/* ========================
   全局样式
   ======================== */
:root {
    --primary: #4f6df5;
    --primary-light: #6b85f7;
    --primary-dark: #3b56d4;
    --primary-bg: #eef2ff;
    --success: #22c55e;
    --success-bg: #f0fdf4;
    --warning: #f59e0b;
    --warning-bg: #fffbeb;
    --danger: #ef4444;
    --danger-bg: #fef2f2;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
        sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

/* ========================
   布局
   ======================== */
.app-container {
    max-width: 960px;
    margin: 0 auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.app-header {
    background: #fff;
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.app-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 28px;
    height: 28px;
    color: var(--primary);
}

.config-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--gray-500);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-300);
}

.status-dot.configured {
    background: var(--success);
}

.status-dot.not-configured {
    background: var(--danger);
}

.main-content {
    flex: 1;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.app-footer {
    text-align: center;
    padding: 16px;
    color: var(--gray-400);
    font-size: 13px;
    border-top: 1px solid var(--gray-200);
}

/* ========================
   区块
   ======================== */
.section {
    display: none;
    animation: fadeIn 0.3s ease;
}

.section.active {
    display: block;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.step-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.section-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-800);
}

.section-subtitle {
    font-size: 13px;
    color: var(--gray-400);
    margin-left: auto;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================
   上传区域
   ======================== */
.upload-zone {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 48px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    background: #fff;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--primary);
    background: var(--primary-bg);
}

.upload-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    color: var(--gray-400);
}

.upload-zone:hover .upload-icon {
    color: var(--primary);
}

.upload-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.upload-hint {
    font-size: 13px;
    color: var(--gray-400);
}

.image-preview {
    text-align: center;
    position: relative;
}

.image-preview img {
    max-width: 100%;
    max-height: 400px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.btn-reupload {
    display: block;
    margin: 12px auto 0;
    padding: 8px 20px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--gray-600);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-reupload:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* ========================
   加载状态
   ======================== */
.loading-section {
    text-align: center;
    padding: 60px 24px;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    margin: 0 auto 16px;
    animation: spin 0.8s linear infinite;
}

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

.loading-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 4px;
}

.loading-hint {
    font-size: 14px;
    color: var(--gray-400);
}

/* ========================
   卡片
   ======================== */
.card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--gray-100);
    background: var(--gray-50);
}

.card-icon {
    width: 18px;
    height: 18px;
    color: var(--primary);
    flex-shrink: 0;
}

.card-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-700);
}

.card-body {
    padding: 16px 20px;
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
}

/* ========================
   答案校验状态横幅
   ======================== */
.verification-banner {
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 16px;
    border: 1px solid var(--gray-200);
    background: #fff;
    box-shadow: var(--shadow-sm);
    animation: fadeIn 0.3s ease;
}

.verification-banner.verified {
    border-color: rgba(34, 197, 94, 0.3);
    background: var(--success-bg);
}

.verification-banner.needs-review {
    border-color: rgba(245, 158, 11, 0.3);
    background: var(--warning-bg);
}

.verification-banner.failed {
    border-color: rgba(239, 68, 68, 0.3);
    background: var(--danger-bg);
}

.verification-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.verification-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.verification-status-icon {
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    flex-shrink: 0;
}

.verification-banner.verified .verification-status-icon {
    background: var(--success);
    color: #fff;
}

.verification-banner.needs-review .verification-status-icon {
    background: var(--warning);
    color: #fff;
}

.verification-banner.failed .verification-status-icon {
    background: var(--danger);
    color: #fff;
}

.verification-status-label {
    font-size: 16px;
    font-weight: 700;
}

.verification-banner.verified .verification-status-label {
    color: var(--success);
}

.verification-banner.needs-review .verification-status-label {
    color: var(--warning);
}

.verification-banner.failed .verification-status-label {
    color: var(--danger);
}

.verification-confidence {
    display: flex;
    align-items: center;
    gap: 8px;
}

.confidence-label {
    font-size: 13px;
    color: var(--gray-500);
    white-space: nowrap;
}

.confidence-bar-wrapper {
    width: 100px;
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.confidence-score {
    font-size: 14px;
    font-weight: 700;
    min-width: 36px;
    text-align: right;
}

.verification-desc {
    margin-top: 8px;
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.6;
}

.verification-corrected {
    margin-top: 10px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: var(--radius-sm);
    font-size: 14px;
    line-height: 1.8;
}

.corrected-label {
    font-weight: 700;
    color: var(--danger);
}

.corrected-value {
    color: var(--gray-800);
}

.verification-checks {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.verification-check {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    padding: 4px 0;
    font-size: 13px;
    line-height: 1.6;
}

.check-icon {
    flex-shrink: 0;
    font-weight: 700;
    width: 16px;
    text-align: center;
}

