:root {
    --accent: #ffffff;
    --bg: #000000;
}

body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: #fff;
    font-family: 'Inter', sans-serif;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

/* Abstract Background */
.bg-gradient {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, #111 0%, #000 100%);
    z-index: -1;
}

.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    filter: blur(80px);
}

.login-box {
    width: 100%;
    max-width: 420px;
    padding: 4rem 3rem;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    box-shadow: 0 40px 100px rgba(0, 0, 0, 0.8);
    text-align: center;
    animation: fadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo {
    font-size: 1.5rem;
    letter-spacing: 0.5rem;
    font-weight: 200;
    margin-bottom: 3.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.form-group {
    position: relative;
    margin-bottom: 2.5rem;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 0.65rem;
    letter-spacing: 0.2rem;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 0.8rem;
    text-transform: uppercase;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 0.8rem 0;
    font-size: 1rem;
    font-weight: 300;
    transition: border-color 0.4s;
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-bottom-color: #fff;
}

.btn-login {
    width: 100%;
    background: #fff;
    color: #000;
    border: none;
    padding: 1.2rem;
    font-size: 0.75rem;
    letter-spacing: 0.3rem;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    margin-top: 1rem;
    transition: all 0.4s;
}

.btn-login:hover {
    background: #ddd;
    transform: scale(1.02);
}

.error-msg {
    color: #ff4d4d;
    font-size: 0.75rem;
    margin-top: 1.5rem;
    display: none;
    font-weight: 300;
}

.footer-link {
    margin-top: 3rem;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.1rem;
}