/* =====================================================================
   HANDWRITTEN EBOOKS & TECH ACADEMY — STYLES
   Deep navy + electric neon blue, Inter / Fraunces / Caveat
   ===================================================================== */

/* ---------- Fonts (self-hosted: no extra connection to Google before first paint) ---------- */
@font-face{font-family:"Inter";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/inter.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"Inter";font-style:normal;font-weight:400 800;font-display:swap;src:url(/fonts/inter-rupee.woff2) format("woff2");unicode-range:U+20B9}
@font-face{font-family:"Fraunces";font-style:normal;font-weight:500 600;font-display:swap;src:url(/fonts/fraunces.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"Fraunces";font-style:normal;font-weight:500 600;font-display:swap;src:url(/fonts/fraunces-rupee.woff2) format("woff2");unicode-range:U+20B9}
@font-face{font-family:"Fraunces";font-style:italic;font-weight:500 600;font-display:swap;src:url(/fonts/fraunces-italic.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"Fraunces";font-style:italic;font-weight:500 600;font-display:swap;src:url(/fonts/fraunces-italic-rupee.woff2) format("woff2");unicode-range:U+20B9}
@font-face{font-family:"Caveat";font-style:normal;font-weight:500 700;font-display:swap;src:url(/fonts/caveat.woff2) format("woff2");unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
@font-face{font-family:"Caveat";font-style:normal;font-weight:500 700;font-display:swap;src:url(/fonts/caveat-rupee.woff2) format("woff2");unicode-range:U+20B9}

:root{
  --bg:#050B1A; --bg-2:#081229; --bg-3:#0C1A3A; --bg-4:#12254F;
  --surface:rgba(14,28,62,.55); --surface-2:rgba(20,38,82,.6); --surface-solid:#0B1733;
  --line:rgba(140,172,255,.13); --line-2:rgba(140,172,255,.24); --line-3:rgba(140,172,255,.4);
  --text:#F4F7FF; --text-2:#B8C4DC; --text-3:#8492B0;
  --neon:#2E9BFF; --neon-2:#5CC8FF; --cyan:#39E1FF; --violet:#8B7BFF;
  --neon-glow:rgba(46,155,255,.5);
  --marker:#FFE066; --pen:#1D2F7A; --pen-red:#E0403A; --ok:#34D399; --warn:#FFB020; --err:#FF6B7F;
  --paper:#FBF8F1; --paper-line:#D7DEEE; --desk:#EEF2F8;
  --f-sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-serif:"Fraunces",Georgia,"Times New Roman",serif;
  --f-hand:"Caveat","Segoe Print","Bradley Hand",cursive;
  --f-mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --r-xl:28px; --r-lg:20px; --r-md:14px; --r-sm:10px;
  --wrap:1240px;
  --ease:cubic-bezier(.16,1,.3,1);
  --hdr-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px;background:var(--bg);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--f-sans);
  font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.025em;line-height:1.1;text-wrap:balance}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
code{font-family:var(--f-mono);font-size:.9em;background:rgba(92,200,255,.12);color:var(--neon-2);padding:.1em .4em;border-radius:6px}
:focus-visible{outline:2px solid var(--neon-2);outline-offset:3px;border-radius:6px}
::selection{background:rgba(46,155,255,.35)}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 clamp(16px,4vw,32px)}
.ic{width:1.1em;height:1.1em;flex:none;display:inline-block;vertical-align:middle}
.flip-x{transform:scaleX(-1)}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--neon);color:#fff;padding:8px 14px;border-radius:8px}
.skip:focus{left:8px}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

/* ---------- Type helpers ---------- */
.serif{font-family:var(--f-serif);font-style:italic;font-weight:500;letter-spacing:-.01em}
.grad{background:linear-gradient(100deg,var(--neon-2) 0%,var(--neon) 45%,var(--violet) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hand-mark{font-family:var(--f-hand);font-size:1.35em;color:var(--marker);line-height:1;position:relative;padding:0 .08em}
.hand-mark::after{content:"";position:absolute;left:0;right:0;bottom:-.02em;height:.14em;background:var(--marker);border-radius:4px;opacity:.55;transform:rotate(-2deg)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--neon-2)}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:currentColor}
.eyebrow-dark{color:var(--neon)}
.lede{font-size:clamp(1.02rem,1.3vw,1.18rem);color:var(--text-2);line-height:1.6;max-width:40em}
.h3{font-size:1.5rem}

/* ---------- Buttons ---------- */
.btn{
  --b-bg:rgba(255,255,255,.06);
  position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:0 22px;border-radius:999px;font-weight:650;font-size:.97rem;
  white-space:nowrap;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s,border-color .3s,color .3s;
  isolation:isolate;
}
.btn:active{transform:scale(.98)}
.btn-primary{
  color:#fff;background:linear-gradient(135deg,#3BA8FF 0%,#1F7BFF 55%,#5B5BFF 100%);
  box-shadow:0 8px 24px -8px rgba(46,155,255,.7),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px -8px rgba(46,155,255,.85),inset 0 1px 0 rgba(255,255,255,.4)}
.btn-glow::after{
  content:"";position:absolute;inset:-2px;border-radius:inherit;z-index:-1;
  background:linear-gradient(120deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);
  background-size:250% 100%;background-position:120% 0;opacity:.0;transition:opacity .3s;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;padding:2px;
}
.btn-glow:hover::after{opacity:1;animation:sheen 1.2s var(--ease)}
@keyframes sheen{to{background-position:-40% 0}}
.btn-glass{background:rgba(255,255,255,.06);border:1px solid var(--line-2);color:var(--text);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn-glass:hover{border-color:var(--neon-2);background:rgba(92,200,255,.1);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line-2);color:var(--text)}
.btn-ghost:hover{border-color:var(--neon-2);color:#fff;background:rgba(92,200,255,.08)}
.btn-dark{background:#0B1733;color:#fff}
.btn-dark:hover{background:#12254F;transform:translateY(-2px)}
.btn-wa{background:#25D366;color:#062611}
.btn-wa:hover{background:#2FE571}
.btn-lg{min-height:56px;padding:0 28px;font-size:1.03rem}
.btn-sm{min-height:40px;padding:0 16px;font-size:.9rem}
.btn-block{width:100%}
.btn[disabled],.btn.is-loading{pointer-events:none;opacity:.75}
.btn.is-loading .btn-label::after{content:"";display:inline-block;width:14px;height:14px;margin-left:10px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;vertical-align:-2px;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.play-dot{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(92,200,255,.18);color:var(--neon-2)}
.play-dot .ic{width:13px;height:13px;margin-left:2px}

/* ---------- Glass ---------- */
.glass{
  background:linear-gradient(180deg,rgba(22,40,86,.55),rgba(10,22,50,.45));
  border:1px solid var(--line-2);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 10px 40px -12px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.08);
}
.glass-card{
  position:relative;background:linear-gradient(180deg,rgba(18,36,78,.6),rgba(9,19,44,.7));
  border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:0 30px 80px -40px rgba(0,0,0,.8),inset 0 1px 0 rgba(255,255,255,.05);
}

