:root{color-scheme:dark;--ink:#f7fbff;--muted:#9aa8b8;--muted-strong:#c9d3de;--line:rgba(213,179,97,0.22);--line-cool:rgba(130,167,185,0.2);--surface:rgba(4,14,24,0.84);--surface-strong:#06111d;--surface-soft:rgba(9,27,43,0.78);--navy:#020a13;--gold:#d5b361;--gold-strong:#efc85e;--green:#7ac943;--teal:#12a4ad;--shadow:0 24px 70px rgba(0,0,0,0.34)}*{box-sizing:border-box}html{background:var(--navy);scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 72% 8%,rgba(18,164,173,.18),transparent 34rem),linear-gradient(180deg,#020811,#04111f 48%,#020811);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;letter-spacing:0}button,input{font:inherit}button{border:0}a{color:inherit;text-decoration:none}.topbar{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;gap:1rem;padding:.85rem clamp(1rem,4vw,3rem);background:rgba(2,8,17,.9);border-bottom:1px solid var(--line-cool);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand,.topbar{align-items:center}.brand{display:inline-flex;gap:.75rem;min-width:0}.brand-mark{display:grid;width:44px;height:44px;place-items:center;border:1px solid rgba(213,179,97,.65);border-radius:8px;background:linear-gradient(135deg,rgba(213,179,97,.18),rgba(18,164,173,.08)),#06111d;color:var(--gold);font-size:.78rem;font-weight:900}.brand small,.brand strong{display:block;line-height:1.1}.brand strong{color:#fff}.brand small{color:var(--muted);font-size:.78rem}.topnav{display:flex;gap:.25rem;padding:.25rem;background:rgba(255,255,255,.03);border:1px solid var(--line-cool);border-radius:8px}.topnav a,.topnav button{min-width:6.5rem;padding:.55rem .85rem;border-radius:6px;background:transparent;color:var(--muted-strong);font-size:.9rem;text-align:center;cursor:pointer}.topnav .is-active{background:rgba(213,179,97,.14);color:var(--gold-strong)}.primary-button,.secondary-button{display:inline-flex;min-height:46px;align-items:center;justify-content:center;padding:.72rem 1rem;border-radius:7px;cursor:pointer;font-weight:900}.primary-button.compact,.secondary-button.compact{min-height:40px;padding:.55rem .95rem}.primary-button{border:1px solid rgba(239,200,94,.55);background:linear-gradient(180deg,#f2d276,#c79531);color:#111827;box-shadow:0 14px 34px rgba(213,179,97,.22)}.secondary-button{border:1px solid rgba(213,179,97,.55);background:rgba(2,8,17,.42);color:var(--gold-strong)}.access-panel,.landing-hero{min-height:calc(100vh - 74px);padding:clamp(1.2rem,4vw,4rem);background:linear-gradient(90deg,rgba(2,8,17,.98),rgba(2,8,17,.82) 42%,rgba(2,8,17,.48)),url(https://images.unsplash.com/photo-1517927033932-b3d18e61fb3a?auto=format&fit=crop&w=1900&q=82) 50%/cover}.landing-hero{display:grid;align-items:center}.access-content,.hero-inner{display:grid;gap:clamp(1.2rem,3vw,2rem);max-width:980px}.eyebrow{display:inline-block;color:var(--gold);font-size:.72rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.hero-inner h1{margin:.25rem 0 .8rem;color:var(--gold-strong);font-size:clamp(2.3rem,5vw,4.7rem);line-height:.96}.hero-claim{max-width:760px;margin:0 0 1rem;color:#fff;font-size:clamp(2.1rem,5vw,4.7rem);font-weight:900;line-height:1.04}.free-band h2 span,.hero-claim span{color:var(--gold-strong)}.access-content p:not(.hero-claim),.free-band p,.hero-copy,.section-heading p{max-width:620px;margin:0;color:var(--muted-strong);font-size:clamp(1rem,1.5vw,1.22rem);line-height:1.55}.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}.benefit-row{display:grid;grid-template-columns:repeat(4,minmax(130px,1fr));gap:.75rem;max-width:820px;margin-top:1.4rem}.benefit-row article{display:grid;gap:.35rem;min-height:86px;padding:.85rem;border:1px solid var(--line);border-radius:8px;background:rgba(2,8,17,.58)}.benefit-row strong{color:#fff;font-size:.92rem}.benefit-row span{color:var(--muted);font-size:.82rem;line-height:1.35}.content-band,.free-band,.metrics-band{width:min(1180px,calc(100% - 2rem));margin:1rem auto;padding:clamp(1rem,3vw,1.5rem);border:1px solid var(--line-cool);border-radius:8px;background:rgba(4,14,24,.78);box-shadow:var(--shadow)}.section-heading.centered{display:grid;justify-items:center;text-align:center;margin-bottom:1rem}.free-band h2,.metrics-band h2,.section-heading h2{margin:.2rem 0 .5rem;color:#fff;font-size:clamp(1.7rem,3vw,2.4rem)}.content-card-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:.85rem}.content-card{display:grid;gap:.65rem;min-height:295px;padding:.9rem;border:1px