/* Authentication Screen */
.auth-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100svh;
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
    padding-bottom: max(20px, env(safe-area-inset-bottom));
}

.auth-container {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    max-height: 90svh;
    overflow-y: auto;
    box-shadow: var(--shadow-hover);
    animation: slideUp 0.5s ease-out;
}

/* Legal Links */
.legal-links {
    position: absolute;
    bottom: 20px;
    left: 20px;
    font-size: 12px;
    color: #999;
    z-index: 10;
}

.legal-links a {
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

.legal-links a:hover {
    color: #ccc;
}

.legal-links .separator {
    margin: 0 8px;
    color: #999;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(45deg, var(--accent-color), var(--primary-text));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.auth-logo {
    width: 220px;
    max-width: 60vw;
    height: auto;
    margin: 0 auto 20px auto;
    display: block;
}

/* Responsive auth logo */
@media (max-width: 768px) {
    .auth-logo {
        max-width: 50vw;
    }
}

@media (max-width: 480px) {
    .auth-logo {
        max-width: 45vw;
    }
}

.auth-header p {
    color: var(--secondary-text);
    font-size: 1.1rem;
}

/* Auth Tabs */
.auth-tabs {
    display: flex;
    margin-bottom: 30px;
    background: var(--tertiary-bg);
    border-radius: var(--border-radius);
    padding: 4px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--secondary-text);
    padding: 12px 20px;
    border-radius: calc(var(--border-radius) - 4px);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.tab-btn.active {
    background: var(--accent-color);
    color: var(--primary-bg);
}

.tab-btn:hover:not(.active) {
    color: var(--primary-text);
}

/* Auth Forms */
.auth-form {
    display: none;
    animation: fadeIn 0.3s ease-in;
}

.auth-form.active {
    display: block;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-text);
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--tertiary-bg);
    color: var(--primary-text);
    font-size: 16px;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

/* Password Input */
.password-input {
    position: relative;
    display: table-column;
    align-items: center;
    gap: 10px;
}

.password-input input {
    flex: 1;
}

.password-toggle-checkbox {
    display: none;
}

.password-toggle-label {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--secondary-text);
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: color 0.3s ease;
    user-select: none;
    padding: 8px 12px;
    border-radius: 4px;
    white-space: nowrap;
    min-width: fit-content;
}

.password-toggle-label:hover {
    color: var(--accent-color);
    background: rgba(0, 212, 255, 0.1);
}

.password-toggle-label i {
    font-size: 14px;
}

.password-toggle-label span {
    white-space: nowrap;
}

/* Auth Button */
.auth-btn {
    width: 100%;
    background: var(--accent-color);
    color: var(--primary-bg);
    border: none;
    padding: 16px 24px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 10px;
}

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

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

.auth-btn:disabled {
    background: var(--border-color);
    color: var(--secondary-text);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Auth Message */
.auth-message {
    margin-top: 20px;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    display: none;
}

.auth-message.success {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--success-color);
    color: var(--success-color);
    display: block;
}

.auth-message.error {
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
    display: block;
}

.auth-message.warning {
    background: rgba(255, 170, 0, 0.1);
    border: 1px solid var(--warning-color);
    color: var(--warning-color);
    display: block;
}

/* Loading state for auth button */
.auth-btn.loading {
    position: relative;
    color: transparent;
}

.auth-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--primary-bg);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Responsive Design */
@media (max-width: 480px) {
    .auth-container {
        padding: 30px 20px;
        margin: 10px;
    }
    
    .auth-header h1 {
        font-size: 2rem;
    }
    
    .auth-logo {
        max-width: 50vw;
    }
    
    .auth-header p {
        font-size: 1rem;
    }
    
    .form-group input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .password-input {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }
    
    .password-input input {
        width: 100%;
    }
    
    .password-toggle-label {
        font-size: 11px;
        gap: 4px;
        justify-content: center;
        padding: 6px 8px;
    }
    
    .password-toggle-label span {
        display: none;
    }
    
    .password-toggle-label i {
        font-size: 16px;
    }
}

/* Wider password input on desktop */
@media (min-width: 769px) {
  .password-input {
    width: 300px !important; /* Adjust as needed */
  }
  .password-input input {
    width: 100% !important;
  }
}

/* Animation for form switching */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.auth-form.slide-in-right {
    animation: slideInRight 0.3s ease-out;
}

.auth-form.slide-in-left {
    animation: slideInLeft 0.3s ease-out;
}

/* Mobile WALL-E Toggle Button */
.mobile-wall-e-toggle {
    display: none;
    margin-bottom: 20px;
    text-align: center;
}

@media (max-width: 768px) {
    .mobile-wall-e-toggle {
        display: block;
    }
}

.wall-e-toggle-btn {
    background: var(--accent-color);
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius);
    padding: 12px 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    max-width: 200px;
    margin: 0 auto;
}

.wall-e-toggle-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.wall-e-toggle-btn .toggle-icon {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
}

.wall-e-toggle-btn span {
    font-size: 14px;
    font-weight: 600;
}

/* Form Footer */
.form-footer {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.form-footer a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 14px;
}

.form-footer a:hover {
    text-decoration: underline;
}

/* Reset Modal */
.reset-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.reset-modal-content {
    background: var(--primary-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    max-width: 400px;
    width: 90%;
    box-shadow: var(--shadow-hover);
}

.reset-modal-content h2 {
    margin-bottom: 10px;
    color: var(--primary-text);
}

.reset-modal-content p {
    margin-bottom: 20px;
    color: var(--secondary-text);
}

.reset-modal-content .btn-primary {
    width: 100%;
    margin-bottom: 10px;
}

.reset-modal-content .btn-secondary {
    width: 100%;
    background: var(--tertiary-bg);
    color: var(--primary-text);
    border: 1px solid var(--border-color);
}

.reset-modal-content .btn-secondary:hover {
    background: var(--secondary-bg);
}

/* Button Styles */
.btn-primary {
    background: var(--accent-color);
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius);
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    text-decoration: none;
    text-align: center;
    width: 100%;
    min-width: 120px;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--tertiary-bg);
    color: var(--primary-text);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    text-decoration: none;
    text-align: center;
    min-width: 120px;
}

.btn-secondary:hover {
    background: var(--secondary-bg);
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}