@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--radius-md:.375rem;--radius-lg:.5rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fixed{position:fixed}.relative{position:relative}.hidden{display:none}.table{display:table}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--ink:#171719;--muted:#6f7075;--quiet:#9a9ba0;--line:#e7e7ea;--surface:#fff;--wash:#f6f6f8;--green:#0b8769;--green-dark:#08664f;--green-soft:#e8f6f1;--red:#b42318;--red-soft:#fff1f0;--amber:#a15c00;--amber-soft:#fff6e8;--radius-lg:24px;--radius-md:16px;--radius-sm:10px;--shadow:0 16px 48px #1111130f}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--surface);color:var(--ink);letter-spacing:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit;letter-spacing:0}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%}main{min-height:70vh}.shell{width:min(1120px,100% - 48px);margin-inline:auto}.reading-shell{width:min(760px,100% - 48px);margin-inline:auto}.page-section{padding:112px 0}.page-section.compact{padding:72px 0}.page-section.tint{background:var(--wash)}.section-head{justify-content:space-between;align-items:end;gap:32px;margin-bottom:48px;display:flex}.section-head h2{max-width:720px;margin:0;font-size:clamp(32px,4vw,52px);font-weight:700;line-height:1.12}.section-head p{max-width:640px;color:var(--muted);margin:12px 0 0;font-size:18px}.section-link{color:var(--green-dark);white-space:nowrap;font-weight:650}.eyebrow{color:var(--green-dark);align-items:center;gap:8px;margin-bottom:22px;font-size:14px;font-weight:700;display:inline-flex}.eyebrow:before{content:"";background:var(--green);border-radius:50%;width:7px;height:7px}.muted{color:var(--muted)}.accent{color:var(--green)}.site-header{z-index:50;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffeb;border-bottom:1px solid #e7e7eae6;position:sticky;top:0}.header-inner{justify-content:space-between;align-items:center;gap:28px;min-height:68px;display:flex}.brand{white-space:nowrap;align-items:center;gap:10px;font-weight:750;display:inline-flex}.brand-mark{background:var(--green);color:#fff;border-radius:11px;place-items:center;width:36px;height:36px;display:inline-grid}.main-nav{color:var(--muted);align-items:center;gap:30px;font-size:14px;display:flex}.main-nav a{transition:color .2s}.main-nav a:hover,.main-nav a.active{color:var(--ink)}.header-actions{align-items:center;gap:18px;display:flex}.quiet-link{color:var(--muted);font-size:14px}.button{cursor:pointer;border:0;border-radius:999px;justify-content:center;align-items:center;gap:9px;min-height:48px;padding:0 24px;font-weight:700;transition:transform .2s,background .2s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-dark{background:var(--ink);color:#fff}.button-green{background:var(--green);color:#fff}.button-light{background:var(--wash);color:var(--ink);border:1px solid var(--line)}.button-danger{background:var(--red);color:#fff}.button-small{min-height:40px;padding:0 18px;font-size:14px}.button-block{width:100%}.icon-button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:50%;place-items:center;width:44px;height:44px;display:inline-grid}.menu-button{display:none}.hero{padding:104px 0 120px;overflow:hidden}.hero-grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:84px;display:grid}.hero h1{max-width:680px;margin:0;font-size:clamp(52px,6.3vw,84px);font-weight:760;line-height:1.03}.hero-copy{max-width:640px;color:var(--muted);margin:26px 0 40px;font-size:20px;line-height:1.75}.hero-media{aspect-ratio:1.05;background:var(--green-soft);border-radius:28px;position:relative;overflow:hidden}.hero-media img{object-fit:cover}.hero-media:after{content:"低风险小维保 · 安全分级";color:var(--green-dark);background:#ffffffe6;border-radius:999px;padding:10px 14px;font-size:13px;font-weight:700;position:absolute;bottom:24px;left:24px}.english-hero .hero-media:after{content:"Low-risk maintenance · safety graded"}.hero-visual-stack{gap:16px;min-width:0;display:grid}.hero-vehicle-selector{border:1px solid var(--line);background:#fff;border-radius:18px;padding:18px}.vehicle-selector-title{align-items:center;gap:10px;margin-bottom:14px;display:flex}.vehicle-selector-title>svg{color:var(--green)}.vehicle-selector-title strong,.vehicle-selector-title span{display:block}.vehicle-selector-title strong{font-size:14px}.vehicle-selector-title span{color:var(--muted);font-size:11px}.vehicle-selector-controls{grid-template-columns:repeat(3,minmax(0,1fr)) 44px;gap:8px;display:grid}.vehicle-selector-controls label{min-width:0}.vehicle-selector-controls label>span{color:var(--quiet);margin:0 0 4px 4px;font-size:10px;display:block}.vehicle-selector-controls select{border:1px solid var(--line);background:var(--wash);width:100%;min-height:44px;color:var(--ink);border-radius:10px;outline:0;padding:0 9px}.vehicle-selector-controls select:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--green-soft)}.vehicle-selector-controls button{background:var(--ink);color:#fff;cursor:pointer;border:0;border-radius:10px;align-self:end;place-items:center;width:44px;height:44px;display:grid}.diagnosis-box{border:1px solid var(--line);max-width:700px;box-shadow:var(--shadow);background:#fff;border-radius:22px;padding:24px}.diagnosis-box textarea{resize:none;width:100%;min-height:106px;color:var(--ink);border:0;outline:0;padding:0;font-size:18px;line-height:1.65}.diagnosis-actions{justify-content:space-between;align-items:center;gap:16px;margin-top:12px;display:flex}.input-tools{gap:8px;display:flex}.tool-button{background:var(--wash);min-height:42px;color:var(--muted);cursor:pointer;border:0;border-radius:999px;align-items:center;gap:7px;padding:0 14px;display:inline-flex}.quick-row{color:var(--quiet);flex-wrap:wrap;align-items:center;gap:9px;margin-top:22px;font-size:14px;display:flex}.quick-chip{border:1px solid var(--line);background:var(--wash);color:var(--muted);cursor:pointer;border-radius:999px;padding:8px 