/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--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;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--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!important}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.container{width:100%}@media (width>=40rem){.container{max-width:40rem}}@media (width>=48rem){.container{max-width:48rem}}@media (width>=64rem){.container{max-width:64rem}}@media (width>=80rem){.container{max-width:80rem}}@media (width>=96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.grid{display:grid}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.border{border-style:var(--tw-border-style);border-width:1px}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.grayscale{--tw-grayscale:grayscale(100%);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,)}.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,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--bg:#08090a;--surface:#101113;--surface-raised:#151619;--text:#f3f3f0;--muted:#a3a4a7;--quiet:#8c8e92;--line:#ffffff1c;--line-strong:#fff3;--accent:#d6a56f;--focus:#7db7ff;--max:1360px;--copy:760px}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Inter,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%;height:auto;display:block}::selection{color:#111;background:#e5c29c}.site-shell{min-height:100vh}.skip-link{z-index:100;color:#09111c;background:var(--focus);padding:10px 14px;font-weight:700;position:fixed;top:12px;left:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.site-header{z-index:20;width:100%;height:72px;padding:0 max(24px, calc((100% - var(--max)) / 2));border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(22px)saturate(130%);backdrop-filter:blur(22px)saturate(130%);background:#08090adb;grid-template-columns:1fr auto 1fr;align-items:center;gap:32px;display:grid;position:sticky;top:0}.brand{align-items:center;gap:11px;width:max-content;display:inline-flex}.brand-mark{border-radius:7px;flex:none;width:28px;height:28px}.brand>span:last-child{letter-spacing:-.025em;align-items:baseline;gap:7px;display:flex}.brand b{font-size:16px;font-weight:650}.brand em{color:var(--quiet);letter-spacing:.11em;text-transform:uppercase;font-size:11px;font-style:normal;font-weight:600}.site-header nav{align-items:center;gap:30px;display:flex}.site-header nav a{min-height:44px;color:var(--quiet);align-items:center;font-size:13px;transition:color .16s;display:inline-flex}.site-header nav a:hover,.site-header nav a.active{color:var(--text)}.header-actions{justify-self:end;align-items:center;gap:18px;display:flex}.header-actions a{min-height:44px;color:var(--quiet);align-items:center;font-size:12px;transition:color .16s;display:inline-flex}.header-actions a:hover,.header-actions a.active{color:var(--text)}.lang-switch{letter-spacing:.08em}.account-link{border-left:1px solid var(--line);padding-left:18px}.eyebrow{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;margin:0 0 20px;font-size:11px;font-weight:650}.hero{width:min(calc(100% - 48px), var(--max));margin:0 auto;padding:clamp(92px,11vw,156px) 0 0}.hero-copy{text-align:center;max-width:920px;margin:0 auto}.hero h1,.page-intro h1,.account-intro h1{letter-spacing:-.065em;margin:0;font-size:clamp(56px,7.5vw,108px);font-weight:650;line-height:.94}.hero h1 span{display:block}.semantic-line{text-wrap:balance;display:block}.lead{max-width:650px;color:var(--muted);letter-spacing:-.015em;margin:30px auto 0;font-size:clamp(17px,1.7vw,22px);line-height:1.6}.lead-line{display:block}@media (width>=1000px){.site-shell[lang=zh-CN] .lead{max-width:1120px}.site-shell[lang=zh-CN] .lead-line{white-space:nowrap}}.button-row{justify-content:center;align-items:center;gap:24px;margin-top:38px;display:flex}.button,.pricing-card button,.download-card button{border:1px solid #0000;border-radius:5px;justify-content:center;align-items:center;min-height:46px;padding:0 20px;font-size:13px;font-weight:650;transition:background .16s,border-color .16s,color .16s;display:inline-flex}.button.primary{color:#0b0c0d;background:var(--text)}.button.primary:hover{background:#d9d9d5}.platform-note{color:var(--quiet);justify-content:center;align-items:center;gap:9px;margin:18px 0 0;font-size:11px;display:flex}.platform-note i{background:#67c48e;border-radius:50%;width:5px;height:5px}.comparison-intro{justify-content:space-between;align-items:end;gap:32px;margin-top:clamp(64px,8vw,104px);display:flex}.comparison-intro h2{letter-spacing:-.045em;margin:0;font-size:clamp(28px,3.4vw,46px);font-weight:600}.comparison-intro p{max-width:480px;color:var(--quiet);margin:0;font-size:13px}.before-after{--reveal:50%;border:1px solid var(--line-strong);background:var(--surface);border-radius:12px;margin-top:24px;position:relative;overflow:hidden;box-shadow:0 44px 100px #00000073}.before-after img{aspect-ratio:1600/1199;object-fit:cover;width:100%}.before-after-positive{position:relative}.before-after-negative{clip-path:inset(0 calc(100% - var(--reveal)) 0 0);pointer-events:none;position:absolute;inset:0}.comparison-label{color:#f5f5f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);letter-spacing:.08em;text-transform:uppercase;pointer-events:none;background:#08090abd;border:1px solid #fff3;border-radius:3px;padding:7px 9px;font:10px/1 ui-monospace,SFMono-Regular,Menlo,monospace;position:absolute;top:16px}.negative-label{left:16px}.positive-label{right:16px}.before-after input{z-index:3;opacity:0;cursor:ew-resize;touch-action:pan-y;width:100%;height:100%;margin:0;position:absolute;inset:0}.reveal-divider{z-index:2;top:0;bottom:0;left:var(--reveal);pointer-events:none;background:#ffffffe6;width:1px;position:absolute;transform:translate(-50%);box-shadow:0 0 0 1px #0003}.reveal-divider i{color:#111;background:#f5f5f2f0;border:1px solid #ffffffb3;border-radius:50%;place-items:center;width:42px;height:42px;font-size:17px;font-style:normal;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 6px 22px #00000061}.before-after input:focus-visible+.reveal-divider i{outline:3px solid var(--focus);outline-offset:4px}.before-after figcaption{z-index:2;color:#ffffffc7;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);pointer-events:none;background:#08090ab3;border-radius:3px;max-width:calc(100% - 32px);padding:7px 9px;font-size:11px;position:absolute;bottom:14px;right:16px}.proof-grid{width:min(calc(100% - 48px), var(--max));border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:54px auto 0;display:grid}.proof-grid div{border-right:1px solid var(--line);gap:5px;padding:26px 30px;display:grid}.proof-grid div:last-child{border-right:0}.proof-grid strong{font-size:13px;font-weight:600}.proof-grid span{color:var(--quiet);font-size:12px}.section{width:min(calc(100% - 48px), var(--max));margin:0 auto;padding:clamp(112px,13vw,184px) 0}.section-heading{max-width:var(--copy);margin-bottom:clamp(60px,8vw,96px)}.section-heading h2,.inner-page h2,.legal-page h2,.account-page h2{letter-spacing:-.055em;margin:0;font-size:clamp(42px,5.5vw,72px);font-weight:620;line-height:1.02}.section-heading h2.roll-title{font-size:clamp(32px,5.5vw,72px)}.roll-title span{white-space:nowrap;display:block}.section-heading>p:last-child{max-width:540px;color:var(--muted);margin:24px 0 0;font-size:18px}.feature-copy>span{color:var(--quiet);letter-spacing:.14em;font:10px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.feature h3{letter-spacing:-.03em;margin:56px 0 10px;font-size:24px;font-weight:600}.feature p{max-width:330px;color:var(--muted);margin:0;font-size:14px}.product-section{padding-bottom:42px}.product-screenshot{width:100%}.feature-section{padding-top:24px}.feature{grid-template-columns:minmax(0,1.7fr) minmax(240px,.55fr);align-items:end;gap:clamp(38px,6vw,86px);display:grid}.screenshot-wrap{border:1px solid