:root {
  color-scheme: light;
  --bg: #0b0f1a;
  --bg-2: #0f172a;
  --card: rgba(15, 23, 42, 0.75);
  --ink: #f8fafc;
  --muted: #b6c3d6;
  --accent: #f97316;
  --accent-2: #22d3ee;
  --border: rgba(148, 163, 184, 0.2);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Lucida Sans Unicode", "Lucida Grande", "Lucida Sans", Arial, sans-serif;
  background: radial-gradient(circle at top, #1e293b, var(--bg));
  color: var(--ink);
  min-height: 100vh;
}

.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.45;
  z-index: 0;
}

.bg-orb-1 {
  width: 420px;
  height: 420px;
  background: #f97316;
  top: -120px;
  left: -120px;
}

.bg-orb-2 {
  width: 520px;
  height: 520px;
  background: #22d3ee;
  bottom: -200px;
  right: -140px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 5vw;
  background: rgba(11, 15, 26, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-weight: 800;
  letter-spacing: 0.12em;
}

.nav {
  display: flex;
  gap: 20px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.topbar-actions {
  display: flex;
  gap: 10px;
}

.page {
  position: relative;
  z-index: 1;
  padding: 40px 5vw 80px;
  display: flex;
  flex-direction: column;
  gap: 90px;
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 24px;
  position: relative;
  z-index: 1;
}

.auth-card {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  width: min(420px, 92vw);
  display: grid;
  gap: 16px;
  text-align: center;
}

.auth-card-wide {
  width: min(520px, 92vw);
  text-align: left;
}

.auth-card-wide .logo {
  text-align: center;
}

.tab-group {
  display: flex;
  gap: 10px;
}

.tab {
  border: 1px solid var(--border);
  background: rgba(15, 23, 42, 0.7);
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
}

.tab.active {
  color: var(--accent);
  border-color: rgba(249, 115, 22, 0.45);
  background: rgba(249, 115, 22, 0.15);
}

.code-row {
  display: grid;
  gap: 12px;
}

.auth-card h1 {
  margin: 0;
}

.admin-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.admin-sidebar {
  background: rgba(11, 15, 26, 0.9);
  border-right: 1px solid var(--border);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.admin-sidebar nav {
  display: grid;
  gap: 8px;
}

.admin-sidebar a {
  color: var(--muted);
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid transparent;
}

.admin-sidebar a.active,
.admin-sidebar a:hover {
  color: var(--ink);
  border-color: var(--border);
  background: rgba(15, 23, 42, 0.7);
}

.admin-main {
  padding: 40px 5vw 80px;
  display: grid;
  gap: 40px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
}

.tag {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(249, 115, 22, 0.2);
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.18em;
  font-size: 12px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(32px, 4vw, 56px);
  margin: 12px 0 16px;
  line-height: 1.1;
}

.hero h1 span {
  display: block;
  color: var(--accent-2);
  font-size: clamp(20px, 3vw, 36px);
}

.lead {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 24px 0;
}

.hero-stats {
  display: flex;
  gap: 24px;
}

.hero-stats strong {
  font-size: 22px;
}

.hero-stats span {
  display: block;
  color: var(--muted);
  font-size: 14px;
}

.hero-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 20px;
  display: grid;
  gap: 18px;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.45);
}

.hero-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pill {
  background: rgba(34, 211, 238, 0.18);
  color: var(--accent-2);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.price {
  font-weight: 700;
  color: var(--accent);
}

.hero-card-body ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.hero-banner {
  font-weight: 700;
  font-size: 18px;
}

.banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px;
  border-radius: 24px;
  background: linear-gradient(120deg, rgba(249, 115, 22, 0.25), rgba(34, 211, 238, 0.25));
  border: 1px solid var(--border);
}

.banner h2 {
  margin: 8px 0 6px;
  font-size: clamp(24px, 3vw, 36px);
}

.banner-pill {
  display: inline-flex;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.6);
  color: var(--ink);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.14em;
}

.banner-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.section {
  display: grid;
  gap: 24px;
}

.section.dark {
  background: rgba(15, 23, 42, 0.7);
  padding: 40px;
  border-radius: 24px;
  border: 1px solid var(--border);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.section-head h2 {
  margin: 0 0 8px;
  font-size: clamp(26px, 3vw, 38px);
}

