/**
 * GEOrank - 公共样式表
 * GEO 智搜优化引擎 前端系统
 * 版本: 1.0.0
 */

/* ===== 基础重置与变量 ===== */
:root {
    /* 主色调 */
    --color-primary: #2563EB;
    --color-primary-dark: #1E40AF;
    --color-primary-light: #DBEAFE;

    /* 文字颜色 */
    --color-on-surface: #2d3435;
    --color-on-surface-variant: #596061;

    /* 背景颜色 */
    --color-background: #ffffff;
    --color-surface: #ffffff;
    --color-surface-container: #ebeeef;

    /* 边框与轮廓 */
    --color-outline: #757c7d;
    --color-outline-variant: #acb3b4;

    /* 错误颜色 */
    --color-error: #ba1a1a;

    /* 间距变量 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* 圆角变量 */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* 阴影变量 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 10px 40px rgba(25, 27, 35, 0.04);

    /* 过渡变量 */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
}

/* ===== 基础样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

/* 兼容发布前缓存的全页透明门禁，确保旧 HTML 与新资源混用时仍可见 */
html body {
    opacity: 1 !important;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--color-background);
    color: var(--color-on-surface);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== 字体样式 ===== */
.font-headline,
h1, h2, h3, h4, h5, h6 {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.font-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ===== Material Icons 配置 ===== */
.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
}

.material-symbols-outlined.filled {
    font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* ===== 通用组件样式 ===== */

/* 玻璃态效果 */
.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.glass-nav {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

/* 按钮基础样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
    outline: none;
}

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

.btn-primary:hover {
    opacity: 0.9;
}

.btn-primary:active {
    transform: scale(0.95);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-outline-variant);
    color: var(--color-on-surface);
}

.btn-outline:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* 标签样式 */
.tag {
    display: inline-block;
    max-width: 100%;
    padding: 0.25rem 0.5rem;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    background-color: #f1f5f9;
    color: #64748b;
    overflow-wrap: anywhere;
    white-space: normal;
}

.company-sort-control {
    min-height: 2.75rem;
    padding-inline: 0.5rem;
}

.company-card-link {
    min-height: 2.75rem;
}

.tag-primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
}

/* 卡片样式 */
.card {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
}

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

/* ===== 隐藏滚动条 ===== */
.scrollbar-hide::-webkit-scrollbar {
    display: none;
}

.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* ===== 响应式容器 ===== */
.container {
    width: 100%;
    max-width: 80rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

@media (min-width: 768px) {
    .container {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* ===== 链接样式 ===== */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* ===== 输入框样式 ===== */
input,
textarea {
    font-family: inherit;
    font-size: inherit;
}

input:focus,
textarea:focus {
    outline: none;
}

/* ===== 知识图谱节点线条 ===== */
.node-line {
    stroke: var(--color-primary);
    stroke-width: 0.5;
    opacity: 0.3;
}

/* ===== 动画 ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease forwards;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.hidden {
    display: none !important;
}

@media (min-width: 640px) {
    .hidden.sm\:block {
        display: block !important;
    }

    .hidden.sm\:flex {
        display: flex !important;
    }

    .hidden.sm\:inline {
        display: inline !important;
    }
}

@media (min-width: 768px) {
    .hidden.md\:block {
        display: block !important;
    }

    .hidden.md\:flex {
        display: flex !important;
    }

    .hidden.md\:inline {
        display: inline !important;
    }
}

@media (min-width: 1024px) {
    .hidden.lg\:block {
        display: block !important;
    }

    .hidden.lg\:flex {
        display: flex !important;
    }

    .hidden.lg\:inline {
        display: inline !important;
    }
}

@media (min-width: 1280px) {
    .hidden.xl\:block {
        display: block !important;
    }

    .hidden.xl\:flex {
        display: flex !important;
    }

    .hidden.xl\:inline {
        display: inline !important;
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ===== 公共头部兜底样式 =====
   部分轻量页面不加载 Tailwind，这里保证注入式头部仍有稳定布局。 */
#main-nav {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    z-index: 50;
    border-bottom: 1px solid #f1f5f9;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 10px 40px rgba(25, 27, 35, 0.04);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

#main-nav > div:first-child {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 80rem;
    height: 4rem;
    margin: 0 auto;
    padding: 0 1.5rem;
}

#main-nav > div:first-child > div {
    display: flex;
    align-items: center;
}

#main-nav > div:first-child > div:first-child {
    gap: 2rem;
}

#main-nav > div:first-child > div:first-child > div {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

#main-nav > div:first-child > div:last-child {
    gap: 0.75rem;
}

#main-nav [data-logo-link] {
    color: #1d4ed8;
    font-family: Manrope, Inter, sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
}

