*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,figcaption,blockquote,dl,dd{margin:0;padding:0}body.modal-open{overflow:hidden}ul,ol{list-style:none}input,button,textarea,select{font:inherit}a{text-decoration:none;color:inherit}:root{color-scheme:light;--color-neutral-0: #ffffff;--color-neutral-50: #f8f9fa;--color-neutral-100: #f0f2f7;--color-neutral-200: #e8ebf2;--color-neutral-300: #d9dfe8;--color-neutral-400: #c5cdd8;--color-neutral-500: #9ca3af;--color-neutral-600: #6b7280;--color-neutral-700: #374151;--color-neutral-800: #1f2937;--color-neutral-900: #111827;--color-primary: #58a6ff;--color-primary-light: #79c0ff;--color-primary-dark: #1f6feb;--color-accent: #7fd1c1;--color-text-primary: #1f2937;--color-text-secondary: #6b7280;--color-text-tertiary: #9ca3af;--color-text-disabled: #d1d5db;--color-bg-primary: #f8f9fb;--color-bg-secondary: #ffffff;--color-bg-tertiary: #f3f4f6;--color-bg-overlay: rgba(255, 255, 255, .7);--color-danger: #f87777;--color-danger-light: #fde6e6;--color-danger-light-text: #f87777;--color-border: #e5e7eb;--color-border-light: #f3f4f6;--font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;--font-size-caption: .65rem;--font-size-body: .85rem;--font-size-emphasis: .9rem;--font-size-subtitle: 1rem;--font-size-title: 1.2rem;--font-size-display: clamp(1.8rem, 3.5vw, 2.8rem);--font-size-h3: 1.25rem;--font-size-h2: 1.5rem;--font-size-h1: 2rem;--font-size-lg: 1.0625rem;--font-weight-regular: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--line-height-tight: 1.4;--line-height-normal: 1.6;--line-height-relaxed: 1.8;--spacing-xs: .2rem;--spacing-sm: .4rem;--spacing-md: .8rem;--spacing-lg: 1rem;--spacing-xl: 1.2rem;--spacing-2xl: 1.6rem;--spacing-3xl: 2rem;--spacing-4xl: 2.4rem;--radius-none: 0;--radius-sm: .4rem;--radius-md: .6rem;--radius-lg: .8rem;--radius-pill: 999px;--radius-full: 50%;--gap-xs: .4rem;--gap-sm: .6rem;--gap-md: .8rem;--gap-lg: 1rem;--gap-xl: 1.2rem;--gap-2xl: 1.6rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 2px 4px rgba(0, 0, 0, .08);--shadow-lg: 0 4px 8px rgba(0, 0, 0, .1);--shadow-xl: 0 8px 16px rgba(0, 0, 0, .12);--transition-fast: .15s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--glass-bg: rgba(255, 255, 255, .66);--glass-border: rgba(255, 255, 255, .55);--glass-blur: 18px;--glass-shadow: 0 12px 30px rgba(31, 41, 55, .08);--card-bg: rgba(255, 255, 255, .7);--card-border: rgba(255, 255, 255, .4);--card-shadow: 0 8px 24px rgba(0, 0, 0, .08);--card-radius: var(--radius-lg);--border-width: 1px;--icon-size-md: 3rem;--brand-size: 1.6rem;--brand-dot-radius: var(--radius-md);--dot-size: .4rem;--search-icon-size: 1rem;--search-width: 420px;--search-width-min: 280px;--container-max-width: 1280px;--blur-backdrop: 2px;--card-saturate: 140%;--padding-badge-v: .25rem;--padding-badge-h: .6rem;--padding-tag-v: .2rem;--padding-tag-h: .55rem;--padding-company-v: .08rem;--size-featured-icon: 2.5rem;--font-size-tool-icon: .8rem;--font-size-sm: .75rem;--font-size-xs: .5rem;--logo-scale: 100%;--margin-name-bottom: .2rem;--nav-caret-size: .75rem;--translate-link: .1rem;--size-avatar-sm: 1.5rem;--size-avatar-md: 2rem;--size-avatar-lg: 2.2rem;--size-icon-sm: 1.1rem;--size-svg-sm: 1.2rem;--size-guest-avatar: 2.2rem;--dropdown-min-width: 176px;--shadow-brand: 0 0 12px rgba(88, 166, 255, .35);--shadow-badge: 0 2px 8px rgba(88, 166, 255, .3);--shadow-tool-logo: 0 0 4px rgba(88, 166, 255, .3);--dropdown-link-pad-y: .1rem;--dropdown-link-pad-x: var(--spacing-md);--dropdown-link-margin: .2rem;--dropdown-link-pad-y-mobile: .2rem;--dropdown-link-pad-x-mobile: var(--spacing-md);--dropdown-link-hover-bg: rgba(88, 166, 255, .08);--btn-font-weight: var(--font-weight-semibold);--btn-radius: var(--radius-md);--btn-transition: var(--transition-fast);--btn-gap: var(--spacing-md);--btn-sm-py: .3rem;--btn-sm-px: .8rem;--btn-sm-font: var(--font-size-caption);--btn-md-py: .5rem;--btn-md-px: 1.4rem;--btn-md-font: var(--font-size-body);--btn-lg-py: .65rem;--btn-lg-px: 2rem;--btn-lg-font: var(--font-size-emphasis);--btn-primary-bg: var(--color-primary);--btn-primary-color: var(--color-neutral-0);--btn-primary-hover: var(--color-primary-light);--btn-secondary-color: var(--color-primary);--btn-secondary-border: var(--color-primary);--btn-information-color: var(--color-text-secondary);--btn-information-border: var(--color-border-light);--btn-danger-bg: var(--color-danger);--btn-danger-color: var(--color-neutral-0);--btn-danger-border: var(--color-border-light);--btn-danger-hover-bg: var(--color-danger-light);--btn-danger-hover-color: var(--color-danger-light-text);--btn-ghost-color: var(--color-text-secondary);--btn-ghost-hover-color: var(--color-primary);--color-hover-bg: rgba(88, 166, 255, .06);--tag-py: .15rem;--tag-px: .5rem;--tag-font: var(--font-size-caption);--tag-radius: var(--radius-md);--tag-weight: var(--font-weight-medium);--tag-color: var(--color-text-secondary);--tag-bg: var(--color-bg-secondary);--tag-border: var(--color-border-light);--tag-hover-color: var(--color-primary);--tag-hover-border: var(--color-primary-light);--card-solid-bg: var(--color-neutral-0);--card-solid-border: var(--color-neutral-200);--card-solid-radius: var(--radius-lg);--card-solid-shadow: 0 1px 4px rgba(0, 0, 0, .04);--card-solid-hover-border: var(--color-primary-light);--card-solid-hover-shadow: 0 4px 16px rgba(0, 0, 0, .08);--card-padding-sm: var(--spacing-md);--card-padding-md: var(--spacing-lg);--card-gap: var(--spacing-md);--card-head-gap: var(--spacing-md);--card-foot-pt: var(--spacing-md);--card-foot-border: var(--color-border-light);--card-title-font: var(--font-size-body);--card-title-weight: var(--font-weight-semibold);--card-title-color: var(--color-text-primary);--card-desc-font: var(--font-size-caption);--card-desc-color: var(--color-text-secondary);--card-transition: var(--transition-fast);--tag-primary-bg: rgba(88, 166, 255, .1);--tag-primary-border: rgba(88, 166, 255, .15);--tag-primary-hover-bg: rgba(88, 166, 255, .18);--tag-success-color: #3fb950;--tag-success-bg: rgba(63, 185, 80, .08);--tag-success-border: rgba(63, 185, 80, .18);--tag-warning-color: #d29922;--tag-warning-bg: rgba(210, 153, 34, .08);--tag-warning-border: rgba(210, 153, 34, .15);--color-bg-overlay-alpha: rgba(255, 255, 255, .9);--color-neutral-alpha-light: rgba(156, 163, 175, .7);--color-primary-alpha-md: rgba(88, 166, 255, .5);--color-primary-alpha-light: rgba(88, 166, 255, .2);--avatar-gradient-start: #e7f0ff;--avatar-gradient-end: #cfe0ff}body{background:linear-gradient(135deg,#f8f9fbeb,#fffffffa);color:var(--color-text-primary);overflow-x:hidden;font-family:var(--font-family-base);font-size:var(--font-size-body);line-height:var(--line-height-normal);position:relative}body:before{content:"";position:fixed;inset:0;background:linear-gradient(90deg,rgba(88,166,255,.06) 1px,transparent 1px),linear-gradient(180deg,rgba(127,209,193,.06) 1px,transparent 1px);background-size:36px 36px;pointer-events:none;z-index:0}body>*{position:relative;z-index:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--btn-gap);font-weight:var(--btn-font-weight);border-radius:var(--btn-radius);border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background var(--btn-transition),color var(--btn-transition),border-color var(--btn-transition),box-shadow var(--btn-transition);white-space:nowrap;line-height:1.4;padding:var(--btn-md-py) var(--btn-md-px);font-size:var(--btn-md-font)}.btn--sm{padding:var(--btn-sm-py) var(--btn-sm-px);font-size:var(--btn-sm-font)}.btn--md{padding:var(--btn-md-py) var(--btn-md-px);font-size:var(--btn-md-font)}.btn--lg{padding:var(--btn-lg-py) var(--btn-lg-px);font-size:var(--btn-lg-font)}.btn--primary{background:var(--btn-primary-bg);color:var(--btn-primary-color);border-color:var(--btn-primary-bg)}.btn--primary:hover{background:var(--btn-primary-hover);border-color:var(--btn-primary-hover);color:var(--btn-primary-color)}.btn--secondary{background:transparent;color:var(--btn-secondary-color);border-color:var(--btn-secondary-border)}.btn--secondary:hover{background:var(--color-hover-bg)}.btn--default{background:transparent;color:var(--btn-information-color);border-color:var(--btn-information-border)}.btn--default:hover{background:var(--color-hover-bg)}.btn--danger{background:var(--btn-danger-bg);color:var(--btn-danger-color);border-color:var(--btn-danger-border)}.btn--danger:hover{background:var(--btn-danger-hover-bg);color:var(--btn-danger-hover-color)}.btn--ghost{background:transparent;color:var(--btn-ghost-color);border-color:transparent}.btn--ghost:hover{color:var(--btn-ghost-hover-color);background:var(--color-hover-bg)}.btn svg{flex-shrink:0}.tag{display:inline-block;padding:var(--tag-py) var(--tag-px);font-size:var(--tag-font);font-weight:var(--tag-weight);border-radius:var(--tag-radius);color:var(--tag-color);background:var(--tag-bg);border:1px solid var(--tag-border);transition:color var(--transition-fast),border-color var(--transition-fast);white-space:nowrap;line-height:1.4}a.tag:hover,button.tag:hover{color:var(--tag-hover-color);border-color:var(--tag-hover-border)}.tag-primary{color:var(--color-primary);background:var(--tag-primary-bg);border-color:var(--tag-primary-border);font-weight:var(--font-weight-semibold)}a.tag-primary:hover,button.tag-primary:hover{background:var(--tag-primary-hover-bg)}.tag-success{color:var(--tag-success-color);background:var(--tag-success-bg);border-color:var(--tag-success-border);font-weight:var(--font-weight-semibold)}.tag-warning{color:var(--tag-warning-color);background:var(--tag-warning-bg);border-color:var(--tag-warning-border);font-weight:var(--font-weight-semibold)}.card{display:flex;flex-direction:column;gap:var(--card-gap);padding:var(--card-padding-md);background:var(--card-solid-bg);border:1px solid