/* ==================== OAuth 登录入口 ==================== */
.oauth-divider {
    display: flex;
    align-items: center;
    margin: 20px 0 16px;
    color: var(--text-tertiary);
    font-size: 13px;
}
.oauth-divider::before,
.oauth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}
.oauth-divider::before { margin-right: 12px; }
.oauth-divider::after { margin-left: 12px; }

.oauth-reviewer-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background-color: #475569;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover:not(:disabled) {
    border-color: var(--border-hover);
    background-color: var(--bg-secondary);
}

.btn-danger {
    background-color: var(--error-color);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background-color: #dc2626;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background-color: #059669;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
}

.btn-full {
    width: 100%;
}

.btn-large {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-link {
    padding: 0;
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    font-size: inherit;
}

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

/* Forms */
.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.form-section {
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    background-color: var(--bg-card);
}

.form-section h3 {
    font-size: 1.125rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.form-footer {
    text-align: center;
    margin-top: 24px;
}

.form-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-primary);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-tertiary);
}

small {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: var(--text-tertiary);
}

/* Checkbox & Radio */
.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"],
.radio-label input[type="radio"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.checkbox-grid.compact {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
}

/* 密码显示/隐藏按钮 */
.toggle-password {
    position: absolute;
    right: 10px;
    /* 让按钮垂直居中在 input 上（label 在上方，input 占用约 40px） */
    bottom: 8px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 0;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    z-index: 2;
}

.toggle-password:hover {
    color: var(--text-secondary);
    background-color: var(--bg-secondary);
}

.toggle-password svg {
    display: block;
    width: 18px;
    height: 18px;
}

/* 密码隐藏时显示的眼睛+斜线图标（默认隐藏） */
.toggle-password .icon-eye-off {
    display: none;
}

/* 当密码为可见状态时（input 是 text 类型），切换图标 */
.toggle-password.visible .icon-eye {
    display: none;
}

.toggle-password.visible .icon-eye-off {
    display: block;
}

/* 含密码切换按钮的 input 需要预留右侧空间 */
.form-group input[type="password"],
.form-group input[type="text"].password-input {
    padding-right: 44px;
}

/* Autocomplete Results */
.autocomplete-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    display: none;
}

.autocomplete-results.show {
    display: block;
}

.autocomplete-item {
    padding: 10px 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.autocomplete-item:hover {
    background-color: var(--bg-secondary);
}

.autocomplete-item .secondary {
    color: var(--text-tertiary);
    font-size: 12px;
}

/* Auth Container */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 64px);
    padding: 20px;
}

.auth-box {
    width: 100%;
    max-width: 400px;
    padding: 32px;
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.auth-box-large {
    max-width: 500px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header img {
    height: 48px;
    margin-bottom: 16px;
}

.auth-header h1 {
    font-size: 1.75rem;
    margin-bottom: 8px;
}

.auth-header p {
    color: var(--text-secondary);
}

/* Code Inputs */
.code-inputs {
    display: flex;
    gap: 8px;
    justify-content: center;
    margin: 20px 0;
}

.code-input {
    width: 48px;
    height: 56px;
    font-size: 24px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-weight: 600;
}

.code-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* 发送验证码按钮 - 与输入框右侧贴合 */
.send-code-btn {
    position: absolute;
    right: 4px;
    bottom: 4px;
    padding: 8px 14px;
    font-size: 13px;
    height: calc(100% - 8px - 24px); /* 减去 label 高度 */
    min-height: 32px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-fast);
    z-index: 2;
    white-space: nowrap;
}

.send-code-btn:hover:not(:disabled) {
    background-color: var(--primary-hover);
}

.send-code-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--secondary-color);
}

/* 含发送按钮的 input 需要预留右侧空间 */
.form-group input.has-send-btn,
.form-group input[type="email"] + .send-code-btn ~ * + input,
.form-group:has(.send-code-btn) input {
    padding-right: 110px;
}

/* 2FA Setup */
.2fa-setup {
    text-align: center;
    padding: 24px;
}

.qrcode-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.qrcode-container canvas,
.qrcode-container img {
    border: 8px solid white;
    border-radius: var(--radius-md);
}

.manual-entry {
    margin: 20px 0;
    padding: 16px;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.manual-entry code {
    display: block;
    font-family: monospace;
    font-size: 16px;
    word-break: break-all;
    margin: 8px 0;
    color: var(--text-primary);
}

.verify-test {
    margin-top: 24px;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 400px;
    width: 90%;
    box-shadow: var(--shadow-xl);
}

.modal-content h2 {
    margin-bottom: 16px;
}

.modal-content p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.modal-content .btn {
    width: 100%;
    margin-bottom: 8px;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Photo Modal */
.photo-modal .modal-content {
    max-width: 1200px;
    width: 95%;
    max-height: 90vh;
    padding: 0;
    overflow: hidden;
}

.photo-modal-body {
    display: grid;
    grid-template-columns: 1fr 400px;
    height: 80vh;
}

.photo-modal-image {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-secondary);
    padding: 20px;
}

.photo-modal-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
}

.photo-modal-info {
    padding: 24px;
    overflow-y: auto;
    border-left: 1px solid var(--border-color);
}

.photo-modal-info h2 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.photo-meta {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.meta-item {
    display: flex;
    justify-content: space-between;
}

.meta-label {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.photo-description {
    margin-bottom: 24px;
}

.photo-description h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.photo-description p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.photo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.photo-tag {
    padding: 4px 12px;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--text-secondary);
}

.photo-actions {
    display: flex;
    gap: 8px;
}

.photo-actions .btn {
    flex: 1;
}

/* Turnstile */
.turnstile-container {
    min-height: 65px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}

.pagination button {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--text-primary);
}

.pagination button:hover:not(:disabled) {
    border-color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.pagination button.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination-ellipsis {
    display: flex;
    align-items: center;
    color: var(--text-tertiary);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 64px 20px;
    color: var(--text-tertiary);
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.5;
}

/* Sort Select */
.sort-select {
    padding: 6px 32px 6px 12px;
    font-size: 14px;
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.filter-tab {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    font-size: 14px;
}

.filter-tab:hover {
    border-color: var(--border-hover);
}

.filter-tab.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Section Hint */
.section-hint {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 12px;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .photo-modal-body {
        grid-template-columns: 1fr;
        height: auto;
    }

    .photo-modal-image {
        height: 50vh;
    }

    .photo-modal-info {
        border-left: none;
        border-top: 1px solid var(--border-color);
    }

    .photo-actions {
        flex-direction: column;
    }

    .code-inputs {
        gap: 4px;
    }

    .code-input {
        width: 40px;
        height: 48px;
        font-size: 20px;
    }
}