@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');
:root{font-family:Inter,Arial,Helvetica,sans-serif;color-scheme:dark;--bg:#060607;--panel:#0f1012;--panel2:#171819;--border:#292a2d;--text:#f5f5f6;--muted:#97999d;--gold:#ffdb2c;--gold2:#b48712;--shadow:0 16px 40px #0006}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 Inter,Arial,sans-serif}
a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.55}
h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{letter-spacing:-.025em}button:focus-visible,input:focus-visible,textarea:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.hide{display:none!important}
.app-layout{min-height:100vh;display:flex}
.sidebar{width:235px;flex:0 0 235px;height:100vh;position:sticky;top:0;display:flex;flex-direction:column;background:#040405;border-right:1px solid #222326;z-index:10}
.side-logo{height:90px;display:flex;align-items:center;gap:11px;padding:0 23px;font-size:25px;line-height:.94;letter-spacing:-1.4px;font-weight:900}
.side-logo b{font-weight:900}.side-logo em,.certificate-brand em{font-style:normal;color:var(--gold)}.logo-bolt{font-size:46px;line-height:1;color:var(--gold);text-shadow:0 0 20px #ffcc2470;transform:skew(-9deg)}
.nav-caption{padding:15px 22px 11px;font-size:9px;letter-spacing:1.45px;font-weight:800;color:#777}
.side-nav{display:flex;flex-direction:column;gap:5px;padding:10px 10px}
.nav-item{position:relative;border:0;background:transparent;color:#c8c8ca;border-radius:8px;display:flex;align-items:center;gap:13px;text-align:left;width:100%;min-height:49px;padding:10px 15px;font-size:13px;font-weight:650;transition:.2s ease}
.nav-item:hover{background:#202020;color:#fff}.nav-item.active{background:linear-gradient(90deg,#4e420c 0%,#171409 100%);color:var(--gold)}
.nav-item.active:before{content:"";position:absolute;left:-10px;top:0;height:100%;width:3px;background:var(--gold);border-radius:2px}
.nav-icon{width:22px;flex:0 0 22px;text-align:center;font-size:25px;line-height:1;color:#dedee0}.nav-item.active .nav-icon{color:var(--gold)}
.nav-new{margin-left:auto;font-size:8px;letter-spacing:1px;padding:3px 5px;border-radius:4px;background:#5b4710;color:#ffe35d}
.side-bottom{margin-top:auto;padding:15px 12px 21px;border-top:1px solid #222}
.side-mini{display:flex;align-items:center;gap:11px;padding:15px 11px;margin-bottom:12px;border:1px solid #302b1e;border-radius:11px;background:linear-gradient(135deg,#1f1b0d,#0a0a0a)}
.side-mini-icon{font-size:24px;color:var(--gold)}.side-mini strong,.side-account strong{display:block;font-size:12px}.side-mini small,.side-account small{display:block;color:#8d8d90;font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-account{display:flex;gap:10px;align-items:center;border:1px solid #303036;padding:10px;border-radius:11px}
.avatar{display:grid;place-items:center;border:1px solid #8f8f90;background:linear-gradient(135deg,#303035,#171717);color:#e4e4e4;border-radius:50%;width:36px;height:36px;font-size:25px;flex-shrink:0}.avatar.small{height:28px;width:28px;font-size:20px}
.side-account-text{min-width:0}.side-logout{border:0;background:transparent;color:#a1a1a1;padding:13px 9px 0;font-size:12px;text-align:left}.side-logout:hover{color:#fff}
.main-area{min-width:0;flex:1;display:flex;flex-direction:column}
.topbar{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 clamp(18px,2vw,36px);border-bottom:1px solid #222;background:#080809;position:sticky;top:0;z-index:5}
.top-left,.top-right{display:flex;align-items:center;gap:16px}.top-breadcrumb{font-size:11px;color:#797b7e;letter-spacing:1.2px;font-weight:800}.top-breadcrumb span{padding:0 8px;color:#4d4d4d}.top-breadcrumb strong{color:#f8f8f8;font-weight:750}
.search-wrap{height:39px;width:min(26vw,290px);border:1px solid #34363a;border-radius:10px;display:flex;align-items:center;gap:10px;padding:0 14px;background:#151617}.search-wrap:focus-within{border-color:#a28220}.search-wrap>span{font-size:25px;line-height:1;color:#9b9b9d}.search-wrap input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:#f5f5f5;font-size:12px}.search-wrap input::placeholder{color:#7e7f82}
