/* ===================================
   WP主题探测器 - 样式文件
   现代化响应式设计
   主色调：蓝色系 #2563eb
   =================================== */

/* ===== 全局重置 ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ===== CSS变量 ===== */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-lighter: #eff6ff;
    --success: #16a34a;
    --success-bg: #dcfce7;
    --danger: #dc2626;
    --danger-bg: #fee2e2;
    --warning: #d97706;
    --warning-bg: #fef3c7;
    --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: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --max-width: 1100px;
}

/* ===== 基础样式 ===== */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--gray-800);
    background-color: var(--gray-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

img {
    max-width: 100%;
    display: block;
}

/* ===== 导航栏 ===== */
.navbar {
    background: #fff;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
}

.navbar-logo img {
    width: 36px;
    height: 36px;
}

.navbar-logo span {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.navbar-links a {
    color: var(--gray-600);
    font-size: 15px;
    font-weight: 500;
}

.navbar-links a:hover {
    color: var(--primary);
}

/* ===== Hero区域 ===== */
.hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
    padding: 60px 20px 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 720px;
    margin: 0 auto;
}

.hero h1 {
    color: #fff;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 17px;
    margin-bottom: 32px;
}

/* ===== 搜索框 ===== */
.search-box {
    display: flex;
    gap: 12px;
    background: #fff;
    border-radius: var(--radius);
    padding: 8px;
    box-shadow: var(--shadow-xl);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 14px 20px;
    font-size: 16px;
    font-family: var(--font-family);
    color: var(--gray-800);
    background: transparent;
    min-width: 0;
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-btn:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
}

.search-btn:active:not(:disabled) {
    transform: translateY(0);
}

.search-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.search-btn .spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ===== 主内容区 ===== */
.main-content {
    flex: 1;
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== 错误提示 ===== */
.error-alert {
    background: var(--danger-bg);
    border: 1px solid #fca5a5;
    color: var(--danger);
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin: 24px 0;
    display: none;
    align-items: flex-start;
    gap: 10px;
    font-size: 15px;
    animation: slideDown 0.3s ease;
}

.error-alert.show {
    display: flex;
}

.error-alert .error-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
}

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

/* ===== 加载状态 ===== */
.loading-container {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    gap: 20px;
}

.loading-container.show {
    display: flex;
}

.loading-dots {
    display: flex;
    gap: 8px;
}

.loading-dots span {
    width: 12px;
    height: 12px;
    background: var(--primary);
    border-radius: 50%;
    animation: bounce 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.5; }
    40% { transform: scale(1); opacity: 1; }
}

.loading-text {
    color: var(--gray-500);
    font-size: 15px;
}

.loading-steps {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
    color: var(--gray-400);
    text-align: center;
}

/* ===== 结果区域 ===== */
.result-container {
    display: none;
    padding: 32px 0 48px;
}

.result-container.show {
    display: block;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 章节标题 ===== */
.section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-title .section-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

/* ===== 信息卡片 ===== */
.card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    padding: 24px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 13px;
    color: var(--gray-400);
    font-weight: 500;
}

.info-value {
    font-size: 15px;
    color: var(--gray-800);
    font-weight: 600;
    word-break: break-word;
}

.info-value.muted {
    color: var(--gray-400);
    font-weight: 400;
}

/* ===== 状态徽章 ===== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

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

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

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

.badge-primary {
    background: var(--primary-lighter);
    color: var(--primary);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.badge-success .badge-dot { background: var(--success); }
.badge-danger .badge-dot { background: var(--danger); }

/* ===== 主题卡片 ===== */
.theme-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: 20px;
    transition: var(--transition);
}

.theme-card:hover {
    box-shadow: var(--shadow-lg);
}

.theme-header {
    display: flex;
    gap: 24px;
    padding: 24px;
}

.theme-screenshot {
    width: 200px;
    min-width: 200px;
    height: 150px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.theme-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.theme-screenshot-placeholder {
    color: var(--gray-300);
    font-size: 14px;
    text-align: center;
}

.theme-info {
    flex: 1;
    min-width: 0;
}

.theme-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.theme-version {
    font-size: 13px;
    color: var(--gray-400);
    margin-bottom: 12px;
}

.theme-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.theme-meta-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 14px;
}

.theme-meta-label {
    color: var(--gray-400);
    white-space: nowrap;
    min-width: 70px;
}

.theme-meta-value {
    color: var(--gray-700);
    word-break: break-word;
}

.theme-meta-value a {
    color: var(--primary);
}

.theme-description {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--gray-100);
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== 插件列表 ===== */
.plugin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.plugin-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.plugin-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--gray-200);
    transform: translateY(-2px);
}

.plugin-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
}

.plugin-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary-lighter), var(--primary-lighter));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary);
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
}

.plugin-title {
    flex: 1;
    min-width: 0;
}

.plugin-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-800);
    word-break: break-word;
    line-height: 1.4;
}

.plugin-version {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 2px;
}

.plugin-desc {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.5;
    word-break: break-word;
}

.plugin-meta {
    margin-top: 8px;
    font-size: 12px;
    color: var(--gray-400);
}

.plugin-slug {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 12px;
    color: var(--gray-400);
    background: var(--gray-50);
    padding: 2px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-top: 8px;
}

/* ===== 页面构建器标签 ===== */
.builders-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.builder-tag {
    background: linear-gradient(135deg, var(--primary-lighter), #dbeafe);
    color: var(--primary-dark);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===== 底部区域 ===== */
.footer-info {
    background: #fff;
    padding: 60px 20px;
    margin-top: 40px;
}

.footer-info-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.feature-item {
    text-align: center;
    padding: 20px;
}

.feature-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: var(--primary-lighter);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.feature-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.feature-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ===== FAQ区域 ===== */
.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-family);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-arrow {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
    color: var(--gray-400);
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 20px;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    text-align: center;
    padding: 32px 20px;
    font-size: 14px;
}

.footer a {
    color: var(--gray-300);
}

.footer a:hover {
    color: #fff;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .hero {
        padding: 40px 20px 56px;
    }

    .hero h1 {
        font-size: 26px;
    }

    .hero p {
        font-size: 15px;
        margin-bottom: 24px;
    }

    .search-box {
        flex-direction: column;
        padding: 12px;
        gap: 10px;
    }

    .search-btn {
        width: 100%;
        justify-content: center;
    }

    .navbar-links {
        display: none;
    }

    .theme-header {
        flex-direction: column;
        gap: 16px;
    }

    .theme-screenshot {
        width: 100%;
        min-width: 100%;
        height: 200px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .plugin-grid {
        grid-template-columns: 1fr;
    }

    .card,
    .theme-card {
        padding: 16px;
    }

    .section-title {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 22px;
    }

    .navbar-logo {
        font-size: 16px;
    }

    .navbar-logo img {
        width: 30px;
        height: 30px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== 无数据提示 ===== */
.no-data {
    text-align: center;
    padding: 40px 20px;
    color: var(--gray-400);
    font-size: 15px;
}

.no-data-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.3;
}