/* ===== AICoderBox clone — v2, colors sampled from original screenshots ===== */
:root{
  --text-1:#111213; --text-2:#34393d; --text-3:#575d60; --text-4:#7d8387;
  --blue:#2f7cf6; --blue-2:#3b82f6; --blue-light:#4da3f5;
  --bg-light:#f3f4f7; --bg-lighter:#f3f4f7; --bg-white:#fbfcfd;
  --navy:#0e162e; --ink:#050f1e; --footer:#1e1c31;
  --radius-xl:24px; --radius-lg:16px; --radius-md:10px;
  --family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue","Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --h1:56px; --h1-l:68px; --h2:48px; --h2-l:60px; --h3:40px; --h3-l:48px;
  --content:1284px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--family);color:var(--text-1);background:#fff;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button{font-family:inherit;border:none;background:none;cursor:pointer}
h1,h2,h3{font-weight:700}
section{position:relative}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ============ NAV ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:12px 0}
.nav-inner{max-width:1316px;margin:0 auto;height:56px;display:flex;align-items:center;gap:8px;
  padding:0 10px 0 16px;border-radius:16px;
  background:rgba(82,96,138,.38);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid rgba(255,255,255,.09);transition:background .3s}
.nav.light .nav-inner{background:rgba(148,155,172,.6)}
.nav-logo{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:800;color:#fff;margin-right:18px}
.nav-logo img{width:36px;height:36px;border-radius:9px}
.nav-menu{display:flex;align-items:center;gap:4px;flex:1}
.nav-item{position:relative;display:flex;align-items:center;gap:5px;color:rgba(255,255,255,.88);font-size:15px;
  padding:9px 14px;border-radius:10px;cursor:pointer;transition:background .2s}
.nav-item:hover{background:rgba(255,255,255,.12)}
.nav-item .chev{width:11px;height:11px;opacity:.7;transition:transform .25s}
.nav-item:hover .chev{transform:rotate(180deg)}
.nav-right{display:flex;align-items:center;gap:10px;color:#fff}
.nav-lang{display:flex;align-items:center;gap:6px;font-size:14px;padding:8px 10px;border-radius:10px;cursor:pointer}
.nav-lang:hover{background:rgba(255,255,255,.12)}
.btn-ghost{font-size:14px;color:#fff;padding:9px 22px;border-radius:10px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);transition:background .2s}
.btn-ghost:hover{background:rgba(255,255,255,.24)}
.btn-signup{font-size:14px;color:#fff;background:var(--blue-light);padding:9px 24px;border-radius:10px;transition:filter .2s}
.btn-signup:hover{filter:brightness(1.08)}

/* dropdown */
.drop{position:absolute;top:calc(100% + 14px);left:-10px;background:#fff;border-radius:16px;
  box-shadow:0 24px 60px rgba(10,20,50,.22);padding:20px 22px 14px;opacity:0;visibility:hidden;
  transform:translateY(8px);transition:all .22s ease;cursor:default;color:var(--text-1)}
.nav-item:hover .drop{opacity:1;visibility:visible;transform:none}
.drop-title{font-size:13px;color:var(--text-4);padding-bottom:12px;border-bottom:1px solid #eceff3;margin-bottom:10px}
.drop-2col .drop-grid{display:grid;grid-template-columns:1fr 1fr;width:520px}
.drop-1col .drop-grid{display:grid;grid-template-columns:1fr;width:300px}
.drop-wide .drop-grid{width:540px}
.drop-cell{display:flex;gap:12px;padding:12px 10px;border-radius:12px;transition:background .15s}
.drop-cell:hover{background:#f2f5f9}
.dc-ic{width:26px;height:26px;flex:none;display:flex;align-items:center;justify-content:center}
.drop-cell b{display:block;font-size:14.5px;font-weight:600;color:var(--text-1);margin-bottom:4px}
.drop-cell i{font-style:normal;font-size:12.5px;line-height:18px;color:var(--text-4)}

/* ============ HERO ============ */
.hero{background:
  radial-gradient(900px 540px at 34% 4%, rgba(170,146,255,.62), transparent 60%),
  radial-gradient(820px 480px at 50% 0%, rgba(255,176,210,.5), transparent 60%),
  radial-gradient(1250px 720px at 80% 4%, rgba(78,126,250,.78), transparent 66%),
  linear-gradient(180deg,#4560e0 0%,#3549ac 18%,#243a85 36%,#1a2d66 52%,#16294f 68%,#1d2c4e 84%,#2b374f 100%);
  padding:150px 0 0;overflow:hidden}
.hero-aurora{position:absolute;left:0;top:0;right:0;height:760px;z-index:0;pointer-events:none;opacity:0;transition:opacity 1.2s ease}
.hero-aurora.on{opacity:1}
.hero-aurora canvas{width:100%;height:100%;display:block}
.hero-twinkle{position:absolute;inset:0;pointer-events:none;z-index:0}
.rising-stars{position:absolute;left:0;top:0;right:0;height:52vh;overflow:hidden;pointer-events:none;z-index:0;
  -webkit-mask:linear-gradient(180deg,transparent 0,#000 20%,#000 80%,transparent 100%);
          mask:linear-gradient(180deg,transparent 0,#000 20%,#000 80%,transparent 100%)}
.rs{position:absolute;left:0;top:0;background:transparent;animation:risingstar linear infinite}
.rs1{width:1px;height:1px;animation-duration:333s}
.rs2{width:2px;height:2px;animation-duration:666s}
.rs3{width:3px;height:3px;animation-duration:999s}
@keyframes risingstar{to{transform:translateY(-3840px)}}
.hero-inner{position:relative;max-width:1440px;margin:0 auto;text-align:center;padding:0 24px}
.hero-ratings{display:flex;justify-content:center;gap:26px;margin-bottom:34px}
.rate{display:flex;align-items:center;gap:9px}
.rate img{height:18px;width:auto}
.stars{position:relative;display:inline-block;font-size:13px;line-height:1;letter-spacing:2px;font-style:normal}
.stars::before{content:"★★★★★";color:rgba(255,255,255,.32)}
.stars::after{content:"★★★★★";position:absolute;left:0;top:0;color:#fff;width:var(--fill,90%);overflow:hidden;white-space:nowrap}
.s45{--fill:90%}
.s50{--fill:100%}
.hero h1{font-size:var(--h1);line-height:var(--h1-l);color:#fff;letter-spacing:.5px}
.hl-underline{position:relative;white-space:nowrap}
.hl-underline::after{content:"";position:absolute;left:-2%;right:-4%;bottom:-7px;height:7px;border-radius:8px;
  background:linear-gradient(90deg,#a78bfa,#60a5fa 55%,#38bdf8);opacity:.95;
  clip-path:path('M0 6 Q 55 0 110 4 T 220 3 L 220 8 Q 160 12 80 9 T 0 10 Z')}
.hero-ctas{display:flex;justify-content:center;gap:16px;margin:38px 0 30px}
.btn-primary{display:inline-flex;align-items:center;gap:9px;color:#fff;font-size:16px;font-weight:500;
  padding:13px 28px;border-radius:10px;
  background:linear-gradient(100deg,#93a2f5 0%,#6a80f2 45%,#5468ee 100%);
  box-shadow:0 6px 18px rgba(80,100,240,.28);transition:transform .15s,box-shadow .2s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(80,100,240,.4)}
.btn-primary.solid{background:#2f8fe0;box-shadow:none}
.btn-glass{display:inline-flex;align-items:center;gap:9px;color:#fff;font-size:16px;font-weight:500;
  padding:13px 26px;border-radius:10px;background:rgba(18,24,48,.55);
  border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(8px);transition:background .2s}
.btn-glass:hover{background:rgba(30,38,70,.7)}
.hero-scenes{display:flex;justify-content:center;align-items:center;gap:14px;font-size:16px;color:rgba(255,255,255,.82)}
.hero-scenes a{border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:3px;transition:color .2s}
.hero-scenes a:hover{color:#fff;border-color:#fff}
.hero-scenes em{font-style:normal;color:rgba(255,255,255,.35)}
.hero-shot{max-width:1290px;margin:64px auto 0;border-radius:16px 16px 0 0;overflow:hidden;
  box-shadow:0 -24px 90px rgba(90,120,255,.28);
  transform:perspective(1800px) rotateX(7deg);transform-origin:center 100%;filter:drop-shadow(0 30px 60px rgba(10,20,60,.35))}
.hero-shot img{width:100%}

