/* Login Page Styles */

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Login Body */
.login-body {
    min-height: 100vh;
    height: auto;
    overflow-y: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.floating-shapes {
    position: relative;
    width: 100%;
    height: 100%;
}

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

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

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

.shape-4 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 30%;
    animation-delay: 1s;
}

.shape-5 {
    width: 40px;
    height: 40px;
    top: 40%;
    left: 60%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Login Container */
.login-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.logo i {
    font-size: 2.2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    color: #6c757d;
    font-size: 1rem;
    font-weight: 500;
}

/* Form Styles */
.login-form {
    margin-bottom: 2rem;
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.form-header p {
    color: #6c757d;
    font-size: 1rem;
}

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

.form-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.form-label i {
    color: #667eea;
    font-size: 0.8rem;
}

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

.form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 2.5rem;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 500;
    color: #495057;
    background: #ffffff;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-input::placeholder {
    color: #adb5bd;
}

.input-icon {
    position: absolute;
    left: 0.9rem;
    color: #6c757d;
    font-size: 1rem;
    pointer-events: none;
    z-index: 2;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.password-toggle:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    color: #495057;
}

.checkbox-wrapper input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #e9ecef;
    border-radius: 4px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.forgot-password:hover {
    color: #5a6fd8;
    text-decoration: underline;
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-bottom: 1rem;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

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

.login-btn.loading {
    pointer-events: none;
}

.login-btn.loading .btn-text {
    opacity: 0;
}

.login-btn.loading .btn-loading {
    opacity: 1;
}

.btn-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Error Message */
.error-message {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    color: #721c24;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    animation: shake 0.5s ease-in-out;
}

.error-message.show {
    display: flex;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Additional Options */
.additional-options {
    margin-bottom: 2rem;
}

.divider {
    text-align: center;
    position: relative;
    margin: 1.5rem 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e9ecef;
}

.divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 1rem;
    color: #6c757d;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

.social-login {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    background: white;
    color: #495057;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-btn:hover {
    border-color: #667eea;
    background: #f8f9fa;
    transform: translateY(-1px);
}

.google-btn:hover {
    border-color: #ea4335;
    color: #ea4335;
}

.microsoft-btn:hover {
    border-color: #0078d4;
    color: #0078d4;
}

/* Footer */
.login-footer {
    text-align: center;
    font-size: 0.9rem;
    color: #6c757d;
}

.login-footer p {
    margin-bottom: 0.5rem;
}

.register-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.register-link:hover {
    text-decoration: underline;
}

.terms {
    font-size: 0.8rem;
    line-height: 1.4;
}

.terms a {
    color: #667eea;
    text-decoration: none;
}

.terms a:hover {
    text-decoration: underline;
}

.demo-info {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.demo-info p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.demo-info code {
    background: rgba(102, 126, 234, 0.2);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    color: #667eea;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.toast {
    background: white;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-left: 4px solid;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    animation: slideInRight 0.3s ease;
    max-width: 350px;
    position: relative;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.8rem;
    opacity: 0.8;
}

.toast-close {
    background: none;
    border: none;
    color: #6c757d;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.toast-close:hover {
    color: #495057;
    background: rgba(0, 0, 0, 0.05);
}

.toast.success {
    border-left-color: #28a745;
    color: #155724;
}

.toast.error {
    border-left-color: #dc3545;
    color: #721c24;
}

.toast.info {
    border-left-color: #17a2b8;
    color: #0c5460;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-body {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem 1.5rem;
    }
    
    .logo {
        font-size: 1.75rem;
    }
    
    .logo i {
        font-size: 1.9rem;
    }
    
    .form-header h2 {
        font-size: 1.5rem;
    }
    
    .social-login {
        flex-direction: column;
    }
    
    .form-options {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem 1rem;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .logo i {
        font-size: 1.6rem;
    }
    
    .form-header h2 {
        font-size: 1.25rem;
    }
    
    .toast-container {
        top: 1rem;
        right: 1rem;
        left: 1rem;
    }
    
    .toast {
        max-width: none;
    }
}

/* Security Indicators */
.form-input.secure {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.form-input.weak {
    border-color: #ffc107;
    box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.1);
}

.form-input.danger {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.1);
}

/* Password Strength Indicator */
.password-strength {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.strength-bar {
    flex: 1;
    height: 4px;
    background: #e9ecef;
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-fill.weak {
    background: #dc3545;
    width: 25%;
}

.strength-fill.medium {
    background: #ffc107;
    width: 50%;
}

.strength-fill.strong {
    background: #28a745;
    width: 75%;
}

.strength-fill.very-strong {
    background: #28a745;
    width: 100%;
}

.strength-text {
    font-weight: 500;
    min-width: 80px;
}

.strength-text.weak {
    color: #dc3545;
}

.strength-text.medium {
    color: #ffc107;
}

.strength-text.strong {
    color: #28a745;
}

.strength-text.very-strong {
    color: #28a745;
}

/* Loading States */
.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Focus States */
.form-input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.social-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .shape {
        animation: none;
    }
    
    .login-card {
        animation: none;
    }
    
    .error-message {
        animation: none;
    }
    
    .toast {
        animation: none;
    }
}