/* ============================================================
   CIPHATHON 2026 — Cyber Hackathon Design System v2
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&family=Outfit:wght@300;400;500;600;700;800;900&family=Orbitron:wght@400;500;600;700;800;900&display=swap');

:root {
  --cyber-black: #020202;
  --cyber-dark: #0a0a0a;
  --cyber-green: #a2ff00;
  --cyber-blue: #00e5ff;
  --cyber-red: #ff003c;
  --cyber-purple: #b44aff;
  --zinc-400: #a1a1aa;
  --zinc-500: #71717a;
  --zinc-600: #52525b;
  --zinc-700: #3f3f46;
  --zinc-800: #27272a;
  --white-5: rgba(255, 255, 255, 0.05);
  --white-10: rgba(255, 255, 255, 0.1);
  --white-20: rgba(255, 255, 255, 0.2);
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
  --font-hero: 'Orbitron', 'Outfit', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  width: 100%;
}

body {
  background-color: var(--cyber-black);
  color: #fff;
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--cyber-green);
  color: #000;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

button,
input,
select,
textarea {
  font-family: inherit;
  color: inherit;
}

/* — Scanline Overlay — */
.scanlines {
  position: relative;
}

.scanlines::before {
  content: "";
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background:
    linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.12) 50%),
    linear-gradient(90deg, rgba(255, 0, 0, 0.02), rgba(0, 255, 0, 0.015), rgba(0, 0, 255, 0.02));
  background-size: 100% 4px, 3px 100%;
  z-index: 5;
  pointer-events: none;
}

/* — Grid Background — */
.grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(162, 255, 0, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(162, 255, 0, 0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 0;
  pointer-events: none;
  animation: gridPulse 8s ease-in-out infinite;
}

@keyframes gridPulse {

  0%,
  100% {
    opacity: 0.3;
  }

  50% {
    opacity: 0.7;
  }
}

/* ============================================================
   NAVIGATION / TOP HUD
   ============================================================ */
.top-hud {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid var(--white-5);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(2, 2, 2, 0.7);
}

.hud-brand h1 {
  font-family: var(--font-hero);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.1em;
  color: var(--cyber-green);
  text-shadow: 0 0 20px rgba(162, 255, 0, 0.3);
}

.hud-brand .hud-sub {
  font-size: 0.5rem;
  color: var(--zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.4em;
  margin-top: 0.35rem;
}

.hud-status {
  display: flex;
  gap: 2.5rem;
  font-size: 0.625rem;
  color: var(--zinc-400);
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.hud-status .status-live {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hud-status .status-live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyber-green);
  box-shadow: 0 0 8px var(--cyber-green), 0 0 20px rgba(162, 255, 0, 0.3);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.3;
    transform: scale(0.8);
  }
}

.nav-links {
  display: flex;
  gap: 2rem;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: #fff;
  margin-top: 0.5rem;
  align-items: center;
}

.nav-links a {
  transition: all 0.3s;
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a:hover {
  color: var(--cyber-green);
  text-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyber-green);
  box-shadow: 0 0 6px var(--cyber-green);
  transition: width 0.3s;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Register button in nav */
.nav-register-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  border: 2px solid var(--cyber-green);
  border-radius: 0;
  background: var(--cyber-green);
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  color: #000;
  font-weight: 800;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  box-shadow: 0 0 15px rgba(162, 255, 0, 0.3), 0 0 30px rgba(162, 255, 0, 0.1);
  cursor: pointer;
  animation: navBtnPulse 2.5s ease-in-out infinite;
}

@keyframes navBtnPulse {

  0%,
  100% {
    box-shadow: 0 0 15px rgba(162, 255, 0, 0.3), 0 0 30px rgba(162, 255, 0, 0.1);
  }

  50% {
    box-shadow: 0 0 20px rgba(162, 255, 0, 0.5), 0 0 40px rgba(162, 255, 0, 0.2);
  }
}

.nav-register-btn::after {
  display: none !important;
}

.nav-register-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #fff;
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
}

.nav-register-btn:hover::before {
  left: 0;
}

.nav-register-btn:hover {
  color: #000;
  border-color: #fff;
  box-shadow: 0 4px 25px rgba(255, 255, 255, 0.35);
  text-shadow: none;
  animation: none;
}