/* ============ PLATFORM STRIP ============ */
.strip{background:linear-gradient(180deg,#2b374f 0%,#3d4760 70%,#434c62 100%);padding:66px 0 40px;text-align:center}
.strip p{font-size:17px;color:rgba(255,255,255,.95);margin-bottom:46px}
.strip-logos{max-width:var(--content);margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.strip-logos img{height:44px;width:auto;filter:brightness(0) invert(1);opacity:1}

/* ============ STATS ============ */
.stats{background:linear-gradient(180deg,#434c62 0%,#4f5467 30%,#5b5c69 55%,#68646b 78%,#71696c 100%);padding:0;overflow:hidden}
.stats-globe{position:absolute;right:-870px;top:-450px;width:1500px;height:1500px;opacity:.92;pointer-events:none}
.stats-globe canvas{width:100%;height:100%;display:block}
.stats-inner,.stats-banner{z-index:1}
.stats-inner{position:relative;max-width:var(--content);margin:0 auto;padding:130px 0 0}
.stats h2{font-size:var(--h2);line-height:var(--h2-l);color:#fff}
.stats-sub{font-size:18px;line-height:28px;color:#c3c8d4;margin:16px 0 92px}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-bottom:165px}
.stat label{display:block;font-size:16px;font-weight:600;color:#e3e7ee;margin-bottom:26px}
.stat strong{font-size:44px;line-height:1.15;font-weight:800;color:#fff;letter-spacing:.5px;font-variant-numeric:tabular-nums}
.stats-note{max-width:760px;font-size:14px;line-height:27px;color:#b9bdc9;padding-bottom:120px}
.stats-note a{color:#7db4f9}
.stats-note a:hover{text-decoration:underline}
.stats-banner{position:relative;max-width:var(--content);margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding:42px 40px;border-radius:12px;margin-bottom:210px;
  background:
   radial-gradient(380px 190px at 62% 40%, rgba(240,90,150,.8), transparent 62%),
   radial-gradient(460px 220px at 72% 75%, rgba(200,140,220,.45), transparent 62%),
   radial-gradient(620px 260px at 26% 30%, rgba(140,210,245,.8), transparent 65%),
   linear-gradient(90deg,#2196e8 0%,#57b8ee 20%,#9fd4ef 36%,#cbb6d2 52%,#df8cad 60%,#8fa8e2 72%,#2c9be8 86%,#2c9be8 100%)}
.stats-banner p{font-size:20px;color:#fff;font-weight:500}
.stats-banner .btn-glass{flex:none;background:rgba(255,255,255,.22);border-color:rgba(255,255,255,.4);backdrop-filter:blur(6px)}

/* ============ COMPARE ============ */
.compare{background:var(--bg-light);padding:110px 0 90px;text-align:center}
.compare h2{font-size:var(--h2);line-height:var(--h2-l)}
.sec-sub{font-size:16px;color:var(--text-2);margin-top:14px}
.cmp-stack{max-width:var(--content);margin:64px auto 0;display:flex;flex-direction:column;gap:36px}
.cmp-card{background:#fff;border-radius:var(--radius-xl);padding:52px 48px;display:grid;
  grid-template-columns:1fr 680px;gap:36px;align-items:stretch;text-align:left;
  box-shadow:0 8px 30px rgba(15,30,80,.05)}
.cmp-left{padding:22px 0 0}
.cmp-icon{width:98px;height:98px;border-radius:20px;background:#f2f4f8;display:flex;align-items:center;justify-content:center;margin-bottom:34px}
.cmp-card h3{font-size:var(--h3);line-height:var(--h3-l)}
.cmp-card .t-blue{color:var(--blue-2)}
.cmp-card .t-grad{background:linear-gradient(90deg,#3b82f6,#7ab8f8);-webkit-background-clip:text;background-clip:text;color:transparent}
.cmp-left p{font-size:16px;line-height:26px;color:var(--text-2);margin-top:22px;max-width:460px}
.cmp-right{display:flex;gap:16px;justify-content:center;border-radius:18px;padding:44px 26px 0;overflow:hidden}
.cmp-right.danger{background:linear-gradient(160deg,#f9cdd0 0%,#fce3e4 45%,#fdf0f0 100%)}
.cmp-right.safe{background:linear-gradient(180deg,#0ea3f7 0%,#5cbcfa 45%,#c8e7fd 100%)}
.mini-win{width:295px;border-radius:14px 14px 0 0;background:rgba(255,255,255,.42);overflow:hidden;position:relative}
.mini-win::after{content:"";position:absolute;top:0;height:100%;width:50%;left:-100%;pointer-events:none;z-index:2;
  background:linear-gradient(90deg,rgba(22,168,124,0),rgba(22,168,124,.2));
  border-right:4px solid #16a87c;animation:mwscan 3.4s ease-in-out infinite}
.mini-win:nth-child(2)::after{animation-delay:1.7s}
@keyframes mwscan{0%{left:-100%}60%{left:100%}to{left:100%}}
.mw-bar{display:flex;gap:6px;padding:12px 14px}
.mw-bar i{width:10px;height:10px;border-radius:50%;background:rgba(90,90,100,.35)}
.mw-tab{display:flex;align-items:center;gap:8px;background:#fff;padding:12px 16px;font-size:15px;font-weight:600;border-bottom:1px solid #edf0f4}
.mw-tab svg{flex:none}
.mw-body{background:#fff;padding:96px 16px 40px;display:flex;flex-direction:column;align-items:center;gap:12px;min-height:360px}
.mw-avawrap{position:relative;display:inline-block}
.mw-ava{width:64px;height:64px;border-radius:50%;object-fit:cover}
.danger .mw-ava{box-shadow:0 0 0 2.5px #e5484d}
.mw-alert{position:absolute;inset:0;margin:auto;width:26px;height:26px;border-radius:50%;background:#e5484d;
  color:#fff;font-style:normal;font-weight:800;font-size:15px;display:flex;align-items:center;justify-content:center;
  clip-path:polygon(50% 6%,94% 90%,6% 90%);width:34px;height:30px;border-radius:0;padding-top:6px}
.mw-name{font-size:14px;color:var(--text-1)}
.mw-test{display:inline-flex;align-items:center;gap:7px;font-size:14px;padding:8px 20px;border-radius:9px;border:1px solid #d8dde5;color:var(--text-2);background:#fff}
.mw-test.bad{color:#e5484d;border-color:#f2b8ba}
.mw-test.good{color:#18a058;border-color:#b7e2c8}

