:root{
    --navy:#0F1115;
    --panel:#1B1E25;
    --slate:#283241;
    --paper:#F4F6F9;
    --accent:#E07A3F;
    --accent-soft:#f2a066;
    --muted:#9aa3b2;
    --border:rgba(244,246,249,0.08);
    --maxw:1180px;
    color-scheme: dark;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--navy);
    color:var(--paper);
    font-family:'Inter',system-ui,-apple-system,sans-serif;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3,.brand-wordmark{font-family:'Poppins',sans-serif;font-weight:700;margin:0;letter-spacing:-0.01em;}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
  .eyebrow{
    font-family:'Inter',sans-serif;
    font-weight:600;
    font-size:0.78rem;
    letter-spacing:0.16em;
    text-transform:uppercase;
    color:var(--accent);
  }
  .accent{color:var(--accent);}
  section{position:relative;}

  /* ---------- Reveal on scroll ---------- */
  .reveal{opacity:0;transform:translateY(22px);transition:opacity 0.7s ease,transform 0.7s ease;}
  .reveal.in{opacity:1;transform:translateY(0);}
  .reveal-delay-1{transition-delay:0.08s;}
  .reveal-delay-2{transition-delay:0.16s;}
  .reveal-delay-3{transition-delay:0.24s;}

  /* ---------- Header ---------- */
  header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(15,17,21,0.72);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid transparent;
    transition:border-color 0.3s ease, background 0.3s ease;
  }
  header.scrolled{border-bottom-color:var(--border);background:rgba(15,17,21,0.92);}
  .nav-inner{
    max-width:var(--maxw);margin:0 auto;padding:16px 24px;
    display:flex;align-items:center;justify-content:space-between;
  }
  .brand{display:flex;align-items:center;gap:10px;}
  .brand-mark{
    width:38px;height:38px;border-radius:10px;
    background:linear-gradient(155deg,var(--slate),var(--panel));
    border:1px solid var(--border);
    display:flex;align-items:center;justify-content:center;
    color:var(--accent);font-family:'Poppins',sans-serif;font-weight:700;font-size:0.9rem;
    flex:none;
  }
  .brand-text{line-height:1.15;}
  .brand-text .name{font-family:'Poppins',sans-serif;font-weight:700;font-size:0.98rem;color:var(--paper);}
  .brand-text .sub{font-size:0.62rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--muted);}
  nav.primary-nav{display:flex;align-items:center;gap:34px;}
  .nav-links{display:flex;gap:30px;list-style:none;margin:0;padding:0;}
  .nav-links a{
    font-size:0.92rem;font-weight:500;color:var(--paper);opacity:0.85;
    position:relative;padding:4px 0;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
    background:var(--accent);transition:width 0.25s ease;
  }
  .nav-links a:hover{opacity:1;}
  .nav-links a:hover::after{width:100%;}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:12px 22px;border-radius:9px;
    font-weight:600;font-size:0.92rem;
    border:1px solid transparent;cursor:pointer;
    transition:transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    white-space:nowrap;
  }
  .btn-primary{background:var(--accent);color:#1a0e04;}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(224,122,63,0.55);background:var(--accent-soft);}
  .btn-ghost{background:transparent;border-color:var(--border);color:var(--paper);}
  .btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
  .btn-small{padding:9px 16px;font-size:0.85rem;}
  .btn svg{width:15px;height:15px;flex:none;}

  .menu-toggle{
    display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;
  }
  .menu-toggle span{width:22px;height:2px;background:var(--paper);border-radius:2px;transition:transform 0.25s ease, opacity 0.25s ease;}
  .menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .menu-toggle.open span:nth-child(2){opacity:0;}
  .menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

  .mobile-panel{
    display:none;position:fixed;inset:0;top:70px;z-index:99;
    background:rgba(15,17,21,0.98);
    padding:12px 24px 32px;
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:transform 0.25s ease, opacity 0.25s ease;
  }
  .mobile-panel.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;}
  .mobile-panel a{display:block;padding:16px 4px;font-size:1.1rem;font-weight:500;border-bottom:1px solid var(--border);}
  .mobile-panel .btn{margin-top:20px;width:100%;justify-content:center;}