#main-nav [data-logo-link]:hover {
    color: #1d4ed8;
    opacity: 0.9;
}

#main-nav [data-nav-link] {
    color: #475569;
    font-family: Manrope, Inter, sans-serif;
    font-size: 0.95rem;
    font-weight: 750;
    line-height: 1;
}

#main-nav [data-nav-link]:hover,
#main-nav [data-nav-link].text-primary {
    color: #2563eb;
}

#mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    min-width: 2.5rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: #475569;
    cursor: pointer;
}

#mobile-menu-toggle:hover {
    background: #f8fafc;
}

#mobile-menu {
    display: none;
    border-top: 1px solid #f1f5f9;
    background: #ffffff;
}

#mobile-menu > div {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
}

#mobile-menu [data-nav-link] {
    display: block;
    padding: 0.45rem 0;
}

@media (min-width: 768px) {
    #mobile-menu-toggle,
    #mobile-menu {
        display: none !important;
    }
}

@media (max-width: 767.98px) {
    #main-nav > div:first-child {
        padding: 0 1rem;
    }

    #main-nav > div:first-child > div:first-child > div {
        display: none !important;
    }

    #mobile-menu:not(.hidden) {
        display: block;
    }
}

/* ===== 公共页脚兜底样式 =====
   登录等轻量页面不加载 Tailwind，公共页脚需在 common.css 中独立完成布局。 */
#footer-container {
    width: 100%;
}

#footer-container > footer {
    width: 100%;
    border-top: 1px solid #e2e8f0;
    background: #ffffff;
}

#footer-container > footer > div {
    width: 100%;
    max-width: 80rem;
    margin: 0 auto;
    padding: 1.25rem 1.5rem 1.5rem;
}

#footer-container [data-footer-rights] {
    margin: 0;
    color: #94a3b8;
    font-size: 0.8125rem;
    line-height: 1.7;
    text-align: center;
    overflow-wrap: anywhere;
}

#footer-container [data-footer-rights] a {
    color: inherit;
    text-decoration: none;
    transition: color 0.15s ease;
}

#footer-container [data-footer-rights] a:hover,
#footer-container [data-footer-rights] a:focus-visible {
    color: #2563eb;
}

/* ===== 认证组件 ===== */
.header-actions {
    flex-shrink: 0;
}

.header-profile-button,
.header-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.85rem;
    height: 2.85rem;
    border: 1px solid #dbe3ef;
    border-radius: 1rem;
    background: #ffffff;
    color: #334155;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.055);
    cursor: pointer;
    transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.header-profile-button:hover,
.header-icon-button:hover {
    border-color: #bfdbfe;
    background: #f8fbff;
    color: #2563eb;
    box-shadow: 0 14px 34px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.header-profile-button:active,
.header-icon-button:active {
    transform: scale(0.96);
}

.header-profile-button:focus-visible,
.header-icon-button:focus-visible {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.header-profile-button__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 0.75rem;
    background: #eff6ff;
    color: #2563eb;
}

.header-profile-button .material-symbols-outlined,
.header-icon-button .material-symbols-outlined {
    font-size: 1.22rem;
    line-height: 1;
}

.auth-trigger {
    position: relative;
}

.auth-menu {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 0;
    width: 18rem;
    padding: 1rem;
    border-radius: 1rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 18px 48px rgba(15, 23, 42, 0.12);
    backdrop-filter: blur(20px);
    z-index: 80;
}

.auth-menu__meta {
    padding-bottom: 0.85rem;
    border-bottom: 1px solid #eef2ff;
}

.auth-menu__eyebrow {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #94a3b8;
}

.auth-menu__value {
    margin-top: 0.4rem;
    font-size: 1rem;
    font-weight: 700;
    color: #0f172a;
}

.auth-menu__actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding-top: 0.9rem;
}

.auth-menu__link,
.auth-menu__logout {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.75rem;
    width: 100%;
    border-radius: 0.85rem;
    font-size: 0.92rem;
    font-weight: 700;
    transition: all var(--transition-fast);
}

.auth-menu__link {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
}

.auth-menu__link:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.22);
}

.auth-menu__logout {
    border: 1px solid #dbeafe;
    background: #eff6ff;
    color: #1d4ed8;
}

.auth-menu__logout:hover {
    background: #dbeafe;
}

.auth-modal-open {
    overflow: hidden;
}

.auth-modal {
    position: fixed;
    inset: 0;
    z-index: 120;
}

.auth-modal.hidden {
    display: none;
}

.auth-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(8px);
}

.auth-modal__panel {
    position: relative;
    width: min(30rem, calc(100vw - 2rem));
    margin: min(9vh, 4rem) auto 0;
    padding: 1.5rem;
    border-radius: 1.5rem;
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(248,250,252,0.98) 100%);
    border: 1px solid rgba(191, 219, 254, 0.5);
    box-shadow: 0 30px 80px rgba(15, 23, 42, 0.22);
}