14px}.hero-links{flex-wrap:wrap;gap:22px;margin-top:22px;display:flex}.hero-links a{color:var(--green-dark);font-size:14px;font-weight:700}.guided-diagnosis{background:var(--wash)}.diagnosis-preview-grid{grid-template-columns:.9fr 1.1fr;gap:24px;display:grid}.diagnosis-steps,.example-result{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;min-width:0;padding:48px}.diagnosis-steps h2{margin:0 0 36px;font-size:28px}.diagnosis-steps ol{margin:0;padding:0;list-style:none}.diagnosis-steps li{grid-template-columns:44px 1fr;gap:18px;min-height:92px;display:grid;position:relative}.diagnosis-steps li:not(:last-child):after{content:"";background:var(--line);width:1px;position:absolute;top:44px;bottom:0;left:21px}.diagnosis-steps li>span{z-index:1;background:var(--wash);width:44px;height:44px;color:var(--muted);border-radius:50%;place-items:center;font-weight:700;display:grid;position:relative}.diagnosis-steps li.active>span{background:var(--ink);color:#fff}.diagnosis-steps li strong{font-size:18px;display:block}.diagnosis-steps li p{color:var(--muted);margin:2px 0 0;font-size:14px}.example-tag{background:var(--wash);color:var(--muted);border-radius:999px;padding:7px 12px;font-size:12px;display:inline-flex}.example-result h3{margin:22px 0 20px;font-size:34px}.example-label{color:var(--quiet);margin:0 0 14px;font-size:13px}.confidence-list{gap:16px;display:grid}.confidence-row>div{justify-content:space-between;gap:20px;font-size:14px;display:flex}.confidence-bar{background:var(--wash);border-radius:999px;height:7px;margin-top:8px;display:block;overflow:hidden}.confidence-bar b{border-radius:inherit;background:var(--green);height:100%;display:block}.example-more{color:var(--green-dark);justify-content:flex-end;align-items:center;gap:5px;margin:18px 0 28px;font-size:13px;font-weight:700;display:flex}.example-facts{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.example-facts>div{padding:18px 14px 18px 0}.example-facts span,.example-facts strong{display:block}.example-facts span{color:var(--quiet);margin-bottom:3px;font-size:12px}.example-facts strong{align-items:center;gap:6px;min-height:24px;font-size:14px;display:flex}.example-action{margin-top:28px}.guided-summary{margin-top:82px}.guided-summary>h2{margin:0 0 34px;font-size:40px}.flow-summary-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.flow-summary-grid>div{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;min-height:190px;padding:28px}.flow-summary-grid>div.active{border-color:var(--green)}.flow-summary-grid>div>span{background:var(--green-soft);width:44px;height:44px;color:var(--green-dark);border-radius:12px;place-items:center;display:grid}.flow-summary-grid strong{margin-top:36px;font-size:17px;display:block}.flow-summary-grid p{color:var(--muted);margin:4px 0 0;font-size:13px}.problem-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.problem-tile{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;flex-direction:column;justify-content:space-between;min-height:170px;padding:24px;transition:border-color .2s,transform .2s;display:flex}.problem-tile:hover{border-color:#b9d8ce;transform:translateY(-3px)}.problem-icon{width:42px;height:42px;color:var(--green-dark);background:var(--green-soft);border-radius:12px;place-items:center;display:grid}.problem-tile h3{margin:28px 0 4px;font-size:18px}.problem-tile p{color:var(--muted);margin:0;font-size:14px}.tutorial-grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.tutorial-card{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;min-width:0;overflow:hidden}.tutorial-image{aspect-ratio:1.42;background:var(--wash);display:block;position:relative;overflow:hidden}.tutorial-image img{object-fit:cover;transition:transform .4s}.tutorial-card:hover .tutorial-image img{transform:scale(1.025)}.demo-flag{color:var(--amber);background:#ffffffeb;border-radius:999px;padding:6px 9px;font-size:12px;font-weight:700;position:absolute;top:14px;left:14px}.tutorial-card-body{padding:22px}.eyebrow-row{color:var(--green-dark);justify-content:space-between;gap:12px;font-size:12px;font-weight:700;display:flex}.tutorial-card h3{margin:12px 0 10px;font-size:20px;line-height:1.35}.tutorial-card p{-webkit-line-clamp:2;min-height:47px;color:var(--muted);-webkit-box-orient:vertical;margin:0;font-size:14px;display:-webkit-box;overflow:hidden}.card-meta{min-height:38px;color:var(--muted);align-items:center;gap:12px;margin-top:20px;font-size:13px;display:flex}.card-meta>span:not(.diy-badge){align-items:center;gap:5px;display:inline-flex}.card-arrow{border:1px solid var(--line);border-radius:50%;place-items:center;width:36px;height:36px;margin-left:auto;display:grid}.diy-badge{white-space:nowrap;border-radius:999px;align-items:center;gap:6px;width:fit-content;padding:6px 10px;font-size:12px;font-weight:700;display:inline-flex}.diy-badge.home{color:var(--green-dark);background:var(--green-soft)}.diy-badge.tools{color:var(--amber);background:var(--amber-soft)}.diy-badge.shop{color:var(--red);background:var(--red-soft)}.page-hero{padding:96px 0 72px}.page-hero h1{max-width:840px;margin:0;font-size:clamp(44px,6vw,72px);line-height:1.08}.page-hero p{max-width:720px;color:var(--muted);margin:24px 0 0;font-size:19px}.crumbs{color:var(--muted);flex-wrap:wrap;gap:8px;margin-bottom:24px;font-size:13px;display:flex}.crumbs a:hover{color:var(--ink)}.field{gap:8px;display:grid}.field label{font-size:14px;font-weight:700}.input,.select,.textarea{border:1px solid var(--line);background:#fff;border-radius:12px;outline:0;width:100%;min-height:48px;padding:12px 14px}.textarea{resize:vertical;min-height:128px}.input:focus,.select:focus,.textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--green-soft)}.form-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.notice{background:var(--green-soft);color:var(--green-dark);border-radius:14px;padding:18px 