/* ---------- Header ---------- */
.hdr{position:fixed;top:12px;left:0;right:0;z-index:80;padding:0 clamp(10px,3vw,24px);pointer-events:none}
.hdr-in{
  pointer-events:auto;max-width:var(--wrap);margin:0 auto;height:var(--hdr-h);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 12px 0 18px;border-radius:999px;transition:background .4s,box-shadow .4s,height .4s var(--ease);
}
.hdr.scrolled .hdr-in{height:62px;background:linear-gradient(180deg,rgba(10,22,50,.85),rgba(8,18,41,.8));box-shadow:0 14px 40px -12px rgba(0,0,0,.7),0 0 0 1px rgba(92,200,255,.08),inset 0 1px 0 rgba(255,255,255,.06)}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand svg{width:38px;height:38px}
.brand-txt{display:flex;flex-direction:column;font-weight:800;font-size:1.02rem;letter-spacing:-.02em;line-height:1.05}
.brand-txt b{font-weight:800}
.brand-txt em{font-family:var(--f-serif);font-style:italic;font-weight:500;color:var(--neon-2)}
.brand-txt small{font-size:.7rem;font-weight:500;color:var(--text-3);letter-spacing:.02em}
.nav-links{display:flex;gap:4px}
.nav-links a{position:relative;display:block;padding:9px 16px;border-radius:999px;font-size:.93rem;font-weight:550;color:var(--text-2);transition:color .25s,background .25s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links a.active{color:#fff;background:rgba(46,155,255,.14);box-shadow:inset 0 0 0 1px rgba(92,200,255,.25)}
.hdr-cta{display:flex;align-items:center;gap:8px}
.hdr-login{font-size:.9rem;color:var(--text-2);padding:8px 12px;border-radius:999px}
.hdr-login:hover{color:#fff}
.burger{display:none;width:44px;height:44px;border-radius:50%;position:relative;background:rgba(255,255,255,.06);border:1px solid var(--line-2)}
.burger span{position:absolute;left:13px;right:13px;height:2px;border-radius:2px;background:#fff;transition:transform .3s var(--ease),top .3s var(--ease)}
.burger span:first-child{top:17px}.burger span:last-child{top:25px}
.burger[aria-expanded="true"] span:first-child{top:21px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{top:21px;transform:rotate(-45deg)}
.mobile-menu{pointer-events:auto;max-width:var(--wrap);margin:10px auto 0;border-radius:var(--r-lg);padding:10px;display:grid;gap:2px;animation:drop .35s var(--ease)}
.mobile-menu[hidden]{display:none}
.mobile-menu a{padding:13px 16px;border-radius:12px;font-weight:600;color:var(--text-2)}
.mobile-menu a:hover{background:rgba(255,255,255,.05);color:#fff}
.mobile-menu .btn{margin-top:6px;color:#fff}
@keyframes drop{from{opacity:0;transform:translateY(-8px)}}
@media (max-width:960px){
  .nav-links,.hdr-login{display:none}
  .burger{display:block}
}
@media (max-width:420px){ .hdr-cta .btn{display:none} .brand-txt small{display:none} }

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;padding:calc(var(--hdr-h) + 64px) 0 0;display:flex;flex-direction:column;overflow:hidden}
.hero-bg{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.mesh{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;will-change:transform}
.m1{width:620px;height:620px;left:-160px;top:-120px;background:radial-gradient(circle,#1F5BFF 0%,transparent 65%);animation:drift1 22s ease-in-out infinite alternate}
.m2{width:560px;height:560px;right:-120px;top:10%;background:radial-gradient(circle,#00B7FF 0%,transparent 65%);opacity:.4;animation:drift2 26s ease-in-out infinite alternate}
.m3{width:680px;height:680px;left:30%;bottom:-360px;background:radial-gradient(circle,#6B4BFF 0%,transparent 65%);opacity:.35;animation:drift3 30s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(180px,120px) scale(1.15)}}
@keyframes drift2{to{transform:translate(-160px,140px) scale(.9)}}
@keyframes drift3{to{transform:translate(-120px,-140px) scale(1.1)}}
#nodes{position:absolute;inset:0;width:100%;height:100%;opacity:.9}
.hero-grid-lines{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(120,160,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 10%,transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 50% 40%,#000 10%,transparent 75%);
}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:160px;background:linear-gradient(transparent,var(--bg));pointer-events:none}
.hero-grid{position:relative;z-index:2;flex:1;display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center;padding-bottom:40px}
.pill{display:inline-flex;align-items:center;gap:10px;padding:6px 14px 6px 6px;border-radius:999px;font-size:.88rem;font-weight:550;color:var(--text-2);background:rgba(46,155,255,.08);border:1px solid rgba(92,200,255,.25);transition:border-color .3s,background .3s}
.pill:hover{border-color:var(--neon-2);background:rgba(46,155,255,.14);color:#fff}
.pill-tag{padding:3px 10px;border-radius:999px;background:linear-gradient(135deg,#3BA8FF,#5B5BFF);color:#fff;font-size:.72rem;font-weight:750;letter-spacing:.06em;text-transform:uppercase}
.hero h1{font-size:clamp(2.35rem,5.2vw,4.4rem);font-weight:800;line-height:1.04;letter-spacing:-.035em;margin:22px 0 22px}
.hero h1 .serif{font-weight:500;color:#fff}
.hero .lede{margin-bottom:32px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-trust{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.9rem;color:var(--text-2);margin-bottom:34px}
.hero-trust li{display:flex;align-items:center;gap:7px}
.hero-trust .ic{color:var(--ok)}
.hero-stats{display:flex;gap:clamp(20px,4vw,48px);margin:0;padding-top:26px;border-top:1px solid var(--line)}
.hero-stats div{display:flex;flex-direction:column-reverse}
.hero-stats dt{font-size:.82rem;color:var(--text-3)}
.hero-stats dd{margin:0;font-size:clamp(1.5rem,2.4vw,2rem);font-weight:800;letter-spacing:-.03em;color:#fff}