/* ============ AICODERBOXIP ============ */
.aicoderboxip{background:#fff;padding:130px 0}
.rip-inner{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:505px 1fr;gap:90px;align-items:center}
.rip-card{position:relative;height:497px;border-radius:var(--radius-xl);overflow:hidden;
  background:linear-gradient(155deg,#28d0c0 0%,#1fb8ba 30%,#12b7a0 60%,#0fbf8f 100%)}
.rip-globe{position:absolute;left:50%;top:60%;transform:translate(-50%,-50%);width:600px;height:600px;pointer-events:none}
.rip-globe canvas{position:absolute;inset:0;width:100%;height:100%}
.rip-arc{position:absolute;left:50%;top:58%;transform:translate(-50%,-50%);width:520px;height:520px;
  animation:arcspin 60s linear infinite}
.rip-arc text{font-family:var(--mono);font-size:12.5px;letter-spacing:3px;fill:rgba(255,255,255,.7)}
@keyframes arcspin{to{transform:translate(-50%,-50%) rotate(360deg)}}
.ip-tag{position:absolute;font-family:var(--mono);font-size:13px;font-weight:700;color:#fff;
  padding:6px 12px;border-radius:8px;box-shadow:0 4px 12px rgba(0,40,40,.18);white-space:nowrap}
.ip-tag::after{content:"";position:absolute;left:18px;bottom:-14px;width:8px;height:8px;border-radius:50%;background:inherit;border:2px solid rgba(255,255,255,.85)}
.t1{top:58px;left:308px;background:#f5a623;transform:rotate(-3deg);z-index:2}
.t2{top:86px;left:336px;background:#ef4b57;transform:rotate(2deg)}
.t3{top:120px;left:322px;background:#8a63f4;transform:rotate(-2deg)}
.t4{top:116px;left:150px;background:#4f74f6;transform:rotate(-4deg);z-index:2}
.t5{top:144px;left:164px;background:#ef4b57;transform:rotate(2deg)}
.t6{top:226px;left:96px;background:#2fbf71;transform:rotate(-3deg)}
.t7{top:352px;left:296px;background:#2fbf71;transform:rotate(2deg)}
.rip-text h2{font-size:var(--h2);line-height:var(--h2-l)}
.rip-grad{background:linear-gradient(90deg,#2b7bf6 0%,#1fa8dd 65%,#1cc39f 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.rip-black{color:var(--text-1)}
.hl-underline2{position:relative}
.hl-underline2::after{content:"";position:absolute;left:2px;right:6px;bottom:-6px;height:4px;border-radius:4px;
  background:#8b5cf6;opacity:.9;clip-path:path('M0 2 Q 40 0 80 1.5 T 160 1 L 160 4 Q 100 5.5 50 4.5 T 0 5 Z')}
.rip-text p{font-size:18px;line-height:30px;color:var(--text-2);margin:26px 0 34px;max-width:640px}
.rip-ctas{display:flex;gap:16px}
.rip-ctas .btn-primary{background:linear-gradient(135deg,#4aa0f8,#2f7cf6);box-shadow:none}
.btn-outline{display:inline-flex;align-items:center;padding:13px 30px;border-radius:10px;font-size:16px;font-weight:500;
  color:#3b82f6;border:1px solid #bfdbfe;background:#fff;transition:background .2s}
.btn-outline:hover{background:#f0f6ff}

/* ============ PLATFORM GRID ============ */
.platforms{background:var(--bg-light);padding:110px 0;text-align:center}
.platforms h2{font-size:var(--h2);line-height:var(--h2-l)}
.plat-grid{max-width:1196px;margin:60px auto 0;display:grid;
  grid-template-columns:repeat(5,1fr);gap:33px}
.plat-cell{background:#fff;border-radius:var(--radius-lg);height:118px;display:flex;align-items:center;justify-content:center;
  transition:transform .2s,box-shadow .2s}
.plat-cell:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,30,80,.08)}
.plat-cell img{height:56px;max-width:68%;width:auto;object-fit:contain}

/* ============ RECOGNITION ============ */
.recognition{background:#fff;padding:130px 0}
.rec-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 445px;gap:80px;align-items:center}
.rec-text h2{font-size:36px;line-height:50px;max-width:660px}
.rec-text p{font-size:16px;line-height:28px;color:var(--text-2);margin:26px 0 40px;max-width:640px}
.rec-more{display:inline-flex;align-items:center;gap:7px;color:var(--blue-2);font-size:16px;font-weight:500}
.rec-more:hover{text-decoration:underline}
.rec-video{position:relative;height:520px;border-radius:var(--radius-xl);overflow:hidden;
  background:radial-gradient(340px 260px at 65% 35%, #1b2540, #05070d 75%);display:flex;align-items:center;justify-content:center}
.rec-play{width:74px;height:74px;border-radius:50%;background:rgba(43,110,246,.9);display:flex;align-items:center;justify-content:center;
  transition:transform .2s;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.rec-play:hover{transform:scale(1.08)}

