/* vUSAF Front Page Theme — Cinematic/Premium */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
:root{
    --bg:#080b10;--bg2:#131a24;--bg3:#1a2436;
    --white:#f8fafc;--gray:#94a3b8;--dark:#334155;
    --blue:#2563eb;--blue-light:#60a5fa;--blue-glow:rgba(37,99,235,0.2);
    --silver:#c0c8d4;
    --container-max:1140px;
    --radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:100px;
}
html{scroll-behavior:smooth;}
body{font-family:'Plus Jakarta Sans','Space Grotesk',sans-serif;background:var(--bg);color:var(--white);overflow-x:hidden;-webkit-font-smoothing:antialiased;line-height:1.6;font-size:16px;}
a{color:inherit;text-decoration:none;}

/* ===== UTILITIES ===== */
.container{max-width:var(--container-max);margin:0 auto;padding:0 32px;}
.section{padding:100px 32px;}
.section--sm{padding:60px 32px;}
.section--lg{padding:140px 32px;}

/* Typography */
.text-label{font-size:0.72rem;font-weight:600;letter-spacing:4px;text-transform:uppercase;color:var(--blue-light);margin-bottom:12px;}
.h1{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(3rem,7.5vw,5.5rem);font-weight:800;line-height:1.08;letter-spacing:-0.5px;margin-bottom:28px;}
.h2{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(1.6rem,3vw,2.6rem);font-weight:800;margin-bottom:16px;}
.h3{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.18rem;font-weight:700;margin-bottom:8px;}
.h4{font-size:0.88rem;font-weight:600;margin-bottom:4px;}
.text-body{font-size:1.08rem;color:var(--gray);line-height:1.85;max-width:560px;}
.text-sm{font-size:0.86rem;color:var(--gray);line-height:1.7;}
.text-xs{font-size:0.78rem;color:var(--dark);}
.text-gradient{display:block;background:linear-gradient(135deg,var(--white) 40%,var(--gray));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 36px;border-radius:var(--radius-full);font-weight:600;font-size:0.92rem;transition:0.25s;border:none;cursor:pointer;text-decoration:none;}
.btn svg{width:18px;height:18px;}
.btn--white{background:var(--white);color:var(--bg);font-weight:700;}
.btn--white:hover{background:var(--silver);box-shadow:0 8px 30px rgba(0,0,0,0.3);}
.btn--ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,0.12);}
.btn--ghost:hover{border-color:rgba(255,255,255,0.3);background:rgba(255,255,255,0.04);}
.btn--nav{padding:10px 24px;font-size:0.82rem;}
.btn--nav:hover{opacity:0.9;}
.btn--link{padding:13px 30px;font-size:0.85rem;background:transparent;border:1px solid rgba(255,255,255,0.12);color:var(--white);}
.btn--link:hover{border-color:var(--blue-light);color:var(--blue-light);background:rgba(37,99,235,0.05);}
.btn--link svg{width:16px;height:16px;}

/* Cards */
.card{background:var(--bg2);border:1px solid rgba(255,255,255,0.07);border-radius:var(--radius-md);padding:32px;transition:0.4s;}
.card:hover{background:var(--bg3);border-color:rgba(255,255,255,0.12);box-shadow:0 20px 60px rgba(0,0,0,0.3);}
.card--sm{padding:20px;border-radius:var(--radius-sm);}
.card--lg{padding:48px;border-radius:var(--radius-lg);}
.card--gradient{background:linear-gradient(135deg,var(--bg2),var(--bg3));border:1px solid rgba(255,255,255,0.08);}

/* Icons */
.icon{width:44px;height:44px;border-radius:var(--radius-sm);background:rgba(37,99,235,0.1);display:flex;align-items:center;justify-content:center;color:var(--blue-light);}
.icon svg{width:22px;height:22px;}

/* Grid */
.grid{display:grid;gap:12px;}
.grid--3{grid-template-columns:repeat(3,1fr);}
.grid--2{grid-template-columns:repeat(2,1fr);}

