:root{
  --navy:#063d7e;
  --navy-dark:#052f65;
  --blue:#086ad9;
  --blue-light:#eaf4ff;
  --orange:#ff7417;
  --ink:#092e62;
  --text:#25364c;
  --muted:#64748b;
  --line:#dbe5f1;
  --white:#fff;
  --shadow:0 18px 45px rgba(4,55,111,.12);
  --radius:20px;
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}
.container{width:min(calc(100% - 32px),var(--container));margin:auto}
.skip-link{position:fixed;left:16px;top:-80px;background:var(--navy);color:white;padding:10px 14px;border-radius:8px;z-index:999}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(219,229,241,.9)}
.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;min-width:0;padding:0;margin:0;line-height:0;font-size:0;overflow:visible;background:transparent;border:0;border-radius:0;box-shadow:none}
.logo img{display:block;width:220px;height:auto;max-height:none;object-fit:contain;object-position:left center;background:transparent;border:0;border-radius:0;box-shadow:none}
.menu{display:flex;gap:34px;align-items:center}.menu a{font-weight:700;color:#132743;position:relative}.menu a:hover,.menu a.active{color:var(--navy)}.menu a.active:after{content:"";position:absolute;left:0;right:0;bottom:-14px;height:3px;background:var(--orange);border-radius:9px}
.menu-toggle{display:none;background:none;border:0;padding:8px}.menu-toggle span{display:block;width:26px;height:2px;background:var(--navy);margin:5px 0}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:13px 20px;font-weight:800;color:white;cursor:pointer;transition:.2s transform,.2s box-shadow}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 25px rgba(4,55,111,.18)}
.btn-primary{background:linear-gradient(135deg,var(--navy),#07569f)}.btn-orange{background:linear-gradient(135deg,var(--orange),#ff8e30)}.btn-lg{padding:15px 24px}
.hero{position:relative;overflow:hidden;background:linear-gradient(100deg,#fff 0%,#fff 52%,#f1f7ff 100%);padding:60px 0 42px}.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(8,106,217,.08) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(90deg,transparent 0,#000 48%,#000 100%)}
.hero-grid{position:relative;display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:24px}.hero-copy{padding:28px 0}.kicker{display:block;color:var(--orange);font-weight:800;font-size:1.1rem;margin-bottom:10px}.hero h1{font-family:Montserrat,sans-serif;font-size:clamp(2.65rem,5.6vw,5.25rem);line-height:1.06;letter-spacing:-.045em;color:var(--ink);margin:0 0 20px}.hero h1 span{font-family:Manrope,sans-serif;font-weight:500;font-size:.72em}.hero h1 b{color:var(--blue)}.hero h1 em{color:var(--orange);font-style:normal;font-weight:700}.hero-copy>p{font-size:1.12rem;max-width:590px;margin:0 0 28px}
.hero-benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-width:590px;margin:24px 0 30px}.benefit{text-align:center;color:var(--ink)}.benefit .icon{display:block;font-size:1.8rem;filter:grayscale(1) sepia(1) hue-rotate(170deg) saturate(6)}.benefit strong,.benefit small{display:block}.benefit strong{font-size:.92rem}.benefit small{font-size:.85rem}
.hero-media{position:relative;align-self:stretch;display:flex;align-items:flex-end;justify-content:flex-end;overflow:visible}.hero-media img{display:block;width:100%;max-width:100%;height:auto;margin-left:auto;object-fit:contain;object-position:center bottom;border:0;border-radius:0;box-shadow:none}
.math-doodle{display:none}
