:root{
  --ctac-blue:#0d6efd;
  --ctac-blue-mid:#0b5ed7;
  --ctac-blue-dark:#084298;
  --ctac-blue-deep:#052c65;
  --ctac-gold:#c5a059;
  --ctac-text:#1f2937;
  --ctac-muted:#64748b;
  --ctac-soft:#f5f8fc;
  --ctac-border:#e3e9f2;
  --ctac-white:#fff;
  --ctac-footer:#071b3a;
  --ctac-shadow:0 12px 34px rgba(15,23,42,.08);
  --ctac-shadow-hover:0 18px 42px rgba(15,23,42,.13);
  --ctac-radius:15px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;overflow-x:hidden}
body{margin:0;color:var(--ctac-text);background:#fff;font-family:"Segoe UI",Tahoma,Arial,sans-serif;font-size:16px;line-height:1.65;overflow-x:hidden}
a{color:inherit}
a:hover{text-decoration:none}
img,video,iframe,svg{max-width:100%;height:auto;display:block}
button,input,textarea,select{font:inherit}
.site-container{width:min(1140px,calc(100% - 32px));margin:0 auto}

/* ========================= HEADER / TOP BAR ========================= */
.site-header{position:relative;z-index:1000}
.top-bar{background:linear-gradient(90deg,#063a8c 0%,#0d6efd 48%,#063a8c 100%);color:#fff;font-size:13px;border-bottom:1px solid rgba(255,255,255,.16)}
.top-bar-inner{min-height:36px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}
.top-note{justify-self:start;white-space:nowrap;font-weight:650;opacity:.96}
.top-links{display:contents}
.top-links a{color:#fff;text-decoration:none;font-weight:650;white-space:nowrap;transition:opacity .2s ease,transform .2s ease}
.top-links a:first-child{grid-column:2;text-align:center;font-size:14px;letter-spacing:.15px}
.top-links a:last-child{grid-column:3;justify-self:end}
.top-links a:hover{opacity:.82;transform:translateY(-1px)}
.main-navbar{position:sticky;top:0;background:rgba(255,255,255,.975);backdrop-filter:blur(10px);border-bottom:1px solid var(--ctac-border);box-shadow:0 5px 18px rgba(15,23,42,.065)}
.nav-inner{min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative}
.brand-text{text-decoration:none;display:block;line-height:1;min-width:0;white-space:nowrap}
.brand-text strong{font-size:19px;letter-spacing:-.3px;color:var(--ctac-blue-dark);position:relative;display:inline-block}
.brand-text strong::after{content:"";position:absolute;left:0;bottom:-7px;width:34%;height:3px;border-radius:99px;background:linear-gradient(90deg,var(--ctac-blue),var(--ctac-gold));transition:width .25s ease}
.brand-text:hover strong::after{width:75%}
.brand-text span{display:none}
.menu-toggle{display:none;border:1px solid #d7e0ed;background:#fff;width:40px;height:36px;border-radius:9px;padding:7px;cursor:pointer;box-shadow:0 3px 10px rgba(15,23,42,.05)}
.menu-toggle span{display:block;height:2px;background:var(--ctac-blue-dark);margin:4px auto;border-radius:5px;width:21px;transition:transform .2s ease,opacity .2s ease}
.nav-menu-wrap{display:flex;align-items:center;margin-left:auto}
.main-menu{margin:0;padding:0;list-style:none;display:flex;align-items:center;gap:3px}
.main-menu>li{position:relative}
.main-menu a,.dropdown-toggle{position:relative;display:inline-flex;align-items:center;gap:5px;border:0;background:none;text-decoration:none;color:#26364a;font:600 14px/1.2 inherit;padding:9px 10px;border-radius:9px;cursor:pointer;white-space:nowrap;transition:color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease}
.main-menu a::before,.dropdown-toggle::before{content:"";position:absolute;left:10px;right:10px;bottom:5px;height:2px;border-radius:999px;background:linear-gradient(90deg,var(--ctac-blue),var(--ctac-gold));transform:scaleX(0);transform-origin:center;transition:transform .23s ease}
.main-menu a:hover,.main-menu a.active,.dropdown-toggle:hover,.has-dropdown.is-open>.dropdown-toggle{color:var(--ctac-blue-dark);background:linear-gradient(180deg,#f7fbff,#eef5ff);box-shadow:inset 0 0 0 1px #deebfb}
.main-menu a:hover::before,.main-menu a.active::before,.dropdown-toggle:hover::before,.has-dropdown.is-open>.dropdown-toggle::before{transform:scaleX(1)}
.main-menu a:hover,.dropdown-toggle:hover{transform:translateY(-1px)}
.main-menu .exam-link{background:linear-gradient(135deg,var(--ctac-blue),var(--ctac-blue-dark));color:#fff;padding:9px 13px;border-radius:999px;box-shadow:0 6px 14px rgba(13,110,253,.20)}
.main-menu .exam-link::before{display:none}
