@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;0,900;1,400&family=DM+Sans:wght@300;400;500;600;700&display=swap');
:root{--navy:#0a1628;--navy-2:#12233d;--navy-3:#1a3358;--gold:#c9962c;--gold-2:#e8b84b;--gold-3:#f7e8c0;--cream:#fdf8f0;--white:#fff;--g100:#f4f4f6;--g200:#e2e2ea;--g400:#9090aa;--g600:#5a5a7a;--green:#14a060;--green-l:#d2f5e8;--red:#c0392b;--red-l:#fde8e6;--r:12px;--r-lg:20px;--shadow:0 4px 24px rgba(10,22,40,0.1);--shadow-md:0 8px 40px rgba(10,22,40,0.16);--font-d:'Playfair Display',serif;--font-b:'DM Sans',sans-serif}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--white);color:var(--navy);line-height:1.6;overflow-x:hidden}

/* TOPBAR */
.topbar{background:var(--navy);padding:7px 1.5rem;font-size:.75rem}
.topbar-inner{max-width:1280px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.topbar span{color:rgba(255,255,255,.65)}
.topbar-links{display:flex;gap:1.2rem}
.topbar-links a{color:rgba(255,255,255,.45);text-decoration:none;transition:color .2s}
.topbar-links a:hover{color:var(--gold)}

/* NAVBAR */
.navbar{background:var(--white);border-bottom:1px solid var(--g200);position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(10,22,40,.06)}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 1.5rem;height:66px;display:flex;align-items:center;gap:2rem}
.nav-brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.nav-logo-mark{width:40px;height:40px;background:var(--navy);border-radius:11px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.nav-logo-mark::after{content:'';position:absolute;bottom:0;left:0;right:0;height:40%;background:var(--gold);opacity:.25}
.nlm-m{font-family:var(--font-d);font-weight:900;color:var(--gold);font-size:1.2rem;position:relative;z-index:1}
.nav-brand-text{display:flex;flex-direction:column}
.nbt-main{font-family:var(--font-d);font-size:1.1rem;font-weight:800;color:var(--navy);line-height:1.1}
.nbt-sub{font-size:.65rem;color:var(--g400);font-weight:500}
.nav-links{display:flex;gap:1.6rem;margin-left:auto}
.nav-links a{color:var(--g600);text-decoration:none;font-size:.87rem;font-weight:500;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--navy)}
.nav-cta{background:var(--navy);color:var(--white);border:none;padding:9px 22px;border-radius:9px;font-weight:700;font-size:.87rem;font-family:var(--font-b);cursor:pointer;transition:all .2s;white-space:nowrap}
.nav-cta:hover{background:var(--navy-3);transform:translateY(-1px)}
.nav-hamburger{display:none;background:none;border:1.5px solid var(--g200);border-radius:8px;padding:6px 10px;cursor:pointer;font-size:1rem;margin-left:auto}
.mobile-nav{display:none;flex-direction:column;gap:.5rem;padding:1rem 1.5rem;border-top:1px solid var(--g200)}
.mobile-nav.open{display:flex}
.mobile-nav a{color:var(--g600);text-decoration:none;font-size:.9rem;padding:.4rem 0}

