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24px;position:relative}.quote-strip blockquote{font-family:var(--font-display);letter-spacing:-.01em;max-width:24ch;font-size:clamp(24px,3.4vw,38px);font-weight:700;line-height:1.15}.quote-strip cite{font-style:normal;font-family:var(--font-mono);color:#9fc3e8;margin-top:16px;font-size:13px;display:block}.site-footer{background:var(--paper);border-top:1px solid var(--line);margin-top:40px}.site-footer .wrap{color:var(--ink-60);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;padding:36px 24px;font-size:13.5px;display:flex}.site-footer nav{gap:18px;display:flex}.course-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}.course-hero .hero-photo{opacity:.85;background-position:50% 68%;background-size:cover;position:absolute;inset:0}.course-hero .hero-photo:after{content:"";background:linear-gradient(90deg,#061920ed 20%,#06192099 62%,#06192038);position:absolute;inset:0}.course-hero .contours{opacity:.25;position:absolute;inset:0}.course-hero .wrap{padding:56px 24px 48px;position:relative}.breadcrumb{margin-bottom:18px;font-size:13.5px}.breadcrumb,.breadcrumb a{color:#9fc3e8}.course-hero h1{font-family:var(--font-display);letter-spacing:-.015em;max-width:20ch;font-size:clamp(30px,4.4vw,50px);font-weight:800;line-height:1.02}.course-hero .meta-row{font-family:var(--font-mono);color:#c9d9e8;flex-wrap:wrap;gap:10px 28px;margin-top:22px;font-size:14px;display:flex}.course-hero .meta-row b{color:#fff;font-weight:600}.detail-layout{grid-template-columns:minmax(0,1fr) 360px;gap:40px;padding:44px 0 72px;display:grid}.detail-body h2{font-family:var(--font-display);margin:34px 0 12px;font-size:24px;font-weight:800}.detail-body h2:first-child{margin-top:0}.detail-body p{max-width:65ch;margin-bottom:12px}.detail-body ul{margin:0 0 12px 20px}.detail-body li{margin-bottom:6px}.instructor{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);align-items:center;gap:16px;max-width:480px;margin-top:10px;padding:16px 18px;display:flex}.instructor .avatar{background:var(--chs-blue-soft);width:52px;height:52px;font-family:var(--font-display);color:var(--chs-blue-dark);border-radius:50%;place-items:center;font-size:18px;font-weight:800;display:grid}.instructor b{display:block}.instructor span{color:var(--ink-60);font-size:13.5px}.sidecard{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);height:fit-content;padding:24px;position:sticky;top:92px}.sidecard .price-big{font-family:var(--font-mono);font-size:30px;font-weight:600}.sidecard .price-big small{color:var(--ink-60);font-size:14px;font-weight:400}.side-rows{border-top:1px solid var(--line);margin:18px 0}.side-rows div{border-bottom:1px solid var(--line);justify-content:space-between;gap:12px;padding:10px 0;font-size:14.5px;display:flex}.side-rows dt{color:var(--ink-60)}.side-rows dd{text-align:right;font-weight:600}.sidecard .btn{width:100%}.side-note{color:var(--ink-60);text-align:center;margin-top:12px;font-size:12.5px}.rules{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);margin-top:14px;overflow:hidden}.rules-head{background:var(--mist);justify-content:space-between;align-items:center;gap:12px;padding:14px 20px;font-size:15px;font-weight:700;display:flex}.rules-head span{color:var(--ink-60);font-size:12.5px;font-weight:600}.rule{border-top:1px solid var(--line);align-items:flex-start;gap:14px;padding:15px 20px;display:flex}.rule-icon{background:var(--mist);width:26px;height:26px;color:var(--ink-60);border-radius:50%;flex:none;place-items:center;margin-top:1px;font-size:14px;font-weight:800;display:grid}.rule.ok .rule-icon{background:var(--ok-soft);color:var(--ok)}.rule.bad .rule-icon{background:var(--fail-soft);color:var(--fail)}.rule b{font-size:15px;display:block}.rule p{color:var(--ink-60);margin:2px 0 0;font-size:13.5px}.rule.bad p.why{color:var(--fail);font-weight:600}.page-plain{padding:48px 0 80px}.page-plain h1{font-family:var(--font-display);letter-spacing:-.01em;font-size:34px;font-weight:800}.page-plain .sub{color:var(--ink-60);margin-top:6px}.stepper{flex-wrap:wrap;gap:8px;margin:28px 0 32px;display:flex}.step{color:var(--ink-60);background:var(--paper);border:1px solid var(--line);border-radius:999px;align-items:center;gap:9px;padding:8px 14px;font-size:14px;font-weight:600;display:flex}.step i{font-style:normal;font-family:var(--font-mono);background:var(--mist);border-radius:50%;place-items:center;width:22px;height:22px;font-size:12px;display:grid}.step.active{color:var(--chs-blue-dark);border-color:var(--chs-blue)}.step.active i{background:var(--chs-blue);color:#fff}.step.done,.step.done i{color:var(--ok)}.step.done i{background:var(--ok-soft)}.