:root {
  --oa-bg: #0f0f0f;
  --oa-card: #1a1a1a;
  --oa-card-2: #202020;
  --oa-border: #333;
  --oa-text: #ffffff;
  --oa-muted: #b7b7b7;
  --oa-accent: #ff6600;
  --oa-accent-dark: #cc5200;
  --oa-danger: #d94b4b;
  --oa-success: #2dbb72;
  --oa-radius: 18px;
  --oa-shadow: 0 22px 70px rgba(0, 0, 0, .35);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body.oa-admin,
body.oa-public {
  margin: 0;
  background: radial-gradient(circle at 12% 0%, rgba(255, 102, 0, .14), transparent 28%), var(--oa-bg);
  color: var(--oa-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.oa-admin-header,
.oa-admin-main,
.oa-public-main,
.oa-public-hero,
.oa-public-footer {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.oa-admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  padding: 32px 0 20px;
  border-bottom: 1px solid var(--oa-border);
}

.oa-admin-header h1,
.oa-panel h2,
.oa-public h1,
.oa-public h2,
.oa-card h3 {
  margin: 0;
  line-height: 1.1;
}

.oa-admin-nav,
.oa-tabs,
.oa-actions,
.oa-public-nav,
.oa-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.oa-admin-nav a,
.oa-tabs a,
.oa-public-nav a {
  text-decoration: none;
  color: var(--oa-muted);
  border: 1px solid var(--oa-border);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(255, 255, 255, .03);
}

.oa-admin-nav a.active,
.oa-tabs a:hover,
.oa-public-nav a:hover {
  color: var(--oa-text);
  border-color: var(--oa-accent);
}

.oa-admin-main {
  padding: 24px 0 56px;
}

.oa-tabs,
.oa-panel,
.oa-section {
  margin-top: 24px;
}

.oa-panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-end;
  margin-bottom: 14px;
}

.oa-panel-heading p,
.oa-muted,
small {
  color: var(--oa-muted);
}

.oa-kicker {
  display: inline-flex;
  color: var(--oa-accent);
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .78rem;
  margin-bottom: 8px;
}

.oa-card,
.oa-stat,
.oa-cta-block {
  background: linear-gradient(180deg, rgba(255, 255, 255, .04), rgba(255, 255, 255, .015)), var(--oa-card);
  border: 1px solid var(--oa-border);
  border-radius: var(--oa-radius);
  box-shadow: var(--oa-shadow);
}

.oa-card,
.oa-cta-block {
  padding: 22px;
}

.oa-accent-card {
  border-color: rgba(255, 102, 0, .5);
  background: linear-gradient(135deg, rgba(255, 102, 0, .14), rgba(26, 26, 26, .96));
}

.oa-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.oa-two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.oa-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.oa-span-2 {
  grid-column: 1 / -1;
}

.oa-form label {
  display: grid;
  gap: 8px;
  color: var(--oa-muted);
  font-weight: 700;
}

.oa-form input,
.oa-form select,
.oa-form textarea,
.oa-social-card textarea {
  width: 100%;
  border: 1px solid var(--oa-border);
  border-radius: 14px;
  background: #111;
  color: var(--oa-text);
  padding: 12px 14px;
  font: inherit;
}

.oa-form input:focus,
.oa-form select:focus,
.oa-social-card textarea:focus {
  outline: 2px solid rgba(255, 102, 0, .35);
  border-color: var(--oa-accent);
}

.oa-checkbox {
  display: flex !important;
  grid-template-columns: auto 1fr;
  flex-direction: row;
  align-items: center;
  gap: 10px !important;
}

.oa-checkbox input {
  width: auto;
}

.oa-button,
button.oa-button,
.oa-preview-bar button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--oa-accent);
  border-radius: 999px;
  padding: 10px 16px;
  background: var(--oa-accent);
  color: #111;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}

.oa-button:hover,
button.oa-button:hover,
.oa-preview-bar button:hover {
  background: #ff7a1f;
}

.oa-button:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.oa-button-secondary {
  background: transparent;
  color: var(--oa-text);
  border-color: var(--oa-border);
}

.oa-button-danger {
  background: transparent;
  color: #fff;
  border-color: rgba(217, 75, 75, .7);
}

.oa-badge {
  display: inline-flex;
  width: fit-content;
  border: 1px solid rgba(255, 102, 0, .45);
  color: var(--oa-accent);
  border-radius: 999px;
  padding: 3px 9px;
  font-size: .78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.oa-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--oa-muted);
  font-size: .9rem;
}

.oa-meta span {
  border: 1px solid var(--oa-border);
  border-radius: 999px;
  padding: 4px 8px;
}