  /* ---------- Hero ---------- */
  .hero{
    padding:158px 0 96px;
    position:relative;
    overflow:hidden;
  }
  .hero-bg{
    position:absolute;inset:0;z-index:-2;
  }
  .hero-bg img{width:100%;height:100%;object-fit:cover;}
  .hero-bg::after{
    content:"";position:absolute;inset:0;
    background:
      linear-gradient(100deg, rgba(15,17,21,0.97) 24%, rgba(15,17,21,0.86) 46%, rgba(15,17,21,0.55) 100%),
      linear-gradient(0deg, rgba(15,17,21,1) 0%, rgba(15,17,21,0.2) 40%);
  }
  .hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:40px;align-items:center;}
  .hero h1{font-size:clamp(2.5rem,5.4vw,4.1rem);line-height:1.06;margin:14px 0 20px;}
  .hero p.lede{font-size:1.14rem;color:#cfd5e0;max-width:520px;margin:0 0 32px;}
  .hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
  .hero-instruments{display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:0.88rem;font-weight:500;}
  .hero-instruments span{display:flex;align-items:center;gap:8px;}
  .hero-instruments svg{width:18px;height:18px;color:var(--accent);}
  .hero-portrait{
    position:relative;justify-self:end;
    max-width:380px;width:100%;
  }
  .hero-portrait .frame{
    border-radius:18px;overflow:hidden;border:1px solid var(--border);
    box-shadow:0 30px 70px -20px rgba(0,0,0,0.6);
  }
  .hero-portrait .frame img{aspect-ratio:4/5;object-fit:cover;object-position:top center;}
  .hero-badge{
    position:absolute;left:-18px;bottom:-18px;
    background:var(--panel);border:1px solid var(--border);
    border-radius:14px;padding:14px 18px;
    box-shadow:0 20px 40px -16px rgba(0,0,0,0.55);
    display:flex;align-items:center;gap:12px;
  }
  .hero-badge .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:none;}
  .hero-badge strong{display:block;font-size:0.92rem;font-family:'Poppins',sans-serif;}
  .hero-badge span{font-size:0.76rem;color:var(--muted);}

  /* ---------- Section shells ---------- */
  .section{padding:96px 0;}
  .section-alt{background:var(--panel);}
  .section-head{max-width:640px;margin:0 0 52px;}
  .section-head h2{font-size:clamp(1.9rem,3.4vw,2.6rem);margin:12px 0 14px;}
  .section-head p{color:var(--muted);font-size:1.02rem;}
  .section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

  /* ---------- Lessons ---------- */
  .lesson-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
  .online-note{
    margin-top:34px;padding:18px 24px;border-radius:12px;
    background:var(--panel);border:1px solid var(--border);
    display:flex;align-items:center;gap:14px;font-size:0.94rem;color:#cfd5e0;
  }
  .online-note svg{width:22px;height:22px;color:var(--accent);flex:none;}
  .lesson-card{
    background:var(--panel);border:1px solid var(--border);border-radius:16px;
    padding:32px 28px;transition:transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  }
  .lesson-card:hover{transform:translateY(-6px);border-color:rgba(224,122,63,0.4);box-shadow:0 24px 48px -24px rgba(0,0,0,0.6);}
  .lesson-icon{
    width:52px;height:52px;border-radius:12px;
    background:rgba(224,122,63,0.12);border:1px solid rgba(224,122,63,0.3);
    display:flex;align-items:center;justify-content:center;margin-bottom:22px;
  }
  .lesson-icon svg{width:26px;height:26px;color:var(--accent);}
  .lesson-card h3{font-size:1.28rem;margin-bottom:10px;}
  .lesson-card p{color:var(--muted);font-size:0.96rem;margin:0 0 18px;}
  .lesson-card .tag{
    display:inline-block;font-size:0.74rem;letter-spacing:0.08em;text-transform:uppercase;
    color:var(--accent);font-weight:600;
  }

  /* ---------- About ---------- */
  .about-grid{display:grid;grid-template-columns:1fr;gap:36px;align-items:start;}
  .about-photo{position:relative;}
  .about-photo .frame{
    border-radius:16px;overflow:hidden;border:1px solid var(--border);
    box-shadow:0 30px 60px -24px rgba(0,0,0,0.6);
    background:var(--navy);
  }
  .about-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center 42%;}
  .about-photo .cap{margin-top:10px;font-size:0.8rem;color:var(--muted);}
  .about-copy{max-width:760px;}
  .about-copy h2{font-size:clamp(1.9rem,3.2vw,2.5rem);margin:10px 0 20px;}
  .about-copy p{color:#cfd5e0;font-size:1.02rem;margin:0 0 18px;}
  .about-copy p:last-of-type{margin-bottom:28px;}
  .about-stats{display:flex;gap:36px;flex-wrap:wrap;margin-top:8px;}
  .about-stats div strong{display:block;font-family:'Poppins',sans-serif;font-size:1.6rem;color:var(--accent);}
  .about-stats div span{font-size:0.82rem;color:var(--muted);}