.account-action,.user-chip{border:1px solid #333438;padding:8px 12px;background:#161719;border-radius:9px;color:#e9e9ec;font-weight:700;font-size:12px}.user-chip{display:flex;align-items:center;gap:7px}.user-chip>span:last-child{max-width:135px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.icon-button{border:1px solid #3d3d3e;background:#161719;border-radius:9px;width:38px;height:38px;font-size:19px;display:grid;place-items:center}.mobile-menu{display:none}
.main-content{width:100%;max-width:1740px;padding:26px clamp(16px,2vw,36px) 70px;margin:0 auto;flex:1}.view{min-height:calc(100vh - 220px)}
.hero{position:relative;isolation:isolate;min-height:365px;border:1px solid #32312c;border-radius:18px;background:#080809 url('/arte/hero-fullhd.avif') center 20%/cover no-repeat;overflow:hidden;display:flex;align-items:center;padding:46px 43px;box-shadow:0 14px 60px #0009}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#080809 2%,#09090b 38%,#09090b00 78%);z-index:-1}
.hero-grid{position:absolute;inset:0;z-index:-1;background:repeating-linear-gradient(110deg,transparent 0 105px,#ffe14a0a 107px 108px,transparent 109px 190px),linear-gradient(transparent 94%,#c9a12519 95%);background-size:auto,100% 44px}
.hero-text{position:relative;z-index:2;max-width:720px}.hero-kicker{display:flex;gap:16px;align-items:center;color:#c4c2bd;font-size:11px;letter-spacing:2.7px;font-weight:800;margin-bottom:20px}.hero-line{width:26px;height:3px;background:var(--gold);box-shadow:0 0 14px #ffdb2c}
.hero h1{font-size:clamp(35px,4.3vw,65px);line-height:1.02;font-weight:900;letter-spacing:-2.7px;margin:0 0 18px;text-shadow:0 5px 35px #0009}.hero h1 span{color:var(--gold)}.hero p{color:#d0d0d0;line-height:1.6;font-size:15px;max-width:535px;margin-bottom:22px}
.hero-features{display:flex;flex-wrap:wrap;gap:11px 18px;font-size:11px;font-weight:700;color:#e7e6e1}.hero-features span{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}.hero-features b{font-size:20px;color:var(--gold);line-height:1}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:10px 16px;border-radius:9px;font-size:12px;font-weight:850;transition:background .2s,border-color .2s,transform .2s;border:1px solid #434449;background:#1a1b1d;color:#fff;text-align:center}.btn:hover:not(:disabled){transform:translateY(-1px);border-color:var(--gold)}.btn-primary{background:var(--gold);color:#15120a;border-color:var(--gold)}.btn-primary:hover:not(:disabled){background:#ffe971}.btn-line{background:#171717b9;color:#eee;border-color:#575757}.btn-small{min-height:33px;padding:7px 10px;font-size:11px}
.hero-decoration{display:none}.hero-mentor{position:absolute;right:-2%;bottom:-12px;width:min(94%,490px);height:auto;max-height:110%;object-fit:contain;object-position:bottom right;filter:drop-shadow(0 0 26px #0009)}
.hero-orbit{position:absolute;inset:9% 2% -70% 8%;border:3px solid #f0c82128;border-radius:50%;box-shadow:0 0 80px 25px #e8b90918}
.tech-chip{position:absolute;z-index:1;background:linear-gradient(135deg,#202126,#101113);border:1px solid #806517;box-shadow:0 11px 25px #0009;padding:7px 12px;border-radius:9px;font-size:11px;font-weight:900;color:var(--gold);letter-spacing:1.5px}.chip1{top:22%;left:6%;transform:rotate(-12deg)}.chip2{top:12%;right:5%;transform:rotate(7deg)}.chip3{bottom:21%;right:2%;transform:rotate(-9deg)}
.welcome-strip{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:19px 0 22px;background:#101112;border:1px solid #27282a;padding:14px 18px;border-radius:12px}.welcome-strip strong{font-size:13px}.welcome-strip p{color:var(--muted);font-size:11px;margin:3px 0 0}.status-dot{width:8px;height:8px;background:var(--gold);border-radius:50%;display:inline-block;margin-right:9px;box-shadow:0 0 12px #ffe02f}.status-pill{border:1px solid #554923;background:#231d0c;color:#f0cd37;border-radius:30px;padding:7px 11px;font-weight:800;font-size:10px;white-space:nowrap}