.nav-register-btn span {
  position: relative;
  z-index: 1;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 1.5rem 3rem;
  border-bottom: 1px solid var(--white-5);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  width: 80vw;
  height: 80vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(162, 255, 0, 0.06) 0%, rgba(0, 229, 255, 0.02) 40%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: heroGlow 6s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% {
    transform: translate(-50%, -50%) scale(0.9);
    opacity: 0.6;
  }

  100% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 1;
  }
}

/* — 3D Globe Canvas — */
#heroGlobeCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-family: var(--font-hero);
  font-size: clamp(2rem, 8vw, 5.5rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 80px rgba(255, 255, 255, 0.06);
  position: relative;
  white-space: nowrap;
}

.hero-title .accent {
  color: var(--cyber-green);
  text-shadow: 0 0 40px rgba(162, 255, 0, 0.4), 0 0 80px rgba(162, 255, 0, 0.15);
  animation: accentPulse 3s ease-in-out infinite;
}

@keyframes accentPulse {

  0%,
  100% {
    text-shadow: 0 0 40px rgba(162, 255, 0, 0.4);
  }

  50% {
    text-shadow: 0 0 60px rgba(162, 255, 0, 0.7), 0 0 120px rgba(162, 255, 0, 0.2);
  }
}

.hero-subtitle {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--cyber-green);
  margin-top: 1.5rem;
  text-shadow: 0 0 20px rgba(162, 255, 0, 0.3);
}

/* — Countdown — */
.countdown-label-text {
  font-family: var(--font-hero);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--cyber-green);
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 15px rgba(162, 255, 0, 0.3);
  animation: labelPulse 3s ease-in-out infinite;
}

@keyframes labelPulse {

  0%,
  100% {
    opacity: 0.7;
  }

  50% {
    opacity: 1;
  }
}

.countdown-wrapper {
  display: flex;
  justify-content: center;
  gap: 3rem;
  border-top: 1px solid var(--white-10);
  border-bottom: 1px solid var(--white-10);
  padding: 2rem 0;
  margin-top: 1rem;
}

/* Hero Register Now Button */
.hero-register-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding: 1rem 2.5rem;
  background: var(--cyber-green);
  border: 2px solid var(--cyber-green);
  color: #000;
  font-family: var(--font-hero);
  font-weight: 800;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 2;
}

.hero-register-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #fff;
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
}

.hero-register-btn:hover::before {
  left: 0;
}

.hero-register-btn:hover {
  color: #000;
  border-color: #fff;
  box-shadow: 0 0 40px rgba(255, 255, 255, 0.2), 0 0 80px rgba(255, 255, 255, 0.1);
  animation: none;
}

.hero-register-btn span {
  position: relative;
  z-index: 1;
}

.hero-register-btn svg {
  width: 18px;
  height: 18px;
  position: relative;
  z-index: 1;
  transition: transform 0.3s;
}

.hero-register-btn:hover svg {
  transform: translateX(4px);
}

/* Glowing pulse animation for the button */
@keyframes btnGlow {

  0%,
  100% {
    box-shadow: 0 0 10px rgba(162, 255, 0, 0.2);
  }

  50% {
    box-shadow: 0 0 25px rgba(162, 255, 0, 0.4), 0 0 50px rgba(162, 255, 0, 0.15);
  }
}

.hero-register-btn {
  animation: btnGlow 3s ease-in-out infinite;
}

/* MIT-WPU Students secondary CTA button (hero) */
.hero-mit-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  padding: 0.7rem 1.8rem;
  background: transparent;
  border: 1.5px solid rgba(0, 229, 255, 0.5);
  color: var(--cyber-blue);
  font-family: var(--font-hero);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 2;
}

.hero-mit-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 229, 255, 0.08);
  opacity: 0;
  transition: opacity 0.3s;
}

.hero-mit-btn:hover {
  border-color: var(--cyber-blue);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.25), 0 0 40px rgba(0, 229, 255, 0.1);
  color: #fff;
  transform: translateY(-2px);
}

