:root {
  --clr-bg: #fffbf9;
  --clr-bg-2: #fff5f8;
  --clr-surface: #ffffff;
  --clr-surface-hover: #faf5ff;
  --clr-primary: #a855f7;
  --clr-primary-light: #d8b4fe;
  --clr-primary-dark: #7e22ce;
  --clr-accent: #f43f5e;
  --clr-accent-2: #f59e0b;
  --clr-gold: #d97706;
  --clr-teal: #0d9488;
  --clr-text: #1e1b4b;
  --clr-text-muted: #5b21b6;
  --clr-text-dim: #7c3aed;
  --clr-white: #ffffff;
  --clr-card-border: rgba(168, 85, 247, 0.2);
  --clr-glass: rgba(255, 255, 255, 0.85);
  --clr-glass-border: rgba(168, 85, 247, 0.3);
  --gradient-hero: linear-gradient(135deg, #fdf4ff 0%, #fffbf9 40%, #fff1f2 100%);
  --gradient-primary: linear-gradient(135deg, #a855f7, #f43f5e);
  --gradient-warm: linear-gradient(135deg, #f43f5e, #f59e0b);
  --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 1), rgba(253, 244, 255, 0.8));
  --shadow-sm: 0 2px 8px rgba(168, 85, 247, 0.08);
  --shadow-md: 0 8px 30px rgba(168, 85, 247, 0.12);
  --shadow-lg: 0 20px 60px rgba(168, 85, 247, 0.18);
  --shadow-glow: 0 0 40px rgba(168, 85, 247, 0.25);
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-full: 100px;
  --font-main: 'Outfit', sans-serif;
  --font-body: 'Nunito', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);background:var(--clr-bg);color:var(--clr-text);overflow-x:hidden;line-height:1.6;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
button{font:inherit}

.floating-notes{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.note{position:absolute;font-size:1.5rem;opacity:.06;animation:floatNote linear infinite}
.note-1{left:5%;animation-duration:20s;animation-delay:0s;font-size:2rem}
.note-2{left:15%;animation-duration:25s;animation-delay:3s}
.note-3{left:30%;animation-duration:22s;animation-delay:1s;font-size:1.8rem}
.note-4{left:50%;animation-duration:28s;animation-delay:5s}
.note-5{left:65%;animation-duration:18s;animation-delay:2s;font-size:2.2rem}
.note-6{left:78%;animation-duration:24s;animation-delay:4s}
.note-7{left:88%;animation-duration:21s;animation-delay:6s;font-size:1.6rem}
.note-8{left:95%;animation-duration:26s;animation-delay:1.5s}
@keyframes floatNote{0%{transform:translateY(110vh) rotate(0deg);opacity:0}10%{opacity:.07}90%{opacity:.07}100%{transform:translateY(-10vh) rotate(360deg);opacity:0}}