.subheading,.block-kicker{font-size:10px;letter-spacing:2px;color:var(--gold);font-weight:900;text-transform:uppercase}
.section-heading{display:flex;gap:20px;justify-content:space-between;align-items:center;margin:28px 0 17px}.section-heading h2{font-size:26px;line-height:1.25;font-weight:900;margin:3px 0}.section-heading p{margin:5px 0 0;color:#9d9d9f;font-size:12px}.text-link{border:0;background:none;color:var(--gold);font-size:12px;font-weight:800}.text-link:hover{text-decoration:underline}.count-badge{border:1px solid #353636;border-radius:7px;color:#c1c1c1;padding:8px 10px;font-size:10px;font-weight:850;letter-spacing:1px;white-space:nowrap}
.overview-card{display:flex;align-items:center;gap:25px;padding:18px 23px;border:1px solid #302c20;border-radius:13px;background:linear-gradient(95deg,#171715,#111112 70%)}.progress-ring{width:94px;height:94px;flex:0 0 94px;border-radius:50%;background:conic-gradient(var(--gold) calc(var(--pct)*1%),#323238 0);display:grid;place-items:center;position:relative}.progress-ring:before{content:"";position:absolute;inset:10px;background:#151516;border-radius:50%}.progress-ring>div{position:relative;z-index:1;text-align:center}.progress-ring strong{display:block;font-size:22px;line-height:1}.progress-ring small{font-size:7px;color:#9d9d9d;font-weight:800;letter-spacing:1px}
.overview-copy{flex:1;min-width:0}.overview-copy h3{font-size:18px;margin:0 0 4px}.overview-copy p{color:#adadad;font-size:11px;margin:0 0 15px}.progress-track{background:#303137;height:9px;border-radius:99px;overflow:hidden}.progress-track>span{display:block;background:linear-gradient(90deg,#b18b12,var(--gold));height:100%;width:0;transition:width .35s}
.subscription-box{margin:17px 0;padding:17px 20px;border:1px solid #51451e;border-radius:12px;background:#1e1a10;display:flex;justify-content:space-between;align-items:center;gap:17px}.subscription-box strong{color:#f8df7a;font-size:13px}.subscription-box p{font-size:11px;color:#d0c6a4;margin:3px 0 0}
.module-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.module-card{display:flex;flex-direction:column;min-width:0;overflow:hidden;border:1px solid #303033;background:#0e0e10;border-radius:11px;transition:border-color .2s,transform .2s,box-shadow .2s}.module-card:hover{border-color:#9d7822;transform:translateY(-3px);box-shadow:var(--shadow)}
.module-cover{height:182px;position:relative;overflow:hidden;background:#16140d;border-bottom:1px solid #44371b}
.module-cover:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#09090ad9,#09090900 72%);z-index:2;pointer-events:none}
.module-backdrop{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.module-mentor{position:absolute;width:205px;height:168px;max-width:77%;bottom:-8px;right:-24px;object-fit:contain;object-position:bottom right;filter:drop-shadow(0 8px 15px #0008);z-index:1;opacity:.94}
.module-cover-label{position:absolute;z-index:3;left:15px;top:14px;font-weight:800;font-size:10px;letter-spacing:1.2px;color:#dedede}
.module-cover-title{position:absolute;z-index:3;left:15px;bottom:16px;max-width:75%;font-size:21px;font-weight:900;line-height:1.05;letter-spacing:-.6px;text-shadow:0 2px 9px #000,0 2px 18px #000}
.module-cover-title span{color:var(--gold)}
.module-content{flex:1;min-height:115px;padding:14px 15px 9px}.module-content p{color:#aaa;font-size:11px;margin:0 0 9px}.module-content strong{font-size:12px}.module-foot{padding:12px 15px 13px;margin-top:auto}.module-metrics{display:flex;justify-content:space-between;font-size:10px;color:#d0d0d0;margin-bottom:7px}.module-metrics span:first-child{color:var(--gold)}.module-foot .progress-track{height:6px}.module-open{display:flex;align-items:center;justify-content:space-between;margin-top:12px}.module-open small{color:#8e8e8e;font-size:10px}.round-arrow{border:1px solid #786123;background:#27210f;border-radius:50%;width:32px;height:32px;color:var(--gold);font-size:20px;line-height:1}.round-arrow:hover{background:var(--gold);color:#101010}
