/* Reset & base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
}

/* Page container */
.page {
  min-height: 100vh;
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(160deg, #0f1923 0%, #1a2332 30%, #15202b 60%, #0d1820 100%);
}

/* Background texture overlay */
.bg-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
  background-image: url('https://readdy.ai/api/search-image?query=dark%20abstract%20ocean%20waves%20texture%2C%20moody%20atmospheric%20dark%20background&width=1920&height=1080&seq=bg-dark-texture-001&orientation=landscape');
  background-size: cover;
  background-position: center;
}

/* Glow effects */
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.glow--top-left {
  top: 25%;
  left: 25%;
  width: 24rem;
  height: 24rem;
  background: rgba(19, 78, 74, 0.1);
}

.glow--bottom-right {
  bottom: 25%;
  right: 25%;
  width: 20rem;
  height: 20rem;
  background: rgba(51, 65, 85, 0.1);
}

/* Main content */
.content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 42rem;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.content.loaded {
  opacity: 1;
  transform: translateY(0);
}

.content:not(.loaded) {
  opacity: 0;
  transform: translateY(2rem);
}

/* Logo */
.logo-block {
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.logo-img {
  height: 3.5rem;
  width: auto;
  margin-bottom: 0.75rem;
}

.logo-title {
  font-size: 1.875rem;
  font-weight: 700;
  margin: 0;
  background: linear-gradient(to right, #5eead4, #67e8f9, #6ee7b7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: 0.025em;
}

/* Cards */
.cards {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.card {
  display: block;
  width: 100%;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  overflow: hidden;
  text-decoration: none;
  transition: transform 0.5s ease, border-color 0.5s ease, box-shadow 0.5s ease;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.02) 100%);
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: scale(1.02);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.content:not(.loaded) .card {
  opacity: 0;
  transform: translateY(1.5rem);
}

.content.loaded .card {
  opacity: 1;
  transform: translateY(0);
}

.card[data-delay="0"] { transition-delay: 150ms; }
.card[data-delay="1"] { transition-delay: 300ms; }
.card[data-delay="2"] { transition-delay: 450ms; }

.card:hover .card-url {
  color: #5eead4;
}

.card-label {
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.025em;
}

.card-label--red {
  background: #dc2626;
  color: #fff;
}

.card-label--orange {
  background: #f97316;
  color: #000;
}

.card-label--yellow {
  background: #facc15;
  color: #000;
}

.card-url {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.025em;
  transition: color 0.3s ease;
}

@media (min-width: 768px) {
  .card-url {
    font-size: 1.875rem;
  }
}

/* Footer info */
.footer-info {
  margin-top: 3rem;
  text-align: center;
  transition: opacity 0.7s ease, transform 0.7s ease;
  transition-delay: 600ms;
}

.content:not(.loaded) .footer-info {
  opacity: 0;
  transform: translateY(1rem);
}

.content.loaded .footer-info {
  opacity: 1;
  transform: translateY(0);
}

.footer-copy {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.875rem;
  margin: 0;
}

.footer-credit {
  margin-top: 0.75rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.75rem;
  text-decoration: none;
  transition: color 0.2s ease;
  cursor: pointer;
}

.footer-link:hover {
  color: rgba(255, 255, 255, 0.5);
}