:root{--bg:#070907;--surface:#0d110e;--surface2:#111713;--surface3:#151d17;--line:#243027;--line2:#314137;--text:#f2f7f3;--muted:#8d9b91;--green:#52f28a;--green2:#20c765;--green3:#123c22;--danger:#ff626d;--warning:#f5c451;--radius:12px;--shadow:0 22px 70px rgba(0,0,0,.34)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 78% -20%,rgba(41,137,72,.13),transparent 28%),var(--bg);color:var(--text);font:15px/1.55 Inter,"Segoe UI",system-ui,-apple-system,sans-serif;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,#000,transparent 72%)}a{color:var(--green)}.topbar{position:sticky;top:0;z-index:50;background:rgba(7,9,7,.88);backdrop-filter:blur(18px);border-bottom:1px solid 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@media(max-width:640px){.topbar nav{min-height:62px;padding:8px 14px}.brand{font-size:15px;letter-spacing:.8px}.nav-actions{gap:10px}.nav-actions>a:not(.nav-cta){font-size:13px}.nav-cta{padding:8px 10px;min-height:38px;font-size:12px}main{padding:24px 13px 48px}.hero{padding-top:20px}.hero h1{font-size:40px;letter-spacing:-1.8px}.hero p,.page-head p{font-size:16px}.code{padding:0 18px 20px;border-radius:11px}.code:after{display:none}.grid,.admin-tools{grid-template-columns:1fr;gap:12px}.stats{grid-template-columns:1fr 1fr;gap:9px}.stat{padding:15px}.stat strong{font-size:27px}.card{padding:16px;border-radius:10px}.page-head,.section-head,.row,.lesson-head{align-items:flex-start}.page-head{flex-direction:column}.page-head h1,.live-page-head h1{font-size:34px}.admin-course-head .badge{margin-top:-10px}.list-card,.resource-row{align-items:flex-start;flex-direction:column}.list-card .btn,.resource-row>a.btn{width:100%}.resource-actions{width:100%;justify-content:space-between}.resource-actions form:first-child{flex:1}.resource-actions select{width:100%}.form-grid{grid-template-columns:1fr}.hero-actions .btn{width:100%}.card-footer{align-items:flex-start;flex-direction:column}.auth{padding:20px}.auth h1{font-size:30px}.table-card{padding:13px}.table-scroll{margin:0 -13px;padding:0 13px}.danger-zone .btn{width:100%}.video-shell,.broadcast-player{border-radius:7px}.chat-form{grid-template-columns:1fr}.chat-form .btn{width:100%}footer span{display:none}footer{font-size:13px}}
@media(max-width:370px){.brand{font-size:13px}.brand span{display:none}.nav-actions{gap:7px}.nav-cta{padding:7px 8px}.stats{grid-template-columns:1fr}.hero h1{font-size:35px}}
.sound-gate{position:absolute;left:50%;bottom:54px;transform:translateX(-50%);z-index:6;border:1px solid rgba(72,255,126,.5);background:rgba(5,12,8,.92);color:#dfffe8;border-radius:999px;padding:10px 16px;font-weight:800;cursor:pointer;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.live-chat-dot{font-size:.7rem;color:#59ff8a;font-weight:800;letter-spacing:.08em}.chat-messages{scroll-behavior:smooth}.broadcast-player{position:relative}.broadcast-player video{background:#020403}
@media(max-width:760px){.sound-gate{bottom:48px;white-space:nowrap}.live-chat-dot{display:none}}
/* Code Start v1.5 — Developer Environment */
:root{--bg:#050706;--surface:#0a0e0b;--surface2:#0e1410;--surface3:#121a14;--line:#1b2b20;--line2:#294332;--text:#edf7f0;--muted:#84958a;--green:#39ff88;--green2:#16d968;--green3:#0b321b;--cyan:#5de4ff;--radius:8px}
