:root {
  --red: #7b1113;
  --dark: #050505;
  --white: #f5f1ea;
  --gray: #9d9d9d;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--dark);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  overflow-x: hidden;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .06;
  z-index: 9999;
  background-image: url("https://grainy-gradients.vercel.app/noise.svg");
}

.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px 7%;
  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(0, 0, 0, .45), transparent);
}

.logo {
  color: white;
  text-decoration: none;
  font-family: 'Anton', sans-serif;
  font-size: 2rem;
  letter-spacing: 2px;
}

nav {
  display: flex;
  gap: 30px;
}

nav a {
  color: white;
  text-decoration: none;
  font-size: .95rem;
  transition: .3s;
}

nav a:hover {
  color: var(--red);
}

.submit-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
  filter: grayscale(.15);
  background: linear-gradient(rgba(0, 0, 0, .45), rgba(0, 0, 0, .92)), url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?q=80&w=1974&auto=format&fit=crop");
  background-size: cover;
  background-position: center;
}

.submit-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(120, 20, 20, .08), rgba(20, 20, 20, .92));
  mix-blend-mode: screen;
}

.submit-content {
  position: relative;
  z-index: 5;
  width: 90%;
  max-width: 1000px;
}

.mini-title {
  font-size: .9rem;
  letter-spacing: 4px;
  margin-bottom: 25px;
  opacity: .9;
}

.submit-hero h1 {
  font-family: 'Anton', sans-serif;
  font-size: clamp(5rem, 15vw, 12rem);
  line-height: .9;
  letter-spacing: 5px;
}

.submit-description {
  max-width: 700px;
  margin: 30px auto;
  line-height: 1.8;
  color: #d6d6d6;
  font-size: 1.05rem;
}

.waves {
  position: absolute;
  width: 240px;
  height: 240px;
  opacity: .18;
}

.waves::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-radial-gradient(circle at left, transparent 0 12px, white 13px 14px);
  transform: rotate(90deg);
}

.waves-left {
  left: -70px;
  top: 120px;
}

.waves-right {
  right: -70px;
  bottom: 120px;
}

.floating-x {
  position: absolute;
  top: 120px;
  right: 120px;
  width: 80px;
  height: 80px;
  opacity: .08;
}

.floating-x::before,
.floating-x::after {
  content: "";
  position: absolute;
  inset: 0;
  background: white;
}

.floating-x::before {
  transform: rotate(45deg);
}

.floating-x::after {
  transform: rotate(-45deg);
}

section {
  padding: 120px 7%;
}

.section-tag {
  color: var(--red);
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 20px;
}

.submit-options h2,
.requirements h2,
.cta h2 {
  font-size: clamp(2rem, 5vw, 5rem);
  line-height: 1.1;
  margin-bottom: 50px;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.submit-card {
  padding: 45px;
  border: 1px solid rgba(255, 255, 255, .07);
  background: linear-gradient(145deg, rgba(255, 255, 255, .025), rgba(255, 255, 255, .01));
  backdrop-filter: blur(12px);
  transition: .4s;
}

.submit-card:hover {
  transform: translateY(-10px);
  border-color: rgba(123, 17, 19, .45);
}

.card-number {
  color: var(--red);
  font-size: 1.5rem;
  font-weight: 800;
}

.submit-card h3 {
  margin-top: 20px;
  font-size: 2rem;
}

.submit-card p {
  margin-top: 20px;
  line-height: 1.8;
  color: #c8c8c8;
}

.submit-btn {
  display: inline-block;
  margin-top: 35px;
  padding: 18px 28px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 1px;
  transition: .3s;
  background: var(--white);
  color: black;
}

.submit-btn:hover {
  background: var(--red);
  color: white;
}

.secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .15);
  color: white;
}

.requirements {
  background: #0a0a0a;
}

.requirements-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.requirement-block {
  padding: 45px;
  border: 1px solid rgba(255, 255, 255, .07);
  background: linear-gradient(145deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, .005));
  transition: .4s;
}

