:root{
  --bg:#050b19;
  --bg2:#081226;
  --panel:#0b1730;
  --panel2:#0e1d3c;
  --cyan:#18d8ff;
  --cyan2:#0077ff;
  --white:#f7fbff;
  --muted:#aab8cc;
  --line:rgba(24,216,255,.22);
  --success:#64e6b3;
  --warning:#ffd166;
  --danger:#ff6b7a;
  --shadow:0 18px 60px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:radial-gradient(circle at 80% 10%,rgba(0,119,255,.12),transparent 30%),linear-gradient(180deg,var(--bg),#061020 45%,#040813);color:var(--white);line-height:1.6}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
.container{width:min(1180px,92vw);margin:0 auto}
.skip-link{position:absolute;left:-999px;top:auto}.skip-link:focus{left:1rem;top:1rem;background:#fff;color:#000;padding:.6rem 1rem;z-index:1000}
.navbar{position:sticky;top:0;z-index:50;background:rgba(5,11,25,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.75rem;min-width:0}.brand img{width:52px;height:52px;object-fit:contain}.brand-text{display:flex;flex-direction:column;line-height:1.05}.brand-text strong{letter-spacing:.09em;font-size:.9rem}.brand-text span{font-size:.72rem;color:var(--cyan);letter-spacing:.18em;text-transform:uppercase}
.nav-links{display:flex;gap:.45rem;flex-wrap:wrap;justify-content:flex-end}.nav-links a{font-size:.9rem;color:var(--muted);padding:.55rem .72rem;border-radius:999px}.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(24,216,255,.1);box-shadow:inset 0 0 0 1px var(--line)}
.menu-btn{display:none;background:transparent;color:#fff;border:1px solid var(--line);border-radius:10px;padding:.45rem .65rem}
.hero{padding:6.2rem 0 4rem;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 0 48%,rgba(24,216,255,.05) 48% 49%,transparent 49%);pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:.5rem;color:var(--cyan);font-size:.8rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700}.eyebrow:before{content:"";width:34px;height:1px;background:var(--cyan)}
h1{font-size:clamp(2.45rem,6vw,5.5rem);line-height:.96;margin:.75rem 0 1.1rem;letter-spacing:-.04em}.gradient-text{background:linear-gradient(90deg,#fff 0 28%,#1bd8ff 55%,#008cff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:1.08rem;color:#cad5e5;max-width:760px}.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.6rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:none;border-radius:12px;padding:.9rem 1.15rem;font-weight:800;cursor:pointer;transition:.2s}.btn-primary{background:linear-gradient(135deg,var(--cyan),var(--cyan2));color:#021020;box-shadow:0 10px 30px rgba(24,216,255,.24)}.btn-primary:hover{transform:translateY(-2px)}.btn-outline{background:transparent;color:#fff;box-shadow:inset 0 0 0 1px var(--line)}.btn-outline:hover{background:rgba(24,216,255,.08)}.btn-ghost{background:rgba(255,255,255,.04);color:#dce7f5;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.hero-card{position:relative;background:linear-gradient(160deg,rgba(12,27,55,.85),rgba(5,12,26,.65));border:1px solid var(--line);border-radius:26px;padding:1rem;box-shadow:var(--shadow);overflow:hidden}.hero-card:after{content:"";position:absolute;inset:auto -30% -35% 20%;height:180px;background:radial-gradient(circle,rgba(24,216,255,.16),transparent 65%)}.hero-card img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:18px;filter:saturate(.95) contrast(1.03)}.hero-badge{position:absolute;left:1.7rem;bottom:1.7rem;background:rgba(4,11,24,.84);border:1px solid var(--line);backdrop-filter:blur(8px);padding:.8rem 1rem;border-radius:14px;max-width:75%}.hero-badge strong{display:block}.hero-badge span{color:var(--cyan);font-size:.85rem}
.section{padding:5rem 0}.section-alt{background:linear-gradient(180deg,rgba(255,255,255,.015),rgba(24,216,255,.02))}.section-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:2rem}.section-head h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1;margin:.5rem 0}.section-head p{color:var(--muted);max-width:650px}.kicker{color:var(--cyan);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800}
.grid{display:grid;gap:1rem}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:linear-gradient(180deg,rgba(12,27,55,.86),rgba(8,17,35,.82));border:1px solid rgba(255,255,255,.07);border-radius:18px;padding:1.25rem;box-shadow:0 12px 34px rgba(0,0,0,.18)}.card:hover{border-color:var(--line)}.card-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(24,216,255,.1);color:var(--cyan);font-size:1.35rem;margin-bottom:.8rem}.card h3{margin:.2rem 0 .45rem}.card p{margin:0;color:var(--muted);font-size:.94rem}.mini{font-size:.82rem;color:var(--muted)}