.hero-mit-btn:hover::before {
  opacity: 1;
}

.hero-mit-btn svg {
  transition: transform 0.3s;
  stroke: currentColor;
}

.hero-mit-btn:hover svg {
  transform: scale(1.1);
}

/* MIT-WPU Students nav button (cyan variant) */
.nav-mit-btn {
  background: transparent !important;
  border-color: var(--cyber-blue) !important;
  color: var(--cyber-blue) !important;
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.2) !important;
  animation: mitBtnPulse 2.5s ease-in-out infinite !important;
}

.nav-mit-btn span {
  color: var(--cyber-blue);
}

.nav-mit-btn::before {
  background: rgba(0, 229, 255, 0.15) !important;
}

.nav-mit-btn:hover {
  color: #fff !important;
  border-color: var(--cyber-blue) !important;
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.35) !important;
}

@keyframes mitBtnPulse {

  0%,
  100% {
    box-shadow: 0 0 12px rgba(0, 229, 255, 0.2);
  }

  50% {
    box-shadow: 0 0 22px rgba(0, 229, 255, 0.4), 0 0 40px rgba(0, 229, 255, 0.15);
  }
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.countdown-value {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 900;
  font-family: var(--font-hero);
  color: #fff;
  line-height: 1;
  min-width: 2.5ch;
  text-align: center;
  text-shadow: 0 0 20px rgba(162, 255, 0, 0.15);
  transition: text-shadow 0.3s;
}

.countdown-unit:hover .countdown-value {
  text-shadow: 0 0 30px rgba(162, 255, 0, 0.4);
  color: var(--cyber-green);
}

.countdown-label {
  font-size: 0.65rem;
  color: var(--zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.4em;
  margin-top: 0.5rem;
}

/* Separator dots between units */
.countdown-unit+.countdown-unit::before {
  content: ":";
  position: absolute;
  left: -1.7rem;
  top: 0.3rem;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  color: var(--zinc-700);
  animation: colonBlink 1s step-end infinite;
}

@keyframes colonBlink {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.2;
  }
}

/* ============================================================
   MISSION DOSSIER
   ============================================================ */
.mission {
  padding: 4rem 2rem;
  max-width: 80rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

.mission-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.mission-header .line {
  width: 5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyber-green), transparent);
  box-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.mission-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mission-desc {
  font-size: 1.15rem;
  color: var(--zinc-400);
  font-weight: 300;
  line-height: 1.8;
  font-family: var(--font-sans);
  max-width: 52rem;
}

.mission-desc strong {
  color: #fff;
  font-weight: 600;
}

/* — Dossier Cards — */
.dossier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.dossier-card {
  padding: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.dossier-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyber-green), var(--cyber-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.dossier-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top left, rgba(162, 255, 0, 0.05), transparent 70%);
  opacity: 0;
  transition: opacity 0.5s;
}

.dossier-card:hover::before {
  transform: scaleX(1);
}

.dossier-card:hover::after {
  opacity: 1;
}

.dossier-card:hover {
  border-color: rgba(162, 255, 0, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 30px rgba(162, 255, 0, 0.05);
}

.dossier-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--cyber-green);
  margin-bottom: 1.5rem;
  transition: all 0.4s;
  filter: drop-shadow(0 0 6px rgba(162, 255, 0, 0.3));
}

.dossier-card:hover .dossier-icon {
  transform: scale(1.2) rotate(-5deg);
  filter: drop-shadow(0 0 12px rgba(162, 255, 0, 0.5));
}

.dossier-card h4 {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.dossier-card p {
  font-size: 0.625rem;
  color: var(--zinc-500);
  text-transform: uppercase;
  line-height: 1.8;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
}

/* ============================================================
   PRESS RELEASE
   ============================================================ */
.press-release {
  padding: 6rem 2rem;
  max-width: 80rem;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

.pr-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 4rem;
}

.pr-header .line {
  width: 5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyber-blue), transparent);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.3);
}

.pr-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
}

.pr-full-article {
  background: rgba(2, 2, 2, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 4rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 229, 255, 0.05);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.pr-full-article:hover {
  border-color: rgba(0, 229, 255, 0.3);
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.8), 0 0 60px rgba(0, 229, 255, 0.15);
  transform: translateY(-4px);
}