.main-menu .exam-link:hover{background:linear-gradient(135deg,#095fe4,#063b87);color:#fff;transform:translateY(-1px);box-shadow:0 9px 19px rgba(13,110,253,.27)}
.dropdown-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:215px;padding:7px;margin:0;list-style:none;background:rgba(255,255,255,.98);border:1px solid var(--ctac-border);border-radius:12px;box-shadow:var(--ctac-shadow);display:none}
.has-dropdown.is-open>.dropdown-menu{display:block;animation:ctacDropdown .16s ease-out}
@keyframes ctacDropdown{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}
.dropdown-menu a{display:flex;width:100%;padding:9px 11px;border-radius:8px}
.dropdown-menu a::before{left:11px;right:11px}

/* ========================= HOMEPAGE HERO ========================= */
.hero{position:relative;isolation:isolate;overflow:hidden;color:#fff;background:linear-gradient(130deg,#073878 0%,#0d6efd 45%,#084298 100%);padding:52px 0 48px}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;pointer-events:none;z-index:-1;filter:blur(.2px)}
.hero::before{width:390px;height:390px;right:-150px;top:-185px;background:radial-gradient(circle,rgba(255,255,255,.16) 0%,rgba(255,255,255,.06) 40%,transparent 70%)}
.hero::after{width:330px;height:330px;left:-155px;bottom:-210px;background:radial-gradient(circle,rgba(197,160,89,.20) 0%,rgba(197,160,89,.07) 42%,transparent 72%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);align-items:center;gap:34px}
.eyebrow{display:none}
.hero h1{margin:0 0 14px;font-size:clamp(34px,4vw,53px);line-height:1.08;letter-spacing:-1.45px;max-width:760px}
.hero p{max-width:710px;font-size:17px;color:rgba(255,255,255,.92);margin:0}
.hero-list{list-style:none;padding:0;margin:0 0 4px;display:grid;gap:7px;max-width:720px}
.hero-list li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.93);font-size:16px}
.hero-list .list-mark{flex:0 0 22px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;margin-top:2px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);font-size:12px;font-weight:900}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:43px;padding:10px 18px;border-radius:10px;text-decoration:none;font-weight:750;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}
.button:hover{transform:translateY(-2px)}
.button-primary{background:#fff;color:var(--ctac-blue-dark);box-shadow:0 8px 18px rgba(0,0,0,.12)}
.button-primary:hover{background:#f8fbff;color:var(--ctac-blue-deep);box-shadow:0 11px 23px rgba(0,0,0,.16)}
.button-outline{border-color:rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.06)}
.button-outline:hover{background:rgba(255,255,255,.15)}
.hero-panel{background:rgba(255,255,255,.985);color:var(--ctac-text);border-radius:17px;padding:20px 22px;box-shadow:0 18px 42px rgba(2,24,66,.23);border:1px solid rgba(255,255,255,.55)}
.hero-panel h2{display:none}
.hero-panel ul{padding:0;margin:0;list-style:none}
.hero-panel li{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-top:1px solid var(--ctac-border);font-size:14px}
.hero-panel li:first-child{border-top:0}
.check{width:23px;height:23px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;background:linear-gradient(145deg,#e8f1ff,#f7fbff);color:var(--ctac-blue);font-weight:900;flex:0 0 23px;border:1px solid #d8e7fb}

/* ========================= COMMON SECTIONS ========================= */
.section{padding:66px 0}
.section-soft{background:linear-gradient(180deg,#f7faff 0%,#f3f7fc 100%)}
.section-heading{max-width:820px;margin:0 auto 30px;text-align:center}
.section-heading .kicker,.kicker{color:var(--ctac-blue);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.76rem}
.section-heading h2,.section-head h2{margin:7px 0 10px;font-size:clamp(1.8rem,3vw,2.45rem);line-height:1.2;letter-spacing:-.025em;color:var(--ctac-blue-deep)}
.section-heading p,.section-head p{margin:0;color:var(--ctac-muted)}
.rule{width:58px;height:3px;background:linear-gradient(90deg,var(--ctac-gold),var(--ctac-blue));border-radius:99px;margin:14px auto 0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stat{background:#fff;border:1px solid var(--ctac-border);border-radius:13px;padding:19px 17px;box-shadow:0 7px 23px rgba(15,23,42,.045);text-align:center;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.stat:hover{transform:translateY(-3px);box-shadow:var(--ctac-shadow);border-color:#cfe0fa}