/* 3D floating book stack */
.hero-visual{position:relative;height:clamp(440px,48vw,600px)}
.stage{position:absolute;inset:0;perspective:1800px;perspective-origin:50% 40%}
.stack{position:absolute;left:50%;top:48%;width:0;height:0;transform-style:preserve-3d;transform:rotateX(var(--tx,6deg)) rotateY(var(--ty,-18deg));transition:transform .9s var(--ease)}
.stage-shadow{position:absolute;left:50%;bottom:6%;width:70%;height:40px;transform:translateX(-50%);background:radial-gradient(ellipse at center,rgba(46,155,255,.35),transparent 70%);filter:blur(12px);animation:shadowPulse 6s ease-in-out infinite}
@keyframes shadowPulse{50%{opacity:.6;transform:translateX(-50%) scaleX(.85)}}
.b3d-slot{position:absolute;left:0;top:0;transform-style:preserve-3d;transform:translate3d(var(--x),var(--y),var(--z)) rotateY(var(--ry)) rotateZ(var(--rz,0deg))}
.b3d-float{transform-style:preserve-3d;animation:bob var(--dur,7s) ease-in-out var(--delay,0s) infinite}
@keyframes bob{0%,100%{transform:translateY(0) rotateZ(0)}50%{transform:translateY(-16px) rotateZ(.8deg)}}
.b3d-slot[data-depth="0"] .front,.b3d-slot[data-depth="0"] .spine{filter:brightness(.62) saturate(.8)}
.b3d-slot[data-depth="1"] .front,.b3d-slot[data-depth="1"] .spine{filter:brightness(.8)}
.b3d-slot:hover .front,.b3d-slot:hover .spine{filter:none}
.b3d{
  --w:232px;--h:328px;--t:30px;
  position:relative;width:var(--w);height:var(--h);margin-left:calc(var(--w) / -2);margin-top:calc(var(--h) / -2);
  transform-style:preserve-3d;cursor:pointer;transition:transform .6s var(--ease);
}
.b3d:hover,.b3d:focus-visible{transform:translateZ(60px) translateY(-18px) rotateY(12deg)}
.b3d .face{position:absolute;backface-visibility:hidden}
.b3d .front,.b3d .back{inset:0;border-radius:3px 8px 8px 3px;overflow:hidden}
.b3d .front{transform:translateZ(calc(var(--t) / 2));box-shadow:inset 4px 0 8px -2px rgba(0,0,0,.4)}
.b3d .front img{width:100%;height:100%;object-fit:cover}
.b3d .front::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(255,255,255,.28) 0%,transparent 30%,transparent 65%,rgba(255,255,255,.08) 100%),linear-gradient(90deg,rgba(0,0,0,.35) 0,rgba(255,255,255,.15) 2.5%,transparent 6%)}
.b3d .back{transform:rotateY(180deg) translateZ(calc(var(--t) / 2));background:#0B1733}
.b3d .spine{top:0;height:100%;width:var(--t);left:calc(50% - var(--t) / 2);transform:rotateY(-90deg) translateZ(calc(var(--w) / 2));background:linear-gradient(90deg,var(--acc,#1F5BFF),color-mix(in srgb,var(--acc,#1F5BFF) 55%,#000));border-radius:3px}
.b3d .pages{top:3px;height:calc(100% - 6px);width:calc(var(--t) - 4px);left:calc(50% - (var(--t) - 4px) / 2);transform:rotateY(90deg) translateZ(calc(var(--w) / 2 - 3px));background:repeating-linear-gradient(90deg,#F4F1E8 0 2px,#DCD7CB 2px 3px);box-shadow:inset 0 0 8px rgba(0,0,0,.25)}
.b3d .top{left:3px;width:calc(100% - 6px);height:calc(var(--t) - 4px);top:calc(50% - (var(--t) - 4px) / 2);transform:rotateX(90deg) translateZ(calc(var(--h) / 2 - 2px));background:repeating-linear-gradient(0deg,#F4F1E8 0 2px,#DCD7CB 2px 3px)}
.b3d-glow{position:absolute;inset:10%;transform:translateZ(-40px);background:var(--acc,#2E9BFF);filter:blur(40px);opacity:.35;pointer-events:none}
.b3d-label{position:absolute;left:50%;top:100%;transform:translate(-50%,14px) translateZ(20px);white-space:nowrap;font-size:.75rem;font-weight:650;padding:5px 10px;border-radius:999px;background:rgba(5,11,26,.8);border:1px solid var(--line-2);opacity:0;transition:opacity .3s;pointer-events:none}
.b3d:hover .b3d-label{opacity:1}

.float-chip{position:absolute;z-index:3;display:flex;align-items:center;gap:10px;padding:9px 14px 9px 9px;border-radius:14px;font-size:.84rem;color:var(--text-2);animation:bob 8s ease-in-out infinite}
.float-chip b{color:#fff}
.fc-ic{display:grid;place-items:center;min-width:32px;height:32px;padding:0 6px;border-radius:9px;background:rgba(255,224,102,.16);color:var(--marker);font-weight:800;font-size:.8rem}
.fc-ic-b{background:rgba(46,155,255,.2);color:var(--neon-2)}
.fc-ic-g{background:rgba(52,211,153,.18);color:var(--ok)}
.fc1{left:-2%;top:12%;animation-delay:-2s}
.fc2{right:-2%;top:30%;animation-delay:-4s}
.fc3{left:6%;bottom:12%;animation-delay:-1s}
.scribble{position:absolute;right:4%;bottom:6%;z-index:3;font-family:var(--f-hand);font-size:1.45rem;color:var(--marker);transform:rotate(-6deg);display:flex;align-items:flex-start;gap:4px}
.scribble svg{width:52px;height:36px;transform:scaleX(-1) rotate(90deg);margin-top:-30px}

.topic-ticker{position:relative;z-index:2;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(8,18,41,.6);overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.ticker-track{display:flex;width:max-content;animation:marquee 40s linear infinite}
.ticker-track span{padding:16px 28px;font-size:.92rem;font-weight:600;color:var(--text-3);white-space:nowrap;display:flex;align-items:center;gap:28px}
.ticker-track span::after{content:"✦";color:var(--neon);font-size:.7rem}

@media (max-width:960px){
  .hero{min-height:auto;padding-top:calc(var(--hdr-h) + 48px)}
  .hero-grid{grid-template-columns:1fr;text-align:center;gap:10px}
  .hero-copy{display:flex;flex-direction:column;align-items:center}
  .hero .lede{margin-left:auto;margin-right:auto}
  .cta-row,.hero-trust,.hero-stats{justify-content:center}
  .hero-visual{height:440px;max-width:520px;width:100%;margin:0 auto}
  .fc2{right:0}.fc1{left:0}
}
@media (max-width:560px){
  .hero-visual{height:370px}
  .b3d{--w:150px!important;--h:212px!important}
  .float-chip{font-size:.76rem;padding:7px 11px 7px 7px}
  .fc-ic{min-width:26px;height:26px}
  .fc3,.scribble{display:none}
  .fc2{top:auto;bottom:4%;right:2%}
  .cta-row{width:100%}.cta-row .btn{flex:1 1 100%}
  .hero-stats{gap:22px}
}

/* ---------- Sections ---------- */
.section{position:relative;padding:clamp(80px,10vw,130px) 0}
.section-tight{padding:clamp(40px,6vw,70px) 0}
.sec-head{text-align:center;max-width:760px;margin:0 auto clamp(40px,5vw,60px);display:flex;flex-direction:column;align-items:center;gap:16px}
.sec-head h2{font-size:clamp(2rem,4.2vw,3.3rem);font-weight:800}
.sec-head .serif{color:var(--neon-2);font-weight:500}

