:root {
    --bg-color: #0f172a;
    --text-color: #e2e8f0;
    --primary-color: #3b82f6;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
}

.container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
}

h1, h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    font-weight: 700;
    background: linear-gradient(to right, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: #94a3b8;
}

input {
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.2);
    color: white;
    font-size: 1rem;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
}

button {
    width: 100%;
    padding: 0.75rem;
    border-radius: 8px;
    border: none;
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.link {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
}

.link a {
    color: #60a5fa;
    text-decoration: none;
}

.link a:hover {
    text-decoration: underline;
}

/* Dashboard specific */
.dashboard-container {
    max-width: 800px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .grid {
        grid-template-columns: 1fr 1fr;
    }
}