*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --blue: #1a237e;
      --purple: #7c3aed;
      --purple-light: #9f6ef5;
      --grad: linear-gradient(90deg, #1a237e 0%, #7c3aed 100%);
      --grad-btn: linear-gradient(90deg, #6d28d9, #9f6ef5);
      --text: #1a1a2e;
      --muted: #555;
      --bg: #f5f6fa;
      --white: #fff;
      --card-bg: #fff;
      --shadow: 0 4px 24px rgba(0,0,0,0.07);
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: 'Poppins', sans-serif;
      color: var(--text);
      background: var(--white);
      overflow-x: hidden;
    }

    /* ── NAV ── */
    nav {
      background: var(--grad);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 40px;
      height: 64px;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-logo img {
      height: 40px;
      filter: brightness(0) invert(1);
    }

    .nav-links {
      display: flex;
      gap: 32px;
      list-style: none;
    }

    .nav-links a {
      color: #fff;
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      opacity: 0.92;
      transition: opacity .2s;
    }

    .nav-links a:hover { opacity: 1; }

    .nav-cta {
      background: #fff;
      color: var(--blue);
      border: none;
      border-radius: 30px;
      padding: 10px 22px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      align-items: center;
      gap: 8px;
      transition: transform .2s, box-shadow .2s;
      text-decoration: none;
    }

    .nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(0,0,0,.2); }

    .nav-cta .wa-icon {
      width: 20px;
      height: 20px;
      background: #25d366;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .nav-cta .wa-icon svg { width: 13px; height: 13px; fill: #fff; }

    /* hamburger */
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
    .hamburger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; }

    /* ── HERO ── */
    .hero {
      position: relative;
      min-height: 420px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .hero-bg {
      position: absolute;
      inset: 0;
      background: url() center/cover no-repeat;
      filter: brightness(0.45);
      z-index: 0;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: url('hero.jpg') center/cover;
      z-index: 1;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      padding: 70px 60px;
      max-width: 560px;
    }

    .hero-content h1 {
      font-size: clamp(26px, 4vw, 42px);
      font-weight: 800;
      color: #fff;
      line-height: 1.2;
      margin-bottom: 18px;
    }

    .hero-content h1 .accent { color: #a78bfa; }

    .hero-content p {
      color: rgba(255,255,255,0.85);
      font-size: 14px;
      line-height: 1.7;
      margin-bottom: 32px;
      max-width: 420px;
    }

    .btn-primary {
      background: var(--grad-btn);
      color: #fff;
      border: none;
      border-radius: 30px;
      padding: 14px 30px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      text-decoration: none;
      display: inline-block;
      transition: transform .2s, box-shadow .2s;
    }

    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(124,58,237,.4); }

    .hero-trust {
      color: rgba(255,255,255,0.6);
      font-size: 12px;
      margin-top: 14px;
    }

    /* ── SECTION SHARED ── */
    section { padding: 64px 40px; }

    .section-title {
      text-align: center;
      font-size: clamp(20px, 3vw, 28px);
      font-weight: 700;
      color: var(--blue);
      margin-bottom: 10px;
    }

    .section-line {
      width: 60px;
      height: 3px;
      background: var(--grad);
      margin: 0 auto 36px;
      border-radius: 2px;
    }

    /* ── ABOUT ── */
    .about { background: #fff; }

    .about p {
      text-align: center;
      max-width: 720px;
      margin: 0 auto;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
    }

    /* ── SERVICES ── */
    .services { background: var(--bg); }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      max-width: 960px;
      margin: 0 auto;
    }

    .service-card {
      background: var(--card-bg);
      border-radius: 14px;
      padding: 32px 20px 24px;
      text-align: center;
      box-shadow: var(--shadow);
      transition: transform .25s, box-shadow .25s;
    }

    .service-card:hover { transform: translateY(-4px); box-shadow: 0 10px 32px rgba(0,0,0,.1); }