.partner-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.partner{background:linear-gradient(180deg,rgba(12,27,55,.72),rgba(5,13,29,.72));border:1px solid rgba(24,216,255,.16);border-radius:18px;min-height:190px;padding:1.4rem;display:grid;place-items:center;overflow:hidden}.partner img{max-height:145px;object-fit:contain}.partner-label{margin-top:.6rem;text-align:center;color:var(--muted);font-size:.86rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;align-items:start}.photo-card{background:var(--panel);border:1px solid var(--line);padding:.8rem;border-radius:24px}.photo-card img{border-radius:18px;aspect-ratio:4/5;object-fit:cover}
.timeline{position:relative;margin-top:1rem}.timeline:before{content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--cyan),rgba(24,216,255,.05))}.timeline-item{position:relative;padding-left:3rem;margin:0 0 1.3rem}.timeline-item:before{content:"";position:absolute;left:8px;top:.45rem;width:16px;height:16px;border-radius:50%;background:var(--bg);border:3px solid var(--cyan);box-shadow:0 0 18px rgba(24,216,255,.5)}.timeline-item time{display:block;color:var(--cyan);font-size:.78rem;font-weight:800}.timeline-item h4{margin:.1rem 0}.timeline-item p{margin:0;color:var(--muted)}
.tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin:1rem 0 1.5rem}.tab-btn{border:1px solid var(--line);background:rgba(255,255,255,.02);color:#dbe7f5;padding:.65rem .85rem;border-radius:10px;cursor:pointer}.tab-btn.active{background:rgba(24,216,255,.12);color:#fff}.tab-panel{display:none}.tab-panel.active{display:block}
.form-card{background:linear-gradient(180deg,rgba(12,27,55,.9),rgba(5,13,29,.9));border:1px solid var(--line);border-radius:22px;padding:1.3rem}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}.field{display:flex;flex-direction:column;gap:.35rem}.field.full{grid-column:1/-1}.field label{font-size:.82rem;color:#d8e4f4}.field input,.field textarea,.field select{width:100%;border:1px solid rgba(255,255,255,.1);background:#061126;color:#fff;border-radius:10px;padding:.8rem .85rem;outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(24,216,255,.08)}.field textarea{min-height:120px;resize:vertical}.form-note{font-size:.78rem;color:var(--muted);margin-top:.65rem}
.portal-box{border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:1.2rem;background:linear-gradient(145deg,rgba(24,216,255,.05),rgba(0,0,0,.08))}.portal-box strong{display:block;font-size:1.15rem;margin-bottom:.35rem}.portal-actions{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1rem}.secure-note{display:flex;gap:.75rem;align-items:flex-start;padding:1rem;border:1px solid rgba(255,209,102,.22);background:rgba(255,209,102,.06);border-radius:14px;color:#e9dfc0}.secure-note b{color:var(--warning)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.post-card{overflow:hidden;padding:0}.post-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.post-body{padding:1rem}.post-tag{display:inline-block;color:var(--cyan);font-size:.72rem;text-transform:uppercase;letter-spacing:.13em;font-weight:800}.post-body h3{margin:.4rem 0}.post-body p{color:var(--muted);margin:.2rem 0}.post-body a{color:var(--cyan);font-weight:700;font-size:.9rem}
.badges{display:flex;gap:.55rem;flex-wrap:wrap;margin-top:1rem}.badge{border:1px solid rgba(24,216,255,.18);background:rgba(24,216,255,.06);padding:.45rem .65rem;border-radius:999px;font-size:.82rem;color:#c9f7ff}
.contact-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.contact-item{display:flex;gap:.8rem;align-items:center;padding:1rem;border:1px solid rgba(255,255,255,.08);border-radius:14px;background:rgba(255,255,255,.02)}.contact-item .icon{font-size:1.35rem}.contact-item small{display:block;color:var(--muted)}.contact-item strong{display:block;word-break:break-word}
.footer{border-top:1px solid var(--line);padding:2.2rem 0;color:var(--muted)}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:2rem}.footer-logo{display:flex;align-items:center;gap:.8rem}.footer-logo img{width:65px}.footer small{display:block;margin-top:.8rem}.footer-links{display:flex;flex-direction:column;align-items:flex-end;gap:.5rem}.footer-links a:hover{color:var(--cyan)}
.notice{padding:.8rem 1rem;border-radius:12px;border:1px solid var(--line);background:rgba(24,216,255,.05);color:#d8eff4}.hidden{display:none!important}.status{font-size:.78rem;padding:.3rem .55rem;border-radius:999px;display:inline-block}.status.demo{background:rgba(255,209,102,.1);color:var(--warning);border:1px solid rgba(255,209,102,.2)}