body{font-family:"IBM Plex Sans","Inter","Segoe UI Variable","Segoe UI",system-ui,sans-serif;background:radial-gradient(circle at 72% -10%,rgba(57,255,136,.07),transparent 26%),#050706}body:before{opacity:.09;background-size:24px 24px}.brand,.tag,.card-kicker,.badge,.stream-box code,.mono-prompt,.live-protocol,.player-bar,.chat-prompt,.chat-form input,.chat-form button{font-family:"JetBrains Mono","Cascadia Code","SFMono-Regular",Consolas,monospace}.topbar{background:rgba(5,7,6,.94);border-bottom-color:#152019}nav{min-height:64px}.brand{font-size:16px;letter-spacing:.4px}.brand span{background:#102b1a;border:1px solid #235536;padding:4px 6px;border-radius:5px;margin-right:5px}.card{border-radius:8px;background:#0b100c;border-color:#1b2a20;box-shadow:0 14px 45px rgba(0,0,0,.18)}.btn{border-radius:5px;text-transform:uppercase;letter-spacing:.35px;font-size:13px}.hero h1,.page-head h1,.live-page-head h1{font-family:"Segoe UI Variable","Inter",system-ui,sans-serif;font-weight:800}.code{border-radius:8px;background:#070a08}.code pre{font-family:"JetBrains Mono","Cascadia Code",Consolas,monospace}.course-card:before{background:var(--green)}input,textarea,select{border-radius:5px;background:#070b08}.live-page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.mono-prompt{color:var(--green);font-size:13px;margin-right:7px}.live-protocol{display:grid;grid-template-columns:auto auto;align-items:center;gap:0 7px;border:1px solid #24402e;background:#09120c;padding:10px 13px;border-radius:6px;min-width:170px}.live-protocol b{font-size:12px;letter-spacing:.8px}.live-protocol small{grid-column:2;color:#688072;font-size:9px;text-transform:uppercase}.protocol-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);grid-row:1/3}.ide-player{border-radius:7px;border-color:#294131;background:#020403;aspect-ratio:auto;min-height:0}.player-bar{height:38px;display:flex;align-items:center;gap:14px;padding:0 12px;background:#0a0e0b;border-bottom:1px solid #1d2b21;color:#718078;font-size:10px}.player-bar>span{display:flex;gap:5px}.player-bar i{width:7px;height:7px;border-radius:50%;background:#26362b}.player-bar i:first-child{background:#39ff88}.player-bar code{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.player-bar button{border:0;background:none;color:#6fa982;font:inherit;cursor:pointer;text-transform:uppercase}.webrtc-wrap,.hls-wrap{aspect-ratio:16/9;background:#000;position:relative}.webrtc-wrap iframe{border:0;width:100%;height:100%;display:block;background:#000}.hls-wrap video{width:100%;height:100%;display:block}.live-meta-strip{display:flex;gap:18px;flex-wrap:wrap;padding:11px 2px;color:#66776c;font:10px "JetBrains Mono","Cascadia Code",Consolas,monospace;text-transform:uppercase}.live-meta-strip b{color:var(--green)}.chat-card{border-radius:7px;background:#080d09}.chat-head{background:#0b110d}.chat-head h3{font-size:16px}.chat-message{font-family:"JetBrains Mono","Cascadia Code",Consolas,monospace}.chat-message b{color:#6dff9d;font-size:11px}.chat-message span{font-family:"Segoe UI Variable","Inter",system-ui,sans-serif;color:#c0cbc3}.chat-form{grid-template-columns:auto 1fr auto;align-items:center;background:#070a08}.chat-prompt{color:var(--green);font-weight:900}.chat-form input{border:0;background:transparent;box-shadow:none;outline:none!important;padding-left:2px}.chat-form .btn{min-width:64px}.live-chat-dot{font-family:"JetBrains Mono","Cascadia Code",Consolas,monospace}.section-head h2:before{content:"# ";color:#3e7150;font-family:"JetBrains Mono","Cascadia Code",monospace;font-weight:500}.stat strong{font-family:"JetBrains Mono","Cascadia Code",Consolas,monospace}.auth:before{content:"AUTH::CODE_START";display:block;color:#365641;font:10px "JetBrains Mono","Cascadia Code",Consolas,monospace;letter-spacing:1.2px;margin-bottom:12px}
