/* Login Page Styles */
.login-page {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    position: relative;
    z-index: 10;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 3rem 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: fadeIn 0.6s ease-out;
}

/* Logo Section */
.logo-section {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.logo i {
    font-size: 2.5rem;
    color: var(--primary-color);
    animation: pulse 2s infinite;
}

.logo h1 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-800);
    margin: 0;
}

.subtitle {
    color: var(--gray-600);
    font-size: var(--font-size-sm);
    margin: 0;
    line-height: 1.4;
}

/* Form Styles */
.login-form {
    width: 100%;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
    font-size: var(--font-size-sm);
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    background-color: white;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(141, 176, 46, 0.1);
    transform: translateY(-1px);
}

.input-group i {
    position: absolute;
    left: 1rem;
    color: var(--gray-400);
    z-index: 2;
    font-size: 1.1rem;
}

.input-group input:focus + i,
.input-group input:not(:placeholder-shown) + i {
    color: var(--primary-color);
}

.toggle-password {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    z-index: 2;
    padding: 0.5rem;
    border-radius: 50%;
    transition: all var(--transition-base);
}

.toggle-password:hover {
    background-color: var(--gray-100);
    color: var(--primary-color);
}

/* Form Options */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    font-size: var(--font-size-sm);
}

.checkbox-container {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    height: 18px;
    width: 18px;
    background-color: white;
    border: 2px solid var(--gray-300);
    border-radius: 3px;
    margin-right: 0.5rem;
    position: relative;
    transition: all var(--transition-base);
}

.checkbox-container:hover .checkmark {
    border-color: var(--primary-color);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.forgot-password {
    color: var(--primary-color);
    font-weight: 500;
    transition: color var(--transition-base);
}

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

/* Login Button */
.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    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;
}

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

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(141, 176, 46, 0.3);
}

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

.btn-login:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Register Link */
.register-link {
    text-align: center;
    font-size: var(--font-size-sm);
}

.register-link p {
    margin: 0;
    color: var(--gray-600);
}

.register-link a {
    color: var(--primary-color);
    font-weight: 600;
    transition: color var(--transition-base);
}

.register-link a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Background Decoration */
.background-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 60%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.5;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.8;
    }
}

/* Loading State */
.btn-login.loading {
    pointer-events: none;
}

.btn-login.loading i {
    animation: spin 1s linear infinite;
}

/* Error States */
.form-group.error input {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

.form-group.error label {
    color: var(--danger-color);
}

.error-message {
    color: var(--danger-color);
    font-size: var(--font-size-xs);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.error-message i {
    font-size: 0.8rem;
}

/* Success State */
.form-group.success input {
    border-color: var(--success-color);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.success-message {
    color: var(--success-color);
    font-size: var(--font-size-xs);
    margin-top: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Responsive Design */
@media (max-width: 480px) {
    .login-container {
        padding: 1rem;
        max-width: 100%;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
    }
    
    .logo h1 {
        font-size: var(--font-size-2xl);
    }
    
    .logo i {
        font-size: 2rem;
    }
    
    .form-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}

@media (max-width: 320px) {
    .login-card {
        padding: 1.5rem 1rem;
    }
    
    .input-group input {
        padding: 0.875rem 0.875rem 0.875rem 2.5rem;
    }
    
    .input-group i {
        left: 0.875rem;
    }
}

/* Dark mode support (future enhancement) */
@media (prefers-color-scheme: dark) {
    .login-page {
        background: linear-gradient(135deg, var(--secondary-color) 0%, var(--gray-900) 100%);
    }
    
    .login-card {
        background: rgba(30, 30, 30, 0.95);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .logo h1 {
        color: white;
    }
    
    .subtitle {
        color: var(--gray-300);
    }
    
    .form-group label {
        color: var(--gray-200);
    }
    
    .input-group input {
        background-color: rgba(40, 40, 40, 0.8);
        border-color: var(--gray-600);
        color: white;
    }
    
    .input-group input::placeholder {
        color: var(--gray-400);
    }
    
    .register-link p {
        color: var(--gray-300);
    }
}