:root {
  --blue: #0f63ff;
  --blue-hover: #0048e0;
  --bg: #05080f;
  --bg2: #0b1220;
  --card: #0c1526;
  --line: rgba(255,255,255,0.08);
  --text: #f1f1f1;
  --muted: #9aa0aa;
  --radius: 16px;
  --shadow: 0 4px 25px rgba(0,0,0,0.25);
  --transition: all .25s ease;
  font-family: "Inter", system-ui, sans-serif;
}

body {
  background: var(--bg);
  color: var(--text);
  margin: 0;
  font-family: "Inter", sans-serif;
  -webkit-font-smoothing: antialiased;
}

.dn-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 20px;
}

.dn-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.dn-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.15);
}

.dn-title {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.dn-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
  justify-content: center;
}
.dn-tab {
  cursor: pointer;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.05);
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}
.dn-tab:hover {
  background: rgba(255,255,255,0.12);
}
.dn-tab.active {
  background: var(--blue);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 0 15px rgba(15,99,255,0.5);
}

.dn-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  background: rgba(255,255,255,0.06);
  transition: var(--transition);
}
.dn-btn:hover {
  background: rgba(255,255,255,0.12);
}
.dn-btn.pri {
  background: var(--blue);
  border-color: transparent;
}
.dn-btn.pri:hover {
  background: var(--blue-hover);
}

.dn-field {
  display: flex;
  flex-direction: column;
  margin-bottom: 1rem;
}
.dn-field label {
  font-weight: 600;
  margin-bottom: .4rem;
}
.dn-input,
.dn-select,
.dn-text {
  width: 100%;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  transition: var(--transition);
}
.dn-input:focus,
.dn-select:focus,
.dn-text:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(15,99,255,0.08);
}

.dn-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.dn-item {
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius);
  padding: 1rem;
  transition: var(--transition);
}
.dn-item:hover {
  background: rgba(15,99,255,0.1);
  border-color: var(--blue);
}

.dn-badge {
  background: rgba(15,99,255,0.1);
  color: var(--blue);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 600;
}

.dn-post {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  transition: var(--transition);
  box-shadow: var(--shadow);
}
.dn-post:hover {
  transform: translateY(-2px);
  border-color: rgba(15,99,255,0.3);
}
.dn-post img {
  width: 100%;
  display: block;
}
.dn-post .meta {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px;
  font-size: .9rem;
  color: var(--muted);
}
.dn-post .meta div:first-child {
  font-weight: 600;
  color: var(--text);
}

@media (max-width: 768px) {
  .dn-container { padding: 20px 16px; }
  .dn-tab { flex: 1 1 auto; text-align: center; }
  .dn-card { padding: 16px; }
}