var(--line-strong);background:var(--surface);border-radius:10px;overflow:hidden;box-shadow:0 34px 80px #00000059}.screenshot-wrap img{width:100%}.feature h3{margin-top:22px;font-size:28px}.feature-copy{padding-bottom:8px}.formats{width:min(calc(100% - 48px), var(--max));border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:180px 1fr;align-items:baseline;margin:0 auto 96px;padding:30px 0;display:grid}.formats p{color:var(--quiet);letter-spacing:.15em;margin:0;font:10px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.formats strong{letter-spacing:.015em;font-size:13px;font-weight:500}.inner-page,.legal-page,.account-page{width:min(100% - 48px,1080px);margin:0 auto;padding:clamp(92px,10vw,140px) 0 150px}.page-intro,.account-intro{max-width:850px;padding-bottom:clamp(64px,8vw,104px)}.page-intro h1,.account-intro h1{font-size:clamp(52px,7vw,84px)}.site-shell[lang=zh-CN] .pricing-title{white-space:nowrap;font-size:clamp(32px,5.5vw,68px)}.download-title span{white-space:nowrap;display:block}.account-intro{padding-bottom:clamp(40px,5vw,64px)}.account-intro h1,.site-shell[lang=zh-CN] .account-intro h1{white-space:nowrap;font-size:clamp(36px,5vw,56px)}.account-intro>p:last-child{margin-top:18px;font-size:16px}.page-intro>p:last-child,.account-intro>p:last-child{max-width:720px;color:var(--muted);margin:26px 0 0;font-size:18px;line-height:1.65}.pricing-grid{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.pricing-card{flex-direction:column;min-width:0;padding:44px 48px 48px 0;display:flex}.pricing-card+.pricing-card{border-left:1px solid var(--line);padding-left:48px}.status-pill{color:var(--quiet);letter-spacing:.08em;text-transform:uppercase;margin-bottom:42px;font-size:11px;display:block}.plan-heading{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.pricing-card h2{letter-spacing:-.02em;font-size:28px}.plan-heading p{color:var(--quiet);margin-top:8px;font-size:12px}.price{text-align:right;white-space:nowrap;font-size:18px;font-weight:570;display:block}.plan-detail{color:#d0d0cf;margin:32px 0 12px;font-size:14px}.pricing-card ul{margin:0;padding:0;list-style:none}.pricing-card li{border-bottom:1px solid var(--line);color:#d0d0cf;padding:14px 0;font-size:14px}.plan-extra{color:var(--accent);margin:24px 0 28px;font-size:13px;font-weight:600}.plan-extra a{color:inherit;text-underline-offset:4px}.pricing-card button{width:max-content;color:var(--quiet);border-color:var(--line);cursor:not-allowed;background:0 0;margin-top:auto}.plan-included{grid-template-columns:.8fr 1.2fr;gap:70px;padding:48px 0 0;display:grid}.plan-included h2{font-size:24px}.plan-included ul{margin:0;padding:0;list-style:none}.plan-included li{border-top:1px solid var(--line);color:#d0d0cf;padding:14px 0;font-size:13px}.plan-included p{color:var(--quiet);grid-column:2;font-size:11px;line-height:1.65}.download-grid{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);grid-template-columns:1fr 1fr;display:grid}.download-card{flex-direction:column;align-items:flex-start;min-height:390px;padding:44px 48px 44px 0;display:flex}.download-card+.download-card{border-left:1px solid var(--line);padding-left:48px}.download-card>span:first-child{color:var(--quiet);letter-spacing:.11em;font:11px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.download-card h2{margin-top:70px;font-size:30px}.download-card p{max-width:450px;color:var(--muted);margin:14px 0 30px;font-size:13px}.download-card .button,.download-card button{margin-top:auto}.download-card button{color:var(--quiet);border-color:var(--line);cursor:not-allowed;background:0 0}.support-grid{grid-template-columns:repeat(3,1fr);gap:34px;display:grid}.support-grid article{border-top:1px solid var(--line-strong);padding-top:24px}.support-grid h2{font-size:18px}.support-grid p{color:var(--muted);margin:44px 0 0;font-size:13px}.contact-box{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:100px;padding:38px 0}.contact-box h2{font-size:28px}.contact-box p{max-width:700px;color:var(--muted);margin:14px 0 0}.contact-box a{color:var(--text);margin-top:24px;display:inline-block}.legal-page{max-width:900px}.legal-page aside{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--quiet);margin:-40px 0 80px;padding:20px 0;font-size:12px}.legal-page aside strong,.legal-page aside span{display:block}.legal-page aside span{margin-top:8px}.legal-copy{max-width:760px}.legal-copy section{border-top:1px solid var(--line);padding:32px 0}.legal-copy h2{font-size:22px}.legal-copy p{color:var(--muted);margin:14px 0 0;font-size:14px;line-height:1.8}.account-page{max-width:1080px}.account-state{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--quiet);padding:36px 0}.account-entry{grid-template-columns:minmax(0,1fr) 300px;align-items:start;gap:80px;display:grid}.account-form-card{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);padding:34px 0}.account-tabs{border-bottom:1px solid var(--line);gap:28px;margin-bottom:32px;display:flex}.account-tabs button{min-height:44px;color:var(--quiet);cursor:pointer;background:0 0;border:0;border-bottom:1px solid #0000;padding:0}.account-tabs button.active{color:var(--text);border-color:var(--text)}.account-tabs button:disabled{opacity:.35;cursor:not-allowed}.staging-note{color:var(--quiet);margin:0 0 24px;font-size:12px}.account-form-card form{gap:20px;display:grid}.account-form-card label{color:#d0d0cf;gap:8px;font-size:12px;display:grid}.account-form-card input[type=email],.account-form-card input[type=text],.account-form-card input[type=password]{border:1px solid var(--line-strong);width:100%;min-height:48px;color:var(--text);background:var(--surface);border-radius:4px;outline:0;padding:0 14px}.password-field{position:relative}.account-form-card .password-field input{padding-right:52px}.password-field button{width:48px;height:48px;color:var(--quiet);cursor:pointer;background:0 0;border:0;place-items:center;padding:0;display:grid;position:absolute;top:0;right:0}.password-field button:hover{color:var(--text)}.password-field svg{stroke-width:1.7px;width:20px;height:20px}.account-form-card input:focus{border-color:#7b7d82}.account-form-card label>span{color:#85878a;font-size:11px}.account-form-card .button{justify-self:start;margin-top:8px}.consents{gap:12px;display:grid}.consents label{grid-template-columns:auto 1fr;align-items:start}.consents input{accent-color:var(--accent);margin-top:3px}.consents a{color:var(--text);text-underline-offset:3px;text-decoration:underline}.account-message{color:#89cfaa;margin:22px 0 0;font-size:12px}.account-message.error{color:#eea298}.account-page{min-height:72vh;padding-top:clamp(54px,6vw,88px)}.account-page .account-intro{max-width:none;padding-bottom:28px}.account-page .account-intro h1,.site-shell[lang=zh-CN] .account-page .account-intro h1{letter-spacing:-.04em;font-size:40px;line-height:1.15}.account-intro-signed-in{justify-content:space-between;align-items:center;gap:24px;display:flex}.account-dashboard{gap:36px;display:grid}.account-profile{justify-content:end;align-items:center;gap:20px;min-width:0;display:flex}.account-profile span{color:var(--muted);overflow-wrap:anywhere;font-size:14px}.account-profile .text-button{min-width:44px}.text-button{min-height:44px;color:var(--muted);cursor:pointer;background:0 0;border:0;padding:0}.text-button:hover{color:var(--text)}.account-sections{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:28px;display:flex}.account-sections button{min-width:44px;min-height:52px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;padding:10px 2px;font-size:15px}.account-sections button[aria-pressed=true]{border-bottom-color:var(--accent);color:var(--accent)}.account-sections button:disabled{cursor:wait}.account-panel{min-width:0}.panel-heading{margin-bottom:24px}.account-page .panel-heading h2{letter-spacing:-.025em;margin:0;font-size:24px;line-height:1.3}.license-row,.device-row{border:1px