/* ============ IT GREEN · VIBE GOOGLE ADS ============ */
:root{
  --bg:#0A0E14;
  --bg-2:#0D1117;
  --bg-alt:#121821;
  --card:#161B22;
  --green:#34A853;
  --green-dark:#1E8E3E;
  --blue:#1A73E8;
  --yellow:#FBBC04;
  --red:#EA4335;
  --orange:#F2541B;
  --text:#C9D1D9;
  --text-bright:#FFFFFF;
  --muted:#6E7681;
  --border:rgba(52,168,83,.28);
  --border-glow:rgba(52,168,83,.55);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Google Sans',system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
.mono{font-family:'JetBrains Mono','Roboto Mono',ui-monospace,monospace}

/* ---------- Background grid glow ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(circle at 15% 10%, rgba(52,168,83,.10), transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(26,115,232,.08), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(242,84,27,.07), transparent 45%);
}
body::after{
  content:"";
  position:fixed;inset:0;z-index:-1;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
}

.container{width:100%;max-width:1100px;margin:0 auto;padding:0 20px}
section{padding:64px 0;position:relative}
.bg-alt{background:var(--bg-alt)}

/* ---------- Tech label ---------- */
.label-code{
  font-family:'JetBrains Mono','Roboto Mono',monospace;
  font-size:12px;
  letter-spacing:2px;
  text-transform:uppercase;
  color:var(--green);
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:10px;
}
.label-code::before{content:"//";color:var(--orange);opacity:.8}

.section-title{
  font-size:clamp(28px,6vw,40px);
  font-weight:800;
  color:var(--text-bright);
  line-height:1.15;
  margin-bottom:8px;
}
.section-sub{color:var(--muted);font-size:16px;margin-bottom:34px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,14,20,.78);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:40px;width:40px;border-radius:8px;object-fit:cover}
.brand .brand-txt b{color:var(--text-bright);font-weight:800;letter-spacing:.5px;display:block;font-size:15px}
.brand .brand-txt span{font-size:11px;color:var(--muted)}
.header-cta{display:none}
@media(min-width:600px){.header-cta{display:inline-flex}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:700;font-size:16px;
  padding:15px 28px;border:none;border-radius:12px;cursor:pointer;
  color:#fff;text-decoration:none;
  background:linear-gradient(135deg,var(--green),var(--green-dark));
  box-shadow:0 0 0 rgba(52,168,83,.4);
  transition:transform .18s ease, box-shadow .25s ease;
}
.btn:hover{transform:scale(1.05);box-shadow:0 8px 30px rgba(52,168,83,.45)}
.btn-red{background:linear-gradient(135deg,var(--red),#c5221f)}
.btn-red:hover{box-shadow:0 8px 30px rgba(234,67,53,.5)}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px}
.btn-block{display:flex;width:100%}
.pulse{animation:pulseGlow 2.4s infinite}
@keyframes pulseGlow{
  0%,100%{box-shadow:0 0 0 0 rgba(52,168,83,.45)}
  50%{box-shadow:0 0 28px 4px rgba(52,168,83,.55)}
}

/* ---------- Hero ---------- */
.hero{padding-top:54px;padding-bottom:30px;text-align:center}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;
  font-size:12px;letter-spacing:1.5px;text-transform:uppercase;
  color:var(--green);
  background:rgba(52,168,83,.10);
  border:1px solid var(--border);
  padding:8px 16px;border-radius:999px;margin-bottom:24px;
}
.badge .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:blink 1.6s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

.hero h1{
  font-size:clamp(36px,9vw,60px);
  font-weight:800;line-height:1.05;
  color:var(--text-bright);
  margin-bottom:18px;letter-spacing:-1px;
}
.hero h1 .hl{color:var(--green);text-shadow:0 0 22px rgba(52,168,83,.45)}
.hero p.sub{font-size:clamp(16px,4.5vw,20px);color:var(--text);max-width:640px;margin:0 auto 26px}

.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:30px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--card);border:1px solid var(--border);
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:600;color:var(--text);
}
.hero-org{margin-top:22px;font-size:13px;color:var(--muted)}
.hero-org b{color:var(--green)}