20px}.notice.warning{background:var(--amber-soft);color:var(--amber)}.notice.danger{background:var(--red-soft);color:var(--red);border-left:4px solid var(--red)}.site-footer{border-top:1px solid var(--line);background:var(--wash);padding:72px 0 24px}.footer-grid{grid-template-columns:2fr 1fr 1fr 1.4fr;gap:60px;display:grid}.footer-grid h3{margin:0 0 16px;font-size:14px}.footer-grid a,.footer-grid p{color:var(--muted);margin:0 0 10px;font-size:13px;display:block}.footer-brand{margin-bottom:18px}.footer-bottom{border-top:1px solid var(--line);color:var(--quiet);justify-content:space-between;gap:24px;margin-top:54px;padding-top:20px;font-size:12px;display:flex}.search-toolbar{grid-template-columns:1fr 240px 180px;gap:12px;margin-bottom:20px;display:grid}.search-field,.filter-field{border:1px solid var(--line);background:#fff;border-radius:13px;align-items:center;gap:10px;min-height:52px;padding:0 16px;display:flex}.search-field input,.filter-field select{background:0 0;border:0;outline:0;flex:1;min-width:0}.level-select{min-height:52px}.result-count{color:var(--muted);margin-bottom:28px}.empty-state{text-align:center;border:1px solid var(--line);border-radius:var(--radius-lg);padding:84px 24px}.empty-state h2{margin:0;font-size:30px}.empty-state p{color:var(--muted);margin:10px 0 24px}.tutorial-list-grid{margin-top:32px}.tutorial-demo-notice{margin-bottom:32px}.parts-grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.part-card{border:1px solid var(--line);border-radius:var(--radius-md);background:#fff;overflow:hidden}.part-thumb{aspect-ratio:1.35;background:#fff;position:relative}.part-thumb img{object-fit:cover}.part-content{padding:24px}.part-kicker{color:var(--green-dark);align-items:center;gap:6px;font-size:12px;font-weight:700;display:flex}.part-content h2{margin:12px 0 8px;font-size:21px}.part-content>p{min-height:44px;color:var(--muted);margin:0;font-size:13px}.part-price{justify-content:space-between;align-items:end;gap:12px;margin:24px 0 18px;display:flex}.part-price strong{font-size:28px}.part-price span{color:var(--quiet);font-size:12px}.tool-kit-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.tool-kit{border:1px solid var(--line);border-radius:var(--radius-md);padding:32px}.tool-kit h2{margin:26px 0 5px;font-size:23px}.tool-kit>p{color:var(--muted);margin:0}.tool-kit ul{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0;padding:22px 0;list-style:none}.tool-kit li{color:var(--muted);align-items:center;gap:9px;margin:9px 0;display:flex}.tool-kit li svg{color:var(--green)}.safety-strip{border-radius:var(--radius-md);background:var(--red-soft);color:var(--red);align-items:center;gap:18px;margin-top:48px;padding:28px;display:flex}.safety-strip strong{display:block}.safety-strip p{margin:3px 0 0}.discussion-list{border-radius:var(--radius-md);background:#fff}.discussion-row{border-bottom:1px solid var(--line);grid-template-columns:48px 1fr;gap:18px;padding:30px;display:grid}.discussion-row:last-child{border-bottom:0}.avatar{background:var(--green-soft);width:44px;height:44px;color:var(--green-dark);border-radius:50%;place-items:center;font-weight:750;display:grid}.discussion-meta{color:var(--quiet);font-size:12px}.discussion-row h2{margin:6px 0;font-size:19px}.discussion-row p{color:var(--muted);margin:0}.discussion-stats{color:var(--muted);gap:18px;margin-top:12px;font-size:13px;display:flex}.discussion-stats span{align-items:center;gap:5px;display:flex}.diagnose-page{background:var(--wash);min-height:78vh;padding:72px 0 112px}.diagnosis-layout{max-width:900px;margin:0 auto}.flow-progress{grid-template-columns:repeat(4,1fr);margin:0 0 28px;padding:0;list-style:none;display:grid}.flow-progress li{color:var(--quiet);align-items:center;gap:10px;font-size:13px;display:flex;position:relative}.flow-progress li:after{content:"";background:var(--line);height:1px;position:absolute;top:15px;left:36px;right:10px}.flow-progress li:last-child:after{display:none}.flow-progress li span{z-index:1;background:#eaeaed;border-radius:50%;place-items:center;width:30px;height:30px;display:grid;position:relative}.flow-progress li.active{color:var(--ink)}.flow-progress li.active span{background:var(--ink);color:#fff}.flow-progress li.active:after{background:var(--green)}.flow-panel{border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);background:#fff;padding:52px}.flow-panel h1{margin:0;font-size:clamp(34px,5vw,50px);line-height:1.15}.flow-panel>p{color:var(--muted);margin:12px 0 30px;font-size:17px}.diagnosis-textarea{resize:vertical;border:1px solid var(--line);border-radius:var(--radius-md);outline:0;width:100%;min-height:180px;padding:20px;font-size:18px;line-height:1.7}.diagnosis-textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px var(--green-soft)}.char-count{text-align:right;color:var(--quiet);pointer-events:none;margin-top:-30px;padding-right:16px;font-size:12px}.attachment-row{gap:10px;margin-top:28px;display:flex}.diagnosis-note{gap:10px;margin-top:18px;font-size:13px;display:flex}.flow-next{width:100%;margin-top:24px}.form-message{color:var(--amber);font-size:13px}.recognized-symptom{background:var(--wash);border-radius:16px;padding:24px;font-size:22px;font-weight:700}.mode-label{margin:10px 0 30px!important;font-size:12px!important}.flow-subtitle{margin:32px 0 16px;font-size:21px}.cause-list{border-top:1px solid var(--line)}.cause-row{border-bottom:1px solid var(--line);grid-template-columns:1fr 60px;gap:16px;padding:22px 0;display:grid;position:relative}.cause-row p{color:var(--muted);margin:4px 0 0;font-size:14px}.cause-row>span{text-align:right;font-weight:750}.cause-row i{background:var(--wash);border-radius:99px;grid-column:1/-1;height:5px;overflow:hidden}.cause-row i b{border-radius:inherit;background:var(--green);height:100%;display:block}.flow-actions{justify-content:space-between;gap:12px;margin-top:28px;display:flex}.vehicle-choice-grid{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.vehicle-choice-grid