solid var(--line-strong);border-radius:4px;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:22px;padding:22px 24px;display:grid}.license-row+.license-row,.device-row+.device-row{margin-top:12px}.license-row>div:first-child,.device-row>div:first-child{gap:4px;display:grid}.license-row strong,.device-row strong{overflow-wrap:anywhere}.license-row>div:first-child span,.device-row>div:first-child span{color:var(--muted);overflow-wrap:anywhere;font-size:14px}.license-row>span,.device-row>span,.device-row time{color:var(--muted);font-size:13px}.license-term{color:#89cfaa;font-size:14px;font-weight:600}.license-empty-summary{color:var(--muted);margin:0;font-size:15px}.device-last-seen{gap:4px;display:grid}.account-purchase{border-top:1px solid var(--line);margin-top:40px;padding-top:36px}.purchase-heading h2{letter-spacing:-.035em;margin:0;font-size:30px;line-height:1.3}.purchase-heading>p{color:var(--muted);margin:12px 0 28px;font-size:15px}.purchase-layout{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:start;gap:42px;display:grid}.purchase-options fieldset{border:0;gap:16px;min-width:0;margin:0;padding:0;display:grid}.account-sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.purchase-plan{border:1px solid var(--line-strong);cursor:pointer;border-radius:6px;grid-template-columns:24px minmax(0,1fr) auto;align-items:center;gap:16px;min-width:0;min-height:100px;padding:20px;display:grid}.purchase-plan.selected{border-color:var(--accent)}.purchase-plan input,.checkout-consent input{width:22px;height:22px;accent-color:var(--accent);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;margin:0}.purchase-plan-name{gap:4px;min-width:0;display:grid}.purchase-plan-name strong{font-size:21px;font-weight:600}.purchase-plan-name>span{color:var(--muted);font-size:13px}.purchase-plan-price{color:var(--text);font-size:20px;font-weight:600}.purchase-plan-price small{color:var(--muted);font-size:13px;font-weight:400}.purchase-included{color:var(--muted);margin:22px 0 0;font-size:13px}.purchase-confirmation{border-left:1px solid var(--line-strong);min-width:0;padding-left:36px}.purchase-total-label{color:var(--muted);margin:0;font-size:15px}.purchase-total{color:var(--accent);letter-spacing:-.04em;overflow-wrap:anywhere;margin:6px 0 26px;font-size:46px;font-weight:600;line-height:1.15}.purchase-method{margin-bottom:24px}.purchase-method>span{color:var(--muted);font-size:13px}.purchase-method strong{margin-top:3px;font-size:21px;font-weight:600;display:block}.purchase-method p{color:var(--muted);margin:7px 0 0;font-size:14px}.checkout-consent{min-height:44px;color:var(--text);cursor:pointer;grid-template-columns:22px minmax(0,1fr);align-items:start;gap:13px;padding:8px 0;font-size:15px;line-height:1.65;display:grid}.checkout-consent input{margin-top:3px}.checkout-consent a{color:var(--text);text-underline-offset:3px;text-decoration:underline}.purchase-rights{color:var(--muted);margin:8px 0 20px;font-size:13px;line-height:1.65}.account-checkout-button{border:1px solid var(--accent);background:var(--accent);color:#08090a;cursor:pointer;border-radius:5px;width:100%;min-height:52px;padding:12px 16px;font-size:16px;font-weight:650}.account-checkout-button:disabled{color:var(--muted);border-color:var(--line-strong);cursor:not-allowed;background:#433727}.purchase-help{min-height:22px;color:var(--muted);margin:9px 0 0;font-size:13px}.purchase-message{overflow-wrap:anywhere;margin-top:12px;font-size:14px}.purchase-support{color:var(--muted);overflow-wrap:anywhere;margin:26px 0 0;font-size:13px}.purchase-support a,.purchase-paused a{color:var(--accent);text-underline-offset:4px;text-decoration:underline}.purchase-paused p{color:var(--muted);margin:16px 0;font-size:15px}.purchase-paused a{align-items:center;min-height:44px;font-size:14px;display:inline-flex}.device-row button,.privacy-panel button{border:1px solid var(--line-strong);min-height:44px;color:var(--text);cursor:pointer;background:0 0;border-radius:4px;padding:10px 14px}.device-row button:disabled,.privacy-panel button:disabled{color:var(--quiet);cursor:not-allowed;opacity:.6}.device-row{grid-template-columns:minmax(0,1fr) auto auto auto}.device-active{color:#78c99c!important}.device-inactive{color:#85878a!important}.account-identity{overflow-wrap:anywhere;gap:6px;padding-bottom:30px;display:grid}.account-identity span{color:var(--muted);font-size:14px}.privacy-panel h3{margin:0 0 20px;font-size:20px}.privacy-action{padding-bottom:26px}.danger-action{border-top:1px solid var(--line);padding-top:26px}.privacy-panel .danger-button{color:#eba299}.empty-state{border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--quiet);margin:0;padding:22px 0}.account-load-error{border-top:1px solid var(--line);padding:24px 0}.account-load-error [role=alert]{color:#eea298;margin:0 0 20px}footer{width:min(calc(100% - 48px), var(--max));border-top:1px solid var(--line);color:#85878a;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"legal feedback""filing copyright";align-items:center;gap:4px 24px;margin:0 auto;padding:24px 0 28px;font-size:12px;display:grid}footer nav{flex-wrap:wrap;grid-area:legal;justify-self:start;gap:0 24px;display:flex}footer nav a{align-items:center;min-height:44px;display:inline-flex}footer nav a:hover{color:var(--text)}.footer-compliance{flex-wrap:wrap;grid-area:filing;align-items:center;gap:0 6px;display:flex}.footer-compliance a{min-height:44px;color:var(--text);text-underline-offset:4px;align-items:center;text-decoration:underline;display:inline-flex}.footer-compliance a:hover{color:var(--accent)}.footer-compliance img{object-fit:contain;width:20px;height:20px;margin-right:6px}.filing-separator{color:var(--quiet)}.footer-feedback{min-height:44px;color:var(--text);text-underline-offset:4px;grid-area:feedback;justify-self:end;align-items:center;text-decoration:underline;display:inline-flex}.footer-feedback:hover{color:var(--accent)}footer p{grid-area:copyright;justify-self:end;margin:0}@media (width<=960px){.site-header{grid-template-columns:1fr auto;height:auto;min-height:72px;padding-top:10px}.site-header nav{border-top:1px solid var(--line);grid-area:2/1/auto/-1;justify-content:space-between}.feature{grid-template-columns:1fr}.feature-copy{max-width:440px}.feature h3{margin-top:18px}.support-grid{grid-template-columns:1fr;gap:42px}.support-grid p{margin-top:20px}.price{white-space:normal}}@media (width<=700px){.site-header{padding-left:15px;padding-right:15px}.brand em{display:none}.header-actions{gap:12px}.account-link{padding-left:12px}.site-header nav{gap:20px;overflow-x:auto}.site-header nav a{white-space:nowrap}.hero,.proof-grid,.section,.formats,footer{width:min(calc(100% - 30px), var(--max))}.hero{padding-top:76px}.hero h1,.page-intro h1,.account-intro h1{font-size:50px}.site-shell[lang=zh-CN] .pricing-title{white-space:normal;font-size:clamp(24px,8vw,32px)}.download-title span{white-space:normal}.account-intro h1,.site-shell[lang=zh-CN] .account-intro h1{white-space:normal;font-size:clamp(28px,8vw,42px)}.lead{font-size:16px}.semantic-line{display:inline}.site-shell[lang=en] .semantic-line+.semantic-line:before{content:" "}.button-row{flex-direction:column;gap:8px}.button-row .button{width:100%}.comparison-intro{margin-top:56px;display:block}.comparison-intro p{margin-top:14px}.before-after{border-radius:7px}.comparison-label{letter-spacing:.04em;padding:5px 6px;font-size:8px;top:9px}.negative-label{left:9px}.positive-label{right:9px}.before-after figcaption{max-width:calc(100% - 18px);font-size:9px;bottom:9px;right:9px}.reveal-divider i{width:36px;height:36px}.proof-grid{grid-template-columns:1fr}.proof-grid div{border-right:0;border-bottom:1px solid var(--line)}.proof-grid div:last-child{border-bottom:0}.section{padding:100px 0}.section-heading{margin-bottom:56px}.section-heading