/* HERO */
.hero-section{background:var(--navy);position:relative;overflow:hidden;padding:5rem 1.5rem 4rem}
.hero-bg-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(201,150,44,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(201,150,44,.06) 1px,transparent 1px);background-size:48px 48px}
.hero-bg-glow{position:absolute;top:-20%;right:-5%;width:700px;height:700px;border-radius:50%;background:radial-gradient(circle,rgba(201,150,44,.12) 0%,transparent 65%);pointer-events:none}
.hero-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1fr 480px;gap:4rem;align-items:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(201,150,44,.12);border:1px solid rgba(201,150,44,.25);color:var(--gold-2);padding:6px 16px;border-radius:30px;font-size:.77rem;font-weight:600;margin-bottom:1.3rem}
.hb-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);animation:blink 2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.4}}
.hero-h1{font-family:var(--font-d);font-size:3.6rem;font-weight:900;color:var(--white);line-height:1.05;margin-bottom:1.2rem}
.hero-h1 em{color:var(--gold);font-style:italic}
.h1-outline{-webkit-text-stroke:2px var(--gold-2);color:transparent}
.hero-p{color:rgba(255,255,255,.58);font-size:1rem;line-height:1.8;max-width:480px;margin-bottom:2rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2rem}
.btn-hero-primary{background:var(--gold);color:var(--navy);border:none;padding:14px 28px;border-radius:10px;font-weight:800;font-size:.95rem;font-family:var(--font-b);cursor:pointer;display:inline-flex;align-items:center;gap:9px;transition:all .25s}
.btn-hero-primary:hover{background:var(--gold-2);transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,150,44,.35)}
.btn-icon{width:28px;height:28px;background:rgba(10,22,40,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem}
.btn-hero-secondary{color:rgba(255,255,255,.75);text-decoration:none;padding:14px 24px;border-radius:10px;font-weight:600;font-size:.9rem;border:1px solid rgba(255,255,255,.18);transition:all .2s;display:inline-flex;align-items:center}
.btn-hero-secondary:hover{border-color:var(--gold);color:var(--gold)}
.hero-trust{display:flex;align-items:center;gap:12px;margin-bottom:2rem}
.trust-avatars{display:flex}
.ta{width:30px;height:30px;border-radius:50%;border:2px solid var(--navy);color:white;font-size:.72rem;font-weight:800;display:flex;align-items:center;justify-content:center;margin-left:-6px}
.ta:first-child{margin-left:0}
.trust-text{color:rgba(255,255,255,.55);font-size:.82rem}
.trust-text strong{color:rgba(255,255,255,.85)}
.hero-stats-row{display:flex;align-items:center;padding:1.2rem 1.4rem;background:rgba(255,255,255,.05);border-radius:var(--r);border:1px solid rgba(255,255,255,.08)}
.hstat{text-align:center;padding:0 1.4rem}
.hstat:first-child{padding-left:0}
.hstat-n{font-family:var(--font-d);font-size:1.5rem;font-weight:800;color:var(--gold-2)}
.hstat-l{color:rgba(255,255,255,.4);font-size:.72rem}
.hstat-divider{width:1px;height:36px;background:rgba(255,255,255,.1)}

/* Hero Visual */
.hero-visual{position:relative}
.hv-card-wrap{position:relative;padding:2rem 1rem 1rem}
.hv-float-score{position:absolute;top:0;right:10px;z-index:3;background:var(--white);border-radius:12px;padding:10px 14px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-md);animation:float1 4s ease-in-out infinite}
@keyframes float1{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.hfs-icon{font-size:1.4rem}
.hfs-title{font-size:.7rem;color:var(--g400);font-weight:600}
.hfs-val{font-weight:800;font-size:.9rem;color:var(--navy)}
.hv-mock-card{background:var(--white);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--g200);position:relative;z-index:2}
.hmc-header{background:var(--navy);padding:1rem 1.2rem;display:flex;justify-content:space-between;align-items:center}
.hmc-brand{font-family:var(--font-d);color:var(--gold);font-size:.85rem;font-weight:800}
.hmc-test{color:rgba(255,255,255,.5);font-size:.72rem;margin-top:1px}
.hmc-timer{background:var(--gold);color:var(--navy);padding:5px 12px;border-radius:7px;font-size:.8rem;font-weight:800}
.hmc-progress{padding:.8rem 1.2rem .4rem;display:flex;align-items:center;gap:10px}
.hmc-prog-bar{flex:1;height:5px;background:var(--g200);border-radius:3px;overflow:hidden}
.hmc-prog-fill{height:100%;background:var(--gold);border-radius:3px}
.hmc-progress span{font-size:.7rem;color:var(--g400);white-space:nowrap}
.hmc-q{padding:.5rem 1.2rem 1rem;font-size:.88rem;color:var(--navy);font-weight:500;line-height:1.5}
.hmc-opts{padding:0 1.2rem 1.2rem;display:flex;flex-direction:column;gap:.5rem}
.hmc-opt{padding:8px 12px;border:1.5px solid var(--g200);border-radius:9px;font-size:.8rem;color:var(--navy)}
.hmc-opt.hmc-sel{border-color:var(--gold);background:var(--gold-3);color:#6a4400;font-weight:600}
.hv-float-streak{position:absolute;bottom:10px;left:-10px;z-index:3;background:var(--navy);border-radius:12px;padding:9px 14px;display:flex;align-items:center;gap:9px;box-shadow:var(--shadow-md);color:white;animation:float2 4s ease-in-out infinite .5s}
@keyframes float2{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* CONTENT+SIDEBAR LAYOUT */
.content-with-sidebar{max-width:1280px;margin:0 auto;padding:0 1.5rem;display:grid;grid-template-columns:1fr 280px;gap:2rem;align-items:start}
.content-main{}

