:root {
  --pt-orange: #EE4C2C;
  --pt-orange-soft: #FFF3F0;
  --pt-orange-border: #FFD9CE;
  --pt-ink: #0F1113;
  --pt-charcoal: #262626;
  --pt-gray-700: #4A4A4A;
  --pt-gray-500: #77787B;
  --pt-gray-300: #D8D8DB;
  --pt-gray-200: #E8E8EA;
  --pt-gray-100: #F3F3F5;
  --pt-bg: #FFFFFF;
  --pt-bg-soft: #FAFAFB;
  --font-display: "Red Hat Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-display);
  background: var(--pt-bg);
  color: var(--pt-ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle tech-grid background */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(15,17,19,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15,17,19,0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 90%);
  pointer-events: none;
}

/* Corner brackets (tech style) */
.corner {
  position: fixed;
  width: 24px;
  height: 24px;
  border-color: var(--pt-gray-300);
  z-index: 5;
  pointer-events: none;
}
.corner.tl { top: 24px; left: 24px; border-top: 2px solid; border-left: 2px solid; }
.corner.tr { top: 24px; right: 24px; border-top: 2px solid; border-right: 2px solid; }
.corner.bl { bottom: 24px; left: 24px; border-bottom: 2px solid; border-left: 2px solid; }
.corner.br { bottom: 24px; right: 24px; border-bottom: 2px solid; border-right: 2px solid; }

/* Layout */
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

/* Nav */
nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--pt-gray-200);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  max-width: 1280px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--pt-ink);
  text-decoration: none;
}
.brand .flame {
  height: 28px;
  width: auto;
  max-height: 28px;
  display: inline-block;
  object-fit: contain;
}
.brand .sep {
  color: var(--pt-gray-300);
  font-weight: 400;
  margin: 0 2px;
}
.brand .location {
  color: var(--pt-gray-700);
  font-weight: 500;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  color: var(--pt-charcoal);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--pt-orange); }
.nav-cta {
  background: var(--pt-ink);
  color: white !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  transition: background 0.15s;
}
.nav-cta:hover { background: var(--pt-orange) !important; color: white !important; }

/* Hero */
.hero {
  padding: 96px 0 64px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 72px;
  align-items: center;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--pt-orange);
  background: var(--pt-orange-soft);
  border: 1px solid var(--pt-orange-border);
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 28px;
}
.kicker .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pt-orange);
  box-shadow: 0 0 0 0 rgba(238,76,44,0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(238,76,44,0.5); }
  70% { box-shadow: 0 0 0 8px rgba(238,76,44,0); }
  100% { box-shadow: 0 0 0 0 rgba(238,76,44,0); }
}

h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 5.2vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--pt-ink);
  margin-bottom: 24px;
}
h1 .accent { color: var(--pt-orange); }

.subtitle {
  font-size: 19px;
  color: var(--pt-gray-700);
  max-width: 540px;
  margin-bottom: 20px;
  line-height: 1.55;
}
.subtitle-sm {
  font-size: 15px;
  color: var(--pt-gray-500);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.55;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  padding: 14px 22px;
  border-radius: 10px;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.15s ease, background 0.15s;
}
.btn-primary {
  background: var(--pt-orange);
  color: white;
  box-shadow: 0 6px 18px -6px rgba(238,76,44,0.5);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -8px rgba(238,76,44,0.6);
}
.btn-primary:disabled, .btn-primary.soon {
  background: var(--pt-gray-100);
  color: var(--pt-gray-500);
  box-shadow: none;
  cursor: not-allowed;
  border: 2px dashed var(--pt-gray-300);
}
.btn-primary.soon:hover { transform: none; }
.btn-secondary {
  background: transparent;
  color: var(--pt-ink);
  border-color: var(--pt-gray-300);
}
.btn-secondary:hover {
  border-color: var(--pt-ink);
  background: var(--pt-bg-soft);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: white;
  border: 1px solid var(--pt-gray-200);
  color: var(--pt-charcoal);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 999px;
}
.badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pt-orange);
}

/* Terminal */
.terminal {
  background: #1E1F22;
  border-radius: 14px;
  box-shadow:
    0 24px 60px -20px rgba(15,17,19,0.35),
    0 8px 24px -12px rgba(15,17,19,0.25),
    0 0 0 1px rgba(15,17,19,0.06);
  overflow: hidden;
  font-family: var(--font-mono);
  transform: perspective(1400px) rotateY(-3deg) rotateX(1deg);
  transition: transform 0.3s ease;
}
.terminal:hover {
  transform: perspective(1400px) rotateY(-1deg) rotateX(0deg);
}
.terminal-bar {
  background: #2A2C31;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid #35373D;
}
.terminal-bar .dots {
  display: flex;
  gap: 7px;
}
.terminal-bar .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.terminal-bar .red { background: #FF5F57; }
.terminal-bar .yellow { background: #FEBC2E; }
.terminal-bar .green { background: #28C840; }
.terminal-bar .title {
  color: #9DA0A6;
  font-size: 12px;
  font-weight: 500;
  flex: 1;
  text-align: center;
  letter-spacing: 0.02em;
}
.terminal-body {
  padding: 22px 22px 26px;
  color: #E5E7EB;
  font-size: 14px;
  line-height: 1.7;
}
.term-prompt { color: #EE4C2C; margin-right: 8px; font-weight: 700; }
.term-cmd { color: #E5E7EB; }
.term-comment { color: #6B7280; }
.term-ok { color: #4ADE80; }
.term-flame { color: #EE4C2C; }
.term-you { color: #9DA0A6; }
.term-key { color: #FCD34D; }
.term-dim { color: #71757D; }
.term-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background: #EE4C2C;
  vertical-align: text-bottom;
  animation: blink 1s steps(2) infinite;
  margin-left: 4px;
}
@keyframes blink { 50% { opacity: 0; } }

