
.d-acc{width:80%;display:flex;flex-direction:column;gap:6px}
.d-acc-item{background:#1a2130;border-radius:7px;overflow:hidden}
.d-acc-h{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;font-size:12px;color:#c3cad6}
.d-acc-chev{display:inline-block;transform-origin:center;animation:d-chev 3.2s ease-in-out infinite}
@keyframes d-chev{0%,12%{transform:rotate(0)}30%,72%{transform:rotate(90deg)}88%,100%{transform:rotate(0)}}
.d-acc-body{display:flex;flex-direction:column;gap:5px;padding:0 10px;max-height:0;opacity:0;animation:d-accbody 3.2s ease-in-out infinite}
.d-acc-body i{height:6px;background:#2c3547;border-radius:99px}
.d-acc-body i:first-child{width:90%}.d-acc-body i:last-child{width:60%}
@keyframes d-accbody{0%,12%{max-height:0;opacity:0;padding-bottom:0}30%,72%{max-height:40px;opacity:1;padding-bottom:10px}88%,100%{max-height:0;opacity:0;padding-bottom:0}}
.d-acc-item.static .d-acc-h b{color:#5a6472}

/* 标签页 */
.d-tabs{width:82%}
.d-tabs-row{position:relative;display:flex;gap:16px;font-size:12px;color:#7a8290;padding-bottom:7px}
.d-tabs-row span:first-child{color:#e8eaed}
.d-tabs-ink{position:absolute;bottom:0;left:0;width:28px;height:2px;background:#5b9dff;animation:d-ink 4.5s ease-in-out infinite}
@keyframes d-ink{0%,20%{left:0;width:28px}33%,53%{left:44px;width:28px}66%,86%{left:88px;width:28px}100%{left:0;width:28px}}
.d-tabs-panel{margin-top:8px;display:flex;flex-direction:column;gap:5px}
.d-tabs-panel i{height:7px;background:#2c3547;border-radius:99px}
.d-tabs-panel .l1{width:85%}.d-tabs-panel .l2{width:55%}

/* 悬浮卡 */
.d-hc{position:relative;width:80%;font-size:12px;color:#9aa3b2;text-align:center;padding-top:36px}
.d-hc-ref{color:#5b9dff;background:rgba(91,157,255,.12);padding:2px 7px;border-radius:5px}
.d-hc-pop{position:absolute;left:50%;top:0;transform:translateX(-50%) translateY(6px);display:flex;gap:8px;align-items:center;background:#e8eaed;border-radius:9px;padding:8px 10px;opacity:0;animation:d-hcpop 3.4s ease-in-out infinite}
.d-hc-av{width:22px;height:22px;border-radius:50%;background:linear-gradient(135deg,#ff7a59,#ff5b8a);flex-shrink:0}
.d-hc-lines{display:flex;flex-direction:column;gap:4px}
.d-hc-lines i{height:5px;border-radius:99px;background:#b8bec9}
.d-hc-lines i:first-child{width:40px}.d-hc-lines i:last-child{width:26px}
@keyframes d-hcpop{0%,16%{opacity:0;transform:translateX(-50%) translateY(6px)}30%,72%{opacity:1;transform:translateX(-50%) translateY(0)}86%,100%{opacity:0;transform:translateX(-50%) translateY(6px)}}

/* 分段控件 */
.d-seg{position:relative;display:flex;background:#1a2130;border-radius:8px;padding:3px;width:66%}
.d-seg span{flex:1;text-align:center;font-size:12px;color:#9aa3b2;padding:5px 0;position:relative;z-index:1}
.d-seg-pill{position:absolute;top:3px;bottom:3px;width:calc(33.3% - 2px);left:3px;background:#4f7cff;border-radius:6px;animation:d-seg 4.2s ease-in-out infinite}
@keyframes d-seg{0%,18%{left:3px}33%,51%{left:33.3%}66%,84%{left:calc(66.6% - 6px)}100%{left:3px}}

/* 命令面板 */
.d-cmd{width:82%}
.d-cmd-input{display:flex;align-items:center;gap:6px;font-size:12px;color:#c3cad6;background:#1a2130;border-radius:7px;padding:7px 9px}
.d-cmd-k{font-family:var(--mono);font-size:9px;color:#7a8290;background:#2c3547;padding:2px 5px;border-radius:4px}
.d-cmd-caret{width:1px;height:12px;background:#5b9dff;animation:d-blink 1s step-end infinite}
@keyframes d-blink{50%{opacity:0}}
.d-cmd-list{position:relative;margin-top:5px;display:flex;flex-direction:column}
.d-cmd-list span{font-size:12px;color:#9aa3b2;padding:5px 9px;position:relative;z-index:1}
.d-cmd-hl{position:absolute;left:0;right:0;height:24px;background:rgba(91,157,255,.18);border-radius:6px;top:0;animation:d-cmdhl 3.6s ease-in-out infinite}
@keyframes d-cmdhl{0%,20%{top:0}40%,60%{top:24px}80%,100%{top:48px}}