/* ---------- Bundle ---------- */
.bundle{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(24px,4vw,56px);align-items:center;padding:clamp(24px,4vw,52px);margin-bottom:clamp(48px,6vw,72px);overflow:hidden}
.bundle::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(135deg,rgba(92,200,255,.7),rgba(46,155,255,.1) 40%,rgba(139,123,255,.6));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.bundle-fan{position:relative;height:360px}
.bundle-fan img{position:absolute;left:50%;top:50%;width:172px;aspect-ratio:800/1131;object-fit:cover;border-radius:4px 8px 8px 4px;box-shadow:-14px 20px 34px rgba(0,0,0,.6);transition:transform .7s var(--ease);transform:translate(-50%,-50%) translateX(calc(var(--i) * 46px - 115px)) rotate(calc(var(--i) * 6deg - 15deg)) translateY(calc(var(--d) * 8px))}
.bundle:hover .bundle-fan img{transform:translate(-50%,-50%) translateX(calc(var(--i) * 62px - 155px)) rotate(calc(var(--i) * 8deg - 20deg)) translateY(calc(var(--d) * 14px - 10px))}
.bundle-info h3{font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:800;margin:14px 0 12px}
.bundle-info>p{color:var(--text-2);margin-bottom:18px}
.checks{display:grid;gap:10px;margin-bottom:24px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:.95rem;color:var(--text)}
.checks .ic{color:var(--ok);margin-top:3px;width:17px;height:17px}
.checks-2{grid-template-columns:1fr 1fr}
.price{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.price b{font-size:2.6rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.price s{color:var(--text-3);font-size:1.15rem}
.approx{color:var(--text-3);font-size:.85rem;font-weight:600}
.approx:empty{display:none}
.save{font-size:.82rem;font-weight:700;color:var(--ok);background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.3);padding:3px 10px;border-radius:999px}
.bundle-buy{display:flex;flex-wrap:wrap;align-items:center;gap:20px 24px}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:.74rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:5px 11px;border-radius:999px;background:rgba(255,92,122,.12);color:#FF8FA3;border:1px solid rgba(255,92,122,.3)}
.tag-blue{background:rgba(46,155,255,.12);color:var(--neon-2);border-color:rgba(92,200,255,.3)}
@media (max-width:860px){.bundle{grid-template-columns:1fr}.bundle-fan{height:250px}.bundle-fan img{width:118px}.checks-2{grid-template-columns:1fr}}

/* ---------- Filters & Book cards ---------- */
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:36px}
.filters button{padding:9px 18px;border-radius:999px;font-size:.9rem;font-weight:600;color:var(--text-2);border:1px solid var(--line);background:var(--surface);transition:all .3s var(--ease)}
.filters button:hover{color:#fff;border-color:var(--line-3)}
.filters button[aria-selected="true"]{color:#fff;background:rgba(46,155,255,.18);border-color:var(--neon)}
.books{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}
.book{
  --acc:#2E9BFF;
  position:relative;display:flex;flex-direction:column;border-radius:var(--r-lg);padding:22px;
  background:linear-gradient(180deg,rgba(18,36,78,.55),rgba(9,19,44,.7));border:1px solid var(--line);
  transition:transform .5s var(--ease),border-color .4s,box-shadow .5s var(--ease);
}
.book:hover{transform:translateY(-8px);border-color:color-mix(in srgb,var(--acc) 55%,transparent);box-shadow:0 30px 60px -25px rgba(0,0,0,.8),0 0 60px -20px var(--acc)}
.book.is-hidden{display:none}
.book-cover{position:relative;height:280px;display:grid;place-items:center;perspective:1000px;margin-bottom:20px;border-radius:var(--r-md);background:radial-gradient(circle at 50% 60%,color-mix(in srgb,var(--acc) 22%,transparent),transparent 70%)}
.book-cover .mini{position:relative;width:170px;aspect-ratio:800/1131;transform:rotateY(-18deg) rotateX(4deg);transform-style:preserve-3d;transition:transform .6s var(--ease);box-shadow:-16px 20px 30px -6px rgba(0,0,0,.7);border-radius:3px 7px 7px 3px}
.book-cover .mini img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
.book-cover .mini::before{content:"";position:absolute;top:2px;bottom:2px;right:-12px;width:12px;background:repeating-linear-gradient(180deg,#F4F1E8 0 2px,#DAD5C8 2px 3px);transform:rotateY(80deg);transform-origin:left;border-radius:0 2px 2px 0}
.book-cover .mini::after{content:"";position:absolute;inset:0;border-radius:inherit;background:linear-gradient(115deg,rgba(255,255,255,.25),transparent 35%),linear-gradient(90deg,rgba(0,0,0,.3),transparent 7%)}
.book:hover .mini{transform:rotateY(-4deg) rotateX(2deg) translateY(-6px) scale(1.04)}
.book-peek{position:absolute;right:12px;bottom:12px;font-size:.78rem;font-weight:650;padding:6px 12px;border-radius:999px;background:rgba(5,11,26,.8);border:1px solid var(--line-2);opacity:0;transform:translateY(6px);transition:all .35s var(--ease)}
.book:hover .book-peek,.book-cover:focus-visible .book-peek{opacity:1;transform:none}
.book-top{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;font-size:.78rem;color:var(--text-3)}
.book-top .tag{background:color-mix(in srgb,var(--acc) 14%,transparent);color:color-mix(in srgb,var(--acc) 75%,#fff);border-color:color-mix(in srgb,var(--acc) 35%,transparent)}
.book h3{font-size:1.25rem;margin-bottom:6px}
.book .by{font-size:.86rem;color:var(--text-3);margin-bottom:14px}
.book-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--text-2);padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line)}
.book-meta b{color:#fff}
.book .checks{gap:8px;margin-bottom:20px}
.book .checks li{font-size:.88rem;color:var(--text-2)}
.book .checks .ic{color:var(--acc)}
.book-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.book-foot .price b{font-size:1.7rem}
.book-foot .price s{font-size:.95rem}
.book-foot .price small{display:block;width:100%;font-size:.75rem;color:var(--ok);font-weight:650}