.pr-full-article::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--cyber-purple), var(--cyber-green));
}

.pr-article-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 2.5rem;
  text-shadow: 0 0 30px rgba(0, 229, 255, 0.2);
}

.pr-article-images {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
  align-items: flex-start;
}

.pr-article-images .pr-image-wrapper {
  flex: 1;
  width: 100%;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8);
  aspect-ratio: 16/9;
}

.pr-article-images .pr-image-wrapper::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  pointer-events: none;
}

.pr-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
  filter: contrast(1.1) brightness(0.9);
}

.pr-article-images .pr-image-wrapper:hover .pr-image {
  transform: scale(1.06);
  filter: contrast(1.2) brightness(1.1);
}

.pr-article-body {
  font-family: var(--font-sans);
  color: #fff;
  font-size: 1.15rem;
  line-height: 1.8;
  columns: 1;
}

@media (min-width: 1000px) {
  .pr-article-body {
    columns: 2;
    column-gap: 3rem;
  }
}

.pr-article-body p {
  margin-bottom: 1.5rem;
  break-inside: avoid;
}

.pr-article-body p:last-child {
  margin-bottom: 0;
}

@media (max-width: 900px) {
  .pr-full-article {
    padding: 2rem;
  }
  .pr-article-images {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* ============================================================
   SPONSORS
   ============================================================ */
.sponsors {
  padding: 3rem 2rem;
  border-top: 1px solid var(--white-5);
  border-bottom: 1px solid var(--white-5);
  text-align: center;
}

.sponsors h3 {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.5em;
  color: var(--zinc-600);
  margin-bottom: 3rem;
}

/* ============================================================
   PARTNER LOGOS
   ============================================================ */
.partners-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6rem;
  flex-wrap: wrap;
}

.organizer-row {
  margin-bottom: 4rem;
}

.partner-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  width: 320px;
}

.organizer-group {
  width: auto;
  max-width: 100%;
}

.organizer-logos-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
}

.partner-role {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.35em;
  color: var(--cyber-green);
  font-family: var(--font-mono);
  text-shadow: 0 0 10px rgba(162, 255, 0, 0.2);
  text-align: center;
}

.partner-logo {
  height: 130px;
  width: auto;
  max-width: 320px;
  object-fit: contain;
  opacity: 0.95;
  transition: all 0.4s ease;
  background-color: white;
  padding: 16px 24px;
  border-radius: 12px;
  position: relative;
  z-index: 10;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5), 0 0 15px rgba(255, 255, 255, 0.05);
}

.organizer-logo {
  height: 150px;
  max-width: 360px;
  opacity: 1;
  padding: 24px 32px;
}

.dark-bg-logo {
  background-color: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
}

.zoom-logo {
  padding: 4px 12px !important;
}

.partner-logo:hover {
  opacity: 1;
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6), 0 0 25px rgba(255, 255, 255, 0.15);
}

.partners-divider {
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyber-blue), transparent);
  margin: 3.5rem auto;
}

.partner-separator {
  width: 2px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--white-20), transparent);
}

/* ============================================================
   EVENT STRUCTURE
   ============================================================ */
.structure-section {
  padding: 3rem 2rem;
  max-width: 70rem;
  margin: 0 auto;
  border-top: 1px solid var(--white-5);
}

.structure-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.structure-header .line {
  width: 5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyber-green), transparent);
  box-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.structure-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.structure-intro {
  font-size: 1.1rem;
  color: var(--zinc-400);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.8;
  max-width: 50rem;
  margin-bottom: 3rem;
}

.structure-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.structure-card {
  padding: 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.structure-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyber-green), var(--cyber-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.structure-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--cyber-purple), var(--cyber-blue));
}

.structure-card:hover::before {
  transform: scaleX(1);
}

.structure-card:hover {
  border-color: rgba(162, 255, 0, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5), 0 0 30px rgba(162, 255, 0, 0.03);
}

.structure-card:nth-child(2):hover {
  border-color: rgba(180, 74, 255, 0.2);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5), 0 0 30px rgba(180, 74, 255, 0.03);
}

