/* CSE Mastery Release Candidate — final commercial polish */
:root{--rc-navy:#102a4c;--rc-blue:#2457e6;--rc-violet:#6d5dfc;--rc-gold:#f4b740;--rc-bg:#f5f8fc;--rc-text:#17263a;--rc-muted:#64748b;--rc-line:#dce5f1;--rc-shadow:0 18px 46px rgba(15,39,72,.11)}
html{scroll-behavior:smooth}body{background:var(--rc-bg);color:var(--rc-text)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(36,87,230,.28)!important;outline-offset:3px}
.brand-mark,.landing-brand>span,.auth-brand>span{background:transparent!important;border-radius:0!important;overflow:hidden}.brand-mark img,.landing-brand>span img,.auth-brand>span img{width:100%;height:100%;display:block;object-fit:contain}
.sidebar .brand{padding-bottom:22px}.sidebar .brand small{letter-spacing:1.1px}.sidebar nav a{min-height:48px}.sidebar-bottom .profile{margin-bottom:4px}
.topbar{border-bottom:1px solid rgba(218,228,240,.8)}.content{min-height:calc(100vh - 82px)}
.welcome,.page-title{padding-bottom:4px}.welcome h1,.page-title h1{max-width:900px}.mission{position:relative;overflow:hidden}.mission:after{content:"";position:absolute;right:-55px;top:-70px;width:190px;height:190px;border-radius:50%;background:rgba(255,255,255,.08)}
.panel,.subject-grid article,.metric-grid article{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.panel:hover,.subject-grid article:hover,.metric-grid article:hover{border-color:#c7d5e8!important}
.btn{letter-spacing:.01em}.btn.primary,.btn.coral{font-weight:900}.btn.full{width:100%}.back-btn:before{content:"←";font-size:16px;font-weight:900}.back-btn{gap:8px}
.account-consent{align-items:flex-start!important}.account-consent input{width:19px!important;min-height:19px!important;margin-top:2px}.account-safe{font-size:12px;color:var(--rc-muted);text-align:center}
.release-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.release-trust article{padding:17px;border:1px solid rgba(255,255,255,.16);border-radius:16px;background:rgba(255,255,255,.08);backdrop-filter:blur(10px)}.release-trust b{display:block;font-size:14px;margin-bottom:4px}.release-trust span{font-size:11px;opacity:.78}
.landing-nav{backdrop-filter:blur(18px);background:rgba(255,255,255,.88)!important}.landing-brand>span{width:46px!important;height:46px!important}.landing-brand b{letter-spacing:.5px}
.landing-hero{min-height:calc(100vh - 82px);align-items:center}.hero-copy h1{letter-spacing:-2.4px}.hero-primary,.nav-create,.final-cta a:first-child{box-shadow:0 14px 34px rgba(36,87,230,.24)}
.trust-section,.faq-section{padding:90px clamp(22px,6vw,90px);max-width:1440px;margin:auto}.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.trust-grid article{background:#fff;border:1px solid var(--rc-line);border-radius:22px;padding:28px;box-shadow:0 10px 28px rgba(15,39,72,.06)}.trust-grid i{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:#edf2ff;color:var(--rc-blue);font-style:normal;font-size:22px;margin-bottom:18px}.trust-grid h3{margin:0 0 9px;font-size:19px}.trust-grid p{margin:0;color:var(--rc-muted);line-height:1.7;font-size:14px}
.faq-list{max-width:920px;margin:34px auto 0;display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--rc-line);border-radius:16px;padding:0 19px;box-shadow:0 7px 20px rgba(15,39,72,.04)}.faq-list summary{cursor:pointer;list-style:none;padding:19px 0;font-weight:850;color:var(--rc-navy)}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:var(--rc-blue);font-size:20px}.faq-list details[open] summary:after{content:"−"}.faq-list p{padding:0 0 20px;margin:0;color:var(--rc-muted);line-height:1.7}
.landing-footer{display:grid!important;grid-template-columns:1fr auto;gap:25px;align-items:center}.landing-footer-links{display:flex;flex-wrap:wrap;gap:16px;justify-content:flex-end}.landing-footer-links a{font-size:12px;font-weight:750;color:#65758a}.landing-footer-links a:hover{color:var(--rc-blue)}
.legal-shell{min-height:100vh;background:linear-gradient(180deg,#f6f9fd,#fff);padding:28px}.legal-nav{max-width:1000px;margin:0 auto 24px;display:flex;justify-content:space-between;align-items:center}.legal-card{max-width:1000px;margin:auto;background:#fff;border:1px solid var(--rc-line);border-radius:26px;box-shadow:var(--rc-shadow);padding:clamp(26px,5vw,64px)}.legal-card h1{font-family:Georgia,serif;font-size:clamp(38px,5vw,60px);letter-spacing:-1.5px;color:var(--rc-navy);margin:0 0 10px}.legal-card h2{margin-top:34px;color:var(--rc-navy)}.legal-card p,.legal-card li{color:#53657b;line-height:1.8}.legal-meta{font-size:12px;color:#8290a2;margin-bottom:30px}.legal-card .notice{padding:16px 18px;border-radius:14px;background:#f2f6ff;border:1px solid #dbe5fb;color:#35527b}
.empty-state{padding:38px 24px;text-align:center}.empty-state i{display:grid;place-items:center;width:64px;height:64px;margin:0 auto 15px;border-radius:20px;background:#eef3ff;color:var(--rc-blue);font-style:normal;font-size:28px}
@media(max-width:900px){.release-trust,.trust-grid{grid-template-columns:1fr}.landing-footer{grid-template-columns:1fr}.landing-footer-links{justify-content:flex-start}}
@media(max-width:600px){.trust-section,.faq-section{padding:64px 17px}.legal-shell{padding:14px}.legal-card{border-radius:20px;padding:24px 19px}.legal-nav{gap:12px}.landing-footer-links{display:grid;grid-template-columns:1fr 1fr;width:100%}}