.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:var(--transition);background:transparent}
.navbar.scrolled{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--clr-glass-border);padding:10px 0}
.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-main);font-weight:700;font-size:1.5rem;transition:var(--transition)}
.nav-logo:hover{transform:scale(1.05)}
.logo-icon{font-size:1.6rem;filter:drop-shadow(0 0 8px rgba(192,132,252,.4))}
.logo-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;align-items:center;gap:8px;list-style:none}
.nav-links a{padding:8px 18px;border-radius:var(--radius-full);font-family:var(--font-main);font-weight:500;font-size:.95rem;color:#5b21b6;transition:var(--transition);position:relative}
.nav-links a:hover{color:var(--clr-text);background:rgba(192,132,252,.1)}
.nav-links a::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%) scaleX(0);width:20px;height:2px;background:var(--gradient-primary);border-radius:2px;transition:var(--transition)}
.nav-links a:hover::after{transform:translateX(-50%) scaleX(1)}
.nav-cta{background:var(--gradient-primary)!important;color:var(--clr-white)!important;font-weight:600!important;box-shadow:0 4px 15px rgba(192,132,252,.3)}
.nav-cta:hover{box-shadow:0 6px 25px rgba(192,132,252,.5)!important;transform:translateY(-2px)}
.nav-cta::after{display:none!important}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:1001}
.nav-toggle span{width:26px;height:2.5px;background:var(--clr-text);border-radius:3px;transition:var(--transition)}
.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;padding:120px 0 80px;background:var(--gradient-hero);overflow:hidden}
.hero-bg-shapes{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.shape{position:absolute;border-radius:50%;filter:blur(80px);opacity:.3}
.shape-1{width:500px;height:500px;background:var(--clr-primary-dark);top:-150px;right:-100px;animation:shapeFloat 8s ease-in-out infinite}
.shape-2{width:400px;height:400px;background:var(--clr-accent);bottom:-100px;left:-100px;animation:shapeFloat 10s ease-in-out infinite reverse}
.shape-3{width:300px;height:300px;background:var(--clr-gold);top:40%;left:50%;animation:shapeFloat 12s ease-in-out infinite}
@keyframes shapeFloat{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(30px,-20px) scale(1.05)}66%{transform:translate(-20px,20px) scale(.95)}}
.hero-content{text-align:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;background:var(--clr-glass);border:1px solid var(--clr-glass-border);border-radius:var(--radius-full);font-size:.9rem;color:#5b21b6;margin-bottom:24px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.hero-title{font-family:var(--font-main);display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.hero-title-line{font-size:1.3rem;font-weight:400;letter-spacing:4px;text-transform:uppercase;color:#5b21b6}
.hero-title-accent{font-size:clamp(3rem,8vw,6rem);font-weight:800;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1;filter:drop-shadow(0 0 30px rgba(192,132,252,.3))}
.hero-title-sub{font-size:clamp(1.2rem,3vw,1.8rem);font-weight:300;color:var(--clr-text)}
.hero-date{display:inline-flex;align-items:center;gap:12px;padding:12px 28px;background:var(--clr-glass);border:1px solid var(--clr-glass-border);border-radius:var(--radius-full);font-size:1rem;font-weight:500;color:var(--clr-text);margin-bottom:20px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);flex-wrap:wrap;justify-content:center}
.date-icon{font-size:1.2rem}
.date-divider{color:#7c3aed}
.hero-desc{max-width:600px;margin:0 auto 32px;font-size:1.1rem;color:#5b21b6;line-height:1.7}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:var(--radius-full);font-family:var(--font-main);font-weight:600;font-size:1rem;cursor:pointer;transition:var(--transition);border:none;position:relative;overflow:hidden}
.btn::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at var(--ripple-x,50%) var(--ripple-y,50%), rgba(255,255,255,.3) 0%, transparent 60%);opacity:0;transition:opacity .5s}
.btn:active::before{opacity:1}
.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 20px rgba(192,132,252,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 35px rgba(192,132,252,.5)}
.btn-secondary{background:var(--clr-glass);color:var(--clr-text);border:1px solid var(--clr-glass-border);backdrop-filter:blur(10px)}
.btn-secondary:hover{background:rgba(192,132,252,.15);border-color:var(--clr-primary);transform:translateY(-3px)}
.hero-stats{display:flex;gap:32px;justify-content:center;flex-wrap:wrap}
.stat{display:flex;align-items:center;gap:10px;padding:10px 20px;background:var(--clr-glass);border:1px solid var(--clr-glass-border);border-radius:var(--radius-full);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);transition:var(--transition)}
.stat:hover{transform:translateY(-4px);border-color:var(--clr-primary);box-shadow:var(--shadow-glow)}
.stat-icon{font-size:1.5rem}
.stat-label{font-family:var(--font-main);font-weight:500;font-size:.9rem;color:#5b21b6}
.hero-scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:#7c3aed;font-size:.8rem;font-family:var(--font-main);animation:fadeInOut 3s infinite}
.scroll-arrow{width:20px;height:20px;border-right:2px solid var(--clr-text-dim);border-bottom:2px solid var(--clr-text-dim);transform:rotate(45deg);animation:scrollBounce 2s infinite}
@keyframes scrollBounce{0%,100%{transform:rotate(45deg) translate(0,0)}50%{transform:rotate(45deg) translate(5px,5px)}}
@keyframes fadeInOut{0%,100%{opacity:.4}50%{opacity:1}}

.section-header{text-align:center;margin-bottom:60px}
.section-tag{display:inline-block;padding:6px 18px;background:rgba(192,132,252,.1);border:1px solid rgba(192,132,252,.2);border-radius:var(--radius-full);font-family:var(--font-main);font-size:.85rem;font-weight:500;color:var(--clr-primary-light);margin-bottom:16px}
.section-title{font-family:var(--font-main);font-size:clamp(2rem,5vw,3rem);font-weight:700;margin-bottom:12px;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-subtitle{font-size:1.1rem;color:#5b21b6;max-width:550px;margin:0 auto}