/* 开关/复选/单选 */
.d-scr{display:flex;align-items:center;gap:22px}
.d-scr-switch{width:34px;height:20px;border-radius:99px;background:#2c3547;position:relative;transition:none;animation:d-swbg 3s ease-in-out infinite}
.d-scr-switch b{position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;animation:d-swknob 3s ease-in-out infinite}
@keyframes d-swbg{0%,40%{background:#2c3547}55%,100%{background:#22c55e}}
@keyframes d-swknob{0%,40%{left:2px}55%,100%{left:16px}}
.d-scr-check{width:18px;height:18px;border-radius:5px;background:#2c3547;position:relative;animation:d-ckbg 3s ease-in-out infinite}
.d-scr-check::after{content:'';position:absolute;left:5px;top:2px;width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);transform-origin:center;animation:d-ck 3s ease-in-out infinite}
@keyframes d-ckbg{0%,45%{background:#2c3547}60%,100%{background:#4f7cff}}
@keyframes d-ck{0%,45%{transform:rotate(45deg) scale(0)}60%,100%{transform:rotate(45deg) scale(1)}}
.d-scr-radio{width:18px;height:18px;border-radius:50%;border:2px solid #4f7cff;position:relative}
.d-scr-radio::after{content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(0);width:8px;height:8px;border-radius:50%;background:#4f7cff;animation:d-rd 3s ease-in-out infinite}
@keyframes d-rd{0%,50%{transform:translate(-50%,-50%) scale(0)}65%,100%{transform:translate(-50%,-50%) scale(1)}}

/* ===== 第三档 CSS ===== */
/* 滚动高亮导航 */
.d-spy{display:flex;gap:14px;width:80%}
.d-spy-nav{position:relative;display:flex;flex-direction:column;gap:8px;flex-shrink:0}
.d-spy-nav span{font-size:11px;color:#7a8290;padding:2px 6px;z-index:1}
.d-spy-nav span:first-of-type{color:#e8eaed}
.d-spy-hl{position:absolute;left:0;width:100%;height:17px;background:rgba(91,157,255,.16);border-radius:5px;top:0;animation:d-spyhl 4.2s ease-in-out infinite}
@keyframes d-spyhl{0%,20%{top:0}40%,60%{top:25px}80%,100%{top:50px}}
.d-spy-doc{flex:1;display:flex;flex-direction:column;gap:6px;justify-content:center}
.d-spy-doc i{height:6px;background:#2c3547;border-radius:99px}
.d-spy-doc i:nth-child(odd){width:90%}.d-spy-doc i:nth-child(even){width:65%}

/* 拖拽 */
.d-dnd{display:flex;flex-direction:column;gap:7px;width:60%}
.d-dnd-item{height:16px;border-radius:6px;background:#2c3547}
.d-dnd-item.drag{background:#5b9dff;box-shadow:0 6px 14px rgba(0,0,0,.4);animation:d-drag 3.2s ease-in-out infinite}
@keyframes d-drag{0%,10%{transform:translateY(0) scale(1);opacity:1}
  25%{transform:translateY(-2px) scale(1.04) rotate(-1.5deg)}
  50%{transform:translateY(23px) scale(1.04) rotate(-1.5deg)}
  70%,100%{transform:translateY(23px) scale(1) rotate(0)}}
.d-dnd-item.b{animation:d-yield 3.2s ease-in-out infinite}
@keyframes d-yield{0%,25%{transform:translateY(0)}50%,70%{transform:translateY(-23px)}100%{transform:translateY(-23px)}}

/* 吸顶 */
.d-sticky{width:70%;height:80px;overflow:hidden;border-radius:8px;background:#141a26;position:relative}
.d-sticky-scroll{display:flex;flex-direction:column;gap:6px;padding:8px;animation:d-scrollup 4s ease-in-out infinite}
.d-sticky-scroll i{height:12px;background:#2c3547;border-radius:4px;flex-shrink:0}
.d-sticky-bar{position:sticky;top:0;background:#5b9dff;color:#fff;font-size:10px;text-align:center;padding:4px;border-radius:4px;flex-shrink:0}
@keyframes d-scrollup{0%,15%{transform:translateY(0)}85%,100%{transform:translateY(-46px)}}

/* 组合框 */
.d-combo{width:66%}
.d-combo-in{display:flex;align-items:center;font-size:13px;color:#e8eaed;background:#1a2130;border-radius:7px;padding:8px 10px}
.d-combo-caret{width:1px;height:14px;background:#5b9dff;margin-left:1px;animation:d-blink 1s step-end infinite}
.d-combo-list{margin-top:5px;display:flex;flex-direction:column;background:#1a2130;border-radius:7px;overflow:hidden;animation:d-comboshow 3.4s ease-in-out infinite}
.d-combo-list span{font-size:12px;color:#c3cad6;padding:6px 10px}
.d-combo-list span:first-child{background:rgba(91,157,255,.16)}
@keyframes d-comboshow{0%,20%{opacity:0;transform:translateY(-4px)}35%,85%{opacity:1;transform:translateY(0)}100%{opacity:0}}

