/**
 * 全平台去水印 API · 统一设计系统
 * 基于 Semi Design 标准色板
 */
:root {
    --semi-blue: #0064FA;
    --semi-green: #00B42A;
    --semi-orange: #FF8800;
    --semi-cyan: #00B7BD;
    --semi-grey-0: #FFFFFF;
    --semi-grey-1: #F9FAFB;
    --semi-grey-2: #E6E8EB;
    --semi-grey-9: #1C1F23;
    --text-main: #1C1F23;
    --text-sub: #41464D;

    --primary: var(--semi-blue);
    --primary-dark: #0051CC;
    --primary-light: #E8F0FE;
    --text: var(--text-main);
    --text-dark: var(--text-main);
    --text-muted: #86909C;
    --text-secondary: var(--text-sub);
    --card-bg: #FFFFFF;
    --card-border: var(--semi-grey-2);
    --input-bg: #FFFFFF;
    --cream: var(--semi-grey-1);
    --success: var(--semi-green);
    --danger: #F53F3F;
    --warning: var(--semi-orange);
    --radius-card: 12px;
    --radius-card-lg: 16px;
    --radius-pill: 8px;
    --radius-input: 8px;
    --shadow-card: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
    --shadow-nav: 0 1px 0 var(--semi-grey-2);
    --font: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    font-weight: 400;
    background: var(--semi-grey-1);
    background-image: radial-gradient(var(--semi-grey-2) 1px, transparent 0);
    background-size: 24px 24px;
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

a { color: var(--primary); text-decoration: none; font-weight: 500; }
a:hover { color: var(--primary-dark); }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ========== 导航栏 ========== */
.navbar {
    position: sticky; top: 0; z-index: 200;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--semi-grey-2);
    height: 60px; display: flex; align-items: center;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 12px;
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0;
    flex-shrink: 0;
    text-decoration: none;
}

.nav-toggle {
    display: none;
    width: 40px; height: 40px;
    border: none;
    border-radius: 8px;
    background: var(--semi-grey-1);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 20px; height: 2px;
    background: var(--text-main);
    border-radius: 2px;
    transition: transform 0.2s;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.nav-links a {
    color: var(--text-sub);
    font-weight: 500;
    font-size: 14px;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.2s;
    text-decoration: none;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary);
    background: var(--primary-light);
}

.nav-user {
    color: var(--text-sub);
    font-size: 13px;
    padding: 6px 12px;
    background: var(--semi-grey-1);
    border-radius: 8px;
    font-weight: 500;
}

/* ========== 按钮 ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    color: var(--text);
    background: var(--semi-grey-1);
    border: 1px solid var(--semi-grey-2);
}

.btn:hover { background: var(--semi-grey-2); color: var(--text); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
}

.btn.btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 100, 250, 0.25);
}

.btn-block { width: 100%; }
.btn-sm { padding: 6px 14px; font-size: 13px; }

/* ========== Hero ========== */
.hero-wrap {
    background: transparent;
    position: relative;
    overflow: hidden;
}

.hero {
    text-align: center;
    padding: 64px 16px 48px;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -1px;
    margin-bottom: 12px;
    line-height: 1.25;
}

.hero p {
    font-size: clamp(0.95rem, 2.5vw, 1.15rem);
    color: var(--text-sub);
    max-width: 520px;
    margin: 0 auto 20px;
    font-weight: 400;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 16px;
}

.hero-badge {
    padding: 4px 14px;
    background: var(--primary-light);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
}

/* ========== 公共卡片 ========== */
.soft-card,
.parse-box,
.auth-card,
.admin-section,
.doc-section,
.feature-card,
.platform-item,
.pricing-card,
.stat-card,
.result-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-card-lg);
    box-shadow: var(--shadow-card);
}

/* ========== 解析区 ========== */
.parse-section {
    max-width: 760px;
    margin: 0 auto 48px;
    padding: 0 16px;
    position: relative;
    z-index: 2;
}

.parse-box { padding: 24px; }

.parse-input-group {
    display: flex;
    gap: 0;
    margin-bottom: 12px;
    border: 2px solid var(--primary);
    border-radius: 12px;
    overflow: hidden;
    padding: 4px;
}

.parse-input-group input {
    flex: 1;
    padding: 14px 18px;
    background: transparent;
    border: none;
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 400;
    outline: none;
}