solid rgba(213,179,97,.2);border-radius:8px;background:rgba(7,22,35,.9)}.card-preview{display:grid;min-height:122px;place-items:center;border-radius:7px;background:linear-gradient(135deg,rgba(18,164,173,.18),rgba(213,179,97,.1)),#091b2b;color:var(--gold-strong);font-weight:900}.content-card strong{color:#fff}.content-card p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.45}.content-card a{align-self:end;color:var(--gold-strong);font-size:.9rem;font-weight:800}.free-band{display:grid;grid-template-columns:280px minmax(0,1fr);align-items:center;gap:2rem}.radar-panel{display:grid;width:min(100%,260px);aspect-ratio:1;place-items:center;border:1px solid rgba(213,179,97,.35);border-radius:50%;background:radial-gradient(circle,rgba(213,179,97,.16),transparent 34%),repeating-radial-gradient(circle,rgba(122,201,67,.2) 0 1px,transparent 1px 42px),rgba(8,24,38,.5);color:var(--gold-strong);font-weight:900}.feature-grid,.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.85rem;margin-top:1.2rem}.feature-grid article,.metrics-grid article{display:grid;gap:.25rem;padding:.9rem;border:1px solid var(--line-cool);border-radius:8px;background:rgba(255,255,255,.04)}.feature-grid strong,.metrics-grid strong{color:var(--green);font-size:1.35rem}.feature-grid span,.footer span,.metrics-grid span{color:var(--muted)}.metrics-band{text-align:center}.footer{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:min(1180px,calc(100% - 2rem));margin:1rem auto 0;padding:1.5rem 0 2rem}.private-access .topbar,.private-shell .topbar{position:sticky}.compact-access{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,410px);gap:clamp(1.5rem,5vw,4rem);align-items:center}.access-form{display:grid;gap:1rem;padding:1.15rem;background:rgba(4,14,24,.88);border:1px solid rgba(213,179,97,.35);border-radius:8px;color:var(--ink);box-shadow:var(--shadow)}.access-form h2{margin:.25rem 0 0}fieldset,label{display:grid;gap:.45rem;margin:0;color:var(--muted-strong);font-size:.9rem;font-weight:700}input[type=email],input[type=password],input[type=tel],input[type=text]{width:100%;min-height:44px;padding:.7rem .8rem;border:1px solid var(--line-cool);border-radius:6px;background:rgba(255,255,255,.08);color:#fff}input[type=email]:focus,input[type=password]:focus,input[type=tel]:focus,input[type=text]:focus{outline:2px solid rgba(213,179,97,.45);outline-offset:1px}.access-switch{display:grid;grid-template-columns:1fr 1fr;gap:.35rem;padding:.25rem;border:1px solid var(--line-cool);border-radius:8px;background:rgba(255,255,255,.05)}.access-switch button{min-height:38px;border:0;border-radius:6px;background:transparent;color:var(--muted-strong);font-weight:800;cursor:pointer}.access-switch button.is-active{background:var(--gold);color:#07131f}.text-button{min-height:32px;padding:0;border:0;background:transparent;color:var(--gold-strong);font:inherit;font-weight:800;text-align:left;cursor:pointer}.text-button:hover{color:#fff}fieldset{grid-template-columns:1fr 1fr;padding:.9rem;border:1px solid var(--line-cool);border-radius:8px}legend{padding:0 .35rem}.consent-row,fieldset label{display:flex;align-items:center;gap:.5rem;font-weight:600}.access-form small{color:var(--muted)}.dev-code,.form-message{margin:0;padding:.7rem .8rem;border:1px solid var(--line-cool);border-radius:7px;background:rgba(255,255,255,.05);color:var(--muted-strong);font-size:.9rem;line-height:1.45}.dev-code{border-color:rgba(213,179,97,.45);color:var(--gold-strong)}.dev-code strong{color:#fff;font-size:1.2rem;letter-spacing:.08em}.workspace{display:grid;grid-template-columns:270px minmax(0,1fr);gap:1.2rem;padding:1.2rem clamp(1rem,3vw,2rem) 2rem}.section-band,.sidebar,.signals-layout,.student-band{background:rgba(4,14,24,.78);border:1px solid var(--line-cool);border-radius:8px;box-shadow:var(--shadow)}.sidebar{position:sticky;top:86px;align-self:start;display:grid;gap:1rem;padding:1rem}.section-header h2,.sidebar h2{margin:.25rem 0 0;color:#fff;font-size:1.2rem}.cluster-list{display:grid;gap:.45rem}.cluster-pill{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:40px;padding:.55rem .65rem;border:1px solid var(--line-cool);border-radius:7px;background:rgba(255,255,255,.04);color:var(--muted-strong);cursor:pointer;text-align:left}.cluster-pill