/* WASS shared styles — used by all pages (index, upgrade, support, privacy, terms, payment-success, payment-cancel) */

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang HK", "Microsoft JhengHei", sans-serif;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #e2e8f0;
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: #60a5fa; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ============ Top nav (auto-injected by wass-shared.js) ============ */
.wass-top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.wass-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  color: #f1f5f9;
  text-decoration: none;
}
.wass-brand:hover { text-decoration: none; }
.wass-brand-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #60a5fa 0%, #34d399 100%);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #0f172a;
  font-size: 16px;
  font-weight: 800;
}
.wass-lang-toggle {
  display: inline-flex;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 999px;
  padding: 4px;
}
.wass-lang-toggle button {
  background: transparent;
  color: #94a3b8;
  border: none;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  min-width: 38px;
  transition: all 0.2s;
}
.wass-lang-toggle button:hover { color: #cbd5e1; }
.wass-lang-toggle button.active {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
}

/* ============ Footer (auto-injected by wass-shared.js) ============ */
.wass-footer {
  text-align: center;
  padding: 40px 24px 24px;
  color: #64748b;
  font-size: 13px;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  margin-top: 48px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}
.wass-footer a { color: #94a3b8; text-decoration: none; }
.wass-footer a:hover { color: #60a5fa; text-decoration: underline; }
.wass-footer-sep { color: #475569; margin: 0 8px; }

/* ============ Utility ============ */
.wass-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}
.wass-container-narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}
.wass-card {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.15);
  border-radius: 16px;
  padding: 40px;
}
.wass-card-centered { text-align: center; }
.wass-btn {
  display: inline-block;
  padding: 12px 24px;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.1s;
}
.wass-btn:hover { opacity: 0.9; text-decoration: none; }
.wass-btn:active { transform: scale(0.98); }
.wass-btn-primary {
  background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
  color: #0f172a;
}
.wass-btn-lg { padding: 14px 32px; font-size: 16px; }