.structure-card-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--cyber-green);
  border: 1px solid rgba(162, 255, 0, 0.3);
  padding: 0.35rem 1rem;
  margin-bottom: 1.5rem;
}

.hackathon-badge {
  color: var(--cyber-purple);
  border-color: rgba(180, 74, 255, 0.3);
}

.structure-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.structure-tag {
  display: inline-block;
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--cyber-green);
  margin-bottom: 1.5rem;
  text-shadow: 0 0 10px rgba(162, 255, 0, 0.2);
}

.tag-purple {
  color: var(--cyber-purple);
  text-shadow: 0 0 10px rgba(180, 74, 255, 0.2);
}

.structure-card-desc {
  font-size: 0.8rem;
  color: var(--zinc-400);
  font-family: var(--font-sans);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.structure-list {
  list-style: none;
  padding: 0;
  margin-bottom: 2rem;
}

.structure-list li {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--zinc-400);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--white-5);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  transition: all 0.3s;
}

.structure-list li:hover {
  color: #fff;
  padding-left: 0.5rem;
}

.list-marker {
  color: var(--cyber-green);
  font-weight: 700;
  text-shadow: 0 0 8px rgba(162, 255, 0, 0.3);
}

.purple-marker {
  color: var(--cyber-purple);
  text-shadow: 0 0 8px rgba(180, 74, 255, 0.3);
}

.structure-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--white-5);
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--zinc-600);
}

/* Structure subtitle headers */
.structure-subtitle {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--cyber-green);
  margin: 1.5rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(162, 255, 0, 0.1);
}

.structure-card:first-child .structure-subtitle {
  color: var(--cyber-purple);
  border-bottom-color: rgba(180, 74, 255, 0.1);
}

/* Rounds area */
.structure-rounds {
  margin: 0.75rem 0 1.5rem;
}

.structure-note {
  font-size: 0.75rem;
  color: var(--zinc-400);
  font-family: var(--font-sans);
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border-left: 3px solid var(--cyber-purple);
  background: rgba(180, 74, 255, 0.04);
}

.structure-note strong {
  color: #fff;
}

.round-block {
  margin-bottom: 1.25rem;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.3s;
}

.round-block:hover {
  border-color: rgba(162, 255, 0, 0.15);
  background: rgba(162, 255, 0, 0.02);
}

.round-block h5 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.round-tag {
  font-size: 0.5rem;
  font-family: var(--font-mono);
  padding: 0.2rem 0.6rem;
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--cyber-blue);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border-radius: 2px;
  font-weight: 400;
}

.round-details {
  list-style: none;
  padding: 0;
}

.round-details li {
  font-size: 0.7rem;
  color: var(--zinc-400);
  font-family: var(--font-sans);
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--white-5);
  line-height: 1.6;
}

.round-details li:last-child {
  border-bottom: none;
}

.round-details li strong {
  color: #fff;
  font-weight: 600;
}

/* ============================================================
   PEOPLE SECTION
   ============================================================ */
.people-section {
  padding: 3rem 2rem;
  max-width: 70rem;
  margin: 0 auto;
  border-top: 1px solid var(--white-5);
}

.people-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 4rem;
}

.people-header .line {
  width: 5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyber-green), transparent);
  box-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.people-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.people-category {
  margin-bottom: 4rem;
}

.people-category-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--cyber-green);
  padding-bottom: 1rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(162, 255, 0, 0.15);
  text-shadow: 0 0 15px rgba(162, 255, 0, 0.2);
}

.people-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.person-card {
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-align: center;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.person-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyber-green), var(--cyber-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.person-card:hover::before {
  transform: scaleX(1);
}

.person-card:hover {
  border-color: rgba(162, 255, 0, 0.2);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5), 0 0 25px rgba(162, 255, 0, 0.04);
}

.person-img-wrapper {
  width: 140px;
  height: 140px;
  margin: 0 auto 1.5rem;
  position: relative;
  border: 2px dashed var(--zinc-700);
  overflow: hidden;
  transition: border-color 0.4s;
}

.person-card:hover .person-img-wrapper {
  border-color: var(--cyber-green);
  box-shadow: 0 0 15px rgba(162, 255, 0, 0.1);
}