var(--card-solid-border);border-radius:var(--card-solid-radius);box-shadow:var(--card-solid-shadow);transition:border-color var(--card-transition),box-shadow var(--card-transition)}.card-head{display:flex;align-items:center;justify-content:space-between;gap:var(--card-head-gap);flex-wrap:wrap;padding-bottom:var(--spacing-md)}.card-head .section-title{flex:0 0 auto;margin:0}.card-head .filter-panel{flex:0 0 auto;display:flex;gap:var(--spacing-md);align-items:center;margin-top:0}.filter-panel--compact .filter-group,.filter-panel--compact .filter-options{display:flex;gap:var(--spacing-md);align-items:center}.card-body{display:flex;flex-direction:column;gap:var(--spacing-md)}.card .card-title{font-size:var(--card-title-font);font-weight:var(--card-title-weight);color:var(--card-title-color);margin:0;padding:0;border:none;line-height:1.4}.card .card-desc{font-size:var(--card-desc-font);color:var(--card-desc-color);line-height:var(--line-height-normal);margin:0}.card-foot{display:flex;align-items:center;justify-content:center;padding-top:var(--card-foot-pt);gap:var(--spacing-md)}.card-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-md)}.card-head .tag{flex-shrink:0}body.nav-modal-open{overflow-y:auto}.topbar-inner,.brand,.featured-header,.featured-title,.featured-tool-header,.section-header,.dynamics-tag,.dynamics-meta{display:flex;align-items:center}.topbar{position:relative;z-index:50;background:transparent}body.modal-open .topbar{z-index:30}.topbar-inner{max-width:var(--container-max-width);margin:0 auto;padding:var(--spacing-2xl) var(--spacing-2xl);justify-content:space-between;gap:var(--spacing-2xl);display:grid;grid-template-columns:auto 1fr auto;align-items:center}.topbar-actions{display:flex;align-items:center;justify-self:end;gap:var(--spacing-2xl);position:relative}.topbar-search-link{display:inline-flex;align-items:center;justify-content:center;width:2.2rem;height:2.2rem;border-radius:var(--radius-full);color:var(--color-text-secondary);transition:color var(--transition-normal),background-color var(--transition-normal)}.topbar-search-link:hover{color:var(--color-text-primary);background-color:var(--color-bg-tertiary)}.topbar-search-link svg{width:1.25rem;height:1.25rem;stroke-width:2}.topnav{display:flex;align-items:center;gap:var(--spacing-2xl);justify-self:end;position:relative}.auth-area{display:flex;align-items:center;gap:var(--spacing-md);position:relative;color:var(--color-text-primary)}.auth-signed-out,.auth-signed-in{display:flex;align-items:center;gap:var(--spacing-md)}.auth-signed-out,.auth-signed-in{position:relative}body.is-authenticated .auth-signed-out,body.is-authenticated .auth-signed-in{display:flex}body:not(.is-authenticated) .auth-signed-in{display:none}.auth-link{color:var(--color-text-secondary);font-weight:var(--font-weight-medium);padding:.35rem var(--spacing-md);transition:color var(--transition-normal)}.auth-link:hover{color:var(--color-text-primary)}.auth-button{background:var(--color-primary);color:var(--color-neutral-0);padding:.45rem var(--btn-md-px);border-radius:var(--radius-full);font-weight:var(--font-weight-semibold);box-shadow:var(--shadow-badge);transition:transform var(--transition-normal),box-shadow var(--transition-normal)}.auth-button:hover{transform:translateY(-.1rem);box-shadow:var(--shadow-brand)}.guest-avatar-button{width:var(--size-guest-avatar);height:var(--size-guest-avatar);border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-bg-overlay-alpha);display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);transition:border-color var(--transition-normal),box-shadow var(--transition-normal)}.guest-avatar-button:hover{border-color:var(--color-neutral-alpha-light);box-shadow:var(--shadow-md)}.guest-avatar{width:var(--size-avatar-sm);height:var(--size-avatar-sm);border-radius:var(--radius-full);display:inline-flex;align-items:center;justify-content:center;color:var(--color-neutral-400);background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%239ca3af" stroke-width="1.8"><circle cx="12" cy="8" r="4"></circle><path d="M4 20c0-4 4-6 8-6s8 2 8 6"></path></svg>');background-size:contain;background-repeat:no-repeat;background-position:center}.guest-avatar svg{display:none;width:var(--size-svg-sm);height:var(--size-svg-sm);stroke:var(--color-neutral-400);stroke-width:1.8;fill:none}.user-menu-button{border:1px solid var(--color-border);background:var(--color-bg-overlay-alpha);border-radius:var(--radius-full);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-sm);transition:border-color var(--transition-normal),box-shadow var(--transition-normal)}.user-menu-button:hover{border-color:var(--color-primary-alpha-md);box-shadow:0 6px 16px