/* mobile-first: base=mobile, min-width enhancements; generated by css_mobile_first.py + css_fix_revert.py */
*{ box-sizing:border-box; margin-top:0; margin-right:0; margin-bottom:0; margin-left:0; padding-top:0; padding-right:0; padding-bottom:0; padding-left:0; }
html{ -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; scroll-behavior:smooth; }
body{ font-family:-apple-system,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,Arial,"PingFang SC","Hiragino Sans GB",sans-serif; background:#fff; color:#1d1d1f; font-size:16px; line-height:1.5; overflow-x:hidden; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
img{ max-width:100%; display:block; }
:root{ --max-w:1280px; --brand-red:#c8102e; --brand-red-dark:#8c0a1f; --ink:#1d1d1f; --ink-2:#6e6e73; --ink-3:#86868b; --bg-light:#fbfbfd; --bg-grey:#f5f5f7; --line:rgba(0,0,0,0.10); }
.accent{ color:var(--brand-red); }
.eyebrow{ display:inline-flex; align-items:center; gap:9px; font-size:12px; font-weight:700; letter-spacing:0.14em; text-transform:uppercase; color:#ff6b82; }
.eyebrow::before{ content:''; width:28px; height:2px; background:#ff6b82; display:inline-block; }
.btn{ display:inline-flex; align-items:center; gap:8px; border:none; border-radius:11px; padding-top:12px; padding-right:22px; padding-bottom:12px; padding-left:22px; font-size:14.5px; font-weight:550; transition:all .2s; cursor:pointer; }
.btn-red{ background:var(--brand-red); color:#fff; }
.btn-red:hover{ background:var(--brand-red-dark); }
.btn-line{ background:#fff; color:var(--ink); border:1px solid var(--line); }
.btn-line:hover{ background:var(--bg-grey); }
.btn-ghost{ background:rgba(255,255,255,0.08); color:#fff; border:1px solid rgba(255,255,255,0.22); }
.btn-ghost:hover{ background:rgba(255,255,255,0.16); }
.promo-strip{ background:var(--brand-red); color:#fff; text-align:center; font-size:13px; padding-top:10px; padding-right:22px; padding-bottom:10px; padding-left:22px; letter-spacing:0.2px; }
.promo-strip strong{ font-weight:700; }
.promo-strip .promo-divider{ margin-top:0; margin-right:12px; margin-bottom:0; margin-left:12px; opacity:0.5; }
.nav-wrapper{ position:sticky; top:0; z-index:9999; background:rgba(0,0,0,0.85); backdrop-filter:saturate(180%) blur(20px); -webkit-backdrop-filter:saturate(180%) blur(20px); }
.main-nav{ height:60px; display:flex; align-items:center; padding-top:0; padding-right:20px; padding-bottom:0; padding-left:20px; }
.main-nav-inner{ max-width:var(--max-w); width:100%; margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; display:flex; align-items:center; }
.brand-logo{ background-image:url('/static/images/icarsoft-logo.png'); background-repeat:no-repeat; background-position:left center; background-size:contain; display:block; }
.nav-logo{ display:inline-flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:4px; height:60px; margin-right:30px; }
.nav-logo:hover{ opacity:.85; }
.nav-logo-mark{ width:140px; height:26px; }
.nav-logo-tagline{ font-size:10px; line-height:1; color:rgba(255,255,255,0.7); white-space:nowrap; font-weight:500; }
.nav-links{ display:none; align-items:center; height:60px; gap:2px; }
.nav-link{ color:rgba(255,255,255,0.82); font-size:13px; padding-top:0; padding-right:14px; padding-bottom:0; padding-left:14px; height:60px; display:inline-flex; align-items:center; transition:color .15s; white-space:nowrap; }
.nav-link:hover{ color:#fff; }
.nav-link.active{ color:#fff; font-weight:600; }
.nav-right{ margin-left:auto; display:flex; align-items:center; gap:16px; }
.nav-util-link{ color:rgba(255,255,255,0.8); font-size:12.5px; display:inline-flex; align-items:center; gap:5px; }
.nav-util-link.signin{ border:1px solid rgba(255,255,255,0.28); padding-top:7px; padding-right:15px; padding-bottom:7px; padding-left:15px; border-radius:8px; }