/* ============ BENTO ============ */
.bento{background:var(--bg-light);padding:110px 0;text-align:center}
.bento h2{font-size:var(--h2);line-height:var(--h2-l)}
.bento .sec-sub{font-size:18px}
.bento-grid{max-width:var(--content);margin:64px auto 0;display:grid;text-align:left;
  grid-template-columns:414px 1fr 414px;
  grid-template-areas:"tpl proxy proxy" "tpl account account" "sync sync api" "team team api";gap:20px}
.bcard{background:#fff;border-radius:20px;padding:34px;position:relative;overflow:hidden;
  box-shadow:0 8px 24px rgba(15,30,80,.05)}
.bcard h3{font-size:24px;line-height:34px;margin:14px 0 12px}
.bcard p{font-size:15px;line-height:25px;color:var(--text-2)}
.bc-ic{width:30px;height:30px}
.dots-deco{position:absolute;left:34px;bottom:30px;width:44px;height:28px;opacity:.5;
  background:radial-gradient(circle at 6px 8px,#c3cad6 5px,transparent 6px),radial-gradient(circle at 22px 8px,#c3cad6 5px,transparent 6px),radial-gradient(circle at 14px 22px,#c3cad6 5px,transparent 6px),radial-gradient(circle at 30px 22px,#c3cad6 5px,transparent 6px)}

.b-template{grid-area:tpl;display:flex;flex-direction:column;gap:30px}
.bt-panel{background:#f8fafd;border-radius:16px;padding:26px 22px;position:relative;
  background-image:linear-gradient(rgba(190,205,225,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(190,205,225,.18) 1px,transparent 1px);background-size:26px 26px}
.bt-label{display:block;font-size:14px;font-weight:600;margin-bottom:14px}
.fake-select{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid #e2e7ef;border-radius:10px;
  padding:12px 14px;font-size:14px;color:var(--text-1);margin-bottom:12px;position:relative}
.fake-select .chev{width:11px;height:11px;margin-left:auto;color:#9aa3b2}
.fake-select.mono{font-family:var(--mono);font-size:13px}
.fs-ic{width:16px;height:16px;flex:none}
.bt-btn{display:block;width:100%;margin-top:16px;background:#2f8cf6;color:#fff;
  font-size:15px;font-weight:500;padding:13px 0;border-radius:8px}
.bt-btn.wide{margin-top:8px}
.bcard-cap h3{margin-top:16px}

.b-proxy{grid-area:proxy;display:grid;grid-template-columns:1fr 1.05fr;gap:30px;color:#fff;
  background:linear-gradient(105deg,#3b7cf5 0%,#4f93f7 40%,#7ab6fa 75%,#a3cffc 100%)}
.b-proxy h3{color:#fff}
.b-proxy p{color:rgba(255,255,255,.9)}
.b-proxy .dots-deco{background:radial-gradient(circle at 6px 8px,rgba(255,255,255,.5) 5px,transparent 6px),radial-gradient(circle at 22px 8px,rgba(255,255,255,.5) 5px,transparent 6px),radial-gradient(circle at 14px 22px,rgba(255,255,255,.5) 5px,transparent 6px),radial-gradient(circle at 30px 22px,rgba(255,255,255,.5) 5px,transparent 6px)}
.bp-left{position:relative;padding-bottom:50px}
.bc-ic.inv{filter:brightness(0) invert(1)}
.bp-panel{background:rgba(255,255,255,.16);border-radius:14px;padding:20px;backdrop-filter:blur(4px)}
.bp-panel label{display:block;font-size:13.5px;margin-bottom:10px;color:#fff}
.bp-radios{display:flex;gap:12px;margin-bottom:16px}
.bp-radio{flex:1;display:flex;align-items:center;gap:9px;background:#fff;color:#5a6472;
  border-radius:10px;padding:11px 14px;font-size:14px}
.bp-radio i{width:15px;height:15px;border-radius:50%;border:2px solid #b9c2cf;background:#fff}
.bp-radio.on{color:var(--blue-2);font-weight:600}
.bp-radio.on i{border-color:var(--blue-2);box-shadow:inset 0 0 0 3.5px #fff;background:var(--blue-2)}
.bp-panel .fake-select{margin-bottom:12px;border:none}
.bp-hostport{display:flex;align-items:center;background:#fff;border-radius:10px;padding:12px 14px;font-size:14px;color:#8a94a4}
.bp-hostport em{font-style:normal;margin:0 60px 0 auto}

.b-account{grid-area:account;display:grid;grid-template-columns:1fr 1.05fr;gap:30px}
.ba-left{position:relative;padding-bottom:50px}
.ba-panel .fake-select,.ba-panel .fake-input{margin-bottom:12px}
.fake-input{display:flex;align-items:center;gap:9px;background:#fff;border:1px solid #e2e7ef;border-radius:10px;
  padding:12px 14px;font-size:14px;color:#9aa3b2;position:relative}
.fa-badge{position:absolute;right:12px;background:var(--blue-2);color:#fff;font-size:10.5px;font-weight:700;
  padding:2.5px 6px;border-radius:5px}

.b-sync{grid-area:sync;display:grid;grid-template-columns:1fr 1.1fr;gap:30px;background:#2b2934;color:#fff}
.b-sync h3{color:#fff}
.b-sync p{color:rgba(255,255,255,.78)}
.bs-left{position:relative;padding-bottom:50px}
.b-sync .dots-deco{background:radial-gradient(circle at 6px 8px,rgba(255,255,255,.35) 5px,transparent 6px),radial-gradient(circle at 22px 8px,rgba(255,255,255,.35) 5px,transparent 6px),radial-gradient(circle at 14px 22px,rgba(255,255,255,.35) 5px,transparent 6px),radial-gradient(circle at 30px 22px,rgba(255,255,255,.35) 5px,transparent 6px)}
.bs-panel{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.bs-win{position:relative;aspect-ratio:16/10;border-radius:12px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.1)}
.bs-win::before{content:"· · ·";position:absolute;top:4px;left:10px;color:rgba(255,255,255,.35);font-size:13px;letter-spacing:2px}
.bs-win.active{background:linear-gradient(135deg,#cabffa,#e5defc);border-color:#b9a8f8;box-shadow:0 0 24px rgba(160,130,250,.45)}
.cursor-ic{position:absolute;left:44%;top:46%;font-size:13px;color:#111;transform:rotate(12deg)}
.bs-win:not(.active) .cursor-ic{color:rgba(255,255,255,.5)}

.b-team{grid-area:team;display:grid;grid-template-columns:1fr 1.05fr;gap:30px}
.bt-form label{display:block;font-size:13.5px;font-weight:600;margin-bottom:9px}
.bt-form .fake-input,.bt-form .fake-select{margin-bottom:14px}
.bt-form .bt-btn{background:#2f8cf6}