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);max-width:720px;padding:26px}.panel+.panel{margin-top:20px}.panel h2{font-family:var(--font-display);margin-bottom:6px;font-size:21px;font-weight:800}.panel .hint{color:var(--ink-60);margin-bottom:16px;font-size:14px}.result-banner{border-radius:var(--radius);align-items:center;gap:12px;margin-top:18px;padding:16px 20px;font-weight:700;display:flex}.result-ok{background:var(--ok-soft);color:var(--ok)}.result-bad{background:var(--fail-soft);color:var(--fail)}.pay-box{border:1px dashed var(--line);border-radius:var(--radius);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:18px;padding:20px;display:flex}.pay-box .total{font-family:var(--font-mono);font-size:24px;font-weight:600}.pay-note{color:var(--ink-60);margin-top:10px;font-size:12.5px}.field{margin-bottom:16px}.field label{margin-bottom:6px;font-size:14px;font-weight:700;display:block}.field input{width:100%;font-family:var(--font-body);border:1px solid var(--line);background:var(--snow);border-radius:8px;padding:11px 14px;font-size:16px}.field input:focus{border-color:var(--chs-blue);background:#fff}.field .help{color:var(--ink-60);margin-top:5px;font-size:12.5px}.profile-hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}.profile-hero .contours{opacity:.35;position:absolute;inset:0}.profile-hero .wrap{flex-wrap:wrap;align-items:center;gap:24px;padding:48px 24px;display:flex;position:relative}.profile-avatar{background:var(--chs-blue);width:76px;height:76px;border-radius:50%;place-items:center;font-size:27px;display:grid}.profile-avatar,.profile-hero h1{font-family:var(--font-display);font-weight:800}.profile-hero h1{font-size:32px}.profile-hero .meta{font-family:var(--font-mono);color:#9fc3e8;margin-top:5px;font-size:13.5px}.profile-badges{flex-wrap:wrap;gap:10px;margin-left:auto;display:flex}.pill{background:#ffffff1f;border:1px solid #ffffff40;border-radius:999px;padding:6px 14px;font-size:12.5px;font-weight:700}.pill.ok{background:#2e7d4f59;border-color:#78c89680}.table{border-collapse:collapse;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);width:100%;overflow:hidden}.table th{text-align:left;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-60);background:var(--mist);padding:11px 16px;font-size:12px}.table td{border-top:1px solid var(--line);vertical-align:middle;padding:14px 16px;font-size:14.5px}.table td.mono{font-family:var(--font-mono);font-size:13px}.status{white-space:nowrap;border-radius:999px;align-items:center;gap:7px;padding:4px 12px;font-size:12.5px;font-weight:700;display:inline-flex}.status:before{content:"";background:currentColor;border-radius:50%;width:7px;height:7px}.st-paid{background:var(--ok-soft);color:var(--ok)}.st-wait{background:var(--sunrise-soft);color:#9a5e06}.st-conf{background:var(--chs-blue-soft);color:var(--chs-blue-dark)}.st-done{background:var(--mist);color:var(--ink-60)}.login-wrap{grid-template-columns:1fr 1fr;min-height:calc(100vh - 68px);display:grid}.login-visual{background:var(--ink);color:#fff;align-items:flex-end;padding:48px;display:flex;position:relative;overflow:hidden}.login-visual .login-photo{object-fit:cover;opacity:.75;width:100%;height:100%;position:absolute;inset:0}.login-visual:after{content:"";background:linear-gradient(#06192026 30%,#061920e0);position:absolute;inset:0}.login-visual .contours{opacity:.25;position:absolute;inset:0}.login-visual blockquote{z-index:1;font-family:var(--font-display);max-width:18ch;font-size:30px;font-weight:700;line-height:1.15;position:relative}.login-visual cite{font-style:normal;font-family:var(--font-mono);color:#9fc3e8;margin-top:14px;font-size:13px;display:block}.login-form{background:var(--snow);place-items:center;padding:48px 24px;display:grid}.login-form>div{width:100%;max-width:400px}.login-form h1{font-family:var(--font-display);margin-bottom:8px;font-size:30px;font-weight:800}.login-form .sub{color:var(--ink-60);margin-bottom:26px;font-size:14.5px}@media (max-width:960px){.detail-layout{grid-template-columns:1fr}.sidecard{position:static}.login-wrap{grid-template-columns:1fr}.login-visual{min-height:260px}}@media (max-width:1120px){.main-nav{margin-left:0}.main-nav a{padding:8px 10px;font-size:14px}.header-user .btn-sm{padding:7px 12px;font-size:13px}}@media (max-width:940px){.main-nav{display:none}.nav-toggle{display:inline-flex}}@media (max-width:640px){.header-user [data-logout],.u-name{display:none}}@media (max-width:560px){.brand-name{font-size:16px}.brand-name small{display:none}.site-header .wrap{gap:12px}}@media (max-width:720px){.hero .wrap{padding-top:56px;padding-bottom:72px}.hero-stats div{margin-right:20px;padding-right:20px}.filterbar{margin-top:-30px}.filter-toggle{margin-left:0}}.mobile-nav form{margin:0}.mobile-nav-logout{text-align:left;width:100%;font-family:var(--font-body);color:var(--ink-80);cursor:pointer;background:0 0;border:0;padding:13px 4px;font-size:16px;font-weight:600;display:block}@media (max-width:720px){.section-head{flex-direction:column;align-items:flex-start;gap:4px}.section-head h2{font-size:23px}.section-head .count{font-size:13px}.table,.table tbody,.table td,.table tr{width:100%;display:block}.table{background:0 0;border:0}.table thead{display:none}.table tr{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-sizing:border-box;margin-bottom:14px;padding:8px 16px 12px}.table td{border:0;padding:8px 0}.table td[data-label]{justify-content:space-between;align-items:center;gap:12px;display:flex}.table td[data-label]:before{content:attr(data-label);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-60);font-size:11px;font-weight:600}.table td:first-child{border-bottom:1px solid var(--mist);padding-bottom:10px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}