.nav-util-link.signin:hover{ background:var(--brand-red-dark); border-color:var(--brand-red-dark); color:#fff; }
.nav-icons{ display:flex; align-items:center; gap:14px; }
.nav-icon{ color:rgba(255,255,255,0.85); font-size:18px; }
.nav-icon:hover{ color:#fff; }
.hamburger{ display:inline-flex; background:transparent; border:none; color:#fff; font-size:22px; }
.shead{ background:linear-gradient(135deg,#0a0a0c 0%,#1d1d1f 55%,#2c1414 100%); color:#fff; position:relative; overflow:hidden; padding-top:40px; padding-right:20px; padding-bottom:44px; padding-left:20px; }
.shead::before{ content:''; position:absolute; top:0; right:0; bottom:0; left:0; background:radial-gradient(ellipse at top right,rgba(200,16,46,0.25) 0%,transparent 55%); pointer-events:none; }
.shead-grid{ position:absolute; top:0; right:0; bottom:0; left:0; background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px); background-size:54px 54px; mask-image:radial-gradient(ellipse at center,black 25%,transparent 80%); -webkit-mask-image:radial-gradient(ellipse at center,black 25%,transparent 80%); }
.shead-inner{ position:relative; z-index:2; max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; }
.crumb{ display:inline-flex; align-items:center; gap:7px; font-size:12px; color:rgba(255,255,255,0.5); margin-bottom:16px; }
.crumb a:hover{ color:#fff; }
.crumb i{ font-size:13px; }
.shead h1{ font-size:clamp(30px,4.2vw,48px); font-weight:700; letter-spacing:-0.025em; line-height:1.08; margin-bottom:14px; }
.shead p{ font-size:clamp(15px,1.4vw,18px); line-height:1.55; color:rgba(255,255,255,0.74); max-width:640px; }
.searchbar{ margin-top:30px; display:flex; align-items:center; gap:10px; background:rgba(255,255,255,0.97); border-radius:14px; padding-top:7px; padding-right:7px; padding-bottom:7px; padding-left:20px; width:min(620px,100%); box-shadow:0 18px 50px rgba(0,0,0,0.35); }
.searchbar i{ font-size:20px; color:var(--ink-3); }
.searchbar input{ flex:1; border:none; outline:none; font-size:15px; background:transparent; height:32px; color:var(--ink); font-family:inherit; }
.searchbar input::placeholder{ color:var(--ink-3); }
.searchbar button{ background:var(--ink); color:#fff; border:none; border-radius:10px; padding-top:9px; padding-right:20px; padding-bottom:9px; padding-left:20px; font-size:14px; font-weight:500; }
.searchbar button:hover{ background:#000; }
.support-body{ max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; padding-top:32px; padding-right:20px; padding-bottom:60px; padding-left:20px; display:grid; grid-template-columns:1fr !important; gap:0 !important; align-items:start; }
.sidebar{ position:static; top:84px; }
.sidebar .sb-group{ margin-bottom:14px; }
.sidebar .sb-title{ font-size:11px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-3); margin-bottom:10px; padding-left:14px; }
.sidebar a{ display:block; font-size:14px; color:var(--ink-2); padding-top:8px; padding-right:14px; padding-bottom:8px; padding-left:14px; border-radius:9px; border-left:2px solid transparent; transition:all .15s; line-height:1.35; }
.sidebar a:hover{ background:var(--bg-grey); color:var(--ink); }
.sidebar a.active{ background:rgba(200,16,46,0.06); color:var(--brand-red); font-weight:600; border-left-color:var(--brand-red); }
.sb-contact{ margin-top:6px; padding-top:18px; padding-right:18px; padding-bottom:18px; padding-left:18px; border:1px solid var(--line); border-radius:14px; background:var(--bg-light); }
.sb-contact h6{ font-size:13.5px; font-weight:650; margin-bottom:5px; }
.sb-contact p{ font-size:12.5px; color:var(--ink-2); line-height:1.45; margin-bottom:12px; }
.content{ min-width:0; }