.section-head p {
  margin: 0;
  color: var(--muted);
}

.search input {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 10px 14px;
  border-radius: 12px;
  min-width: 220px;
}

.filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-pill {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
  background: rgba(15, 23, 42, 0.7);
}

.tag-pill.active,
.tag-pill:hover {
  background: rgba(249, 115, 22, 0.2);
  color: var(--accent);
  border-color: rgba(249, 115, 22, 0.4);
}

.sort {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.sort select {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 8px 12px;
  border-radius: 10px;
}

.card-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  display: grid;
  gap: 12px;
  box-shadow: 0 16px 30px rgba(15, 23, 42, 0.4);
}

.card .thumb {
  height: 180px;
  background: linear-gradient(140deg, rgba(249, 115, 22, 0.25), rgba(34, 211, 238, 0.25));
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--ink);
}

.card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card .card-body {
  padding: 0 16px 16px;
  display: grid;
  gap: 10px;
}

.card .meta {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--muted);
}

.card .status {
  font-weight: 700;
  color: var(--accent-2);
}

.card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.card-tag {
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 11px;
  background: rgba(34, 211, 238, 0.18);
  color: var(--accent-2);
}

.progress {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}

.progress-track {
  position: relative;
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.empty {
  display: none;
  text-align: center;
  color: var(--muted);
}

.detail {
  display: grid;
  gap: 32px;
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(240px, 360px) 1fr minmax(220px, 280px);
  gap: 32px;
  align-items: center;
}

.detail-main {
  display: grid;
  gap: 12px;
}

.detail-thumb {
  height: 320px;
  border-radius: 20px;
  overflow: hidden;
  background: linear-gradient(140deg, rgba(249, 115, 22, 0.25), rgba(34, 211, 238, 0.25));
  display: grid;
  place-items: center;
  font-weight: 700;
}

.detail-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.detail-tags {
  color: var(--muted);
  margin: 6px 0 14px;
}

.detail-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.detail-meta div {
  display: grid;
  gap: 6px;
  color: var(--muted);
}

.detail-meta strong {
  color: var(--ink);
  font-size: 20px;
}

.detail-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.detail-side {
  display: grid;
  gap: 16px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 18px;
}

.detail-side span {
  color: var(--muted);
  font-size: 13px;
}

.detail-side strong {
  font-size: 20px;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.detail-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 16px;
}

.detail-card ul {
  padding-left: 20px;
  color: var(--muted);
}

.feature-grid,
.prize-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-grid article,
.prize {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 20px;
  border-radius: 16px;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.steps li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  align-items: center;
  background: rgba(11, 15, 26, 0.6);
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
}

.steps span {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(249, 115, 22, 0.25);
  color: var(--accent);
  font-weight: 700;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq details {
  background: var(--card);
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: linear-gradient(120deg, rgba(249, 115, 22, 0.28), rgba(34, 211, 238, 0.28));
  padding: 32px;
  border-radius: 20px;
  border: 1px solid var(--border);
}

.footer {
  text-align: center;
  padding: 30px 16px 60px;
  color: rgba(226, 232, 240, 0.6);
}

.btn {
  text-decoration: none;
  padding: 12px 18px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #0b0f1a;
  box-shadow: 0 12px 24px rgba(249, 115, 22, 0.35);
}

.btn.ghost {
  border: 1px solid var(--border);
  color: var(--ink);
}

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

.admin-form {
  display: grid;
  gap: 14px;
  max-width: 520px;
}

.admin-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.admin-form input,
.admin-form select,
.admin-form textarea {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 10px 12px;
  border-radius: 10px;
}

.admin-form textarea {
  resize: vertical;
}

.is-hidden {
  display: none;
}

.form-actions {
  display: flex;
  gap: 10px;
}

.form-message {
  margin: 0;
  color: var(--accent-2);
  font-weight: 600;
}

.admin-list {
  display: grid;
  gap: 12px;
}

.admin-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 14px;
  border-radius: 12px;
}

.admin-item h3 {
  margin: 0 0 6px;
}

.admin-item p {
  margin: 0;
  color: var(--muted);
}

.admin-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }

  .hero-stats {
    flex-direction: column;
    gap: 10px;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 5;
  }

  .admin-sidebar nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
}

@media (max-width: 600px) {
  .topbar {
    flex-direction: column;
    gap: 12px;
  }

  .topbar-actions {
    width: 100%;
    justify-content: center;
  }

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

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