.person-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Placeholder overlay — shown when img src is empty */
.person-img-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--zinc-600);
  background: rgba(255, 255, 255, 0.02);
  text-align: center;
  line-height: 1.6;
}

.person-card h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.35rem;
}

.person-role {
  display: block;
  font-size: 0.55rem;
  color: var(--cyber-green);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.75rem;
  text-shadow: 0 0 8px rgba(162, 255, 0, 0.15);
}

.person-bio {
  font-size: 0.6rem;
  color: var(--zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1.7;
}

/* ============================================================
   RULES SECTION
   ============================================================ */
.rules-section {
  padding: 4rem 2rem;
  max-width: 60rem;
  margin: 0 auto;
  border-top: 1px solid var(--white-5);
}

.rules-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 4rem;
}

.rules-header .line {
  width: 5rem;
  height: 1px;
  background: linear-gradient(90deg, var(--cyber-green), transparent);
  box-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.rules-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.5vw, 2rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.rules-block {
  margin-bottom: 4rem;
}

.rules-block-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyber-green);
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(162, 255, 0, 0.15);
  text-shadow: 0 0 15px rgba(162, 255, 0, 0.2);
}

.rules-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--cyber-green);
  filter: drop-shadow(0 0 6px rgba(162, 255, 0, 0.3));
  flex-shrink: 0;
}

.rules-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.rule-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-top: none;
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.rule-item:first-child {
  border-top: 1px solid var(--white-5);
}

.rule-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--cyber-green);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.rule-item:hover::before {
  transform: scaleY(1);
}

.rule-item:hover {
  background: rgba(162, 255, 0, 0.02);
  border-color: rgba(162, 255, 0, 0.15);
  transform: translateX(6px);
}

.rule-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--zinc-800);
  min-width: 2.5rem;
  line-height: 1;
  transition: color 0.4s;
}

.rule-item:hover .rule-number {
  color: rgba(162, 255, 0, 0.3);
  text-shadow: 0 0 20px rgba(162, 255, 0, 0.15);
}

.rule-item h4 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.rule-item p {
  font-size: 0.9rem;
  color: var(--zinc-500);
  line-height: 1.8;
  font-family: var(--font-sans);
}

.rule-item p strong {
  color: var(--cyber-red);
  font-weight: 600;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: 6rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-top: 1px solid var(--white-5);
  background: linear-gradient(to top, rgba(162, 255, 0, 0.04), transparent 60%);
  text-align: center;
  position: relative;
}

.cta-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  transition: all 0.5s;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 5.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 1;
  transition: all 0.5s;
}

.cta-link:hover .cta-title {
  color: var(--cyber-green);
  text-shadow: 0 0 60px rgba(162, 255, 0, 0.2), 0 0 120px rgba(162, 255, 0, 0.1);
  letter-spacing: 0.1em;
}

.cta-sub {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--zinc-500);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5em;
}

.cta-sub .line {
  width: 5rem;
  height: 1px;
  background: var(--zinc-800);
  transition: all 0.5s;
}

.cta-link:hover .cta-sub .line {
  background: var(--cyber-green);
  box-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
  width: 8rem;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  padding: 2.5rem;
  border-top: 1px solid var(--white-5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.625rem;
  color: var(--zinc-600);
  text-transform: uppercase;
}

/* ============================================================
   REGISTRATION PAGE
   ============================================================ */
.register-page {
  min-height: 100vh;
  background: var(--cyber-black);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

/* Animated background orbs */
.register-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: orbFloat 10s ease-in-out infinite;
}

.register-orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(162, 255, 0, 0.04);
  top: -100px;
  left: -100px;
  animation-delay: 0s;
}

.register-orb-2 {
  width: 300px;
  height: 300px;
  background: rgba(0, 229, 255, 0.04);
  bottom: -50px;
  right: -50px;
  animation-delay: -5s;
}

.register-orb-3 {
  width: 200px;
  height: 200px;
  background: rgba(180, 74, 255, 0.03);
  top: 50%;
  right: 20%;
  animation-delay: -3s;
}