.oa-alert {
  border: 1px solid var(--oa-border);
  border-radius: var(--oa-radius);
  padding: 14px 16px;
  margin: 16px 0;
  background: var(--oa-card);
}

.oa-alert-warning {
  border-color: rgba(255, 102, 0, .55);
}

.oa-alert-danger {
  border-color: rgba(217, 75, 75, .7);
}

.oa-alert-success {
  border-color: rgba(45, 187, 114, .65);
}

.oa-social-list {
  display: grid;
  gap: 16px;
}

.oa-social-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.oa-social-card textarea {
  min-height: 150px;
  resize: vertical;
  margin: 12px 0;
}

.oa-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.oa-stat {
  padding: 20px;
}

.oa-stat span {
  color: var(--oa-muted);
}

.oa-stat strong {
  display: block;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--oa-accent);
  line-height: 1;
}

.oa-table {
  width: 100%;
  border-collapse: collapse;
}

.oa-table th,
.oa-table td {
  border-bottom: 1px solid var(--oa-border);
  padding: 10px 8px;
  text-align: left;
  vertical-align: top;
}

.oa-public-hero {
  padding: 28px 0 54px;
}

.oa-public-nav {
  justify-content: space-between;
  margin-bottom: 54px;
}

.oa-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 28px;
  align-items: center;
}

.oa-public h1 {
  font-size: clamp(2.7rem, 8vw, 6.2rem);
  max-width: 880px;
  letter-spacing: -.06em;
}

.oa-public h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  margin-bottom: 12px;
}

.oa-public p {
  color: #e7e7e7;
  font-size: 1.05rem;
}

.oa-hero-card {
  display: grid;
  gap: 16px;
  padding: 28px;
  min-height: 330px;
  border-radius: 28px;
  border: 1px solid rgba(255, 102, 0, .45);
  background:
    linear-gradient(90deg, rgba(255, 102, 0, .18) 1px, transparent 1px),
    linear-gradient(rgba(255, 102, 0, .14) 1px, transparent 1px),
    #171717;
  background-size: 34px 34px;
  box-shadow: var(--oa-shadow);
}

.oa-hero-card strong {
  align-self: start;
  font-size: 2rem;
}

.oa-hero-card span {
  align-self: end;
  color: #f3f3f3;
  background: rgba(0, 0, 0, .55);
  border: 1px solid var(--oa-border);
  border-radius: 14px;
  padding: 12px;
}

.oa-public-main {
  display: grid;
  gap: 18px;
  padding-bottom: 60px;
}

.oa-section {
  display: grid;
  gap: 18px;
}

.oa-section:not(.oa-card):not(.oa-card-grid) {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.oa-check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.oa-check-list li {
  position: relative;
  padding-left: 30px;
}

.oa-check-list li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--oa-accent);
}

.oa-link-grid,
.oa-language-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 12px;
}

.oa-link-grid a,
.oa-language-links a {
  display: grid;
  gap: 4px;
  text-decoration: none;
  border: 1px solid var(--oa-border);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, .035);
}

.oa-link-grid a:hover,
.oa-language-links a:hover {
  border-color: var(--oa-accent);
  transform: translateY(-1px);
}

.oa-language-links span {
  color: var(--oa-accent);
  font-size: .78rem;
  font-weight: 900;
  letter-spacing: .08em;
}

.oa-cta-block {
  text-align: center;
  padding: 34px;
  border-color: rgba(255, 102, 0, .55);
}

.oa-faq {
  display: grid;
  gap: 10px;
}

.oa-faq details {
  border: 1px solid var(--oa-border);
  border-radius: 14px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, .025);
}

.oa-faq summary {
  cursor: pointer;
  font-weight: 800;
}

.oa-public-footer {
  display: flex;
  gap: 18px;
  border-top: 1px solid var(--oa-border);
  padding: 24px 0 36px;
  color: var(--oa-muted);
}

.oa-preview-bar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 10px 18px;
  background: #171717;
  border-bottom: 1px solid var(--oa-border);
}

.oa-preview-bar form {
  display: inline-flex;
  margin: 0;
}

.oa-preview-bar a {
  color: var(--oa-text);
}

@media (max-width: 820px) {
  .oa-admin-header,
  .oa-panel-heading,
  .oa-hero-grid,
  .oa-two-col,
  .oa-section:not(.oa-card):not(.oa-card-grid),
  .oa-form-grid,
  .oa-stats-grid {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: stretch;
  }

  .oa-admin-header,
  .oa-panel-heading {
    display: grid;
  }

  .oa-public-nav {
    justify-content: flex-start;
  }

  .oa-public h1 {
    font-size: 3rem;
  }
}