/* =========================================================
   UXMAILS — PREMIUM DARK GLASSMORPHISM THEME (v1.0)
   Shared design tokens used by landing, login, and dashboard.
   No Bootstrap / jQuery / Argon dependency — pure lightweight CSS.
   ========================================================= */

:root {
  /* Brand */
  --ux-primary: #6366f1;
  --ux-primary-2: #3b82f6;
  --ux-primary-hover: #818cf8;
  --ux-accent: #10b981;
  --ux-danger: #ef4444;
  --ux-warning: #f59e0b;

  /* Surface */
  --ux-bg: #020617;
  --ux-bg-alt: #0b1120;
  --ux-glass: rgba(15, 23, 42, 0.72);
  --ux-glass-strong: rgba(15, 23, 42, 0.9);
  --ux-glass-border: rgba(255, 255, 255, 0.08);
  --ux-border: rgba(255, 255, 255, 0.10);

  /* Text */
  --ux-text: #f8fafc;
  --ux-text-muted: #94a3b8;
  --ux-text-dim: #64748b;

  /* Inputs */
  --ux-input-bg: rgba(255, 255, 255, 0.04);
  --ux-input-border: #334155;

  /* Shadows / orbs */
  --ux-shadow: 0 25px 60px rgba(0, 0, 0, 0.55);
  --ux-shadow-sm: 0 8px 24px rgba(0, 0, 0, 0.35);
  --ux-orb-1: #3730a3;
  --ux-orb-2: #1e3a8a;

  --ux-radius: 16px;
  --ux-radius-lg: 24px;
  --ux-font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ux-font-display: 'Outfit', 'Inter', sans-serif;
}

* , *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100dvh;
  background: var(--ux-bg);
  color: var(--ux-text);
  font-family: var(--ux-font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

*:focus-visible {
  outline: 2px solid var(--ux-primary);
  outline-offset: 2px;
  border-radius: 6px;
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(148, 163, 184, 0.25); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(148, 163, 184, 0.4); }

/* ---------- Ambient background orbs (shared) ---------- */
.ux-bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  z-index: 0;
  opacity: 0.55;
  pointer-events: none;
  animation: uxFloat 22s infinite ease-in-out alternate;
}
.ux-orb-1 { width: 520px; height: 520px; background: var(--ux-orb-1); top: -180px; left: -160px; }
.ux-orb-2 { width: 460px; height: 460px; background: var(--ux-orb-2); bottom: -140px; right: -120px; animation-delay: -6s; }

@keyframes uxFloat {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(80px, 40px) scale(1.08); }
  100% { transform: translate(-40px, 80px) scale(0.92); }
}

@media (prefers-reduced-motion: reduce) {
  .ux-bg-orb { animation: none; }
}

/* ---------- Glass surfaces ---------- */
.ux-glass {
  background: var(--ux-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--ux-glass-border);
  border-radius: var(--ux-radius-lg);
  box-shadow: var(--ux-shadow-sm);
}

/* ---------- Buttons ---------- */
.ux-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 12px;
  padding: 0.85rem 1.4rem;
  font-family: var(--ux-font);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, opacity 0.2s ease;
  text-decoration: none;
}
.ux-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

.ux-btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--ux-primary), var(--ux-primary-hover));
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.35);
}
.ux-btn-primary:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(99, 102, 241, 0.5); }

.ux-btn-ghost {
  color: var(--ux-text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--ux-border);
}
.ux-btn-ghost:hover:not(:disabled) { background: rgba(255, 255, 255, 0.09); }

.ux-btn-danger { color: #fff; background: var(--ux-danger); }
.ux-btn-danger:hover:not(:disabled) { background: #dc2626; }

.ux-btn-sm { padding: 0.5rem 0.9rem; font-size: 0.82rem; border-radius: 9px; }
.ux-btn-icon { width: 38px; height: 38px; padding: 0; border-radius: 50%; }

/* ---------- Form controls ---------- */
.ux-input-group { position: relative; margin-bottom: 1.1rem; }
.ux-input-group input,
.ux-input-group textarea {
  width: 100%;
  background: var(--ux-input-bg);
  border: 1.5px solid var(--ux-input-border);
  color: var(--ux-text);
  padding: 1rem 1rem 1rem 3rem;
  border-radius: 12px;
  font-size: 0.98rem;
  font-family: var(--ux-font);
  font-weight: 500;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.ux-input-group input:focus,
.ux-input-group textarea:focus {
  border-color: var(--ux-primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}
.ux-input-icon {
  position: absolute; left: 1.05rem; top: 1.05rem;
  color: var(--ux-text-muted); font-size: 1.05rem; pointer-events: none;
}
.ux-input-toggle {
  position: absolute; right: 1.05rem; top: 1.05rem;
  color: var(--ux-text-muted); cursor: pointer; font-size: 1rem;
  background: none; border: none; padding: 0;
}
.ux-input-toggle:hover { color: var(--ux-text); }

/* ---------- Badges / pills ---------- */
.ux-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  font-size: 0.8rem; font-weight: 700;
}
.ux-pill-success { background: rgba(16, 185, 129, 0.12); color: var(--ux-accent); border: 1px solid rgba(16, 185, 129, 0.25); }
.pulse-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--ux-accent);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: uxPulse 1.6s infinite;
}
@keyframes uxPulse {
  0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* ---------- Alerts ---------- */
.ux-alert {
  display: flex; align-items: center; gap: 10px;
  padding: 0.9rem 1.1rem; border-radius: 12px;
  font-size: 0.9rem; font-weight: 600; margin-bottom: 1.2rem;
  animation: uxSlideDown 0.3s ease;
}
.ux-alert-error { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.25); color: #f87171; }
.ux-alert-success { background: rgba(16, 185, 129, 0.1); border: 1px solid rgba(16, 185, 129, 0.25); color: #34d399; }

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

@keyframes uxFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: uxFadeIn 0.25s ease; }

/* ---------- Utility ---------- */
.visually-hidden {
  position: absolute !important; width: 1px !important; height: 1px !important;
  padding: 0 !important; margin: -1px !important; overflow: hidden !important;
  clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important;
}
.skip-link {
  position: absolute; left: 12px; top: 12px; z-index: 2000;
  padding: 10px 14px; border-radius: 12px;
  background: var(--ux-glass-strong); color: var(--ux-text);
  border: 1px solid var(--ux-glass-border);
  transform: translateY(-140%); transition: transform 0.2s ease;
  text-decoration: none; font-weight: 600;
}
.skip-link:focus { transform: translateY(0); }

.spinner {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.15);
  border-top-color: var(--ux-primary);
  animation: uxSpin 0.8s linear infinite;
}
@keyframes uxSpin { to { transform: rotate(360deg); } }