/* ---------- Flipbook ---------- */
.section-paper{background:radial-gradient(1200px 600px at 50% 0%,#FFFFFF,var(--desk) 70%);color:#0B1733}
.section-paper .lede{color:#475472}
.section-paper .sec-head .serif{color:var(--neon)}
.section-paper::before,.section-paper::after{content:"";position:absolute;left:0;right:0;height:80px;pointer-events:none}
.section-paper::before{top:0;background:linear-gradient(var(--bg),transparent);opacity:.12}
.fb-wrap{max-width:1080px;margin:0 auto}
.fb-viewport{position:relative;perspective:2600px;padding:18px 0 28px;touch-action:pan-y}
.fb{position:relative;width:100%;aspect-ratio:1600/1131;transform-style:preserve-3d;transition:transform .7s var(--ease)}
.fb::before{content:"";position:absolute;inset:-14px -14px -18px;border-radius:14px;background:linear-gradient(180deg,#1D2F7A,#142257);box-shadow:0 40px 80px -30px rgba(11,23,51,.6),0 18px 30px -18px rgba(11,23,51,.5);transform:translateZ(-2px)}
.fb::after{content:"";position:absolute;left:50%;top:0;bottom:0;width:60px;transform:translateX(-50%) translateZ(1px);background:linear-gradient(90deg,transparent,rgba(0,0,0,.18) 45%,rgba(0,0,0,.28) 50%,rgba(0,0,0,.18) 55%,transparent);pointer-events:none;z-index:60}
.fb-base,.leaf{position:absolute;top:0;height:100%;width:50%}
.fb-base-left{left:0}.fb-base-right{left:50%}
.leaf{left:50%;transform-origin:left center;transform-style:preserve-3d;transition:transform 1s cubic-bezier(.645,.045,.355,1)}
.leaf.flipped{transform:rotateY(-180deg)}
.leaf .face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:var(--paper);overflow:hidden}
.leaf .face img{width:100%;height:100%;object-fit:cover}
.leaf .front{border-radius:0 6px 6px 0}
.leaf .back{transform:rotateY(180deg);border-radius:6px 0 0 6px}
.leaf .front::after,.leaf .back::after{content:"";position:absolute;inset:0;pointer-events:none}
.leaf .front::after{background:linear-gradient(90deg,rgba(0,0,0,.14),transparent 12%)}
.leaf .back::after{background:linear-gradient(270deg,rgba(0,0,0,.14),transparent 12%)}
.leaf.turning .face::before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,rgba(0,0,0,.0),rgba(0,0,0,.18));animation:shade 1s ease-in-out}
@keyframes shade{50%{opacity:1}0%,100%{opacity:0}}
.paper-page{position:relative;height:100%;background:var(--paper);background-image:linear-gradient(transparent calc(100% - 1px),var(--paper-line) 1px);background-size:100% 6.2%;background-position:0 3%;padding:9% 9% 8% 16%;color:var(--pen);font-family:var(--f-hand);overflow:hidden}
.fb-base-left .paper-page{border-radius:6px 0 0 6px}
.fb-base-right .paper-page{border-radius:0 6px 6px 0;padding-left:10%}
.paper-page::before{content:"";position:absolute;left:12%;top:0;bottom:0;width:2px;background:rgba(224,64,58,.55)}
.fb-base-right .paper-page::before{display:none}
.pp-holes{position:absolute;left:4%;top:0;bottom:0;display:flex;flex-direction:column;justify-content:space-around}
.pp-holes i{width:clamp(10px,1.8vw,18px);aspect-ratio:1;border-radius:50%;background:#E3E1DA;box-shadow:inset 1px 1px 3px rgba(0,0,0,.25)}
.pp-kicker{font-size:clamp(.9rem,1.6vw,1.3rem);color:#6B7597;margin-bottom:4%}
.pp-title{font-family:var(--f-hand);font-weight:700;font-size:clamp(1.6rem,4.2vw,3.4rem);line-height:.95;color:var(--pen);margin-bottom:8%;letter-spacing:0}
.pp-title span{font-size:.55em;color:var(--pen-red);display:inline-block;margin-top:.2em}
.pp-title .hl{background:linear-gradient(transparent 55%,rgba(255,224,102,.8) 55%);color:var(--pen)}
.pp-list{font-size:clamp(1rem,2vw,1.6rem);line-height:1.55;display:grid;gap:.1em}
.pp-list li::before{content:"✓ ";color:#1E8E5A;font-weight:700}
.pp-cta{position:absolute;right:9%;bottom:9%;font-size:clamp(1rem,2vw,1.55rem);color:var(--pen-red);transform:rotate(-4deg);animation:nudge 2.4s ease-in-out infinite}
@keyframes nudge{50%{transform:rotate(-4deg) translateX(8px)}}
.pp-doodle{position:absolute;right:12%;top:10%;font-family:var(--f-mono);font-size:clamp(1.6rem,3.2vw,2.8rem);color:rgba(46,155,255,.35);transform:rotate(12deg)}
.paper-end{display:flex;flex-direction:column;justify-content:center}
.pp-note{font-size:clamp(1rem,2vw,1.6rem);line-height:1.35;margin-bottom:8%}
.pp-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-start;font-family:var(--f-sans)}
.pp-actions .btn{font-size:clamp(.78rem,1.3vw,.95rem);min-height:clamp(36px,4vw,48px);padding:0 clamp(12px,1.8vw,22px)}
.fb-controls{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:10px}
.fb-btn{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:#fff;color:#0B1733;border:1px solid #D5DCEA;box-shadow:0 8px 20px -8px rgba(11,23,51,.35);transition:all .3s var(--ease)}
.fb-btn:hover:not(:disabled){transform:translateY(-2px);border-color:var(--neon);color:var(--neon)}
.fb-btn-next{background:linear-gradient(135deg,#3BA8FF,#1F7BFF);color:#fff;border-color:transparent}
.fb-btn-next:hover:not(:disabled){color:#fff}
.fb-btn:disabled{opacity:.35;cursor:not-allowed}
.fb-btn .ic{width:22px;height:22px}
.fb-status{min-width:190px;text-align:center;font-size:.88rem;font-weight:600;color:#475472}
.fb-progress{height:4px;border-radius:4px;background:#D5DCEA;margin-top:8px;overflow:hidden}
.fb-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#3BA8FF,#5B5BFF);border-radius:inherit;transition:width .6s var(--ease)}
/* Mobile: single page view, pans between left & right pages */
@media (max-width:720px){
  .fb-viewport{overflow:hidden;padding:18px 14px 28px;margin:0 -2px}
  .fb{width:200%;transform:translateX(0)}
  .fb.show-right{transform:translateX(-50%)}
  .fb::before{inset:-10px}
  .fb::after{display:none}
  .fb-status{min-width:150px}
}

