:root {
    --primary-color: #c02236;
    --gradient-start: #950303e3;
    --gradient-end: #031295e3;
    --main-gradient: linear-gradient(132deg, var(--gradient-start), var(--gradient-end));
    --main-gradient-hover: linear-gradient(132deg, var(--gradient-end), var(--gradient-start));
    --focus-shadow: rgba(192, 34, 54, 0.1);
    --btn-shadow: rgba(192, 34, 54, 0.2);
    --btn-shadow-hover: rgba(192, 34, 54, 0.3);
}

body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #fcedf0 0%, #f9d8de 100%);
    font-family: 'Inter', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 1000px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    display: flex;
    flex-wrap: wrap;
    margin: 2rem;
}

.login-image-section {
    flex: 1 1 25%;
    background: var(--main-gradient);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.login-image-section::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(201,149,27,0.15) 0%, rgba(201,149,27,0) 70%);
    top: -50px;
    right: -100px;
    border-radius: 50%;
}

.login-image-section::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0) 70%);
    bottom: -150px;
    left: -150px;
    border-radius: 50%;
}

.login-form-section {
    flex: 1 1 50%;
    padding: 4rem 3rem;
    background: #ffffff;
    position: relative;
}

.form-control {
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background-color: #f8fafc;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #a91f3136;
    box-shadow:0 0 10px 3px var(--focus-shadow);
    background-color: #ffffff;
}

.input-group-text {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-right: none;
    color: var(--primary-color);
    border-radius: 12px 0 0 12px;
}

.form-control.with-icon {
    border-left: none;
}

.btn-outline-secondary {
    border: 1px solid #e2e8f0;
    background-color: #f8fafc;
    color: #64748b;
    border-radius: 0 12px 12px 0;
    border-left: none;
}

.btn-outline-secondary:hover {
    background-color: #e2e8f0;
    color: #334155;
}

.btn-login {
    background: var(--main-gradient);
    color: white;
    border-radius: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    border: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--btn-shadow);
}

.btn-login:hover {
    background: var(--main-gradient-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--btn-shadow-hover);
    color: white;
}

.brand-logo {
    width: 90px;
    height: 90px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    position: relative;
    z-index: 1;
}

.brand-logo i {
    color: var(--primary-color);
    font-size: 2.8rem;
}

.college-name {
    font-weight: 800;
    font-size: 1.5rem;
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: 1px;
    position: relative;
    z-index: 1;
}

.college-sub {
    color: rgba(255, 255, 255, 0.85);
    text-align: center;
    font-size: 15px;
    font-weight: 300;
    position: relative;
    z-index: 1;
}

.form-label {
    font-weight: 600;
    color: #334155;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.form-check-label {
    color: #64748b;
    font-size: 0.95rem;
}

@media (max-width: 991px) {
    .login-image-section {
        padding: 3rem 2rem;
    }
    
    .college-name {
        font-size: 1.6rem;
    }
    
    .login-form-section {
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    .login-image-section {
        display: none;
    }
    
    .login-container {
        margin: 1rem;
        border-radius: 16px;
    }
    
    .login-form-section {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .login-container {
        margin: 0;
        border-radius: 0;
    }
    
    .login-form-section {
        padding: 2rem 1.25rem;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}