/* 汉堡菜单 */
.d-burger{position:relative;width:80%;height:70px}
.d-burger-btn{position:absolute;top:6px;left:6px;display:flex;flex-direction:column;gap:4px;z-index:2}
.d-burger-btn b{width:20px;height:2.5px;background:#e8eaed;border-radius:2px}
.d-burger-btn b:nth-child(1){animation:d-bg1 3.4s ease-in-out infinite}
.d-burger-btn b:nth-child(2){animation:d-bg2 3.4s ease-in-out infinite}
.d-burger-btn b:nth-child(3){animation:d-bg3 3.4s ease-in-out infinite}
@keyframes d-bg1{0%,15%{transform:none}30%,70%{transform:translateY(6.5px) rotate(45deg)}85%,100%{transform:none}}
@keyframes d-bg2{0%,15%{opacity:1}30%,70%{opacity:0}85%,100%{opacity:1}}
@keyframes d-bg3{0%,15%{transform:none}30%,70%{transform:translateY(-6.5px) rotate(-45deg)}85%,100%{transform:none}}
.d-drawer{position:absolute;top:0;bottom:0;left:0;width:52%;background:#1a2130;border-radius:6px;padding:10px 8px;display:flex;flex-direction:column;gap:7px;transform:translateX(-110%);animation:d-drw 3.4s ease-in-out infinite}
.d-drawer i{height:7px;background:#2c3547;border-radius:99px}
@keyframes d-drw{0%,15%{transform:translateX(-110%)}30%,70%{transform:translateX(0)}85%,100%{transform:translateX(-110%)}}

/* 弹窗/抽屉/底部弹层 */
.d-dds{position:relative;width:100%;height:100%;overflow:hidden}
.d-dds-dim{position:absolute;inset:0;background:rgba(0,0,0,.5);opacity:0;animation:d-fade 9s ease-in-out infinite}
.d-dds-modal,.d-dds-drawer,.d-dds-sheet{position:absolute;background:#e8eaed;color:#1a1a1a;font-size:11px;display:flex;align-items:center;justify-content:center;opacity:0}
.d-dds-modal{left:50%;top:50%;transform:translate(-50%,-50%) scale(.9);width:50%;height:38px;border-radius:8px;animation:d-ddsm 9s ease-in-out infinite}
.d-dds-drawer{right:0;top:0;bottom:0;width:44%;transform:translateX(100%);border-radius:8px 0 0 8px;animation:d-ddsd 9s ease-in-out infinite}
.d-dds-sheet{left:0;right:0;bottom:0;height:44%;transform:translateY(100%);border-radius:8px 8px 0 0;animation:d-ddss 9s ease-in-out infinite}
@keyframes d-ddsm{0%{opacity:0;transform:translate(-50%,-42%) scale(.9)}5%,28%{opacity:1;transform:translate(-50%,-50%) scale(1)}33%,100%{opacity:0;transform:translate(-50%,-42%) scale(.9)}}
@keyframes d-ddsd{0%,33%{opacity:0;transform:translateX(100%)}38%,61%{opacity:1;transform:translateX(0)}66%,100%{opacity:0;transform:translateX(100%)}}
@keyframes d-ddss{0%,66%{opacity:0;transform:translateY(100%)}71%,94%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(100%)}}

/* 分页 */
.d-page{position:relative;display:flex;gap:6px}
.d-page span{width:26px;height:26px;display:flex;align-items:center;justify-content:center;font-size:12px;color:#9aa3b2;border-radius:6px;position:relative;z-index:1}
.d-page-hl{position:absolute;top:0;left:0;width:26px;height:26px;background:#4f7cff;border-radius:6px;animation:d-pagehl 4s ease-in-out infinite}
@keyframes d-pagehl{0%,15%{left:0}28%,40%{left:32px}53%,65%{left:64px}78%,100%{left:96px}}

/* 多选 chip */
.d-multi{display:flex;gap:7px}
.d-chip{font-size:12px;color:#fff;background:#4f7cff;border-radius:99px;padding:5px 12px;opacity:0;transform:scale(.6)}
.d-chip.c1{animation:d-chip 3.6s ease-in-out infinite}
.d-chip.c2{animation:d-chip 3.6s ease-in-out infinite .5s}
.d-chip.c3{animation:d-chip 3.6s ease-in-out infinite 1s}
@keyframes d-chip{0%,10%{opacity:0;transform:scale(.6)}22%,80%{opacity:1;transform:scale(1)}92%,100%{opacity:0;transform:scale(.6)}}

/* 指针 */
.d-ptr{display:flex;flex-direction:column;align-items:center;gap:8px}
.d-ptr-cur{font-size:30px;color:#e8eaed;line-height:1}
.d-ptr-name{font-family:var(--mono);font-size:11px;color:#7a8290}

/* 步进器 */
.d-step{display:flex;align-items:stretch;background:#1a2130;border-radius:8px;overflow:hidden}
.d-step-val{display:flex;align-items:center;justify-content:center;width:40px;font-size:16px;color:#e8eaed}
.d-step-btns{display:flex;flex-direction:column;border-left:1px solid #2c3547}
.d-step-btns b{flex:1;display:flex;align-items:center;justify-content:center;width:24px;font-size:9px;color:#9aa3b2}
.d-step-btns b.up{animation:d-press 4s ease-in-out infinite}
.d-step-btns b.dn{animation:d-press 4s ease-in-out infinite 2s}
@keyframes d-press{0%,8%,20%,100%{background:transparent}12%{background:rgba(91,157,255,.35)}}