/* ---------- Academy ---------- */
.tracks{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.track{
  --c:#2E9BFF;
  position:relative;min-height:420px;border-radius:var(--r-lg);overflow:hidden;isolation:isolate;
  background:linear-gradient(180deg,rgba(18,36,78,.6),rgba(9,19,44,.8));border:1px solid var(--line);
  transition:border-color .4s,transform .5s var(--ease),box-shadow .5s var(--ease);outline:none;
}
.track::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(500px 280px at 0% 0%,color-mix(in srgb,var(--c) 26%,transparent),transparent 70%);transition:opacity .4s}
.track:hover,.track:focus-within,.track.open{border-color:color-mix(in srgb,var(--c) 60%,transparent);transform:translateY(-6px);box-shadow:0 30px 60px -30px rgba(0,0,0,.8),0 0 50px -20px var(--c)}
.track-front{position:absolute;inset:0;padding:26px;display:flex;flex-direction:column;transition:transform .6s var(--ease),opacity .4s}
.track-ic{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;color:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent);border:1px solid color-mix(in srgb,var(--c) 35%,transparent);margin-bottom:22px}
.track-ic .ic{width:26px;height:26px}
.track h3{font-size:1.4rem;margin-bottom:8px}
.track-meta{font-size:.88rem;color:var(--text-3);margin-bottom:18px}
.track-status{position:absolute;top:24px;right:24px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:5px 10px;border-radius:999px}
.st-early{background:rgba(52,211,153,.12);color:var(--ok);border:1px solid rgba(52,211,153,.3)}
.st-soon{background:rgba(255,176,32,.1);color:var(--warn);border:1px solid rgba(255,176,32,.3)}
.track-mods{display:flex;flex-wrap:wrap;gap:6px}
.track-mods span{font-size:.78rem;color:var(--text-2);padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.track-hint{margin-top:auto;display:flex;align-items:center;gap:8px;font-size:.86rem;font-weight:600;color:var(--c)}
.track-bp{position:absolute;right:-40px;bottom:-40px;width:220px;height:220px;opacity:.12;color:var(--c);z-index:-1}
.track-reveal{
  position:absolute;inset:0;padding:22px;display:flex;flex-direction:column;gap:14px;
  background:linear-gradient(180deg,rgba(10,22,50,.97),rgba(6,14,32,.98));
  transform:translateY(102%);transition:transform .6s var(--ease);overflow-y:auto;
}
.track:hover .track-reveal,.track:focus-within .track-reveal,.track.open .track-reveal{transform:none}
.track:hover .track-front,.track:focus-within .track-front,.track.open .track-front{transform:translateY(-30px);opacity:0}
.tr-head{display:flex;align-items:center;justify-content:space-between;gap:10px}
.tr-head h4{font-size:1.05rem}
.tr-label{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3)}
.syllabus{counter-reset:s;display:grid;grid-template-columns:1fr 1fr;gap:6px 14px}
.syllabus li{counter-increment:s;display:flex;gap:8px;font-size:.84rem;color:var(--text-2);line-height:1.35}
.syllabus li::before{content:counter(s,decimal-leading-zero);font-family:var(--f-mono);font-size:.72rem;color:var(--c);padding-top:.15em}
.lessons{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.lesson{position:relative;aspect-ratio:16/10;border-radius:10px;overflow:hidden;border:1px solid var(--line-2);text-align:left;background:#0C1A3A;transition:transform .35s var(--ease),border-color .3s}
.lesson:hover{transform:scale(1.04);border-color:var(--c)}
.lesson img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top;filter:saturate(.9)}
.lesson.bp{background:linear-gradient(rgba(92,200,255,.12) 1px,transparent 1px) 0 0/12px 12px,linear-gradient(90deg,rgba(92,200,255,.12) 1px,transparent 1px) 0 0/12px 12px,linear-gradient(135deg,#0D2552,#0A1838)}
.lesson::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 30%,rgba(3,8,20,.9))}
.lesson .lp{position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);z-index:2;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);color:#0B1733;box-shadow:0 0 0 4px rgba(255,255,255,.18)}
.lesson .lp .ic{width:12px;height:12px;margin-left:2px}
.lesson .lt{position:absolute;left:7px;right:7px;bottom:6px;z-index:2;font-size:.66rem;font-weight:600;line-height:1.2;color:#fff}
.lesson.soon .lp{background:rgba(255,255,255,.2);color:#fff}
.track-reveal .btn{margin-top:auto}
@media (max-width:1020px){.tracks{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.tracks{grid-template-columns:1fr}.track{min-height:400px}}
@media (hover:none){.track-hint .when-hover{display:none}}
@media (hover:hover){.track-hint .when-touch{display:none}}

/* ---------- Wall of Love ---------- */
.section-love{overflow:hidden;background:radial-gradient(900px 500px at 50% 0%,rgba(46,155,255,.12),transparent 70%)}
.sample-flag{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;color:var(--warn);background:rgba(255,176,32,.08);border:1px dashed rgba(255,176,32,.5);padding:6px 12px;border-radius:10px}
.marquee{overflow:hidden;padding:10px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:18px;width:max-content;animation:marquee var(--speed,60s) linear infinite}
.marquee-rev .marquee-track{animation-direction:reverse}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{to{transform:translateX(calc(-50% - 9px))}}
.review{width:340px;flex:none;padding:22px;border-radius:var(--r-lg);background:linear-gradient(180deg,rgba(18,36,78,.6),rgba(9,19,44,.75));border:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.stars{display:flex;gap:2px;color:#FFC83D}
.stars .ic{width:15px;height:15px}
.review blockquote{margin:0;font-size:.95rem;line-height:1.55;color:var(--text)}
.review footer{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:750;font-size:.85rem;color:#fff;background:linear-gradient(135deg,var(--a1,#3BA8FF),var(--a2,#5B5BFF));flex:none}
.review .who b{display:block;font-size:.9rem}
.review .who span{font-size:.78rem;color:var(--text-3)}
.review .rbook{margin-left:auto;font-size:.7rem;font-weight:650;color:var(--neon-2);background:rgba(46,155,255,.1);padding:3px 8px;border-radius:999px;white-space:nowrap}
.campus-label{text-align:center;margin:56px 0 18px;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3)}
.marquee-logos .marquee-track{gap:14px;--speed:45s}
.logo-mark{display:flex;align-items:center;gap:10px;padding:14px 22px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--text-2);white-space:nowrap;font-family:var(--f-serif);font-size:1.08rem;font-weight:600;transition:color .3s,border-color .3s}
.logo-mark:hover{color:#fff;border-color:var(--line-3)}
.logo-mark svg{width:26px;height:26px;color:var(--neon-2);opacity:.8}

/* ---------- Pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{
  position:relative;display:flex;flex-direction:column;padding:32px 28px;border-radius:var(--r-xl);
  background:linear-gradient(180deg,rgba(18,36,78,.55),rgba(9,19,44,.75));border:1px solid var(--line);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .4s;
}
.plan:hover{transform:scale(1.035);border-color:var(--line-3);box-shadow:0 40px 80px -40px rgba(0,0,0,.9),0 0 60px -30px var(--neon)}
.plan.featured{background:linear-gradient(180deg,rgba(30,70,160,.55),rgba(12,26,64,.9));border-color:transparent;transform:scale(1.04);box-shadow:0 40px 90px -40px rgba(46,155,255,.6)}
.plan.featured::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;background:linear-gradient(160deg,var(--neon-2),var(--neon) 40%,var(--violet));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.plan.featured:hover{transform:scale(1.07)}
.ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);padding:5px 14px;border-radius:999px;font-size:.74rem;font-weight:750;letter-spacing:.06em;text-transform:uppercase;background:linear-gradient(135deg,#3BA8FF,#5B5BFF);color:#fff;box-shadow:0 8px 20px -6px rgba(46,155,255,.8);white-space:nowrap}
.plan h3{font-size:1.2rem;margin-bottom:8px}
.plan-blurb{font-size:.92rem;color:var(--text-2);margin-bottom:22px;min-height:3em}
.plan-price{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.plan-price b{font-size:2.8rem;font-weight:800;letter-spacing:-.04em;line-height:1}
.plan-price span{color:var(--text-3);font-size:.92rem}
.plan-price s{color:var(--text-3)}
.plan-note{font-size:.8rem;color:var(--warn);min-height:1.3em;margin-bottom:18px}
.plan .checks{margin:6px 0 28px;padding-top:22px;border-top:1px solid var(--line)}
.plan .checks li{font-size:.92rem;color:var(--text-2)}
.plan .btn{margin-top:auto}
.plans-foot{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:40px;font-size:.88rem;color:var(--text-3);text-align:center}
@media (max-width:960px){.plans{grid-template-columns:1fr;max-width:460px;margin:0 auto;gap:30px}.plan.featured{transform:none;order:-1}.plan:hover,.plan.featured:hover{transform:translateY(-4px)}}