.about,.gallery{padding:100px 0;position:relative;z-index:1}
.about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.about-card{background:var(--gradient-card);border:1px solid var(--clr-card-border);border-radius:var(--radius-md);padding:36px 28px;text-align:center;transition:var(--transition);cursor:default;position:relative;overflow:hidden}
.about-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%, rgba(192,132,252,.1), transparent 60%);opacity:0;transition:var(--transition)}
.about-card:hover{transform:translateY(-8px);border-color:var(--clr-primary);box-shadow:var(--shadow-glow)}
.about-card:hover::before{opacity:1}
.card-icon{font-size:2.5rem;margin-bottom:16px;display:inline-block;transition:var(--transition)}
.about-card:hover .card-icon{transform:scale(1.2) rotate(-5deg)}
.about-card h3{font-family:var(--font-main);font-size:1.2rem;font-weight:600;margin-bottom:10px;color:var(--clr-text)}
.about-card p{font-size:.95rem;color:#5b21b6;line-height:1.6}

.program,.register{padding:100px 0;background:var(--clr-bg-2);position:relative;z-index:1}
.gallery-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.gallery-item{aspect-ratio:1;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;transition:var(--transition);position:relative}
.gallery-item:hover{transform:scale(1.05);z-index:2;box-shadow:var(--shadow-lg)}
.gallery-item:active{transform:scale(.98)}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}
.gallery-item:hover img{transform:scale(1.1)}

.register-wrapper{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.register-info .section-title{text-align:left;margin-bottom:16px}
.register-info>p{font-size:1.1rem;color:#5b21b6;margin-bottom:28px;line-height:1.7}
.register-info strong{color:var(--clr-gold)}
.register-requirements{margin-bottom:32px}
.register-requirements h4{font-family:var(--font-main);font-weight:600;font-size:1rem;margin-bottom:16px;color:var(--clr-text)}
.register-requirements ul{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.register-requirements li{display:flex;align-items:center;gap:10px;padding:10px 16px;background:rgba(192,132,252,.06);border:1px solid rgba(192,132,252,.1);border-radius:var(--radius-sm);font-size:.95rem;color:var(--clr-text);transition:var(--transition)}
.register-requirements li:hover{border-color:var(--clr-primary);background:rgba(192,132,252,.12);transform:translateX(4px)}
.req-icon{font-size:1.2rem}
.contact-methods{display:flex;flex-direction:column;gap:16px}
.contact-card{display:flex;align-items:center;gap:16px;padding:20px 24px;background:var(--gradient-card);border:1px solid var(--clr-card-border);border-radius:var(--radius-md);transition:var(--transition);cursor:pointer}
.contact-card:hover{transform:translateY(-4px);border-color:var(--clr-primary);box-shadow:var(--shadow-glow)}
.contact-icon{font-size:2rem;flex-shrink:0}
.contact-card h4{font-family:var(--font-main);font-weight:600;font-size:.85rem;color:#7c3aed;text-transform:uppercase;letter-spacing:1px;margin-bottom:2px}
.contact-card p{font-family:var(--font-main);font-weight:600;font-size:1.05rem;color:var(--clr-text)}
.register-visual{display:flex;justify-content:center}
.visual-card{background:var(--gradient-card);border:1px solid var(--clr-card-border);border-radius:var(--radius-lg);padding:48px 40px;text-align:center;position:relative;overflow:hidden;transition:var(--transition);width:100%;max-width:360px}
.visual-card::before{content:'';position:absolute;inset:-2px;background:var(--gradient-primary);border-radius:inherit;z-index:-1;opacity:0;transition:var(--transition)}
.visual-card:hover::before{opacity:.3}
.visual-card:hover{transform:translateY(-6px) rotate(1deg);box-shadow:var(--shadow-lg)}
.visual-emoji{font-size:4rem;margin-bottom:16px;display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}
.visual-card h3{font-family:var(--font-main);font-size:1.8rem;font-weight:700;margin-bottom:12px;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.visual-date{font-family:var(--font-main);font-weight:600;font-size:1.1rem;color:var(--clr-text);margin-bottom:6px}
.visual-place{font-size:.95rem;color:#5b21b6;margin-bottom:20px}
.visual-free{display:inline-block;padding:8px 24px;background:rgba(251,191,36,.15);border:1px solid rgba(251,191,36,.3);border-radius:var(--radius-full);color:var(--clr-gold);font-family:var(--font-main);font-weight:600;font-size:.95rem;margin-bottom:24px}
.visual-treats{display:flex;justify-content:center;gap:16px;font-size:2rem}
.visual-treats span{transition:var(--transition);cursor:default}
.visual-treats span:hover{transform:scale(1.3) rotate(-10deg)}