/* SECTIONS */
.section{padding:4rem 0}
.section-head{text-align:center;margin-bottom:2.5rem}
.section-tag{display:inline-block;background:var(--gold-3);color:var(--gold);padding:4px 14px;border-radius:20px;font-size:.72rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;margin-bottom:.7rem}
.section-title{font-family:var(--font-d);font-size:2rem;font-weight:900;color:var(--navy);margin-bottom:.5rem}
.section-sub{color:var(--g400);font-size:.9rem;max-width:520px;margin:0 auto}

/* SUBJECTS */
.subjects-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
.subject-tile{background:var(--white);border:1.5px solid var(--g200);border-radius:var(--r);padding:1.2rem 1rem;text-align:center;text-decoration:none;color:var(--navy);transition:all .22s;display:flex;flex-direction:column;align-items:center;gap:.4rem;position:relative}
.subject-tile:hover{border-color:var(--gold);box-shadow:var(--shadow);transform:translateY(-3px)}
.st-icon{font-size:1.6rem}
.st-name{font-weight:700;font-size:.88rem;line-height:1.2}
.st-meta{color:var(--g400);font-size:.72rem}
.st-arrow{position:absolute;right:10px;top:10px;color:var(--g200);font-size:.85rem;transition:all .2s}
.subject-tile:hover .st-arrow{color:var(--gold)}

/* FILTER BAR */
.filter-bar{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--g200)}
.filter-btn{background:var(--white);border:1.5px solid var(--g200);color:var(--g600);padding:7px 16px;border-radius:30px;font-size:.8rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:var(--font-b)}
.filter-btn:hover{border-color:var(--gold);color:var(--gold)}
.filter-btn.active{background:var(--navy);border-color:var(--navy);color:var(--white)}

/* TEST CARDS */
.tests-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.test-card{background:var(--white);border:1.5px solid var(--g200);border-radius:var(--r-lg);overflow:hidden;transition:all .22s;position:relative;display:flex;flex-direction:column}
.test-card:hover{box-shadow:var(--shadow-md);border-color:var(--gold);transform:translateY(-4px)}
.tc-ribbon{position:absolute;top:14px;right:-24px;background:var(--g600);color:white;font-size:.65rem;font-weight:800;padding:3px 32px;transform:rotate(45deg);letter-spacing:.5px}
.tc-ribbon-free{background:var(--green)}
.tc-head{background:var(--navy);padding:.9rem 1.2rem}
.tc-subject{background:rgba(201,150,44,.2);color:var(--gold-2);padding:3px 10px;border-radius:5px;font-size:.72rem;font-weight:700}
.tc-body{padding:1.2rem;flex:1}
.tc-title{font-family:var(--font-d);font-size:1rem;font-weight:800;color:var(--navy);margin-bottom:.4rem;line-height:1.3}
.tc-desc{color:var(--g400);font-size:.8rem;margin-bottom:1rem;line-height:1.5}
.tc-meta-row{display:flex;gap:.9rem;flex-wrap:wrap}
.tc-meta-item{font-size:.75rem;color:var(--g600)}
.tc-footer{padding:.9rem 1.2rem;border-top:1px solid var(--g200)}
.tc-btn{display:flex;justify-content:space-between;align-items:center;background:var(--navy);color:var(--white);padding:10px 16px;border-radius:9px;text-decoration:none;font-weight:700;font-size:.85rem;transition:all .2s;cursor:pointer;border:none;width:100%;font-family:var(--font-b)}
.tc-btn:hover{background:var(--gold);color:var(--navy)}
.empty-state{text-align:center;padding:3rem;color:var(--g400)}

