*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",Tahoma,Arial,sans-serif;background:#f6f8fb;color:#1f2937;line-height:1.8}
.container{width:min(1180px,92%);margin:auto}
.top-header{background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:10}
.header-content{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:14px}
.logo{width:66px;height:66px;border-radius:20px;background:linear-gradient(135deg,#0f766e,#16a34a);color:white;display:grid;place-items:center;font-weight:900;box-shadow:0 10px 25px rgba(15,118,110,.25)}
.brand h1{margin:0;font-size:24px;color:#0f766e}
.brand p{margin:0;color:#6b7280;font-size:14px}
nav{display:flex;gap:10px;flex-wrap:wrap}
nav a{color:#374151;text-decoration:none;font-weight:700;padding:8px 10px;border-radius:10px}
nav a:hover{background:#ecfdf5;color:#0f766e}
.hero{padding:68px 0;background:radial-gradient(circle at top right,rgba(34,197,94,.18),transparent 30%),linear-gradient(135deg,#ecfdf5,#eff6ff)}
.hero-grid{display:grid;grid-template-columns:1.3fr .85fr;gap:30px;align-items:center}
.hero-text h2{font-size:42px;line-height:1.3;margin:0 0 18px;color:#064e3b}
.hero-text p{font-size:19px;color:#374151;margin-bottom:26px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{text-decoration:none;padding:12px 22px;border-radius:14px;font-weight:800;display:inline-block}
.primary{background:#0f766e;color:white}
.secondary{background:white;color:#0f766e;border:1px solid #99f6e4}
.hero-card,.info-card,.track-card,.notice{background:white;border:1px solid #e5e7eb;border-radius:24px;padding:26px;box-shadow:0 12px 28px rgba(15,23,42,.06)}
.hero-card h3,.info-card h3,.track-card h3{color:#0f766e;margin-top:0}
.section{padding:62px 0}
.section.light{background:#fff}
.section.dark{background:#0f172a;color:white}
.section-title{text-align:center;margin-bottom:34px}
.section-title h2{margin:0 0 8px;color:#0f766e;font-size:32px}
.section-title p{margin:0;color:#6b7280}
.grades-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.grade-card{background:white;text-decoration:none;color:#064e3b;border:1px solid #d1fae5;border-radius:22px;min-height:120px;display:grid;place-items:center;text-align:center;font-size:23px;font-weight:900;box-shadow:0 10px 22px rgba(15,23,42,.06);transition:.2s}
.grade-card small{display:block;font-size:13px;color:#64748b;margin-top:4px;font-weight:700}
.grade-card:hover{transform:translateY(-5px);box-shadow:0 18px 34px rgba(15,118,110,.16);background:#ecfdf5}
.tracks-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.track-card{min-height:220px}
.track-card .tag{display:inline-block;background:#ecfdf5;color:#0f766e;border:1px solid #99f6e4;border-radius:999px;padding:4px 12px;font-weight:800;margin-bottom:10px}
.track-links{display:grid;gap:10px;margin-top:18px}
.track-links a,.info-card a,.notice a{color:#0f766e;font-weight:800;text-decoration:none}
.track-links a:hover,.info-card a:hover,.notice a:hover{text-decoration:underline}
.content-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.notice{max-width:900px;margin:auto;border-right:6px solid #0f766e}
.notice p{margin:8px 0;font-weight:650}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
footer{text-align:center;background:#020617;color:#cbd5e1;padding:16px}
@media(max-width:960px){.header-content,.hero-grid,.footer-grid{display:grid;grid-template-columns:1fr}.grades-grid{grid-template-columns:repeat(2,1fr)}.tracks-grid,.content-grid{grid-template-columns:1fr}.hero-text h2{font-size:32px}nav{justify-content:center}}

/* Modern additions */
:root{
  --tamkeen:#0f766e;
  --tamkeen2:#16a34a;
  --ink:#0f172a;
  --soft:#f8fafc;
}
body{
  background:
    radial-gradient(circle at top right, rgba(15,118,110,.10), transparent 26%),
    radial-gradient(circle at bottom left, rgba(37,99,235,.08), transparent 28%),
    #f8fafc;
}
.top-header{
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,.88);
}
.modern-hero{
  padding: 72px 0;
  background: linear-gradient(135deg, #ecfdf5 0%, #eff6ff 52%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}
.modern-hero::before{
  content:"";
  position:absolute;
  width:420px;
  height:420px;
  border-radius:50%;
  background:rgba(20,184,166,.14);
  right:-120px;
  top:-160px;
}
.modern-hero::after{
  content:"";
  position:absolute;
  width:360px;
  height:360px;
  border-radius:50%;
  background:rgba(37,99,235,.10);
  left:-140px;
  bottom:-160px;
}
.modern-hero .container{position:relative;z-index:1}
.image-panel{
  background:rgba(255,255,255,.65);
  border:1px solid rgba(255,255,255,.9);
  border-radius:32px;
  padding:16px;
  box-shadow:0 25px 55px rgba(15,23,42,.10);
}
.image-panel img{
  width:100%;
  display:block;
  border-radius:24px;
}
.badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:18px 0 0;
}
.badge{
  background:#ffffff;
  border:1px solid #ccfbf1;
  color:#0f766e;
  padding:8px 14px;
  border-radius:999px;
  font-weight:800;
  box-shadow:0 8px 18px rgba(15,23,42,.05);
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:-35px;
  position:relative;
  z-index:2;
}
.stat-card{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:24px;
  padding:22px;
  text-align:center;
  box-shadow:0 18px 38px rgba(15,23,42,.08);
}
.stat-card strong{
  display:block;
  font-size:34px;
  color:#0f766e;
  line-height:1;
}
.stat-card span{
  color:#64748b;
  font-weight:700;
}
.visual-section{
  padding:62px 0;
}
.visual-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:center;
}
.feature-list{
  display:grid;
  gap:16px;
}
.feature-item{
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:22px;
  padding:18px 20px;
  box-shadow:0 12px 24px rgba(15,23,42,.05);
}
.feature-item h3{
  color:#0f766e;
  margin:0 0 6px;
}
.feature-item p{
  margin:0;
  color:#475569;
  font-weight:600;
}
.section-title h2{
  font-size:36px;
}
.grade-card{
  background:linear-gradient(180deg,#ffffff,#f8fafc);
}
.track-card,.info-card{
  transition:.2s;
}
.track-card:hover,.info-card:hover{
  transform:translateY(-4px);
  border-color:#99f6e4;
}
@media(max-width:960px){
  .stats-grid{grid-template-columns:repeat(2,1fr);margin-top:20px}
  .visual-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .stats-grid{grid-template-columns:1fr}
}