var(--color-primary-alpha-light)}.user-avatar{width:var(--size-avatar-md);height:var(--size-avatar-md);border-radius:var(--radius-full);background:linear-gradient(135deg,var(--avatar-gradient-start),var(--avatar-gradient-end));display:inline-flex;align-items:center;justify-content:center;color:var(--color-neutral-0);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);box-shadow:var(--shadow-tool-logo);background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%231f6feb"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 3c1.66 0 3 1.34 3 3s-1.34 3-3 3-3-1.34-3-3 1.34-3 3-3zm0 14c-2.5 0-4.71-1.28-6-3.22.03-1.99 4-3.08 6-3.08 1.99 0 5.97 1.09 6 3.08-1.29 1.94-3.5 3.22-6 3.22z"></path></svg>');background-size:70%;background-repeat:no-repeat;background-position:center;font-size:0}.user-name{font-weight:var(--font-weight-medium);color:var(--color-text-primary);font-size:var(--font-size-body)}.user-caret{width:.5rem;height:.5rem;border-right:2px solid var(--color-text-secondary);border-bottom:2px solid var(--color-text-secondary);transform:rotate(45deg);margin-left:var(--margin-name-bottom)}.user-dropdown{position:absolute;top:calc(100% + var(--spacing-md));right:0;min-width:var(--dropdown-min-width);width:max-content;padding:var(--spacing-md);border-radius:var(--radius-lg);background:var(--color-bg-secondary);border:var(--border-width) solid var(--card-border);box-shadow:var(--card-shadow);opacity:0;visibility:hidden;transform:none;pointer-events:none;transition:none;z-index:30}.user-dropdown:before{content:"";position:absolute;top:-.35rem;right:var(--nav-caret-size);width:.7rem;height:.7rem;background:var(--color-bg-secondary);border-left:var(--border-width) solid var(--card-border);border-top:var(--border-width) solid var(--card-border);transform:rotate(45deg)}.auth-signed-in.is-open .user-dropdown{opacity:1;visibility:visible;pointer-events:auto}.user-dropdown a{display:flex;align-items:center;padding:.5rem var(--dropdown-link-pad-x);border-radius:var(--radius-md);gap:var(--spacing-md);color:inherit;transition:color var(--transition-normal)}.user-dropdown a:hover{color:var(--color-primary)}.user-meta{padding:var(--dropdown-link-pad-y-mobile) var(--spacing-md) .7rem;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:var(--spacing-md)}.user-meta-avatar{width:var(--size-avatar-sm);height:var(--size-avatar-sm);border-radius:var(--radius-full);background:linear-gradient(135deg,var(--avatar-gradient-start),var(--avatar-gradient-end));display:inline-flex;align-items:center;justify-content:center;line-height:1;color:var(--color-neutral-0);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%231f6feb"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 3c1.66 0 3 1.34 3 3s-1.34 3-3 3-3-1.34-3-3 1.34-3 3-3zm0 14c-2.5 0-4.71-1.28-6-3.22.03-1.99 4-3.08 6-3.08 1.99 0 5.97 1.09 6 3.08-1.29 1.94-3.5 3.22-6 3.22z"></path></svg>');background-size:70%;background-repeat:no-repeat;background-position:center;font-size:0;box-shadow:var(--shadow-tool-logo)}.user-meta-text{display:flex;flex-direction:column;gap:var(--translate-link)}.user-meta-name{font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);line-height:1.3}.user-meta-email{font-size:var(--font-size-caption);color:var(--color-text-secondary);line-height:1.2}.user-avatar-lg{width:var(--size-avatar-lg);height:var(--size-avatar-lg);font-size:var(--font-size-body)}.user-meta-switch{width:var(--size-icon-sm);height:var(--size-icon-sm);background-size:contain;background-repeat:no-repeat;background-position:center;opacity:.6;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%236b7280" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M7 7h11"></path><path d="M15 4l3 3-3 3"></path><path d="M17 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var(--spacing-md);line-height:var(--line-height-tight)}.dynamics-title-link{color:var(--color-text-primary);text-decoration:none;transition:color var(--transition-normal)}.dynamics-title-link:hover{color:var(--color-primary)}.dynamics-excerpt{font-size:var(--font-size-caption);color:var(--color-text-secondary);margin:0 0 var(--spacing-md);line-height:var(--line-height-tight)}.latest-dynamics-list{list-style:none;margin:0;padding:var(--spacing-2xl) 0 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var(--spacing-2xl);display:flex;flex-direction:column;gap:var(--spacing-lg)}.footer-main{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-2xl);flex-wrap:wrap}.footer-links{display:flex;flex-wrap:wrap;gap:var(--spacing-lg)}.footer-links a{color:var(--color-text-secondary);text-decoration:none;transition:color var(--transition-normal)}.footer-links a:hover{color:var(--color-primary)}.footer-language{display:flex;align-items:center;gap:var(--spacing-md);color:var(--color-text-secondary)}.footer-language-select select{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.35rem .7rem;color:var(--color-text-primary);box-shadow:var(--shadow-sm);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.footer-language-select select:focus-visible{outline:2px solid 