button{border:1px solid var(--line);cursor:pointer;text-align:left;background:#fff;border-radius:14px;flex-direction:column;align-items:start;min-height:112px;padding:18px;display:flex;position:relative}.vehicle-choice-grid button:hover,.vehicle-choice-grid button.selected{border-color:var(--green);background:var(--green-soft)}.vehicle-choice-grid button span,.vehicle-choice-grid button small{color:var(--muted)}.vehicle-choice-grid button strong{font-size:20px}.vehicle-choice-grid button svg{color:var(--green);position:absolute;top:16px;right:16px}.diagnosis-fitment-fields{border-top:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:32px;padding-top:32px;display:grid}.stop-card{text-align:center;border-radius:var(--radius-lg);background:#fff;border:1px solid #f0c8c4;max-width:760px;margin:60px auto;padding:64px}.stop-card>svg,.stop-card>span{color:var(--red)}.stop-card>span{margin:12px 0;font-weight:700;display:block}.stop-card h1{margin:0;font-size:44px}.stop-card p{max-width:580px;color:var(--muted);margin:20px auto 30px}.stop-actions{justify-content:center;gap:12px;display:flex}.result-heading{justify-content:space-between;align-items:end;gap:24px;padding:48px 0;display:flex}.result-heading h1{margin:0;font-size:52px}.result-heading p{max-width:660px;color:var(--muted)}.risk-chip{white-space:nowrap;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700}.risk-chip.low{color:var(--green-dark);background:var(--green-soft)}.risk-chip.medium{color:var(--amber);background:var(--amber-soft)}.cause-summary{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;grid-template-columns:repeat(3,1fr);display:grid}.cause-summary>div{border-right:1px solid var(--line);min-height:190px;padding:26px;position:relative}.cause-summary>div:last-child{border-right:0}.cause-summary span{color:var(--green);font-weight:750}.cause-summary strong{margin:24px 0 6px;font-size:19px;display:block}.cause-summary p{color:var(--muted);margin:0;font-size:13px}.cause-summary b{position:absolute;top:26px;right:26px}.result-tutorial-head{margin-top:64px}.restart-button{margin-top:32px}.tutorial-hero{border-bottom:1px solid var(--line);padding:86px 0 64px}.tutorial-hero h1{max-width:940px;margin:0;font-size:clamp(44px,6vw,74px);line-height:1.08}.tutorial-hero>.shell>p{max-width:760px;color:var(--muted);margin:24px 0;font-size:19px}.hero-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:16px;font-size:13px;display:flex}.hero-meta>span:not(.diy-badge){align-items:center;gap:5px;display:flex}.spec-strip{border-bottom:1px solid var(--line);grid-template-columns:repeat(5,1fr);display:grid}.spec-strip>div{border-right:1px solid var(--line);flex-direction:column;justify-content:center;min-height:138px;padding:28px 20px;display:flex}.spec-strip>div:last-child{border-right:0}.spec-strip svg,.spec-year{color:var(--green);margin-bottom:9px}.spec-strip span:not(.spec-year){color:var(--muted);font-size:12px}.spec-strip strong{font-size:15px}.spec-year{font-weight:800}.tutorial-two-col{grid-template-columns:1fr 300px;align-items:start;gap:100px;display:grid}.article-title{margin:0 0 20px;font-size:clamp(30px,4vw,46px);line-height:1.16}.article-intro{color:var(--muted);margin:-6px 0 48px;font-size:18px}.symptom-list{flex-wrap:wrap;gap:9px;margin:28px 0;display:flex}.symptom-list span{background:var(--green-soft);color:var(--green-dark);border-radius:999px;padding:8px 13px;font-size:13px;font-weight:700}.cause-table>div{border-bottom:1px solid var(--line);grid-template-columns:34px 1fr 150px 42px;align-items:center;gap:12px;padding:17px 0;display:grid}.cause-table span{color:var(--green);font-weight:750}.cause-table i{background:var(--wash);border-radius:99px;height:5px;overflow:hidden}.cause-table i b{background:var(--green);height:100%;display:block}.cause-table em{font-style:normal;font-weight:700}.cost-compare{border:1px solid var(--line);border-radius:var(--radius-md);padding:28px}.cost-compare>span{color:var(--muted);font-size:13px}.cost-compare>strong{margin-top:12px;font-size:25px;display:block}.cost-compare>p{color:var(--muted);margin:3px 0 20px}.cost-compare>div{background:var(--green-soft);color:var(--green-dark);border-radius:12px;padding:16px}.cost-compare>div b{font-size:22px}.cost-compare>small{color:var(--quiet);margin-top:14px;display:block}.check-list{border-top:1px solid var(--line);margin-top:34px}.check-list>div{border-bottom:1px solid var(--line);grid-template-columns:36px 1fr auto;align-items:center;padding:20px 0;display:grid}.check-list span{color:var(--green)}.check-list small{color:var(--muted)}.steps-section{padding:112px 0 0}.tutorial-step{border-top:1px solid var(--line);padding:72px 0}.tutorial-step:nth-child(odd){background:var(--wash)}.step-heading{grid-template-columns:74px 1fr;gap:20px;margin-bottom:30px;display:grid}.step-heading>span{color:var(--green);font-size:36px;font-weight:750}.step-heading h3{margin:0;font-size:31px}.step-heading p{color:var(--muted);margin:7px 0 0;font-size:18px}.step-image{aspect-ratio:1.48;border-radius:var(--radius-md);background:#ececef;position:relative;overflow:hidden}.step-image img{object-fit:cover}.step-note{border-left:3px solid var(--green);background:var(--green-soft);grid-template-columns:70px 1fr;gap:16px;margin-top:20px;padding:18px 20px;display:grid}.step-note p{color:var(--green-dark);margin:0}.content-grid{grid-template-columns:repeat(2,1fr);gap:90px;display:grid}.video-card{border-top:1px solid var(--line);grid-template-columns:220px 1fr;align-items:center;gap:22px;padding-top:24px;display:grid}.video-thumb{aspect-ratio:1.3;background:#ddd;border-radius:12px;position:relative;overflow:hidden}.video-thumb img{object-fit:cover}.video-thumb span{color:#fff;background:#000000b8;border-radius:7px;padding:5px 8px;font-size:11px;position:absolute;bottom:10px;left:10px}.video-card