/* Flex */
.flex{display:flex;}
.flex--center{align-items:center;justify-content:center;}
.flex--between{align-items:center;justify-content:space-between;}
.flex--col{flex-direction:column;}
.flex--wrap{flex-wrap:wrap;}
.gap--sm{gap:8px;}
.gap--md{gap:16px;}
.gap--lg{gap:32px;}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:translateY(0);}}
@keyframes breathe{0%,100%{transform:translate(-50%,-50%) scale(1);}50%{transform:translate(-50%,-50%) scale(1.12);}}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.rv{opacity:0;transform:translateY(24px);transition:opacity 0.7s,transform 0.7s;}
.rv.vis{opacity:1;transform:none;}

/* ===== COMPONENTS ===== */

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 32px;transition:0.4s;}
.nav-bg{position:absolute;inset:0;background:rgba(8,11,16,0.92);border-bottom:1px solid rgba(255,255,255,0.04);opacity:0;transition:opacity 0.4s;}
.nav.scrolled .nav-bg{opacity:1;}
.nav-inner{max-width:var(--container-max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:80px;position:relative;z-index:2;}
.n-brand{display:flex;align-items:center;gap:14px;}
.n-brand svg,.n-brand img{width:40px;height:40px;object-fit:contain;mix-blend-mode:lighten;border-radius:50%;}
.n-brand-text{display:flex;flex-direction:column;line-height:1.1;}
.n-brand-name{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.3rem;font-weight:800;letter-spacing:2px;}
.n-brand-sub{font-size:0.62rem;color:var(--dark);letter-spacing:2px;text-transform:uppercase;font-weight:500;}
.n-links{display:flex;align-items:center;gap:32px;}
.n-links a{font-size:0.85rem;color:var(--gray);transition:color 0.2s;font-weight:500;}
.n-links a:hover{color:var(--white);}
.n-cta{background:var(--white)!important;color:var(--bg)!important;}
.mob-toggle{display:none;background:none;border:none;cursor:pointer;width:32px;height:32px;position:relative;}
.mob-toggle span{display:block;width:20px;height:1.5px;background:var(--white);position:absolute;left:6px;transition:0.3s;}
.mob-toggle span:nth-child(1){top:10px;}.mob-toggle span:nth-child(2){top:15px;}.mob-toggle span:nth-child(3){top:20px;}
.mob-toggle.on span:nth-child(1){top:15px;transform:rotate(45deg);}
.mob-toggle.on span:nth-child(2){opacity:0;}
.mob-toggle.on span:nth-child(3){top:15px;transform:rotate(-45deg);}

/* HERO */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:140px 32px 100px;overflow:hidden;}
.hero-photo{position:absolute;inset:0;background:url('https://www.vusaf.us/assets/hero_b1_ramp.jpg') center center/cover no-repeat;opacity:0.06;}
.hero-photo-fade{position:absolute;inset:0;z-index:1;background:linear-gradient(to bottom, var(--bg) 0%, transparent 30%, transparent 70%, var(--bg) 100%);}
.hero-glow{position:absolute;width:1000px;height:1000px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,0.12),rgba(37,99,235,0.04) 40%,transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);will-change:transform;animation:breathe 6s ease-in-out infinite;}
.hero-content{position:relative;z-index:2;max-width:800px;}
.hero-over{font-size:0.78rem;font-weight:600;letter-spacing:4px;text-transform:uppercase;color:var(--blue-light);margin-bottom:32px;opacity:0;animation:fadeIn 0.8s 0.2s forwards;}
.hero h1{opacity:0;animation:fadeIn 0.8s 0.35s forwards;}
.hero-p{margin:0 auto 44px;opacity:0;animation:fadeIn 0.8s 0.5s forwards;}
.hero-btns{opacity:0;animation:fadeIn 0.8s 0.65s forwards;}

/* MARQUEE */
.marquee{padding:48px 0;border-top:1px solid rgba(255,255,255,0.04);border-bottom:1px solid rgba(255,255,255,0.04);overflow:hidden;white-space:nowrap;}
.marquee-track{display:inline-flex;animation:scroll 20s linear infinite;}
.marquee-item{font-family:'Plus Jakarta Sans',sans-serif;font-size:0.82rem;font-weight:600;letter-spacing:4px;text-transform:uppercase;color:var(--dark);padding:0 40px;display:inline-flex;align-items:center;gap:16px;}
.marquee-item::after{content:'◆';font-size:0.4rem;color:var(--blue-light);opacity:0.5;}