@media(max-width:760px){.live-page-head{align-items:flex-start;flex-direction:column}.live-protocol{width:100%}.player-bar code{max-width:50vw}.live-meta-strip{gap:8px 14px}.chat-form{grid-template-columns:auto 1fr}.chat-form .btn{grid-column:1/-1;width:100%}.webrtc-wrap,.hls-wrap{aspect-ratio:16/9}.live-layout{gap:12px}}
/* Code Start v1.6 — public course experience */
.home-hero{padding-bottom:54px}.hero-proof{display:flex;gap:18px;flex-wrap:wrap;margin-top:28px;color:var(--muted);font:11px "JetBrains Mono","Cascadia Code",monospace}.hero-proof b{color:var(--green);margin-right:5px}.trust-strip{display:flex;justify-content:center;gap:30px;flex-wrap:wrap;border:1px solid var(--line);border-left:0;border-right:0;padding:16px 12px;color:#9eb0a3;font:11px "JetBrains Mono","Cascadia Code",monospace;text-transform:uppercase;letter-spacing:.45px;margin:0 0 58px}.home-trust{margin-top:-24px}.public-card{display:flex;flex-direction:column;min-height:285px}.course-card-top{display:flex;justify-content:space-between;gap:10px;align-items:center}.status-pill{display:inline-flex;align-items:center;width:max-content;max-width:100%;padding:6px 9px;border:1px solid #245b36;border-radius:4px;background:#0a1b10;color:#5cff91;font:700 9px "JetBrains Mono","Cascadia Code",monospace;letter-spacing:.6px}.status-pill.soon{border-color:#5c5128;color:#f1d76a;background:#171508}.status-pill.closed{border-color:#50302f;color:#c9908b;background:#160d0c}.mini-facts{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:16px}.mini-facts span{padding:5px 8px;border:1px solid var(--line);font:10px "JetBrains Mono",monospace;color:var(--muted)}.method-section{padding:75px 0}.method-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}.method-grid article{padding:28px 22px;border-right:1px solid var(--line);background:#080c09}.method-grid article:last-child{border-right:0}.method-grid b,.module-number{font:700 12px "JetBrains Mono",monospace;color:var(--green)}.method-grid h3{margin:18px 0 8px}.method-grid p{color:var(--muted);font-size:14px;line-height:1.6}.final-cta{margin:60px 0 15px;padding:55px 7%;text-align:center;border:1px solid #25432f;background:radial-gradient(circle at 50% 0,rgba(57,255,136,.09),transparent 50%),#080c09}.final-cta h2{font-size:clamp(28px,4vw,46px);margin:10px 0}.final-cta p{color:var(--muted);margin-bottom:24px}.public-course-hero{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:55px;padding:65px 0 42px;align-items:center}.crumb{font:10px "JetBrains Mono",monospace;color:#53645a;margin-bottom:18px;letter-spacing:.5px;overflow-wrap:anywhere}.public-course-hero h1{font-size:clamp(42px,6vw,74px);line-height:.98;letter-spacing:-3px;margin:16px 0}.public-course-hero .lead{font-size:18px;line-height:1.65;color:#9daf9f;max-width:750px}.course-facts{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.course-facts span{min-width:145px;border-left:2px solid #294b35;padding:4px 14px}.course-facts b,.course-facts small{display:block}.course-facts b{font-size:14px}.course-facts small{font:9px "JetBrains Mono",monospace;color:#607065;margin-top:5px}.enroll-card{border:1px solid #294533;background:#090e0a;padding:26px;box-shadow:0 30px 70px rgba(0,0,0,.25)}.course-price{display:block;font:800 