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-1}.hero-search,.search-suggestions{max-width:100%}.topnav{position:static;right:auto;top:auto;width:auto;grid-column:2;grid-row:1;flex-direction:row;flex-wrap:wrap;gap:var(--spacing-lg);justify-content:flex-end;justify-self:end;align-self:start;margin-top:0;z-index:20}.auth-area{align-self:start;justify-self:end}.nav-item{width:auto;display:flex;flex-direction:column;align-items:flex-start;position:static}.nav-link{font-size:var(--font-size-body);text-transform:none}.nav-link:after{display:none}.nav-item.is-open:before{content:none}body.nav-modal-open{overflow-y:auto}.nav-dropdown{position:absolute;top:calc(100% + var(--spacing-md));right:0;left:auto;width:min(90vw,420px);max-width:90vw;min-width:240px;padding:var(--spacing-2xl);display:grid;grid-template-columns:repeat(2,minmax(0,max-content));gap:var(--spacing-md);background:var(--color-bg-secondary);border:var(--border-width) solid var(--card-border);border-radius:var(--radius-lg);box-shadow:var(--card-shadow);opacity:0;visibility:hidden;transform:none;transition:none;z-index:20;overflow:visible;backdrop-filter:none;-webkit-backdrop-filter:none;display:none}.nav-dropdown:before{content:"";top:-.35rem;left:var(--arrow-left, 2rem)}.nav-item.is-open .nav-dropdown{opacity:1;visibility:visible;transform:none;display:grid}.user-dropdown{right:0;width:min(72vw,240px);max-width:72vw;min-width:0}.nav-dropdown-close{position:absolute;top:var(--spacing-md);right:var(--spacing-md);background:none;border:none;font-size:1.5rem;color:var(--color-text-primary);cursor:pointer;padding:0;width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;margin:0;transition:color var(--transition-normal)}.nav-dropdown-close:hover{color:var(--color-primary)}.nav-dropdown a{padding:var(--dropdown-link-pad-y-mobile) var(--dropdown-link-pad-x-mobile);margin:var(--dropdown-link-margin);border-radius:var(--radius-md);width:auto}.nav-dropdown a:hover{background:transparent;color:var(--color-primary)}}@media(max-width:640px){footer{text-align:center}.footer-main{flex-direction:column;align-items:center}.footer-links,.footer-meta{justify-content:center}}@media(max-width:640px){.page{padding:var(--spacing-2xl) var(--spacing-lg) var(--spacing-2xl)}.featured-section,.glass-card{padding:var(--spacing-2xl)}.section{padding:0 0 var(--spacing-2xl)}footer{padding:var(--spacing-2xl) 0 var(--spacing-2xl)}.footer-inner{padding:0 var(--spacing-lg)}}.detail-page{padding:0}.detail-body{max-width:var(--container-max-width);margin:0 auto;padding:var(--spacing-2xl) var(--spacing-2xl) var(--spacing-2xl)}.detail-layout{display:flex;gap:var(--spacing-2xl);align-items:flex-start;width:100%;min-width:0}.detail-main{flex:1;min-width:0;max-width:100%}.detail-layout>*{min-width:0}.detail-sidebar{display:flex;flex-direction:column;gap:var(--spacing-2xl);width:300px;flex-shrink:0}.sidebar-block{background:var(--color-bg-secondary);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);padding:var(--spacing-lg)}.sidebar-title{display:flex;align-items:center;gap:var(--spacing-md);font-size:var(--font-size-emphasis);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border-light)}.sidebar-title svg{color:var(--color-text-primary);flex-shrink:0}.sidebar-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}.sidebar-list-item{border-bottom:1px solid 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.sidebar-item-icon{display:none}.sidebar-item-icon{width:32px;height:32px;min-width:32px;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--color-border-light);background:var(--color-neutral-0);object-fit:contain;padding:4px}.sidebar-item-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:.1rem}.sidebar-item-meta{font-size:var(--font-size-caption);color:var(--color-text-tertiary);line-height:var(--line-height-normal);margin:0}.sidebar-item-desc{font-style:normal;font-size:var(--font-size-caption);color:var(--color-text-quaternary, rgba(0, 0, 0, .35));line-height:var(--line-height-normal);display:-webkit-box;line-clamp:1;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.sidebar-item-time{font-size:var(--font-size-caption);color:var(--color-text-tertiary)}.sidebar-version-head{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:.15rem}.sidebar-version-head .tag{font-size:.6rem;padding:.05rem .35rem}.sidebar-more-link{display:inline-block;font-size:var(--font-size-caption);color:var(--color-primary);margin-top:var(--spacing-md);transition:color var(--transition-fast);text-decoration:none}.sidebar-more-link:hover{color:var(--color-primary-light)}.detail-section{padding:var(--spacing-2xl) 0;border-bottom:1px solid var(--color-border-light)}.detail-section:last-child{border-bottom:none}.detail-section h2{font-size:var(--font-size-title);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-lg);padding-left:var(--spacing-md);border-left:3px solid var(--color-primary)}.detail-section