/* BENTO GRID */
.bento-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:220px;gap:12px;}
.bento-head{text-align:center;margin-bottom:64px;}
.bento-title{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(1.8rem,3.5vw,2.8rem);font-weight:800;}
.bento-card{display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden;}
.bento-card .bento-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0.06;filter:grayscale(100%);transition:opacity 0.4s;}
.bento-card:hover .bento-bg{opacity:0.14;}
.bento-card.tall{grid-row:span 2;}
.bento-card.wide{grid-column:span 2;}
.bento-icon{margin-bottom:auto;}

/* AETC */
.aetc-inner{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;}
.aetc-right{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.aetc-step{text-align:center;}
.aetc-num{font-family:'Plus Jakarta Sans',sans-serif;font-size:2rem;font-weight:800;color:var(--blue-light);line-height:1;margin-bottom:6px;}

/* CTA */
.cta-box{text-align:center;position:relative;overflow:hidden;}
.cta-glow{position:absolute;width:600px;height:600px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,0.08),transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);}
.cta-box h2,.cta-box p{position:relative;}
.cta-box p{max-width:420px;margin:0 auto 36px;}

/* FOOTER */
.foot{padding:40px 32px;border-top:1px solid rgba(255,255,255,0.04);}
.foot-inner{max-width:var(--container-max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;}
.foot-brand{display:flex;align-items:center;gap:10px;}
.foot-brand svg,.foot-brand img{width:26px;height:26px;object-fit:contain;mix-blend-mode:lighten;border-radius:50%;}
.foot-brand span{font-family:'Plus Jakarta Sans',sans-serif;font-size:1rem;font-weight:800;letter-spacing:1px;}
.foot-links{display:flex;gap:24px;}
.foot-links a{font-size:0.8rem;color:var(--dark);transition:0.2s;font-weight:500;}
.foot-links a:hover{color:var(--gray);}
.foot-copy{width:100%;text-align:center;font-size:0.7rem;color:var(--dark);margin-top:20px;}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
    .container{padding:0 24px;}
    .section{padding:80px 24px;}
    .section--lg{padding:120px 24px 100px;}
}

@media(max-width:900px){
    .n-links{display:none;position:fixed;top:80px;left:0;right:0;bottom:0;background:rgba(11,15,20,0.97);flex-direction:column;padding:32px;gap:16px;backdrop-filter:blur(20px);}
    .n-links.open{display:flex;}
    .mob-toggle{display:block;}
    .bento-grid{grid-template-columns:1fr;grid-auto-rows:auto;}
    .bento-card.tall,.bento-card.wide{grid-row:span 1;grid-column:span 1;}
    .aetc-inner{grid-template-columns:1fr;}
    .aetc-right{margin-top:20px;}
    .card--lg{padding:48px 24px;}
    .hero{padding:120px 24px 80px;}
    .hero h1{font-size:clamp(2.5rem,8vw,4rem);}
}

@media(max-width:768px){
    .grid--3,.grid--2{grid-template-columns:1fr;}
    .bento-grid{grid-template-columns:1fr;}
    .flex--between{flex-direction:column;align-items:flex-start;gap:16px;}
    .hero-btns{flex-direction:column;align-items:stretch;}
    .btn{width:100%;justify-content:center;}
    .bento-card .bento-bg{opacity:0.1;filter:grayscale(90%);}
    .bento-card:hover .bento-bg{opacity:0.18;}
    .hero-photo{opacity:0.18;}
    .aetc-step p{font-size:0.8rem;color:var(--gray);}
    .aetc-step{background:var(--bg3);}
    .text-label{font-size:0.75rem;color:var(--blue-light);}
    .aetc-label{font-size:0.78rem;color:var(--blue);}
    .aetc-left h2{font-size:1.4rem;}
    .aetc-left p{font-size:0.95rem;}
}