/* ---------- Marquee ---------- */
.marquee{
  overflow:hidden;white-space:nowrap;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:var(--bg-alt);padding:14px 0;margin:36px 0 0;
}
.marquee-track{display:inline-block;animation:scroll 22s linear infinite}
.marquee-track span{
  font-family:'JetBrains Mono',monospace;font-weight:700;
  font-size:15px;letter-spacing:2px;text-transform:uppercase;
  color:var(--text-bright);padding:0 22px;
}
.marquee-track span i{color:var(--green);font-style:normal;padding:0 6px}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- Cards / grid ---------- */
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:1fr}
.grid-2{grid-template-columns:1fr}
.grid-4{grid-template-columns:1fr}
.grid-5{grid-template-columns:1fr}
@media(min-width:640px){
  .grid-2{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr 1fr}
  .grid-4{grid-template-columns:1fr 1fr}
  .grid-5{grid-template-columns:1fr 1fr}
}
@media(min-width:980px){
  .grid-4{grid-template-columns:repeat(4,1fr)}
  .grid-5{grid-template-columns:repeat(3,1fr)}
}
@media(min-width:1200px){.grid-5{grid-template-columns:repeat(5,1fr)}}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:24px;
  position:relative;
  transition:border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.card:hover{
  border-color:var(--border-glow);
  box-shadow:0 0 26px rgba(52,168,83,.16);
  transform:translateY(-4px);
}
.card .label-code{margin-bottom:14px}
.card h3{color:var(--text-bright);font-size:19px;font-weight:700;margin-bottom:6px}
.card p{font-size:15.5px;color:var(--text)}

/* ---------- Speaker cards ---------- */
.speaker .photo{
  width:100%;aspect-ratio:1/1;border-radius:10px;overflow:hidden;
  margin-bottom:16px;border:1px solid var(--border);
  background:var(--bg-2);
}
.speaker .photo img{width:100%;height:100%;object-fit:cover;display:block}
.avatar-ph{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 50% 40%, #1b2330, #0d1117);
  border:1px solid var(--border-glow);
}
.avatar-ph span{
  font-family:'JetBrains Mono',monospace;font-weight:800;font-size:72px;
  color:var(--green);text-shadow:0 0 26px rgba(52,168,83,.6);
}
.speaker h3{font-size:20px;margin-bottom:4px}
.speaker .role{font-size:14px;color:var(--muted);line-height:1.5}

/* ---------- Agenda module ---------- */
.module .num{
  font-family:'JetBrains Mono',monospace;font-size:34px;font-weight:800;
  color:var(--green);opacity:.55;line-height:1;margin-bottom:10px;
}
.module .host{
  margin-top:14px;font-family:'JetBrains Mono',monospace;font-size:13px;
  color:var(--yellow);letter-spacing:.5px;
}
.module .host b{color:var(--text-bright)}

/* ---------- Event info ---------- */
.event-card{text-align:left}
.event-card .ico{font-size:30px;margin-bottom:12px;display:block}
.event-card h3{font-size:17px;color:var(--green);font-family:'JetBrains Mono',monospace;letter-spacing:1px;margin-bottom:8px}
.event-card p{font-size:16px;color:var(--text)}
.count{font-size:40px;font-weight:800;color:var(--text-bright);font-family:'JetBrains Mono',monospace}

/* ---------- Form ---------- */
.form-wrap{max-width:560px;margin:0 auto}
.form-card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;padding:30px 26px;
  box-shadow:0 0 40px rgba(52,168,83,.10);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:8px;font-family:'JetBrains Mono',monospace;letter-spacing:.5px}
.field input,.field select{
  width:100%;padding:14px 16px;font-size:16px;
  background:var(--bg-2);color:var(--text-bright);
  border:1px solid var(--border);border-radius:10px;
  outline:none;transition:border-color .2s ease, box-shadow .2s ease;
  font-family:inherit;
}
.field input::placeholder{color:var(--muted)}
.field input:focus,.field select:focus{
  border-color:var(--green);
  box-shadow:0 0 0 3px rgba(52,168,83,.18),0 0 16px rgba(52,168,83,.25);
}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2334A853' stroke-width='3'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;padding-right:42px}
.form-note{text-align:center;font-size:13px;color:var(--muted);margin-top:16px}
.form-success{
  display:none;text-align:center;padding:30px 10px;
}
.form-success.show{display:block;animation:fadeIn .5s ease}
.form-success .big{font-size:48px;margin-bottom:12px}
.form-success h3{color:var(--green);font-size:24px;margin-bottom:8px}