.finish-banner{display:flex;align-items:center;gap:16px;margin-top:28px;padding:19px 22px;border:1px solid #36301e;border-radius:13px;background:linear-gradient(110deg,#1a170d,#111112)}.finish-banner>span{font-size:28px;color:var(--gold)}.finish-banner div{flex:1}.finish-banner strong{font-size:14px}.finish-banner p{font-size:11px;color:#a0a0a0;margin:3px 0 0}
.page-heading{margin:10px 0 25px}.page-heading h1{font-size:clamp(31px,4vw,45px);font-weight:900;line-height:1.12;margin:9px 0}.page-heading p{max-width:760px;color:#aaa;font-size:14px}
.course-modules{display:grid;gap:18px}.course-group{border:1px solid #303035;border-radius:14px;overflow:hidden;background:#101011}.course-group-head{display:flex;align-items:center;gap:20px;padding:14px 17px;background:#161617}.course-group-head img{width:126px;height:78px;object-fit:cover;border-radius:8px}.course-group-head div{flex:1}.course-group-head h2{font-size:19px;margin:4px 0}.course-group-head p{font-size:12px;color:#aaa;margin:0}.course-rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.course-row{background:transparent;border:0;border-top:1px solid #29292c;display:flex;text-align:left;gap:13px;align-items:center;padding:14px 18px;min-width:0}.course-row:nth-child(even){border-left:1px solid #29292c}.course-row:hover{background:#201b0e}.course-num{color:var(--gold);font-weight:800;font-size:11px}.course-info{flex:1;min-width:0}.course-info strong{display:block;font-size:12px}.course-info small{display:block;color:#969696;font-size:10px}.course-state{font-size:11px;color:#ffd52e;white-space:nowrap}.loading{padding:24px;color:#bbb}
.lesson-top{display:flex;justify-content:space-between;align-items:center;margin:5px 0 17px}.back-link{background:transparent;border:0;color:#d4d4d4;font-size:12px;font-weight:750;padding:9px 0}.back-link:hover{color:var(--gold)}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 252px;gap:22px;align-items:start}.lesson-main{min-width:0}.lesson-heading h1{font-size:clamp(29px,3.5vw,44px);line-height:1.13;margin:8px 0 10px}.lesson-heading p{color:#a4a4a5;font-size:14px}
.lesson-image{margin:20px 0 0;background:#101010;border:1px solid #413518;border-radius:12px;overflow:hidden}.lesson-image img{width:100%;display:block;aspect-ratio:2/1;object-fit:cover}.lesson-image figcaption{padding:7px 13px;font-size:10px;color:#9c9c9c;background:#111}
.lesson-body{background:#111112;border:1px solid #29292c;border-radius:12px;margin:17px 0;padding:clamp(16px,2.3vw,30px)}.lesson-block{margin-bottom:30px;padding-bottom:26px;border-bottom:1px solid #28282b}.lesson-block h2{font-size:21px;margin:7px 0 13px}.lesson-block p{color:#c1c1c1;font-size:13px}.lesson-steps{padding:0;counter-reset:st;list-style:none;display:grid;gap:12px}.lesson-steps li{counter-increment:st;position:relative;background:#1b1b1c;border:1px solid #303034;padding:15px 17px 15px 57px;border-radius:10px;font-size:13px;line-height:1.68}.lesson-steps li:before{content:counter(st,decimal-leading-zero);position:absolute;left:14px;top:17px;color:var(--gold);font-size:15px;font-weight:900}
.prompt-box{font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;word-break:break-word;padding:19px;background:#080909;border:1px solid #514522;color:#e8da9b;border-radius:11px;margin:15px 0}
.challenge{background:#18170e;border:1px solid #5b4a1a;padding:18px;border-radius:12px;margin-bottom:18px}.challenge-tip{font-size:11px;color:#ddc77e;background:#28220f;padding:10px;border-radius:7px}
.lesson-actions{display:flex;flex-wrap:wrap;justify-content:space-between;gap:9px}.inline-feedback{color:#ffdc44;font-size:12px;min-height:24px;margin:16px 0 0}
.sidebar-card{border:1px solid #303036;background:#141415;padding:19px;border-radius:12px;margin-bottom:15px}.sidebar-card img{display:block;width:210px;max-width:100%;height:160px;object-fit:contain;margin:0 auto 4px;border-radius:12px}.sidebar-card h3{font-size:17px;margin:7px 0}.sidebar-card p{font-size:12px;color:#aaa}.sidebar-card .btn{width:100%;font-size:11px}