.stat strong{display:block;font-size:27px;color:var(--ctac-blue-dark);line-height:1.1}
.stat span{display:block;margin-top:6px;color:var(--ctac-muted);font-size:13px}
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.clean-card,.why-card{background:#fff;border:1px solid var(--ctac-border);border-radius:var(--ctac-radius);padding:22px;box-shadow:0 8px 24px rgba(15,23,42,.045);height:100%;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.clean-card:hover,.why-card:hover{transform:translateY(-4px);box-shadow:var(--ctac-shadow-hover);border-color:#c8dcf7}
.clean-card h3,.why-card h3{margin:0 0 9px;color:var(--ctac-blue-deep);font-size:19px;line-height:1.25}
.clean-card p,.why-card p{margin:0;color:var(--ctac-muted);font-size:14px}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}
.tag{background:linear-gradient(180deg,#f1f6ff,#eaf2ff);border:1px solid #d9e8fb;color:var(--ctac-blue-dark);padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}
.card-link{display:inline-block;margin-top:9px;color:var(--ctac-blue);text-decoration:none;font-weight:800;font-size:14px;transition:transform .2s ease,color .2s ease}
.card-link:hover{color:var(--ctac-blue-dark);transform:translateX(3px)}
.why-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.icon-box{width:48px;height:48px;border-radius:12px;background:linear-gradient(145deg,#eaf3ff,#f7fbff);border:1px solid #d9e8fb;color:var(--ctac-blue-dark);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;margin-bottom:15px}
.cta-band{padding:50px 0;background:linear-gradient(135deg,#062d68,#0d6efd 60%,#0a4cae);color:#fff}
.cta-band-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}
.cta-band h2{margin:0 0 6px;font-size:31px}
.cta-band p{margin:0;color:rgba(255,255,255,.83)}

/* ========================= INTERNAL PAGES ========================= */
.page-hero{background:linear-gradient(135deg,#073878 0%,#0d6efd 58%,#084298 100%);color:#fff;padding:50px 0 42px;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-100px;top:-140px;background:rgba(255,255,255,.08)}
.page-hero h1{margin:0 0 7px;font-size:clamp(2rem,4vw,3.05rem);line-height:1.1}
.page-hero p{max-width:820px;margin:0;color:rgba(255,255,255,.91)}
.breadcrumbs{font-size:.85rem;margin-bottom:10px}.breadcrumbs a{color:#fff;text-decoration:underline}
.content-shell{padding:52px 0}
.content-intro{margin-bottom:25px}.notice{background:#f1f6ff;border-left:4px solid var(--ctac-blue);padding:12px 15px;border-radius:6px;color:#334155}
.section-head{text-align:left;margin-bottom:20px}.section-head-spaced{margin-top:30px}
.legacy-accordion{max-width:980px;margin:0 auto}
.course-block{border:1px solid var(--ctac-border);border-radius:9px;overflow:hidden;background:#fff;margin-bottom:12px;box-shadow:0 4px 14px rgba(15,23,42,.025)}
.course-block summary{list-style:none;cursor:pointer;padding:15px 18px;font-weight:800;display:flex;justify-content:space-between;gap:15px;transition:background .2s ease,color .2s ease}
.course-block summary::-webkit-details-marker{display:none}.course-block summary::after{content:'+';color:var(--ctac-blue);font-size:1.2rem;font-weight:900}.course-block[open] summary::after{content:'−'}.course-block summary:hover{background:#f6faff;color:var(--ctac-blue-dark)}
.course-body{border-top:1px solid var(--ctac-border);padding:18px;color:#344054;overflow-wrap:anywhere}.course-body p{margin-top:0}.course-body ul{padding-left:1.2rem}.course-body li{margin:3px 0}
.course-body a button,.course-body button{border:1px solid var(--ctac-blue);background:#fff;color:var(--ctac-blue);border-radius:7px;padding:7px 12px;font-weight:700;cursor:pointer;transition:.2s ease}.course-body a button:hover,.course-body button:hover{background:var(--ctac-blue);color:#fff}
.content-label{color:var(--ctac-blue);font-weight:800;margin:12px 0 4px}