.content .lead{ font-size:17.5px; line-height:1.6; color:var(--ink-2); margin-bottom:14px; }
.content h2{ font-size:24px; font-weight:700; letter-spacing:-0.015em; margin-top:42px; margin-right:0; margin-bottom:16px; margin-left:0; }
.content h2:first-child{ margin-top:0; }
.content h3{ font-size:18px; font-weight:650; margin-top:26px; margin-right:0; margin-bottom:8px; margin-left:0; }
.content p{ font-size:15.5px; line-height:1.62; color:var(--ink); margin-bottom:12px; }
.content p.muted{ color:var(--ink-2); }
.content ul{ margin-top:6px; margin-right:0; margin-bottom:16px; margin-left:0; padding-top:0; padding-right:0; padding-bottom:0; padding-left:0; list-style:none; display:grid; gap:9px; }
.content ul li{ position:relative; padding-left:26px; font-size:15px; line-height:1.55; color:var(--ink); }
.content ul li::before{ content:''; position:absolute; left:2px; top:8px; width:7px; height:7px; border-radius:50%; background:var(--brand-red); }
.content ul.check li::before{ content:'\ea5e'; font-family:'tabler-icons'; background:none; left:0; top:0; color:var(--brand-red); font-size:16px; width:auto; height:auto; }
.note{ display:flex; gap:13px; align-items:flex-start; padding-top:18px; padding-right:20px; padding-bottom:18px; padding-left:20px; border-radius:14px; background:rgba(200,16,46,0.05); border:1px solid rgba(200,16,46,0.18); margin-top:18px; margin-right:0; margin-bottom:18px; margin-left:0; }
.note.info{ background:var(--bg-grey); border-color:var(--line); }
.note i{ color:var(--brand-red); font-size:22px; flex-shrink:0; }
.note.info i{ color:var(--ink-2); }
.note p{ margin-top:0; margin-right:0; margin-bottom:0; margin-left:0; font-size:14.5px; line-height:1.55; color:var(--ink); }
.note strong{ color:var(--brand-red); }
.note.info strong{ color:var(--ink); }
.acc{ border:1px solid var(--line); border-radius:14px; overflow:hidden; margin-bottom:14px; background:#fff; }
.acc summary{ list-style:none; cursor:pointer; display:flex; align-items:center; gap:14px; padding-top:18px; padding-right:20px; padding-bottom:18px; padding-left:20px; font-size:15.5px; font-weight:600; color:var(--ink); }
.acc summary::-webkit-details-marker{ display:none; }
.acc summary .qx{ width:24px; height:24px; border-radius:6px; background:rgba(200,16,46,0.08); color:var(--brand-red); display:grid; place-items:center; font-size:12px; font-weight:700; flex-shrink:0; }
.acc summary .chev{ margin-left:auto; color:var(--ink-3); font-size:18px; transition:transform .25s; }
.acc[open] summary .chev{ transform:rotate(180deg); }
.acc[open] summary{ border-bottom:1px solid var(--line); }
.acc .acc-body{ padding-top:16px; padding-right:20px; padding-bottom:18px; padding-left:20px; }
.acc .acc-body p{ font-size:14.5px; line-height:1.6; color:var(--ink-2); margin-bottom:8px; }
.acc .acc-body p:last-child{ margin-bottom:0; }
.acc-cat{ font-size:12px; font-weight:700; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-3); margin-top:28px; margin-right:0; margin-bottom:12px; margin-left:0; }
.steps{ display:grid; gap:0; margin-top:8px; margin-right:0; margin-bottom:8px; margin-left:0; }
.step{ display:grid; grid-template-columns:50px 1fr; gap:18px; padding-top:20px; padding-right:0; padding-bottom:20px; padding-left:0; border-top:1px solid var(--line); }
.step:last-child{ border-bottom:1px solid var(--line); }
.step .sn{ width:38px; height:38px; border-radius:10px; background:var(--ink); color:#fff; display:grid; place-items:center; font-size:16px; font-weight:700; }
.step h4{ font-size:16.5px; font-weight:650; margin-bottom:5px; }
.step p{ font-size:14.5px; line-height:1.55; color:var(--ink-2); margin-top:0; margin-right:0; margin-bottom:0; margin-left:0; }
