/* ===== Shared Base Styles for vericoder-lmy.com ===== */

/* Reset & CSS Variables */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: #000; --bg-panel: #08081a; --bg-card: #0e0e24; --bg-input: #06061a;
  --border: #1e1e4a; --purple: #7c3aed; --purple-light: #a78bfa;
  --purple-glow: rgba(124,58,237,0.3); --text: #e2e8f0; --text-muted: #8892b0;
  --green: #34d399; --red: #f87171; --radius: 10px; --radius-sm: 6px;
}

html, body { height: 100%; background: var(--bg); }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: var(--bg); color: var(--text);
}

/* ===== Top Navigation Bar ===== */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; height: 52px;
  background: rgba(8,8,26,0.92); backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 24px;
  z-index: 500; gap: 32px;
}
.site-nav .nav-brand {
  font-size: 17px; font-weight: 700; letter-spacing: 0.5px; cursor: pointer;
  text-decoration: none; color: var(--text);
}
.site-nav .nav-brand span { color: var(--purple-light); }
.site-nav .nav-links { display: flex; gap: 6px; align-items: center; }
.site-nav .nav-links a {
  padding: 6px 14px; border-radius: 8px; font-size: 13px; color: var(--text-muted);
  text-decoration: none; transition: all 0.2s; white-space: nowrap;
}
.site-nav .nav-links a:hover { color: var(--text); background: rgba(124,58,237,0.08); }
.site-nav .nav-links a.active { color: var(--purple-light); background: rgba(124,58,237,0.12); }
.site-nav .nav-right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.site-nav .nav-right .nav-user {
  font-size: 12px; color: var(--text-muted); display: flex; align-items: center; gap: 8px;
}
.site-nav .nav-right .tier-badge {
  padding: 2px 8px; border-radius: 10px; font-size: 10px; font-weight: 600;
}
.site-nav .nav-right .tier-badge.free { background: rgba(148,163,184,0.15); color: #94a3b8; }
.site-nav .nav-right .tier-badge.pro  { background: rgba(124,58,237,0.2); color: var(--purple-light); }
.site-nav .nav-right .nav-btn {
  padding: 5px 14px; border-radius: 8px; font-size: 12px; cursor: pointer;
  border: 1px solid var(--border); background: transparent; color: var(--text-muted);
  font-family: inherit; transition: all 0.2s;
}
.site-nav .nav-right .nav-btn:hover { border-color: var(--purple); color: var(--purple-light); }
.site-nav .nav-right .nav-btn.primary { background: var(--purple); color: #fff; border-color: var(--purple); }
.site-nav .nav-right .nav-btn.primary:hover { background: #6d28d9; }

body.has-nav { padding-top: 52px; }

/* ===== Auth Overlay (shared) ===== */
.auth-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.85);
  z-index: 600; align-items: center; justify-content: center;
}
.auth-overlay.show { display: flex; }
.auth-card {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; width: 90%; max-width: 380px; text-align: center;
}
.auth-card h2 { font-size: 20px; margin-bottom: 6px; }
.auth-card h2 span { color: var(--purple-light); }
.auth-card .subtitle { font-size: 12px; color: var(--text-muted); margin-bottom: 20px; }
.auth-card input {
  width: 100%; padding: 10px 14px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-input); color: var(--text);
  font-size: 14px; margin-bottom: 10px; outline: none;
}
.auth-card input:focus { border-color: var(--purple); }
.auth-card .auth-btn {
  width: 100%; padding: 10px; border-radius: var(--radius-sm); border: none;
  background: var(--purple); color: #fff; font-size: 14px; font-weight: 600;
  cursor: pointer; margin-top: 6px;
}
.auth-card .auth-btn:hover { background: #6d28d9; }
.auth-card .switch { font-size: 12px; color: var(--text-muted); margin-top: 12px; }
.auth-card .switch a { color: var(--purple-light); cursor: pointer; text-decoration: none; }
.auth-card .error { font-size: 12px; color: var(--red); margin-top: 6px; min-height: 18px; }

/* ===== Footer ===== */
.site-footer {
  text-align: center; padding: 24px; font-size: 11px; color: var(--text-muted);
  border-top: 1px solid var(--border);
}

/* ===== Card Grid ===== */
.card-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  max-width: 1100px; margin: 0 auto; padding: 0 24px;
}
.service-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px 28px; text-decoration: none;
  transition: all 0.35s ease; cursor: pointer; display: block; color: inherit;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--purple);
  box-shadow: 0 12px 40px rgba(124,58,237,0.15);
}
.service-card .card-icon { font-size: 40px; margin-bottom: 18px; display: block; }
.service-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.service-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin: 0; }
.service-card .card-badge {
  display: inline-block; margin-top: 14px; padding: 3px 10px; border-radius: 10px;
  font-size: 10px; font-weight: 600; letter-spacing: 1px;
}
.service-card .card-badge.active { background: rgba(52,211,153,0.15); color: var(--green); }
.service-card .card-badge.coming { background: rgba(148,163,184,0.12); color: var(--text-muted); }
.service-card .card-badge.new { background: rgba(124,58,237,0.18); color: var(--purple-light); }

/* ===== Placeholder Page ===== */
.placeholder-page {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 70vh; text-align: center; padding: 40px 20px;
}
.placeholder-page .ph-icon { font-size: 64px; margin-bottom: 20px; }
.placeholder-page h2 { font-size: 28px; margin-bottom: 10px; }
.placeholder-page h2 span { color: var(--purple-light); }
.placeholder-page p { font-size: 15px; color: var(--text-muted); max-width: 500px; line-height: 1.7; }

/* ===== Mobile ===== */
@media (max-width: 768px) {
  .card-grid { grid-template-columns: 1fr; gap: 14px; }
  .service-card { padding: 22px 18px; }
  .site-nav { padding: 0 4px; gap: 4px; }
  .site-nav .nav-brand { font-size: 13px; flex-shrink: 0; padding-left: 8px; }
  .site-nav .nav-links {
    flex: 1; overflow-x: auto; -webkit-overflow-scrolling: touch;
    display: flex; gap: 2px; padding: 4px 0;
  }
  .site-nav .nav-links::-webkit-scrollbar { display: none; }
  .site-nav .nav-links a {
    padding: 5px 9px; font-size: 11px; white-space: nowrap; flex-shrink: 0;
  }
  .site-nav .nav-right { flex-shrink: 0; gap: 4px; padding-right: 4px; }
  .site-nav .nav-right .nav-btn { padding: 4px 8px; font-size: 11px; white-space: nowrap; }
}