:root {
  --bg: #03050a;
  --bg-soft: #080d16;
  --card: rgba(255, 255, 255, 0.055);
  --card-strong: rgba(255, 255, 255, 0.095);
  --text: #f4f7fb;
  --muted: #a9b5c7;
  --cyan: #45e7ff;
  --blue: #2f7bff;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 25px 80px rgba(0, 0, 0, 0.42);
  --radius: 24px;
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(69, 231, 255, 0.12), transparent 32%),
    radial-gradient(circle at 80% 10%, rgba(47, 123, 255, 0.16), transparent 28%),
    linear-gradient(180deg, #03050a 0%, #050814 48%, #03050a 100%);
  color: var(--text);
  line-height: 1.55;
  overflow-x: hidden;
}

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

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

/* HEADER */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(3, 5, 10, 0.72);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.nav {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter:
    brightness(1.2)
    contrast(1.1)
    drop-shadow(0 0 8px rgba(69, 231, 255, 0.6));
}

.brand span:last-child {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.86rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a:hover {
  color: var(--cyan);
}

.menu-btn {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
}

.menu-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  margin: 5px auto;
  border-radius: 99px;
}

/* LAYOUT */
main {
  padding-top: 68px;
}

.section {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.hero {
  min-height: calc(100svh - 68px);
  display: grid;
  align-items: center;
  padding: 64px 0 40px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 36px;
  align-items: center;
}

/* HERO */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--cyan);
  box-shadow: 0 0 18px rgba(69, 231, 255, 0.8);
}

h1 {
  font-size: clamp(2.7rem, 8vw, 6.5rem);
  line-height: 0.93;
  letter-spacing: -0.08em;
  margin-bottom: 22px;
}

.hero-title-gradient {
  background: linear-gradient(90deg, #ffffff, var(--cyan), #7ba7ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tagline {
  font-size: clamp(1.15rem, 2.2vw, 1.65rem);
  color: var(--text);
  max-width: 760px;
  margin-bottom: 18px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.hero-tags span {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(69, 231, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 700;
}

.intro-text {
  color: var(--muted);
  font-size: 1rem;
  max-width: 680px;
  margin-bottom: 28px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  font-weight: 700;
  transition: 0.2s ease;
}

.btn.primary {
  border-color: rgba(69, 231, 255, 0.45);
  background: linear-gradient(135deg, rgba(69, 231, 255, 0.22), rgba(47, 123, 255, 0.22));
  box-shadow: 0 0 34px rgba(47, 123, 255, 0.2);
}

.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(69, 231, 255, 0.65);
}

/* CONTEST BADGE */
.contest-badge {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 14px;
}

.contest-badge img {
  width: 180px;
  max-width: 42vw;
  height: auto;
  opacity: 0.92;
  filter: drop-shadow(0 0 12px rgba(69, 231, 255, 0.18));
}

/* VIDEO */
.video-card {
  position: relative;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.video-frame {
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, rgba(69, 231, 255, 0.12), rgba(47, 123, 255, 0.06)),
    #070b14;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.video-frame::before,
.video-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.video-frame::before {
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.035),
    rgba(255, 255, 255, 0.035) 1px,
    transparent 1px,
    transparent 7px
  );
  opacity: 0.28;
}

.video-frame::after {
  background: radial-gradient(circle, transparent 42%, rgba(0, 0, 0, 0.55) 100%);
}

.video-frame iframe,
.video-frame video {
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
  position: relative;
  z-index: 2;
}

.video-caption {
  padding: 16px 18px;
  color: var(--muted);
  font-size: 0.92rem;
  border-top: 1px solid var(--line);
}

/* CONTENT */
.content-block {
  padding: 80px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.section-title {
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: -0.055em;
  margin-bottom: 18px;
}

.section-lead {
  color: var(--muted);
  max-width: 770px;
  font-size: 1.05rem;
  margin-bottom: 28px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
  padding: 22px;
  min-height: 160px;
}

.card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* AUDIO */
.audio-box {
  border: 1px solid rgba(69, 231, 255, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(69, 231, 255, 0.08), rgba(47, 123, 255, 0.06)),
    var(--card);
  padding: 24px;
  box-shadow: var(--shadow);
}

.audio-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.audio-head h3 {
  font-size: 1.35rem;
}

.audio-head p {
  color: var(--muted);
  font-size: 0.94rem;
}

.audio-box iframe {
  width: 100%;
  border: 0;
}

/* TOOLS */
.tools-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.tool {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
}

.tool strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
}

.tool span {
  color: var(--muted);
  font-size: 0.9rem;
}

/* QUOTE */
.quote {
  margin-top: 20px;
  border-left: 2px solid var(--cyan);
  padding-left: 18px;
  color: var(--text);
  font-size: clamp(1.25rem, 3vw, 2rem);
  max-width: 860px;
  letter-spacing: -0.035em;
}

/* SOCIALS */
.socials {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.socials a {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.9rem;
  transition: 0.2s ease;
}

.socials a:hover {
  color: var(--text);
  border-color: rgba(69, 231, 255, 0.55);
  transform: translateY(-2px);
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* BACK TO TOP VINYL */
.top-btn {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 64px;
  height: 64px;
  border: none;
  border-radius: 50%;
  background: rgba(5, 10, 20, 0.85);
  backdrop-filter: blur(10px);
  box-shadow:
    0 0 18px rgba(0, 180, 255, 0.35),
    0 0 40px rgba(0, 180, 255, 0.15);
  cursor: pointer;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: 0.3s ease;
}