38px "JetBrains Mono",monospace;color:#effff4;margin:15px 0 22px}.enroll-card small{display:block;color:#708078;line-height:1.5;margin-top:13px}.closed-box{padding:15px;border:1px solid var(--line);color:#9eaaa1;line-height:1.5}.public-course-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}.syllabus{border-top:1px solid var(--line)}.syllabus-module{display:grid;grid-template-columns:52px 1fr;gap:14px;padding:26px 0;border-bottom:1px solid var(--line)}.syllabus-module h3{margin:0 0 12px}.public-lesson{display:grid;grid-template-columns:22px minmax(0,1fr) auto;gap:8px;align-items:center;padding:9px 0;color:#7d8d82;font-size:13px}.public-lesson.preview{color:#c7d5ca}.public-lesson a{font:700 10px "JetBrains Mono",monospace;color:var(--green);text-transform:uppercase}.public-lesson small{font-size:10px;color:#526057}.course-info-stack{display:grid;gap:12px;position:sticky;top:85px}.course-info-stack p{line-height:1.7;color:#9cab9f}.preview-player{max-width:1000px}.preview-copy{max-width:1000px;line-height:1.8}.preview-gate{max-width:1000px;text-align:center;padding:45px 20px;margin-top:18px;border:1px solid #284733;background:#09110c}.preview-gate h2{font-size:32px}.preview-gate p{color:var(--muted);margin-bottom:22px}.payment-wrap{max-width:650px;margin:55px auto}.payment-card{text-align:center;padding:38px}.payment-check{width:58px;height:58px;display:grid;place-items:center;margin:18px auto;border:1px solid #2e6c43;color:var(--green);font-size:28px}.payment-card h1{font-size:36px}.payment-code{margin:25px 0;padding:16px;border:1px dashed #355140;background:#070b08}.payment-code small,.payment-code strong{display:block}.payment-code small{font:9px "JetBrains Mono",monospace;color:#69786d}.payment-code strong{font:800 22px "JetBrains Mono",monospace;color:var(--green);margin-top:5px}.payment-summary{display:grid;text-align:left;margin:20px 0}.payment-summary span{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid var(--line);color:#849188}.payment-summary b{color:#dce9df}.whatsapp-btn{margin-top:20px}.check-line{display:flex!important;align-items:center;gap:10px;border:1px solid var(--line);padding:12px!important;color:#b5c2b8}.check-line input{width:auto;margin:0}.admin-public-link{display:inline-block;margin-left:15px}.payment-admin{margin-top:24px}.payment-admin td small{display:block;color:var(--muted)}.payment-actions{display:flex;align-items:center;gap:10px}
@media(max-width:900px){.method-grid{grid-template-columns:1fr 1fr}.method-grid article:nth-child(2){border-right:0}.method-grid article{border-bottom:1px solid var(--line)}.public-course-hero,.public-course-grid{grid-template-columns:1fr}.enroll-card{max-width:560px}.course-info-stack{position:static}}
@media(max-width:600px){.trust-strip{justify-content:flex-start;gap:12px 20px}.method-grid{grid-template-columns:1fr}.method-grid article{border-right:0}.public-course-hero{padding-top:35px;gap:25px}.public-course-hero h1{letter-spacing:-1.8px}.course-facts span{min-width:calc(50% - 6px)}.enroll-card{padding:20px}.public-lesson{grid-template-columns:20px 1fr}.public-lesson a,.public-lesson small{grid-column:2}.syllabus-module{grid-template-columns:35px 1fr}.payment-card{padding:22px 16px}.payment-card h1{font-size:29px}.payment-summary span{align-items:flex-start;flex-direction:column;gap:3px}.payment-actions{align-items:flex-start;flex-direction:column}.admin-public-link{display:block;margin:12px 0 0}}