/* ===== 第四档 CSS (macOS) ===== */
/* 红绿灯 */
.d-tl{display:flex;gap:9px}
.d-tl-dot{width:16px;height:16px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;color:rgba(0,0,0,.55);font-weight:700}
.d-tl-dot.red{background:#ff5f57}.d-tl-dot.yellow{background:#febc2e}.d-tl-dot.green{background:#28c840}
.d-tl .d-tl-dot{animation:d-tlsym 3s ease-in-out infinite}
@keyframes d-tlsym{0%,25%{color:transparent}45%,80%{color:rgba(0,0,0,.55)}100%{color:transparent}}

/* Dock 角标 */
.d-dock{display:flex;align-items:flex-end;height:100%;padding-bottom:6px}
.d-dock-ico{position:relative;width:44px;height:44px;border-radius:11px;background:linear-gradient(135deg,#4f8cff,#3a6de0);display:flex;align-items:center;justify-content:center;font-size:22px;animation:d-bounce 3.2s ease-in-out infinite}
@keyframes d-bounce{0%,70%,100%{transform:translateY(0)}78%{transform:translateY(-12px)}86%{transform:translateY(0)}92%{transform:translateY(-5px)}97%{transform:translateY(0)}}
.d-dock-badge{position:absolute;top:-5px;right:-5px;min-width:18px;height:18px;padding:0 4px;background:#ff3b30;color:#fff;border-radius:99px;font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center;transform:scale(0);animation:d-badgepop 3.2s ease-in-out infinite}
@keyframes d-badgepop{0%,10%{transform:scale(0)}22%,100%{transform:scale(1)}}

/* 文本光标 */
.d-caret{font-size:15px;color:#e8eaed;display:flex;align-items:center}
.d-caret-bar{width:1.5px;height:18px;background:#5b9dff;margin-left:1px;animation:d-blink 1.1s step-end infinite}

/* 展开三角 */
.d-disc{width:70%}
.d-disc-h{display:flex;align-items:center;gap:6px;font-size:13px;color:#e8eaed}
.d-disc-tri{display:inline-block;font-size:10px;color:#9aa3b2;transform-origin:center;animation:d-tri 3.2s ease-in-out infinite}
@keyframes d-tri{0%,12%{transform:rotate(0)}30%,72%{transform:rotate(90deg)}88%,100%{transform:rotate(0)}}
.d-disc-body{padding-left:16px;display:flex;flex-direction:column;gap:5px;max-height:0;opacity:0;overflow:hidden;animation:d-discbody 3.2s ease-in-out infinite}
.d-disc-body i{height:6px;background:#2c3547;border-radius:99px}
.d-disc-body i:first-child{width:80%}.d-disc-body i:last-child{width:55%}
@keyframes d-discbody{0%,12%{max-height:0;opacity:0;margin-top:0}30%,72%{max-height:30px;opacity:1;margin-top:6px}88%,100%{max-height:0;opacity:0;margin-top:0}}

/* 滑块 */
.d-slider{width:74%}
.d-slider-track{position:relative;height:4px;background:#2c3547;border-radius:99px}
.d-slider-fill{position:absolute;left:0;top:0;height:100%;background:#4f7cff;border-radius:99px;width:20%;animation:d-slfill 3.6s ease-in-out infinite}
.d-slider-knob{position:absolute;top:50%;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.4);transform:translate(-50%,-50%);left:20%;animation:d-slknob 3.6s ease-in-out infinite}
@keyframes d-slfill{0%,100%{width:15%}50%{width:85%}}
@keyframes d-slknob{0%,100%{left:15%}50%{left:85%}}

/* 取色器 */
.d-cw{position:relative;display:flex;flex-direction:column;align-items:center;gap:8px}
.d-cw-swatch{width:34px;height:22px;border-radius:5px;border:2px solid rgba(255,255,255,.3);animation:d-cwcolor 4s ease-in-out infinite}
@keyframes d-cwcolor{0%{background:#ff5f57}33%{background:#28c840}66%{background:#4f7cff}100%{background:#ff5f57}}
.d-cw-pop{display:flex;gap:4px;background:#e8eaed;padding:5px;border-radius:6px;opacity:0;transform:translateY(-4px) scale(.9);animation:d-cwpop 4s ease-in-out infinite}
.d-cw-pop i{width:12px;height:12px;border-radius:3px}
.d-cw-pop i:nth-child(1){background:#ff5f57}.d-cw-pop i:nth-child(2){background:#febc2e}.d-cw-pop i:nth-child(3){background:#28c840}.d-cw-pop i:nth-child(4){background:#4f7cff}
@keyframes d-cwpop{0%,15%{opacity:0;transform:translateY(-4px) scale(.9)}30%,80%{opacity:1;transform:translateY(0) scale(1)}92%,100%{opacity:0;transform:translateY(-4px) scale(.9)}}

