/* Authentication Modal Styles */
.auth-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;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.auth-modal-content {
    background: var(--color-bg);
    color: var(--color-text);
    border-radius: 0;
    width: 90%;
    max-width: 380px;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 2px solid var(--color-text);
    box-shadow: 0 0 0 1px var(--color-text);
}

/* Auth Prompt Modal Styles */
.auth-prompt-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;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.auth-prompt-content {
    background: var(--color-bg);
    color: var(--color-text);
    border-radius: 0;
    padding: 32px;
    width: 90%;
    max-width: 380px;
    text-align: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 2px solid var(--color-text);
    box-shadow: 0 0 0 1px var(--color-text);
}

/* Auth Prompt Button Hover Effects */
.auth-prompt-modal .auth-btn:hover {
    background: var(--color-text) !important;
    color: var(--color-bg) !important;
}

.auth-prompt-modal .auth-btn[onclick*="signUp"]:hover {
    background: var(--color-text) !important;
    color: var(--color-bg) !important;
}

.auth-prompt-modal .auth-btn[onclick*="closePrompt"]:hover {
    background: var(--color-text-secondary) !important;
    color: var(--color-bg) !important;
}

/* Form Styles */
.auth-form-group {
    margin-bottom: 20px;
    text-align: left;
}

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

.auth-form-group input {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--color-text);
    border-radius: 0;
    font-size: 16px;
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.3s ease;
}

.auth-form-group input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.auth-help-text {
    color: var(--color-text-secondary);
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

/* Button Styles */
.auth-btn {
    padding: 18px 24px;
    background: var(--color-accent);
    color: var(--color-bg);
    border: none;
    border-radius: 0;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s ease;
    min-height: 56px;
    min-width: fit-content;
}

.auth-btn:hover {
    background: var(--color-primary-dark);
}

.auth-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-btn-github {
    background: var(--color-text) !important;
    color: var(--color-bg) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-radius: 0;
    border: 2px solid var(--color-text);
    transition: all 0.2s ease;
    width: auto;
}

.auth-btn-github:hover {
    background: var(--color-bg) !important;
    color: var(--color-text) !important;
    transform: none;
    box-shadow: none;
}

/* Message Styles */
.auth-error {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    padding: 10px;
    border-radius: 0;
    margin-bottom: 20px;
    font-size: 14px;
    border: 1px solid var(--color-text);
}

.auth-success {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    padding: 10px;
    border-radius: 0;
    margin-bottom: 20px;
    font-size: 14px;
    border: 1px solid var(--color-text);
}

/* Validation Styles */
.auth-validation-feedback {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: 0;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid var(--color-text);
}

.auth-validation-feedback.valid {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-color: var(--color-accent);
}

.auth-validation-feedback.invalid {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-color: var(--color-text);
}

.auth-validation-feedback.checking {
    background: var(--color-bg-secondary);
    color: var(--color-text);
    border-color: var(--color-accent);
}

/* Suggestions Styles */
.auth-suggestions {
    margin-top: 8px;
    padding: 8px 12px;
    background: var(--color-bg);
    border: 1px solid var(--color-text);
    border-radius: 0;
    font-size: 12px;
}

.auth-suggestions h4 {
    margin-bottom: 8px;
    color: var(--color-text);
    font-size: 12px;
}

.auth-suggestion-tag {
    display: inline-block;
    background: var(--color-text);
    color: var(--color-bg);
    padding: 4px 8px;
    margin: 2px;
    border-radius: 0;
    cursor: pointer;
    transition: background-color 0.2s;
}

.auth-suggestion-tag:hover {
    background: var(--color-accent);
}

/* Divider Styles */
.auth-divider {
    margin: 20px 0;
    text-align: center;
    color: var(--color-text-secondary);
}

.auth-divider::before {
    content: '';
    display: inline-block;
    width: 40%;
    height: 1px;
    background: var(--color-text);
    vertical-align: middle;
    margin-right: 10px;
}

.auth-divider::after {
    content: '';
    display: inline-block;
    width: 40%;
    height: 1px;
    background: var(--color-text);
    vertical-align: middle;
    margin-left: 10px;
}

/* Toggle Form Styles */
.auth-toggle-form {
    margin-top: 20px;
    color: var(--color-text-secondary);
}

.auth-toggle-form button {
    background: none;
    border: none;
    color: var(--color-accent);
    cursor: pointer;
    font-weight: 600;
    text-decoration: underline;
}

.auth-toggle-form button:hover {
    color: var(--color-primary-dark);
}

/* Auth Modal Header */
.auth-modal-header {
    position: relative;
    width: 100%;
    height: 40px;
    border-bottom: 1px dashed var(--color-text);
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

/* Close Button */
.auth-close-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    transition: all 0.2s ease;
}

.auth-close-btn:hover {
    background: var(--color-text);
    color: var(--color-bg);
}

/* Spinner */
.auth-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--color-bg);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
    margin-right: 10px;
}

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

/* User Dropdown Styles */
.user-dropdown {
    position: fixed;
    background: var(--color-bg);
    border: 1px solid var(--color-text);
    border-radius: 0;
    box-shadow: none;
    min-width: 200px;
    max-width: min(260px, calc(100vw - 16px));
    max-height: 60vh;
    overflow-y: auto;
    z-index: 1000;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 12px 16px;
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    font-size: 14px;
    text-align: left;
    border-radius: 0;
    transition: background-color 0.2s ease;
}

.dropdown-item:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

.dropdown-item svg {
    flex-shrink: 0;
}

/* Auth Links */
.auth-links {
    text-align: center;
    margin-top: 12px;
}

.auth-link {
    color: var(--color-text-secondary, #666);
    text-decoration: underline;
    font-size: 14px;
}

.auth-link:hover {
    color: var(--color-text);
}