:root {
    --login-primary: #2c3e50;
    --login-secondary: #3498db;
    --login-accent: #27ae60;
    --login-light: #ecf0f1;
    --login-white: #ffffff;
    --login-gray: #6c757d;
    --login-border: #dee2e6;
    --login-shadow: 0 4px 15px rgba(0,0,0,0.08);
    --login-shadow-hover: 0 8px 25px rgba(0,0,0,0.12);
    --login-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.login-page {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1200px;
    width: 100%;
    background: var(--login-white);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    overflow: hidden;
    min-height: 600px;
}

/* Left Section - Form */
.login-form-section {
    padding: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--login-white);
}

.login-form-wrapper {
    width: 100%;
    max-width: 450px;
}

.login-logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo-image {
    width: 80px;
    height: auto;
    margin-bottom: 1rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--login-primary);
    margin: 0;
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--login-primary);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    font-size: 1rem;
    color: var(--login-gray);
}

.login-form {
    width: 100%;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--login-primary);
    margin-bottom: 0.5rem;
}

.form-label i {
    color: var(--login-secondary);
}

.input-wrapper {
    position: relative;
}

.form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--login-border);
    border-radius: 10px;
    font-size: 1rem;
    transition: var(--login-transition);
    background: var(--login-light);
}

.form-input:focus {
    outline: none;
    border-color: var(--login-secondary);
    background: var(--login-white);
    box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.1);
}

.form-input.is-invalid {
    border-color: #e74c3c;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--login-gray);
    pointer-events: none;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--login-gray);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--login-transition);
}

.password-toggle:hover {
    color: var(--login-secondary);
}

.error-message {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #e74c3c;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--login-gray);
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--login-secondary);
}

.forgot-password {
    color: var(--login-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--login-transition);
}

.forgot-password:hover {
    color: var(--login-primary);
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--login-secondary) 0%, var(--login-primary) 100%);
    color: var(--login-white);
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--login-transition);
    box-shadow: var(--login-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-login:hover::before {
    left: 100%;
}

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

.btn-login:active {
    transform: translateY(0);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.login-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--login-border);
}

.login-footer p {
    color: var(--login-gray);
    font-size: 0.9rem;
}

.login-footer a {
    color: var(--login-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--login-transition);
}

.login-footer a:hover {
    color: var(--login-primary);
    text-decoration: underline;
}

/* Right Section - Decorative */
.login-decorative-section {
    background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-secondary) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.decorative-content {
    position: relative;
    z-index: 2;
    color: var(--login-white);
    text-align: center;
}

.decorative-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.1;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--login-white);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--login-white);
    bottom: -50px;
    left: -50px;
    animation-delay: 5s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--login-white);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.decorative-text h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.decorative-text p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: left;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1rem;
}

.feature-item i {
    color: var(--login-accent);
    font-size: 1.2rem;
}

/* Responsive */
@media (max-width: 968px) {
    .login-container {
        grid-template-columns: 1fr;
    }

    .login-decorative-section {
        display: none;
    }

    .login-form-section {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    body.login-page {
        padding: 1rem;
    }

    .login-form-section {
        padding: 1.5rem;
    }

    .login-title {
        font-size: 1.75rem;
    }

    .logo-image {
        width: 60px;
    }
}