:root {
  --navy:#194d82;
  --navy-2:#11375f;
  --lime:#b8d985;
  --lime-2:#dfeec7;
  --teal:#18a7b8;
  --ink:#17324e;
  --muted:#607284;
  --paper:#fbfcf8;
  --white:#ffffff;
  --line:#dce5e7;
  --danger:#a73c3c;
  --shadow:0 18px 45px rgba(21,55,82,.12);
  --radius:22px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select{font:inherit}
.wrap{width:min(1160px,calc(100% - 36px));margin-inline:auto}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.site-header{position:sticky;top:0;z-index:50;background:rgba(251,252,248,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,229,231,.75)}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:-.02em;color:var(--navy)}
.brand-mark{width:42px;height:42px;border-radius:14px;background:var(--navy);color:white;display:grid;place-items:center;font-size:14px;line-height:1;box-shadow:0 8px 20px rgba(25,77,130,.2)}
.nav-links{display:flex;align-items:center;gap:24px;font-weight:750;font-size:.95rem}
.nav-links a{text-decoration:none;color:var(--ink)}
.nav-links a:hover{color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 20px;font-weight:850;text-decoration:none;cursor:pointer;transition:.2s transform,.2s box-shadow,.2s background}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--navy)!important;color:white!important;box-shadow:0 10px 24px rgba(25,77,130,.2)!important}
.btn-primary:hover{background:var(--navy-2)!important}
.btn-soft{background:var(--lime-2);color:var(--navy)}

.hero{position:relative;overflow:hidden;padding:72px 0 64px;background:linear-gradient(135deg,#fff 0%,#f7faef 55%,#edf6df 100%)}
.hero:before,.hero:after{content:"";position:absolute;border:34px solid rgba(184,217,133,.72);border-left-color:transparent;border-radius:50%;pointer-events:none}
.hero:before{width:520px;height:240px;right:-130px;top:80px;transform:rotate(-22deg)}
.hero:after{width:380px;height:150px;left:-130px;bottom:-80px;transform:rotate(14deg)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--lime);color:var(--navy-2);padding:7px 13px;border-radius:999px;font-size:.82rem;font-weight:900;letter-spacing:.04em;text-transform:uppercase}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(3.2rem,8vw,6.8rem);line-height:.88;margin:22px 0 24px;color:var(--navy);letter-spacing:-.07em;font-weight:950}
h1 span{display:block}
.hero-kicker{font-size:clamp(1.35rem,2.6vw,2.15rem);font-weight:900;line-height:1.12;max-width:820px;margin-bottom:18px;color:var(--ink)}
.hero-kicker em{font-style:normal;background:linear-gradient(transparent 62%,var(--lime) 62%)}
.lead{font-size:1.1rem;max-width:680px;color:var(--muted)}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}
.meta-pill{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:white;border-radius:999px;padding:10px 14px;font-weight:800;box-shadow:0 6px 18px rgba(20,50,80,.05)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.poster-card{background:white;padding:14px;border-radius:28px;box-shadow:var(--shadow);transform:rotate(1.1deg);max-width:455px;justify-self:end}
.poster-card img{border-radius:18px}
.poster-caption{font-size:.82rem;color:var(--muted);text-align:center;margin:10px 4px 2px}

.seat-strip{background:var(--navy);color:white}
.seat-inner{min-height:94px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}
.seat-number{font-size:2.2rem;font-weight:950;line-height:1}
.seat-copy strong{display:block;font-size:1.05rem}
.seat-copy span{color:#dbe7f2;font-size:.92rem}
.seat-progress{height:10px;background:rgba(255,255,255,.17);border-radius:999px;overflow:hidden;margin-top:8px}
.seat-progress i{display:block;height:100%;width:100%;background:var(--lime);border-radius:999px;transition:width .4s}

section{padding:86px 0}
.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start;margin-bottom:42px}
.section-head h2{font-size:clamp(2.1rem,4.8vw,4rem);line-height:1;letter-spacing:-.045em;color:var(--navy);margin-bottom:0}
.section-head p{font-size:1.08rem;color:var(--muted);max-width:690px}

.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.info-card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:0 8px 30px rgba(21,55,82,.06)}
.info-card h3{font-size:1.35rem;color:var(--navy);margin-bottom:10px}
.info-card p{color:var(--muted);margin-bottom:0}
.quote-card{background:var(--lime-2);border:none;position:relative;overflow:hidden}
.quote-card:after{content:"“";position:absolute;right:18px;top:-35px;font-size:11rem;color:rgba(25,77,130,.08);font-family:Georgia,serif}

.program{background:#f3f7f0}
.timeline{display:grid;gap:14px}
.timeline-item{display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;background:white;border:1px solid var(--line);border-radius:18px;padding:20px 22px}
.timeline-num{width:52px;height:52px;border-radius:16px;background:var(--navy);color:white;display:grid;place-items:center;font-weight:950}
.timeline-item:nth-child(even) .timeline-num{background:var(--teal)}
.timeline-item h3{margin:1px 0 4px;color:var(--navy);font-size:1.12rem}
.timeline-item p{margin:0;color:var(--muted)}
.timeline-item.pause{background:var(--lime-2)}