/* 水平指示器 星级 */
.d-lvl{display:flex;gap:4px;font-size:20px}
.d-lvl .s{color:#2c3547}
.d-lvl .s1{animation:d-star 4s step-end infinite}
.d-lvl .s2{animation:d-star 4s step-end infinite}
.d-lvl .s3{animation:d-star 4s step-end infinite}
.d-lvl .s4{animation:d-star 4s step-end infinite}
.d-lvl .s5{animation:d-star 4s step-end infinite}
.d-lvl .s1{animation-delay:.2s}.d-lvl .s2{animation-delay:.5s}.d-lvl .s3{animation-delay:.8s}.d-lvl .s4{animation-delay:1.1s}.d-lvl .s5{animation-delay:1.4s}
@keyframes d-star{0%{color:#2c3547}50%,100%{color:#febc2e}}

/* 气泡弹层 */
.d-pv{position:relative;width:70%;display:flex;flex-direction:column;align-items:center;padding-top:34px}
.d-pv-btn{font-size:12px;color:#e8eaed;background:#2c3547;padding:5px 12px;border-radius:6px}
.d-pv-pop{position:absolute;top:0;left:50%;transform:translateX(-50%) translateY(6px) scale(.9);background:#e8eaed;border-radius:8px;padding:9px 11px;display:flex;flex-direction:column;gap:5px;width:64%;opacity:0;transform-origin:bottom center;animation:d-pvpop 3.4s ease-in-out infinite}
.d-pv-pop::after{content:'';position:absolute;bottom:-5px;left:50%;transform:translateX(-50%);border:6px solid transparent;border-top-color:#e8eaed;border-bottom:0}
.d-pv-pop i{height:6px;border-radius:99px;background:#b8bec9}
.d-pv-pop i:first-child{width:90%}.d-pv-pop i:last-child{width:60%}
@keyframes d-pvpop{0%,15%{opacity:0;transform:translateX(-50%) translateY(6px) scale(.9)}30%,72%{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}88%,100%{opacity:0;transform:translateX(-50%) translateY(6px) scale(.9)}}

/* ===== 第五档 CSS ===== */
/* 日期选择器 */
.d-dp{width:74%}
.d-dp-field{font-size:12px;color:#e8eaed;background:#1a2130;border-radius:6px;padding:6px 9px;text-align:center}
.d-dp-cal{margin-top:6px;display:grid;grid-template-columns:repeat(5,1fr);gap:3px}
.d-dp-cal i{aspect-ratio:1;border-radius:4px;background:#232a38}
.d-dp-cal i.r{background:rgba(91,157,255,.25);animation:d-dpr 3.4s ease-in-out infinite}
.d-dp-cal i.r0{background:#4f7cff}.d-dp-cal i.r1{background:#4f7cff}
@keyframes d-dpr{0%,20%{background:#232a38}40%,90%{background:rgba(91,157,255,.25)}100%{background:#232a38}}

/* 文字截断 */
.d-trunc{width:80%;display:flex;flex-direction:column;gap:9px}
.d-trunc-line{font-size:12px;color:#c3cad6;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.d-trunc-clamp{font-size:12px;color:#c3cad6;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 缩放手柄 */
.d-rz{width:100%;height:100%;display:flex;align-items:center;justify-content:center}
.d-rz-box{position:relative;width:46px;height:34px;background:#1a2130;border:1px solid #2c3547;border-radius:6px;animation:d-rzbox 3s ease-in-out infinite}
@keyframes d-rzbox{0%,15%{width:46px;height:34px}45%,70%{width:74px;height:52px}90%,100%{width:46px;height:34px}}
.d-rz-grip{position:absolute;right:3px;bottom:3px;width:8px;height:8px;background:linear-gradient(135deg,transparent 45%,#6b7688 45%,#6b7688 55%,transparent 55%,transparent 70%,#6b7688 70%,#6b7688 80%,transparent 80%)}

/* 令牌输入框 */
.d-tok{width:76%;display:flex;align-items:center;gap:6px;background:#1a2130;border-radius:7px;padding:8px 10px;min-height:36px}
.d-tok-chip{font-size:12px;color:#fff;background:#4f7cff;border-radius:5px;padding:3px 9px;opacity:0;transform:scale(.6)}
.d-tok-chip.t1{animation:d-tok 3.6s ease-in-out infinite}
.d-tok-chip.t2{animation:d-tok 3.6s ease-in-out infinite .7s}
@keyframes d-tok{0%,12%{opacity:0;transform:scale(.6)}25%,82%{opacity:1;transform:scale(1)}94%,100%{opacity:0;transform:scale(.6)}}
.d-tok-caret{width:1px;height:15px;background:#5b9dff;animation:d-blink 1.1s step-end infinite}

/* 组合按钮 */
.d-cb{position:relative;display:flex;width:48%}
.d-cb-main{flex:1;background:#4f7cff;color:#fff;font-size:12px;text-align:center;padding:7px 0;border-radius:7px 0 0 7px}
.d-cb-arrow{width:24px;background:#3a68e0;color:#fff;font-size:9px;display:flex;align-items:center;justify-content:center;border-radius:0 7px 7px 0;border-left:1px solid rgba(255,255,255,.25)}
.d-cb-menu{position:absolute;top:calc(100% + 4px);right:0;width:70%;background:#e8eaed;border-radius:7px;padding:6px;display:flex;flex-direction:column;gap:5px;opacity:0;transform:translateY(-4px);animation:d-cbmenu 3.4s ease-in-out infinite}
.d-cb-menu i{height:6px;border-radius:99px;background:#b8bec9}
@keyframes d-cbmenu{0%,20%{opacity:0;transform:translateY(-4px)}35%,82%{opacity:1;transform:translateY(0)}94%,100%{opacity:0;transform:translateY(-4px)}}

