@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";:root{--bg:#0d0d0d;--bg2:#141414;--bg3:#1c1c1c;--accent:#cf0;--accent-dk:#b8e000;--accent-ink:#000;--text:#fff;--muted:#a0a0a0;--line:#ffffff14;--gold:#d4a017;--panel:#141414f2;--focus:0 0 0 2px #ccff0040;--input-bg:#1c1c1c;--radius:8px;--radius-lg:12px}body.theme-dark{--bg:#0d0d0d}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100dvh;font:500 14px/1.5 Inter,system-ui,sans-serif;overflow-x:hidden}.app{flex-direction:column;min-height:100dvh;display:flex}.main{flex:1;width:100%;max-width:1300px;margin:0 auto;padding:0 24px 60px}.top{z-index:100;-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line);background:#0d0d0df2;justify-content:space-between;align-items:center;gap:24px;height:64px;padding:0 24px;display:flex;position:sticky;top:0}.brand{color:inherit;flex-shrink:0;align-items:center;gap:10px;text-decoration:none;display:flex}.brand-icon{background:var(--accent);color:#000;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.brand span{display:none}.brand-title{color:var(--text);letter-spacing:-.5px;font-size:18px;font-weight:900}.brand-title em{color:var(--accent);font-style:normal}.nav-links{flex:1;align-items:center;gap:8px;display:flex}.link-btn{color:var(--muted);border-radius:var(--radius);padding:6px 12px;font-size:14px;font-weight:600;text-decoration:none;transition:color .15s,background .15s}.link-btn:hover,.link-btn.active{color:var(--text);background:#ffffff0f}.btn{border-radius:var(--radius);background:var(--accent);min-height:48px;color:var(--accent-ink);cursor:pointer;white-space:nowrap;border:0;justify-content:center;align-items:center;gap:8px;width:auto;padding:0 24px;font:700 15px/1 Inter,sans-serif;text-decoration:none;transition:background .15s,transform .1s,filter .15s;display:inline-flex}.btn:hover{background:var(--accent-dk)}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.4;pointer-events:none}.btn.secondary{color:var(--text);border:1px solid var(--line);background:#ffffff0f}.btn.secondary:hover{background:#ffffff1a}.btn.outline{color:var(--accent);border:2px solid var(--accent);background:0 0}.btn.outline:hover{background:#ccff0014}.btn.full{width:100%}.form-group{margin-bottom:16px}.label{text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:6px;font-size:11px;font-weight:700;display:block}.input{background:var(--input-bg);border-radius:var(--radius);width:100%;min-height:48px;color:var(--text);border:1px solid #ffffff1a;outline:none;padding:12px 16px;font:500 15px Inter,sans-serif;transition:border-color .2s,box-shadow .2s}.input:focus{border-color:var(--accent);box-shadow:var(--focus)}.input::placeholder{color:var(--muted)}.login-bg{z-index:0;background:#0d0d0d;position:fixed;inset:0;overflow:hidden}.login-mosaic{opacity:.25;filter:blur(1px);grid-template-columns:repeat(6,1fr);gap:8px;display:grid;position:absolute;inset:-20px;transform:rotate(-8deg)scale(1.3)}.login-mosaic-item{aspect-ratio:2/3;background:var(--bg3);background-position:50%;background-size:cover;border-radius:6px}.login-overlay{z-index:1;background:radial-gradient(#001e0099 0%,#000000e6 100%);position:fixed;inset:0}.login-wrap{z-index:2;justify-content:center;align-items:center;min-height:100dvh;padding:24px;display:flex;position:relative}.login-card{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#111111f7;border:1px solid #ffffff14;border-radius:16px;width:100%;max-width:420px;padding:40px 36px}.login-logo{text-align:center;margin-bottom:24px}.login-headline{color:var(--text);margin-bottom:4px;font-size:20px;font-weight:700;line-height:1.3}.login-sep{background:linear-gradient(90deg, var(--accent), transparent);border:none;height:1px;margin:16px 0 28px}.login-meta{color:var(--muted);justify-content:space-between;margin-bottom:16px;font-size:12px;display:flex}.login-meta a{color:var(--muted);text-decoration:none}.login-meta