@keyframes orbFloat {

  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }

  33% {
    transform: translate(30px, -20px) scale(1.05);
  }

  66% {
    transform: translate(-20px, 30px) scale(0.95);
  }
}

.register-node-label {
  position: absolute;
  top: 2.5rem;
  left: 2.5rem;
  font-size: 0.625rem;
  color: var(--zinc-700);
  text-transform: uppercase;
  letter-spacing: 0.5em;
  z-index: 2;
}

.register-back-link {
  position: absolute;
  top: 2.5rem;
  right: 2.5rem;
  font-size: 0.625rem;
  color: var(--zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  transition: all 0.3s;
  z-index: 2;
}

.register-back-link:hover {
  color: var(--cyber-green);
  text-shadow: 0 0 10px rgba(162, 255, 0, 0.3);
}

.register-container {
  width: 100%;
  max-width: 56rem;
  border: 1px solid var(--white-10);
  padding: clamp(2rem, 5vw, 5rem);
  background: rgba(255, 255, 255, 0.01);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: 0 0 80px rgba(0, 0, 0, 0.5);
}

/* Animated border glow */
.register-container::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg,
      transparent 30%,
      rgba(162, 255, 0, 0.1),
      transparent 70%);
  z-index: -1;
  animation: borderGlow 4s linear infinite;
  background-size: 200% 200%;
}

@keyframes borderGlow {
  0% {
    background-position: 0% 0%;
  }

  100% {
    background-position: 200% 200%;
  }
}

.register-watermark {
  position: absolute;
  top: 0;
  right: 0;
  padding: 1rem;
  opacity: 0.03;
  font-size: 7.5rem;
  line-height: 1;
}

.register-header {
  margin-bottom: 4rem;
  animation: slideDown 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.register-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.register-header p {
  color: var(--zinc-600);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
}

/* — Form — */
.register-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  animation: fieldSlideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.input-group:nth-child(1) {
  animation-delay: 0.1s;
}

.input-group:nth-child(2) {
  animation-delay: 0.2s;
}

.input-group:nth-child(3) {
  animation-delay: 0.3s;
}

.input-group:nth-child(4) {
  animation-delay: 0.4s;
}

@keyframes fieldSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.input-group.full-width {
  grid-column: 1 / -1;
}

.input-group label {
  font-size: 0.625rem;
  color: var(--zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
  transition: color 0.3s;
}

.input-group:focus-within label {
  color: var(--cyber-green);
}

.input-group input,
.input-group select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--white-20);
  padding: 1rem 0;
  outline: none;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: #fff;
  transition: all 0.4s;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
}

.input-group input:focus,
.input-group select:focus {
  border-bottom-color: var(--cyber-green);
  box-shadow: 0 2px 0 0 rgba(162, 255, 0, 0.3);
}

.input-group input::placeholder {
  color: var(--zinc-700);
  transition: color 0.3s;
}

.input-group input:focus::placeholder {
  color: var(--zinc-600);
}

.input-group select option {
  background: #111;
  color: #fff;
  font-family: var(--font-mono);
}

.submit-btn {
  grid-column: 1 / -1;
  padding: 1.5rem;
  background: #fff;
  color: #000;
  border: none;
  font-family: var(--font-display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.4s;
  margin-top: 2.5rem;
  position: relative;
  overflow: hidden;
  animation: fieldSlideUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
  animation-delay: 0.5s;
}

.submit-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--cyber-green);
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 0;
}

.submit-btn:hover::before {
  left: 0;
}

.submit-btn:hover {
  box-shadow: 0 0 40px rgba(162, 255, 0, 0.15);
}

.submit-btn span {
  position: relative;
  z-index: 1;
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.submit-btn:disabled::before {
  display: none;
}

.submit-btn.success {
  background: var(--cyber-green);
  color: #000;
}

.status-message {
  grid-column: 1 / -1;
  text-align: center;
  font-size: 0.7rem;
  color: var(--cyber-blue);
  letter-spacing: 0.2em;
  animation: fadeInPulse 0.5s ease-out;
  margin-top: 1rem;
}

.status-message.error {
  color: var(--cyber-red);
}

.status-message.success {
  color: var(--cyber-green);
}

@keyframes fadeInPulse {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Loading spinner inside button */
.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: 0.5rem;
  vertical-align: middle;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ============================================================
   ANIMATIONS — Scroll Reveal
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.15s;
}