small{color:var(--green-dark)}.video-card h3{margin:6px 0}.video-card p{color:var(--muted);margin:0 0 12px;font-size:13px}.video-card .section-link{align-items:center;gap:5px;font-size:13px;display:inline-flex}.mistake-list{margin:22px 0 0;padding:0;list-style:none}.mistake-list li{border-bottom:1px solid var(--line);grid-template-columns:34px 1fr;align-items:center;padding:16px 0;display:grid}.mistake-list span{color:var(--red);font-weight:750}.part-tier-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.part-tier-grid article{border:1px solid var(--line);border-radius:var(--radius-md);padding:28px;position:relative}.part-tier-grid article.recommended{border-color:var(--green)}.part-tier-grid article>span:first-child:not(.recommend-label){color:var(--muted);font-size:13px}.part-tier-grid h3{min-height:54px;margin:16px 0 26px;font-size:20px}.part-tier-grid p{align-items:baseline;gap:8px;display:flex}.part-tier-grid p strong{font-size:32px}.part-tier-grid del{color:var(--quiet)}.part-tier-grid small{color:var(--muted);margin-bottom:16px;display:block}.recommend-label{background:var(--green);color:#fff;border-radius:999px;padding:5px 10px;font-size:12px;font-weight:700;position:absolute;top:-13px;right:18px}.safety-boundary{gap:16px;margin-top:36px;display:flex}.safety-boundary p{margin:3px 0 0}.related-links{border-top:1px solid var(--line)}.related-links a{border-bottom:1px solid var(--line);gap:10px;padding:17px 0;display:flex}.related-links span{color:var(--green)}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-item button{text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:28px 1fr 24px;align-items:center;gap:8px;width:100%;padding:18px 0;display:grid}.faq-item button>span{color:var(--green);font-weight:750}.faq-item button svg{transition:transform .2s}.faq-item button svg.rotated{transform:rotate(180deg)}.faq-item p{color:var(--muted);margin:-4px 32px 18px 36px}.community-summary{border:1px solid var(--line);border-radius:var(--radius-md);grid-template-columns:1fr 1fr;display:grid;overflow:hidden}.community-summary>div{border-right:1px solid var(--line);padding:26px}.community-summary>div strong{font-size:44px;display:block}.community-summary>div>span{color:var(--green);display:flex}.community-summary p{color:var(--muted);margin:3px 0 0;font-size:13px}.helpful-button{cursor:pointer;background:#fff;border:0;flex-direction:column;justify-content:center;align-items:center;gap:5px;font-weight:700;display:flex}.helpful-button svg{color:var(--green)}.helpful-button small{color:var(--muted);font-weight:400}.helpful-button.active{background:var(--green-soft);color:var(--green-dark)}.rating-row{border-bottom:1px solid var(--line);align-items:center;gap:7px;padding:28px 0;display:flex}.rating-row>span{margin-right:8px;font-weight:700}.rating-row button{color:var(--green);cursor:pointer;background:0 0;border:0;padding:2px}.rating-row small{color:var(--muted);margin-left:auto}.comment{border-bottom:1px solid var(--line);grid-template-columns:44px 1fr;gap:14px;padding:26px 0;display:grid}.comment-head{justify-content:space-between;gap:18px;display:flex}.comment-head span{color:var(--quiet);font-size:12px}.comment p{color:var(--muted)}.comment button{color:var(--muted);background:0 0;border:0;align-items:center;gap:5px;padding:0;display:flex}.comment-form{border-radius:var(--radius-md);background:var(--wash);grid-template-columns:36px 1fr;gap:14px;margin-top:32px;padding:28px;display:grid}.comment-form h3{margin:0}.comment-form p{color:var(--muted);margin:4px 0 16px;font-size:13px}.comment-form textarea{border:1px solid var(--line);resize:vertical;border-radius:12px;width:100%;min-height:110px;padding:14px}.comment-form>div>div{gap:10px;margin-top:12px;display:flex}.compact-part-hero{padding-bottom:36px}.fitment-layout{border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff;grid-template-columns:1fr 1fr;display:grid;overflow:hidden}.fitment-media{background:#fff;flex-direction:column;justify-content:center;align-items:center;min-height:620px;display:flex;position:relative}.fitment-media>span{color:var(--muted);font-size:13px;position:absolute;top:24px;left:24px}.fitment-media img{object-fit:cover;width:100%;height:100%}.fitment-panel{border-left:1px solid var(--line);padding:48px}.fitment-panel h1{margin:0;font-size:40px;line-height:1.2}.fitment-panel>p{color:var(--muted);margin:12px 0 24px}.tier-tabs{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:28px;display:grid}.tier-tabs button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:10px;min-height:66px;padding:10px}.tier-tabs button strong{display:block}.tier-tabs button.active{border-color:var(--green);background:var(--green-soft);color:var(--green-dark)}.fitment-panel .field{margin-top:16px}.fitment-panel .notice{margin:18px 0}.fit-ok{align-items:center;gap:8px;display:flex}.button.disabled{opacity:.55;cursor:not-allowed}.affiliate-note{text-align:center;color:var(--quiet);margin-top:10px;display:block}.parameter-list{border-top:1px solid var(--line)}.parameter-list>div{border-bottom:1px solid var(--line);grid-template-columns:30px 100px 1fr;align-items:center;gap:12px;padding:18px 0;display:grid}.parameter-list svg{color:var(--green)}.parameter-list span{color:var(--muted)}.tutorial-back{margin-top:22px}.vehicle-hero{background:var(--wash);padding:80px 0}.vehicle-hero-grid{grid-template-columns:1fr 1fr;align-items:end;gap:80px;display:grid}.vehicle-hero h1{margin:0;font-size:72px;line-height:1}.vehicle-hero p{color:var(--muted);margin:20px 0 0}.vehicle-facts{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.vehicle-facts>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;flex-direction:column;justify-content:flex-end;min-height:120px;padding:20px;display:flex}.vehicle-facts span{color:var(--muted);font-size:12px}.year-tabs{gap:8px;display:flex}.year-tabs