/* 三个点菜单 */
.d-td{position:relative;display:flex;flex-direction:column;align-items:center}
.d-td-btn{font-size:20px;color:#c3cad6;letter-spacing:1px}
.d-td-menu{position:absolute;top:calc(100% + 2px);background:#e8eaed;border-radius:7px;padding:6px;width:70px;display:flex;flex-direction:column;gap:5px;opacity:0;transform:translateY(-4px) scale(.95);transform-origin:top;animation:d-cbmenu 3.2s ease-in-out infinite}
.d-td-menu i{height:6px;border-radius:99px;background:#b8bec9}

/* 焦点框 */
.d-focus{position:relative;display:flex;gap:14px}
.d-focus .b{width:34px;height:24px;border-radius:6px;background:#2c3547}
.d-focus-ring{position:absolute;top:-3px;left:-3px;width:40px;height:30px;border-radius:8px;border:2px solid #5b9dff;box-shadow:0 0 0 3px rgba(91,157,255,.25);animation:d-focusring 3.6s ease-in-out infinite}
@keyframes d-focusring{0%,20%{left:-3px}33%,53%{left:45px}66%,86%{left:93px}100%{left:-3px}}

/* 浮层/下拉/提示 */
.d-pdt{position:relative;width:70%;display:flex;flex-direction:column;align-items:center;padding-top:30px}
.d-pdt-btn{font-size:12px;color:#e8eaed;background:#2c3547;padding:5px 12px;border-radius:6px}
.d-pdt-tip{position:absolute;top:8px;background:#000;color:#fff;font-size:10px;padding:3px 8px;border-radius:5px;opacity:0;animation:d-pdttip 5s ease-in-out infinite}
@keyframes d-pdttip{0%,8%{opacity:0}16%,30%{opacity:1}38%,100%{opacity:0}}
.d-pdt-menu{position:absolute;top:calc(100% + 4px);background:#e8eaed;border-radius:7px;padding:6px;width:70%;display:flex;flex-direction:column;gap:5px;opacity:0;transform:translateY(-4px);animation:d-pdtmenu 5s ease-in-out infinite}
.d-pdt-menu i{height:6px;border-radius:99px;background:#b8bec9}
@keyframes d-pdtmenu{0%,45%{opacity:0;transform:translateY(-4px)}55%,88%{opacity:1;transform:translateY(0)}96%,100%{opacity:0;transform:translateY(-4px)}}

/* ============ 静态示意图 ============ */
.card-demo [class^="ds-"]{color:#c3cad6}

/* 步骤条 */
.ds-steps{display:flex;align-items:center}
.ds-step{width:14px;height:14px;border-radius:50%;background:#2c3547;border:2px solid #3a4557}
.ds-step.done{background:#5b9dff;border-color:#5b9dff}
.ds-step.active{background:#0f1115;border-color:#5b9dff;box-shadow:0 0 0 3px rgba(91,157,255,.25)}
.ds-step-line{width:26px;height:2px;background:#3a4557}
.ds-step-line.done{background:#5b9dff}

/* 头像组 */
.ds-av{display:flex}
.ds-av .av{width:34px;height:34px;border-radius:50%;border:2px solid #0f1115;margin-left:-10px}
.ds-av .av:first-child{margin-left:0}
.ds-av .a1{background:#5b9dff}.ds-av .a2{background:#7c8cff}.ds-av .a3{background:#a06bff}

/* 卡片 */
.ds-card{width:120px;background:#1a2130;border-radius:8px;overflow:hidden}
.ds-card-img{height:36px;background:linear-gradient(135deg,#3a4557,#2c3547)}
.ds-card-body{padding:8px;display:flex;flex-direction:column;gap:5px}
.ds-card-body .t{height:7px;width:70%;border-radius:99px;background:#c3cad6}
.ds-card-body .l{height:5px;border-radius:99px;background:#3a4557}
.ds-card-body .l:last-child{width:60%}

/* Bento 网格 */
.ds-bento{display:grid;grid-template-columns:repeat(3,26px);grid-template-rows:repeat(2,26px);gap:5px}
.ds-bento .b{background:#2c3547;border-radius:5px}
.ds-bento .b1{grid-row:span 2}.ds-bento .b4{grid-column:span 2}

/* 瀑布流 */
.ds-masonry{display:flex;gap:6px;align-items:flex-start}
.ds-masonry .mc{width:24px;background:#2c3547;border-radius:5px}
.ds-masonry .h1{height:46px}.ds-masonry .h2{height:30px}.ds-masonry .h3{height:60px}