.b-apiwrap{grid-area:api;display:flex;flex-direction:column;gap:26px;text-align:left}
.api-panel{background:#fff;border-radius:14px;overflow:hidden;border:1px solid #e7edf5;flex:1;
  box-shadow:0 8px 24px rgba(15,30,80,.05)}
.api-head{padding:13px 18px;font-size:14px;font-weight:700;border-bottom:1px solid #eef2f8}
.api-code{padding:16px;font-family:var(--mono);font-size:12.5px;line-height:24px;color:#334155;overflow:hidden}
.api-code .ln{display:inline-block;width:18px;color:#b3bdcc;user-select:none}
.api-code .k{color:#b45309}
.api-code .n{color:#2563eb}
.api-code .s{color:#7c3aed;font-style:italic}
.api-cap{padding:0 6px}
.api-cap h3{font-size:24px;line-height:34px;margin:14px 0 12px}
.api-cap p{font-size:15px;line-height:25px;color:var(--text-2)}

/* ============ SECURITY ============ */
.security{background:#050f1e;padding:130px 0}
.sec-inner{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:1.05fr 1fr;gap:56px}
.matrix{font-family:var(--mono);font-size:11.5px;line-height:17px;letter-spacing:.5px;
  overflow:hidden;max-height:940px;user-select:none;color:#2a4a6e}
.matrix b{color:#e14b4b;font-weight:400}
.sec-text h2{font-size:32px;line-height:44px;color:#fff;display:flex;align-items:center;gap:6px}
.type-cursor{display:inline-block;width:12px;height:30px;background:#fff;animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.sec-lead{font-size:17px;color:#7d8899;margin:16px 0 40px}
.sec-item{display:grid;grid-template-columns:1fr 235px;gap:26px;align-items:center;padding:24px 0;border-top:1px solid rgba(255,255,255,.06)}
.si-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.si-ic{width:14px;height:14px;flex:none;border-radius:3px;background:#2f6df5;box-shadow:inset 0 0 0 3px rgba(255,255,255,.22);font-size:0}
.sec-item h3{font-size:20px;line-height:30px;color:#fff;font-weight:600}
.si-left p{font-size:14px;line-height:23px;color:#7d8899}
.si-panel{border-radius:12px;background:#0c1524;border:1px solid #16233a;padding:14px;font-size:12.5px}
.si-ips .row{display:flex;justify-content:space-between;align-items:center;background:#101c30;border-radius:8px;
  padding:10px 12px;margin-bottom:8px;color:#c8d4e8;font-family:var(--mono)}
.si-ips .row:last-child{margin-bottom:0}
.si-ips .row .win{background:#2b62d9;color:#fff;font-weight:700;padding:3px 9px;border-radius:6px;font-size:11.5px}
.si-ips .row.dim{opacity:.45}
.si-key{color:#3d4c66;line-height:22px;font-size:13px;letter-spacing:.5px;
  -webkit-mask:linear-gradient(180deg,#000 62%,transparent 98%);mask:linear-gradient(180deg,#000 62%,transparent 98%)}
.si-key b{color:#3b82f6;font-weight:700}
.si-table .row{display:flex;justify-content:space-between;padding:9px 10px;color:#8fa3c4;border-radius:7px}
.si-table .row.hl{background:#14264a;color:#dbe7ff}
.si-table .row.dim{opacity:.5}
.mono{font-family:var(--mono)}

/* ============ TRUST ============ */
.trust{background:#f3f6f8;padding:100px 0}
.trust-card{max-width:var(--content);margin:0 auto;background:#fff;border-radius:var(--radius-xl);
  padding:108px 52px 60px;box-shadow:0 8px 40px rgba(15,30,80,.06)}
.trust-top{display:grid;grid-template-columns:440px 1fr;gap:44px;align-items:start}
.tt-left{display:flex;gap:44px;justify-content:center}
.tt-badge{text-align:center}
.tt-badge img{margin:0 auto 22px;height:117px}
.tt-badge b{display:block;font-size:17px;margin-bottom:8px}
.tt-badge i{font-style:normal;font-size:13.5px;color:var(--text-4)}
.tt-right h4{font-size:34px;line-height:46px;text-align:left;margin-bottom:34px}
.tt-minis{display:flex;justify-content:flex-start;gap:26px;max-width:700px}
.tt-mini{text-align:center;flex:1}
.tt-mini img{margin:0 auto 16px;height:80px}
.tt-mini b{display:block;font-size:14.5px;margin-bottom:5px}
.tt-mini i{font-style:normal;font-size:12.5px;color:var(--text-4)}
.tt-mini a{color:var(--blue-2)}
.trust-card hr{border:none;border-top:1px solid #e8ecf1;margin:52px 0 42px}
.trust-sub{text-align:center;font-size:26px;margin-bottom:14px}
.trust-scores{display:grid;grid-template-columns:1fr 1fr;gap:80px;max-width:1060px;margin:0 auto;padding-top:60px}
.ts-item{display:flex;align-items:center;gap:26px}
.score-ring{flex:none;width:102px;height:102px;border-radius:50%;border:7px solid #22c55e;
  display:flex;flex-direction:column;align-items:center;justify-content:center}
.score-ring b{font-size:28px;line-height:1;color:#16a34a}
.score-ring i{font-style:normal;font-size:12px;color:var(--text-4);margin-top:3px}
.ts-info{flex:1;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.ts-info img{height:26px;width:auto}
.ts-pill{display:inline-flex;align-items:center;gap:8px;background:#edf0f4;border-radius:8px;
  padding:9px 14px;font-size:13.5px;color:var(--text-2);width:100%;box-sizing:border-box}
.ts-url{font-size:13.5px;color:var(--text-3)}
.ts-url:hover{color:var(--blue-2)}

/* ============ REVIEWS ============ */
.reviews{background:var(--bg-white);padding:30px 0 90px;overflow:hidden}
.rv-row{margin-bottom:24px;overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.rv-track{display:flex;gap:20px;width:max-content;animation:marq 90s linear infinite}
.rv-row[data-dir="right"] .rv-track{animation-direction:reverse}
.rv-row:hover .rv-track{animation-play-state:paused}
@keyframes marq{to{transform:translateX(-50%)}}
.rv-card{width:346px;flex:none;background:#fff;border-radius:var(--radius-lg);padding:24px 24px 18px;
  border:1px solid #eef0f2;box-shadow:0 2px 10px rgba(15,30,80,.04)}
.rv-head{display:flex;align-items:center;gap:13px;margin-bottom:16px}
.rv-head img{width:44px;height:44px;border-radius:50%;object-fit:cover}
.rv-head b{display:block;font-size:16px}
.rv-head i{font-style:normal;font-size:12.5px;color:var(--text-4)}
.rv-card p{font-size:14px;line-height:23px;color:#4b5563;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;min-height:92px}
.rv-more{display:inline-flex;align-items:center;gap:5px;color:var(--blue-2);font-size:13.5px;margin-top:14px}