.check-passed .check-icon {
    color: var(--success);
}

.check-failed .check-icon {
    color: var(--danger);
}

.check-name {
    font-weight: 600;
    color: var(--gray-600);
    white-space: nowrap;
}

.check-message {
    color: var(--gray-500);
}

.verification-warnings {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.warning-item {
    font-size: 13px;
    color: var(--warning);
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 4px;
}

@media (max-width: 640px) {
    .verification-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .verification-check {
        flex-wrap: wrap;
    }
}

/* ========================
   分析结果网格
   ======================== */
.analysis-grid {
    display: grid;
    grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.65fr);
    gap: 16px;
    align-items: start;
}

.analysis-card,
.explanation-card {
    grid-column: 1 / -1;
}

.solution-card {
    grid-column: 2;
}

.compact-info-card {
    grid-column: 1;
}

@media (max-width: 640px) {
    .analysis-grid {
        grid-template-columns: 1fr;
    }

    .solution-card,
    .compact-info-card {
        grid-column: 1;
    }
}

/* ========================
   信息行
   ======================== */
.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
}

.info-row:not(:last-child) {
    border-bottom: 1px solid var(--gray-100);
}

.info-label {
    font-size: 14px;
    color: var(--gray-400);
}

.info-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.difficulty-badge {
    padding: 2px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.difficulty-badge.diff-easy {
    background: var(--success-bg);
    color: var(--success);
}

.difficulty-badge.diff-medium {
    background: var(--warning-bg);
    color: var(--warning);
}

.difficulty-badge.diff-hard {
    background: var(--danger-bg);
    color: var(--danger);
}

/* ========================
   知识点标签
   ======================== */
.knowledge-tag {
    display: inline-block;
    padding: 3px 10px;
    margin: 4px 4px 4px 0;
    background: var(--primary-bg);
    color: var(--primary-dark);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.compact-info-card .card-body {
    padding: 12px 16px;
    white-space: normal;
}

.knowledge-inline {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--gray-100);
}

.knowledge-inline-title {
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-500);
}

/* ========================
   类似题目
   ======================== */
.problems-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.problem-item {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.problem-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-100);
}

.problem-number {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-700);
}

.problem-source {
    font-size: 12px;
    color: var(--gray-400);
    background: var(--gray-100);
    padding: 2px 8px;
    border-radius: 4px;
}

.problem-source.ai-source {
    color: #9333ea;
    background: #f3e8ff;
}

.problem-content {
    padding: 16px 20px;
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
}

.answer-section {
    padding: 16px 20px;
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

.answer-section label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.answer-textarea {
    width: 100%;
    min-height: 100px;
    padding: 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
    transition: border-color 0.2s;
}

.answer-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.btn-submit {
    margin-top: 10px;
    padding: 10px 24px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-submit:disabled {
    background: var(--gray-300);
    cursor: not-allowed;
}

/* ========================
   检验结果
   ======================== */
.results-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.result-card {
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.result-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
}

.result-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.result-icon.correct {
    background: var(--success-bg);
    color: var(--success);
}

.result-icon.incorrect {
    background: var(--danger-bg);
    color: var(--danger);
}

.result-title {
    font-size: 16px;
    font-weight: 600;
}

.result-title.correct {
    color: var(--success);
}

.result-title.incorrect {
    color: var(--danger);
}

.result-score {
    margin-left: auto;
    font-size: 24px;
    font-weight: 700;
}

.result-score.correct {
    color: var(--success);
}

.result-score.incorrect {
    color: var(--danger);
}

.result-body {
    padding: 16px 20px;
}

.result-section {
    margin-bottom: 16px;
}

.result-section:last-child {
    margin-bottom: 0;
}

.result-section-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.result-section-content {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
}

.mastery-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.mastery-badge.mastered {
    background: var(--success-bg);
    color: var(--success);
}

.mastery-badge.partial {
    background: var(--warning-bg);
    color: var(--warning);
}

.mastery-badge.not-mastered {
    background: var(--danger-bg);
    color: var(--danger);
}

.weak-point-tag {
    display: inline-block;
    padding: 3px 10px;
    margin: 2px;
    background: var(--danger-bg);
    color: var(--danger);
    border-radius: 12px;
    font-size: 12px;
}

/* ========================
   错误信息
   ======================== */
.error-message {
    margin-top: 12px;
    padding: 12px 16px;
    background: var(--danger-bg);
    color: var(--danger);
    border-radius: var(--radius-sm);
    font-size: 14px;
}

/* ========================
   按钮
   ======================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

/* ========================
   重新开始按钮
   ======================== */
.restart-section {
    text-align: center;
    padding: 24px;
}

.btn-restart {
    padding: 12px 32px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