.auth-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border: 0;
    border-radius: 999px;
    background: #f8fafc;
    color: #64748b;
    cursor: pointer;
}

.auth-modal__tabs {
    display: inline-flex;
    gap: 0.5rem;
    padding: 0.3rem;
    border-radius: 999px;
    background: #eff6ff;
}

.auth-modal__tab {
    min-width: 5.5rem;
    padding: 0.72rem 1rem;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: #64748b;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
}

.auth-modal__tab.is-active {
    background: #fff;
    color: #2563eb;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.15);
}

.auth-modal__reason {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 1rem;
    background: #eff6ff;
    color: #1d4ed8;
    font-size: 0.9rem;
    line-height: 1.6;
}

.auth-modal__reason.hidden {
    display: none;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.25rem;
}

.auth-form__title {
    font-size: 1.9rem;
    line-height: 1.15;
    font-weight: 800;
    color: #0f172a;
}

.auth-form__subtitle {
    color: #64748b;
    font-size: 0.98rem;
    line-height: 1.7;
}

.auth-form__hint {
    margin-top: -0.25rem;
    color: #94a3b8;
    font-size: 0.82rem;
    line-height: 1.6;
}

.auth-form__label {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    color: #334155;
    font-size: 0.9rem;
    font-weight: 700;
}

.auth-form__label input {
    width: 100%;
    min-height: 3.25rem;
    padding: 0.9rem 1rem;
    border: 1px solid #dbeafe;
    border-radius: 1rem;
    background: #fff;
    color: #0f172a;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.03);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-form__label input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.auth-form__checkbox {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: #64748b;
    font-size: 0.92rem;
    font-weight: 600;
}

.auth-form__checkbox input {
    width: 1rem;
    height: 1rem;
}

.auth-form__error {
    padding: 0.9rem 1rem;
    border-radius: 1rem;
    background: #fff1f2;
    color: #e11d48;
    font-size: 0.9rem;
    line-height: 1.6;
}

.auth-form__error.hidden {
    display: none;
}

.auth-form__submit {
    min-height: 3.25rem;
    border: 0;
    border-radius: 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

.auth-form__submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 18px 42px rgba(37, 99, 235, 0.22);
}

.auth-form__submit[disabled] {
    opacity: 0.7;
    cursor: wait;
    transform: none;
    box-shadow: none;
}

.auth-form__links {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    color: #2563eb;
    font-size: 0.9rem;
    font-weight: 700;
}

.auth-form__links a {
    color: #2563eb;
}

.auth-standalone {
    min-height: calc(100vh - 8rem);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 8.25rem 1.5rem 4rem;
    background: #f6f8fc;
}

.auth-standalone__card {
    width: min(27.5rem, 100%);
    padding: 2rem;
    border: 0;
    border-radius: 1.5rem;
    background: #fff;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.10), 0 22px 58px rgba(37, 66, 137, 0.08);
}

.auth-standalone__eyebrow {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    color: #2563eb;
    text-transform: uppercase;
}

.auth-standalone__title {
    margin-top: 0.85rem;
    font-size: clamp(2rem, 5vw, 2.55rem);
    line-height: 1.08;
    font-weight: 800;
    color: #0f172a;
}

.auth-standalone__copy {
    margin-top: 0.85rem;
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.75;
}

.auth-toast {
    position: fixed;
    left: 50%;
    bottom: 2rem;
    transform: translateX(-50%) translateY(1rem);
    padding: 0.9rem 1.2rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.92);
    color: #fff;
    font-size: 0.92rem;
    font-weight: 700;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.25);
    opacity: 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    z-index: 140;
}

.auth-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== 用户自定义 API Key 弹窗 ===== */
.api-key-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
}

.api-key-modal.hidden {
    display: none;
}

.api-key-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.36);
    backdrop-filter: blur(10px);
}

.api-key-modal__panel {
    position: relative;
    width: min(100%, 34rem);
    border: 1px solid #dbeafe;
    border-radius: 1.15rem;
    background: #ffffff;
    padding: 1.5rem;
    box-shadow: 0 24px 72px rgba(15, 23, 42, 0.18);
}

.api-key-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 0.85rem;
    background: #ffffff;
    color: #64748b;
}

.api-key-modal__eyebrow {
    margin: 0 3rem 0.75rem 0;
    color: #2563eb;
    font-size: 0.72rem;
    font-weight: 900;
    line-height: 1;
}

.api-key-modal h2 {
    margin: 0;
    color: #0f172a;
    font-size: 1.35rem;
    font-weight: 900;
    line-height: 1.25;
}