/* ============ FAQ ============ */
.faq{background:var(--bg-white);padding:60px 0 110px}
.faq-inner{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:420px 1fr;gap:90px}
.faq-left h2{font-size:40px;line-height:52px;font-weight:700}
.faq-left>p{font-size:16px;color:var(--text-2);margin:16px 0 60px}
.faq-support{display:block;font-size:14px;font-weight:600;margin-bottom:20px}
.faq-chat{display:inline-flex;flex-direction:column;align-items:center;gap:14px;background:#eef0f4;
  border-radius:var(--radius-lg);padding:26px 42px;transition:background .2s}
.faq-chat:hover{background:#e5e9ef}
.chat-ic{width:64px;height:64px;border-radius:16px;background:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(20,30,60,.08)}
.chat-label{font-size:16px;font-weight:400}
.faq-list details{border-bottom:1px solid #e2e6ec}
.faq-list summary{list-style:none;display:flex;align-items:center;justify-content:space-between;
  padding:30px 4px;font-size:18px;font-weight:500;cursor:pointer}
.faq-list summary::-webkit-details-marker{display:none}
.plus{position:relative;width:26px;height:26px;flex:none;transition:transform .25s}
.plus::before,.plus::after{content:"";position:absolute;left:50%;top:50%;background:#6b7280;transform:translate(-50%,-50%)}
.plus::before{width:14px;height:1.4px}
.plus::after{width:1.4px;height:14px}
details[open] .plus{transform:rotate(45deg)}
.faq-a{padding:0 40px 28px 4px;font-size:15px;line-height:25px;color:var(--text-3)}

/* ============ FINAL CTA ============ */
.final-cta{background:var(--bg-white);padding:0 0 120px}
.fc-card{max-width:var(--content);margin:0 auto;border-radius:var(--radius-xl);text-align:center;padding:74px 40px 70px;
  background:
   radial-gradient(560px 380px at 8% 28%, rgba(196,168,228,.85), transparent 62%),
   radial-gradient(680px 440px at 34% 55%, rgba(86,196,235,.9), transparent 62%),
   radial-gradient(540px 360px at 66% 42%, rgba(226,148,152,.7), transparent 62%),
   radial-gradient(520px 340px at 90% 62%, rgba(170,142,222,.85), transparent 62%),
   linear-gradient(90deg,#d8cde6 0%,#8fd0ea 30%,#d5aab0 64%,#b9a8e0 100%)}
.fc-logo{display:inline-flex;width:74px;height:74px;border-radius:18px;background:#fff;
  align-items:center;justify-content:center;margin-bottom:30px;box-shadow:0 8px 26px rgba(50,60,130,.18)}
.fc-card h2{font-size:var(--h3);line-height:var(--h3-l);color:#fff;text-shadow:0 2px 20px rgba(60,60,140,.25)}
.fc-card p{font-size:18px;color:rgba(255,255,255,.92);margin:14px 0 36px}

/* ============ FOOTER ============ */
.footer{background:var(--footer);color:#fff;padding:80px 0 0}
.ft-inner{max-width:var(--content);margin:0 auto;display:grid;grid-template-columns:1fr 620px;gap:60px}
.ft-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;margin-bottom:22px}
.ft-logo img{border-radius:10px}
.ft-brand>p{font-size:14px;line-height:24px;color:#b7bdcc;max-width:480px;margin-bottom:36px}
.ft-qrs{display:flex;align-items:flex-end;gap:18px;margin-bottom:30px}
.ft-qr{text-align:center;font-size:12.5px;color:#b7bdcc}
.ft-qr span{display:block;margin-top:9px}
.qr-ph{width:82px;height:82px;background:#fff;border-radius:8px;padding:6px}
.ft-social{width:34px;height:34px;border-radius:8px;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:30px}
.ft-social img{filter:brightness(0);opacity:.85}
.ft-mail{display:inline-flex;align-items:center;gap:9px;font-size:14px;color:#ccd2df}
.ft-mail:hover{color:#fff}
.ft-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.ft-col b{display:block;font-size:16px;margin-bottom:22px}
.ft-col a{display:block;font-size:14px;color:#b0b7c8;margin-bottom:15px;transition:color .15s}
.ft-col a:hover{color:#fff}
.ft-bottom{max-width:var(--content);margin:56px auto 0;padding:26px 0 34px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;align-items:flex-start;justify-content:space-between;gap:34px}
.ft-bleft{display:flex;flex-direction:column;gap:16px}
.ft-lang{display:flex;align-items:center;justify-content:space-between;width:200px;background:#2a2840;border-radius:10px;
  padding:12px 16px;font-size:14px;color:#d3d8e4;cursor:pointer;border:1px solid #413f5a;width:218px}
.ft-lang .chev{width:11px;height:11px;color:#8d93a8}
.ft-links{display:flex;gap:32px;font-size:14px;color:#b0b7c8}
.ft-links a:hover{color:#fff}
.ft-copy{font-size:13px;color:#b0b7c8;text-align:left;line-height:27px;width:568px}
.ft-copy p{display:flex;align-items:center;gap:6px}

/* ============ FLOATING ============ */
.to-top{position:fixed;right:40px;bottom:120px;width:50px;height:50px;border-radius:50%;background:#f2f4f8;
  color:#333;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(20,30,60,.18);
  opacity:0;visibility:hidden;transition:all .3s;z-index:90}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:#fff}
.livechat{position:fixed;right:40px;bottom:44px;width:52px;height:52px;border-radius:50%;background:#ff5c35;
  display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(255,92,53,.4);z-index:90;
  transition:transform .2s}
.livechat:hover{transform:scale(1.06)}

/* ============ RESPONSIVE (basic) ============ */
@media (max-width:1360px){
  .hero-inner,.strip-logos,.stats-inner,.stats-banner,.cmp-stack,.rip-inner,.plat-grid,
  .rec-inner,.bento-grid,.sec-inner,.trust-card,.faq-inner,.fc-card,.ft-inner,.ft-bottom{
    margin-left:24px;margin-right:24px;max-width:none}
}
@media (max-width:1100px){
  .hero h1{font-size:40px;line-height:52px}
  .stats-row{grid-template-columns:1fr;gap:40px}
  .rip-inner,.rec-inner,.sec-inner,.faq-inner{grid-template-columns:1fr;gap:50px}
  .bento-grid{grid-template-columns:1fr;grid-template-areas:"tpl" "proxy" "account" "sync" "team" "api"}
  .trust-top{grid-template-columns:1fr}
  .cmp-card{grid-template-columns:1fr}
  .cmp-right{flex-wrap:wrap}
  .plat-grid{grid-template-columns:repeat(3,1fr)}
  .ft-inner{grid-template-columns:1fr}
  .nav-menu{display:none}
  .ft-copy{width:auto}
}