/* portals/admin */
.portal-shell{min-height:100vh;display:grid;place-items:center;padding:2rem}.portal-card{width:min(760px,94vw);background:linear-gradient(180deg,var(--panel),#071224);border:1px solid var(--line);border-radius:24px;padding:1.4rem;box-shadow:var(--shadow)}.portal-brand{display:flex;align-items:center;gap:.8rem;margin-bottom:1rem}.portal-brand img{width:64px}.portal-card h1{font-size:2rem;line-height:1.1}.portal-card p{color:var(--muted)}
.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{background:#050b18;border-right:1px solid var(--line);padding:1rem;position:sticky;top:0;height:100vh}.sidebar-brand{display:flex;gap:.6rem;align-items:center;margin-bottom:1.2rem}.sidebar-brand img{width:46px}.side-link{display:block;color:#b9c7d9;padding:.7rem .8rem;border-radius:10px;margin:.2rem 0}.side-link:hover,.side-link.active{background:rgba(24,216,255,.08);color:#fff}.admin-main{padding:1.5rem;background:linear-gradient(180deg,#071020,#040812)}.admin-top{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:1.5rem}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.stat{padding:1rem;border:1px solid rgba(255,255,255,.07);background:var(--panel);border-radius:16px}.stat strong{font-size:1.8rem;display:block}.table-wrap{overflow:auto;border:1px solid rgba(255,255,255,.08);border-radius:16px}.table{width:100%;border-collapse:collapse;min-width:720px}.table th,.table td{text-align:left;padding:.85rem;border-bottom:1px solid rgba(255,255,255,.06)}.table th{color:#a9bad0;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}.table td{color:#dbe6f4}
@media (max-width:980px){.hero-grid,.split{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.blog-grid,.partner-grid{grid-template-columns:repeat(2,1fr)}.contact-strip{grid-template-columns:1fr}.hero{padding-top:4.5rem}.hero-card{max-width:620px}.admin-shell{grid-template-columns:1fr}.sidebar{height:auto;position:relative;border-right:0;border-bottom:1px solid var(--line)}.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.menu-btn{display:block}.nav-links{display:none;position:absolute;top:72px;left:4vw;right:4vw;background:#061020;border:1px solid var(--line);border-radius:14px;padding:.7rem;box-shadow:var(--shadow)}.nav-links.open{display:flex;flex-direction:column;align-items:stretch}.nav-links a{border-radius:8px}.section{padding:3.7rem 0}.section-head{align-items:flex-start;flex-direction:column}.grid-3,.grid-4,.blog-grid,.partner-grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-links{align-items:flex-start}.hero h1{font-size:3rem}.brand-text strong{font-size:.77rem}.brand-text span{font-size:.62rem}.hero-badge{max-width:85%}}
@media (max-width:520px){.hero h1{font-size:2.55rem}.stat-grid{grid-template-columns:1fr}.hero-actions .btn{width:100%}.portal-actions .btn{width:100%}}

/* Partner links and academic code generator */
.partner-card{display:flex;flex-direction:column}.partner-card .partner{transition:transform .2s ease,border-color .2s ease}.partner-card a.partner:hover{transform:translateY(-3px);outline:1px solid rgba(24,216,255,.25)}.partner-label{display:flex;flex-direction:column;gap:.25rem;align-items:center}.partner-label strong{color:#eaf4ff}.partner-link{color:var(--cyan);font-size:.82rem;text-decoration:none}.partner-link:hover{text-decoration:underline}.partner-soon{display:inline-flex;padding:.25rem .55rem;border:1px solid rgba(255,209,102,.22);border-radius:999px;color:var(--warning);font-size:.76rem;background:rgba(255,209,102,.06)}.class-code-box{display:flex;flex-direction:column;justify-content:center;min-height:220px}.class-code-box #classCodeResult{font-size:clamp(2.1rem,5vw,4rem);letter-spacing:.08em;color:var(--cyan);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;margin:.35rem 0 .8rem}.notice code{color:var(--cyan);font-weight:800;letter-spacing:.06em}


/* Multi-page public site */
.page-hero{padding:4.6rem 0 1.2rem;position:relative;overflow:hidden;background:radial-gradient(circle at 82% 18%,rgba(0,119,255,.13),transparent 30%)}
.page-hero h1{font-size:clamp(2.8rem,6vw,5.6rem);margin:.55rem 0 1rem}.page-hero .lead{max-width:820px}.back-home{display:inline-flex;margin-bottom:1.2rem;color:var(--muted);font-size:.88rem}.back-home:hover{color:var(--cyan)}
