/* ── FreshKar Login — Dark Premium ────────────────────────────── */
:root {
  --bg:    #0d1523;
  --surf:  #1a2744;
  --surf-2: #1f2f50;
  --bord:  rgba(255,255,255,.08);
  --bord-2: rgba(255,255,255,.14);
  --blue:  #3b82f6;
  --sky:   #60a5fa;
  --green: #22c55e;
  --red:   #ef4444;
  --fg:    #f0f4ff;
  --fg2:   #8fa3c8;
  --fg3:   #5a7099;
  --muted: #4a6080;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background pattern */
.bg-pattern {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.bg-pattern::before {
  content: '';
  position: absolute;
  top: -30%; right: -20%;
  width: 70vw; height: 70vw;
  background: radial-gradient(circle, rgba(59,130,246,.1) 0%, transparent 65%);
  border-radius: 50%;
}

.bg-pattern::after {
  content: '';
  position: absolute;
  bottom: -20%; left: -15%;
  width: 55vw; height: 55vw;
  background: radial-gradient(circle, rgba(34,197,94,.06) 0%, transparent 65%);
  border-radius: 50%;
}

/* Grid dots subtil */
.bg-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.login-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  padding: 24px 16px;
}

/* Logo + brand en haut */
.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  margin-bottom: 36px;
}

.login-logo {
  width: 180px; height: 180px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 32px rgba(59,130,246,.35);
}

.login-brand-icon {
  width: 44px; height: 44px;
  background: var(--blue);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  box-shadow: 0 0 24px rgba(59,130,246,.35);
}

.login-brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -.4px;
}
.login-brand-name span { color: var(--sky); }

/* Card */
.login-card {
  background: var(--surf);
  border: 1px solid var(--bord-2);
  border-radius: 16px;
  padding: 32px 28px;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
}

.login-headline {
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
  letter-spacing: -.3px;
}

.login-desc {
  font-size: 13px;
  color: var(--fg3);
  margin-bottom: 28px;
}

/* Fields */
.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--fg2);
  margin-bottom: 6px;
}

.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 12px;
  font-size: 15px;
  pointer-events: none;
  user-select: none;
  opacity: .5;
}

.input-wrap input {
  width: 100%;
  background: var(--surf-2);
  border: 1px solid var(--bord-2);
  border-radius: 8px;
  padding: 11px 40px;
  font-size: 14px;
  color: var(--fg);
  font-family: inherit;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

.input-wrap input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,.12);
}

.input-wrap input::placeholder { color: var(--muted); }

.toggle-pwd {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 15px;
  padding: 4px;
  opacity: .4;
  transition: opacity .15s;
  color: var(--fg2);
}
.toggle-pwd:hover { opacity: .9; }

/* Error */
.error-box {
  background: rgba(239,68,68,.08);
  border: 1px solid rgba(239,68,68,.2);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--red);
  margin-bottom: 16px;
  animation: shake 0.35s ease;
}

@keyframes shake {
  0%,100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* Submit button */
.btn-login {
  width: 100%;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 14px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: opacity .15s, transform .1s, box-shadow .15s;
  box-shadow: 0 0 20px rgba(59,130,246,.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 8px;
}

.btn-login:hover { box-shadow: 0 0 28px rgba(59,130,246,.45); }
.btn-login:active { transform: scale(.98); }
.btn-login:disabled { opacity: .5; cursor: not-allowed; }

/* Spinner */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.25);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.login-footer {
  margin-top: 28px;
  text-align: center;
  font-size: 11px;
  color: var(--fg3);
  border-top: 1px solid var(--bord);
  padding-top: 18px;
  line-height: 1.7;
}

@media (max-width: 480px) {
  .login-card { padding: 24px 20px; border-radius: 14px; }
  .login-brand { margin-bottom: 28px; }
}

[hidden] { display: none !important; }