.api-key-modal__copy {
    margin: 0.75rem 0 1.25rem;
    color: #64748b;
    font-size: 0.88rem;
    line-height: 1.7;
}

.api-key-form {
    display: grid;
    gap: 0.85rem;
}

.api-key-form label {
    display: grid;
    gap: 0.45rem;
    color: #334155;
    font-size: 0.82rem;
    font-weight: 850;
}

.api-key-form input,
.api-key-form select {
    min-height: 2.8rem;
    border: 1px solid #dbe3ef;
    border-radius: 0.85rem;
    background: #ffffff;
    padding: 0 0.9rem;
    color: #0f172a;
    font-size: 0.9rem;
}

.api-key-form input:focus,
.api-key-form select:focus {
    border-color: #93c5fd;
    outline: 3px solid rgba(37, 99, 235, 0.12);
}

.api-key-form__check {
    display: flex !important;
    align-items: center;
    gap: 0.6rem !important;
}

.api-key-form__check input {
    min-height: auto;
    width: 1rem;
    height: 1rem;
}

.api-key-form__actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 0.3rem;
}

.api-key-form__ghost,
.api-key-form__primary {
    min-height: 2.75rem;
    border-radius: 0.85rem;
    padding: 0 1rem;
    font-size: 0.86rem;
    font-weight: 850;
}

.api-key-form__ghost {
    border: 1px solid #dbe3ef;
    background: #ffffff;
    color: #334155;
}

.api-key-form__primary {
    border: 1px solid #2563eb;
    background: #2563eb;
    color: #ffffff;
}

@media (max-width: 768px) {
    #footer-container > footer > div {
        padding: 1rem 1rem 1.25rem;
    }

    .header-actions {
        gap: 0.45rem !important;
    }

    .header-profile-button,
    .header-icon-button {
        width: 2.5rem;
        height: 2.5rem;
        border-radius: 0.9rem;
    }

    .header-profile-button__icon {
        width: 1.8rem;
        height: 1.8rem;
        border-radius: 0.68rem;
    }

    .auth-menu {
        width: min(18rem, calc(100vw - 2rem));
        right: -0.25rem;
    }

    .auth-modal__panel,
    .auth-standalone__card {
        padding: 1.25rem;
        border-radius: 1.25rem;
    }

    .auth-form__title {
        font-size: 1.65rem;
    }

    .auth-form__links {
        flex-direction: column;
        align-items: flex-start;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ===== 前台模块开关 ===== */
.frontend-module-link-disabled {
    pointer-events: none;
    opacity: 0.45;
    filter: grayscale(1);
}

.frontend-module-unavailable {
    min-height: calc(100vh - 8rem);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 7rem 1.5rem 4rem;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.frontend-module-unavailable__card {
    width: min(100%, 42rem);
    border: 1px solid #dbeafe;
    border-radius: 1.5rem;
    background: #ffffff;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
}

.frontend-module-unavailable__eyebrow {
    margin-bottom: 0.8rem;
    color: #2563eb;
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.frontend-module-unavailable h1 {
    margin: 0;
    color: #0f172a;
    font-size: clamp(2rem, 5vw, 3.4rem);
    font-weight: 900;
    line-height: 1.08;
}

.frontend-module-unavailable p {
    margin: 1rem 0 0;
    color: #64748b;
    font-size: 1rem;
    line-height: 1.8;
}

.frontend-module-unavailable__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 1.5rem;
    min-height: 2.9rem;
    border-radius: 0.9rem;
    background: #2563eb;
    padding: 0 1.15rem;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 800;
    text-decoration: none;
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.22);
}

/* ===== 文章内容样式 ===== */
.prose {
    line-height: 1.75;
}

.prose p {
    margin-bottom: 1rem;
    color: var(--color-on-surface-variant);
}

.prose h2, .prose h3, .prose h4 {
    color: var(--color-on-surface);
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.prose ul, .prose ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.prose li {
    margin-bottom: 0.5rem;
}

.prose strong {
    font-weight: 600;
    color: var(--color-on-surface);
}

.prose code {
    background-color: #f1f5f9;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-sm);
    font-size: 0.875em;
}

.prose pre {
    background-color: #1e293b;
    border-radius: var(--radius-lg);
    padding: 1rem;
    overflow-x: auto;
}

.prose pre code {
    background: none;
    padding: 0;
    color: #93c5fd;
}

/* ===== 暗色模式支持 ===== */
.dark {
    --color-background: #0f172a;
    --color-surface: #1e293b;
    --color-on-surface: #f1f5f9;
    --color-on-surface-variant: #94a3b8;
}

/* ===== 打印样式 ===== */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }
}