/* ═══════════════════════════════════════════════════════
   Adtouchlabs Premium Tracker — Login CSS
═══════════════════════════════════════════════════════ */

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

:root {
  --bg:       #070c18;
  --surface:  #0f1c34;
  --surface2: #172140;
  --border:   #1e3158;
  --border2:  #2d4a7a;
  --primary:  #2563eb;
  --accent:   #38bdf8;
  --danger:   #ef4444;
  --text1:    #e8f0ff;
  --text2:    #8ea3c8;
  --text3:    #4e6591;
  --glow:     rgba(37,99,235,.35);
  --radius:   14px;
}

html, body {
  height: 100%;
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  color: var(--text1);
  overflow: hidden;
}

/* Background grid pattern */
.bg-grid {
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(56,189,248,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,189,248,.04) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}

/* Radial glow */
.bg-glow {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(37,99,235,.18) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.login-wrap {
  position: relative; z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px 28px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 24px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(56,189,248,.05);
  animation: cardIn .4s cubic-bezier(.22,.68,0,1.2) both;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(20px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Brand row */
.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 0;
}

.login-logo-img {
  width: 40px; height: 40px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid var(--border2);
}

.login-logo-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--surface2);
  border: 1px solid var(--border2);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}

.login-brand-text { display: flex; flex-direction: column; }
.login-site-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text1);
  line-height: 1.2;
}
.login-tracker-label {
  font-size: 10px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .8px;
  text-transform: uppercase;
}

.login-divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0 20px;
}

.login-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text1);
  margin-bottom: 6px;
  letter-spacing: -.3px;
}

.login-sub {
  font-size: 13px;
  color: var(--text2);
  margin-bottom: 20px;
}

/* Error */
.login-error {
  display: flex;
  align-items: center;
  gap: 7px;
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.3);
  color: var(--danger);
  font-size: 12.5px;
  padding: 10px 12px;
  border-radius: 7px;
  margin-bottom: 16px;
}

/* Form */
.login-form { display: flex; flex-direction: column; gap: 12px; }

.login-field {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  transition: border-color .2s;
}
.login-field:focus-within { border-color: var(--border2); }
.field-icon { color: var(--text3); flex-shrink: 0; }

.login-field input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text1);
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
}
.login-field input::placeholder { color: var(--text3); }

.login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px;
  background: var(--primary);
  color: #fff;
  font-family: 'Outfit', sans-serif;
  font-size: 14px;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background .2s, transform .15s;
  letter-spacing: .2px;
  margin-top: 4px;
}
.login-btn:hover { background: #1d4ed8; transform: translateY(-1px); }
.login-btn:active { transform: translateY(0); }

/* Footer */
.login-footer {
  text-align: center;
  font-size: 11px;
  color: var(--text3);
  margin-top: 22px;
}
.login-footer a { color: var(--accent); }
.login-footer a:hover { text-decoration: underline; }

@media (max-width: 420px) {
  .login-card { padding: 28px 20px 22px; }
}