p{font-size:var(--font-size-body);color:var(--color-text-secondary);line-height:var(--line-height-relaxed);margin-bottom:var(--spacing-md)}.detail-section p:last-child{margin-bottom:0}.detail-section strong{color:var(--color-text-primary)}.detail-section 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strong{color:var(--color-text-primary);font-weight:var(--font-weight-semibold)}.detail-simple-list span,.detail-simple-list p{display:inline;margin:0}.detail-simple-list--block li{align-items:flex-start}code{background:#58a6ff1f;color:var(--color-text-primary);padding:.1em .35em;border-radius:var(--radius-md);border:1px solid rgba(88,166,255,.22)}.modal-glass-overlay{position:fixed;inset:0;background:#0003;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:9998;opacity:0;visibility:hidden;transition:opacity var(--transition-base),visibility var(--transition-base)}.modal-glass-overlay.active{opacity:1;visibility:visible}.modal-glass{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.95);background:#ffffffb3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:var(--radius-lg);z-index:9999;width:90vw;max-width:70vw;max-height:calc(100vh - 140px);opacity:0;visibility:hidden;transition:opacity var(--transition-base),visibility var(--transition-base),transform var(--transition-base);box-shadow:0 8px 32px #0000001a;display:flex;flex-direction:column}.modal-glass.active{opacity:1;visibility:visible;transform:translate(-50%,-50%) scale(1)}.modal-glass-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-2xl);border-bottom:1px solid rgba(0,0,0,.1);flex-shrink:0}.modal-glass-header h3{margin:0;font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.modal-glass-close{background:none;border:none;font-size:var(--font-size-3xl);color:var(--color-text-secondary);cursor:pointer;padding:0;width:40px;height:40px;margin:calc(var(--spacing-md) * -1) calc(var(--spacing-md) * -1) calc(var(--spacing-md) * -1) 0;display:flex;align-items:center;justify-content:center;transition:color var(--transition-fast);line-height:1}.modal-glass-close:hover{color:var(--color-text-primary)}.modal-glass-content{color:var(--color-text-primary);font-size:var(--font-size-base);line-height:1.6;overflow-y:auto;padding:var(--spacing-2xl);flex:1}.modal-glass-content-languages{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-lg) var(--spacing-md);width:100%}.modal-glass-content-languages>div{padding:var(--spacing-md) 0;font-size:var(--font-size-sm);line-height:1.4;text-align:left}@media(max-width:900px){.modal-glass{max-width:85vw}}@media(max-width:640px){.modal-glass{width:95vw;max-width:95vw;max-height:calc(100vh - 140px);padding:0}.modal-glass-content-languages{grid-template-columns:repeat(2,1fr)}}.detail-hl-lang-grid span{font-size:var(--font-size-xs);padding:var(--spacing-md) var(--spacing-md)}.detail-section h3{font-size:1.05rem;font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin:var(--spacing-lg) 0 var(--spacing-md)}.detail-pricing-list{color:var(--color-text-primary)}.detail-recommend-badge{display:inline-block;padding:.1rem .45rem;font-size:.65rem;font-weight:var(--font-weight-semibold);color:var(--color-neutral-0);background:var(--color-primary);border-radius:var(--radius-md);vertical-align:middle;margin-left:.35rem}.detail-model-link{color:var(--color-primary)!important;text-decoration:none;transition:color var(--transition-fast)}.detail-model-link:hover{color:var(--color-primary-light)!important;text-decoration:underline}.detail-model-link strong{color:inherit!important}.detail-productivity-grid,.detail-similar-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.detail-prod-card,.detail-similar-card{padding:var(--spacing-2xl)}.detail-prod-card{gap:var(--spacing-md)}.detail-prod-card .card-head{display:flex;align-items:center;gap:var(--spacing-md);border:none;padding:0}.detail-prod-card .card-title{font-size:var(--font-size-emphasis)}.detail-prod-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;min-width:36px;border-radius:var(--radius-md);border:var(--border-width) solid var(--color-border);background:var(--color-neutral-50)}.detail-prod-icon img{width:22px;height:22px;object-fit:contain}.detail-prod-card .card-desc{flex:1;font-size:var(--font-size-body);line-height:var(--line-height-relaxed)}.detail-prod-card .card-tags{margin-top:var(--spacing-md)}.detail-more-link{display:inline-block;font-size:var(--font-size-body);color:var(--color-primary);transition:color var(--transition-fast)}.detail-more-link:hover{color:var(--color-primary-light)}.detail-similar-card{position:relative}.detail-similar-icon{flex-shrink:0;width:42px;height:42px;border-radius:var(--btn-radius);overflow:hidden;display:flex;align-items:center;justify-content:center;background:var(--tag-bg);border:1px solid var(--tag-border)}.detail-similar-icon 