/* theme styles */
:root {
  --blue: #1e3a8a; --gold: #d4a017; --orange: #f97316; --cyan: #22d3ee; --white: #ffffff;
  --dark: #0f172a; --muted: #64748b; --bg: #f8fafc; --line: #e5e7eb;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:'Montserrat',sans-serif;color:var(--dark);background:var(--white)}
img{max-width:100%;display:block;height:auto} a{text-decoration:none;color:inherit}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.82);border-bottom:1px solid rgba(229,231,235,.9);backdrop-filter:blur(16px)}
.header-wrap{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo img{height:58px;width:auto}
.main-nav ul{margin:0;padding:0;list-style:none;display:flex;align-items:center;gap:22px}
.main-nav a{color:#334155;font-size:14px;font-weight:700}
.btn-header,.btn-primary,.btn-secondary,.btn-white{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 22px;font-weight:800;transition:transform .25s ease,opacity .25s ease,background .25s ease}
.btn-header,.btn-primary{background:var(--blue);color:#fff}
.btn-secondary{color:#fff;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08)}
.btn-white{background:#fff;color:var(--dark)}
.btn-header:hover,.btn-primary:hover,.btn-secondary:hover,.btn-white:hover{transform:translateY(-2px)}
.hero-bienal{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at top, rgba(34,211,238,.14), transparent 20%),radial-gradient(circle at right, rgba(212,160,23,.16), transparent 24%),linear-gradient(180deg, rgba(7,18,54,.86), rgba(8,12,24,.97));padding:90px 0}
.hero-overlay{position:absolute;inset:0;background-image:url('https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1600&q=80');background-size:cover;background-position:center;opacity:.18}
.hero-glow{position:absolute;border-radius:999px;filter:blur(70px)}
.hero-glow-left{left:-80px;top:80px;width:300px;height:300px;background:rgba(34,211,238,.12)}
.hero-glow-right{right:0;top:20px;width:380px;height:380px;background:rgba(245,158,11,.10)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.hero-badge{display:inline-flex;border-radius:999px;padding:8px 14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:#dbeafe;font-size:14px;font-weight:700}
.hero-content h1{margin:22px 0 18px;font-size:clamp(2.3rem,6vw,4.5rem);line-height:1.05}
.hero-content p{max-width:720px;color:#e2e8f0;font-size:1.08rem;line-height:1.9}
.hero-slogan{display:block;margin-top:14px;color:#fde68a;font-size:1.05rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.glass-card{border-radius:32px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.10);backdrop-filter:blur(16px);box-shadow:0 20px 60px rgba(2,8,23,.25)}
.hero-side{display:grid;gap:20px}.countdown-card{padding:26px}
.countdown-head{display:flex;align-items:center;justify-content:space-between;gap:16px}.countdown-head h2{margin:8px 0 0;font-size:1.7rem}.countdown-logo{width:auto;height:62px}
.section-kicker{display:inline-block;text-transform:uppercase;letter-spacing:.24em;font-size:12px;font-weight:800;color:#bae6fd}.section-kicker.gold{color:#fde68a}
.countdown-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
.countdown-grid div{border-radius:26px;text-align:center;padding:18px 12px;background:rgba(255,255,255,.08);border:1px solid rgba(34,211,238,.18);box-shadow:0 0 28px rgba(34,211,238,.08)}
.countdown-grid span{display:block;font-size:2.2rem;font-weight:900}
.countdown-grid small{display:block;margin-top:8px;text-transform:uppercase;letter-spacing:.22em;color:#cffafe;font-size:11px;font-weight:700}