.requirement-block:hover {
  transform: translateY(-4px);
  border-color: rgba(123, 17, 19, .35);
}

.requirement-number {
  color: var(--red);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: 2px;
}

.requirement-block h3 {
  margin-top: 18px;
  font-size: 2rem;
  font-family: 'Anton', sans-serif;
  letter-spacing: 1px;
}

.requirement-block ul {
  margin-top: 25px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  list-style: none;
}

.requirement-block li {
  position: relative;
  padding-left: 22px;
  color: #d0d0d0;
  line-height: 1.7;
}

.requirement-block li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--red);
}

.conditions {
  border-color: rgba(123, 17, 19, .25);
  background: linear-gradient(145deg, rgba(123, 17, 19, .06), rgba(255, 255, 255, .01));
}

.bases-box {
  padding: 50px;
  border: 1px solid rgba(255, 255, 255, .08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  background: linear-gradient(145deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, .01));
}

.bases-mini {
  color: var(--red);
  letter-spacing: 3px;
  margin-bottom: 15px;
}

.bases-box h3 {
  font-size: 2rem;
}

.download-btn {
  padding: 18px 28px;
  text-decoration: none;
  font-weight: 800;
  background: var(--white);
  color: black;
  transition: .3s;
}

.download-btn:hover {
  background: var(--red);
  color: white;
}

.cta {
  text-align: center;
  background: linear-gradient(180deg, #080808, #170909);
}

footer {
  padding: 80px 7%;
  border-top: 1px solid rgba(255, 255, 255, .08);
  text-align: center;
}

.footer-logo {
  font-family: 'Anton', sans-serif;
  font-size: 4rem;
  letter-spacing: 4px;
}

footer p {
  margin-top: 10px;
  color: #ccc;
}

.footer-socials {
  margin-top: 35px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #d6d6d6;
  text-decoration: none;
  font-weight: 500;
  transition: .3s;
}

.footer-social:hover {
  color: white;
  transform: translateY(-2px);
}

.footer-social i {
  font-size: 1.2rem;
}

.footer-location-title {
  margin-top: 45px;
  margin-bottom: 12px;
  color: white;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.footer-address {
  margin-top: 20px;
  color: #bdbdbd;
  font-size: 1rem;
  text-align: center;
  line-height: 1.6;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.footer-address i {
  margin-right: 8px;
  color: var(--white);
}

.partner {
  margin-top: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.partner-text {
  color: #777;
  letter-spacing: 4px;
  font-size: .8rem;
  text-transform: uppercase;
  margin-bottom: 15px;
}

.partner-logo {
  width: 100%;
  max-width: 500px;
  opacity: .9;
  filter: brightness(1.1);
  transition: .4s;
}

.partner-logo:hover {
  opacity: 1;
  transform: scale(1.02);
}

.footer-brands-container {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: flex-start;
  gap: 80px;
  margin-top: 60px;
  flex-wrap: wrap;
}

.brand-group {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sponsors-grid {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.sponsor-logo {
  object-fit: contain;
  display: block;
  width: auto;
  transition: .3s ease;
}

.sponsor-logo:hover {
  transform: scale(1.05);
}

.logo-height-lg {
  height: 115px;
}

.logo-height-sm {
  height: 40px;
}

.logo-media-partner {
  height: 150px; 
}

@media(max-width: 768px) {
  .navbar {
    flex-direction: column;
    gap: 20px;
  }

  nav {
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .submit-hero h1 {
    letter-spacing: 2px;
  }

  .bases-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .submit-card {
    padding: 35px;
  }

  .requirement-block {
    padding: 35px;
  }

  .partner-logo {
    max-width: 300px;
  }

  .footer-socials {
    flex-direction: column;
    gap: 18px;
  }

  .footer-brands-container {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }
}