h2{font-size:42px}.formats{grid-template-columns:1fr;gap:18px;margin-bottom:54px}.formats strong{line-height:1.8}.inner-page,.legal-page,.account-page{width:min(100% - 30px,1080px);padding:76px 0 110px}.page-intro,.account-intro{padding-bottom:58px}.page-intro>p:last-child,.account-intro>p:last-child{font-size:16px}.pricing-grid,.plan-included,.download-grid,.account-entry{grid-template-columns:1fr}.pricing-card{padding-right:0}.pricing-card+.pricing-card{border-left:0;border-top:1px solid var(--line);padding-left:0}.plan-included{gap:24px}.plan-included p{grid-column:1}.comparison>div{grid-template-columns:1fr 1fr}.comparison span{grid-column:1/-1}.download-card{min-height:330px;padding:34px 0}.download-card+.download-card{border-top:1px solid var(--line);border-left:0;padding-left:0}.account-entry{gap:56px}.account-page .account-intro{padding-bottom:20px}.account-page{padding-top:36px}.account-page .account-intro h1,.site-shell[lang=zh-CN] .account-page .account-intro h1{white-space:normal;font-size:32px}.account-intro-signed-in{flex-direction:column;align-items:start;gap:12px}.account-profile{justify-content:space-between;width:100%}.account-sections{gap:12px 18px}.account-sections button{font-size:14px}.purchase-layout{grid-template-columns:minmax(0,1fr);gap:30px}.purchase-confirmation{border-left:0;border-top:1px solid var(--line);padding:28px 0 0}.purchase-heading h2{font-size:26px}.purchase-plan{grid-template-columns:22px minmax(0,1fr);gap:12px;padding:18px 14px}.purchase-plan-price{grid-column:2;font-size:20px}.purchase-total{font-size:40px}.license-row,.device-row{padding:18px 14px}.license-row{grid-template-columns:1fr auto}.license-row>span{grid-column:1/-1}.device-row{grid-template-columns:1fr auto}.device-row time{grid-column:1}.device-row button{grid-area:2/2}footer{grid-template-columns:minmax(0,1fr);grid-template-areas:"legal""feedback""filing""copyright";gap:0}footer nav,footer p,.footer-feedback{justify-self:start}footer p{padding-top:12px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}.hero{padding-top:clamp(72px,8vw,118px)}.hero-copy{max-width:1200px}.hero h1{font-size:clamp(46px,6.4vw,88px);line-height:.98}.site-shell[lang=en] .hero h1{font-size:clamp(44px,5.5vw,76px)}.site-shell[lang=zh-CN] .hero h1{white-space:normal;font-size:clamp(42px,6vw,82px)}.hero .lead{max-width:780px;margin-top:26px}.button.secondary{border-color:var(--line-strong);color:var(--text);background:0 0}.button.secondary:hover{background:var(--surface-raised);border-color:#fff6}.hero-product{margin:clamp(58px,7vw,92px) 0 0}.hero-product img{border:1px solid var(--line-strong);border-radius:12px;width:100%;box-shadow:0 44px 110px #00000085}.hero-product figcaption,.evidence-pair figcaption,.curve-chart-card figcaption{color:var(--quiet);letter-spacing:.08em;text-transform:uppercase;margin-top:13px;font:10px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.problem-section{padding-top:clamp(120px,14vw,196px)}.problem-section .section-heading{max-width:920px}.problem-section .section-heading>p:last-child{max-width:760px}.problem-section .comparison-intro{margin-top:clamp(64px,8vw,104px)}.evidence-section{border-top:1px solid var(--line)}.evidence-section .section-heading{max-width:900px}.evidence-section .section-heading>p:last-child{max-width:680px}.conversion-method-grid{border-top:1px solid var(--line-strong);border-left:1px solid var(--line-strong);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.conversion-method{border-right:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);background:var(--surface);min-width:0;padding:clamp(18px,2vw,28px)}.conversion-method-top{color:var(--quiet);letter-spacing:.12em;font:11px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.conversion-method figure{margin:22px 0 0}.conversion-method-diagram{width:100%;height:auto;display:block}.conversion-method h3{letter-spacing:-.04em;margin:26px 0 8px;font-size:clamp(24px,2.3vw,32px);font-weight:590;line-height:1.12}.conversion-method-basis{color:var(--text);margin:0;font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.conversion-method-detail{color:var(--muted);margin:22px 0 0;font-size:14px;line-height:1.7}.conversion-method-note{max-width:680px;color:var(--quiet);margin:26px 0 0;font-size:13px;line-height:1.6}.curve-chart-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.5vw,34px);margin-bottom:clamp(68px,8vw,108px);display:grid}.curve-chart-card{min-width:0;margin:0}.film-curve-chart{aspect-ratio:1;border:1px solid var(--line-strong);background:linear-gradient(#141519,#0e0f11);border-radius:10px;width:100%;height:auto;display:block;box-shadow:0 26px 60px #0000004d}.curve-grid line{stroke:#ffffff13;stroke-width:1px}.curve-axis line{stroke:#ffffff47;stroke-width:1.2px}.curve-axis text,.curve-legend text{fill:var(--quiet);letter-spacing:.04em;text-anchor:middle;font:18px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.curve-legend text:first-child{fill:#eb726d}.curve-legend text:nth-child(2){fill:#79c889}.curve-legend text:nth-child(3){fill:#7ca7ee}.curve-line{fill:none;stroke-width:4px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.curve-red{stroke:#eb726d}.curve-green{stroke:#79c889}.curve-blue{stroke:#7ca7ee}.curve-mono{stroke:#e5e3dc}.evidence-subheading{max-width:680px;margin:0 0 32px}.evidence-subheading h3{letter-spacing:-.035em;margin:0;font-size:clamp(27px,3vw,40px);font-weight:590}.evidence-subheading p{color:var(--muted);margin:14px 0 0;font-size:15px}.evidence-pair{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(18px,2.5vw,34px);display:grid}.evidence-pair figure{min-width:0;margin:0}.ccm-section .evidence-pair{margin-bottom:clamp(68px,8vw,108px)}.ccm-chart-intro{grid-template-columns:1fr;gap:clamp(28px,4vw,48px);display:grid}.ccm-chart-intro figure{border:1px solid var(--line-strong);background:var(--surface);border-radius:10px;margin:0;overflow:hidden}.ccm-chart-intro img{width:100%;height:auto;display:block}.ccm-target-picture{display:block}.ccm-target-image{dynamic-range-limit:no-limit}.ccm-chart-intro>div{max-width:760px}.ccm-chart-intro h3{letter-spacing:-.035em;margin:0 0 16px;font-size:clamp(26px,3vw,42px);line-height:1.08}.ccm-chart-intro p{color:var(--muted);margin:0 0 20px;font-size:16px;line-height:1.75}.ccm-sale-link{border-top:1px solid var(--line-strong);color:#f1d5a2;letter-spacing:.04em;padding-top:14px;font:11px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;text-decoration:none;display:inline-block}.ccm-sale-link:hover{color:#fff0cf}.evidence-pair .screenshot-wrap{box-shadow:0 26px 60px #0000004d}.split-feature{border-top:1px solid var(--line);grid-template-columns:minmax(280px,.72fr) minmax(0,1.28fr);align-items:center;gap:clamp(54px,8vw,116px);display:grid}.split-feature .section-heading{margin:0}.split-feature .section-heading h2{font-size:clamp(38px,4.6vw,64px)}.split-feature>figure{margin:0}.trichrome-section{grid-template-columns:minmax(410px,.9fr) minmax(0,1.1fr)}.hdr-workflow{grid-template-columns:minmax(0,1.35fr) minmax(310px,.65fr);align-items:stretch;gap:24px;display:grid}.hdr-reference{border:1px solid var(--line-strong);background:#090a0b;border-radius:10px;min-width:0;margin:0;position:relative;overflow:hidden}.hdr-reference img{object-fit:cover;width:100%;height:100%;min-height:420px}.hdr-reference picture{display:contents}.hdr-image{dynamic-range-limit:no-limit;display:block}.hdr-sdr-layer{clip-path:inset(0 calc(100% - var(--hdr-reveal)) 0 0);position:absolute;inset:0;overflow:hidden}.hdr-sdr-layer img{width:100%}.hdr-reference input[type=range]{z-index:4;opacity:0;cursor:ew-resize;width:100%;height:100%;margin:0;position:absolute;inset:0}.hdr-reference input:focus-visible+.hdr-divider i{outline:3px solid var(--focus);outline-offset:4px}.hdr-divider{z-index:3;top:0;bottom:0;left:var(--hdr-reveal);pointer-events:none;background:#ffffffe6;width:1px;position:absolute;box-shadow:0 