.footer{padding:48px 0;border-top:1px solid var(--clr-card-border);position:relative;z-index:1}
.footer-content{text-align:center}
.footer-logo{display:inline-flex;align-items:center;gap:10px;margin-bottom:8px;font-family:var(--font-main);font-weight:700;font-size:1.3rem}
.footer-tagline{color:#5b21b6;font-size:.95rem;margin-bottom:20px}
.footer-divider{width:60px;height:2px;background:var(--gradient-primary);margin:0 auto 20px;border-radius:2px}
.footer-copy{color:#7c3aed;font-size:.85rem}

.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.95);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:var(--transition)}
.lightbox.active{opacity:1;visibility:visible}
.lightbox-close{position:absolute;top:20px;right:24px;background:none;border:none;color:#fff;font-size:2.5rem;cursor:pointer;transition:var(--transition);z-index:10;line-height:1}
.lightbox-close:hover{transform:rotate(90deg) scale(1.2);color:var(--clr-accent)}
.lightbox-prev,.lightbox-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:2rem;width:50px;height:50px;border-radius:50%;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}
.lightbox-prev{left:20px}.lightbox-next{right:20px}
.lightbox-prev:hover,.lightbox-next:hover{background:rgba(192,132,252,.3);border-color:var(--clr-primary)}
.lightbox-content{max-width:90vw;max-height:85vh}
.lightbox-content img{max-width:100%;max-height:85vh;object-fit:contain;border-radius:var(--radius-sm)}

.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1);transition-delay:var(--delay,0s)}
.reveal.visible{opacity:1;transform:translateY(0)}
.tab-content.active .gallery-item.reveal{opacity:1;transform:translateY(0)}

.hero-photo{position:absolute;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);border:6px solid var(--clr-white);object-fit:cover;z-index:0;opacity:.95;animation:shapeFloat 15s ease-in-out infinite alternate}
.photo-1{width:240px;height:240px;top:15%;left:8%;transform:rotate(-8deg);animation-delay:0s}
.photo-2{width:280px;height:200px;bottom:12%;right:5%;transform:rotate(6deg);animation-delay:2s}
.photo-3{width:200px;height:200px;top:12%;right:12%;border-radius:50%;transform:rotate(12deg);animation-delay:4s}
.photo-4{width:210px;height:270px;bottom:15%;left:5%;transform:rotate(-5deg);animation-delay:1s}