/* ---------- Campus / B2B ---------- */
.section-campus{overflow:hidden;background:linear-gradient(180deg,transparent,rgba(8,18,41,.9) 20%,rgba(8,18,41,.9) 80%,transparent)}
.campus-glow{position:absolute;right:-10%;top:10%;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(46,155,255,.25),transparent 65%);filter:blur(40px);pointer-events:none}
.campus-grid{position:relative;display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(32px,5vw,72px);align-items:center}
.campus-copy h2{font-size:clamp(2.4rem,5vw,4rem);font-weight:800;margin:16px 0 18px}
.campus-copy h2 .serif{color:var(--neon-2)}
.campus-copy .lede{margin-bottom:30px}
.campus-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:30px}
.cp{padding:18px;border-radius:var(--r-md);background:rgba(255,255,255,.03);border:1px solid var(--line)}
.cp b{display:flex;align-items:center;gap:8px;font-size:.98rem;margin-bottom:6px}
.cp b::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--neon);box-shadow:0 0 12px var(--neon)}
.cp p{font-size:.86rem;color:var(--text-2);line-height:1.5}
.campus-proof{display:flex;gap:clamp(20px,4vw,44px);flex-wrap:wrap}
.campus-proof b{display:block;font-size:1.8rem;font-weight:800;letter-spacing:-.03em}
.campus-proof span{font-size:.82rem;color:var(--text-3)}
.lead-card{position:relative;padding:clamp(24px,3.5vw,40px);border-radius:var(--r-xl);background:linear-gradient(180deg,rgba(22,42,90,.7),rgba(10,22,50,.85));border:1px solid var(--line-2);box-shadow:0 40px 100px -40px rgba(0,0,0,.9),0 0 0 1px rgba(92,200,255,.05),inset 0 1px 0 rgba(255,255,255,.07);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.lead-card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(160deg,rgba(92,200,255,.6),transparent 35%,transparent 65%,rgba(139,123,255,.5));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.lead-head{margin-bottom:22px}
.lead-head h3{font-size:1.45rem;margin:6px 0 6px}
.lead-head p{font-size:.9rem;color:var(--text-2)}
.f-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.field{position:relative;display:block;margin-bottom:12px}
.f-grid .field{margin:0}
.field input,.field select,.field textarea{
  width:100%;height:56px;padding:22px 16px 8px;border-radius:14px;border:1px solid var(--line-2);
  background:rgba(4,10,24,.55);color:#fff;outline:none;font-size:.95rem;transition:border-color .25s,box-shadow .25s,background .25s;
  -webkit-appearance:none;appearance:none;
}
.field textarea{height:auto;min-height:96px;resize:vertical;padding-top:26px;line-height:1.5}
.field select{cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238492B0' stroke-width='1.8' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:38px}
.field select option{background:#0B1733;color:#fff}
.field span{position:absolute;left:17px;top:18px;font-size:.95rem;color:var(--text-3);pointer-events:none;transition:all .2s var(--ease);transform-origin:left top}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--neon);box-shadow:0 0 0 4px rgba(46,155,255,.18);background:rgba(4,10,24,.75)}
.field input:focus+span,.field input:not(:placeholder-shown)+span,
.field textarea:focus+span,.field textarea:not(:placeholder-shown)+span,
.field select:focus+span,.field select:valid+span{top:8px;font-size:.72rem;color:var(--neon-2);font-weight:600;letter-spacing:.02em}
.field.invalid input,.field.invalid select{border-color:var(--err)}
.field-mono input{font-family:var(--f-mono);letter-spacing:.03em}
.chips{border:0;padding:0;margin:4px 0 14px;display:flex;flex-wrap:wrap;gap:8px}
.chips legend{font-size:.78rem;font-weight:650;color:var(--text-3);margin-bottom:8px;padding:0}
.chips label{cursor:pointer}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips span{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;font-size:.86rem;font-weight:550;border:1px solid var(--line-2);color:var(--text-2);transition:all .25s}
.chips span::before{content:"+";font-weight:700;color:var(--text-3)}
.chips input:checked+span{background:rgba(46,155,255,.18);border-color:var(--neon);color:#fff}
.chips input:checked+span::before{content:"✓";color:var(--neon-2)}
.chips input:focus-visible+span{outline:2px solid var(--neon-2);outline-offset:2px}
.form-msg{font-size:.86rem;margin-top:10px;min-height:1.2em;color:var(--text-2)}
.form-msg.err{color:var(--err)}
.form-msg a{text-decoration:underline}
.lead-success{position:absolute;inset:0;border-radius:inherit;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px;padding:30px;background:linear-gradient(180deg,rgba(14,32,72,.98),rgba(8,18,41,.98));animation:fadeIn .5s var(--ease)}
.lead-success[hidden]{display:none}
.lead-success p{color:var(--text-2);max-width:26em}
.ls-check{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;background:rgba(52,211,153,.14);border:2px solid var(--ok);color:var(--ok);margin-bottom:6px;animation:pop .6s var(--ease)}
.ls-check .ic{width:34px;height:34px}
@keyframes pop{from{transform:scale(.4);opacity:0}}
@keyframes fadeIn{from{opacity:0}}
@media (max-width:960px){.campus-grid{grid-template-columns:1fr}}
@media (max-width:560px){.f-grid,.campus-points{grid-template-columns:1fr}}

/* ---------- Access / recover ---------- */
.access-card{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;padding:clamp(24px,4vw,40px);border-style:dashed;border-color:rgba(92,200,255,.35)}
.access-card h2{margin:10px 0 8px}
.access-card p{color:var(--text-2);font-size:.95rem}
.access-form{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:start}
.access-form .field{margin:0}
.access-form .btn{height:56px}
.access-form .form-msg{grid-column:1/-1;margin:0}
@media (max-width:760px){.access-card{grid-template-columns:1fr}.access-form{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq details{border-radius:var(--r-md);background:linear-gradient(180deg,rgba(18,36,78,.45),rgba(9,19,44,.6));border:1px solid var(--line);transition:border-color .3s}
.faq details[open]{border-color:rgba(92,200,255,.35)}
.faq summary{list-style:none;cursor:pointer;padding:20px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-weight:650;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary .ic{transition:transform .35s var(--ease);color:var(--neon-2);transform:rotate(90deg)}
.faq details[open] summary .ic{transform:rotate(-90deg)}
.faq .faq-a{padding:0 22px 20px;color:var(--text-2);font-size:.96rem;line-height:1.65}