/* 二级页大图统一等比缩放:大图带 <img width height> 属性,若只写 width:100% 会被 height 属性拉成定高竖变形,这里统一交回 height:auto。仅命中大图容器(-media/-hero-shot/-earn-chart/-scale-list),不影响固定尺寸图标 */
[class$="-hero-shot"] img,
[class$="-media"] img,
[class$="-earn-chart"] img,
[class$="-scale-list"] img{height:auto}

/* ===== 移动端适配(≤768/≤480):全部包在媒体查询内,桌面零改动 ===== */
@media (max-width:768px){
  /* 顶部导航:收纳语言选择,压缩 logo/按钮,防撑宽 */
  .nav-inner{padding:0 8px 0 10px;gap:6px}
  .nav-logo{font-size:15px;margin-right:4px;min-width:0}
  .nav-logo img{width:28px;height:28px}
  .nav-logo span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}
  .nav-lang{display:none}
  .nav-right{gap:6px;margin-left:auto}
  .btn-ghost{padding:8px 13px;font-size:13px;white-space:nowrap}
  .btn-signup{padding:8px 13px;font-size:13px;white-space:nowrap}
  /* hero:评分行/CTA/场景链接允许换行 */
  .hero-ratings{flex-wrap:wrap;gap:12px 20px;padding:0 16px}
  .hero-ctas{flex-wrap:wrap;gap:12px;padding:0 16px}
  .hero-scenes{flex-wrap:wrap;gap:8px 14px;padding:0 16px}
  /* 装饰性地球/环形字/IP标签:随区块裁剪,不再撑宽版面 */
  .stats{overflow-x:hidden}
  .stats-globe{display:none}
  .aicoderboxip{overflow-x:hidden}
  /* 对比区长单词/英文引用换行 */
  .compare{overflow-wrap:anywhere}
  /* bento 卡片:格子允许收缩,代码块内滚 */
  .bento-grid{grid-template-columns:minmax(0,1fr)}
  .bcard,.b-apiwrap{max-width:100%;min-width:0}
  .bcard{padding:24px}
  .api-code{overflow-x:auto}
  /* 信任分区:两个 100/100 评分卡改单列(375 撑宽主因),徽章行可换行 */
  .trust-scores{grid-template-columns:1fr;gap:32px;padding-top:36px;justify-items:center}
  .ts-item{min-width:0}
  .tt-left{gap:24px;flex-wrap:wrap}
  .tt-minis{flex-wrap:wrap}
  .tt-right h4{font-size:24px;line-height:34px}
  /* 页脚版权行居中不溢出 */
  .ft-copy{width:auto;text-align:center}
  /* 图片兜底:不超出容器(定高属性大图已有 height:auto 规则处理) */
  img{max-width:100%}
}
@media (max-width:480px){
  .nav-logo span{max-width:160px;font-size:14px}
  .tt-right h4{font-size:21px;line-height:30px}
  .trust-sub{font-size:21px}
}

/* 移动端补充:页脚底行堆叠、安全区代码块内滚、同步面板限宽 */
@media (max-width:768px){
  .ft-bottom{flex-direction:column;gap:20px}
  .ft-copy p{flex-wrap:wrap}
  .ft-links{flex-wrap:wrap;gap:14px 24px}
  .security .matrix,.sec-inner pre{max-width:100%;overflow-x:auto}
  .bs-panel{max-width:100%}
}

/* ===== 移动端二轮:对齐 aicoderbox.com 手机版排版标准(字号降档+密度收紧),仍全部包在媒体查询内 ===== */
@media (max-width:768px){
  :root{--h1:32px;--h1-l:42px;--h2:24px;--h2-l:31px;--h3:22px;--h3-l:30px}
  /* hero:标题 3 行排完,评分项不拆行,留白收紧 */
  .hero h1{letter-spacing:0}
  .hero-ratings{gap:10px 18px;margin-bottom:22px}
  .hero-ratings .rate{white-space:nowrap;flex:0 0 auto;display:inline-flex;align-items:center;gap:8px}
  .hero-ctas{margin:24px 0 18px}
  .hero-shot{margin-top:36px}
  /* 数字看板 */
  .stats-inner{padding:64px 0 0}
  .stats-row{gap:32px;margin-bottom:56px}
  .stat label{font-size:14px;margin-bottom:8px}
  .stat strong{font-size:32px}
  /* 区块上下留白对齐标准站 */
  .strip{padding:40px 0 24px}
  .compare{padding:56px 0 48px}
  .aicoderboxip{padding:64px 0}
  .platforms{padding:56px 0}
  .recognition{padding:64px 0}
  .bento{padding:56px 0}
  .security{padding:64px 0}
  .trust{padding:56px 0}
  .reviews{padding:24px 0 56px}
  .faq{padding:40px 0 56px}
  .final-cta{padding-bottom:64px}
  .cmp-stack{margin-top:28px;gap:20px}
  .bento-grid{margin-top:28px}
  /* 卡片标题/正文对齐标准(18px/14px) */
  .bcard h3{font-size:18px;line-height:26px;margin:10px 0 8px}
  .bcard p{font-size:14px;line-height:22px}
  .bcard{padding:20px}
  .tt-right h4{font-size:20px;line-height:28px;margin-bottom:20px}
  .trust-sub{font-size:20px}
  .trust-card hr{margin:32px 0 26px}
}