a:hover{color:var(--accent)}.login-security{text-align:center;color:var(--muted);justify-content:center;align-items:center;gap:6px;margin-top:16px;font-size:12px;display:flex}.hero{align-items:flex-end;min-height:420px;margin:0 -24px 40px;display:flex;position:relative;overflow:hidden}.hero-bg{transform-origin:50%;background-position:top;background-size:cover;position:absolute;inset:0}.hero-overlay{background:linear-gradient(90deg,#0d0d0df2 0%,#0d0d0d99 40%,#0d0d0d1a 70%),linear-gradient(#0000 70%,#0d0d0d 100%);position:absolute;inset:0}.hero-content{z-index:2;max-width:600px;padding:40px;position:relative}.hero-badge{color:var(--accent);text-transform:uppercase;letter-spacing:1px;background:#ccff001a;border:1px solid #cf03;border-radius:20px;align-items:center;gap:6px;margin-bottom:16px;padding:4px 12px;font-size:11px;font-weight:700;display:inline-flex}.hero-title{color:#fff;letter-spacing:-1px;margin-bottom:12px;font-size:clamp(28px,4vw,48px);font-weight:900;line-height:1.1}.hero-sub{color:var(--muted);max-width:400px;margin-bottom:24px;font-size:15px;line-height:1.6}.hero-actions{flex-wrap:wrap;gap:12px;display:flex}.section-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.section-title{color:var(--text);letter-spacing:-.3px;font-size:18px;font-weight:800}.section-link{color:var(--accent);font-size:13px;font-weight:600;text-decoration:none}.cards-row{scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x mandatory;gap:16px;padding-bottom:16px;display:flex;overflow-x:auto}.cards-row::-webkit-scrollbar{display:none}.pcard{aspect-ratio:3/4;border-radius:var(--radius-lg);cursor:pointer;scroll-snap-align:start;background:var(--bg3);flex:none;width:180px;text-decoration:none;transition:transform .25s cubic-bezier(.25,.46,.45,.94),box-shadow .25s;position:relative;overflow:hidden}@media (width>=768px){.pcard{width:220px}}.pcard:hover{z-index:2;transform:scale(1.05);box-shadow:0 12px 32px #000000b3}.pcard-img{background-position:50%;background-size:cover;transition:transform .35s;position:absolute;inset:0}.pcard:hover .pcard-img{transform:scale(1.08)}.pcard-overlay{background:linear-gradient(#0000 40%,#000000eb 100%);position:absolute;inset:0}.pcard-body{padding:16px 14px;position:absolute;bottom:0;left:0;right:0}.pcard-tag{text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:6px;font-size:9px;font-weight:700;display:inline-block}.pcard-title{color:#fff;text-transform:uppercase;letter-spacing:.3px;font-size:13px;font-weight:800;line-height:1.2}.pcard-price{color:var(--accent);margin-top:6px;font-size:12px;font-weight:700}.lcard{border-radius:var(--radius-lg);background:var(--bg2);border:1px solid var(--line);cursor:pointer;scroll-snap-align:start;flex:none;width:300px;text-decoration:none;transition:transform .2s,border-color .2s;overflow:hidden}.lcard:hover{border-color:#ccff0040;transform:translateY(-4px)}.lcard-img{background:var(--bg3);background-position:50%;background-size:cover;height:160px;position:relative}.lcard-play{opacity:0;background:#0006;justify-content:center;align-items:center;transition:opacity .2s;display:flex;position:absolute;inset:0}.lcard:hover .lcard-play{opacity:1}.lcard-body{padding:14px}.lcard-title{color:#fff;margin-bottom:6px;font-size:14px;font-weight:700}.lcard-meta{color:var(--muted);font-size:12px}.progress-bar{background:#ffffff1a;border-radius:2px;height:3px;margin-top:10px}.progress-fill{background:var(--accent);border-radius:2px;height:100%}.course-hero{border-radius:var(--radius-lg);height:360px;margin-bottom:32px;position:relative;overflow:hidden}.course-hero-img{background-position:50%;background-size:cover;position:absolute;inset:0}.course-hero-overlay{background:linear-gradient(#0000 0%,#0d0d0d4d 40%,#0d0d0d 100%);position:absolute;inset:0}.course-hero-content{padding:32px;position:absolute;bottom:0;left:0;right:0}.study-layout{grid-template-columns:1fr;gap:0;min-height:calc(100vh - 64px);display:grid}@media (width>=900px){.study-layout{grid-template-columns:1fr 340px}}.study-main{background:#000;flex-direction:column;display:flex}.video-wrapper{aspect-ratio:16/9;background:#000;width:100%;position:relative}.video-iframe{border:0;width:100%;height:100%}.lesson-details{flex:1;padding:24px}.study-sidebar{background:var(--bg2);border-left:1px solid var(--line);flex-direction:column;display:flex;overflow:hidden}.sidebar-header{border-bottom:1px solid var(--line);padding:20px}.sidebar-title{margin-bottom:4px;font-size:15px;font-weight:700}.sidebar-meta{color:var(--muted);font-size:12px}.lessons-list{flex:1;overflow-y:auto}.lesson-item{cursor:pointer;border-bottom:1px solid #ffffff0a;align-items:center;gap:12px;padding:12px 16px;transition:background .15s;display:flex}.lesson-item:hover{background:#ffffff0a}.lesson-item.active{border-left:3px solid var(--accent);background:#ccff000d}.lesson-thumb{background:var(--bg3);background-position:50%;background-size:cover;border-radius:6px;flex-shrink:0;width:80px;height:50px}.lesson-title{color:var(--text);font-size:13px;font-weight:600;line-height:1.3}.lesson-dur{color:var(--muted);margin-top:3px;font-size:11px}.next-module-btn{background:var(--accent);color:#000;border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;margin:16px;padding:14px 20px;font-size:14px;font-weight:700;transition:background .15s;display:flex}.next-module-btn:hover{background:var(--accent-dk)}.nav-user{flex-shrink:0;align-items:center;gap:8px;display:flex}.avatar-btn{background:var(--accent);color:#000;border:2px solid var(--gold);cursor:pointer;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:16px;font-weight:900;animation:1.8s ease-out infinite ripple-gold;display:flex}@keyframes ripple-gold{0%{box-shadow:0 0 #d4a01780}70%{box-shadow:0 0 0 8px #d4a01700}to{box-shadow:0 0 #d4a01700}}.side-menu{background:var(--bg);border-left:1px solid var(--line);z-index:200;flex-direction:column;width:300px;transition:transform .3s cubic-bezier(.25,.46,.45,.94);display:flex;position:fixed;top:0;bottom:0;right:0;transform:translate(100%)}.side-menu.open{transform:translate(0)}.side-menu-overlay{z-index:199;opacity:0;pointer-events:none;background:#0009;transition:opacity .3s;position:fixed;inset:0}.side-menu-overlay.open{opacity:1;pointer-events:all}.side-menu-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:24px 20px;display:flex}.side-menu-user{flex:1}.side-menu-name{font-size:18px;font-weight:700}.side-menu-email{color:var(--muted);margin-top:2px;font-size:12px}.side-menu-close{width:36px;height:36px;color:var(--text);cursor:pointer;background:#ffffff0f;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex}.side-menu-nav{flex:1;padding:16px 12px}.side-menu-link{border-radius:var(--radius);color:var(--muted);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;margin-bottom:4px;padding:12px;font-size:14px;font-weight:600;text-decoration:none;transition:all .15s;display:flex}.side-menu-link:hover{color:var(--text);background:#ffffff0d}.side-menu-link.danger{color:#f87171}.side-menu-link.danger:hover{background:#f8717114}.badge{text-transform:uppercase;letter-spacing:1px;color:var(--muted);background:#ffffff0f;border:1px solid #ffffff1a;border-radius:4px;padding:3px 8px;font-size:10px;font-weight:700;display:inline-block}.access-badge{color:var(--accent);background:#ccff0014;border:1px solid #cf03;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:700;display:inline-flex}.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius-lg);margin-bottom:16px;padding:24px}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;display:grid}@media (width<=600px){.main{padding:0 16px 60px}.top{padding:0 16px}.hero{min-height:300px;margin:0 -16px 32px}.hero-content{padding:24px 20px}.pcard{width:150px}.lcard{width:260px}.login-card{padding:28px 20px}}