/* ========================
   功能项配置
   ======================== */
.btn-config-link {
    margin-left: 12px;
    padding: 7px 14px;
    border: 1px solid var(--primary);
    border-radius: 999px;
    background: #fff;
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-config-link:hover {
    background: var(--primary-bg);
}

.config-section {
    display: block;
}

.config-card .card-body {
    white-space: normal;
}

/* MathJax 公式渲染样式 */
mjx-container {
    overflow-x: auto;
    overflow-y: hidden;
    padding: 2px 0;
}

.math-render {
    line-height: 1.8;
}

.math-render mjx-container[display="true"] {
    margin: 8px 0;
    overflow-x: auto;
}

/* 避免 MathJax 错误提示覆盖正常文字 */
.math-render mjx-container:has(mjx-merror),
.math-render mjx-merror,
.math-render .mjx-merror {
    display: none !important;
}

.provider-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 18px;
}

.provider-btn {
    padding: 10px 12px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.provider-btn:hover,
.provider-btn.active {
    border-color: var(--primary);
    background: var(--primary-bg);
    color: var(--primary-dark);
}

.provider-btn.enabled {
    border-color: var(--success);
    background: var(--success-bg);
    color: var(--success);
}

.provider-btn.active.enabled {
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.12);
}

.provider-current-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
}

.current-provider-name {
    font-weight: 700;
    color: var(--gray-800);
}

.enable-switch {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    white-space: nowrap;
}

.enable-switch input {
    width: 16px;
    height: 16px;
    accent-color: var(--success);
}

.config-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-row label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-600);
}

.form-row input {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 14px;
    color: var(--gray-800);
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-row input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.password-row {
    display: flex;
    gap: 8px;
}

.password-row input {
    flex: 1;
}

.btn-secondary {
    padding: 0 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--gray-600);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.form-hint {
    min-height: 18px;
    color: var(--gray-400);
    font-size: 12px;
}

.config-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 4px;
}

.save-status {
    font-size: 13px;
    color: var(--gray-400);
}

.save-status.success {
    color: var(--success);
}

.save-status.error {
    color: var(--danger);
}

.save-status.hint {
    color: var(--gray-500);
}

.btn-primary:disabled {
    background: var(--gray-300);
    cursor: not-allowed;
}

@media (max-width: 720px) {
    .header-content {
        flex-wrap: wrap;
        gap: 10px;
    }

    .provider-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .config-actions {
        align-items: flex-start;
        flex-direction: column;
    }
}

/* ========================
   管理后台页面
   ======================== */
.admin-container {
    max-width: 720px;
    margin: 0 auto;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.admin-link {
    font-size: 13px;
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.2s;
}

.admin-link:hover {
    color: var(--primary);
}

.app-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

/* 登录门禁 */
.login-card {
    max-width: 400px;
    margin: 60px auto 0;
    text-align: center;
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 40px 32px;
    box-shadow: var(--shadow);
}

.login-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    color: var(--primary);
}

.login-card h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.login-hint {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 24px;
    line-height: 1.6;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.login-form input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    font-size: 15px;
    color: var(--gray-800);
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-bg);
}

.login-form .btn-primary {
    width: 100%;
    padding: 12px;
    font-size: 15px;
}

.login-default-hint {
    margin-top: 16px;
    font-size: 12px;
    color: var(--gray-400);
}

/* 配置面板标题栏 */
#configPanel .section-header {
    margin-bottom: 20px;
}

#configPanel .section-header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-800);
}

#configPanel .btn-secondary {
    margin-left: auto;
    padding: 7px 16px;
}

#configPanel .config-actions .btn-secondary {
    margin-left: 0;
}

.test-result {
    margin-top: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--gray-200);
    font-size: 13px;
    line-height: 1.7;
    white-space: normal;
}

.test-result.testing {
    background: var(--gray-50);
    color: var(--gray-500);
}

.test-result.success {
    background: var(--success-bg);
    border-color: rgba(34, 197, 94, 0.25);
    color: var(--success);
}

.test-result.warning {
    background: var(--warning-bg);
    border-color: rgba(245, 158, 11, 0.25);
    color: var(--warning);
}

.test-result.error {
    background: var(--danger-bg);
    border-color: rgba(239, 68, 68, 0.25);
    color: var(--danger);
}

.test-result-title {
    font-weight: 700;
    margin-bottom: 6px;
}

.test-result-item {
    margin-top: 4px;
    color: var(--gray-700);
}

.test-result-item.success strong {
    color: var(--success);
}

.test-result-item.error strong {
    color: var(--danger);
}

.test-result-note {
    margin-top: 8px;
    color: var(--gray-500);
    font-size: 12px;
}

@media (max-width: 720px) {
    .login-card {
        margin-top: 32px;
        padding: 32px 20px;
    }
}