.queue-row{width:100%;display:flex;align-items:center;justify-content:space-between;background:transparent;border:0;border-top:1px solid #343434;text-align:left;padding:12px 0;font-size:12px}.queue-row:hover{color:var(--gold)}.queue-row small{color:#aaa;font-size:10px}
.progress-dashboard{display:flex;gap:22px;margin:18px 0 33px}.progress-big{flex:1;display:flex;align-items:center;gap:25px;border:1px solid #4a3d20;border-radius:14px;padding:22px;background:linear-gradient(90deg,#1d1a0e,#141414)}.progress-ring.large{width:135px;height:135px;flex-basis:135px}.progress-ring.large:before{inset:14px}.progress-ring.large strong{font-size:32px}.progress-big h2{font-size:25px;margin:7px 0}.progress-big p{font-size:12px;color:#aaa;margin:0}
.stat-panels{flex:1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.stat-panels>div{border:1px solid #303034;background:#131314;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:17px}.stat-panels strong{font-size:31px;color:var(--gold)}.stat-panels small{font-size:10px;color:#a5a5a5}
.module-progress-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.module-progress-item{background:#141414;border:1px solid #323233;border-radius:11px;padding:18px}.module-progress-item strong{font-size:14px}.module-progress-item p{font-size:11px;color:#999}.module-progress-item .progress-track{height:8px}
.tutor-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:18px}.tutor-chat{border:1px solid #3b3420;border-radius:15px;background:#101112;display:flex;flex-direction:column;min-height:530px;overflow:hidden}.tutor-heading{background:#181614;border-bottom:1px solid #3c3420;display:flex;align-items:center;gap:13px;padding:16px}.tutor-head-avatar{border:1px solid #66501d;display:grid;place-items:center;width:43px;height:43px;background:#2c240e;color:var(--gold);border-radius:11px;font-size:24px}.tutor-heading strong,.tutor-heading span{display:block}.tutor-heading span{color:#999;font-size:11px}.chat-messages{flex:1;max-height:460px;overflow:auto;padding:20px;display:flex;flex-direction:column;gap:15px}
.chat-bubble{border:1px solid #343434;background:#1b1b1c;border-radius:13px;padding:14px 15px;max-width:87%;font-size:12px;line-height:1.7}.chat-bubble b{font-size:11px;color:var(--gold)}.chat-bubble p{margin:5px 0 0;white-space:pre-wrap}.chat-bubble.user{margin-left:auto;border-color:#72591d;background:#29210f}.chat-bubble.user b{color:#e9e9e9}.chat-form{display:flex;gap:12px;align-items:flex-end;padding:15px;border-top:1px solid #373737;background:#181818}.chat-form textarea{flex:1;min-width:0;resize:vertical;background:#0e0e0f;border:1px solid #474747;border-radius:9px;padding:12px;color:#fff}.chat-form .btn{min-width:130px}.tutor-disclaimer{font-size:10px;padding:0 16px;color:#818181}.suggestions{display:grid;gap:9px}.suggestions button{background:#1e1e1f;border:1px solid #383839;border-radius:9px;padding:11px;color:#ddd;text-align:left;font-size:11px}.suggestions button:hover{border-color:var(--gold)}
.materials-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.material-card{border:1px solid #333;background:#131314;border-radius:12px;padding:23px}.material-icon{width:47px;height:47px;display:grid;place-items:center;font-size:25px;color:var(--gold);background:#312912;border:1px solid #63501c;border-radius:12px;margin-bottom:14px}.material-card h3{font-size:17px;margin:0 0 8px}.material-card p{font-size:12px;color:#aaa;min-height:57px}.material-card .btn{width:100%}.materials-bottom{margin-top:25px;border:1px solid #37311f;padding:22px;border-radius:13px;background:#17150f}.materials-bottom h2{font-size:20px}.materials-bottom p{color:#aaa;font-size:12px;margin:0}