.countdown-datebox{margin-top:18px;padding:18px;border-radius:28px;background:rgba(2,6,23,.26);border:1px solid rgba(255,255,255,.08)}
.countdown-date-label{margin:0;color:#cffafe;text-transform:uppercase;letter-spacing:.2em;font-size:11px}.countdown-date{margin:8px 0 10px;font-size:1.8rem;font-weight:900}.countdown-copy{margin:0;color:#cbd5e1;line-height:1.6}
.slider-card{padding:16px;overflow:hidden}.hero-slider-track{display:flex;transition:transform .7s ease}
.hero-slide{min-width:100%;border-radius:28px;padding:24px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.08)}
.hero-slide-tag{display:inline-flex;border-radius:999px;padding:6px 12px;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.18);color:#cffafe;text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:800}
.hero-slide h3{margin:16px 0 10px;font-size:1.55rem}.hero-slide p{margin:0;color:#e2e8f0;line-height:1.8}
.hero-slider-dots{display:flex;justify-content:center;gap:8px;margin-top:14px}.hero-slider-dots button{width:10px;height:10px;border:0;border-radius:999px;cursor:pointer;background:rgba(255,255,255,.35);transition:all .25s ease}.hero-slider-dots button.active{width:32px;background:#fbbf24}
.section{padding:88px 0}.soft-bg{background:linear-gradient(180deg,#f8fafc 0%,#f2f8ff 100%)}
.section-head span{display:inline-block;color:var(--gold);text-transform:uppercase;letter-spacing:.24em;font-size:12px;font-weight:800}.section-head h2{margin:12px 0 0;font-size:clamp(2rem,4vw,3.3rem);line-height:1.08}.section-head p{margin-top:20px;color:var(--muted);line-height:1.9}.section-head.narrow{max-width:760px}.section-head.light span{color:#bae6fd}.section-head.light h2,.section-head.light p{color:#fff}.row-head{display:flex;align-items:end;justify-content:space-between;gap:20px}.inline-link{color:var(--blue);font-weight:700}
.stats-grid,.feature-grid,.cards-grid,.sponsor-grid{display:grid;gap:22px}.stats-grid{grid-template-columns:repeat(4,1fr);margin-top:34px}
.stat-card,.feature-card,.card-soft,.news-card,.contact-form,.speaker-card{background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:30px;box-shadow:0 16px 50px rgba(15,23,42,.06)}
.stat-card{padding:24px}.stat-card strong{display:block;font-size:2.15rem;color:var(--blue);font-weight:900}.stat-card p{margin:10px 0 0;color:var(--muted);line-height:1.6}
.innovation-band{background:linear-gradient(180deg,#f8fafc 0%,#eef8ff 100%)}.feature-grid{grid-template-columns:repeat(3,1fr);margin-top:34px}.feature-card{padding:28px;backdrop-filter:blur(8px)}.feature-icon{font-size:2rem}.feature-card h3{margin:14px 0 10px;font-size:1.5rem}.feature-card p{margin:0;color:var(--muted);line-height:1.8}
.four-col{grid-template-columns:repeat(4,1fr)}.three-col{grid-template-columns:repeat(3,1fr)}.two-col{grid-template-columns:repeat(2,1fr);margin-top:34px}
.speaker-card{overflow:hidden}.speaker-thumb{aspect-ratio:4 / 4.6;background:#e2e8f0}.speaker-thumb img{width:100%;height:100%;object-fit:cover}.speaker-content{padding:20px}.speaker-content h3{margin:0 0 8px;font-size:1.25rem}.speaker-content p{margin:0;color:var(--muted);line-height:1.75}.placeholder{display:flex;align-items:center;justify-content:center}
.card-soft{padding:28px}.card-soft h3{margin-top:0}.card-soft .card-text{color:var(--muted);line-height:1.85}