/* ---------- Mid CTA banner ---------- */
.cta-band{
  text-align:center;
  background:linear-gradient(135deg,rgba(52,168,83,.10),rgba(26,115,232,.08));
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
}
.cta-band h2{font-size:clamp(24px,6vw,34px);font-weight:800;color:var(--text-bright);margin-bottom:18px}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--border);padding:50px 0 110px;text-align:center}
.site-footer .brand{justify-content:center;margin-bottom:8px}
.site-footer .slogan{color:var(--muted);font-size:14px;margin-bottom:24px}
.footer-bottom{color:var(--muted);font-size:13px;margin-top:24px;font-family:'JetBrains Mono',monospace}
@media(min-width:600px){.site-footer{padding-bottom:60px}}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(10,14,20,.92);backdrop-filter:blur(10px);
  border-top:1px solid var(--border);
}
.sticky-cta .btn{width:100%}
@media(min-width:768px){.sticky-cta{display:none}}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .marquee-track,.pulse,.badge .dot{animation:none}
}

/* ---------- Form error + submit loading ---------- */
.form-error{display:none;text-align:center;font-size:14px;color:#FCA5A5;margin-top:12px;
  background:rgba(234,67,53,.12);border:1px solid rgba(234,67,53,.35);border-radius:10px;padding:10px 12px}
.form-error.show{display:block;animation:fadeIn .3s ease}
#submitBtn.loading{opacity:.75;pointer-events:none}
#submitBtn.loading .btn-label::after{content:" ...";}

/* ============ GIFT SECTION ============ */
.hl-orange{color:var(--green);text-shadow:0 0 18px rgba(52,168,83,.45)}
.hl-red{color:var(--green);text-shadow:0 0 18px rgba(52,168,83,.45)}
.gift-section{background:radial-gradient(120% 90% at 50% 0%, rgba(52,168,83,.08), transparent 60%), var(--bg-2)}
.gift-grid{margin-top:8px}
.gift-card{position:relative;border:1px solid var(--border);
  background:linear-gradient(180deg, rgba(52,168,83,.06), var(--card));
  display:flex;flex-direction:column;gap:8px;overflow:hidden}
.gift-card::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:0 0 0 1px rgba(52,168,83,.12), 0 0 30px rgba(52,168,83,.12) inset}
.gift-card .gift-ico{font-size:40px;line-height:1}
.gift-card h3{color:#fff;font-size:20px;margin:2px 0}
.gift-card p{color:var(--muted);font-size:15px;line-height:1.6}
.gift-card p b{color:#E6EDF3;font-weight:700}
.gift-value{margin-top:auto;display:inline-block;align-self:flex-start;
  font-size:12px;font-weight:700;letter-spacing:.5px;color:var(--green);
  background:rgba(52,168,83,.12);border:1px solid var(--border-glow);
  border-radius:999px;padding:6px 12px}

/* ============ COUNTDOWN + SEATS ============ */
.countdown-section{background:radial-gradient(120% 90% at 50% 0%, rgba(52,168,83,.10), transparent 60%), var(--bg-alt);text-align:center}
.countdown{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;margin:6px 0 28px}
.cd-box{display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:78px;padding:14px 10px;border-radius:14px;
  background:var(--card);border:1px solid var(--border-glow);
  box-shadow:0 0 24px rgba(52,168,83,.14) inset}
.cd-num{font-family:'JetBrains Mono','Courier New',monospace;font-size:38px;font-weight:800;color:#fff;line-height:1;
  text-shadow:0 0 18px rgba(52,168,83,.5)}
.cd-lbl{margin-top:6px;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.cd-sep{font-size:32px;font-weight:800;color:var(--green);opacity:.7;align-self:flex-start;margin-top:14px}
@media(max-width:520px){
  .cd-box{min-width:62px;padding:11px 7px}
  .cd-num{font-size:28px}
  .cd-sep{font-size:24px;margin-top:11px}
}
.seats{max-width:520px;margin:0 auto}
.seats-bar{height:14px;border-radius:999px;background:rgba(255,255,255,.06);
  border:1px solid var(--border);overflow:hidden}
.seats-fill{height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,var(--green-dark),var(--green));
  box-shadow:0 0 16px rgba(52,168,83,.5);
  transition:width 1.4s cubic-bezier(.22,1,.36,1)}
.seats-txt{margin-top:12px;font-size:15px;color:#E6EDF3}
.seats-txt b{font-weight:800}
.seats-dot{display:inline-block;width:9px;height:9px;border-radius:50%;
  background:var(--green);box-shadow:0 0 10px var(--green);margin-right:7px;
  animation:blink 1.6s infinite;vertical-align:middle}