/* Lex360 landing page: motion and layout on top of site.css. Everything is CSS and a few lines of script; nothing is loaded from elsewhere.
   All motion is switched off for visitors who ask their device for reduced motion. */
:root{--g1:#0B2A4A;--g2:#4F7BA8;--g3:#C1121F;--g4:#f59e0b;--g5:#4F7BA8;--ease:cubic-bezier(.2,.7,.2,1)}
.lp h1{font-size:clamp(2.3rem,5.4vw,4rem);line-height:1.04;letter-spacing:-.035em;margin:18px 0 18px}
.lp h2{font-size:clamp(1.7rem,3.4vw,2.6rem);line-height:1.1;letter-spacing:-.03em}
.grad-text{background:linear-gradient(100deg,var(--accent),color-mix(in srgb,var(--accent) 78%,#fff) 60%,var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:shine 9s linear infinite}
@keyframes shine{to{background-position:200% 0}}

/* ---------- hero ---------- */
.lp .hero{position:relative;overflow:hidden;padding:76px 0 70px}
.lp .hero::before,.lp .hero::after{content:"";position:absolute;border-radius:50%;filter:blur(60px);opacity:.28;pointer-events:none;z-index:0}
.lp .hero::before{width:520px;height:520px;right:-120px;top:-160px;background:radial-gradient(circle,var(--g1),transparent 65%);animation:drift 16s ease-in-out infinite}
.lp .hero::after{width:460px;height:460px;left:-140px;bottom:-200px;background:radial-gradient(circle,var(--g2),transparent 65%);animation:drift 20s ease-in-out infinite reverse}
@keyframes drift{50%{transform:translate(40px,30px) scale(1.12)}}
.lp .hero .wrap{position:relative;z-index:1;grid-template-columns:1.02fr .98fr}
.lp .hero .lead{font-size:1.22rem}
.checks{display:flex;flex-wrap:wrap;gap:8px 18px;margin:16px 0 0;padding:0;list-style:none;font-size:.92rem;color:var(--muted)}
.checks li::before{content:"✓";color:var(--good);font-weight:800;margin-right:6px}

/* the stage: three floating product cards */
.stage{position:relative;min-height:520px;perspective:1200px}
.fc{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 60px -28px rgba(11,42,74,.45),0 6px 16px -8px rgba(11,42,74,.2);padding:16px 18px;font-size:.88rem;opacity:0;animation:rise .9s var(--ease) forwards}
.fc h4{margin:0 0 10px;font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:8px}
.fc h4 i{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 0 0 var(--good);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
@keyframes rise{from{opacity:0;transform:translateY(28px) scale(.97)}to{opacity:1;transform:none}}
.fc.a{left:0;top:0;width:74%;animation-delay:.1s}.fc.b{right:0;top:196px;width:66%;animation-delay:.35s;z-index:2}.fc.c{left:3%;top:372px;width:72%;animation-delay:.6s;z-index:3}
.fc.a,.fc.b,.fc.c{--fy:0}
.float{animation:rise .9s var(--ease) forwards,bob 7s ease-in-out 1.2s infinite}
@keyframes bob{50%{transform:translateY(-9px)}}
.fc.b.float{animation:rise .9s var(--ease) .35s forwards,bob 8s ease-in-out 1.4s infinite reverse}
.fc.c.float{animation:rise .9s var(--ease) .6s forwards,bob 9s ease-in-out 1.6s infinite}
.q{display:flex;align-items:center;gap:10px;padding:7px 0;border-bottom:1px dashed var(--line)}.q:last-child{border:0}
.tk{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;flex:none;font-size:.75rem;font-weight:800;color:#fff;transform:scale(0);animation:pop .4s var(--ease) forwards}
.tk.ok{background:var(--good)}.tk.no{background:#d64545}
@keyframes pop{60%{transform:scale(1.25)}to{transform:scale(1)}}
.score{font-size:1.5rem;font-weight:800;letter-spacing:-.02em}
.meter{height:9px;border-radius:99px;background:var(--line);overflow:hidden}.meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--g1),var(--g5));border-radius:99px;animation:fill 1.6s var(--ease) forwards}
@keyframes fill{to{width:var(--w)}}
.spark{width:100%;height:78px}.spark path.l{fill:none;stroke:url(#sg);stroke-width:3;stroke-linecap:round;stroke-dasharray:420;stroke-dashoffset:420;animation:draw 2.2s var(--ease) .9s forwards}
.spark path.f{fill:url(#sf);opacity:0;animation:fadein 1s ease 2.4s forwards}
@keyframes draw{to{stroke-dashoffset:0}}@keyframes fadein{to{opacity:1}}
.chip{display:inline-block;font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:99px;background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand)}

