:root {
  color-scheme: dark;
  --bg: #050505;
  --surface: #111111;
  --surface-2: #161616;
  --text: #f5f5f5;
  --subtle: #a1a1a1;
  --accent: #ffdd00;
  --accent-soft: rgba(255, 221, 0, 0.16);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(255, 221, 0, 0.12), transparent 28%),
    linear-gradient(180deg, #090909 0%, #030303 100%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page-shell {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.4rem 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-logo {
  display: block;
  width: 3.25rem;
  height: 3.25rem;
  object-fit: contain;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.04);
  padding: 0.2rem;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topnav a {
  color: var(--text);
  text-decoration: none;
  position: relative;
  font-weight: 600;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--accent);
}

main {
  flex: 1;
  padding: 2rem;
  width: min(1200px, 100%);
  margin: 0 auto;
}

.hero {
  display: grid;
  gap: 1.4rem;
  padding: 2rem;
  border: 1px solid var(--border);
  background: rgba(18, 18, 18, 0.9);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero h1 {
  font-size: clamp(2.6rem, 4vw, 4.2rem);
  line-height: 1.03;
  margin: 0;
}

.hero p {
  color: var(--subtle);
  max-width: 720px;
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border-radius: 999px;
  padding: 1rem 1.6rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease;
}

.button {
  background: var(--accent);
  color: #181818;
}

.button-secondary {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text);
}

.button:hover,
.button-secondary:hover {
  transform: translateY(-1px);
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 1.6rem 0 1rem;
}

.section-title h2 {
  margin: 0;
  font-size: clamp(1.7rem, 2.2vw, 2.4rem);
}

.section-title small {
  color: var(--subtle);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
}

.advertiser-card {
  overflow: hidden;
  padding: 0;
}

.card-media-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.card-media {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: #121212;
}

.card-media-placeholder {
  display: grid;
  width: 100%;
  aspect-ratio: 1 / 1;
  place-items: center;
  padding: 1.2rem;
  background: linear-gradient(180deg, rgba(255, 221, 0, 0.2), rgba(255, 255, 255, 0.03));
  color: var(--text);
  font-weight: 700;
  text-align: center;
}

.card-copy {
  display: grid;
  gap: 0.8rem;
  padding: 1.4rem;
}

.panel-inline {
  margin-top: 1rem;
}

.detail-media {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 1rem;
  margin-bottom: 1rem;
  background: #121212;
}

.card,
.panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 1.4rem;
  padding: 1.6rem;
  box-shadow: 0 24px 80px rgba(0,0,0,0.18);
}

.card:hover {
  transform: translateY(-2px);
  transition: transform 180ms ease;
}

.card h3,
.panel h3 {
  margin: 0 0 0.45rem;
}

.card p,
.panel p,
.panel strong {
  color: var(--subtle);
  margin: 0;
}

.meta {
  display: flex;
  justify-content: space-between;
  margin: 1rem 0 1.2rem;
  gap: 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  font-size: 0.86rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
}

.select-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-top: 1.4rem;
}

.select-row label {
  font-size: 0.95rem;
  color: var(--subtle);
}

.select-row select {
  min-width: 220px;
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  padding: 0.95rem 1rem;
}

.panel strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.65rem;
  color: #fff;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.6rem 2rem;
  color: var(--subtle);
  font-size: 0.95rem;
}

.login-form {
  display: grid;
  gap: 1rem;
  max-width: 500px;
}

input,
button,
textarea {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding: 1rem 1.1rem;
  font: inherit;
}

button {
  border: none;
  background: var(--accent);
  color: #181818;
  cursor: pointer;
  font-weight: 700;
}

button:hover {
  opacity: 0.95;
}

@media (max-width: 920px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }
  .topnav {
    flex-wrap: wrap;
    justify-content: center;
  }
  .topnav a {
    padding: 0.85rem 0.9rem;
    border-radius: 999px;
    background: rgba(255,255,255,0.04);
  }
  main {
    padding: 1.6rem;
  }
  .hero {
    padding: 1.4rem;
  }
}

@media (max-width: 720px) {
  .topbar {
    padding: 1.2rem 1.2rem;
  }
  .hero {
    padding: 1.2rem;
    border-radius: 24px;
  }
  .hero h1 {
    font-size: 2.4rem;
  }
  .hero p {
    font-size: 1rem;
  }
  .hero-actions {
    flex-direction: column;
  }
  .section-title {
    flex-direction: column;
    align-items: flex-start;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .meta {
    flex-direction: column;
    align-items: flex-start;
  }
  .select-row {
    flex-direction: column;
    align-items: stretch;
  }
  .select-row select {
    min-width: auto;
    width: 100%;
  }
  .footer {
    padding: 1.4rem 1.2rem;
    font-size: 0.92rem;
  }
  .login-form {
    max-width: 100%;
  }
}