0 0 1px #00000047}.hdr-divider i{color:#111;background:#f5f5f2;border-radius:50%;place-items:center;width:36px;height:36px;font-style:normal;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.hdr-sdr-label{left:12px}.hdr-hdr-label{right:12px}.hdr-reference .comparison-label{z-index:3;top:12px;bottom:auto}.hdr-reference figcaption{color:#eee;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);letter-spacing:.04em;background:#08090ac7;border:1px solid #ffffff29;border-radius:4px;max-width:calc(100% - 24px);padding:8px 10px;font:10px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;position:absolute;bottom:12px;right:12px}.hdr-pipeline{border:1px solid var(--line-strong);background:var(--line);border-radius:10px;gap:1px;margin:0;padding:0;list-style:none;display:grid;overflow:hidden}.hdr-pipeline li{background:#0d0e10;grid-template-columns:34px 1fr;align-content:center;gap:14px;padding:22px;display:grid}.hdr-pipeline li>span{color:var(--accent);font:11px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.hdr-pipeline h3{margin:0 0 7px;font-size:18px}.hdr-pipeline strong{color:#f1d5a2;margin:0 0 7px;font:11px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;display:block}.hdr-pipeline p{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.trichrome-section .section-heading h2{font-size:clamp(36px,3.8vw,52px)}.product-video-frame{min-width:0}.product-video{aspect-ratio:1378/1080;object-fit:cover;background:var(--surface);width:100%;height:auto;display:block}.product-video-frame figcaption,.trichrome-sequence figcaption{color:var(--quiet);letter-spacing:.08em;text-transform:uppercase;margin-top:13px;font:10px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.trichrome-stage{aspect-ratio:4/3;border:1px solid var(--line-strong);background:#090a0b;border-radius:10px;position:relative;overflow:hidden;box-shadow:0 34px 80px #00000059}.trichrome-inputs{animation:12s ease-in-out infinite trichrome-inputs;position:absolute;inset:0}.trichrome-channel{border:1px solid var(--line);opacity:.36;isolation:isolate;mix-blend-mode:screen;border-radius:6px;width:calc(33.3333% - 10.6667px);position:absolute;top:8px;bottom:8px;overflow:hidden}.trichrome-channel img{object-fit:cover;width:100%;height:100%}.trichrome-channel:after{content:"";z-index:1;opacity:0;mix-blend-mode:color;pointer-events:none;position:absolute;inset:0}.trichrome-channel span{z-index:2;color:#f5f5f2;background:#08090ac2;border-radius:3px;place-items:center;width:30px;height:30px;font:600 13px/1 ui-monospace,SFMono-Regular,Menlo,monospace;display:grid;position:absolute;top:10px;left:10px}.channel-r:after{background:#f02f2f;animation:12s ease-in-out infinite trichrome-tint-r}.channel-g:after{background:#20bc62;animation:12s ease-in-out infinite trichrome-tint-g}.channel-b:after{background:#2877ff;animation:12s ease-in-out infinite trichrome-tint-b}.channel-r{z-index:1;animation:12s ease-in-out infinite trichrome-r;left:8px}.channel-g{z-index:2;animation:12s ease-in-out infinite trichrome-g;left:calc(33.333% + 4px)}.channel-b{z-index:3;animation:12s ease-in-out infinite trichrome-b;left:calc(66.666% + 1px)}.trichrome-composite,.trichrome-result{object-fit:cover;opacity:0;width:100%;height:100%;position:absolute;inset:0}.trichrome-composite{animation:12s ease-in-out infinite trichrome-composite}.trichrome-result{animation:12s ease-in-out infinite trichrome-result}@keyframes trichrome-r{0%,15%{opacity:1;width:calc(33.3333% - 10.6667px);left:8px}19%,53%{opacity:.48;width:calc(33.3333% - 10.6667px);left:8px}63%,to{opacity:.42;width:calc(100% - 16px);left:8px}}@keyframes trichrome-g{0%,17%{opacity:.36;width:calc(33.3333% - 10.6667px);left:calc(33.333% + 4px)}20%,32%{opacity:1}36%,53%{opacity:.48;width:calc(33.3333% - 10.6667px);left:calc(33.333% + 4px)}63%,to{opacity:.42;width:calc(100% - 16px);left:8px}}@keyframes trichrome-b{0%,34%{opacity:.36;width:calc(33.3333% - 10.6667px);left:calc(66.666% + 1px)}37%,49%{opacity:1}53%{opacity:.48;width:calc(33.3333% - 10.6667px);left:calc(66.666% + 1px)}63%,to{opacity:.42;width:calc(100% - 16px);left:8px}}@keyframes trichrome-tint-r{0%,5%{opacity:0}12%,73%{opacity:.72}to{opacity:0}}@keyframes trichrome-tint-g{0%,21%{opacity:0}28%,73%{opacity:.72}to{opacity:0}}@keyframes trichrome-tint-b{0%,38%{opacity:0}45%,73%{opacity:.72}to{opacity:0}}@keyframes trichrome-inputs{0%,53%{opacity:1}64%,96%{opacity:0}to{opacity:1}}@keyframes trichrome-composite{0%,53%{opacity:0;transform:scale(1.012)}64%,82%{opacity:1;transform:scale(1)}87%,to{opacity:0;transform:scale(1)}}@keyframes trichrome-result{0%,82%{opacity:0;transform:scale(1.012)}88%,96%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(1.012)}}.roll-section{grid-template-columns:minmax(0,1.28fr) minmax(280px,.72fr)}.roll-section .section-heading{grid-area:1/2}.roll-section>figure{grid-area:1/1}.closing-statement{text-align:center;border-top:1px solid var(--line);place-items:center;min-height:min(72vh,760px);display:grid}.closing-statement h2{letter-spacing:-.06em;margin:0;font-size:clamp(52px,7.2vw,96px);font-weight:620;line-height:.96}.closing-statement p{max-width:720px;color:var(--muted);margin:28px auto 0;font-size:clamp(16px,1.6vw,20px);line-height:1.7}@media (width<=820px){.evidence-pair,.curve-chart-grid,.split-feature,.trichrome-section,.roll-section,.hdr-workflow,.ccm-chart-intro{grid-template-columns:1fr}.hdr-reference img{aspect-ratio:1600/1077;min-height:0}.roll-section .section-heading,.roll-section>figure{grid-area:auto/1}.roll-section .section-heading{order:0}.roll-section>figure{order:1}.split-feature{gap:48px}}@media (width<=1100px){.conversion-method-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=700px){body{overflow-x:hidden}.site-header{grid-template-columns:minmax(0,1fr) auto;column-gap:10px}.header-actions{gap:8px}.header-actions a{font-size:11px}.hero{padding-top:64px}.hero h1,.site-shell[lang=zh-CN] .hero h1{letter-spacing:-.05em;font-size:clamp(38px,10.8vw,48px)}.hero h1 span{overflow-wrap:anywhere}.hero-product{margin-top:48px}.hero-product img{border-radius:8px}.conversion-method-grid{grid-template-columns:1fr}.conversion-method{padding:28px 24px 32px}.conversion-method h3{margin-top:24px}.conversion-method-detail{margin-top:18px}.evidence-pair{gap:36px}.closing-statement{min-height:62vh}.closing-statement h2{font-size:52px}}@media (prefers-reduced-motion:reduce){.trichrome-inputs,.trichrome-composite{display:none}.trichrome-result{opacity:1;animation:none;transform:none}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@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}.home-systems{--home-width:1200px}.home-container{width:min(calc(100% - 80px),var(--home-width));margin-inline:auto}.home-systems [id]{scroll-margin-top:100px}.home-systems h1,.home-systems h2,.home-systems h3,.home-systems p,.home-systems figure{margin-top:0}.home-systems h1{letter-spacing:-.045em;margin-bottom:26px;font-size:clamp(44px,4.2vw,64px);font-weight:620;line-height:1.12}.home-systems h1 .semantic-line,.home-systems h2 .semantic-line,.home-systems .home-lead .semantic-line{display:block}.home-systems h2{letter-spacing:-.035em;margin-bottom:20px;font-size:clamp(32px,3.2vw,46px);font-weight:600;line-height:1.2}.home-systems h3{letter-spacing:-.02em;margin-bottom:12px;font-size:21px;font-weight:590;line-height:1.4}.home-systems p{color:var(--muted);font-size:15px;line-height:1.8}.home-systems .home-note{color:var(--quiet);font-size:13px;line-height:1.8}.home-hero{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:center;gap:56px;padding-block:76px 64px;display:grid}.home-hero-copy{min-width:0}.home-systems .home-lead{max-width:430px;margin-bottom:28px;font-size:17px;line-height:1.8}.home-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.home-systems .home-secondary{color:var(--text);border-color:var(--line-strong);background:0 0}.home-systems .home-secondary:hover{background:var(--surface-raised);border-color:var(--quiet)}.home-systems .home-platform{color:var(--quiet);margin-block:16px 24px;font-size:11px}.home-text-link{color:var(--accent);text-underline-offset:5px;padding-block:5px;font-size:13px;line-height:1.5;display:inline-block}.home-text-link:hover{text-decoration:underline}.home-hero-proof{min-width:0}.home-systems .before-after{box-shadow:none;border-radius:8px;margin:0}.home-systems .before-after figcaption{max-width:none;font-size:10px;bottom:10px;left:12px;right:12px}.home-system-nav{border-block:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:18px;display:flex}.home-system-nav a{min-height:38px;color:var(--muted);align-items:center;font-size:13px;display:flex}.home-system-nav a:hover{color:var(--text)}.home-system{border-bottom:1px solid var(--line);padding-block:88px}.home-section-heading{grid-template-columns:45px minmax(0,1fr);gap:16px;margin-bottom:36px;display:grid}.home-section-number{color:var(--accent);padding-top:10px;font:12px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace}.home-section-heading p{max-width:680px;margin-bottom:0;font-size:16px}.home-film-kinds{grid-template-columns:repeat(2,minmax(0,1fr));gap:44px 36px;margin-top:32px;display:grid}.home-film-kinds article{border-top:1px solid var(--line-strong);flex-direction:column;gap:22px;min-width:0;padding-top:26px;display:flex}.home-film-kinds article[data-film-kind=negative]{grid-column:1/-1;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:center;gap:52px;display:grid}.home-film-kinds article[data-film-kind=negative] h3{font-size:28px}.home-film-kinds p{margin-bottom:12px;font-size:14px}.home-film-kinds .home-figure{margin-top:auto}.home-figure{min-width:0;margin:0}.home-figure>img,.home-figure>video{border:1px solid var(--line);border-radius:7px;width:100%;height:auto;display:block;overflow:hidden}.home-systems figcaption{color:var(--quiet);margin-top:12px;font-size:12px;line-height:1.7}.home-correction-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:28px;display:grid}.home-systems .home-choice-prompt{margin-bottom:10px;font-size:13px}.home-correction-options button:hover{border-top-color:var(--quiet)}.home-correction-options button:focus-visible{outline:2px solid var(--focus);outline-offset:4px}.home-correction-options .home-choice-action{color:var(--quiet);margin-top:10px;font-size:11px;font-style:normal;display:block}.home-correction-options button[aria-pressed=true] .home-choice-action{color:var(--accent)}.home-correction-options button{text-align:left;border:0;border-top:2px solid var(--line-strong);cursor:pointer;color:var(--text);font:inherit;background:0 0;padding:18px 0}.home-correction-options button[aria-pressed=true]{border-top-color:var(--accent)}.home-correction-options button strong{margin-bottom:8px;font-size:18px;font-weight:600;display:block}.home-correction-options button[aria-pressed=true] strong{color:var(--accent)}.home-correction-options button span{max-width:320px;color:var(--muted);font-size:14px;line-height:1.7;display:block}.home-comparison-panel{width:min(100%,850px);margin-inline:auto}.home-image-pair{margin:0}.home-image-button{aspect-ratio:4/3;border:1px solid var(--line-strong);cursor:zoom-in;background:#050607;border-radius:7px;width:100%;padding:0;display:block;position:relative;overflow:hidden}.home-image-button img{object-fit:contain;width:100%;height:100%;display:block}.home-image-hint{color:#ddd;background:#000000b8;border-radius:3px;padding:4px 8px;font-size:10px;position:absolute;bottom:12px;right:12px}.home-compare-controls{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:14px;display:flex}.home-compare-controls>div{flex-wrap:wrap;gap:6px;display:flex}.home-compare-controls button,.home-zoom-head button{border:1px solid var(--line-strong);min-height:36px;color:var(--text);cursor:pointer;background:0 0;border-radius:4px;padding:6px 12px;font-family:inherit;font-size:12px;font-weight:500;line-height:1.5}.home-compare-controls button{font-family:inherit;font-size:12px;font-weight:500}.home-compare-controls button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#111}.home-comparison>.home-text-link{width:fit-content;margin:14px auto 0;display:block}.home-capture-note{max-width:850px;margin:24px auto 36px}.home-chart-note{border-top:1px solid var(--line);grid-template-columns:260px 1fr;align-items:center;gap:32px;max-width:850px;margin-inline:auto;padding-top:28px;display:grid}.home-chart-note picture img{border-radius:5px;width:100%}.home-chart-note h3{font-size:18px}.home-chart-note p{margin-bottom:8px;font-size:14px}.home-trichrome{border-top:1px solid var(--line);grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:center;gap:52px;margin-top:64px;padding-top:48px;display:grid}.home-trichrome h3{font-size:28px;line-height:1.35}.home-trichrome .trichrome-stage{box-shadow:none;border-radius:7px}.home-roll-layout{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:start;gap:52px;display:grid}.home-workflow-features article{border-top:1px solid var(--line);padding-block:16px}.home-workflow-features article:first-child{border-top:0;padding-top:0}.home-workflow-features h3{margin-bottom:6px;font-size:19px}.home-workflow-features p{margin-bottom:4px;font-size:14px}.home-workflow-demos{margin-top:10px}.home-workflow-demos details{min-width:0}.home-workflow-demos summary{color:var(--text);cursor:pointer;font-size:13px;line-height:1.7}.home-workflow-demos .home-figure{margin-top:20px}.home-edit-layout{border-top:1px solid var(--line);grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);align-items:center;gap:52px;margin-top:58px;padding-top:48px;display:grid}.home-edit-layout h3{font-size:28px}.home-edit-layout .home-note,.home-looks-note{margin-top:24px}.home-systems .home-demo-title{margin:0 0 10px;font-size:17px;font-weight:600;line-height:1.5}.home-hdr-demo{border-top:1px solid var(--line);margin-top:42px;padding-top:32px}.home-hdr-demo>h3{margin-bottom:22px}.home-systems .hdr-workflow{grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr)}.home-systems .hdr-reference img{aspect-ratio:1600/1067;min-height:0}.home-systems .hdr-stage{aspect-ratio:1600/1067;position:relative;overflow:hidden}.home-systems .hdr-high-only{display:none}@media (dynamic-range:high){.home-systems .hdr-high-only{display:revert}.home-systems .hdr-fallback-message{display:none}}.home-systems .hdr-pipeline{background:0 0;border:0;border-radius:0}.home-systems .hdr-pipeline li{border-top:1px solid var(--line);background:0 0;padding:18px 0 18px 22px}.home-systems .hdr-pipeline li:first-child{border-top:0}.home-systems .hdr-pipeline h3{margin-bottom:6px;font-size:18px}.home-systems .hdr-pipeline p{margin-bottom:0;font-size:13px}.home-systems .hdr-pipeline strong{color:var(--muted);font-size:11px}.home-formats{grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-block:38px 20px;display:grid}.home-formats article{border-top:1px solid var(--line-strong);padding-top:20px}.home-formats h3{font-size:16px}.home-formats strong{color:var(--text);margin-bottom:10px;font:12px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;display:block}.home-formats p{margin-bottom:0;font-size:13px}.home-closing{justify-content:space-between;align-items:center;gap:40px;padding-block:68px;display:flex}.home-closing h2{margin-bottom:14px;font-size:32px}.home-closing p{max-width:560px;margin-bottom:0;font-size:14px}.home-value{margin-top:22px}.home-value strong{color:var(--text);margin-bottom:8px;font-size:20px;font-weight:600;display:block}.home-value p{font-size:13px}.home-value .home-text-link{margin-top:8px}.home-zoom{border:1px solid