/* ---------- ticker ---------- */
.ticker{overflow:hidden;border-block:1px solid var(--line);background:var(--surface);padding:14px 0;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.ticker .track{display:flex;gap:12px;width:max-content;animation:scroll 55s linear infinite}.ticker:hover .track{animation-play-state:paused}
.ticker span{white-space:nowrap;font-size:.86rem;font-weight:600;padding:7px 14px;border-radius:99px;border:1px solid var(--line);background:var(--soft);color:var(--text)}
.ticker span b{font-family:ui-monospace,Menlo,monospace;font-size:.78rem;color:var(--brand);margin-right:8px}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- numbers ---------- */
.nums{padding:44px 0}.nums .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center}
.nums b{display:block;font-size:clamp(2rem,4.4vw,3.1rem);font-weight:800;letter-spacing:-.04em;background:linear-gradient(120deg,var(--g1),var(--g2));-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
.nums span{color:var(--muted);font-size:.95rem}

/* ---------- feature rows ---------- */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:34px 0}
.frow.rev .copy{order:2}
.frow .copy .eyebrow{margin-bottom:6px}
.frow .copy p.lead{font-size:1.1rem}
.points{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.points li{display:flex;gap:12px;align-items:flex-start}
.points li::before{content:"";flex:none;width:22px;height:22px;margin-top:2px;border-radius:7px;background:linear-gradient(135deg,var(--g1),var(--g2));-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/70% no-repeat,linear-gradient(#000,#000);-webkit-mask-composite:source-over;opacity:.0}
.points li{position:relative;padding-left:34px}
.points li::after{content:"";position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:7px;background:color-mix(in srgb,var(--good) 16%,transparent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23157a46' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/70% no-repeat}
.points li::before{display:none}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:22px;position:relative;overflow:hidden}
.panel::before{content:"";position:absolute;inset:0;background:radial-gradient(420px 200px at 100% 0,color-mix(in srgb,var(--brand) 9%,transparent),transparent 70%);pointer-events:none}
.panel>*{position:relative}

/* teacher plan: stages light up in turn */
.plan-hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.stg{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:11px 12px;border-radius:14px;border:1px solid transparent;opacity:.55;transition:all .5s var(--ease)}
.stg .n{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-weight:800;background:var(--soft);color:var(--muted);transition:all .5s var(--ease)}
.stg b{display:block;font-size:.95rem}.stg small{color:var(--muted)}.stg em{font-style:normal;font-size:.78rem;color:var(--muted);font-variant-numeric:tabular-nums}
.stg.on{opacity:1;background:var(--soft);border-color:var(--line);transform:translateX(6px)}
.stg.on .n{background:linear-gradient(135deg,var(--g1),var(--g2));color:#fff;box-shadow:0 8px 18px -8px var(--g1)}

/* lesson anatomy */
.rail{position:relative;display:grid;gap:0;padding-left:6px}
.rail::before{content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;background:var(--line)}
.rail::after{content:"";position:absolute;left:23px;top:14px;width:2px;height:0;background:linear-gradient(var(--g1),var(--g2));transition:height 1.6s var(--ease)}
.rail.go::after{height:calc(100% - 28px)}
.st{display:flex;gap:16px;align-items:center;padding:9px 0;position:relative;opacity:0;transform:translateX(-12px);transition:all .6s var(--ease)}
.rail.go .st{opacity:1;transform:none;transition-delay:calc(var(--i)*.14s)}
.st .d{width:36px;height:36px;border-radius:50%;background:var(--surface);border:2px solid var(--brand);display:grid;place-items:center;flex:none;color:var(--brand);z-index:1}
.st b{display:block}.st small{color:var(--muted)}

/* homework demo */
.hw .qrow{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--line)}.hw .qrow:last-of-type{border:0}
.hw .qrow .t{flex:1}.hw .qrow small{display:block;color:var(--muted)}
.hw .qrow .tk{transform:scale(0)}.hw.go .qrow .tk{animation:pop .4s var(--ease) forwards;animation-delay:calc(.5s + var(--i)*.55s)}
.hw .res{display:flex;align-items:center;gap:14px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.hw .meter i{animation:none;width:0}.hw.go .meter i{animation:fill 1.4s var(--ease) 3s forwards}

/* progress chart */
.bars{display:flex;align-items:flex-end;gap:10px;height:150px;padding:0 4px}
.bars i{flex:1;border-radius:10px 10px 4px 4px;background:linear-gradient(180deg,var(--g1),var(--g2));height:0;transition:height 1.1s var(--ease);transition-delay:calc(var(--i)*.09s)}
.go .bars i{height:var(--h)}
.legend{display:flex;justify-content:space-between;color:var(--muted);font-size:.78rem;padding:6px 4px 0}
.srow{display:grid;grid-template-columns:34px 1fr 52px;gap:12px;align-items:center;padding:8px 0}
.av{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;font-size:.8rem}
.srow .meter i{animation:none;width:0}.go .srow .meter i{animation:fill 1.2s var(--ease) forwards;animation-delay:calc(.4s + var(--i)*.15s)}
.nudge{color:var(--warn);font-weight:700;font-size:.8rem}

/* bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.bx{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:22px;position:relative;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s}
.bx:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--brand) 40%,var(--line))}
.bx.w2{grid-column:span 2}
.bx h3{font-size:1.08rem;margin:12px 0 6px}.bx p{margin:0;color:var(--muted);font-size:.95rem}
.bx .ico{margin:0}
.bx.dark{background:linear-gradient(135deg,#0B2A4A,#1f4d7e);color:#fff;border:0}.bx.dark p{color:rgba(255,255,255,.85)}.bx.dark .ico{background:rgba(255,255,255,.16);color:#fff}
.cert{margin-top:14px;border:2px solid rgba(255,255,255,.4);border-radius:14px;padding:14px;text-align:center;background:rgba(255,255,255,.08)}
.cert b{display:block;font-size:1.05rem;letter-spacing:.04em}.cert small{opacity:.85}
.wave{display:flex;gap:4px;align-items:center;height:34px;margin-top:14px}.wave i{width:5px;border-radius:3px;background:var(--brand);height:30%;animation:wave 1.2s ease-in-out infinite;animation-delay:calc(var(--i)*.09s)}
@keyframes wave{50%{height:100%}}

/* course types */
.types{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:30px;text-align:left}
.ty{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:20px;text-decoration:none;color:inherit;transition:all .35s var(--ease)}
.ty:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--brand)}
.ty .code{font-family:ui-monospace,Menlo,monospace;font-weight:800;font-size:.82rem;color:var(--brand);letter-spacing:.06em}
.ty b{display:block;font-size:2rem;letter-spacing:-.03em;margin:6px 0 2px}.ty span{color:var(--muted);font-size:.9rem}.ty p{margin:8px 0 0;font-size:.88rem;color:var(--muted)}

/* audiences */
.aud{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px;text-align:left}
.aud .card{position:relative;overflow:hidden}.aud .card::after{content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--brand) 18%,transparent),transparent 70%)}

/* before / after */
.vs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:30px;text-align:left}
.vs .card h3{display:flex;align-items:center;gap:10px}.vs .no li::before{content:"✕";background:none;color:#d64545}.vs ul{list-style:none;padding:0;margin:12px 0 0}.vs li{padding:7px 0 7px 28px;position:relative;border-bottom:1px dashed var(--line)}.vs li:last-child{border:0}
.vs li::before{content:"✓";position:absolute;left:0;color:var(--good);font-weight:800}.vs .no li::before{content:"✕";color:#d64545}
.vs .yes-card{border-color:var(--brand2);box-shadow:var(--shadow)}

/* final call to action */
.cta-band{position:relative;overflow:hidden;border-radius:30px;padding:64px 28px;text-align:center;color:#fff;background:linear-gradient(120deg,#0B2A4A,#1b4a7c,#0B2A4A);background-size:200% 200%;animation:flow 14s ease infinite}
@keyframes flow{50%{background-position:100% 50%}}
.cta-band::before{content:"";position:absolute;inset:-40%;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.18),transparent 35%),radial-gradient(circle at 75% 70%,rgba(255,255,255,.12),transparent 35%);animation:spin 40s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.cta-band>*{position:relative}.cta-band h2{color:#fff;font-size:clamp(1.8rem,3.8vw,2.8rem)}.cta-band p{color:rgba(255,255,255,.92);max-width:36em;margin:10px auto 24px;font-size:1.1rem}
.cta-band .btn.primary{background:#fff;color:#0B2A4A}
.cta-band .btn.ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.4)}

/* scroll reveal */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}

@media (max-width:980px){
  .lp .hero .wrap,.frow,.vs{grid-template-columns:1fr}.frow.rev .copy{order:0}.frow{gap:30px}
  .stage{min-height:540px;width:100%;max-width:560px;margin:0 auto}
  .bento{grid-template-columns:repeat(2,1fr)}.types{grid-template-columns:repeat(2,1fr)}.aud{grid-template-columns:1fr}.nums .wrap{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .bento{grid-template-columns:1fr}.bx.w2{grid-column:auto}.types{grid-template-columns:1fr}
  .stage{min-height:0;display:grid;gap:14px}.fc{position:relative;inset:auto!important;width:auto!important}
  .lp .hero{padding-top:44px}
}
@media (prefers-color-scheme:dark){:root{--g1:#2f5f93;--g2:#4F7BA8}.nums b{background:linear-gradient(120deg,#a9c6e8,#6f95c2);-webkit-background-clip:text;background-clip:text}.bx.dark{background:linear-gradient(135deg,#112c4d,#1f4d7e)}}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}.fc{opacity:1}.tk{transform:none}.stg{opacity:1}.st{opacity:1;transform:none}.meter i,.hw .meter i{width:var(--w)}.bars i{height:var(--h)}
  .spark path.l{stroke-dashoffset:0}.spark path.f{opacity:1}.rail::after{height:calc(100% - 28px)}.ticker .track{animation:none}.grad-text{animation:none}
}