:root {
  --bg-dark: #0a0a0c;
  --card-bg: rgba(255, 255, 255, 0.03);
  --accent: #719eec;
  --text-main: #ffffff;
  --text-dim: #94a3b8;
  --border: rgba(255, 255, 255, 0.1);
}

body {
  margin: 0;
  padding: 0;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  background-color: var(--bg-dark);
  background-image:
    radial-gradient(circle at 50% 0%, #1e293b 0%, transparent 50%),
    radial-gradient(circle at 0% 100%, #0f172a 0%, transparent 50%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  padding: 40px;
  border-radius: 20px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.auth-header {
  margin-bottom: 30px;
  text-align: center;
}
.auth-header h2 {
  color: var(--accent);
  margin: 0;
  font-size: 1.8rem;
}
.auth-header p {
  color: var(--text-dim);
  margin-top: 8px;
  font-size: 0.9rem;
}

.input-group {
  margin-bottom: 20px;
  position: relative;
}
.input-group label {
  display: block;
  margin-bottom: 8px;
  color: var(--text-dim);
  font-size: 0.85rem;
  font-weight: 600;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.input-wrapper svg {
  position: absolute;
  left: 12px;
  width: 18px;
  height: 18px;
  color: var(--text-dim);
}

.input-wrapper input {
  width: 100%;
  padding: 12px 12px 12px 40px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: white;
  outline: none;
  transition: 0.3s;
}

.input-wrapper input:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.1);
}

.btn-primary {
  width: 100%;
  background: var(--accent);
  color: white;
  border: none;
  padding: 14px;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.2s;
  margin-top: 10px;
}

.btn-primary:hover {
  filter: brightness(0.85);
  transform: translateY(-2px);
}
.btn-primary:active {
  filter: brightness(0.7);
  transform: translateY(0);
}

.auth-footer {
  margin-top: 25px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-dim);
}
.auth-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.auth-footer a:hover {
  text-decoration: underline;
}