.trust-strip{padding:24px 0 8px}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#f8fafc;border:1px solid #edf1f6;border-radius:18px;box-shadow:0 10px 26px rgba(5,61,126,.06)}.trust-grid>div{display:flex;align-items:center;justify-content:center;gap:14px;padding:20px;border-right:1px solid var(--line)}.trust-grid>div:last-child{border-right:0}.trust-grid span{font-size:2rem}.trust-grid p{margin:0;font-size:.92rem}.trust-grid strong{color:var(--ink)}
.subjects{padding:62px 0 70px}.section-title h2{font-family:Montserrat,sans-serif;color:var(--ink);font-size:2rem;margin:0}.section-title p{font-size:1.6rem;margin:0}.section-title span{color:var(--orange)}.center{text-align:center}
.subject-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;margin-top:34px}.subject-card{position:relative;display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:start;padding:26px 28px;border-radius:18px;border:1px solid #e4edf7;overflow:hidden}.math-card{background:linear-gradient(100deg,#eff7ff,#fff)}.physics-card{background:linear-gradient(100deg,#fff,#fafafa)}.subject-card h3{font-family:Montserrat,sans-serif;text-transform:uppercase;color:var(--ink);font-size:1.4rem;margin:6px 0 12px}.physics-card h3{color:var(--orange)}.subject-icon{width:86px;height:86px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#0a77e7,#0757aa);color:white;font-family:Georgia,serif;font-size:2.7rem;box-shadow:0 12px 25px rgba(8,106,217,.24)}.subject-icon.atom{background:linear-gradient(145deg,#ff8c22,#ee6200);font-size:3.2rem}.subject-card ul{list-style:none;margin:0;padding:0}.subject-card li{margin:8px 0;font-size:.96rem}.subject-card li:before{content:"✓";display:inline-grid;place-items:center;width:16px;height:16px;border-radius:50%;background:var(--blue);color:white;font-size:.65rem;margin-right:8px}.physics-card li:before{background:var(--orange)}.mini-chart{width:110px;height:105px;border-left:2px solid #a9bfd9;border-bottom:2px solid #a9bfd9;position:relative;margin-top:32px}.mini-chart:before{content:"";position:absolute;left:5px;bottom:8px;width:98px;height:70px;border-top:3px solid #8bb6e7;border-radius:100% 0 0 0;transform:skewY(-20deg)}.pulley{color:#9aa8b8;font-family:Georgia,serif;font-size:1.25rem;margin-top:55px;white-space:nowrap}
.experience{background:linear-gradient(120deg,var(--navy-dark),#07539c);color:white;padding:48px 0;position:relative;overflow:hidden}.experience:before{content:"∑   f(x)   E=mc²   Δ";position:absolute;inset:auto 0 -20px;font:700 7rem Georgia;color:rgba(255,255,255,.035);white-space:nowrap}.experience-grid{position:relative;display:grid;grid-template-columns:1.05fr 2fr;gap:50px;align-items:center}.experience-copy h2{font-family:Montserrat,sans-serif;font-size:2rem;line-height:1.3;margin:0 0 16px}.experience-copy h2 span,.experience-stats strong{color:var(--orange)}.experience-copy p{margin:0;color:#e4edf8}.experience-stats{display:grid;grid-template-columns:repeat(4,1fr)}.experience-stats>div{text-align:center;padding:10px 18px;border-left:1px solid rgba(255,255,255,.35)}.stat-icon{display:block;font-size:2rem}.experience-stats strong{display:block;font-size:2rem;font-family:Montserrat,sans-serif;line-height:1.1}.experience-stats small{display:block;margin-top:8px;line-height:1.35}
.help{padding:55px 0 65px}.help-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:28px}.help-grid article{border:1px solid var(--line);border-radius:14px;padding:24px 18px;text-align:center;box-shadow:0 9px 20px rgba(5,61,126,.04)}.help-grid article>span{font-size:2rem}.help-grid h3{color:var(--ink);font-size:1rem;margin:12px 0}.help-grid p{font-size:.88rem;margin:0}
