:root {
  --bg-1: #0b1220;
  --bg-2: #1e293b;
  --text-main: #f8fafc;
  --text-soft: #cbd5e1;
  --accent: #10b981;
  --accent-2: #06b6d4;
  --danger: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 18% 18%, rgba(16, 185, 129, 0.18), transparent 42%),
    radial-gradient(circle at 78% 15%, rgba(59, 130, 246, 0.18), transparent 45%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2));
}

.auth-topbar {
  height: 74px;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(2, 6, 23, 0.72);
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.brand-link img {
  height: 52px;
  width: auto;
}

.auth-nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.auth-nav a {
  color: #e2e8f0;
  text-decoration: none;
  font-size: 0.95rem;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(255, 255, 255, 0.06);
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.auth-nav a:hover {
  transform: translateY(-1px);
  border-color: rgba(110, 231, 183, 0.65);
  background: rgba(16, 185, 129, 0.18);
}

.auth-main {
  padding: 34px 18px 26px;
}

.auth-shell {
  max-width: 560px;
  margin: 0 auto;
  display: block;
}

.auth-card {
  border-radius: 22px;
  border: 1px solid rgba(148, 163, 184, 0.25);
  background: rgba(15, 23, 42, 0.72);
  box-shadow:
    0 22px 54px rgba(2, 6, 23, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.auth-card {
  padding: 22px;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.54);
  border: 1px solid rgba(148, 163, 184, 0.2);
  padding: 4px;
  gap: 4px;
}

.mode-btn {
  border: none;
  border-radius: 10px;
  padding: 10px 12px;
  background: transparent;
  color: #cbd5e1;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.mode-btn.active {
  color: #ecfeff;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.35), rgba(6, 182, 212, 0.3));
  border: 1px solid rgba(110, 231, 183, 0.55);
}

.mode-btn:hover {
  transform: translateY(-1px);
}

#authForm {
  margin-top: 16px;
}

#formTitle {
  margin: 0 0 14px;
  font-size: 1.42rem;
}

.field-label {
  display: block;
  margin: 0 0 8px;
  color: #e2e8f0;
  font-size: 0.95rem;
}

.field-input {
  width: 100%;
  margin: 0 0 12px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.36);
  background: rgba(2, 6, 23, 0.55);
  color: #f8fafc;
  font: inherit;
  padding: 11px 12px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field-input:focus {
  border-color: rgba(110, 231, 183, 0.78);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.primary-btn,
.secondary-btn,
.ghost-btn {
  width: 100%;
  border: none;
  border-radius: 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.primary-btn {
  padding: 11px 12px;
  color: #ecfeff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 22px rgba(16, 185, 129, 0.3);
}

.primary-btn:hover {
  filter: brightness(1.06);
}

.ghost-btn {
  margin-top: 10px;
  padding: 9px 12px;
  color: #dbeafe;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(96, 165, 250, 0.35);
}

.status-box {
  min-height: 24px;
  margin: 12px 0 0;
  font-size: 0.92rem;
  color: #e2e8f0;
}

.status-box.success {
  color: #bbf7d0;
}

.status-box.error {
  color: #fecaca;
}

.status-box.warn {
  color: #fde68a;
}

.user-panel {
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(110, 231, 183, 0.44);
  background: rgba(16, 185, 129, 0.12);
}

.user-panel p {
  margin: 0 0 6px;
  color: #d1fae5;
}

.user-panel strong {
  display: block;
  margin-bottom: 10px;
  word-break: break-word;
}

.secondary-btn {
  padding: 9px 11px;
  color: #fee2e2;
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(248, 113, 113, 0.45);
}

.profile-panel {
  margin-top: 14px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(110, 231, 183, 0.42);
  background: rgba(16, 185, 129, 0.1);
}

.profile-panel h3 {
  margin: 0 0 8px;
  color: #d1fae5;
}

.profile-note {
  margin: 0 0 12px;
  color: #bbf7d0;
  font-size: 0.93rem;
}

.profile-preview-wrap {
  margin: 8px 0 12px;
}

.profile-preview {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(110, 231, 183, 0.6);
  box-shadow: 0 8px 18px rgba(2, 6, 23, 0.32);
}

.config-panel {
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  border: 1px dashed rgba(251, 191, 36, 0.6);
  background: rgba(251, 191, 36, 0.12);
}

.config-panel h3 {
  margin: 0 0 8px;
  color: #fde68a;
}

.config-panel p {
  margin: 0;
  color: #fef3c7;
  line-height: 1.5;
}

.config-panel .tiny {
  margin-top: 6px;
  font-size: 0.84rem;
}

.hidden {
  display: none !important;
}

@media (max-width: 900px) {
  .auth-shell {
    max-width: 560px;
  }
}

@media (max-width: 640px) {
  .auth-topbar {
    padding: 10px 12px;
    height: auto;
    gap: 10px;
    flex-wrap: wrap;
  }

  .brand-link img {
    height: 44px;
  }

  .auth-nav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .auth-main {
    padding: 16px 10px 20px;
  }

  .auth-card {
    padding: 16px;
    border-radius: 16px;
  }
}