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var(--border);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.workspace-block{position:relative;padding-top:48px}.step-badge{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:var(--brand-tint);border:1px solid var(--brand);color:var(--lf-cyan);font-size:.8rem;font-weight:900}.prompt-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin:10px 0}.prompt-toolbar .muted{margin:0}.workspace-status{grid-column:1 / -1;margin:0}.workspace-actions{position:sticky;bottom:0;z-index:5;margin:4px -18px -18px;padding:12px 18px calc(12px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.example-grid>div:first-of-type{border-left:3px solid var(--lf-danger)}.example-grid>div:last-of-type{border-left:3px solid var(--lf-success)}.mobile-bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:50;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;padding:10px 10px calc(10px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);border-top-left-radius:20px;border-top-right-radius:20px;box-shadow:0 -4px 16px #0000000d;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.mobile-bottom-nav a,.mobile-bottom-nav button{min-width:0;min-height:56px;border:0;border-radius:18px;display:grid;place-items:center;gap:3px;background:transparent;color:var(--lf-muted);font-size:.72rem;font-weight:800;text-align:center}.mobile-bottom-nav a:hover,.mobile-bottom-nav a:focus,.mobile-bottom-nav button:hover,.mobile-bottom-nav button:focus,.mobile-bottom-nav button.active{color:var(--lf-cyan);background:var(--brand-tint)}.mobile-bottom-nav svg{width:19px;height:19px}.student-shell{display:flex;flex-direction:column}.student-content{flex:1;padding-bottom:calc(var(--mobile-bottom-nav-height, 84px) + var(--workspace-actions-height, 82px) + env(safe-area-inset-bottom) + 18px)}.mini-tab-screen{display:flex;flex-direction:column}.mini-rank-list{display:grid;gap:8px}.mini-rank-list div{min-height:38px;display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:8px;padding:7px 8px;border-radius:10px;color:var(--ink)}.mini-rank-list div.active{color:var(--brand);background:var(--brand-tint)}.mini-rank-list strong{color:var(--xp)}.mini-rank-list b{color:var(--xp);font-size:.78rem}.mini-portfolio-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:14px}.mini-portfolio-card{min-height:86px;border-radius:12px;padding:11px;display:flex;flex-direction:column;justify-content:space-between;gap:10px;background:var(--surface);border:1px solid var(--border)}.mini-portfolio-card.done{border-color:#10b98159;background:#10b98117}.mini-portfolio-card.locked{opacity:.42}.mini-portfolio-card strong{color:var(--ink);font-size:.82rem;line-height:1.35}.mini-portfolio-card span{color:var(--lf-muted);font-size:.72rem;font-weight:800}.web-login-box{display:grid;gap:10px;padding:14px;border-radius:16px;background:var(--surface);border:1px solid var(--border)}.web-login-box h2{margin-bottom:0;font-size:1.1rem}.academy-web{--web-bg: var(--bg);--web-panel: var(--surface);--web-panel-strong: var(--surface);--web-border: var(--border);min-height:100vh;display:grid;grid-template-columns:280px minmax(0,1fr);background:var(--web-bg);color:var(--ink)}.academy-web.center-web{display:grid;grid-template-columns:1fr;place-items:center;padding:24px}.academy-sidebar{position:sticky;top:0;height:100vh;padding:24px 18px;background:var(--surface);border-right:1px solid var(--web-border);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.academy-brand{display:flex;align-items:center;gap:12px;font-weight:900;margin-bottom:26px}.academy-nav,.academy-stack{display:grid;gap:12px}.academy-nav-item{min-height:48px;display:flex;align-items:center;gap:12px;border-radius:16px;padding:0 14px;color:var(--ink-secondary);font-weight:800}.academy-nav-item:hover,.academy-nav-item.active{color:var(--brand);background:var(--brand-tint);box-shadow:none}.academy-content{min-width:0;padding:24px}.academy-topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}.academy-topbar h1{margin:3px 0 