.page-section{padding-top:2.6rem}.inner-page .section-head{margin-top:.3rem}.home-areas{padding-top:3.2rem}.area-card{position:relative;min-height:260px;display:flex;flex-direction:column;align-items:flex-start;transition:transform .2s ease,border-color .2s ease}.area-card:hover{transform:translateY(-5px);border-color:var(--line)}.area-number{position:absolute;right:1rem;top:1rem;font-size:.74rem;letter-spacing:.18em;color:#64809f;font-weight:800}.area-card h3{font-size:1.28rem}.area-link{margin-top:auto;padding-top:1rem;color:var(--cyan);font-weight:800;font-size:.88rem}
.partner img{background:transparent!important}.partner-card .partner{box-shadow:inset 0 0 28px rgba(24,216,255,.025)}
@media (max-width:980px){.area-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.area-grid{grid-template-columns:1fr}.page-hero{padding-top:3.5rem}.page-section{padding-top:1.8rem}}

/* Netlify Forms: honeypot anti-spam invisível para usuários, acessível ao parser */
.netlify-honeypot{position:absolute!important;overflow:hidden!important;clip:rect(0 0 0 0)!important;clip-path:inset(50%)!important;height:1px!important;width:1px!important;margin:-1px!important;padding:0!important;border:0!important;white-space:nowrap!important}

/* Admin Auth v5 */
[hidden]{display:none!important}
.status.success{background:rgba(100,230,179,.1);color:var(--success);border:1px solid rgba(100,230,179,.22)}
.admin-login-shell{min-height:100vh;display:grid;place-items:center;padding:2rem;background:radial-gradient(circle at 76% 18%,rgba(0,119,255,.18),transparent 30%),radial-gradient(circle at 20% 88%,rgba(24,216,255,.08),transparent 25%),linear-gradient(180deg,#050b19,#040812)}
.admin-login-card{width:min(520px,94vw);background:linear-gradient(180deg,rgba(11,23,48,.96),rgba(5,13,29,.98));border:1px solid var(--line);border-radius:26px;padding:1.6rem;box-shadow:0 28px 90px rgba(0,0,0,.46);position:relative;overflow:hidden}
.admin-login-card:before{content:"";position:absolute;width:240px;height:240px;border-radius:50%;right:-120px;top:-120px;background:radial-gradient(circle,rgba(24,216,255,.16),transparent 68%);pointer-events:none}
.admin-login-brand{display:flex;align-items:center;gap:.8rem;padding-bottom:1.2rem;border-bottom:1px solid rgba(255,255,255,.07);position:relative;z-index:1}.admin-login-brand img{width:66px;height:66px;object-fit:contain}.admin-login-brand strong{display:block;font-size:1rem;letter-spacing:.04em}.admin-login-heading{padding:1.6rem 0 .9rem}.admin-login-heading h1{font-size:clamp(2rem,7vw,3.15rem);margin:.4rem 0 .6rem;line-height:1}.admin-login-heading p{margin:0;color:var(--muted)}.auth-lock{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(24,216,255,.09);border:1px solid var(--line);font-size:1.25rem}.admin-login-form{display:grid;gap:.9rem}.admin-login-submit{width:100%;margin-top:.2rem}.auth-message{padding:.75rem .85rem;border-radius:11px;font-size:.86rem}.auth-message.error{background:rgba(255,107,122,.08);color:#ffc4cb;border:1px solid rgba(255,107,122,.24)}.auth-message.success{background:rgba(100,230,179,.08);color:#bff8df;border:1px solid rgba(100,230,179,.2)}.admin-login-security{display:flex;flex-direction:column;gap:.15rem;margin:1rem 0;padding:.85rem;border-radius:12px;background:rgba(255,255,255,.025);border:1px solid rgba(255,255,255,.07)}.admin-login-security strong{color:#eaf4ff;font-size:.85rem}.admin-login-security span{color:var(--muted);font-size:.76rem}.admin-login-security code,.admin-main code{color:var(--cyan)}
.admin-sidebar-actions{margin-top:1.5rem;display:grid;gap:.55rem}.admin-sidebar-actions .btn{width:100%}.admin-title{font-size:2.2rem;margin:.2rem 0}.admin-profile-chip{display:flex;align-items:center;gap:.7rem;padding:.6rem .75rem;border:1px solid rgba(255,255,255,.08);border-radius:14px;background:rgba(255,255,255,.025);max-width:360px}.admin-profile-chip span:not(.admin-profile-avatar){min-width:0}.admin-profile-chip strong,.admin-profile-chip small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-profile-chip small{color:var(--muted);font-size:.72rem}.admin-profile-avatar{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),var(--cyan2));color:#04101e;font-size:.8rem;font-weight:900}.admin-auth-notice{margin-bottom:.4rem}.admin-section{padding-bottom:1rem}.admin-section .section-head h2{font-size:2rem}
@media (max-width:760px){.admin-login-shell{padding:1rem}.admin-login-card{padding:1.2rem}.admin-top{align-items:flex-start;flex-direction:column}.admin-profile-chip{width:100%;max-width:none}}