var(--line-strong);width:min(96vw,1500px);max-height:94vh;color:var(--text);background:var(--bg);border-radius:8px;padding:20px}.home-zoom::backdrop{background:#000000db}.home-zoom-head{justify-content:space-between;align-items:center;gap:24px;margin-bottom:16px;display:flex}.home-zoom-head h3{margin:0;font-size:16px}.home-zoom-head button{font-family:inherit;font-size:13px}.home-zoom>img{width:100%;height:auto}.home-systems .home-video-fallback{display:none}@media (prefers-reduced-motion:reduce){.home-systems .home-video-fallback{display:inline-block}}@media (width<=1050px){.home-container{width:calc(100% - 48px)}.home-hero{gap:32px}.home-systems h1{font-size:44px}.home-hero .home-actions{gap:8px}.home-hero .button{padding-inline:13px;font-size:12px}.home-film-kinds article[data-film-kind=negative],.home-roll-layout,.home-edit-layout,.home-trichrome{gap:32px}.home-systems .hdr-workflow{grid-template-columns:1fr}.home-systems .hdr-pipeline{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.home-systems .hdr-pipeline li{border-top:1px solid var(--line);grid-template-columns:1fr;padding:20px 0}.home-systems .hdr-pipeline li:first-child{border-top:1px solid var(--line)}}@media (width<=900px){.home-hero-en{grid-template-columns:1fr;gap:32px;padding-block:42px 32px}.home-hero-en .home-hero-proof{justify-self:center;width:100%;max-width:680px}}@media (width<=760px){.home-systems [id]{scroll-margin-top:154px}.home-container{width:calc(100% - 40px)}.home-hero{grid-template-columns:1fr;gap:32px;padding-block:38px 32px}.home-systems h1{letter-spacing:-.035em;margin-bottom:20px;font-size:clamp(32px,8.8vw,42px);line-height:1.16}.home-systems .home-hero-en h1{font-size:clamp(30px,8.4vw,42px)}.home-systems h2{font-size:30px;line-height:1.25}.home-systems h3{font-size:20px}.home-systems .home-lead{max-width:500px;margin-bottom:22px;font-size:15px}.home-hero-copy>.home-text-link{font-size:12px}.home-hero .home-platform{margin-bottom:12px}.home-hero .button{min-height:42px;padding-inline:13px;font-size:12px}.home-system-nav{justify-content:start;gap:4px 20px;padding-block:10px}.home-system-nav a{min-height:34px;font-size:12px}.home-system{padding-block:48px}.home-section-heading{grid-template-columns:26px minmax(0,1fr);gap:10px;margin-bottom:28px}.home-section-number{padding-top:6px;font-size:10px}.home-section-heading p{font-size:14px}.home-film-kinds{grid-template-columns:1fr;gap:30px;margin-top:24px}.home-film-kinds article,.home-film-kinds article[data-film-kind=negative]{grid-template-columns:1fr;gap:18px;padding-top:22px;display:grid}.home-film-kinds h3,.home-film-kinds article[data-film-kind=negative] h3{font-size:22px}.home-film-kinds p{font-size:14px}.home-film-kinds .home-text-link{font-size:12px}.home-roll-layout,.home-edit-layout,.home-trichrome{grid-template-columns:1fr;gap:28px}.home-trichrome p,.home-edit-layout p{font-size:14px}.home-systems .home-note{font-size:12px}.home-correction-options{grid-template-columns:1fr;gap:0;margin-bottom:20px}.home-correction-options button{border-top-width:1px;grid-template-columns:124px 1fr;gap:12px;padding-block:14px;display:grid}.home-correction-options button[aria-pressed=true]{border-top-width:2px;padding-top:13px}.home-correction-options button strong{margin:0;font-size:15px;line-height:1.6}.home-correction-options button span{font-size:12px}.home-correction-options .home-choice-action{grid-column:2;margin-top:0}.home-compare-controls{gap:10px;margin-top:12px}.home-compare-controls button{min-height:38px;padding:6px 9px;font-size:11px}.home-compare-controls>div{gap:5px}.home-systems figcaption{margin-top:10px;font-size:11px}.home-capture-note{margin-block:20px 26px}.home-chart-note{grid-template-columns:110px minmax(0,1fr);gap:18px;padding-top:22px}.home-chart-note h3{font-size:16px}.home-chart-note p{font-size:12px}.home-trichrome{margin-top:36px;padding-top:30px}.home-trichrome h3,.home-edit-layout h3{font-size:25px}.home-workflow-features article{padding-block:18px}.home-edit-layout{margin-top:36px;padding-top:32px}.home-systems .hdr-pipeline{display:block}.home-systems .hdr-pipeline li{grid-template-columns:26px minmax(0,1fr);gap:8px;padding:18px 0;display:grid}.home-systems .hdr-reference figcaption{border:0;border-top:1px solid var(--line);letter-spacing:0;max-width:none;margin:0;padding:10px 12px;font-family:inherit;font-size:12px;position:relative;bottom:auto;right:auto}.home-formats{grid-template-columns:1fr;gap:20px;margin-top:28px}.home-hdr-demo{margin-top:28px;padding-top:24px}.home-formats h3{font-size:16px}.home-closing{padding-block:42px;display:block}.home-closing h2{font-size:27px}.home-closing .home-actions{margin-top:22px}.home-closing .button{padding-inline:14px;font-size:12px}.home-zoom{padding:12px}}@media (width<=480px){.home-chart-note{grid-template-columns:1fr;gap:18px}.home-chart-note picture{width:min(240px,100%)}}.guide-root{--bg:#08090a;--surface:#101113;--raised:#151619;--text:#f3f3f0;--muted:#a3a4a7;--line:#ffffff1c;--accent:#d6a56f;--focus:#7db7ff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.guide-root .step-example{margin:24px 0}.guide-root .step-example h4{margin:0 0 8px;font-size:15px;font-weight:600;line-height:1.5}.guide-root .step-example>p{margin:0 0 14px;font-size:15px}.guide-root .step-example .media{margin-top:14px}.guide-root p a,.guide-root dd a{text-underline-offset:3px;text-decoration:underline}.guide-root .installation{color:var(--muted);margin:18px 0;font-size:14px}.guide-root .installation summary{cursor:pointer;min-height:44px;color:var(--text);padding:8px 0;display:list-item}.guide-root dialog[open]{flex-direction:column;display:flex}.guide-root .zoom-head{flex-shrink:0}.guide-root .zoom-head h2{overflow-wrap:anywhere;min-width:0}.guide-root .zoom-head button{flex-shrink:0}.guide-root .zoom-content{flex:1;min-height:0;height:auto!important}.guide-root .zoom-content>.screenshot{max-width:none}.guide-root *{box-sizing:border-box}.guide-root{scroll-behavior:smooth;background:var(--bg);color:var(--text);margin:0;scroll-padding-top:88px;font:16px/1.75 -apple-system,BlinkMacSystemFont,SF Pro Text,Inter,PingFang SC,Microsoft YaHei,sans-serif}.guide-root a{color:var(--accent);text-decoration:none}.guide-root a:hover{text-decoration:underline}.guide-root button,.guide-root input{font:inherit}.guide-root a,.guide-root button,.guide-root input,.guide-root summary{outline-offset:4px}.guide-root a:focus-visible,.guide-root button:focus-visible,.guide-root input:focus-visible,.guide-root summary:focus-visible{outline:2px solid var(--focus)}.guide-root button{cursor:pointer}.guide-root button,.guide-root input{background:var(--surface);color:var(--text);border:1px solid #ffffff30;border-radius:4px}.guide-root button{min-height:32px;padding:5px 11px;font-size:13px;line-height:1.3}.guide-root img{max-width:100%;height:auto;display:block}.guide-root p{margin:12px 0 18px}.guide-root h1{letter-spacing:-.025em;margin:14px 0;font-size:32px;font-weight:620;line-height:1.3}.guide-root h2{margin:34px 0 14px;font-size:22px;font-weight:600;line-height:1.4}.guide-root h3{margin:0 0 9px;font-size:18px;font-weight:600;line-height:1.5}.guide-root small,.guide-root .muted{color:var(--muted);font-size:13px}.guide-root .skip{z-index:99;background:var(--text);color:var(--bg);padding:8px 14px;position:fixed;top:-80px;left:16px}.guide-root .skip:focus{top:12px}.guide-root .header{z-index:10;border-bottom:1px solid var(--line);background:#08090af2;justify-content:space-between;align-items:center;height:64px;padding:0 max(24px,50% - 670px);display:flex;position:sticky;top:0}.guide-root .brand{color:var(--text);font-size:15px;font-weight:650}.guide-root .header nav{gap:24px;font-size:13px;display:flex}.guide-root .header nav a{color:var(--muted)}.guide-root .header nav a[aria-current]{color:var(--text)}.guide-root .guide-layout{grid-template-columns:200px