/* HOW IT WORKS */
.steps-row{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:start}
.step{background:var(--white);border:1.5px solid var(--g200);border-radius:var(--r-lg);padding:1.5rem 1.2rem;text-align:center;transition:all .2s}
.step:hover{border-color:var(--gold);box-shadow:var(--shadow)}
.step-num{font-family:var(--font-d);font-size:.8rem;font-weight:900;color:var(--gold);letter-spacing:1px;margin-bottom:.5rem}
.step-icon{font-size:2rem;margin-bottom:.7rem}
.step-title{font-family:var(--font-d);font-size:1rem;font-weight:800;color:var(--navy);margin-bottom:.4rem}
.step-desc{color:var(--g400);font-size:.8rem;line-height:1.6}
.step-connector{display:flex;align-items:center;padding:0 .5rem;padding-top:3rem}
.step-connector::before{content:'→';color:var(--gold);font-size:1.2rem;font-weight:800}

/* CTA BAND */
.cta-band{background:linear-gradient(135deg,var(--navy) 0%,#1a3a6e 100%);padding:4rem 1.5rem;position:relative;overflow:hidden}
.cta-band::before{content:'';position:absolute;top:-50%;right:-10%;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(201,150,44,.12) 0%,transparent 70%)}
.cta-band-inner{max-width:600px;margin:0 auto;text-align:center;position:relative;z-index:1}
.cta-title{font-family:var(--font-d);font-size:2.2rem;font-weight:900;color:var(--white);margin-bottom:.7rem}
.cta-sub{color:rgba(255,255,255,.55);font-size:.95rem;margin-bottom:2rem}

/* NEWS SIDEBAR */
.news-sidebar{position:sticky;top:80px;padding:1.5rem 0;display:flex;flex-direction:column;gap:1.2rem}
.ns-header{display:flex;align-items:center;gap:8px;margin-bottom:.5rem}
.ns-icon{font-size:1.1rem}
.ns-title{font-family:var(--font-d);font-size:1rem;font-weight:800;color:var(--navy)}
.ns-list{list-style:none;border:1.5px solid var(--g200);border-radius:var(--r);overflow:hidden;background:var(--white)}
.ns-item{border-bottom:1px solid var(--g200)}
.ns-item:last-child{border-bottom:none}
.ns-link{display:flex;align-items:flex-start;gap:7px;padding:.75rem 1rem;text-decoration:none;color:var(--navy);transition:all .18s;font-size:.82rem;line-height:1.45}
.ns-link:hover{background:var(--gold-3)}
.ns-bullet{color:var(--gold);font-size:1rem;flex-shrink:0;font-weight:800}
.ns-item-title{flex:1}
.ns-ext{color:var(--g400);font-size:.7rem;flex-shrink:0;margin-left:4px}
.ns-empty{padding:1rem;color:var(--g400);font-size:.82rem;text-align:center}
.ns-all-link{display:block;text-align:center;color:var(--gold);font-size:.8rem;font-weight:700;text-decoration:none;padding:.5rem}
.ns-all-link:hover{text-decoration:underline}
.ns-cta-box{background:var(--navy);border-radius:var(--r);padding:1.2rem;text-align:center}
.ns-cta-title{font-family:var(--font-d);color:var(--gold);font-size:.95rem;font-weight:800;margin-bottom:.4rem}
.ns-cta-text{color:rgba(255,255,255,.55);font-size:.78rem;margin-bottom:1rem;line-height:1.5}
.ns-cta-btn{background:var(--gold);color:var(--navy);border:none;padding:9px 20px;border-radius:8px;font-weight:800;font-size:.82rem;cursor:pointer;font-family:var(--font-b);width:100%;transition:all .2s}
.ns-cta-btn:hover{background:var(--gold-2)}

/* FOOTER */
.site-footer{background:var(--navy);padding:1.8rem 1.5rem}
.footer-inner{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-name{font-family:var(--font-d);color:var(--white);font-size:1rem;font-weight:800}
.footer-tagline{color:rgba(255,255,255,.35);font-size:.7rem}
.footer-copy{color:rgba(255,255,255,.3);font-size:.75rem}