/* 页面内提示 */
.ds-alert{display:flex;flex-direction:column;gap:6px;width:150px}
.ds-alert-item{display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:6px;font-size:10px}
.ds-alert-item.info{background:rgba(91,157,255,.15);color:#8bb8ff}
.ds-alert-item.warn{background:rgba(240,180,60,.15);color:#f0b43c}

/* 登录表单 */
.ds-form{display:flex;flex-direction:column;gap:7px;width:120px}
.ds-input{height:16px;border-radius:5px;background:#1a2130;border:1px solid #3a4557}
.ds-btn{height:18px;border-radius:5px;background:#5b9dff}

/* 站点头部 */
.ds-nav{display:flex;align-items:center;justify-content:space-between;width:160px;padding:0 4px}
.ds-logo{font-size:12px;font-weight:700;color:#e8eaed}
.ds-links{display:flex;gap:8px}
.ds-links i{width:16px;height:6px;border-radius:99px;background:#3a4557}

/* 表单字段 */
.ds-ff{display:flex;flex-direction:column;gap:5px;width:120px}
.ds-label{font-size:10px;color:#8b94a3}

/* 分割线 */
.ds-div{display:flex;align-items:center;gap:10px;width:150px;font-size:10px;color:#8b94a3}
.ds-div .dh{flex:1;height:1px;background:#3a4557}

/* Mac 窗口 */
.ds-win,.ds-sheet-win{width:150px;background:#1a2130;border-radius:8px;overflow:hidden;border:1px solid #2c3547}
.ds-titlebar{height:20px;background:#252d3d;display:flex;align-items:center;gap:6px;padding:0 8px;position:relative}
.ds-titlebar span{font-size:9px;color:#8b94a3}
.ds-tl{width:8px;height:8px;border-radius:50%;background:#ff5f57;box-shadow:12px 0 0 #febc2e,24px 0 0 #28c840}
.ds-win .ds-content{height:50px}

/* 分栏视图 */
.ds-split{display:flex;width:150px;height:60px;background:#1a2130;border-radius:6px;overflow:hidden}
.ds-split .ds-pane{flex:1}
.ds-splitter{width:2px;background:#3a4557;cursor:col-resize}

/* 滚动视图 */
.ds-scroll{position:relative;width:120px;height:64px;background:#1a2130;border-radius:6px;overflow:hidden;padding:6px}
.ds-scroll-content{display:flex;flex-direction:column;gap:6px}
.ds-scroll-content i{height:10px;border-radius:4px;background:#2c3547}
.ds-scroller{position:absolute;right:3px;top:6px;width:3px;height:22px;border-radius:99px;background:#5b6478}

/* 搜索框 */
.ds-search{display:flex;align-items:center;gap:6px;width:130px;height:26px;padding:0 10px;background:#1a2130;border:1px solid #3a4557;border-radius:99px;font-size:11px;color:#8b94a3}

/* 保存面板 */
.ds-save{width:140px;background:#252d3d;border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:8px}
.ds-save-field{height:16px;border-radius:5px;background:#1a2130;border:1px solid #3a4557}
.ds-save-btns{display:flex;gap:6px;justify-content:flex-end}
.ds-save-btns i{width:34px;height:16px;border-radius:5px;background:#3a4557}
.ds-save-btns i:last-child{background:#5b9dff}

/* Finder 列视图 */
.ds-col{display:flex;width:150px;height:60px;background:#1a2130;border-radius:6px;overflow:hidden}
.ds-col-pane{flex:1;border-right:1px solid #2c3547;padding:6px;display:flex;flex-direction:column;gap:5px}
.ds-col-pane i{height:7px;border-radius:99px;background:#2c3547}
.ds-col-pane i:first-child{background:#5b9dff}

/* macOS 警告框 */
.ds-macalert{width:140px;background:#252d3d;border-radius:10px;padding:12px 10px;display:flex;flex-direction:column;align-items:center;gap:7px}
.ds-macicon{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#5b9dff,#a06bff)}
.ds-mac-title{font-size:9px;color:#e8eaed}
.ds-mac-btns{display:flex;gap:6px}
.ds-mac-btns i{width:40px;height:15px;border-radius:5px;background:#3a4557}
.ds-mac-btns i.def{background:#5b9dff}

/* 大纲视图 */
.ds-outline{width:140px;background:#1a2130;border-radius:6px;padding:8px;display:flex;flex-direction:column;gap:5px;font-size:10px;color:#c3cad6}
.ds-outline .ol span{color:#8b94a3;font-size:8px}
.ds-outline .l1{padding-left:12px}
.ds-outline .l2{padding-left:24px;color:#8b94a3}

/* 菜单栏 */
.ds-menubar{display:flex;align-items:center;gap:12px;width:170px;height:22px;background:#252d3d;border-radius:6px;padding:0 10px;font-size:10px;color:#c3cad6}
.ds-menubar .mb{width:11px;height:11px;background:#c3cad6;border-radius:2px;-webkit-mask:radial-gradient(circle at 50% 40%,transparent 30%,#000 32%);mask:radial-gradient(circle at 50% 40%,transparent 30%,#000 32%)}

