:root {
  --bg: #f5f7fa;
  --card: #ffffff;
  --muted: #4b5563;
  --text: #111827;
  --accent: #2563eb;
  --accent-2: #7c3aed;
  --ring: rgba(37,99,235,.25);
}
[data-theme="dark"] {
  --bg: #0b0e13;
  --card: #121722;
  --muted: #9aa4b2;
  --text: #e6ebf2;
  --accent: #7dd3fc;
  --accent-2: #a78bfa;
  --ring: rgba(125,211,252,.25);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;transition:background .3s,color .3s}
a{color:var(--accent);text-decoration:none;transition:.2s}
a:hover{text-decoration:underline}
.container{max-width:min(1100px,92vw);margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:var(--card);border-bottom:1px solid #e5e7eb;z-index:50;backdrop-filter:saturate(150%) blur(6px)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{font-weight:700;font-size:1.1rem;display:flex;align-items:center;gap:8px}
.brand .logo{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:800;width:36px;height:36px;display:grid;place-items:center;border-radius:10px;box-shadow:0 6px 16px var(--ring)}
.nav ul{display:flex;list-style:none;gap:18px;margin:0;padding:0}
.nav a.nav-link{padding:6px 10px;border-radius:8px;color:var(--text);transition:.2s}
.nav a.nav-link.active,.nav a.nav-link:hover{background:rgba(37,99,235,0.1)}
.menu-toggle{display:none}
.theme-toggle{cursor:pointer;margin-left:10px}
@media(max-width:760px){
  .nav ul{display:none;flex-direction:column;position:absolute;right:20px;top:56px;background:var(--card);padding:10px;border:1px solid #ddd;border-radius:12px;box-shadow:0 12px 24px rgba(0,0,0,.08)}
  .nav ul.open{display:flex}
  .menu-toggle{display:block}
}
.hero{padding:clamp(40px,6vw,80px) 0;position:relative}
.hero::before{
  content:"";
  position:absolute;inset:-60px 0 auto 0;height:220px;z-index:-1;
  background:radial-gradient(1200px 220px at 40% -40%, rgba(37,99,235,.20), transparent),
             radial-gradient(900px 200px at 70% -50%, rgba(124,58,237,.18), transparent);
  filter: blur(10px);
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.hero h1{font-size:clamp(1.9rem,3.2vw,2.6rem);margin:0 0 10px}
.hero p{color:var(--muted);font-size:1.05rem;max-width:700px}
.hero-media{position:relative;display:grid;place-items:center}
.hero-media img{width:min(320px,70%);height:auto;filter:drop-shadow(0 14px 30px var(--ring))}
.hero-blob{position:absolute;inset:auto -10px -10px -10px;height:40%;background:linear-gradient(135deg,var(--accent),var(--accent-2));opacity:.15;filter:blur(28px);border-radius:40px}
.trust-badges{display:flex;gap:14px;flex-wrap:wrap;margin:16px 0 0;padding:0;list-style:none;color:var(--muted);font-size:.95rem}
.cta-row{margin-top:18px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;border:1px solid #e5e7eb;background:var(--card);color:var(--text);cursor:pointer;transition:transform .2s,box-shadow .2s}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border:none}
.btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.15)}
.section{padding:50px 0}
h2.section-title{font-size:1.5rem;margin:0 0 8px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:14px;padding:18px;box-shadow:0 4px 8px rgba(0,0,0,.04);transition:transform .2s,box-shadow .2s,opacity .6s}
.card:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(0,0,0,.12)}
.card.stat h3{margin:0 0 4px}.card.stat p{margin:0;color:var(--muted)}
/* Steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.step{background:var(--card);border:1px dashed #d1d5db;border-radius:14px;padding:16px}
.step h3{margin:6px 0 6px}
.step-num{width:28px;height:28px;border-radius:50%;display:inline-grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:700}
/* Testimonials */
.tcard{position:relative;padding-top:16px}
.tcard::before{content:"“";position:absolute;top:-8px;left:12px;font-size:42px;line-height:1;color:rgba(0,0,0,.10)}
.stars{display:flex;gap:4px;margin-bottom:8px;opacity:.9}
.author{display:block;margin-top:8px;color:var(--muted);font-size:.95rem}
/* Subjects */
.subject{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start}
.subject img{opacity:.9}
/* Footer */
.footer{margin-top:60px;padding:20px 0;border-top:1px solid #e5e7eb;font-size:.95rem;color:var(--muted)}
.contact-list{display:flex;gap:12px;flex-wrap:wrap}
.contact-pill{padding:6px 12px;border-radius:999px;background:#f3f4f6}
.small{font-size:.85rem;color:var(--muted)}
/* Modal */
.modal{position:fixed;top:0;left:0;width:100%;height:100%;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,0.5);padding:10px}
.modal-content{background:var(--card);padding:20px;border-radius:12px;max-width:420px;width:min(92vw,420px);text-align:center;box-shadow:0 12px 30px rgba(0,0,0,.25);border:1px solid #e5e7eb}
.modal-buttons{margin-top:15px;display:flex;gap:10px;justify-content:center}
.modal.show{display:flex}
/* FAQ */
.faq-item{border-bottom:1px solid #ddd;padding:10px 0;cursor:pointer}
.faq-answer{display:none;padding:5px 0;color:var(--muted)}
.faq-item.open .faq-answer{display:block}
/* Timeline */
.about-grid{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:center}
.about-photo{display:grid;place-items:center}
.timeline{list-style:none;padding:0;margin:0;border-left:2px solid #e5e7eb;padding-left:26px}
.timeline li{position:relative;margin:14px 0;padding-left:10px}
.timeline .dot{position:absolute;left:-16px;top:10px;width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 3px var(--ring)}
/* Animations */
.fade-in{opacity:0;transform:translateY(20px)}
.fade-in.visible{opacity:1;transform:translateY(0)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.about-grid{grid-template-columns:1fr}}