/* MODAL */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(10,22,40,.75);backdrop-filter:blur(5px);z-index:500;align-items:center;justify-content:center}
.modal-overlay.active{display:flex}
.modal-box{background:var(--white);border-radius:var(--r-lg);padding:2.2rem;width:100%;max-width:420px;margin:1rem;position:relative;animation:mIn .3s ease;box-shadow:0 20px 60px rgba(10,22,40,.3)}
@keyframes mIn{from{opacity:0;transform:scale(.92) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-x{position:absolute;top:1rem;right:1rem;background:var(--g100);border:none;width:30px;height:30px;border-radius:8px;cursor:pointer;font-size:.9rem;color:var(--g600)}
.modal-logo{display:flex;align-items:center;gap:10px;margin-bottom:1.5rem}
.modal-title{font-family:var(--font-d);font-size:1.5rem;font-weight:800;color:var(--navy);margin-bottom:.3rem}
.modal-sub{color:var(--g400);font-size:.83rem;margin-bottom:1.4rem}
.form-label{display:block;font-weight:700;font-size:.78rem;color:var(--navy);margin-bottom:.35rem;text-transform:uppercase;letter-spacing:.3px}
.mobile-row{display:flex;gap:8px;margin-bottom:.5rem}
.mob-prefix{background:var(--g100);border:1.5px solid var(--g200);border-radius:9px;padding:11px 14px;font-size:.88rem;font-weight:700;white-space:nowrap}
.form-input{width:100%;padding:11px 14px;border:1.5px solid var(--g200);border-radius:9px;font-size:.9rem;font-family:var(--font-b);color:var(--navy);background:var(--g100);outline:none;transition:border-color .2s}
.form-input:focus{border-color:var(--gold);background:var(--white)}
.otp-row{display:flex;gap:8px;margin-bottom:1.2rem}
.otp-box{flex:1;aspect-ratio:1;text-align:center;font-family:var(--font-d);font-size:1.5rem;font-weight:800;border:2px solid var(--g200);border-radius:10px;background:var(--g100);color:var(--navy);outline:none;transition:all .2s}
.otp-box:focus{border-color:var(--gold);background:var(--white)}
.modal-btn{width:100%;background:var(--navy);color:var(--white);border:none;padding:13px;border-radius:10px;font-weight:800;font-size:.95rem;font-family:var(--font-b);cursor:pointer;margin-top:1rem;transition:all .2s}
.modal-btn:hover{background:var(--navy-3)}
.modal-btn:disabled{opacity:.6;cursor:not-allowed}
.modal-footer-note{text-align:center;font-size:.72rem;color:var(--g400);margin-top:.8rem}
.form-alert{padding:10px 14px;border-radius:8px;font-size:.82rem;margin-bottom:.8rem}
.form-alert-err{background:var(--red-l);color:var(--red)}
.form-alert-ok{background:var(--green-l);color:var(--green)}
.otp-timer{text-align:center;margin-top:.8rem;font-size:.8rem;color:var(--g400)}
.resend-link{color:var(--gold);cursor:pointer;font-weight:700}
.modal-back{display:block;width:100%;background:none;border:none;color:var(--g400);font-size:.8rem;cursor:pointer;margin-top:.5rem;font-family:var(--font-b)}
.modal-back:hover{color:var(--navy)}

/* RESPONSIVE */
@media(max-width:1100px){.content-with-sidebar{grid-template-columns:1fr}.news-sidebar{position:static;padding:0 0 2rem}.subjects-grid{grid-template-columns:repeat(4,1fr)}.tests-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr}.hero-visual{display:none}.hero-h1{font-size:2.6rem}.steps-row{grid-template-columns:1fr 1fr;gap:1rem}.step-connector{display:none}.subjects-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.nav-links,.nav-cta{display:none}.nav-hamburger{display:block}.hero-h1{font-size:2rem}.hero-stats-row{flex-direction:column;gap:.8rem}.hstat-divider{width:40px;height:1px}.subjects-grid{grid-template-columns:repeat(2,1fr)}.tests-grid{grid-template-columns:1fr}.steps-row{grid-template-columns:1fr}}