.qgrid{ display:grid; grid-template-columns:repeat(2,1fr); gap:16px; margin-top:8px; margin-right:0; margin-bottom:8px; margin-left:0; }
.qgrid.c3{ grid-template-columns:repeat(3,1fr); }
.qcard{ display:flex; gap:15px; align-items:flex-start; padding-top:20px; padding-right:20px; padding-bottom:20px; padding-left:20px; border:1px solid var(--line); border-radius:14px; transition:transform .2s,box-shadow .2s,border-color .2s; }
.qcard:hover{ transform:translateY(-3px); box-shadow:0 20px 40px -26px rgba(0,0,0,0.25); border-color:rgba(200,16,46,0.28); }
.qcard .qi{ width:42px; height:42px; border-radius:11px; background:var(--bg-grey); color:var(--brand-red); display:grid; place-items:center; font-size:20px; flex-shrink:0; }
.qcard h4{ font-size:15.5px; font-weight:650; display:flex; align-items:center; gap:6px; }
.qcard h4 i{ font-size:14px; color:var(--ink-3); transition:transform .2s; }
.qcard:hover h4 i{ transform:translateX(3px); color:var(--brand-red); }
.qcard p{ font-size:13px; color:var(--ink-2); margin-top:4px; margin-right:0; margin-bottom:0; margin-left:0; line-height:1.45; }
.chiprow{ display:flex; flex-wrap:wrap; gap:10px; margin-top:10px; margin-right:0; margin-bottom:16px; margin-left:0; }
.chip{ font-size:13.5px; font-weight:600; color:var(--ink); background:#fff; border:1px solid var(--line); border-radius:100px; padding-top:8px; padding-right:16px; padding-bottom:8px; padding-left:16px; }
.chip i{ color:var(--brand-red); margin-right:6px; }
.chip.code{ font-family:ui-monospace,SFMono-Regular,Menlo,monospace; font-weight:600; }
.deflist{ border:1px solid var(--line); border-radius:14px; overflow:hidden; margin-top:14px; margin-right:0; margin-bottom:14px; margin-left:0; }
.deflist .row{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line); }
.deflist .row:first-child{ border-top:none; }
.deflist .k{ padding-top:16px; padding-right:18px; padding-bottom:16px; padding-left:18px; font-size:13.5px; font-weight:650; background:var(--bg-grey); color:var(--ink); }
.deflist .v{ padding-top:16px; padding-right:18px; padding-bottom:16px; padding-left:18px; font-size:14px; line-height:1.55; color:var(--ink-2); }
.panelbox{ border:1px solid var(--line); border-radius:16px; padding-top:24px; padding-right:24px; padding-bottom:24px; padding-left:24px; background:var(--bg-light); margin-top:16px; margin-right:0; margin-bottom:16px; margin-left:0; }
.panelbox h4{ font-size:15px; font-weight:650; margin-bottom:12px; display:flex; align-items:center; gap:8px; }
.panelbox h4 i{ color:var(--brand-red); }
.pagecta{ margin-top:40px; padding-top:30px; padding-right:32px; padding-bottom:30px; padding-left:32px; border-radius:18px; background:linear-gradient(120deg,#0a0a0c,#2c1414); color:#fff; display:flex; align-items:flex-start; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.pagecta h3{ font-size:20px; font-weight:650; margin-bottom:4px; }
.pagecta p{ font-size:14px; color:rgba(255,255,255,0.7); margin-top:0; margin-right:0; margin-bottom:0; margin-left:0; }
footer{ background:#0a0a0c; color:rgba(255,255,255,0.7); }
.footer-inner{ max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; padding-top:60px; padding-right:32px; padding-bottom:36px; padding-left:32px; }
.footer-cols{ display:grid; grid-template-columns:1fr; gap:32px; }
.footer-col h6{ font-size:12px; font-weight:700; letter-spacing:0.06em; text-transform:uppercase; color:#fff; margin-bottom:15px; }
.footer-col a{ display:block; font-size:13.5px; color:rgba(255,255,255,0.6); margin-bottom:10px; }
.footer-col a:hover{ color:#fff; }
.footer-brand .footer-logo{ width:128px; height:26px; filter:brightness(0) invert(1); opacity:.95; margin-bottom:13px; }
.footer-tagline{ font-size:12px; color:rgba(255,255,255,0.5); margin-bottom:13px; }