.parse-input-group input::placeholder { color: var(--text-muted); }

.parse-btn { padding: 12px 24px; white-space: nowrap; }

.detect-hint {
    margin-top: 12px;
    padding: 12px 16px;
    background: var(--primary-light);
    border-radius: var(--radius-input);
    font-size: 13px;
    color: var(--primary);
    font-weight: 500;
}

/* ========== 结果区 ========== */
.result-area { margin-top: 20px; display: none; }
.result-area.show { display: block; }

.result-card { padding: 20px; border-radius: var(--radius-card); }

.result-block {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--card-border);
}

.result-block:first-of-type { margin-top: 8px; padding-top: 0; border-top: none; }

.result-block-primary {
    background: var(--semi-grey-1);
    border-radius: var(--radius-card);
    padding: 16px;
    margin-bottom: 8px;
    border: 1px solid var(--card-border);
}

.result-block-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 12px;
}

.result-cover img {
    max-width: 100%;
    max-height: 320px;
    border-radius: var(--radius-input);
    object-fit: contain;
    background: var(--semi-grey-1);
}

.result-caption {
    background: var(--semi-grey-1);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-input);
    padding: 14px 16px;
    font-size: 14px;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--text);
}

.result-empty { color: var(--text-muted); font-size: 14px; padding: 12px 0; }

.result-meta { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }

.result-meta .tag,
.tag {
    background: var(--primary-light);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
}

.result-video video {
    width: 100%;
    max-height: 400px;
    border-radius: var(--radius-input);
    background: #000;
    object-fit: contain;
}

.result-video-direct .result-video-poster {
    width: 100%;
    max-height: 400px;
    border-radius: var(--radius-input);
    object-fit: contain;
    background: var(--semi-grey-1);
    display: block;
}

.result-video-placeholder {
    width: 100%;
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    background: var(--semi-grey-1);
    border-radius: var(--radius-input);
    border: 2px dashed var(--card-border);
}

.btn-download-video,
.btn-copy-caption {
    padding: 10px 18px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-download-video:hover,
.btn-copy-caption:hover {
    background: var(--primary-dark);
}

.result-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
}

.result-images img {
    width: 100%;
    border-radius: var(--radius-input);
    object-fit: cover;
    border: 1px solid var(--card-border);
}

.result-actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

.result-actions a {
    padding: 10px 18px;
    background: var(--primary);
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
}

.result-actions a:hover { background: var(--primary-dark); }

.result-warning {
    color: var(--semi-orange);
    margin-top: 12px;
    font-size: 13px;
    font-weight: 500;
    padding: 10px 14px;
    background: #FFF7E6;
    border-radius: var(--radius-input);
    border: 1px solid #FFD591;
}

.result-hint {
    display: block; width: 100%;
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

/* ========== 平台 / 特性 / 分区 ========== */
.section-head {
    text-align: center;
    margin-bottom: 32px;
}

.section-head h2 {
    font-size: clamp(1.3rem, 4vw, 1.75rem);
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
}

.section-head p { color: var(--text-muted); font-size: 14px; }

.platforms-section { padding: 24px 16px 48px; }

.intro-section { padding: 32px 16px 0; max-width: 1120px; }

.intro-banner {
    padding: 28px 24px;
    text-align: center;
}

.intro-banner h2 {
    font-size: clamp(1.35rem, 4vw, 1.75rem);
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 12px;
}

.intro-banner p {
    color: var(--text-sub);
    font-size: 14px;
    max-width: 640px;
    margin: 0 auto 20px;
    line-height: 1.7;
}

.intro-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.intro-tag {
    padding: 4px 14px;
    background: var(--primary-light);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
}

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

.step-card { padding: 24px 20px; text-align: center; }

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    background: var(--primary);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 14px;
}

.step-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.step-card p { color: var(--text-muted); font-size: 13px; line-height: 1.65; }

.scene-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.scene-card { padding: 24px 20px; }

.scene-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 8px;
}

.scene-card p { color: var(--text-muted); font-size: 13px; line-height: 1.65; }

.cta-band {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 24px;
    flex-wrap: wrap;
}

.cta-band-alt { background: var(--semi-grey-1); }

.cta-band-text h2 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 6px;
}

.cta-band-text p { color: var(--text-muted); font-size: 13px; line-height: 1.6; }

.cta-band-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

/* ========== 微信小程序 ========== */
.miniprogram-section { padding-bottom: 0; }

.miniprogram-card { padding: 0; overflow: hidden; }

.miniprogram-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 28px;
    align-items: center;
}