@media(max-width:640px){
    .section{padding:60px 20px;}
    .section--lg{padding:100px 20px 80px;}
    .container{padding:0 20px;}
    .hero{padding:100px 20px 60px;}
    .marquee-item{padding:0 24px;}
    .foot-inner{flex-direction:column;align-items:center;text-align:center;}
    .foot-links{flex-direction:column;gap:12px;}
    .bento-card .bento-bg{opacity:0.11;filter:grayscale(85%);}
    .bento-card:hover .bento-bg{opacity:0.19;}
    .hero-photo{opacity:0.2;}
    .aetc-step p{font-size:0.81rem;color:var(--gray);}
    .aetc-step{background:var(--bg3);}
    .text-label{font-size:0.76rem;color:var(--blue-light);}
    .aetc-label{font-size:0.79rem;color:var(--blue);}
    .aetc-left h2{font-size:1.35rem;}
    .aetc-left p{font-size:0.94rem;}
}

@media(max-width:480px){
    .aetc-right{grid-template-columns:1fr;}
    .hero h1{font-size:clamp(2rem,10vw,3.5rem);}
    .hero-p{font-size:0.95rem;}
    .card{padding:24px;}
    .card--lg{padding:32px 20px;}
    .icon{width:36px;height:36px;}
    .icon svg{width:18px;height:18px;}
    .bento-card .bento-bg{opacity:0.12;filter:grayscale(80%);}
    .bento-card:hover .bento-bg{opacity:0.2;}
    .hero-photo{opacity:0.22;}
    .aetc-step p{font-size:0.82rem;color:var(--gray);}
    .aetc-step{background:var(--bg3);}
    .text-label{font-size:0.78rem;color:var(--blue-light);}
    .aetc-label{font-size:0.8rem;color:var(--blue);}
    .aetc-left h2{font-size:1.3rem;}
    .aetc-left p{font-size:0.93rem;}
}

@media(min-width:1200px){
    .hero h1{font-size:clamp(4rem,6vw,6.5rem);}
}

/* ===== REGISTER PAGE ===== */
.reg{position:relative;min-height:100vh;padding:140px 32px 100px;overflow:hidden;}
.reg-photo{position:absolute;inset:0;background:url('https://www.vusaf.us/assets/hero_b1_ramp.jpg') center center/cover no-repeat;opacity:0.05;}
.reg-photo-fade{position:absolute;inset:0;z-index:1;background:linear-gradient(to bottom, var(--bg) 0%, transparent 20%, transparent 80%, var(--bg) 100%);}
.reg-glow{position:absolute;width:900px;height:900px;border-radius:50%;background:radial-gradient(circle,rgba(37,99,235,0.08),rgba(37,99,235,0.02) 40%,transparent 70%);top:30%;left:50%;transform:translate(-50%,-50%);pointer-events:none;}
.reg-inner{position:relative;z-index:2;max-width:780px;}

.reg-head{text-align:center;margin-bottom:48px;}
.reg-title{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;line-height:1.1;letter-spacing:-0.5px;margin-bottom:20px;}
.reg-sub{margin:0 auto;}

.reg-alert{display:flex;align-items:center;gap:14px;padding:16px 22px;border-radius:var(--radius-sm);margin-bottom:24px;font-size:0.92rem;}
.reg-alert svg{width:20px;height:20px;flex-shrink:0;}
.reg-alert--error{background:rgba(239,68,68,0.08);border:1px solid rgba(239,68,68,0.25);color:#fca5a5;}

.reg-form{display:flex;flex-direction:column;gap:16px;}
.reg-section{padding:28px 32px;transition:none;}
.reg-section:hover{background:var(--bg2);border-color:rgba(255,255,255,0.07);box-shadow:none;}
.reg-section-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px;}
.reg-section-head h3{font-family:'Plus Jakarta Sans',sans-serif;font-size:1.05rem;font-weight:700;margin-bottom:4px;}
.reg-section-head p{margin:0;}

.reg-grid{display:grid;gap:16px;}
.reg-grid--2{grid-template-columns:1fr 1fr;}
.reg-grid--3{grid-template-columns:1fr 1fr 1fr;}

.reg-field{display:flex;flex-direction:column;margin-bottom:16px;}
.reg-field:last-child{margin-bottom:0;}
.reg-field label{font-size:0.78rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--gray);margin-bottom:8px;}
.reg-field .req{color:var(--blue-light);}