strong{color:var(--green)}.cluster-pill.is-active{border-color:var(--gold);background:rgba(213,179,97,.12);color:#fff}.content-view{display:grid;gap:1.2rem;min-width:0}.resource-hero{display:grid;grid-template-columns:minmax(280px,.95fr) minmax(0,1.05fr);min-height:430px;overflow:hidden;background:linear-gradient(135deg,rgba(213,179,97,.09),transparent 44%),rgba(4,14,24,.9);border:1px solid var(--line-cool);border-radius:8px;color:#fff;box-shadow:var(--shadow)}.hero-media{display:grid;min-height:320px;place-items:center;background:linear-gradient(135deg,rgba(18,164,173,.3),rgba(2,8,17,.1)),url(https://images.unsplash.com/photo-1570498839593-e565b39455fc?auto=format&fit=crop&w=1000&q=80) 50%/cover}.format-icon{display:grid;width:min(54vw,210px);aspect-ratio:1;place-items:center;border:1px solid rgba(213,179,97,.6);border-radius:8px;background:rgba(2,8,17,.62);color:var(--gold-strong);font-size:clamp(1.9rem,4vw,3rem);font-weight:900}.hero-copy-panel{display:grid;align-content:center;gap:1rem;padding:clamp(1.2rem,4vw,2.5rem)}.hero-copy-panel h1{margin:0;color:#fff;font-size:clamp(2rem,4vw,4rem);line-height:1}.hero-copy-panel p{margin:0;color:var(--muted-strong);line-height:1.6}.meta-row{display:flex;flex-wrap:wrap;gap:.45rem}.badge{display:inline-flex;align-items:center;min-height:30px;padding:.3rem .55rem;border:1px solid rgba(255,255,255,.08);border-radius:999px;background:rgba(255,255,255,.08);color:var(--muted-strong);font-size:.78rem;font-weight:800}.section-band,.signals-layout,.student-band{padding:1rem}.section-header{display:flex;align-items:end;justify-content:space-between;gap:1rem;margin-bottom:1rem}.counter{color:var(--green);font-size:.85rem;font-weight:800}.resource-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:.85rem}.resource-card{min-width:0}.resource-card-button{display:grid;grid-template-rows:128px 1fr;width:100%;min-height:286px;overflow:hidden;padding:0;border:1px solid var(--line-cool);border-radius:8px;background:rgba(7,22,35,.9);color:#fff;cursor:pointer;text-align:left}.resource-card-button:hover{border-color:rgba(213,179,97,.55);transform:translateY(-1px)}.resource-media{display:grid;place-items:center;background:linear-gradient(135deg,rgba(18,164,173,.2),rgba(213,179,97,.08)),#091b2b;color:var(--gold-strong);font-size:2rem;font-weight:900}.resource-card.is-locked .resource-media{background:linear-gradient(135deg,rgba(213,179,97,.24),rgba(2,8,17,.22)),#111720;color:var(--gold-strong)}.resource-body{display:grid;align-content:start;gap:.55rem;padding:.85rem}.resource-body strong{color:#fff;line-height:1.25}.resource-description,.resource-meta{color:var(--muted);font-size:.83rem;line-height:1.45}.student-band{border-color:rgba(213,179,97,.42);background:linear-gradient(135deg,rgba(213,179,97,.12),transparent 50%),rgba(4,14,24,.84)}.student-band .section-header{align-items:center}.signals-layout{display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:1rem}.activity-log,.signal-summary{display:grid;align-content:start;gap:.7rem}.metric{display:flex;justify-content:space-between;gap:1rem;padding:.75rem;border:1px solid var(--line-cool);border-radius:8px;background:rgba(255,255,255,.04);color:var(--muted-strong)}.metric strong{color:var(--green);text-align:right}.activity-item{padding:.75rem;border:1px solid var(--line-cool);border-radius:8px;background:rgba(255,255,255,.04);color:var(--muted);line-height:1.45}.activity-item strong{color:#fff}.icon-button{display:grid;width:40px;height:40px;place-items:center;border:1px solid var(--line);border-radius:8px;background:rgba(213,179,97,.08);color:var(--gold);cursor:pointer}@media (max-width:1060px){.content-card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:960px){.benefit-row,.feature-grid,.metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.free-band{grid-template-columns:1fr}}@media (max-width:860px){.topbar{align-items:stretch;flex-wrap:wrap}.topnav{order:3;width:100%;overflow-x:auto}.topnav a,.topnav button{flex:1 1;min-width:max-content}.compact-access,.resource-hero,.signals-layout,.workspace{grid-template-columns:1fr}.access-panel{align-items:start;min-height:auto}.sidebar{position:static}}@media (max-width:620px){.benefit-row,.content-card-grid,.feature-grid,.metrics-grid,fieldset{grid-template-columns:1fr}.footer,.section-header{align-items:start;flex-direction:column}}