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0;font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.detail-comment-logo{flex-shrink:0;width:24px;height:24px;color:var(--color-primary)}.detail-comment-header span{flex:1}.detail-comment-header time{font-size:var(--font-size-caption);color:var(--color-text-tertiary);font-weight:400}.detail-comment-item p{margin:0;font-size:var(--font-size-body);color:var(--color-text-secondary);line-height:var(--line-height-relaxed)}.detail-comment-form{display:flex;align-items:center;flex-wrap:wrap;gap:var(--spacing-md);padding:var(--spacing-lg);margin-left:0;margin-right:0;border-radius:var(--radius-lg);font-size:var(--font-size-body);color:var(--color-text-secondary);justify-content:center}.detail-comment-login-hint{display:flex;align-items:center;gap:4px;margin:0!important}.detail-comment-form .google-login-link{display:inline-flex;align-items:center;gap:4px;color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-semibold);transition:color var(--transition-fast)}.detail-comment-form .google-login-link:hover{color:var(--color-primary-dark);text-decoration:underline}.detail-comment-form .google-login-link svg{flex-shrink:0}@media(max-width:900px){.detail-body{padding:0 var(--spacing-lg) var(--spacing-2xl)}.detail-layout{flex-direction:column;align-items:stretch}.detail-main{min-width:0;width:100%}.detail-sidebar{flex:none;width:100%;position:static;max-height:none;overflow-y:visible;display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.detail-section{padding:var(--spacing-2xl) 0}.detail-productivity-grid,.detail-similar-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.detail-body{padding:0 var(--spacing-md) var(--spacing-2xl)}.detail-section{padding:var(--spacing-lg) 0}.detail-section 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var(--color-border);padding-left:var(--spacing-lg)}.news-timeline-item{display:flex;gap:var(--spacing-lg);position:relative}.news-timeline-dot{width:12px;height:12px;background:var(--color-primary);border-radius:50%;margin-top:6px;flex-shrink:0;position:absolute;left:calc(-1 * var(--spacing-lg) - 7px);z-index:1;border:2px solid var(--card-solid-bg)}.news-timeline-content{flex:1}.news-timeline-title{font-size:var(--font-size-subtitle);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin-bottom:var(--spacing-md);line-height:1.4}.news-timeline-title a{color:inherit;text-decoration:none}.news-timeline-title a:hover{color:var(--color-primary)}.news-timeline-body{font-size:var(--font-size-body);color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--spacing-md)}.news-timeline-source{font-size:var(--font-size-caption);color:var(--color-text-tertiary)}.article-body{width:100%;padding:0}.article-layout{display:grid;grid-template-columns:1fr 320px;gap:var(--gap-2xl);max-width:var(--container-max-width);margin:0 auto var(--spacing-2xl);padding:0}.article-layout--full{grid-template-columns:1fr}.article-content img{max-width:100%;-moz-box-sizing:border-box;box-sizing:border-box}.article-main{display:flex;flex-direction:column;gap:var(--gap-2xl)}.plan-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--spacing-md)}.plan-list.is-hot .plan-list-item{padding-left:1.5rem;position:relative}.plan-rank{position:absolute;left:0;top:50%;transform:translateY(-50%);width:2rem;height:2rem;display:flex;align-items:center;justify-content:center;font-size:var(--font-size-body);font-weight:var(--font-weight-semibold);color:var(--color-text-tertiary);background:var(--color-bg-tertiary);border-radius:var(--radius-md)}.plan-rank--1{background:linear-gradient(135deg,gold,orange);color:#fff}.plan-rank--2{background:linear-gradient(135deg,silver,#a0a0a0);color:#fff}.plan-rank--3{background:linear-gradient(135deg,#cd7f32,#b87333);color:#fff}.plan-list-item{display:block;padding:var(--spacing-lg);border:1px solid var(--color-border-light);border-radius:var(--radius-lg);background:var(--color-bg-secondary);text-decoration:none;transition:all var(--transition-fast)}.plan-list-item:hover{border-color:var(--color-primary-light);box-shadow:var(--shadow-sm)}.plan-top{display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-md);margin-bottom:var(--spacing-sm)}.plan-name{font-size:var(--font-size-h4);font-weight:var(--font-weight-semibold);color:var(--color-text-primary);margin:0;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.plan-metrics{display:flex;align-items:center;gap:var(--spacing-md);flex-shrink:0}.plan-metric{display:flex;align-items:center;gap:.25rem;font-size:var(--font-size-caption);color:var(--color-text-tertiary)}.plan-metric svg{width:14px;height:14px;flex-shrink:0}.plan-desc{font-size:var(--font-size-body);color:var(--color-text-secondary);margin:0 0 var(--spacing-sm);line-height:var(--line-height-relaxed);display:-webkit-box;line-clamp:2;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.plan-updated{font-size:var(--font-size-caption);color:var(--color-text-tertiary)}.category-section{margin-bottom:var(--spacing-3xl)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-lg)}.category-title{font-size:var(--font-size-h2);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin:0}.category-title a{color:inherit;text-decoration:none;transition:color var(--transition-fast)}.category-title a:hover{color:var(--color-primary)}.category-count{font-size:var(--font-size-caption);color:var(--color-text-tertiary);background:var(--color-bg-tertiary);padding:.25rem .75rem;border-radius:var(--radius-full)}.