.concert-tabs{display:flex;gap:8px;justify-content:center;margin-bottom:40px;flex-wrap:wrap}
.concert-tab{display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px 24px;border:2px solid var(--clr-card-border);border-radius:var(--radius-full);background:var(--clr-glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);font-family:var(--font-main);cursor:pointer;transition:var(--transition);position:relative;overflow:hidden}
.concert-tab:hover{border-color:var(--clr-primary);transform:translateY(-3px);box-shadow:0 4px 20px rgba(168,85,247,.15)}
.concert-tab.active{background:var(--gradient-primary);border-color:transparent;box-shadow:0 4px 25px rgba(168,85,247,.35);transform:translateY(-2px)}
.tab-date{font-weight:700;font-size:1rem;color:var(--clr-text);transition:var(--transition)}
.concert-tab.active .tab-date{color:#fff}
.tab-label{font-size:.75rem;font-weight:500;color:#7c3aed;transition:var(--transition)}
.concert-tab.active .tab-label{color:rgba(255,255,255,.85)}
.tab-content{display:none;animation:tabFadeIn .4s ease}
.tab-content.active{display:block}
@keyframes tabFadeIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.program-intro{text-align:center;margin-bottom:36px;padding:20px;background:var(--clr-glass);border:1px solid var(--clr-glass-border);border-radius:var(--radius-md);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.program-intro p{font-size:1rem;color:#5b21b6;line-height:1.7}
.program-list{display:flex;flex-direction:column;gap:8px;max-width:800px;margin:0 auto}
.program-item{display:flex;align-items:center;gap:16px;padding:16px 20px;background:var(--gradient-card);border:1px solid var(--clr-card-border);border-radius:var(--radius-sm);transition:var(--transition)}
.program-item:hover{border-color:var(--clr-primary);transform:translateX(6px);box-shadow:var(--shadow-sm)}
.program-num{display:flex;align-items:center;justify-content:center;width:32px;height:32px;min-width:32px;background:var(--gradient-primary);color:#fff;border-radius:50%;font-family:var(--font-main);font-weight:700;font-size:.85rem}
.program-info{flex:1;min-width:0}
.program-info h4{font-family:var(--font-main);font-weight:600;font-size:1rem;color:var(--clr-text);margin-bottom:2px}
.program-meta{font-weight:400;font-size:.8rem;color:#7c3aed;margin-left:6px}
.program-info p{font-size:.9rem;color:#5b21b6;line-height:1.5}
.program-school,.program-duo{margin-top:4px;font-style:italic;color:#7c3aed!important}
.program-pieces{margin-top:6px}
.program-pieces p + p{margin-top:2px}
.program-instrument{font-size:1.5rem;flex-shrink:0;transition:var(--transition)}
.program-item:hover .program-instrument{transform:scale(1.2) rotate(-10deg)}
.program-wish{text-align:center;margin-top:32px;padding:20px;font-size:1.05rem;color:#5b21b6;background:var(--clr-glass);border:1px solid var(--clr-glass-border);border-radius:var(--radius-md);backdrop-filter:blur(10px)}
.program-division{max-width:800px;margin:28px auto 16px}
.program-division-title{display:inline-block;padding:8px 18px;border-radius:999px;background:rgba(168,85,247,.1);border:1px solid rgba(168,85,247,.2);font-family:var(--font-main);font-size:.85rem;font-weight:700;letter-spacing:.06em;color:#7c3aed}
.tab-placeholder{text-align:center;padding:80px 40px;background:var(--gradient-card);border:2px dashed var(--clr-card-border);border-radius:var(--radius-lg)}
.placeholder-icon{font-size:4rem;margin-bottom:20px;animation:placeholderBounce 2s ease-in-out infinite}
@keyframes placeholderBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.tab-placeholder h3{font-family:var(--font-main);font-size:1.4rem;font-weight:600;color:var(--clr-text);margin-bottom:12px}
.tab-placeholder p{font-size:1rem;color:#5b21b6;line-height:1.7;max-width:500px;margin:0 auto 20px}
.btn-sm{padding:10px 24px;font-size:.9rem}

@media (max-width:1024px){
  .about-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(4,1fr)}
  .hero-photo{opacity:.6}
  .photo-1{width:140px;height:140px}
  .photo-2{width:160px;height:120px}
  .photo-3{width:120px;height:120px}
  .photo-4{width:130px;height:160px}
}
@media (max-width:768px){
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:rgba(255,255,255,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;justify-content:center;gap:8px;padding:24px;transition:var(--transition-slow);border-left:1px solid var(--clr-glass-border)}
  .nav-links.active{right:0}
  .nav-links a{font-size:1.1rem;padding:14px 24px;width:100%;text-align:center}
  .hero{padding:100px 0 60px}
  .hero-stats{gap:12px}
  .stat{padding:8px 14px;gap:6px}
  .stat-icon{font-size:1.2rem}.stat-label{font-size:.8rem}
  .about-grid{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:repeat(3,1fr);gap:8px}
  .register-wrapper{grid-template-columns:1fr}
  .register-info .section-title,.register-info{text-align:center}
  .register-requirements ul{grid-template-columns:1fr}
  .register-requirements li:hover{transform:translateX(0)}
  .hero-date{gap:8px;padding:10px 20px;font-size:.9rem}
  .concert-tabs{gap:6px}
  .concert-tab{padding:10px 16px}
  .tab-date{font-size:.9rem}.tab-label{font-size:.65rem}
  .program-item{padding:12px 14px;gap:10px}
  .program-num{width:28px;height:28px;min-width:28px;font-size:.75rem}
  .program-info h4{font-size:.9rem}
  .program-meta{display:block;margin-left:0;margin-top:2px}
  .program-instrument{font-size:1.2rem}
  .tab-placeholder{padding:60px 24px}
  .placeholder-icon{font-size:3rem}
}
@media (max-width:480px){
  html{font-size:14px}
  .hero-actions{flex-direction:column;align-items:center}
  .btn{width:100%;max-width:280px;justify-content:center}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .hero-stats{flex-direction:column;align-items:center}
  .hero-scroll-hint{display:none}
}