.miniprogram-info { min-width: 0; padding: 32px; }

.miniprogram-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #FFF7E6;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: var(--semi-orange);
    margin-bottom: 12px;
}

.miniprogram-info h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 8px;
}

.miniprogram-qr {
    text-align: center;
    padding: 32px;
    background: var(--semi-grey-1);
    border-left: 1px solid var(--card-border);
    flex-shrink: 0;
}

.miniprogram-qr img {
    width: 160px; height: 160px;
    border-radius: 12px;
    display: block;
    margin: 0 auto;
    object-fit: contain;
    background: #fff;
    border: 4px solid #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.qr-label { font-size: 14px; font-weight: 600; color: var(--text-main); margin-bottom: 12px; }
.qr-tip { font-size: 12px; color: var(--text-muted); margin-top: 12px; }

.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 12px;
    max-width: 900px;
    margin: 0 auto;
}

.platform-item {
    padding: 18px 10px;
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    border-radius: var(--radius-card);
}

.platform-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}

.platform-icon { font-size: 1.75rem; margin-bottom: 6px; }
.platform-name { font-size: 12px; font-weight: 600; color: var(--text); }

.features-section { padding: 48px 16px; background: transparent; }

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
    max-width: 1000px;
    margin: 0 auto;
}

.feature-card { padding: 24px; border-left: 4px solid var(--primary); }
.feature-card h3 { margin-bottom: 8px; font-size: 1.05rem; font-weight: 600; color: var(--text-main); }
.feature-card p { color: var(--text-muted); font-size: 13px; line-height: 1.65; }

/* ========== 表单 ========== */
.form-group { margin-bottom: 16px; }

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select,
.log-filter {
    width: 100%;
    padding: 10px 14px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-input);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.log-filter:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 100, 250, 0.1);
}

.form-group label input[type="checkbox"] { width: auto; margin-right: 8px; }

.remember-row { margin-bottom: 12px; }
.remember-label {
    display: inline-flex;
    align-items: center;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
    font-weight: 400;
}

.hp-field {
    position: absolute;
    left: -9999px; width: 1px; height: 1px;
    overflow: hidden; opacity: 0; pointer-events: none;
}

/* ========== 登录/注册 ========== */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 60px);
    padding: 48px 16px;
}

.auth-card {
    padding: 40px 32px;
    width: 100%;
    max-width: 420px;
    border-radius: var(--radius-card-lg);
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--text-main);
    font-size: 1.5rem;
}

.auth-sub, .auth-footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 24px;
}

.auth-footer a { font-weight: 600; }

/* ========== 用户中心/后台 ========== */
.dashboard-page,
.admin-page { padding: 32px 0 48px; }

.dashboard-page h1,
.admin-page h1 {
    margin-bottom: 24px;
    font-size: clamp(1.3rem, 4vw, 1.75rem);
    font-weight: 700;
    color: var(--text-main);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    padding: 24px 16px;
    text-align: center;
    border-radius: var(--radius-card);
}

.stat-value {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--primary);
}

.stat-value-sm { font-size: clamp(0.95rem, 3vw, 1.15rem); word-break: break-word; }
.stat-label { color: var(--text-muted); font-size: 13px; margin-top: 4px; font-weight: 500; }

.admin-section {
    padding: 24px;
    margin-bottom: 16px;
    border-radius: var(--radius-card-lg);
}

.admin-section h2 {
    margin-bottom: 14px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.upgrade-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    background: var(--primary-light);
    border: 1px solid rgba(0, 100, 250, 0.15);
    border-radius: var(--radius-card-lg);
    padding: 20px 24px;
    margin-bottom: 20px;
}

.upgrade-banner strong { font-weight: 600; color: var(--text-main); }
.upgrade-banner p { color: var(--text-sub); font-size: 13px; margin-top: 4px; }

.api-key-box {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    background: var(--semi-grey-1);
    padding: 14px 16px;
    border-radius: var(--radius-input);
    margin-top: 12px;
    border: 1px solid var(--card-border);
}

.api-key-box code {
    flex: 1;
    word-break: break-all;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-main);
    min-width: 0;
}

.quick-links { display: flex; gap: 10px; flex-wrap: wrap; }
.pwd-form { max-width: 100%; }
.form-msg { display: block; margin-top: 10px; font-size: 13px; font-weight: 500; }
.form-msg.success { color: var(--success); }
.form-msg.error { color: var(--danger); }
.text-muted { color: var(--text-muted); font-size: 13px; }
.required { color: var(--danger); }