button{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:999px;padding:10px 16px}.year-tabs button.active{background:var(--ink);color:#fff}.vehicle-notice{margin-top:22px}.auth-page{background:var(--wash);place-items:center;min-height:76vh;padding:80px 24px;display:grid}.login-card{border:1px solid var(--line);border-radius:var(--radius-lg);width:min(460px,100%);box-shadow:var(--shadow);background:#fff;padding:44px}.login-card h1{margin:24px 0 8px;font-size:34px}.login-card>p{color:var(--muted);margin:0 0 28px}.login-card .button{margin-top:16px}.login-message{gap:8px;margin-top:18px;display:flex}.login-safety{border-top:1px solid var(--line);color:var(--muted);gap:9px;margin-top:24px;padding-top:20px;font-size:12px;display:flex}.login-safety svg{color:var(--green);flex:none}.account-grid{grid-template-columns:240px 1fr;gap:40px;display:grid}.account-nav{flex-direction:column;gap:5px;display:flex}.account-nav a{color:var(--muted);border-radius:10px;align-items:center;gap:10px;padding:12px;display:flex}.account-nav a.active{color:var(--ink);background:#fff}.account-nav svg{width:18px}.account-content{gap:24px;display:grid}.account-content>section{border-radius:var(--radius-md);background:#fff;padding:32px}.account-heading{justify-content:space-between;gap:20px;display:flex}.account-heading span,.account-heading p{color:var(--muted)}.account-heading h2{margin:4px 0;font-size:30px}.vehicle-mini-list{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:28px;display:grid}.vehicle-mini-list a{border:1px solid var(--line);border-radius:10px;padding:16px}.vehicle-mini-list span{color:var(--muted);font-size:12px;display:block}.account-content>section>h2{margin:0 0 12px}.account-tutorial{border-bottom:1px solid var(--line);grid-template-columns:24px 1fr;gap:10px;padding:16px 0;display:grid}.account-tutorial svg{color:var(--green)}.account-tutorial span{color:var(--muted);font-size:12px;display:block}.admin-frame{border:1px solid var(--line);width:min(1480px,100% - 32px);min-height:820px;box-shadow:var(--shadow);background:#fbfbfc;border-radius:20px;grid-template-columns:224px 1fr;margin:24px auto 60px;display:grid;overflow:hidden}.admin-sidebar{border-right:1px solid var(--line);background:#fff;flex-direction:column;padding:26px 16px;display:flex}.admin-sidebar>div:first-child{padding:0 10px 20px}.admin-label{color:var(--green-dark);font-size:11px;font-weight:750}.admin-sidebar h2{margin:2px 0;font-size:18px}.admin-sidebar nav{gap:3px;display:grid}.admin-sidebar nav a,.admin-import{min-height:42px;color:var(--muted);border-radius:9px;align-items:center;gap:10px;padding:0 11px;font-size:13px;display:flex}.admin-sidebar nav a.active{background:var(--wash);color:var(--ink);font-weight:700}.admin-sidebar nav svg,.admin-import svg{width:17px}.admin-import{border:1px solid var(--line);margin-top:auto}.admin-sidebar>small{color:var(--quiet);margin:12px 8px 0}.admin-main{min-width:0;padding:40px}.admin-topbar{justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px;display:flex}.admin-topbar>div>span{color:var(--green-dark);font-size:12px;font-weight:700}.admin-topbar h1{margin:4px 0 0;font-size:38px;line-height:1.15}.admin-topbar p{color:var(--muted);margin:7px 0 0}.admin-metrics{grid-template-columns:repeat(4,1fr);gap:12px;display:grid}.admin-metrics>div{border:1px solid var(--line);background:#fff;border-radius:13px;min-height:150px;padding:22px}.admin-metrics svg{color:var(--green)}.admin-metrics span,.admin-metrics small{color:var(--muted);font-size:12px;display:block}.admin-metrics strong{margin:14px 0 2px;font-size:30px;display:block}.admin-columns{grid-template-columns:1.4fr 1fr;gap:16px;margin-top:16px;display:grid}.admin-panel{border:1px solid var(--line);background:#fff;border-radius:13px;padding:24px}.panel-head{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.panel-head h2{margin:0;font-size:18px}.panel-head a{color:var(--green-dark);align-items:center;gap:4px;font-size:12px;display:flex}.admin-list-row{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;padding:14px 0;display:flex}.admin-list-row strong,.admin-list-row span{display:block}.admin-list-row strong{font-size:13px}.admin-list-row>div span{color:var(--muted);font-size:11px}.status{white-space:nowrap;border-radius:999px;width:fit-content;padding:4px 8px;font-size:11px;display:inline-flex}.status.published{color:var(--green-dark);background:var(--green-soft)}.status.draft{color:var(--amber);background:var(--amber-soft)}.review-row{border-bottom:1px solid var(--line);grid-template-columns:24px 1fr;gap:10px;padding:16px 0;display:grid}.review-row svg{color:var(--amber)}.review-row strong,.review-row span{font-size:13px;display:block}.review-row span{color:var(--muted);font-size:11px}.admin-toolbar{gap:9px;margin-bottom:18px;display:flex}.admin-toolbar>label{border:1px solid var(--line);background:#fff;border-radius:10px;flex:1;align-items:center;gap:8px;min-height:44px;padding:0 13px;display:flex}.admin-toolbar input{border:0;outline:0;width:100%}.admin-toolbar .button{border-radius:10px;min-height:44px;padding:0 15px;font-size:12px}.admin-notice{align-items:center;gap:8px;margin-bottom:18px;font-size:13px;display:flex}.admin-table-wrap{border:1px solid var(--line);background:#fff;border-radius:12px;overflow-x:auto}.admin-table{border-collapse:collapse;width:100%;font-size:12px}.admin-table th{background:var(--wash);color:var(--muted);text-align:left;padding:13px 16px}.admin-table td{border-top:1px solid var(--line);white-space:nowrap;padding:16px}.admin-table td:first-child{white-space:normal;min-width:380px}.admin-table td a strong,.admin-table td a span{display:block}.admin-table td a span{color:var(--quiet);font-size:10px}.editor-topbar{justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;display:flex}.editor-topbar>div{align-items:center;gap:10px;display:flex}.editor-topbar