* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background:
            radial-gradient(circle at top left, #4f46e5, transparent 40%),
            radial-gradient(circle at bottom right, #06b6d4, transparent 40%),
            #0f172a;
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.login-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.logo {
    text-align: center;
    color: white;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 10px;
}

.subtitle {
    text-align: center;
    color: #cbd5e1;
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 18px;
}

.input-group label {
    display: block;
    color: white;
    margin-bottom: 8px;
    font-size: 14px;
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    border: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    outline: none;
    transition: 0.3s;
}

.input-group input:focus {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 2px #60a5fa;
}

.input-group input::placeholder {
    color: #94a3b8;
}

.options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    color: #cbd5e1;
    font-size: 14px;
}

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

.login-btn {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #4f46e5, #06b6d4);
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
}

.login-btn:hover {
    transform: translateY(-2px);
}

.register {
    text-align: center;
    margin-top: 24px;
    color: #cbd5e1;
}

.register a {
    color: #60a5fa;
    text-decoration: none;
    font-weight: 600;
}