.certificate-frame{position:relative;border:5px double #caa11c;outline:1px solid #4f421f;outline-offset:6px;background:radial-gradient(ellipse at 50% 10%,#34301b,#161719 62%,#0f1011);text-align:center;padding:57px clamp(24px,5vw,90px);overflow:hidden}.certificate-ornament{position:absolute;font-size:120px;color:#e1bd3930;right:-7px;top:-45px}.certificate-brand{font-size:21px;font-weight:900}.certificate-eyebrow{color:var(--gold);font-size:11px;letter-spacing:3px;font-weight:800;margin:34px 0 11px}.certificate-frame h2{font-size:clamp(24px,3vw,34px);margin:0 0 33px}.certificate-frame>p{color:#c4c4c4;font-size:13px}.certificate-frame>strong{display:block;font-size:clamp(25px,3vw,33px);color:var(--gold);margin:17px 0;border-bottom:1px solid #71591d;padding-bottom:12px}.certificate-footer{display:flex;justify-content:space-between;margin-top:35px;border-top:1px solid #48412c;padding-top:12px;font-size:11px;color:#bdb4a1}
.certificate-controls{max-width:790px;margin:23px auto}.certificate-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:end}.certificate-form label{grid-column:1/-1;font-size:12px;color:#ddd}.certificate-form input{background:#171819;color:#fff;border:1px solid #484848;border-radius:9px;padding:11px}.fine-print{font-size:11px;color:#898989;margin-top:18px}
.notice{border:1px solid #52441b;background:#241f10;color:#e8d49c;border-radius:10px;padding:13px;font-size:12px}
.faq{display:grid;gap:12px;max-width:970px}.faq details{border:1px solid #343434;background:#151516;border-radius:11px;padding:17px 19px}.faq summary{font-weight:750;cursor:pointer}.faq details[open] summary{color:var(--gold)}.faq details p{color:#b3b3b3;margin:13px 0 0;font-size:13px}.support-footer{display:flex;align-items:center;gap:17px;margin-top:22px;padding:20px;border:1px solid #544520;border-radius:13px;background:#1c190f}.support-icon{font-size:28px;color:var(--gold)}.support-footer>div:nth-child(2){flex:1}.support-footer h3{font-size:16px;margin:0}.support-footer p{font-size:11px;color:#aaa;margin:4px 0}
.footer{text-align:center;border-top:1px solid #292929;color:#757575;font-size:10px;padding:20px 15px}
.overlay{position:fixed;z-index:31;inset:0;display:grid;place-items:center;background:#000d;padding:18px}.dialog{position:relative;width:min(100%,520px);max-height:92vh;overflow:auto;background:#151517;border:1px solid #4b4431;box-shadow:0 25px 80px #000b;border-radius:15px;padding:29px}.dialog h2{font-size:25px;margin:0 27px 12px 0}.dialog p{font-size:13px;color:#bcbcbc}.dialog label{display:block;font-size:12px;font-weight:800;margin:15px 0 7px}.dialog input{display:block;width:100%;background:#0a0b0c;color:#fff;border:1px solid #494949;border-radius:9px;padding:12px}.modal-close{position:absolute;right:14px;top:12px;border:0;background:transparent;color:#bbb;font-size:26px}.modal-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.modal-actions .btn{flex:1}.error{font-size:12px;color:#ff9c9c}.success{font-size:12px;color:#aee8a1}
.toast{position:fixed;bottom:24px;right:24px;z-index:40;border:1px solid #9a7e29;background:#28200d;color:#ffe070;border-radius:11px;max-width:min(380px,90vw);box-shadow:var(--shadow);padding:13px 19px;font-size:12px;font-weight:800}.screen-shade{display:none}
@media(max-width:1400px){.module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.hero h1{font-size:clamp(35px,4.3vw,59px)}.hero-mentor{right:-6%}}
@media(max-width:1120px){.sidebar{width:200px;flex-basis:200px}.side-logo{padding:0 12px;font-size:21px}.nav-caption{padding:12px 14px}.nav-item{font-size:11px;padding:10px}.hero{padding:32px 26px;min-height:350px}.hero-text{max-width:70%}.hero h1{font-size:40px}.hero-decoration{width:54%}.hero-mentor{right:-7%;width:min(98%,480px);height:auto;bottom:-10px}.hero-features{font-size:10px;gap:7px 10px}.tutor-layout{grid-template-columns:minmax(0,1fr) 220px}.lesson-layout{grid-template-columns:minmax(0,1fr) 220px}.materials-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){.sidebar{position:fixed;left:-250px;transition:left .22s;width:240px;flex-basis:240px}.sidebar.open{left:0}.screen-shade.show{display:block;position:fixed;inset:0;background:#000b;z-index:9}.mobile-menu{display:grid}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero h1{font-size:43px}.hero-decoration{opacity:.67}.progress-dashboard{flex-direction:column}.lesson-layout,.tutor-layout{grid-template-columns:1fr}.lesson-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.lesson-side .sidebar-card{margin:0}}