a:first-child{color:var(--muted);align-items:center;gap:5px;font-size:12px;display:flex}.editor-topbar small{color:var(--quiet)}.editor-topbar .button{border-radius:9px;min-height:40px;font-size:12px}.editor-message{margin-bottom:16px}.editor-layout{grid-template-columns:minmax(0,1fr) 270px;gap:18px;display:grid}.editor-main{gap:16px;min-width:0;display:grid}.editor-section{border:1px solid var(--line);background:#fff;border-radius:13px;padding:26px}.editor-section>span,.editor-section-head span{color:var(--green-dark);margin-bottom:18px;font-size:12px;font-weight:750;display:block}.editor-section .field{margin-top:15px}.editor-title-input{min-height:58px;font-size:22px;font-weight:700}.rich-editor,.rich-editor-loading{border:1px solid var(--line);border-radius:10px;min-height:180px;overflow:hidden}.rich-editor-loading{color:var(--muted);place-items:center;display:grid}.editor-section-head{justify-content:space-between;align-items:center;gap:18px;display:flex}.editor-section-head span{margin-bottom:2px}.editor-section-head h2{margin:0}.step-editor-list{gap:14px;display:grid}.step-editor{border:1px solid var(--line);background:var(--wash);border-radius:11px;grid-template-columns:46px 180px 1fr;gap:14px;padding:14px;display:grid}.step-editor-handle{color:var(--muted);flex-direction:column;align-items:center;gap:10px;display:flex}.step-editor-handle button{color:var(--red);cursor:pointer;background:0 0;border:0;margin-top:auto;padding:6px}.step-editor-image{background:#ddd;border-radius:9px;min-height:220px;position:relative;overflow:hidden}.step-editor-image img{object-fit:cover}.step-editor-image button{cursor:pointer;background:#ffffffeb;border:0;border-radius:7px;justify-content:center;align-items:center;gap:6px;min-height:36px;display:flex;position:absolute;bottom:9px;left:9px;right:9px}.step-editor-fields{gap:8px;display:grid}.step-editor-fields .textarea{min-height:80px}.attention-input{border-left:3px solid var(--green)}.editor-aside{align-content:start;gap:14px;display:grid}.editor-aside section{border:1px solid var(--line);background:#fff;border-radius:12px;padding:20px}.editor-aside h3{margin:0 0 14px;font-size:14px}.editor-aside label{color:var(--muted);align-items:center;gap:8px;margin:10px 0;font-size:12px;display:flex}.editor-aside p{color:var(--muted);margin:0;font-size:12px}.seo-preview span{color:var(--green-dark);font-size:10px}.seo-preview strong{color:#2355a6;margin:5px 0;font-size:13px;display:block}.seo-preview p{font-size:11px}.collection-list{border:1px solid var(--line);background:#fff;border-radius:12px;overflow:hidden}.collection-list article{border-bottom:1px solid var(--line);grid-template-columns:42px minmax(240px,1.4fr) minmax(170px,1fr) 110px 84px;align-items:center;gap:14px;padding:14px 16px;display:grid}.collection-list article:last-child{border-bottom:0}.collection-icon{background:var(--green-soft);width:38px;height:38px;color:var(--green-dark);border-radius:9px;place-items:center;font-weight:750;display:grid}.collection-list article>div:nth-child(2) strong,.collection-list article>div:nth-child(2) span{display:block}.collection-list article>div:nth-child(2) span,.collection-list article>span:nth-child(3){color:var(--muted);font-size:11px}.collection-list .icon-button{width:36px;height:36px}.collection-actions{gap:6px;display:flex}.resource-editor{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:14px;margin-bottom:22px;padding:28px}.resource-editor-head,.resource-editor-actions{justify-content:space-between;align-items:center;gap:16px;display:flex}.resource-editor-head span{color:var(--green-dark);font-size:12px;font-weight:700}.resource-editor-head h2{margin:3px 0 0}.resource-form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:24px;display:grid}.resource-form-grid .field:has(textarea){grid-column:1/-1}.resource-editor-actions{border-top:1px solid var(--line);justify-content:flex-end;margin-top:24px;padding-top:20px}.media-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.media-grid article{border:1px solid var(--line);background:#fff;border-radius:12px;padding:12px}.media-grid article>div{aspect-ratio:1.25;background:var(--wash);border-radius:8px;position:relative;overflow:hidden}.media-grid img{object-fit:cover}.media-grid strong,.media-grid span{display:block}.media-grid strong{margin-top:11px;font-size:12px}.media-grid span{color:var(--muted);margin-bottom:10px;font-size:10px}.media-grid .button{border-radius:8px;min-height:38px;font-size:11px}.review-count{background:var(--amber-soft);color:var(--amber);border-radius:999px;padding:8px 12px;font-size:12px;font-weight:700}.feedback-queue{gap:12px;display:grid}.feedback-queue article{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:110px 1fr auto;gap:22px;padding:24px;display:grid}.feedback-type{color:var(--amber);flex-direction:column;align-items:start;gap:5px;display:flex}.feedback-type small{color:var(--muted)}.feedback-queue article>div:nth-child(2)>span{color:var(--muted);font-size:11px}.feedback-queue h2{margin:4px 0;font-size:17px}.feedback-queue p{color:var(--muted);margin:0 0 8px}.feedback-queue a{color:var(--green-dark);align-items:center;gap:4px;font-size:11px;display:inline-flex}.feedback-actions{align-items:center;gap:8px;display:flex}.feedback-actions .button{border-radius:9px;min-height:38px;padding:0 14px;font-size:11px}.settings-grid{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.settings-grid .editor-section{align-content:start;display:grid}.setting-check{color:var(--muted);margin-top:18px;font-size:12px}@media (max-width:980px){.desktop-only{display:none}.main-nav{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:16px;flex-direction:column;align-items:stretch;gap:8px;padding:18px;display:none;position:absolute;top:62px;left:24px;right:24px}.main-nav.is-open{display:flex}.main-nav