:root {
    --bg-dark: #0f0f13;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 40px 30px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    text-align: center;
    box-sizing: border-box;
}

.login-container h1 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.login-subtitle {
    font-size: 0.85rem;
    color: #60a5fa;
    margin-top: -4px;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

.login-container p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.input-group {
    margin-bottom: 20px;
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.input-group input {
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.input-group input:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.btn-login {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    background-color: #3b82f6;
    color: white;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    box-sizing: border-box;
}

.btn-login:hover {
    background-color: #2563eb;
}

.error-message {
    color: #ef4444;
    font-size: 0.85rem;
    margin-bottom: 16px;
    background: rgba(239, 68, 68, 0.1);
    padding: 8px;
    border-radius: 4px;
}

.project-link-container {
    margin-top: 32px;
    font-size: 0.85rem;
}

.project-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.project-link:hover {
    color: var(--text-main);
}