0;font-size:clamp(1.55rem,3vw,2.35rem);line-height:1.08}.academy-top-actions,.web-action-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.academy-avatar{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--brand);color:var(--surface);font-weight:700}.profile-avatar-lg{width:64px;height:64px;font-size:1.5rem}.academy-grid-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}.academy-main,.academy-right{min-width:0}.academy-card,.academy-hero-panel,.web-post-card,.web-lesson-card,.web-asset-card{border:1px solid var(--web-border);background:var(--web-panel);border-radius:16px;padding:20px;box-shadow:0 4px 12px #0000000a;overflow-wrap:anywhere}.academy-hero-panel{min-height:260px;display:grid;align-content:center;gap:14px;background:var(--web-panel)}.academy-hero-panel h2{max-width:760px;font-size:clamp(2rem,4vw,3.4rem);line-height:1;margin-bottom:0}.academy-hero-panel p,.academy-card p,.web-post-card p,.web-lesson-card p,.web-asset-card p{color:var(--lf-muted);line-height:1.65}.web-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.web-lesson-grid,.web-asset-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.web-lesson-card{min-height:220px;color:var(--lf-text);text-align:left;display:grid;align-content:space-between;gap:18px;border-radius:18px}.web-lesson-card:not(:disabled):hover{transform:translateY(-2px);border-color:#0ea5e973}.web-lesson-card.locked{opacity:.58}.web-lesson-card.done{border-color:#3de09957}.lesson-number{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--brand-tint);color:var(--brand);font-weight:900}.web-post-card{display:grid;gap:10px}.web-calendar-list{display:grid;gap:12px;margin-top:16px}.web-calendar-list article{display:grid;grid-template-columns:96px minmax(0,1fr);gap:4px 16px;padding:16px;border-radius:16px;background:var(--surface);border:1px solid var(--border)}.web-calendar-list span{grid-row:span 2;color:var(--brand);font-weight:900}.web-calendar-list p{margin:0}.web-asset-card{min-height:170px;display:grid;align-content:start;gap:10px}.web-asset-card.done{border-color:#3de09959;background:#3de09914}.web-asset-card svg{color:var(--lf-cyan)}.web-table{display:grid;gap:8px;margin-top:16px}.web-table>div{display:grid;grid-template-columns:52px minmax(0,1fr) 90px 160px;gap:10px;align-items:center;min-height:54px;padding:12px;border-radius:14px;background:var(--surface)}.web-table>div.current{border:1px solid rgba(14,165,233,.45);background:#0ea5e91f}.access-card{width:min(520px,100%);display:grid;gap:14px}.academy-bottom-nav{display:none}@media(max-width:1120px){.academy-grid-layout{grid-template-columns:1fr}.academy-right{display:none}}@media(max-width:860px){.academy-web{display:block;padding-bottom:86px}.academy-sidebar{position:static;height:auto;padding:14px;border-right:0;border-bottom:1px solid var(--web-border)}.academy-brand{margin-bottom:12px}.academy-nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.academy-nav-item{flex:0 0 auto}.academy-content{padding:16px}.academy-topbar{align-items:flex-start}.academy-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:20;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:5px;padding:9px 10px calc(9px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--border);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.academy-bottom-nav a{min-width:0;min-height:54px;display:grid;place-items:center;gap:2px;border-radius:16px;color:var(--lf-muted);font-size:.7rem;font-weight:800;text-align:center}.academy-bottom-nav a.active{color:#fff;background:#0ea5e924}}@media(max-width:560px){.academy-topbar{display:grid}.academy-top-actions{justify-content:space-between}.web-metrics,.web-lesson-grid,.web-asset-grid{grid-template-columns:1fr}.academy-hero-panel,.academy-card,.web-post-card,.web-lesson-card,.web-asset-card{border-radius:18px;padding:16px}.academy-hero-panel h2{font-size:2rem}.web-calendar-list article,.web-table>div{grid-template-columns:1fr}}.category-scroll{display:flex;gap:8px;overflow-x:auto;padding:4px 0 12px;scrollbar-width:none}.category-scroll::-webkit-scrollbar{display:none}.category-scroll .status-chip{border:0;flex:0 0 auto;cursor:pointer}.web-post-card.pinned{border-color:#14d1ff59}.comment-thread{display:grid;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}.comment-row{display:grid;gap:3px;padding:10px;border-radius:12px;background:#ffffff0e}.comment-row span{color:var(--lf-muted)}.comment-form{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}.secondary.active{color:var(--lf-cyan);border-color:#14d1ff73;background:#14d1ff1a}@media(max-width:420px){.student-top{padding:12px}.brand.compact{gap:9px;font-size:.9rem}.brand.compact .logo{width:34px;height:34px}.student-content{padding:12px;padding-bottom:calc(var(--mobile-bottom-nav-height, 84px) + var(--workspace-actions-height, 82px) + env(safe-area-inset-bottom) + 12px)}.student-card{border-radius:18px;padding:14px;margin-bottom:12px}.student-card h1{font-size:1.32rem;line-height:1.16}.student-card h2{font-size:1.12rem;line-height:1.22}.lesson-list{gap:8px}.lesson-row{min-height:68px;grid-template-columns:34px 1fr 20px;gap:10px;padding:10px;border-radius:16px}.lesson-row>span{width:30px;height:30px;border-radius:10px}.lesson-row strong{font-size:.96rem;line-height:1.22}.lesson-row small{font-size:.76rem}.mission-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.mini-metric{min-height:66px;padding:10px;border-radius:14px}.mini-metric strong{font-size:.96rem}.mobile-bottom-nav{gap:3px;padding:7px 6px calc(7px + env(safe-area-inset-bottom))}.mobile-bottom-nav button,.mobile-bottom-nav a{min-height:52px;border-radius:14px;font-size:.62rem;line-height:1.1}.mobile-bottom-nav svg{width:17px;height:17px}}.lesson-path-container{display:flex;flex-direction:column;align-items:center;gap:36px;padding:40px 10px;position:relative;width:100%}.lesson-path-node{display:flex;flex-direction:column;align-items:center;position:relative;width:100%}.lesson-path-connector{position:absolute;top:28px;height:180px;width:4px;left:50%;transform:translate(-50%);background:var(--border);z-index:1}.lesson-path-connector.completed{background:var(--success)}.lesson-node-circle{display:grid;place-items:center;border-radius:999px;transition:transform .15s ease,box-shadow .15s ease;z-index:3;border:0;cursor:pointer}.lesson-node-circle:disabled{cursor:not-allowed}.lesson-node-circle.active{width:64px;height:64px;background:var(--brand-tint);border:3px solid var(--brand);box-shadow:0 4px 0 var(--brand-dark);color:var(--brand)}.lesson-node-circle.active:active:not(:disabled){transform:translateY(2px);box-shadow:0 2px 0 var(--brand-dark)}.lesson-node-circle.completed{width:56px;height:56px;background:var(--success-tint);border:3px solid var(--success);color:var(--success)}.lesson-node-circle.locked{width:56px;height:56px;background:var(--surface);border:3px solid var(--border);color:var(--ink-secondary);opacity:.55}.lesson-node-label{margin-top:12px;text-align:center;max-width:220px;background:var(--bg);padding:4px 12px;border-radius:8px;z-index:3}.lesson-node-number{font-family:var(--font-display);font-weight:700;font-size:.75rem;text-transform:uppercase;color:var(--ink-secondary);letter-spacing:.05em}.lesson-node-title{font-family:var(--font-display);font-weight:700;font-size:.9rem;color:var(--ink);margin-top:2px;line-height:1.25}.lesson-node-title.muted{color:var(--ink-secondary);opacity:.65}.lesson-node-badge{display:inline-block;margin-top:6px;padding:4px 12px;background:var(--brand);color:var(--surface);font-family:var(--font-display);font-weight:700;font-size:.7rem;text-transform:uppercase;border-radius:999px;box-shadow:0 2px 0 var(--brand-dark)}.student-gamification-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;padding:12px 16px;background:var(--surface);border:1px solid var(--border);border-radius:16px}.student-gamification-pill{display:flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px}.student-gamification-pill.streak{background:var(--xp-tint)}.student-gamification-pill.xp{background:var(--brand-tint)}.student-gamification-pill-text{font-family:var(--font-display);font-weight:700;font-size:.85rem;color:var(--ink)}.lesson-workspace .workspace-head{justify-content:flex-start;flex-wrap:wrap}.lesson-workspace .workspace-head>.secondary{flex:0 0 auto}.lesson-workspace .workspace-head>small{min-width:0;margin-left:auto;color:var(--lf-muted);overflow-wrap:anywhere}.lesson-workspace .workspace-head .status-chip{flex:0 1 auto;min-width:0;max-width:min(100%,260px);min-height:34px;height:auto;padding:7px 12px;line-height:1.2;text-align:center;white-space:normal}@media(max-width:560px){.lesson-workspace .workspace-head{gap:8px}.lesson-workspace .workspace-head>small{flex:1 0 100%;margin-left:0;font-size:.78rem}.lesson-workspace .workspace-head .status-chip{flex:1 1 130px;max-width:100%;font-size:.72rem}}