a{padding:10px}.menu-button{display:grid}.hero-grid{grid-template-columns:1fr;gap:60px}.hero-media{width:100%;max-width:720px}.diagnosis-preview-grid{grid-template-columns:1fr}.flow-summary-grid,.problem-grid,.tutorial-grid,.footer-grid{grid-template-columns:repeat(2,1fr)}.search-toolbar{grid-template-columns:1fr 1fr}.search-field{grid-column:1/-1}.parts-grid,.tool-kit-grid{grid-template-columns:repeat(2,1fr)}.tutorial-two-col,.content-grid{gap:54px}.spec-strip{grid-template-columns:repeat(3,1fr)}.spec-strip>div:nth-child(3){border-right:0}.fitment-layout{grid-template-columns:1fr}.fitment-media{min-height:420px}.fitment-panel{border-left:0;border-top:1px solid var(--line)}.admin-frame{grid-template-columns:78px 1fr}.admin-sidebar>div:first-child,.admin-sidebar nav a,.admin-import{justify-content:center}.admin-sidebar h2,.admin-sidebar .admin-label,.admin-sidebar nav a:not(.active),.admin-sidebar nav a.active,.admin-sidebar>small,.admin-import{font-size:0}.admin-sidebar nav a svg,.admin-import svg{width:19px;height:19px}.admin-columns{grid-template-columns:1fr}.admin-metrics{grid-template-columns:repeat(2,1fr)}.editor-layout{grid-template-columns:1fr}.editor-aside{grid-template-columns:repeat(3,1fr)}.media-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:680px){.shell,.reading-shell{width:min(100% - 32px,1120px)}.page-section{padding:76px 0}.page-section.compact{padding:52px 0}.header-inner{min-height:62px}.brand-mark{width:34px;height:34px}.brand>span:last-child{font-size:15px}.header-actions .button{display:none}.hero{padding:64px 0 76px}.hero h1{font-size:48px}.hero-grid{gap:44px}.hero-copy{font-size:17px}.diagnosis-box{border-radius:18px;padding:18px}.diagnosis-actions{flex-direction:column;align-items:stretch}.diagnosis-actions .button{width:100%}.tool-button{font-size:13px}.hero-media{aspect-ratio:.95}.hero-vehicle-selector{padding:16px}.vehicle-selector-controls{grid-template-columns:1fr}.vehicle-selector-controls button{width:100%}.diagnosis-steps,.example-result{padding:28px 22px}.diagnosis-steps h2{font-size:25px}.example-result h3{font-size:30px}.example-facts{grid-template-columns:1fr}.example-facts>div{border-bottom:1px solid var(--line);padding:13px 0}.example-facts>div:last-child{border-bottom:0}.guided-summary{margin-top:58px}.guided-summary>h2{font-size:32px}.flow-summary-grid{grid-template-columns:1fr}.flow-summary-grid>div{min-height:156px}.flow-summary-grid strong{margin-top:24px}.problem-grid,.tutorial-grid,.form-grid{grid-template-columns:1fr}.problem-tile{min-height:142px}.section-head{flex-direction:column;align-items:start;margin-bottom:34px}.section-head h2{font-size:36px}.page-hero{padding:64px 0 52px}.page-hero h1{font-size:44px}.footer-grid{grid-template-columns:1fr;gap:34px}.footer-bottom{flex-direction:column}.search-toolbar,.parts-grid,.tool-kit-grid{grid-template-columns:1fr}.search-field{grid-column:auto}.flow-progress strong{display:none}.flow-progress li:after{left:31px;right:5px}.flow-panel{padding:28px 20px}.attachment-row,.flow-actions,.stop-actions{flex-direction:column}.flow-actions .button,.stop-actions .button{width:100%}.vehicle-choice-grid,.diagnosis-fitment-fields,.cause-summary{grid-template-columns:1fr}.cause-summary>div{border-right:0;border-bottom:1px solid var(--line)}.result-heading{flex-direction:column;align-items:start}.result-heading h1{font-size:40px}.spec-strip{grid-template-columns:repeat(2,1fr)}.spec-strip>div:nth-child(odd){border-right:1px solid var(--line)}.spec-strip>div:nth-child(2n){border-right:0}.tutorial-two-col,.content-grid{grid-template-columns:1fr;gap:52px}.cause-table>div{grid-template-columns:28px 1fr 42px}.cause-table i{grid-column:2/-1}.part-tier-grid{grid-template-columns:1fr}.step-heading{grid-template-columns:52px 1fr}.step-heading h3{font-size:25px}.step-image{aspect-ratio:1.12}.video-card,.community-summary{grid-template-columns:1fr}.community-summary>div{border-right:0;border-bottom:1px solid var(--line)}.rating-row{flex-wrap:wrap}.rating-row small{width:100%;margin-left:0}.comment-form>div>div{flex-direction:column}.comment-form .button{width:100%}.fitment-panel{padding:28px 20px}.fitment-media{min-height:320px}.vehicle-hero-grid{grid-template-columns:1fr;gap:42px}.vehicle-hero h1{font-size:54px}.vehicle-facts{grid-template-columns:1fr}.vehicle-facts>div{min-height:80px}.login-card{padding:30px 22px}.account-grid{grid-template-columns:1fr}.account-nav{flex-direction:row;overflow-x:auto}.account-nav a{white-space:nowrap}.vehicle-mini-list{grid-template-columns:1fr}.account-heading{flex-direction:column}.admin-frame{border:0;border-radius:0;grid-template-columns:1fr;width:100%;margin:0}.admin-sidebar{z-index:20;border-right:0;border-bottom:1px solid var(--line);padding:8px 12px;position:sticky;top:62px;overflow-x:auto}.admin-sidebar>div:first-child,.admin-import,.admin-sidebar>small{display:none}.admin-sidebar nav{min-width:max-content;display:flex}.admin-sidebar nav a,.admin-sidebar nav a.active,.admin-sidebar nav a:not(.active){min-width:42px;padding:0 11px;font-size:0}.admin-main{padding:28px 16px 60px}.admin-topbar{flex-direction:column;align-items:start}.admin-topbar .button{width:100%}.admin-metrics{grid-template-columns:1fr 1fr}.admin-toolbar{flex-wrap:wrap}.admin-toolbar>label{flex-basis:100%}.admin-toolbar .button{flex:1}.editor-topbar{flex-direction:column;align-items:start}.editor-topbar>div:last-child{flex-wrap:wrap;width:100%}.editor-topbar .button{flex:1}.editor-aside{grid-template-columns:1fr}.step-editor{grid-template-columns:34px 1fr}.step-editor-image{grid-column:2;min-height:210px}.step-editor-fields{grid-column:2}.collection-list{overflow-x:auto}.collection-list article{min-width:760px}.media-grid,.settings-grid,.resource-form-grid{grid-template-columns:1fr}.resource-form-grid .field:has(textarea){grid-column:auto}.feedback-queue article{grid-template-columns:1fr}.feedback-actions .button{flex:1}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}