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg);width:100%;grid-auto-flow:row}.plan-grid-2col{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg);width:100%;grid-auto-flow:row}.plan-rank{position:absolute;top:0;left:0;width:34px;height:34px;color:var(--color-neutral-0);font-size:var(--font-size-caption);font-weight:var(--font-weight-semibold);display:flex;align-items:flex-start;justify-content:flex-start;padding:4px 0 0 6px;border-top-left-radius:var(--radius-md);overflow:hidden;isolation:isolate}.plan-rank:before{content:"";position:absolute;inset:0;clip-path:polygon(0 0,100% 0,0 100%);background:var(--color-neutral-400);z-index:-1}.plan-rank--1:before{background:#ef4444}.plan-rank--2:before{background:#f59e0b}.plan-rank--3:before{background:#10b981}.plan-card{position:relative}.plan-grid-2col.is-hot 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var(--spacing-md);background:var(--color-bg-primary)}.login-container{width:100%;max-width:420px}.login-card{background:var(--color-bg-secondary);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);padding:var(--spacing-2xl)}.login-header{text-align:center;margin-bottom:var(--spacing-xl)}.login-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--spacing-xs)}.login-subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.login-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.form-field{display:flex;flex-direction:column;gap:var(--spacing-xs)}.form-field-label{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.form-field input[type=email],.form-field input[type=password],.form-field input[type=text]{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-base);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-secondary);color:var(--color-text-primary);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-field input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #58a6ff26}.form-field input::placeholder{color:var(--color-text-tertiary)}.form-field--checkbox{flex-direction:row;align-items:center;justify-content:space-between}.checkbox-label{display:flex;align-items:center;gap:var(--spacing-xs);font-size:var(--font-size-sm);color:var(--color-text-secondary);cursor:pointer}.checkbox-label input[type=checkbox]{width:16px;height:16px;cursor:pointer}.forgot-link{font-size:var(--font-size-sm);color:var(--color-primary);transition:color var(--transition-fast)}.forgot-link:hover{color:var(--color-primary-dark)}.btn--block{width:100%}.login-divider{display:flex;align-items:center;margin:var(--spacing-lg) 0}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--color-border)}.login-divider span{padding:0 var(--spacing-md);font-size:var(--font-size-sm);color:var(--color-text-tertiary)}.social-login{display:flex;flex-direction:column;gap:var(--spacing-sm)}.btn--google{background:var(--color-bg-secondary);color:var(--color-text-primary);border:1px solid var(--color-border);padding:var(--spacing-sm) var(--spacing-md);font-size:var(--font-size-base);font-weight:var(--font-weight-medium)}.btn--google:hover{background:var(--color-bg-tertiary)}.btn--google svg{margin-right:var(--spacing-sm)}.login-footer{text-align:center;margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--color-border)}.login-footer p{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.login-footer a{color:var(--color-primary);font-weight:var(--font-weight-medium);transition:color var(--transition-fast)}.login-footer a:hover{color:var(--color-primary-dark)}.alert{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);margin-bottom:var(--spacing-md)}.alert--info{background:#eff6ff;color:#2563eb;border:1px solid #bfdbfe}.alert--warning{background:#fffbeb;color:#d97706;border:1px solid #fde68a}.alert--error{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}.alert--success{background:#f0fdf4;color:#16a34a;border:1px solid #bbf7d0}.alert-flex{display:flex;gap:var(--spacing-md)}.login-type-tabs{display:flex;gap:var(--spacing-xs);margin-bottom:var(--spacing-lg);background:var(--color-bg-tertiary);padding:var(--spacing-xs);border-radius:var(--radius-md)}.login-type-tab{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:none;background:transparent;color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast)}.login-type-tab:hover{color:var(--color-text-primary)}.login-type-tab.active{background:var(--color-bg-secondary);color:var(--color-primary);box-shadow:var(--shadow-sm)}