.footer-slogan{ font-size:16.5px; font-weight:650; color:#fff; margin-bottom:8px; }
.footer-brand>p{ font-size:12.5px; line-height:1.55; color:rgba(255,255,255,0.55); }
.footer-contact{ margin-top:16px; display:flex; flex-direction:column; gap:7px; }
.footer-contact div{ font-size:12.5px; color:rgba(255,255,255,0.7); display:flex; align-items:center; gap:8px; }
.footer-contact i{ color:var(--brand-red); }
.social-band{ border-top:1px solid rgba(255,255,255,0.1); }
.social-band-inner{ max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; padding-top:20px; padding-right:32px; padding-bottom:20px; padding-left:32px; display:flex; align-items:center; justify-content:space-between; }
.social-icons{ display:flex; gap:16px; }
.social-icons a{ color:rgba(255,255,255,0.6); font-size:18px; }
.social-icons a:hover{ color:#fff; }
.footer-copy{ font-size:12px; color:rgba(255,255,255,0.45); }
.hub-cats{ max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; padding-top:54px; padding-right:32px; padding-bottom:20px; padding-left:32px; }
.hub-cat{ margin-bottom:40px; }
.hub-cat .hc-title{ display:flex; align-items:center; gap:11px; font-size:13px; font-weight:700; letter-spacing:0.06em; text-transform:uppercase; color:var(--ink-3); margin-bottom:18px; }
.hub-cat .hc-title i{ color:var(--brand-red); font-size:18px; }
.hub-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.popular{ max-width:var(--max-w); margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; padding-top:20px; padding-right:32px; padding-bottom:80px; padding-left:32px; }
.popular h2{ font-size:24px; font-weight:700; margin-bottom:18px; }
.reveal{ opacity:0; transform:translateY(20px); transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }
.mobile-menu{ display:none; position:fixed; top:60px; right:0; bottom:0; left:0; z-index:9998; background:rgba(8,8,10,0.98); backdrop-filter:blur(16px); padding-top:24px; padding-right:24px; padding-bottom:24px; padding-left:24px; overflow:auto; }
.mobile-menu.open{ display:block; }
.mobile-menu a{ display:block; color:#fff; font-size:17px; padding-top:14px; padding-right:4px; padding-bottom:14px; padding-left:4px; border-bottom:1px solid rgba(255,255,255,0.08); }
.support-body>.content{ max-width:900px; margin-top:0; margin-right:auto; margin-bottom:0; margin-left:auto; width:100%; }
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none;}}
@media (max-width: 640px) {
  .nav-logo-tagline{ display:none; }
  .deflist .k{ border-bottom:1px solid var(--line); }
  .pagecta{ flex-direction:column; }
  .social-band-inner{ flex-direction:column; gap:12px; }
  .footer-brand{ grid-column:span 1; }
  .hub-cats,.popular{ padding-left:20px; padding-right:20px; }
}
@media (max-width: 980px) {
  .sidebar{ margin-bottom:8px; border:1px solid var(--line); border-radius:14px; padding-top:14px; padding-right:14px; padding-bottom:14px; padding-left:14px; background:var(--bg-light); }
  .hub-grid,.qgrid,.qgrid.c3{ grid-template-columns:1fr; }
}
@media (min-width: 641px) and (max-width: 980px) {
  .footer-brand{ grid-column:span 3; }
}
@media (min-width: 641px) {
  .main-nav{ padding-right:32px; padding-left:32px; }
  .shead{ padding-top:54px; padding-right:32px; padding-bottom:58px; padding-left:32px; }
  .support-body{ padding-top:48px; padding-right:32px; padding-bottom:80px; padding-left:32px; }
  .acc .acc-body{ padding-left:58px; }
  .deflist .row{ grid-template-columns:200px 1fr; }
  .pagecta{ align-items:center; }
  .footer-cols{ grid-template-columns:repeat(3,1fr); }
}
@media (min-width: 981px) {
  .nav-links{ display:flex; }
  .hamburger{ display:none; }
  .sidebar{ position:sticky; }
  .sidebar .sb-group{ margin-bottom:26px; }
  .footer-cols{ grid-template-columns:repeat(5,1fr) 1.4fr; }
}