.reg-field input,
.reg-field select{
    width:100%;
    padding:13px 16px;
    background:rgba(8,11,16,0.6);
    border:1px solid rgba(255,255,255,0.08);
    border-radius:var(--radius-sm);
    color:var(--white);
    font-family:inherit;
    font-size:0.95rem;
    transition:0.25s;
    appearance:none;
    -webkit-appearance:none;
}
.reg-field input::placeholder{color:var(--dark);}
.reg-field input:hover,
.reg-field select:hover{border-color:rgba(255,255,255,0.15);}
.reg-field input:focus,
.reg-field select:focus{outline:none;border-color:var(--blue-light);background:rgba(8,11,16,0.85);box-shadow:0 0 0 4px var(--blue-glow);}

.reg-field select{
    background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'><polyline points='6 9 12 15 18 9'/></svg>");
    background-repeat:no-repeat;
    background-position:right 16px center;
    padding-right:42px;
    cursor:pointer;
}
.reg-field select option{background:var(--bg2);color:var(--white);}

.reg-check{display:flex;align-items:flex-start;gap:12px;padding:14px 0;cursor:pointer;font-size:0.88rem;color:var(--gray);line-height:1.55;border-bottom:1px solid rgba(255,255,255,0.04);}
.reg-check:last-child{border-bottom:none;padding-bottom:0;}
.reg-check:first-child{padding-top:0;}
.reg-check input[type="checkbox"]{
    appearance:none;-webkit-appearance:none;
    flex-shrink:0;width:20px;height:20px;
    border:1px solid rgba(255,255,255,0.18);
    border-radius:5px;
    background:rgba(8,11,16,0.6);
    cursor:pointer;margin-top:1px;
    transition:0.2s;position:relative;
}
.reg-check input[type="checkbox"]:hover{border-color:rgba(255,255,255,0.3);}
.reg-check input[type="checkbox"]:checked{background:var(--blue);border-color:var(--blue);}
.reg-check input[type="checkbox"]:checked::after{
    content:'';position:absolute;left:6px;top:2px;
    width:6px;height:11px;border:solid var(--white);
    border-width:0 2px 2px 0;transform:rotate(45deg);
}

.reg-inline-link{color:var(--blue-light);text-decoration:none;border-bottom:1px solid rgba(59,130,246,0.3);transition:0.2s;}
.reg-inline-link:hover{color:var(--white);border-bottom-color:var(--white);}

.reg-actions{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:24px;flex-wrap:wrap;}
.reg-foot-note{text-align:center;margin-top:24px;color:var(--gray);}

.reg-success{text-align:center;position:relative;overflow:hidden;}
.reg-success h2{font-family:'Plus Jakarta Sans',sans-serif;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;margin-bottom:12px;position:relative;}
.reg-success p{position:relative;}
.reg-success-icon{width:72px;height:72px;border-radius:50%;background:rgba(34,197,94,0.1);border:1px solid rgba(34,197,94,0.3);color:#4ade80;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;position:relative;}
.reg-success-icon svg{width:36px;height:36px;}
.reg-id-badge{display:inline-flex;flex-direction:column;align-items:center;gap:6px;padding:16px 32px;background:rgba(37,99,235,0.08);border:1px solid rgba(37,99,235,0.25);border-radius:var(--radius-md);margin-top:8px;position:relative;}
.reg-id-label{font-size:0.7rem;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--blue-light);}
.reg-id-value{font-family:'Plus Jakarta Sans',sans-serif;font-size:2.4rem;font-weight:800;letter-spacing:4px;color:var(--white);}

@media(max-width:768px){
    .reg{padding:120px 20px 80px;background:var(--bg2);}
    .reg-photo{opacity:0.25;}
    .reg-photo-fade{background:linear-gradient(to bottom, var(--bg) 0%, transparent 20%, transparent 70%, var(--bg) 100%);}
    .reg-head{text-shadow:0 2px 8px rgba(0,0,0,0.8);}
    .text-label{font-size:0.85rem;}
    .reg-section{padding:24px 22px;background:var(--bg3);border-color:rgba(255,255,255,0.12);}
    .reg-grid--2,.reg-grid--3{grid-template-columns:1fr;}
    .reg-actions{flex-direction:column-reverse;}
    .reg-actions .btn{width:100%;justify-content:center;}
}