.speaker-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:46px;align-items:center}
.speaker-art{min-height:430px;border-radius:32px;background:linear-gradient(145deg,var(--navy),#286da8);position:relative;overflow:hidden;display:grid;place-items:center;color:white;padding:38px}
.speaker-art:before{content:"";position:absolute;width:320px;height:95px;border:28px solid var(--lime);border-left-color:transparent;border-radius:50%;transform:rotate(-28deg);top:40px;right:-65px;z-index:1;}
.speaker-art img{z-index:2;border-radius:5px;}
.speaker-art .monogram{font-size:6rem;font-weight:950;line-height:.8;letter-spacing:-.08em;position:relative}
.speaker-art small{position:absolute;left:28px;bottom:17px;color:#dfeaf4;font-weight:800}
.speaker-copy h2{font-size:clamp(2.4rem,5vw,4.4rem);line-height:.96;letter-spacing:-.05em;color:var(--navy);margin-bottom:18px}
.speaker-copy .role{font-weight:900;color:var(--teal);text-transform:uppercase;letter-spacing:.04em;font-size:.9rem}
.speaker-copy p{color:var(--muted);font-size:1.07rem}
.speaker-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.tag{padding:8px 12px;border-radius:999px;background:var(--lime-2);color:var(--navy-2);font-size:.86rem;font-weight:850}

.booking{background:var(--navy);color:white;position:relative;overflow:hidden}
.booking:before{content:"";position:absolute;inset:auto -150px -160px auto;width:600px;height:340px;border:48px solid rgba(184,217,133,.42);border-left-color:transparent;border-radius:50%;transform:rotate(-18deg)}
.booking .section-head{position:relative;z-index:1}
.booking .section-head h2{color:white}
.booking .section-head p{color:#d7e4ef}
.booking-grid{position:relative;z-index:1;display:grid;grid-template-columns:.72fr 1.28fr;gap:32px;align-items:start}
.booking-note{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:24px;padding:26px;position:sticky;top:100px}
.booking-note h3{font-size:1.3rem;margin-bottom:12px}
.booking-note ul{margin:0;padding-left:20px;color:#dce7f1}
.booking-note li+li{margin-top:9px}
.availability-box{margin-top:22px;padding:17px;border-radius:18px;background:rgba(184,217,133,.14)}
.availability-box strong{font-size:1.8rem;color:var(--lime)}

#bookingForm{background:white;color:var(--ink);border-radius:28px;padding:30px;box-shadow:0 22px 55px rgba(0,0,0,.15)}
fieldset{border:0;padding:0;margin:0 0 30px}
legend{font-size:1.25rem;font-weight:950;color:var(--navy);margin-bottom:15px;padding:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field{display:grid;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:.88rem;font-weight:850;color:var(--ink)}
input,select{width:100%;border:1px solid #cdd9df;border-radius:13px;padding:12px 13px;color:var(--ink);background:white;outline:none;transition:border .2s,box-shadow .2s}
input:focus,select:focus{border-color:var(--teal);box-shadow:0 0 0 4px rgba(24,167,184,.12)}
.seat-select{display:flex;gap:10px;align-items:center}
.seat-select button{width:44px;height:44px;border:1px solid #cdd9df;background:#f8fafb;border-radius:12px;font-size:1.35rem;font-weight:900;cursor:pointer}
.seat-select input{width:90px;text-align:center;font-weight:900}
.attendees{display:grid;gap:12px}
.attendee-row{background:#f6f9f8;border:1px solid #e1e9e8;border-radius:16px;padding:15px;display:grid;grid-template-columns:44px 1fr 1fr;gap:12px;align-items:end}
.attendee-badge{width:38px;height:38px;border-radius:12px;background:var(--lime-2);color:var(--navy);font-weight:950;display:grid;place-items:center;align-self:center}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:var(--muted)}
.check input{width:18px;height:18px;margin-top:3px;flex:0 0 auto}
.form-status{display:none;margin:16px 0 0;padding:14px 16px;border-radius:14px;font-weight:750}
.form-status.show{display:block}
.form-status.error{background:#fbecec;color:var(--danger)}
.form-status.success{background:#eaf6dc;color:#38571b}
.demo-note{font-size:.8rem;color:var(--muted);margin:14px 0 0}

.tickets-demo{display:none;margin-top:22px;border-top:1px solid var(--line);padding-top:20px}
.tickets-demo.show{display:block}
.ticket-preview{border:1px dashed #9fb5c5;border-radius:16px;padding:16px;display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:10px;background:#fbfdf8}
.fake-qr{width:74px;height:74px;display:grid;grid-template-columns:repeat(7,1fr);grid-template-rows:repeat(7,1fr);gap:2px;background:white;padding:5px;border:1px solid #dfe6e8}
.fake-qr i{background:var(--navy)}
.ticket-meta strong{display:block;color:var(--navy)}
.pin{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:900;letter-spacing:.14em}

footer{padding:35px 0;background:#0d2b4b;color:#cbd9e7}
.footer-inner{display:flex;justify-content:space-between;gap:24px;align-items:center;flex-wrap:wrap}
footer strong{color:white}
footer a{color:var(--lime);text-decoration:none;font-weight:800}

@media (max-width:900px){
  .nav-links a:not(.btn){display:none}
  .hero-grid,.section-head,.speaker-grid,.booking-grid{grid-template-columns:1fr}
  .poster-card{justify-self:start;max-width:430px;transform:none}
  .seat-inner{grid-template-columns:auto 1fr}
  .seat-inner .btn{grid-column:1/-1;justify-self:start;margin-bottom:18px}
  .booking-note{position:static}
}
@media (max-width:620px){
  .wrap{width:min(100% - 24px,1160px)}
  .hero{padding-top:48px}
  h1{font-size:3.8rem}
  section{padding:66px 0}
  .intro-grid,.form-grid{grid-template-columns:1fr}
  .attendee-row{grid-template-columns:40px 1fr}
  .attendee-row .field:last-child{grid-column:2}
  #bookingForm{padding:22px}
  .timeline-item{grid-template-columns:48px 1fr;padding:16px}
  .timeline-num{width:44px;height:44px;border-radius:13px}
}