.contact{background:linear-gradient(120deg,#063b79,#054f98);color:white;padding:48px 0}.contact-grid{display:grid;grid-template-columns:1.05fr .75fr 1.2fr;gap:42px;align-items:start}.contact h2{font-family:Montserrat,sans-serif;font-size:2.3rem;line-height:1.28;margin:0 0 22px}.contact h2 span{color:var(--orange)}.contact-cta p{margin:10px 0 0}.contact-data{border-left:1px solid rgba(255,255,255,.35);padding-left:34px}.contact-data h3,.lead-form h3{font-size:1.3rem;margin-top:0}.contact-data a{display:block;margin-bottom:20px;font-weight:700}.contact-data p:before{content:"✓";margin-right:8px}.lead-form{background:white;color:var(--text);padding:22px;border-radius:16px}.lead-form label{display:block;font-size:.83rem;font-weight:700;margin-bottom:10px}.lead-form input,.lead-form select,.lead-form textarea{display:block;width:100%;margin-top:4px;border:1px solid #dce5ef;border-radius:9px;padding:10px 12px;outline:none}.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(8,106,217,.12)}.lead-form .btn{width:100%;margin-top:4px}
footer{background:#052d60;color:#d9e5f4;border-top:1px solid rgba(255,255,255,.15)}.footer-inner{min-height:74px;display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:.86rem}.footer-inner p{margin:0}.footer-inner a{font-weight:700}
@media(max-width:980px){.header-cta{display:none}.hero-grid,.experience-grid,.contact-grid{grid-template-columns:1fr}.hero-media{order:-1;justify-content:center}.hero-media img{margin:auto;max-width:760px}.hero-copy{text-align:center}.hero-copy>p,.hero-benefits{margin-left:auto;margin-right:auto}.subject-grid{gap:24px}.help-grid{grid-template-columns:repeat(3,1fr)}.experience-stats{margin-top:8px}.contact-data{border-left:0;padding-left:0}.contact-grid{gap:28px}}
@media(max-width:760px){.nav-wrap{min-height:72px}.logo img{width:180px;height:auto}.menu-toggle{display:block;z-index:60}.menu{position:fixed;left:16px;right:16px;top:78px;display:none;flex-direction:column;align-items:stretch;gap:0;background:white;padding:12px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.menu.open{display:flex}.menu a{padding:13px}.menu a.active:after{display:none}.hero{padding-top:22px}.hero-grid{gap:20px}.hero h1{font-size:2.65rem}.hero-benefits{grid-template-columns:repeat(2,1fr)}.trust-grid{grid-template-columns:1fr 1fr}.trust-grid>div:nth-child(2){border-right:0}.trust-grid>div{border-bottom:1px solid var(--line)}.trust-grid>div:nth-child(3),.trust-grid>div:nth-child(4){border-bottom:0}.subject-grid{grid-template-columns:1fr}.subject-card{grid-template-columns:auto 1fr}.mini-chart,.pulley{display:none}.experience-stats{grid-template-columns:1fr 1fr;gap:18px}.experience-stats>div:nth-child(3){border-left:0}.help-grid{grid-template-columns:1fr 1fr}.footer-inner{flex-direction:column;text-align:center;padding:18px 0}}
@media(max-width:520px){.container{width:min(calc(100% - 22px),var(--container))}.hero h1{font-size:2.15rem}.hero h1 span{font-size:.78em}.hero-copy>p{font-size:1rem}.btn-lg{width:100%}.hero-media img{border-radius:0}.trust-grid{grid-template-columns:1fr}.trust-grid>div{border-right:0;border-bottom:1px solid var(--line)!important;justify-content:flex-start;padding-left:28px}.trust-grid>div:last-child{border-bottom:0!important}.subject-card{grid-template-columns:1fr;text-align:left}.subject-icon{width:72px;height:72px}.experience-stats{grid-template-columns:1fr}.experience-stats>div{border-left:0;border-top:1px solid rgba(255,255,255,.25)}.help-grid{grid-template-columns:1fr}.contact h2{font-size:1.85rem}}