@media(max-width:580px){.topbar{padding:0 12px;height:63px}.top-breadcrumb{font-size:9px;white-space:nowrap}.top-right{gap:7px}.search-wrap{width:42px;padding:0 10px;transition:width .2s}.search-wrap:focus-within{width:155px}.search-wrap input{font-size:11px}.account-action{font-size:10px;padding:8px}.user-chip>span:last-child{display:none}.main-content{padding:12px 12px 50px}.hero{min-height:410px;padding:25px 17px;align-items:flex-start}.hero-text{max-width:100%}.hero h1{font-size:35px;line-height:1.02;letter-spacing:-1.8px}.hero-kicker{letter-spacing:1.3px;font-size:9px}.hero p{font-size:12px;max-width:90%}.hero-features{max-width:300px}.hero-features span{font-size:9px}.hero-decoration{width:85%;right:-38%;opacity:.28}.hero-mentor{right:-8%;width:100%;height:auto;bottom:0}.hero-actions{gap:7px}.hero-actions .btn{font-size:10px;padding:9px 11px}.welcome-strip{align-items:flex-start;flex-direction:column;gap:9px}.overview-card{gap:14px;flex-wrap:wrap;padding:14px}.progress-ring{width:76px;height:76px;flex-basis:76px}.overview-copy{flex:1;min-width:150px}.overview-copy h3{font-size:15px}.overview-card>.btn{width:100%}.subscription-box,.finish-banner,.support-footer{flex-direction:column;align-items:flex-start}.subscription-box>.btn{width:100%}.module-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.module-cover{height:133px}.module-cover-title{font-size:15px;left:9px;bottom:10px;max-width:88%}.module-cover-label{font-size:8px;left:9px;top:7px}.module-mentor{height:126px;right:-20px}.module-content{padding:11px 10px;min-height:96px}.module-content p{font-size:10px}.module-foot{padding:8px 10px}.module-metrics{font-size:9px}.module-open{margin-top:8px}.round-arrow{width:27px;height:27px;font-size:16px}.section-heading h2{font-size:21px}.count-badge{font-size:8px;padding:7px}.course-rows{grid-template-columns:1fr}.course-row:nth-child(even){border-left:0}.course-group-head img{width:96px;height:60px}.course-group-head h2{font-size:16px}.lesson-image img{min-height:180px}.lesson-actions .btn{flex:1;min-width:115px}.lesson-side{grid-template-columns:1fr}.stat-panels{gap:5px}.stat-panels strong{font-size:23px}.stat-panels small{font-size:9px}.module-progress-list,.materials-grid{grid-template-columns:1fr}.chat-form{flex-wrap:wrap}.chat-form .btn{width:100%}.certificate-form{grid-template-columns:1fr}.certificate-frame{padding:38px 17px}.certificate-footer{flex-direction:column;gap:7px}}
@media print{body{background:#fff!important;color:#000!important}.sidebar,.topbar,.footer,.page-heading,.certificate-controls,.toast,#view-home,#view-courses,#view-lesson,#view-progress,#view-tutor,#view-materials,#view-support{display:none!important}.main-content{padding:0!important;margin:0!important}.main-area{width:100%!important}#view-certificate{display:block!important}.certificate-frame{background:#fff!important;color:#111!important;border-color:#8e741b!important;outline-color:#8e741b!important;padding:42px 60px!important;min-height:640px}.certificate-frame p,.certificate-footer{color:#444!important}.certificate-frame strong,.certificate-brand em,.certificate-eyebrow{color:#98770b!important}.certificate-ornament{color:#eee!important}}

/* FULL HD HERO: original 1920×1080 AVIF artwork, no low-resolution image scaling. */
@media(max-width:860px){.hero{background-position:55% 18%}.hero:before{background:linear-gradient(90deg,#080809f5 0%,#080809d9 49%,#08080952 100%)}}
@media(max-width:580px){.hero{background-position:60% 18%;background-size:auto 100%}.hero:before{background:linear-gradient(90deg,#080809f2 0%,#080809d0 66%,#08080985 100%)}}