/* ---------- Footer ---------- */
.foot{padding:40px 0 110px;border-top:1px solid var(--line);background:linear-gradient(180deg,var(--bg),#03060F)}
.foot-news{display:grid;grid-template-columns:1fr 1.1fr;gap:24px;align-items:center;padding:clamp(22px,3.5vw,36px);margin-bottom:56px}
.foot-news h3{font-size:1.35rem;margin-bottom:6px}
.foot-news p{color:var(--text-2);font-size:.92rem}
.news-form{display:flex;flex-wrap:wrap;gap:10px}
.news-form input[type=email]{flex:1 1 220px;height:52px;padding:0 20px;border-radius:999px;border:1px solid var(--line-2);background:rgba(4,10,24,.6);color:#fff;outline:none}
.news-form input[type=email]:focus{border-color:var(--neon);box-shadow:0 0 0 4px rgba(46,155,255,.18)}
.news-form .btn{height:52px}
.news-form .form-msg{flex-basis:100%;margin:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:44px}
.foot-brand p{color:var(--text-3);font-size:.9rem;margin:16px 0 18px;max-width:340px}
.foot h4{font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text-2);margin-bottom:16px}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:.9rem;color:var(--text-3);transition:color .2s}
.foot-links a:hover{color:#fff}
.socials{display:flex;gap:8px}
.socials a{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line-2);color:var(--text-2);transition:all .3s var(--ease)}
.socials a:hover{color:#fff;border-color:var(--neon);background:rgba(46,155,255,.14);transform:translateY(-3px)}
.socials .ic{width:18px;height:18px}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;border-top:1px solid var(--line);font-size:.82rem;color:var(--text-3)}
@media (max-width:960px){.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}.foot-news{grid-template-columns:1fr}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta{position:fixed;left:12px;right:12px;bottom:12px;z-index:70;display:none;align-items:center;justify-content:space-between;gap:12px;padding:10px 10px 10px 18px;border-radius:18px;background:rgba(8,18,41,.92);border:1px solid var(--line-2);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 20px 40px -10px rgba(0,0,0,.8);transform:translateY(140%);transition:transform .5s var(--ease)}
.sticky-cta b{display:block;font-size:.92rem}
.sticky-cta span{font-size:.74rem;color:var(--text-3)}
.sticky-cta.show{transform:none}
@media (max-width:760px){.sticky-cta{display:flex}}

/* ---------- Modals ---------- */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:16px;background:rgba(2,6,16,.78);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);animation:fadeIn .3s var(--ease)}
.modal[hidden]{display:none}
.modal-box{position:relative;width:100%;max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);overflow:auto;border-radius:var(--r-xl);background:linear-gradient(180deg,#0E1F45,#081229);border:1px solid var(--line-2);box-shadow:0 50px 120px -30px rgba(0,0,0,.95);animation:rise .45s var(--ease)}
@keyframes rise{from{opacity:0;transform:translateY(20px) scale(.97)}}
.modal-x{position:absolute;top:14px;right:14px;z-index:3;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);border:1px solid var(--line-2);transition:background .2s}
.modal-x:hover{background:rgba(255,255,255,.16)}
.modal-book{max-width:960px;display:grid;grid-template-columns:1fr 1.05fr}
.bm-media{padding:24px;background:rgba(0,0,0,.2);border-right:1px solid var(--line)}
.bm-tabs{display:flex;gap:6px;margin-bottom:14px}
.bm-tabs button{padding:7px 14px;border-radius:999px;font-size:.85rem;font-weight:600;color:var(--text-2);background:rgba(255,255,255,.05)}
.bm-tabs button.active{background:var(--neon);color:#fff}
.bm-viewer{border-radius:var(--r-md);overflow:hidden;background:#050B1A;aspect-ratio:800/1131;max-height:62vh;margin:0 auto}
.bm-viewer img{width:100%;height:100%;object-fit:contain}
.bm-body{padding:32px 28px;display:flex;flex-direction:column}
.bm-body h3{font-size:1.6rem;margin:12px 0 6px;padding-right:40px}
.bm-meta{font-size:.86rem;color:var(--text-3);margin-bottom:14px}
.bm-desc{color:var(--text-2);font-size:.95rem;margin-bottom:18px}
.bm-buy{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:18px;border-top:1px solid var(--line)}
.bm-buy .price b{font-size:2rem}
.modal-small{max-width:460px}
.modal-vault{max-width:760px;padding:clamp(24px,4vw,40px)}
@media (max-width:760px){.modal-book{grid-template-columns:1fr}.bm-media{border-right:0;border-bottom:1px solid var(--line)}.bm-viewer{max-height:48vh;aspect-ratio:auto;height:48vh}}

/* Vault */
.v-head{text-align:center;margin-bottom:24px}
.v-head h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:14px 0 8px}
.v-head p{color:var(--text-2)}
.v-ok{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto;background:rgba(52,211,153,.14);border:2px solid var(--ok);color:var(--ok)}
.v-ok .ic{width:30px;height:30px}
.v-ref{display:inline-flex;align-items:center;gap:10px;margin-top:14px;padding:8px 8px 8px 16px;border-radius:999px;background:rgba(46,155,255,.1);border:1px solid rgba(92,200,255,.35);font-family:var(--f-mono);font-size:.9rem;color:var(--neon-2)}
.v-note{display:flex;gap:10px;padding:14px 16px;border-radius:var(--r-md);background:rgba(255,176,32,.08);border:1px solid rgba(255,176,32,.3);color:#FFD27A;font-size:.88rem;margin-bottom:18px}
.v-list{display:grid;gap:12px;margin-bottom:22px}
.v-item{display:flex;align-items:center;gap:16px;padding:14px;border-radius:var(--r-md);background:rgba(255,255,255,.03);border:1px solid var(--line)}
.v-item img{width:52px;aspect-ratio:800/1131;object-fit:cover;border-radius:4px;flex:none}
.v-item div{flex:1;min-width:0}
.v-item b{display:block;font-size:.98rem}
.v-item span{font-size:.8rem;color:var(--text-3)}
.v-item.locked{opacity:.6;border-style:dashed}
.v-foot{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;padding-top:18px;border-top:1px solid var(--line)}
@media (max-width:520px){.v-item{flex-wrap:wrap}.v-item .btn{width:100%}}

/* Toast */
.toast{position:fixed;left:50%;bottom:24px;z-index:120;transform:translate(-50%,160%);max-width:min(92vw,480px);padding:14px 18px;border-radius:14px;background:#0E1F45;border:1px solid var(--line-2);box-shadow:0 20px 50px -10px rgba(0,0,0,.8);font-size:.92rem;transition:transform .5s var(--ease)}
.toast.show{transform:translate(-50%,0)}
.toast.err{border-color:rgba(255,107,127,.5)}
.toast a{text-decoration:underline;color:var(--neon-2)}

/* ---------- Scroll reveal ---------- */
/* Sections below the first screen are only laid out and painted when they
   come near the viewport. The size is an estimate until they first render. */
.section,.foot{content-visibility:auto;contain-intrinsic-size:auto 900px}
.js [data-reveal]{opacity:0;transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d,0) * 90ms)}
.js [data-reveal="up"]{transform:translateY(34px)}
.js [data-reveal="left"]{transform:translateX(40px)}
.js [data-reveal="right"]{transform:translateX(-40px)}
.js [data-reveal="zoom"]{transform:scale(.94)}
.js [data-reveal].is-in{opacity:1;transform:none}
[data-delay="1"]{--d:1}[data-delay="2"]{--d:2}[data-delay="3"]{--d:3}[data-delay="4"]{--d:4}[data-delay="5"]{--d:5}
/* Hero animates on load (no waiting for scroll/JS) */
.js .hero [data-reveal]{opacity:1;transform:none;transition:none;animation:heroIn 1s var(--ease) both;animation-delay:calc(var(--d,0) * 110ms + 80ms)}
.js .hero [data-reveal="zoom"]{animation-name:heroZoom}
@keyframes heroIn{from{opacity:0;transform:translateY(30px)}}
@keyframes heroZoom{from{opacity:0;transform:scale(.92)}}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .js [data-reveal]{opacity:1;transform:none}
  .marquee{overflow-x:auto}
  .marquee-track,.ticker-track{animation:none!important}
}