/* ATRR Legacy — Shared Styles */

:root {
  --background: #0b0b0d;
  --surface: #151518;
  --surface-hover: #1d1d22;
  --accent: #ff3b30;
  --text: #f5f5f7;
  --muted: #a1a1aa;
  --border: #29292f;
  --radius: 12px;
  --content-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--accent);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 17px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.button-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 700;
}

.button:hover,
button:hover {
  background: var(--surface-hover);
  color: #fff;
}

.button-primary:hover {
  background: #e83228;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.container {
  width: min(var(--content-width), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 11, 13, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--accent);
  color: #fff;
  font-size: 20px;
  font-weight: 900;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}

.nav-links a.active {
  color: #fff;
}

.hero {
  padding: 88px 0 72px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(ellipse at 85% 20%, rgba(255, 59, 48, 0.12), transparent 45%),
    var(--background);
}

.eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 800px;
  margin: 12px 0 20px;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.08;
  letter-spacing: -2px;
}

.hero p,
.page-intro p {
  max-width: 650px;
  color: var(--muted);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.section {
  padding: 56px 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0;
  font-size: 27px;
}

.section-heading p {
  margin: 6px 0 0;
  color: var(--muted);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.stat-card,
.archive-card,
.content-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.stat-card {
  padding: 20px;
}

.stat-card strong {
  display: block;
  font-size: 27px;
}

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

.archive-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.archive-card {
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.archive-card:hover {
  border-color: #55555e;
  transform: translateY(-3px);
}

.card-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, rgba(255, 59, 48, 0.13), transparent 65%),
    #1b1b20;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.card-body {
  padding: 18px;
}

.card-category {
  color: var(--accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.card-body h3 {
  margin: 8px 0;
  font-size: 19px;
  line-height: 1.35;
}

.card-body p {
  color: var(--muted);
  font-size: 14px;
}

.card-meta {
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

.page-intro {
  padding: 56px 0 32px;
}

.page-intro h1 {
  margin: 8px 0;
  font-size: clamp(32px, 5vw, 48px);
  line-height: 1.15;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.toolbar input,
.toolbar select,
.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
}

.toolbar .search-field {
  flex: 1 1 260px;
}

.toolbar select {
  width: auto;
  min-width: 170px;
}

.content-panel {
  padding: 24px;
  margin-bottom: 24px;
}

.content-panel h2 {
  margin-top: 0;
}

.form-group {
  display: grid;
  gap: 7px;
  margin-bottom: 18px;
}

.form-group label {
  font-size: 14px;
  font-weight: 700;
}

.form-group small,
.muted {
  color: var(--muted);
}

.form-control {
  resize: vertical;
}

.site-footer {
  margin-top: 40px;
  padding: 30px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 48px 20px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

@media (max-width: 760px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .nav-links {
    width: 100%;
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    padding: 60px 0 48px;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .stats-grid,
  .archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 480px) {
  .stats-grid,
  .archive-grid {
    grid-template-columns: 1fr;
  }

  .container {
    width: calc(100% - 28px);
  }

  .content-panel {
    padding: 18px;
  }
}