.gallery-section{position:relative;background:radial-gradient(circle at left, rgba(34,211,238,.14), transparent 20%),radial-gradient(circle at right, rgba(245,158,11,.14), transparent 20%),linear-gradient(180deg, rgba(7,18,54,.96), rgba(8,12,24,.98));color:#fff}.gallery-overlay{position:absolute;inset:0;background-image:linear-gradient(180deg, rgba(8,12,24,.2), rgba(8,12,24,.2))}.gallery-section .container{position:relative;z-index:1}
.gallery-card{overflow:hidden;border-radius:30px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);box-shadow:0 18px 50px rgba(2,6,23,.25)}.gallery-thumb{aspect-ratio:4 / 3;overflow:hidden;background:rgba(255,255,255,.08)}.gallery-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}.gallery-card:hover .gallery-thumb img{transform:scale(1.08)}.gallery-content{padding:18px}.gallery-content h3{margin:0;font-size:1.05rem;color:#fff}
.dark-section{background:linear-gradient(180deg, rgba(10,24,72,.98), rgba(8,12,24,.98));color:#fff}.split-grid{display:grid;grid-template-columns:1fr .85fr;gap:28px;align-items:center}.split-grid h2{margin:12px 0;font-size:clamp(2rem,4vw,3.1rem)}.split-grid p{color:#dbeafe;line-height:1.9}.school-panel{padding:28px}.school-panel h3{margin-top:0}.school-panel ul{margin:16px 0 0;padding-left:18px;color:#dbeafe;line-height:1.9}
.news-card{padding:28px}.tag-pill{display:inline-flex;border-radius:999px;padding:6px 12px;background:#fef3c7;color:#b45309;font-size:11px;text-transform:uppercase;letter-spacing:.15em;font-weight:800}.news-card h3{margin:14px 0 10px;font-size:1.45rem}.news-date{margin:0 0 12px;color:var(--blue);font-weight:700}.news-card p:last-child{color:var(--muted);line-height:1.8}
.premium-box{border-radius:40px;padding:42px;background:linear-gradient(135deg, rgba(7,18,54,.98), rgba(30,58,138,.98) 55%, rgba(212,160,23,.95));color:#fff;box-shadow:0 30px 80px rgba(15,23,42,.22)}.premium-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.premium-grid h2{margin:12px 0;font-size:clamp(2rem,4vw,3.1rem);line-height:1.08}.premium-grid p{color:#dbeafe;line-height:1.9}.sponsor-grid{grid-template-columns:repeat(2,1fr)}.sponsor-card{border-radius:24px;padding:20px;text-align:center;font-weight:700;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(8px)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}.contact-info,.contact-form{padding:30px;border-radius:30px}.contact-info{background:var(--dark);color:#fff;box-shadow:0 16px 50px rgba(15,23,42,.12)}.contact-info h2{margin:10px 0 18px}.contact-info p{color:#e2e8f0;line-height:1.8}.contact-form h3{margin-top:0}.contact-form p{color:var(--muted);line-height:1.8}.form-placeholder{margin-top:18px;padding:18px;border-radius:18px;border:1px dashed #94a3b8;background:#f8fafc;color:#334155;font-family:monospace}
.site-footer{padding:36px 0;border-top:1px solid var(--line);background:#fff}.footer-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}.site-footer h3{margin:0 0 8px;font-size:1.1rem}.site-footer p{margin:0;color:var(--muted)}
@media (max-width:1100px){.hero-grid,.split-grid,.premium-grid,.contact-grid,.stats-grid,.feature-grid,.four-col,.three-col,.two-col{grid-template-columns:repeat(2,1fr)}.hero-grid,.split-grid,.premium-grid,.contact-grid{align-items:start}}
@media (max-width:860px){.main-nav,.btn-header{display:none}.hero-grid,.split-grid,.premium-grid,.contact-grid,.stats-grid,.feature-grid,.four-col,.three-col,.two-col,.footer-wrap,.row-head,.sponsor-grid{grid-template-columns:1fr;display:grid}.header-wrap{min-height:74px}.premium-box{padding:28px}}
@media (max-width:640px){.hero-bienal{padding:74px 0}.section{padding:68px 0}.countdown-grid{grid-template-columns:repeat(2,1fr)}.hero-content h1{font-size:2.35rem}}