    .service-card .icon {
      width: 64px;
      height: 64px;
      margin: 0 auto 16px;
    }

    .service-card .icon svg {
      width: 100%;
      height: 100%;
      fill: #3b4dc8;
    }

    .service-card p {
      font-size: 14px;
      font-weight: 600;
      color: #3b4dc8;
    }

    /* ── WHY CHOOSE ── */
    .why { background: #fff; }

    .why-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: center;
      max-width: 900px;
      margin: 0 auto;
    }

    .why-left h2 {
      font-size: clamp(20px, 2.5vw, 26px);
      font-weight: 700;
      color: var(--blue);
      margin-bottom: 10px;
    }

    .why-line {
      width: 50px;
      height: 3px;
      background: var(--grad);
      border-radius: 2px;
      margin-bottom: 28px;
    }

    .why-list { list-style: none; display: flex; flex-direction: column; gap: 16px; }

    .why-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 15px;
      color: var(--text);
    }

    .check-icon {
      width: 22px;
      height: 22px;
      flex-shrink: 0;
    }

    .check-icon svg { width: 22px; height: 22px; }

    .why-right img {
      width: 100%;
      border-radius: 16px;
      box-shadow: var(--shadow);
      object-fit: cover;
    }

    /* ── CURRICULUM ── */
    .curriculum { background: var(--bg); }

    .curriculum-logos {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
    }

    .curriculum-logos img {
      height: 64px;
      object-fit: contain;
      border-radius: 8px;
      transition: transform .2s;
    }

    .curriculum-logos img:hover { transform: scale(1.06); }

    /* ── CTA ── */
    .cta-band {
      background: var(--grad);
      padding: 56px 40px;
      text-align: center;
    }

    .cta-band h2 {
      color: #fff;
      font-size: clamp(20px, 3vw, 30px);
      font-weight: 700;
      margin-bottom: 24px;
    }

    .btn-wa {
      background: #fff;
      color: var(--blue);
      border: none;
      border-radius: 30px;
      padding: 13px 28px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
      transition: transform .2s, box-shadow .2s;
    }

    .btn-wa:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,.2); }

    .btn-wa .wa-dot {
      width: 22px;
      height: 22px;
      background: #25d366;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .btn-wa .wa-dot svg { width: 13px; height: 13px; fill: #fff; }

    /* ── FOOTER ── */
    footer {
      background: #fff;
      border-top: 1px solid #e8e8f0;
      padding: 24px 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 48px;
      flex-wrap: wrap;
    }

    .footer-item {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 13.5px;
      color: var(--muted);
    }

    .footer-item svg { width: 18px; height: 18px; flex-shrink: 0; }

    /* ── MOBILE NAV MENU ── */
    .mobile-menu {
      display: none;
      flex-direction: column;
      background: var(--blue);
      padding: 20px 30px;
      gap: 16px;
      position: absolute;
      top: 64px;
      left: 0; right: 0;
      z-index: 99;
      box-shadow: 0 8px 24px rgba(0,0,0,.2);
    }

    .mobile-menu.open { display: flex; }
    .mobile-menu a { color: #fff; text-decoration: none; font-size: 15px; font-weight: 500; }

    /* ── RESPONSIVE ── */
    @media (max-width: 900px) {
      .services-grid { grid-template-columns: repeat(2, 1fr); }
      .why-inner { grid-template-columns: 1fr; gap: 32px; }
    }

    @media (max-width: 640px) {
      nav { padding: 0 20px; }
      .nav-links, .nav-cta { display: none; }
      .hamburger { display: flex; }

      .hero-content { padding: 50px 24px; }
      section { padding: 48px 20px; }

      .services-grid { grid-template-columns: repeat(2, 1fr); }

      footer { flex-direction: column; gap: 18px; text-align: center; }
      footer .footer-item { justify-content: center; }

      .curriculum-logos img { height: 50px; }
    }