:root{--bg:#f7fbff;--ink:#132238;--muted:#68758a;--brand:#2764f0;--brand2:#009e90;--accent:#f6b900;--soft:#eaf4ff;--card:#fff;--danger:#dc2626;--ok:#16a34a;--shadow:0 20px 60px rgba(21,45,80,.12);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}a{text-decoration:none;color:inherit}button,input,textarea,select{font:inherit}button{cursor:pointer;border:0}.hidden{display:none!important}.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:14px 5%;background:rgba(255,255,255,.85);backdrop-filter:blur(16px);box-shadow:0 10px 30px rgba(20,40,70,.06)}.brand{font-weight:900;font-size:1.25rem;display:flex;align-items:center;gap:10px}.brand span{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:var(--shadow)}.brand-logo img{display:block;width:clamp(145px,17vw,198px);height:auto}.brand-logo span{display:none}.hero-logo{display:block;width:min(380px,90%);height:auto;margin-bottom:18px;filter:drop-shadow(0 18px 28px rgba(39,100,240,.12))}nav{display:flex;align-items:center;gap:14px}.menu-btn{display:none;background:var(--soft);border-radius:12px;padding:10px 14px}.section{padding:84px 5%}.hero{min-height:86vh;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;overflow:hidden;background:radial-gradient(circle at 70% 30%,#ccfbf1 0,#f7fbff 35%,#eef2ff 100%)}.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;font-weight:800;color:var(--brand)}h1{font-size:clamp(2.2rem,6vw,5rem);line-height:1;margin:10px 0}h2{font-size:clamp(1.6rem,3vw,2.5rem);margin:0 0 14px}.lead{font-size:1.12rem;color:var(--muted);line-height:1.8;max-width:760px}p{line-height:1.75}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}.primary,.secondary,.ghost,.danger{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:16px;font-weight:800}.primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 15px 30px rgba(79,70,229,.25)}.secondary{background:#111827;color:#fff}.ghost{background:#eef6ff;color:#1e3a8a}.ghost.bright{background:white}.danger{background:#fee2e2;color:var(--danger)}.small{padding:10px 14px}.hero-card{position:relative;min-height:420px}.hero-orb{position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);width:260px;height:260px;border-radius:50%;display:grid;place-items:center;font-size:5rem;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--brand),#8b5cf6,var(--brand2));box-shadow:0 50px 100px rgba(79,70,229,.35);animation:float 4s ease-in-out infinite}.floating-card{position:absolute;padding:18px 24px;border-radius:20px;background:#fff;box-shadow:var(--shadow);font-weight:900}.card-one{top:40px;left:20px}.card-two{right:20px;top:150px}.card-three{left:80px;bottom:50px}@keyframes float{50%{transform:translate(-50%,-56%)}}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.info-card,.dash-card,.contact-card,.course-card{background:var(--card);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);border:1px solid rgba(79,70,229,.08)}.split{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.service-list{display:flex;flex-wrap:wrap;gap:14px}.service-list span,.pill{padding:12px 16px;border-radius:999px;background:#fff;box-shadow:var(--shadow);font-weight:800;color:#1e3a8a}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.course-card h3{margin:0 0 8px}.course-meta{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.tag{background:var(--soft);color:#1e3a8a;border-radius:999px;padding:6px 10px;font-size:.85rem;font-weight:800}.muted{color:var(--muted)}.contact{display:grid;grid-template-columns:1fr .8fr;gap:24px;background:#0f172a;color:#fff}.contact .muted,.contact p{color:#dbeafe}.modal-layer{position:fixed;inset:0;background:rgba(15,23,42,.7);display:grid;place-items:center;z-index:40;padding:18px}.modal{position:relative;width:min(520px,100%);background:#fff;border-radius:28px;padding:30px;box-shadow:0 30px 100px rgba(0,0,0,.35)}.close{position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:50%;background:#f1f5f9;font-size:24px}.modal-page{display:none}.modal-page.active{display:block}.stack{display:grid;gap:14px}.inline-form,.calendar-form,.message-form{display:flex;gap:10px;flex-wrap:wrap}input,textarea,select{width:100%;border:1px solid #dbe4f0;border-radius:16px;padding:13px 14px;background:#fff;color:var(--ink)}textarea{min-height:110px;resize:vertical}.toast{position:fixed;right:18px;bottom:18px;z-index:80;background:#111827;color:#fff;padding:14px 18px;border-radius:16px;box-shadow:var(--shadow);max-width:360px}.dashboard{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.dash-side{position:sticky;top:0;height:100vh;background:#0f172a;color:#fff;padding:22px;display:flex;flex-direction:column;gap:10px}.dash-side .brand{margin-bottom:18px}.tab{text-align:left;padding:13px 15px;border-radius:14px;background:transparent;color:#cbd5e1;font-weight:800}.tab.active,.tab:hover{background:rgba(255,255,255,.1);color:#fff}.dash-main{padding:28px;overflow:auto}.dash-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.dash-top h1{font-size:2.4rem}.panel{display:none}.panel.active{display:block}.notes-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin-top:18px}.note{background:#fff7ad;border-radius:18px;padding:16px;box-shadow:var(--shadow);min-height:110px}.note.done{opacity:.55;text-decoration:line-through}.stack-item{background:#f8fbff;border:1px solid #dbeafe;border-radius:18px;padding:14px}.messages{height:340px;overflow:auto;border:1px solid #dbeafe;border-radius:20px;padding:16px;background:#f8fbff;margin:14px 0}.msg{max-width:80%;padding:10px 13px;border-radius:16px;background:#fff;margin:8px 0;box-shadow:0 8px 20px rgba(0,0,0,.04)}.msg.mine{margin-left:auto;background:#dbeafe}.auth-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top,#dbeafe,#f7fbff)}.auth-box{width:min(520px,100%);background:#fff;padding:30px;border-radius:28px;box-shadow:var(--shadow)}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:12px;border-bottom:1px solid #e5e7eb;text-align:left;white-space:nowrap}.admin-body{background:#f8fbff}@media(max-width:900px){nav{position:absolute;top:72px;left:5%;right:5%;display:none;flex-direction:column;background:#fff;border-radius:24px;padding:18px;box-shadow:var(--shadow)}nav.open{display:flex}.menu-btn{display:block}.hero,.split,.contact,.grid-2,.grid-3{grid-template-columns:1fr}.course-grid{grid-template-columns:1fr}.dashboard{grid-template-columns:1fr}.dash-side{position:relative;height:auto}.section{padding:60px 5%}.hero-card{min-height:300px}.hero-orb{width:190px;height:190px;font-size:4rem}.floating-card{font-size:.85rem}.dash-main{padding:18px}}@media(max-width:560px){.hero-actions,.inline-form,.calendar-form,.message-form{flex-direction:column}.primary,.secondary,.ghost,.danger{width:100%}.section-head{align-items:start;flex-direction:column}.dash-top{align-items:start;flex-direction:column}.notes-list{grid-template-columns:1fr}}