/* ===== 移动端三轮:各大区块内部对齐标准站密度 ===== */
@media (max-width:768px){
  /* 对比卡:居中紧凑,单窗口演示 */
  .cmp-card{grid-template-columns:1fr;padding:26px 18px;gap:22px;text-align:center}
  .cmp-left{padding:0;display:flex;flex-direction:column;align-items:center}
  .cmp-icon{width:72px;height:72px;margin-bottom:16px;border-radius:16px}
  .cmp-left p{font-size:14px;line-height:22px;margin-top:12px;max-width:none}
  .cmp-right{padding:22px 14px 0;gap:10px}
  .mini-win{width:100%;max-width:320px;margin:0 auto}
  .mini-win:nth-child(2){display:none}
  .mw-body{padding:44px 14px 26px;min-height:230px}
  .sec-sub{font-size:14px;margin-top:8px}
  .bento .sec-sub{font-size:14px}
  /* 平台墙:3 列小格 */
  .plat-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
  .plat-cell{height:72px;border-radius:12px}
  .plat-cell img{height:34px}
  /* 权威认可:标题/正文/视频块降档 */
  .rec-inner{gap:28px}
  .rec-text h2{font-size:24px;line-height:32px}
  .rec-text p{font-size:14px;line-height:23px;margin:14px 0 22px}
  .rec-more{font-size:14px}
  .rec-video{height:260px}
  /* 安全区:矩阵限高,条目单列 */
  .sec-inner{gap:28px}
  .matrix{max-height:220px;font-size:10px;line-height:15px}
  .sec-text h2{font-size:24px;line-height:32px}
  .type-cursor{height:22px}
  .sec-lead{font-size:14px;margin:10px 0 20px}
  .sec-item{grid-template-columns:1fr;gap:14px;padding:18px 0}
  .sec-item h3{font-size:17px;line-height:25px}
  /* FAQ */
  .faq-inner{gap:32px}
  .faq-left h2{font-size:26px;line-height:34px}
  .faq-left>p{margin:10px 0 24px;font-size:14px}
  .faq-list summary{padding:18px 4px;font-size:15px}
  .faq-a{padding:0 26px 18px 4px;font-size:14px;line-height:23px}
  /* 结尾 CTA / 页脚 */
  .fc-card{padding:44px 22px 40px}
  .fc-logo{width:56px;height:56px;margin-bottom:18px}
  .fc-card p{font-size:15px;margin:10px 0 24px}
  .footer{padding-top:48px}
  /* 信任分区徽章图降档 */
  .tt-badge img{height:88px;margin-bottom:14px}
  .tt-mini img{height:60px;margin-bottom:10px}
  .tt-minis{gap:16px}
  .tt-left{gap:18px}
}

/* 移动端补充:bento 双栏卡片(代理IP面板/账号中心)改上下堆叠,杜绝竖排文字 */
@media (max-width:768px){
  .b-proxy,.b-account{grid-template-columns:1fr;gap:18px}
  .bp-left,.ba-left{padding-bottom:0}
  .bp-hostport em{margin:0 0 0 auto}
}

/* 移动端补充:压过 1100px 档直接写死的 hero 标题字号 */
@media (max-width:768px){
  .hero h1{font-size:32px;line-height:42px}
}

/* 移动端补充:评分图标已内置星星,隐藏重复的 CSS 星层;hero 版心对齐标准站 */
@media (max-width:768px){
  .hero-ratings .stars{display:none}
  .hero-inner{padding:0 16px}
}

/* ===== 手机版顶部导航:汉堡 + 顶部下拉全宽面板(复刻 roxybrowser.cn 展开方式) ===== */
.nav-burger{display:none;width:38px;height:38px;flex:0 0 38px;align-items:center;justify-content:center;
  border:none;background:transparent;color:#fff;cursor:pointer;padding:0;border-radius:9px}
.nav.light .nav-burger{color:#111213}
/* 遮罩 */
.mnav-mask{position:fixed;inset:0;background:rgba(10,18,32,.42);z-index:200;opacity:0;pointer-events:none;transition:opacity .25s}
.mnav-mask.open{opacity:1;pointer-events:auto}
/* 面板:从导航条位置向下展开的全宽白色圆角卡片(对齐导航条左右 12px 边距) */
.mnav{position:fixed;top:12px;left:12px;right:12px;background:#fff;border-radius:16px;z-index:201;
  opacity:0;transform:translateY(-12px);pointer-events:none;
  transition:opacity .24s ease,transform .24s ease;
  max-height:calc(100dvh - 24px);overflow-y:auto;overscroll-behavior:contain;
  box-shadow:0 18px 50px rgba(15,30,80,.18)}
.mnav.open{opacity:1;transform:none;pointer-events:auto}
/* 顶部一行:logo + 登录/注册 + 关闭(= 展开态的导航条) */
.mnav-top{display:flex;align-items:center;gap:10px;padding:11px 10px 11px 14px}
.mnav-top .nav-logo{flex:1;min-width:0;font-size:15px;font-weight:800;color:#111213;gap:7px}
.mnav-top .nav-logo img{width:28px;height:28px}
.mnav-top .nav-logo span{max-width:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mnav-signup{flex:0 0 auto;background:var(--blue-light);color:#fff;padding:9px 15px;border-radius:10px;font-size:14px;font-weight:600;white-space:nowrap}
.mnav-close{width:38px;height:38px;flex:0 0 38px;display:flex;align-items:center;justify-content:center;
  border:none;background:transparent;color:#4b5563;cursor:pointer;padding:0}
/* 菜单项:对齐 roxy 测量值(16px / 字重 500 / 行高约 50px / 浅灰分隔线) */
.mnav-list{padding:0 4px}
.mnav-group{border-top:1px solid #eef1f5;margin:0 12px}
.mnav-acc{width:100%;display:flex;align-items:center;justify-content:space-between;
  background:none;border:none;padding:15px 4px;font-size:16px;font-weight:500;color:#111213;cursor:pointer;font-family:inherit}
.mnav-acc .chev{width:12px;height:12px;color:#9aa4b2;transition:transform .22s}
.mnav-acc[aria-expanded="true"] .chev{transform:rotate(180deg)}
.mnav-sub{max-height:0;overflow:hidden;transition:max-height .28s ease}
.mnav-sub a{display:block;padding:11px 4px 11px 14px;font-size:14.5px;color:var(--text-2);text-decoration:none}
.mnav-sub a:active{background:#f6f8fb}
.mnav-link{display:block;padding:15px 16px;font-size:16px;font-weight:500;color:#111213;border-top:1px solid #eef1f5;text-decoration:none}
.mnav-lang{display:flex;align-items:center;gap:12px;padding:16px 16px 20px;border-top:1px solid #eef1f5;font-size:16px;color:#111213}
.mnav-lang>span:first-child{margin-right:auto}
.mnav-lang-cur{color:var(--blue-2);font-weight:600}

@media (max-width:1100px){
  /* nav-menu 已隐藏,改由汉堡入口进入 */
  .nav-burger{display:flex}
  /* 面板展开时隐藏原导航条,避免与面板顶部重叠 */
  body.mnav-open .nav{opacity:0;pointer-events:none}
}
@media (max-width:768px){
  /* 顶栏精简:隐藏行内语言与"登录"文字按钮,保留注册 + 汉堡(对齐标准站) */
  .nav-right .nav-lang{display:none}
  .nav-right>.btn-ghost{display:none}
  .nav-right{gap:8px}
}

/* 顶栏注册胶囊:桌面显示"注册"(旁有独立登录按钮),手机显示"登录/注册" */
.btn-signup .bs-full{display:none}
@media (max-width:768px){
  .nav-right>.btn-signup .bs-short{display:none}
  .nav-right>.btn-signup .bs-full{display:inline}
}