:root {
    --login-bg: #f4f7f6;
    --card-bg: #ffffff;
    --text: #2d3436;
}

body.dark-theme {
    --login-bg: #0f172a;
    --card-bg: #1e293b;
    --text: #f1f5f9;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--login-bg);
}

.login-card {
    width: 100%;
    max-width: 400px;
    padding: 40px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    border: 1px solid rgba(255,255,255,0.1);
}

.logo-main {
    max-width: 180px;
    margin-bottom: 30px;
}

.form-control {
    padding: 12px;
    border-radius: 8px;
    background-color: transparent;
    color: var(--text) !important;
}

.btn-login {
    padding: 12px;
    font-weight: 600;
    border-radius: 8px;
    background: #0984e3;
    border: none;
    transition: 0.3s;
}

.btn-login:hover {
    background: #0747a6;
    transform: translateY(-2px);
}