/* 后台分段 Tab */
.admin-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    padding: 4px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: var(--shadow-card);
}

.admin-tab {
    flex: 1;
    min-width: max-content;
    padding: 10px 18px;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.2s;
}

.admin-tab.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(0, 100, 250, 0.2);
}

.admin-panel { display: none; }
.admin-panel.active { display: block; }

.plan-badge {
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.plan-regular { background: var(--semi-grey-1); color: var(--text-sub); }
.plan-premium { background: var(--primary-light); color: var(--primary); }

.settings-form { max-width: 100%; }

/* 表格 */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -4px;
    padding: 4px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    min-width: 560px;
}

.data-table th,
.data-table td {
    padding: 12px 12px;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

.data-table th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 12px;
    white-space: nowrap;
}

.data-table code {
    font-size: 11px;
    background: var(--semi-grey-1);
    padding: 2px 8px;
    border-radius: 4px;
}

.url-cell { max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status-success { color: var(--success); font-weight: 600; }
.status-failed { color: var(--danger); font-weight: 600; }

.platform-stats { display: flex; flex-wrap: wrap; gap: 8px; }

.platform-stat {
    background: var(--semi-grey-1);
    padding: 8px 14px;
    border-radius: 8px;
    display: flex; gap: 10px;
    align-items: center;
    border: 1px solid var(--card-border);
    font-size: 13px;
    font-weight: 500;
}

.platform-count { color: var(--primary); font-weight: 600; }

/* 解析记录 */
.log-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.log-filter { width: auto; min-width: 120px; }
.log-summary { color: var(--text-muted); font-size: 12px; margin-left: auto; }
.log-time { white-space: nowrap; font-size: 12px; }
.log-pagination { display: flex; align-items: center; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.page-info { color: var(--text-muted); font-size: 13px; font-weight: 500; }

/* ========== 文档 ========== */
.docs-page { padding: 0 16px 48px; max-width: 860px; margin: -24px auto 0; position: relative; z-index: 2; }

.docs-page h1 { margin-bottom: 8px; font-weight: 700; color: var(--text-main); font-size: clamp(1.5rem, 4vw, 2rem); }
.docs-page > p { color: var(--text-muted); margin-bottom: 28px; }

.doc-section { padding: 24px; margin-bottom: 16px; border-radius: var(--radius-card-lg); }

.doc-section h2 {
    font-size: 1.15rem;
    margin-bottom: 14px;
    color: var(--text-main);
    font-weight: 700;
}

.doc-section h3 { font-size: 0.95rem; margin: 14px 0 8px; font-weight: 600; }
.doc-section p, .doc-section li { color: var(--text-sub); font-size: 14px; }
.doc-section ol { padding-left: 20px; line-height: 2; }

.method-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    margin-right: 8px;
}

.method-get { background: rgba(0, 180, 42, 0.1); color: var(--semi-green); }
.method-post { background: var(--primary-light); color: var(--primary); }

.code-block {
    background: var(--semi-grey-9);
    border-radius: var(--radius-input);
    padding: 16px;
    overflow-x: auto;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 12px;
    line-height: 1.55;
    margin: 12px 0;
    position: relative;
    font-weight: 400;
    color: #e0e0e0;
}

.code-block pre {
    color: #e0e0e0;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-all;
}

.code-block .copy-btn { position: absolute; top: 8px; right: 8px; }

.param-table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 13px; }

.param-table th,
.param-table td {
    padding: 10px 12px;
    border: 1px solid var(--card-border);
    text-align: left;
}

.param-table th { background: var(--semi-grey-1); color: var(--text-muted); font-weight: 600; }

/* ========== 价格 ========== */
.pricing-section { padding: 0 16px 48px; margin-top: -24px; position: relative; z-index: 2; }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    max-width: 780px;
    margin: 0 auto;
}

.pricing-card {
    padding: 32px 24px;
    position: relative;
    border-radius: var(--radius-card-lg);
}

.pricing-card-featured {
    border-color: var(--primary);
    box-shadow: 0 4px 24px rgba(0, 100, 250, 0.12);
}

.pricing-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--semi-grey-1);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    border: 1px solid var(--card-border);
    color: var(--text-sub);
}

.pricing-badge.premium {
    background: var(--primary);
    border: none;
    color: #fff;
}

.pricing-card h3 { font-weight: 700; font-size: 1.2rem; margin-bottom: 8px; color: var(--text-main); }