/* Fun vibe for stats + steps */
.card.stat, .step{
  border:2px solid transparent;
  background:
    linear-gradient(180deg, var(--card), var(--card)) padding-box,
    linear-gradient(135deg, var(--accent), var(--accent-2)) border-box;
  box-shadow: 0 8px 24px rgba(0,0,0,.20);
}
.card.stat{background-image:
    radial-gradient(120% 120% at 0% 0%, rgba(37,99,235,.10), transparent 40%),
    linear-gradient(180deg, var(--card), var(--card)),
    linear-gradient(135deg, var(--accent), var(--accent-2));
  background-origin: padding-box, padding-box, border-box;
  background-clip: padding-box, padding-box, border-box;
}
.step{border-style:solid;background-image:
    radial-gradient(120% 120% at 100% 0%, rgba(124,58,237,.12), transparent 35%),
    linear-gradient(180deg, var(--card), var(--card)),
    linear-gradient(135deg, var(--accent), var(--accent-2));
  background-origin: padding-box, padding-box, border-box;
  background-clip: padding-box, padding-box, border-box;
}
.card.stat:hover, .step:hover{transform:translateY(-4px) rotate(-.2deg)}
.step-num{width:26px;height:26px;box-shadow:0 4px 10px var(--ring)}


/* Center Subject cards */
.card.subject{display:flex;flex-direction:column;align-items:center;text-align:center}
.card.subject h3,.card.subject p{text-align:center}
.card.subject .subject-head,.card.subject .subject-body{width:100%}


/* Fun vibe for subject cards to match stat/step */
.card.subject{
  border:2px solid transparent;
  background:
    linear-gradient(180deg, var(--card), var(--card)) padding-box,
    linear-gradient(135deg, var(--accent), var(--accent-2)) border-box;
  box-shadow: 0 8px 24px rgba(0,0,0,.20);
}
.card.subject:hover{transform:translateY(-4px) rotate(-.2deg)}


/* One-line hero heading on wider screens + gradient text color */
.hero h1{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
@media(min-width:900px){
  .hero h1{white-space:nowrap}
}