.reveal-delay-2 {
  transition-delay: 0.3s;
}

.reveal-delay-3 {
  transition-delay: 0.45s;
}

.reveal-delay-4 {
  transition-delay: 0.6s;
}

/* — Glitch — */
/* — Title Shine Sweep — */
@keyframes titleShine {
  0% {
    background-position: -200% center;
  }

  100% {
    background-position: 200% center;
  }
}

.glitch-hover {
  transition: text-shadow 0.4s ease, letter-spacing 0.4s ease;
}

.glitch-hover:hover {
  background: linear-gradient(90deg,
      #fff 0%,
      #fff 40%,
      var(--cyber-green) 50%,
      #fff 60%,
      #fff 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleShine 1.5s ease-in-out;
  letter-spacing: 0.08em;
}

/* — Typing Cursor — */
@keyframes blink-cursor {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0;
  }
}

.typing-cursor::after {
  content: "█";
  font-size: 0.8em;
  color: var(--cyber-green);
  animation: blink-cursor 1s step-end infinite;
  margin-left: 2px;
}

/* — Floating Particles — */
.particle-field {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--cyber-green);
  border-radius: 50%;
  opacity: 0;
  animation: float-up linear infinite;
}

@keyframes float-up {
  0% {
    opacity: 0;
    transform: translateY(100vh) scale(0);
  }

  10% {
    opacity: 0.6;
  }

  90% {
    opacity: 0.2;
  }

  100% {
    opacity: 0;
    transform: translateY(-10vh) scale(1);
  }
}

/* — Matrix Rain (optional, for hero) — */
.matrix-column {
  position: absolute;
  top: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: rgba(162, 255, 0, 0.14);
  writing-mode: vertical-lr;
  animation: matrixFall linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes matrixFall {
  0% {
    transform: translateY(-100%);
  }

  100% {
    transform: translateY(100vh);
  }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 1024px) {
  .mission {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .top-hud {
    padding: 1rem 1.25rem;
  }

  .hud-status,
  .nav-links {
    display: none;
  }

  .countdown-wrapper {
    gap: 1.5rem;
  }

  .countdown-unit+.countdown-unit::before {
    left: -1rem;
    font-size: 1.5rem;
  }

  .register-form {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .cta-title {
    font-size: clamp(1.5rem, 10vw, 3rem);
  }

  .structure-grid {
    grid-template-columns: 1fr;
  }

  .people-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .rule-item {
    gap: 1rem;
    padding: 1.25rem;
  }

  .rule-number {
    font-size: 1.2rem;
    min-width: 2rem;
  }

  .partners-row {
    gap: 3rem;
  }

  .partner-group {
    width: 100%;
    max-width: 240px;
  }

  .partner-separator {
    display: none;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

  .hero-register-btn,
  .hero-mit-btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
    white-space: nowrap;
    padding: 0.8rem 1.2rem;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(1.8rem, 10vw, 2.8rem);
    white-space: normal;
    line-height: 1.1;
    margin-top: 1.5rem;
  }

  .hero-subtitle {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
  }

  .countdown-wrapper {
    gap: 0.5rem;
    flex-wrap: nowrap;
    justify-content: center;
  }

  .countdown-unit+.countdown-unit::before {
    display: none;
  }

  .countdown-value {
    font-size: clamp(1.5rem, 8vw, 2.8rem);
  }

  .dossier-grid {
    grid-template-columns: 1fr;
  }

  .people-grid {
    grid-template-columns: 1fr;
  }

  .sponsors,
  .mission,
  .cta-section,
  .structure-section,
  .people-section,
  .rules-section {
    padding: 2.5rem 1.25rem;
  }

  .sponsors h3 {
    font-size: 0.55rem;
    letter-spacing: 0.15em;
  }

  .countdown-label-text {
    font-size: 0.6rem;
    letter-spacing: 0.15em;
  }

  .hud-sub {
    font-size: 0.45rem;
    letter-spacing: 0.15em;
  }

  .mission-header h2,
  .structure-header h2,
  .rules-header h2 {
    font-size: clamp(1.1rem, 6vw, 1.5rem);
    letter-spacing: 0.05em;
  }
}