/* 右键菜单 */
.ds-ctx{width:110px;background:#252d3d;border-radius:7px;padding:6px;display:flex;flex-direction:column;gap:5px;box-shadow:0 6px 16px rgba(0,0,0,.4)}
.ds-ctx .ci{height:8px;border-radius:99px;background:#3a4557}
.ds-ctx .ci.sep{height:1px;background:#4a5568;border-radius:0}

/* 检查器 */
.ds-inspector{display:flex;width:150px;height:60px;background:#1a2130;border-radius:6px;overflow:hidden}
.ins-canvas{flex:1;background:#151b28}
.ins-panel{width:52px;background:#252d3d;padding:7px 6px;display:flex;flex-direction:column;gap:6px}
.ins-panel .row{height:6px;border-radius:99px;background:#3a4557}

/* 浮动面板 */
.ds-panel{width:110px;background:#252d3d;border-radius:8px;overflow:hidden;box-shadow:0 8px 20px rgba(0,0,0,.4)}
.ds-panel-bar{height:14px;background:#303a4d}
.ds-panel-body{padding:8px;display:flex;flex-direction:column;gap:6px}
.ds-panel-body i{height:8px;border-radius:99px;background:#3a4557}

/* 弹出/下拉/组合 */
.ds-combo{display:flex;flex-direction:column;gap:8px}
.ds-combo .cb{font-size:11px;color:#e8eaed;background:#2c3547;padding:6px 12px;border-radius:6px;border:1px solid #3a4557}

/* 分段控件 */
.ds-seg{display:flex;background:#1a2130;border-radius:7px;padding:2px;border:1px solid #3a4557}
.ds-seg .sg{font-size:11px;color:#8b94a3;padding:4px 12px;border-radius:5px}
.ds-seg .sg.on{background:#5b6478;color:#fff}

/* Sheet */
.ds-sheet-panel{background:#252d3d;margin:0 14px;border-radius:0 0 8px 8px;padding:10px;display:flex;flex-direction:column;gap:7px;box-shadow:0 6px 14px rgba(0,0,0,.4)}
.ds-sheet-panel i{height:12px;border-radius:5px;background:#1a2130;border:1px solid #3a4557}
.ds-sheet-panel i.btn{background:#5b9dff;border:none;align-self:flex-end;width:40px}

/* 侧边栏 */
.ds-sb{display:flex;width:150px;height:60px;background:#1a2130;border-radius:6px;overflow:hidden}
.ds-sb-side{width:46px;background:#252d3d;padding:8px 7px;display:flex;flex-direction:column;gap:6px}
.ds-sb-side i{height:7px;border-radius:99px;background:#3a4557}
.ds-sb-side i.on{background:#5b9dff}
.ds-sb-main{flex:1}

/* 工具栏 */
.ds-toolbar{width:150px;background:#1a2130;border-radius:6px;overflow:hidden}
.ds-tb-bar{height:24px;background:#252d3d;display:flex;align-items:center;gap:8px;padding:0 10px}
.ds-tb-bar .tbi{width:12px;height:12px;border-radius:4px;background:#3a4557}
.ds-tb-body{height:36px}

/* 毛玻璃 */
.ds-vib{position:relative;width:130px;height:60px;border-radius:8px;overflow:hidden;background:linear-gradient(135deg,#5b9dff,#a06bff,#28c840);display:flex;align-items:center;justify-content:center}
.ds-vib-blur{position:absolute;inset:14px;border-radius:6px;background:rgba(30,36,50,.55);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.12)}
.ds-vib span{position:relative;font-size:11px;color:#fff;letter-spacing:.5px}

/* 徽章/标签 */
.ds-badges{display:flex;align-items:center;gap:8px}
.ds-badges .pill{font-size:10px;padding:3px 10px;border-radius:99px}
.ds-badges .green{background:rgba(40,200,64,.18);color:#4ede6b}
.ds-badges .blue{background:rgba(91,157,255,.18);color:#8bb8ff}
.ds-badges .dot{width:18px;height:18px;border-radius:50%;background:#ff5f57;color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center}

/* 面包屑 */
.ds-crumbs{display:flex;align-items:center;gap:6px;font-size:11px;color:#8b94a3}
.ds-crumbs b{color:#5b6478}
.ds-crumbs .on{color:#e8eaed}

/* 空状态 */
.ds-empty{display:flex;flex-direction:column;align-items:center;gap:8px}
.ds-empty-ico{width:34px;height:34px;border-radius:8px;border:2px dashed #3a4557}
.ds-empty-t{font-size:11px;color:#8b94a3}
.ds-empty-btn{width:60px;height:16px;border-radius:5px;background:#5b9dff}

/* 菜单栏附加项 */
.ds-mbx{width:160px;display:flex;justify-content:flex-end}
.mbx-bar{display:flex;gap:12px;background:#252d3d;border-radius:6px;padding:5px 10px}
.mbx-i{width:12px;height:12px;border-radius:3px;background:#3a4557}
.mbx-i.on{background:#5b9dff}

@media(max-width:640px){
  .hero{padding:52px 0 32px}
  .grid{grid-template-columns:1fr}
  .modal-card{padding:30px 22px 36px}
  .api-row{flex-direction:column;gap:4px}
  .api-fw{width:auto}
}