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.resource-card{background:#fff;border:1px solid var(--ctac-border);border-radius:9px;padding:20px;height:100%;box-shadow:0 6px 18px rgba(15,23,42,.035);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.resource-card:hover{transform:translateY(-3px);box-shadow:var(--ctac-shadow);border-color:#c8dcf7}.resource-card h3{margin:0 0 8px;font-size:1.15rem;color:var(--ctac-blue-deep)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards>.card{background:#fff;border:1px solid var(--ctac-border);border-radius:9px;padding:21px;height:100%;box-shadow:0 6px 18px rgba(15,23,42,.035);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.cards>.card:hover{transform:translateY(-3px);box-shadow:var(--ctac-shadow);border-color:#c8dcf7}.cards>.card .icon{width:48px;height:48px;border-radius:13px;background:linear-gradient(145deg,#eaf3ff,#f7fbff);border:1px solid #d9e8fb;color:var(--ctac-blue);display:grid;place-items:center;font-weight:800;margin-bottom:13px}.cards>.card h3{font-size:1.15rem;margin:0 0 7px;color:var(--ctac-blue-deep)}.cards>.card p{color:var(--ctac-muted)}
.content-shell table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}.content-shell th,.content-shell td{padding:8px;border:1px solid var(--ctac-border)}

/* ========================= FOOTER ========================= */
.site-footer{background:var(--ctac-footer);color:#cbd5e1;margin-top:0;border-top:4px solid var(--ctac-gold)}
.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:34px;padding:46px 0 36px}
.footer-brand{font-size:20px;color:#fff;font-weight:800;margin-bottom:10px}
.footer-grid p{margin:0;color:#9fb0c9;font-size:14px;max-width:330px}
.footer-grid h2{font-size:14px;margin:0 0 13px;color:#fff;text-transform:uppercase;letter-spacing:.7px}
.footer-grid a{display:block;text-decoration:none;color:#b8c6da;font-size:14px;padding:4px 0;transition:color .2s ease,transform .2s ease}
.footer-grid a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:14px 0;color:#93a4bd;font-size:12px;text-align:center}
main,.section,.hero,.page-hero,.site-footer{max-width:100%;overflow-x:clip}
iframe{max-width:100%}

@media (max-width:1120px){
  .main-menu a,.dropdown-toggle{padding-inline:8px;font-size:13px}
  .main-menu .exam-link{padding-inline:11px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-grid{gap:28px}
}
@media (max-width:900px){
  .top-bar-inner{grid-template-columns:1fr;min-height:39px;gap:2px;text-align:center;padding:5px 0}
  .top-note,.top-links a:first-child,.top-links a:last-child{grid-column:auto;justify-self:center}
  .top-note{font-size:12px}
  .top-links{display:flex;justify-content:center;gap:15px;flex-wrap:wrap}
  .top-links a:first-child{font-size:14px}
  .nav-inner{min-height:58px}
  .menu-toggle{display:block;margin-left:auto}
  .nav-menu-wrap{display:none;position:absolute;left:0;right:0;top:calc(100% + 7px);background:rgba(255,255,255,.99);border:1px solid var(--ctac-border);border-radius:13px;box-shadow:var(--ctac-shadow);padding:7px}
  .nav-menu-wrap.is-open{display:block}
  .main-menu{display:flex;flex-direction:column;align-items:stretch;gap:2px}
  .main-menu>li{width:100%}
  .main-menu a,.dropdown-toggle{display:flex;width:100%;justify-content:space-between;padding:10px 12px;border-radius:9px;font-size:14px}
  .main-menu a::before,.dropdown-toggle::before{left:12px;right:12px;bottom:5px}
  .main-menu .exam-link{justify-content:center;margin-top:3px}
  .dropdown-menu{position:static;display:none;box-shadow:none;border:0;border-top:1px solid var(--ctac-border);border-radius:0;padding:4px 0 2px 8px}
  .has-dropdown.is-open>.dropdown-menu{display:block}
  .hero{padding:45px 0 42px}
  .hero-grid{grid-template-columns:1fr}
  .hero-panel{max-width:720px}
  .why-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .resource-grid,.cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band-inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:600px){
  .site-container{width:min(100% - 24px,1140px)}
  .top-note{font-size:11px}
  .top-links{gap:11px;font-size:12px}
  .brand-text strong{font-size:17px}
  .nav-inner{min-height:56px}
  .nav-menu-wrap{left:0;right:0}
  .hero{padding:40px 0 38px}
  .hero h1{font-size:35px;letter-spacing:-1px}
  .hero p,.hero-list li{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .button{width:100%}
  .section{padding:52px 0}
  .stats,.card-grid,.why-grid,.resource-grid,.cards{grid-template-columns:1fr}
  .stat{padding:17px}.clean-card,.why-card{padding:19px}
  .cta-band{padding:42px 0}.cta-band h2{font-size:28px}
  .page-hero{padding:42px 0 36px}.content-shell{padding:40px 0}
  .course-block summary{padding:14px}.course-body{padding:15px}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 32px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}