/* ═══════════════════════════════════════════════════════════════
   VeloGen Mobile Responsive Stylesheet
   Breakpoint: 767px (mobile-first overrides)
   ═══════════════════════════════════════════════════════════════ */

/* ── Hamburger Button (hidden on desktop) ── */
.hamburger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid #2a2a2a;
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}
.hamburger-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: #d1d5db;
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

/* ── Nav Drawer Overlay ── */
.nav-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  display: none;
}
.nav-drawer-overlay.open { display: block; }

/* ── Nav Drawer ── */
.nav-drawer {
  position: fixed;
  top: 0;
  right: -280px;
  width: 280px;
  height: 100vh;
  background: #111;
  border-left: 1px solid #1f1f1f;
  z-index: 1001;
  transition: right 0.3s ease;
  display: flex;
  flex-direction: column;
  padding: 20px;
  overflow-y: auto;
}
.nav-drawer.open { right: 0; }

/* ── Nav Drawer Link & Button Styles ── */
.nav-drawer a,
.nav-drawer button {
  display: block;
  width: 100%;
  padding: 14px 16px;
  font-size: 15px;
  color: #d1d5db;
  text-decoration: none;
  border-radius: 8px;
  min-height: 44px;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s, color 0.2s;
  box-sizing: border-box;
}
.nav-drawer a:hover,
.nav-drawer button:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.nav-drawer .credits-pill {
  margin-bottom: 12px;
  text-align: center;
}
.nav-drawer .btn-logout {
  margin-top: 12px;
  color: #6b7280;
  border: 1px solid #2a2a2a;
}
.nav-drawer .btn-outline,
.nav-drawer .btn-cta,
.nav-drawer .btn-login {
  text-align: center;
  margin-bottom: 8px;
}

/* ═══════════════════════════════════════════════════════════════
   @media (max-width: 767px) — All mobile overrides
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 767px) {

  /* ── Navigation ── */
  .nav-right,
  .nav-actions { display: none !important; }
  .hamburger-btn { display: flex !important; }
  nav { padding: 12px 16px; }

  /* Also hide the old generate.html navbar-right */
  .navbar-right { display: none !important; }

  /* ── Prevent horizontal overflow ── */
  body { overflow-x: hidden; }

  /* ── Containers ── */
  .container { padding: 24px 16px; }
  .section { padding: 40px 16px; }

  /* ── Typography ── */
  .page-header h1 { font-size: 22px; }
  h1 { max-width: 100%; }

  /* ── Billing page grids ── */
  .plans-grid { grid-template-columns: 1fr !important; }
  .topup-grid { grid-template-columns: 1fr !important; }

  /* ── Dashboard welcome card ── */
  .welcome-card { flex-direction: column; align-items: flex-start; }
  .welcome-actions { width: 100%; }
  .welcome-actions a { flex: 1; text-align: center; }

  /* ── Generate video page ── */
  .selector-grid { grid-template-columns: 1fr !important; }
  .uploads-grid { grid-template-columns: 1fr !important; }
  .form-card { padding: 24px 16px; }

  /* ── Index page ── */
  .steps-grid { grid-template-columns: 1fr !important; }
  .tiers-grid { grid-template-columns: 1fr !important; }
  .agg-section { grid-template-columns: 1fr !important; padding: 40px 16px; }
  .footer-grid { grid-template-columns: 1fr !important; }
  .testimonials-grid { grid-template-columns: 1fr !important; }
  .hero { padding: 40px 16px 60px; }
  .hero h1 { font-size: 32px; }

  /* ── Auth pages ── */
  .auth-card { padding: 28px 20px; max-width: 100%; }
  .footer-inner { flex-direction: column; gap: 20px; }
  .footer-cols { flex-direction: column; gap: 20px; }

  /* ── Payment history table ── */
  .history-section { padding: 20px 16px; overflow-x: auto; }
  .history-table { min-width: 400px; }

  /* ── Select generation page ── */
  .options-grid { grid-template-columns: 1fr !important; }

  /* ── Generate.html card ── */
  .generate-card { padding: 24px 16px; }
}