.top-btn.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.top-btn:hover {
  transform: scale(1.08);
  box-shadow:
    0 0 24px rgba(0, 180, 255, 0.55),
    0 0 60px rgba(0, 180, 255, 0.25);
}

.top-btn img {
  width: 60px;
  height: 60px;
  object-fit: contain;
  animation: spinVinyl 4s linear infinite;
}

@keyframes spinVinyl {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* RESPONSIVE */
@media (max-width: 880px) {
  .menu-btn {
    display: block;
  }

  .nav-links {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 78px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(8, 13, 22, 0.96);
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 16px;
    border-bottom: 1px solid var(--line);
  }

  .nav-links a:last-child {
    border-bottom: 0;
  }

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

  .contest-badge {
    justify-content: flex-start;
  }

  .cards-grid,
  .tools-list {
    grid-template-columns: 1fr;
  }

  .content-block {
    padding: 64px 0;
  }

  .audio-head {
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .nav {
    width: min(100% - 24px, var(--max));
  }

  .section,
  .footer-inner {
    width: min(100% - 24px, var(--max));
  }

  .hero {
    padding-top: 44px;
  }

  .brand-logo {
    height: 36px;
  }

  .brand span:last-child {
    display: none;
  }

  .cta-row .btn {
    width: 100%;
  }

  .card,
  .audio-box {
    padding: 18px;
  }

  .top-btn {
    width: 58px;
    height: 58px;
    right: 16px;
    bottom: 16px;
  }

  .top-btn img {
    width: 46px;
    height: 46px;
  }
}



.contest-center-box{
  margin:70px auto 40px;
  max-width:520px;

  padding:34px 28px;

  border-radius:28px;

  border:1px solid rgba(69,231,255,.14);

  background:
    linear-gradient(
      135deg,
      rgba(69,231,255,.05),
      rgba(47,123,255,.04)
    );

  backdrop-filter:blur(10px);

  text-align:center;

  box-shadow:
    0 0 40px rgba(0,0,0,.35),
    0 0 60px rgba(69,231,255,.06);
}

.contest-main-logo{
  width:220px;
  max-width:80%;
  margin:0 auto 22px;

  filter:
    drop-shadow(0 0 18px rgba(69,231,255,.12));
}

.contest-center-box h3{
  font-size:1.35rem;
  margin-bottom:14px;

  letter-spacing:-0.03em;
}

.contest-center-box p{
  color:var(--muted);

  line-height:1.7;

  font-size:.98rem;

  margin-bottom:24px;
}

.contest-link-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;

  min-height:48px;

  padding:0 22px;

  border-radius:999px;

  border:1px solid rgba(69,231,255,.22);

  background:
    linear-gradient(
      135deg,
      rgba(69,231,255,.14),
      rgba(47,123,255,.12)
    );

  color:#fff;

  font-weight:700;

  transition:.25s ease;
}

.contest-link-btn:hover{
  transform:translateY(-2px);

  border-color:rgba(69,231,255,.5);

  box-shadow:
    0 0 24px rgba(69,231,255,.16);
}


.menu-btn.active span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}

.menu-btn.active span:nth-child(2){
  opacity:0;
}

.menu-btn.active span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

.reply-submission-card{
  display:grid;
  grid-template-columns:1fr 340px;
  gap:40px;

  margin-top:80px;
  padding:40px;

  border-radius:30px;

  background:
    linear-gradient(
      180deg,
      rgba(12,16,28,.96),
      rgba(6,8,14,.98)
    );

  border:1px solid rgba(120,180,255,.15);

  box-shadow:
    0 0 40px rgba(0,150,255,.08);

  align-items:center;
}

.reply-left{
  display:flex;
  flex-direction:column;
  gap:24px;
}

.reply-logo{
  width:220px;
  max-width:100%;
  object-fit:contain;
}

.reply-left h3{
  font-size:2rem;
  line-height:1.1;
  font-weight:800;
  color:#fff;
}

.reply-left p{
  font-size:1.05rem;
  line-height:1.8;
  color:#b8c7d9;
  max-width:620px;
}

.reply-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;

  width:max-content;

  padding:16px 28px;

  border-radius:999px;

  text-decoration:none;

  font-weight:700;

  color:#fff;

  background:
    linear-gradient(
      135deg,
      #0aa8ff,
      #0066ff
    );

  box-shadow:
    0 0 25px rgba(0,140,255,.35);

  transition:.3s ease;
}

.reply-btn:hover{
  transform:translateY(-3px);
  box-shadow:
    0 0 40px rgba(0,140,255,.5);
}

.reply-right{
  display:flex;
  justify-content:center;
  align-items:center;
}

.reply-poster{
  width:100%;
  max-width:320px;

  border-radius:20px;

  border:1px solid rgba(255,255,255,.08);

  box-shadow:
    0 0 35px rgba(0,0,0,.5);
}

@media(max-width:980px){

  .reply-submission-card{
    grid-template-columns:1fr;
    text-align:center;
  }

  .reply-left{
    align-items:center;
  }

  .reply-right{
    order:-1;
  }

  .reply-poster{
    max-width:280px;
  }

}