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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: #f8f9fc;
    color: #1e293b;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
}

/* Login Container */
.login-container {
    display: flex;
    height: 100vh;
}

/* Left Side - Animation */
.login-left {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

#animationCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.login-left-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
    padding: 60px;
    color: white;
    text-align: center;
}

.login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.login-logo h1 {
    font-size: 42px;
    font-weight: 800;
    color: white;
    letter-spacing: -1px;
}

.login-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

/* Right Side - Login Form */
.login-right {
    width: 480px;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.1);
}

.login-form-container {
    width: 100%;
    max-width: 400px;
}

.login-header {
    margin-bottom: 40px;
}

.login-header h2 {
    font-size: 32px;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.login-header p {
    font-size: 15px;
    color: #64748b;
    font-weight: 400;
}

/* Form Styles */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: #334155;
}

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

.input-icon {
    position: absolute;
    left: 16px;
    width: 20px;
    height: 20px;
    color: #94a3b8;
    pointer-events: none;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    font-size: 15px;
    font-family: inherit;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    background: #f8fafc;
    color: #1e293b;
    transition: all 0.3s ease;
    outline: none;
}

.input-wrapper input:focus {
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.input-wrapper input::placeholder {
    color: #94a3b8;
}

/* Form Options */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: -8px;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    position: relative;
}

.checkbox-container input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: #667eea;
}

.checkbox-container span {
    font-size: 14px;
    color: #475569;
}

.forgot-password {
    font-size: 14px;
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.forgot-password:hover {
    color: #764ba2;
}

/* Login Button */
.login-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
    margin-top: 8px;
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

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

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

.button-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.login-button:hover .button-icon {
    transform: translateX(4px);
}

/* Loading State */
.login-button.loading {
    position: relative;
    color: transparent;
}

.login-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Error Message */
.error-message {
    padding: 14px 16px;
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
    color: #dc2626;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Login Footer */
.login-footer {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid #e2e8f0;
    text-align: center;
}

.login-footer p {
    font-size: 13px;
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .login-left {
        display: none;
    }

    .login-right {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .login-right {
        padding: 24px;
    }

    .login-header h2 {
        font-size: 28px;
    }

    .login-form-container {
        max-width: 100%;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-form-container {
    animation: fadeIn 0.5s ease-out;
}