/* ===== Auth Page Styles ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Mukta:wght@400;500;600;700;800&display=swap');

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

:root {
  --brand: #16a34a;
  --brand-dark: #14532d;
  --brand-light: #22c55e;
  --accent: #84cc16;
  --bg: #0a0f0d;
  --surface: #0f1a14;
  --card: rgba(255,255,255,0.04);
  --card-border: rgba(255,255,255,0.08);
  --ink: #f0fdf4;
  --ink-2: #86efac;
  --ink-3: #4ade80;
  --muted: rgba(255,255,255,0.45);
  --error: #f87171;
  --radius: 16px;
  --radius-sm: 10px;
}

body {
  font-family: 'Inter', 'Mukta', sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-bg {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 80% 50% at 20% 0%, rgba(22,163,74,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(132,204,22,0.10) 0%, transparent 60%),
    var(--bg);
}

.auth-glow {
  position: fixed;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,163,74,0.15) 0%, transparent 70%);
  top: 10%; left: 50%; transform: translateX(-50%);
  pointer-events: none;
  animation: glow-pulse 4s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.6; transform: translateX(-50%) scale(1); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.15); }
}

.auth-container {
  width: 100%;
  max-width: 440px;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
  animation: slide-up 0.5s ease both;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.auth-logo {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--brand-dark), var(--brand));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: 0 8px 24px rgba(22,163,74,0.4);
}

.auth-title {
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #fff 0%, var(--ink-3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.auth-sub {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 2px;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  backdrop-filter: blur(20px);
  box-shadow:
    0 24px 48px rgba(0,0,0,0.4),
    0 0 0 1px rgba(22,163,74,0.08) inset;
}

.auth-tabs {
  display: flex;
  gap: 4px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 24px;
}

.auth-tab {
  flex: 1;
  padding: 10px 16px;
  border: none;
  background: transparent;
  color: var(--muted);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s;
}

.auth-tab.active {
  background: var(--brand);
  color: white;
  box-shadow: 0 4px 12px rgba(22,163,74,0.35);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-form.hidden { display: none; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-2);
  letter-spacing: 0.02em;
}

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

.input-icon {
  position: absolute;
  left: 12px;
  font-size: 1rem;
  pointer-events: none;
  z-index: 1;
}

.input-wrap input,
.input-wrap select {
  width: 100%;
  padding: 12px 12px 12px 40px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-wrap select {
  cursor: pointer;
}

.input-wrap input:focus,
.input-wrap select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(22,163,74,0.15);
}

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

.eye-btn {
  position: absolute;
  right: 10px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  padding: 4px;
  color: var(--muted);
}

.auth-error {
  background: rgba(248,113,113,0.12);
  border: 1px solid rgba(248,113,113,0.3);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--error);
}

.auth-error.hidden { display: none; }

.auth-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
  margin-top: 4px;
}

.auth-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background 0.2s;
}

.auth-btn:hover::before { background: rgba(255,255,255,0.1); }
.auth-btn:active { transform: scale(0.98); }
.auth-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-loader.hidden, .btn-text.hidden { display: none; }

.auth-switch {
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

.auth-switch a {
  color: var(--brand-light);
  text-decoration: none;
  font-weight: 600;
}

.auth-switch a:hover { text-decoration: underline; }

.auth-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.feature-chip {
  padding: 6px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--muted);
  animation: fade-in 0.6s ease both;
}

.feature-chip:nth-child(1) { animation-delay: 0.1s; }
.feature-chip:nth-child(2) { animation-delay: 0.15s; }
.feature-chip:nth-child(3) { animation-delay: 0.2s; }
.feature-chip:nth-child(4) { animation-delay: 0.25s; }
.feature-chip:nth-child(5) { animation-delay: 0.3s; }

@keyframes fade-in {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* Responsive */
@media (max-width: 480px) {
  .auth-card { padding: 20px; }
  .auth-title { font-size: 1.5rem; }
}

/* Dark select option fix */
select option { background: #1a2e1f; color: var(--ink); }

/* Back to dashboard & Notice */
.auth-top-bar { display: flex; align-items: center; justify-content: flex-start; }
.auth-back-btn {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-2); text-decoration: none; font-size: 13.5px; font-weight: 500;
  padding: 6px 14px; border-radius: 10px; background: rgba(255,255,255,0.04);
  border: 1px solid var(--card-border); transition: all 0.2s;
}
.auth-back-btn:hover { background: rgba(255,255,255,0.08); color: var(--ink); border-color: rgba(255,255,255,0.18); }

.auth-notice {
  background: color-mix(in srgb, var(--brand) 18%, rgba(0,0,0,0.5));
  border: 1px solid color-mix(in srgb, var(--brand) 40%, transparent);
  color: #dcfce7; padding: 11px 16px; border-radius: var(--radius-sm);
  font-size: 13.5px; margin-bottom: 18px; line-height: 1.45;
  display: flex; align-items: center; gap: 8px;
}
.auth-notice.hidden { display: none !important; }