/* ========================================
   2026 NFL Offseason Guide – styles.css
   Shared structural styles.
   Team colors are injected via :root overrides
   in each team's index.html.
   ======================================== */

/* ---- Default palette (neutral) ---- */
:root {
  --team-primary: #333333;
  --team-primary-dark: #1a1a1a;
  --team-primary-light: #555555;
  --team-accent: #888888;
  --team-accent-dark: #666666;
  --team-bg-dark: #000000;
  --team-bg-dark-light: #1A1A1A;
  --white: #FFFFFF;
  --off-white: #F5F7FA;
  --gray-100: #E8ECF1;
  --gray-200: #D0D6DE;
  --gray-400: #8C95A1;
  --gray-600: #4A5568;
  --gray-800: #2D3748;
  --text-primary: #1A202C;
  --text-secondary: #4A5568;
  --transition-speed: 0.3s;
  --content-max-width: 780px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
  background-color: var(--off-white);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- Header ---- */

.site-header {
  background: linear-gradient(135deg, var(--team-bg-dark) 0%, var(--team-bg-dark-light) 100%);
  color: var(--white);
  padding: 2.5rem 2rem 2rem;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
}

.site-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
}

.site-header h1 .accent {
  color: var(--team-header-accent, var(--team-accent));
}

.site-header .subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-header .home-link {
  position: absolute;
  top: 1rem;
  left: 1.25rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-weight: 500;
  transition: opacity var(--transition-speed);
}

.site-header .home-link:hover {
  opacity: 1;
}

/* ---- Navigation ---- */

.nav-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 99;
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.06);
}

.nav-scroll {
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding: 0 1rem;
  max-width: 1100px;
  margin: 0 auto;
}

.nav-scroll::-webkit-scrollbar {
  display: none;
}

.nav-btn {
  flex-shrink: 0;
  background: none;
  border: none;
  padding: 0.85rem 1.15rem;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--gray-600);
  cursor: pointer;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: color var(--transition-speed), border-color var(--transition-speed);
  font-family: inherit;
  letter-spacing: 0.01em;
}

.nav-btn:hover {
  color: var(--team-primary);
}

.nav-btn.active {
  color: var(--team-primary-dark);
  border-bottom-color: var(--team-accent);
  font-weight: 600;
}

/* ---- Divider labels ---- */

.nav-divider {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 0.6rem;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  user-select: none;
}

/* ---- Main Content ---- */

.content-area {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
}

/* ---- Position Article ---- */

.position-article {
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.position-article h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--team-bg-dark);
  margin-bottom: 0.35rem;
  line-height: 1.25;
}

.position-article .pos-badge {
  display: inline-block;
  background: var(--team-primary);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.65rem;
  border-radius: 3px;
  margin-bottom: 1.75rem;
}

.position-article h2 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--team-primary-dark);
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--team-accent);
}

.position-article p {
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.78;
}

/* ---- Prev / Next Navigation ---- */

.pager {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-200);
}

.pager-btn {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
  text-align: left;
  font-family: inherit;
  max-width: 48%;
}

.pager-btn:hover {
  border-color: var(--team-primary-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.pager-btn.next {
  text-align: right;
  margin-left: auto;
}

.pager-btn .pager-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: 0.2rem;
}

.pager-btn .pager-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--team-primary-dark);
}

.pager-btn:disabled {
  opacity: 0;
  cursor: default;
  pointer-events: none;
}

/* ---- Footer ---- */

.site-footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.75rem;
  color: var(--gray-400);
  border-top: 1px solid var(--gray-100);
}

/* ---- Mobile Responsive ---- */

@media (max-width: 640px) {
  .site-header {
    padding: 1.75rem 1rem 1.25rem;
  }

  .site-header h1 {
    font-size: 1.35rem;
  }

  .site-header .home-link {
    position: static;
    display: block;
    margin-bottom: 0.5rem;
  }

  .content-area {
    padding: 1.75rem 1rem 4rem;
  }

  .position-article h1 {
    font-size: 1.6rem;
  }

  .position-article h2 {
    font-size: 1.15rem;
  }

  .pager-btn {
    padding: 0.75rem 1rem;
  }
}