  /* ---------- Credentials ---------- */
  .cred-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  .cred-card{
    background:var(--slate);border:1px solid var(--border);border-radius:14px;
    padding:22px 20px;display:flex;flex-direction:column;gap:10px;
    transition:transform 0.3s ease, border-color 0.3s ease;
  }
  .cred-card:hover{transform:translateY(-4px);border-color:rgba(224,122,63,0.4);}
  .cred-card svg{width:24px;height:24px;color:var(--accent);}
  .cred-card strong{font-family:'Poppins',sans-serif;font-size:0.98rem;line-height:1.3;}
  .cred-card span{font-size:0.8rem;color:var(--muted);}
  .cred-note{margin-top:28px;font-size:0.86rem;color:var(--muted);}

  /* ---------- Testimonials ---------- */
  .testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .testi-card{
    background:var(--navy);border:1px solid var(--border);border-radius:16px;
    padding:30px 26px;display:flex;flex-direction:column;gap:16px;
    transition:transform 0.3s ease, border-color 0.3s ease;
  }
  .testi-card:hover{transform:translateY(-5px);border-color:rgba(224,122,63,0.35);}
  .testi-mark{font-family:'Caveat',cursive;font-size:2.6rem;color:var(--accent);line-height:0.6;height:0.6em;}
  .testi-stars{color:var(--accent);font-size:0.85rem;letter-spacing:2px;}
  .testi-quote{font-size:1.04rem;color:#e8ebf1;flex:1;}
  .testi-source{font-size:0.85rem;color:var(--muted);font-weight:500;padding-top:8px;border-top:1px solid var(--border);}

  /* ---------- Contact ---------- */
  .contact-panel{
    background:linear-gradient(135deg,var(--panel),var(--slate));
    border:1px solid var(--border);border-radius:22px;
    padding:64px 56px;
    display:grid;grid-template-columns:1.2fr 0.8fr;gap:40px;align-items:center;
  }
  .contact-panel h2{font-size:clamp(1.8rem,3vw,2.35rem);margin:10px 0 16px;}
  .contact-panel p{color:#cfd5e0;max-width:460px;}
  .contact-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
  .contact-email{
    display:flex;align-items:center;gap:10px;color:var(--paper);font-weight:500;font-size:1.02rem;
    padding:14px 18px;border:1px solid var(--border);border-radius:10px;width:100%;
    transition:border-color 0.2s ease;
  }
  .contact-email:hover{border-color:var(--accent);}
  .contact-email svg{width:18px;height:18px;color:var(--accent);flex:none;}
  .contact-note{font-size:0.82rem;color:var(--muted);}

  /* ---------- Footer ---------- */
  footer{border-top:1px solid var(--border);padding:44px 0 30px;}
  .footer-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px;margin-bottom:28px;}
  .footer-social{display:flex;gap:12px;}
  .footer-social a{
    width:38px;height:38px;border-radius:50%;border:1px solid var(--border);
    display:flex;align-items:center;justify-content:center;color:var(--muted);
    transition:border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
  }
  .footer-social a:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-3px);}
  .footer-social svg{width:16px;height:16px;}
  .footer-bottom{
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
    font-size:0.82rem;color:var(--muted);padding-top:22px;border-top:1px solid var(--border);
  }

  /* ---------- Responsive ---------- */
  @media (max-width:920px){
    .primary-nav .nav-links{display:none;}
    .menu-toggle{display:flex;}
    .mobile-panel{display:block;}
    .hero{padding:128px 0 70px;}
    .hero-grid{grid-template-columns:1fr;}
    .hero-portrait{justify-self:center;max-width:300px;margin-top:20px;}
    .hero-badge{left:50%;transform:translateX(-50%);bottom:-16px;}
    .about-photo{max-width:560px;margin:0 auto;}
    .lesson-grid{grid-template-columns:1fr 1fr;}
    .cred-grid{grid-template-columns:repeat(2,1fr);}
    .testi-grid{grid-template-columns:1fr;}
    .contact-panel{grid-template-columns:1fr;padding:44px 28px;text-align:left;}
  }
  @media (max-width:600px){
    .lesson-grid{grid-template-columns:1fr;}
    .cred-grid{grid-template-columns:1fr 1fr;}
    .section{padding:72px 0;}
    .contact-panel{padding:36px 22px;border-radius:18px;}
    .hero-instruments{gap:14px;}
    .online-note{flex-direction:column;align-items:flex-start;text-align:left;}
  }