.pricing-price {
    font-size: 2rem;
    font-weight: 800;
    margin: 12px 0 20px;
    color: var(--primary);
}

.pricing-price span { font-size: 0.85rem; font-weight: 400; color: var(--text-muted); }

.pricing-features { list-style: none; margin-bottom: 24px; }

.pricing-features li {
    padding: 10px 0;
    border-bottom: 1px solid var(--card-border);
    color: var(--text-sub);
    font-size: 13px;
}

.pricing-features li::before { content: '✓ '; color: var(--semi-green); font-weight: 700; }

.pricing-faq { margin-top: 32px; padding: 24px; }
.pricing-faq h2 { margin-bottom: 16px; font-weight: 700; color: var(--text-main); font-size: 1.15rem; }
.faq-item { margin-bottom: 18px; }
.faq-item h4 { margin-bottom: 6px; font-weight: 600; color: var(--text-main); }
.faq-item p { color: var(--text-muted); font-size: 13px; }

/* ========== 杂项 ========== */
.loading {
    display: inline-block;
    width: 18px; height: 18px;
    border: 2.5px solid var(--card-border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.error-msg {
    background: #FFF2F0;
    border: 1px solid #FFCECC;
    color: var(--danger);
    padding: 12px 16px;
    border-radius: var(--radius-input);
    margin-top: 12px;
    font-size: 14px;
    font-weight: 500;
}

.footer {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-muted);
    font-size: 13px;
    margin-top: 24px;
    border-top: 1px solid var(--card-border);
}

.footer a { font-weight: 600; }

/* ========== 微信购买弹窗 ========== */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 500;
    background: rgba(28, 31, 35, 0.35);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: 20px 16px;
}

.modal-overlay.show { display: flex; }

.modal-panel {
    width: 100%;
    max-width: 400px;
    padding: 32px 24px 24px;
    position: relative;
    border-radius: 16px;
    animation: modalIn 0.25s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(12px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-panel h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
    text-align: center;
}

.modal-desc {
    color: var(--text-sub);
    font-size: 13px;
    line-height: 1.65;
    text-align: center;
    margin-bottom: 18px;
}

.modal-tip {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 14px;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 32px; height: 32px;
    border: none;
    border-radius: 8px;
    background: var(--semi-grey-1);
    color: var(--text);
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    font-weight: 600;
}

.wechat-copy-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    background: var(--semi-grey-1);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-input);
    padding: 14px 16px;
}

.wechat-label { font-size: 12px; font-weight: 600; color: var(--text-muted); width: 100%; }

.wechat-copy-box code {
    flex: 1;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    word-break: break-all;
    min-width: 0;
}

/* ========== 移动端 ========== */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 12px 16px 16px;
        border-bottom: 1px solid var(--semi-grey-2);
        box-shadow: 0 12px 24px rgba(0,0,0,0.06);
        gap: 4px;
    }

    .nav-links.open { display: flex; }

    .nav-links a,
    .nav-links .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .navbar { position: sticky; }
    .navbar .container { position: relative; }
    .container { padding: 0 16px; }

    .parse-input-group { flex-direction: column; }
    .parse-btn { width: 100%; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .upgrade-banner { flex-direction: column; text-align: center; }

    .admin-tabs { border-radius: 12px; }
    .admin-tab { flex: none; padding: 10px 14px; }

    .data-table { font-size: 12px; min-width: 480px; }
    .data-table th, .data-table td { padding: 10px 8px; }

    .result-images { grid-template-columns: repeat(2, 1fr); }
    .platforms-grid { grid-template-columns: repeat(3, 1fr); }
    .features-grid { grid-template-columns: 1fr; }

    .cta-band { flex-direction: column; text-align: center; }
    .cta-band-actions { width: 100%; justify-content: center; }
    .cta-band-actions .btn { flex: 1; min-width: 120px; }

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

    .miniprogram-grid { grid-template-columns: 1fr; text-align: center; }
    .miniprogram-info { padding: 24px; }
    .miniprogram-qr { border-left: none; border-top: 1px solid var(--card-border); max-width: 100%; }

    .api-key-box .btn { flex: 1; }
    .log-summary { width: 100%; margin-left: 0; margin-top: 4px; }
    .log-filter { flex: 1; min-width: 0; }
}

@media (min-width: 769px) {
    .stats-grid { grid-template-columns: repeat(4, 1fr); }
    .container { padding: 0 24px; }
}

@media (max-width: 380px) {
    .platforms-grid { grid-template-columns: repeat(2, 1fr); }
}