/* Sections */
section {
  padding: 88px 0;
  position: relative;
}
section.alt {
  background: var(--pt-bg-soft);
  border-top: 1px solid var(--pt-gray-200);
  border-bottom: 1px solid var(--pt-gray-200);
}
.section-head {
  margin-bottom: 48px;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pt-orange);
  margin-bottom: 12px;
  display: block;
}
h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 3.4vw, 42px);
  letter-spacing: -0.02em;
  color: var(--pt-ink);
  line-height: 1.1;
}
h2 .accent { color: var(--pt-orange); }

.section-lead {
  color: var(--pt-gray-700);
  font-size: 17px;
  max-width: 620px;
  margin-top: 16px;
}

/* Event card */
.event-card {
  background: white;
  border: 1px solid var(--pt-gray-200);
  border-radius: 18px;
  padding: 40px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  box-shadow: 0 4px 24px -12px rgba(15,17,19,0.08);
}
.date-block {
  background: var(--pt-ink);
  color: white;
  border-radius: 14px;
  padding: 22px 26px;
  text-align: center;
  min-width: 140px;
  position: relative;
  overflow: hidden;
}
.date-block::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  background: var(--pt-orange);
}
.date-block .month {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--pt-orange);
  text-transform: uppercase;
  padding-top: 8px;
}
.date-block .day {
  font-weight: 900;
  font-size: 52px;
  line-height: 1;
  margin: 6px 0 2px;
  letter-spacing: -0.02em;
}
.date-block .year {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  font-weight: 500;
}
.event-body h3 {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
  color: var(--pt-ink);
}
.event-body p {
  color: var(--pt-gray-700);
  font-size: 15px;
}
.event-meta {
  display: flex;
  gap: 18px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.event-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--pt-gray-500);
  font-size: 13px;
  font-family: var(--font-mono);
}
.event-meta svg {
  width: 14px;
  height: 14px;
  stroke: var(--pt-gray-500);
}

/* Topic tags */
.tag-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 40px;
  margin-bottom: 48px;
}
.tag {
  display: inline-flex;
  align-items: center;
  background: white;
  border: 1px solid var(--pt-gray-200);
  color: var(--pt-charcoal);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 13px;
  padding: 10px 18px;
  border-radius: 999px;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.tag:hover {
  border-color: var(--pt-orange);
  color: var(--pt-orange);
}
.tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pt-gray-300);
  margin-right: 10px;
  transition: background 0.15s;
}
.tag:hover::before { background: var(--pt-orange); }

/* Propose CTA */
.propose-cta {
  margin-top: 48px;
  background: var(--pt-ink);
  color: white;
  border-radius: 18px;
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.propose-cta::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--pt-orange);
}
.propose-cta::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(238,76,44,0.15), transparent 70%);
  pointer-events: none;
}
.propose-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: -0.02em;
}
.propose-sub {
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  margin-top: 4px;
}
.propose-cta .btn-primary {
  z-index: 1;
}

/* Organizers */
.org-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 40px;
  max-width: 720px;
}
.org-card {
  display: flex;
  align-items: center;
  gap: 18px;
  background: white;
  border: 1px solid var(--pt-gray-200);
  border-radius: 14px;
  padding: 20px 22px;
}
.org-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--pt-orange), #FF8163);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 22px;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}
.org-name {
  font-weight: 700;
  font-size: 16px;
  color: var(--pt-ink);
}
.org-role {
  font-size: 13px;
  color: var(--pt-gray-500);
  font-family: var(--font-mono);
}

/* Footer */
footer {
  background: var(--pt-ink);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 40px;
  margin-top: 40px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
}
footer .brand { color: white; }
footer .brand .location { color: rgba(255,255,255,0.6); }
footer .brand .sep { color: rgba(255,255,255,0.3); }
.footer-tag {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-top: 12px;
  max-width: 380px;
  line-height: 1.6;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 13px;
}
.footer-links a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--pt-orange); }
.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom .disclaim {
  max-width: 640px;
}

/* Responsive */
@media (max-width: 900px) {
  .wrap, .nav-inner { padding: 0 24px; }
  .nav-inner { padding: 16px 24px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { padding: 56px 0 32px; }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .terminal { transform: none; }
  .event-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .event-meta { justify-content: center; }
  .date-block { justify-self: center; }
  .corner { display: none; }
  section { padding: 60px 0; }
  .footer-links { text-align: left; }
}

@media (max-width: 500px) {
  h1 { font-size: 40px; }
  .terminal-body { font-size: 12px; padding: 16px; }
  .kicker { font-size: 11px; }
}