minmax(0,780px) 150px;gap:32px;max-width:1340px;margin:auto;padding:30px 24px 72px;display:grid}.guide-root .sidebar,.guide-root .toc{align-self:start;max-height:calc(100vh - 120px);font-size:13px;position:sticky;top:94px;overflow:auto}.guide-root .sidebar h2{color:var(--muted);margin:22px 0 8px;font-size:12px;font-weight:500}.guide-root .sidebar h2:first-child{margin-top:0}.guide-root .sidebar a{color:var(--muted);border-left:2px solid #0000;padding:5px 9px;display:block}.guide-root .sidebar a[aria-current]{color:var(--text);border-color:var(--accent);background:var(--surface)}.guide-root .sidebar a:hover{color:var(--text);text-decoration:none}.guide-root .toc{color:var(--muted);font-size:12px}.guide-root .toc a{color:var(--muted);padding:5px 0;display:block}.guide-root .toc p{margin-top:4px}.guide-root main{min-width:0}.guide-root .crumbs{color:var(--muted);margin:0 0 18px;font-size:12px}.guide-root .lead{color:var(--muted);margin-bottom:24px;font-size:17px;line-height:1.75}.guide-root .why{border-top:1px solid var(--line);padding-top:2px}.guide-root .why h2{margin-top:24px}.guide-root .steps{counter-reset:step;margin:20px 0;padding:0;list-style:none}.guide-root .steps>li{counter-increment:step;padding:0 0 30px 35px;position:relative}.guide-root .steps>li:before{content:counter(step);text-align:center;width:24px;color:var(--accent);border:1px solid #d6a56f66;border-radius:50%;font-size:12px;line-height:24px;position:absolute;top:2px;left:0}.guide-root .steps>li>p{margin-top:0}.guide-root .check,.guide-root .problems{border-top:1px solid var(--line);padding-top:1px}.guide-root .problems ul{padding-left:20px}.guide-root .problems li{margin:12px 0}.guide-root .next{border-top:1px solid var(--line);margin-top:32px;padding-top:20px}.guide-root .next p{color:var(--muted);margin:0 0 7px;font-size:13px}.guide-root .next a{margin-right:20px;font-size:14px;display:inline-block}.guide-root .media{max-width:100%;margin:20px 0 8px}.guide-root .image-zoom{background:0 0;border:0;border-radius:5px;width:auto;max-width:100%;padding:0;display:block}.guide-root .screenshot{border:1px solid var(--line);border-radius:5px;display:block;position:relative;overflow:hidden}.guide-root .screenshot svg{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.guide-root .screenshot rect{fill:none;stroke:var(--accent);stroke-width:1.5px;vector-effect:non-scaling-stroke}.guide-root .media figcaption{color:var(--muted);margin-top:8px;font-size:12px;line-height:1.6}.guide-root .media figcaption span{margin-left:12px}.guide-root .topic-list{margin:0;padding:0;list-style:none}.guide-root .topic-list li{border-bottom:1px solid var(--line)}.guide-root .topic-list a{color:var(--text);padding:13px 0;display:block}.guide-root .topic-list a>span{color:var(--accent)}.guide-root .topic-list p{color:var(--muted);margin:3px 0 0;font-size:14px}.guide-root .home-start{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0;padding:20px 0}.guide-root .home-start h2{margin:0 0 6px}.guide-root .home-start p{color:var(--muted);margin:0 0 10px;font-size:14px}.guide-root .start-link{font-size:15px;font-weight:600}.guide-root .types{color:var(--muted);margin:18px 0;font-size:14px}.guide-root .types a{margin-right:14px}.guide-root .search-label{margin:22px 0 7px;font-size:13px;display:block}.guide-root .search{width:100%;max-width:460px;height:36px;padding:7px 10px;font-size:14px}.guide-root .search-results{margin:8px 0;padding:0;font-size:14px;list-style:none}.guide-root .search-results li{padding:5px 0}.guide-root .mobile-nav{display:none}.guide-root .dictionary dt{margin:24px 0 5px;font-size:15px;font-weight:600}.guide-root .dictionary dd{color:var(--muted);margin:0 0 18px;font-size:15px}.guide-root .page-footer{color:var(--muted);margin-top:40px;font-size:12px}.guide-root dialog{background:var(--bg);width:min(96vw,1700px);height:92vh;color:var(--text);border:1px solid #ffffff40;border-radius:6px;padding:16px}.guide-root dialog::backdrop{background:#000c}.guide-root .zoom-head{justify-content:space-between;align-items:center;gap:20px;margin-bottom:12px;display:flex}.guide-root .zoom-head h2{margin:0;font-size:16px}.guide-root .zoom-content{height:calc(100% - 50px);overflow:auto}.guide-root .zoom-content img{width:auto;max-width:none}.guide-root .comparison-stage{aspect-ratio:1600/1203;border:1px solid var(--line);background:var(--surface);border-radius:5px;overflow:hidden}.guide-root .comparison-stage .frame{object-fit:contain;width:100%;height:100%}.guide-root .frame[hidden]{display:none}.guide-root .comparison-figure{margin:24px 0 12px}.guide-root .comparison-figure figcaption{color:var(--muted);padding-top:10px;font-size:13px}.guide-root .controls{flex-wrap:wrap;gap:8px;display:flex}.guide-root .controls button[aria-pressed=true]{background:var(--accent);color:var(--bg);border-color:var(--accent)}.guide-root .note{color:var(--muted);border-left:2px solid var(--line);margin-top:16px;padding-left:12px;font-size:13px}.guide-root .comparison-help{color:var(--muted);font-size:14px}@media (width<=1120px){.guide-root .guide-layout{grid-template-columns:180px minmax(0,1fr);gap:28px}.guide-root .toc{display:none}}@media (width<=760px){.guide-root .header{height:56px;padding:0 16px}.guide-root .header nav{gap:16px}.guide-root .header .product-link{display:none}.guide-root .guide-layout{padding:20px 16px 50px;display:block}.guide-root .sidebar{display:none}.guide-root .mobile-nav{border-bottom:1px solid var(--line);margin-bottom:20px;padding:0 0 16px;font-size:13px;display:block}.guide-root .mobile-nav .sidebar{max-height:none;margin-top:16px;display:block;position:static}.guide-root .mobile-nav summary{cursor:pointer;min-height:32px}.guide-root h1{font-size:27px}.guide-root h2{font-size:21px}.guide-root .lead{font-size:16px}.guide-root .steps>li{padding-left:32px}.guide-root .controls button,.guide-root dialog button{min-height:44px}.guide-root .header a{align-items:center;min-height:44px;display:inline-flex}.guide-root .search{height:44px}.guide-root .next a{padding:6px 0}.guide-root .page-footer{line-height:1.7}}@media (prefers-reduced-motion:reduce){.guide-root{scroll-behavior:auto}}.guide-root .table-scroll{outline-offset:3px;max-width:100%;margin:18px 0;overflow-x:auto}.guide-root .table-scroll table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.65}.guide-root .table-scroll caption{text-align:left;color:var(--muted);padding:0 0 9px;font-size:12px}.guide-root .table-scroll th,.guide-root .table-scroll td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;min-width:135px;padding:10px 12px}.guide-root .table-scroll th{font-weight:550}.guide-root .table-scroll thead{background:var(--surface)}.guide-root .table-scroll tbody th{min-width:90px;color:var(--muted)}.guide-root .references{color:var(--muted);border-top:1px solid var(--line);padding-top:1px;font-size:13px}.guide-root .references h2{font-size:16px}.guide-root .references ul{padding-left:20px}.guide-root .trichrome-flow{border:1px solid var(--line);border-radius:4px;margin:26px 0;padding:18px 20px;font-size:14px}.guide-root .trichrome-flow figcaption{color:var(--muted);margin-bottom:12px;font-size:12px}.guide-root .spectral-records{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.guide-root .spectral-records span{text-align:center;border-bottom:2px solid #ca7777;padding:5px 0}.guide-root .spectral-records span:nth-child(2){border-color:#80a780}.guide-root .spectral-records span:nth-child(3){border-color:#7d97c8}.guide-root .flow-join{text-align:center;color:var(--muted);margin:12px 0}.guide-root .input-flow{text-align:center;margin:0;padding:0;list-style:none}.guide-root .input-flow li{padding:7px 0}.guide-root .input-flow li+li:before{content:"↓";color:var(--muted);margin-bottom:6px;display:block}.guide-root .flow-caption{color:var(--muted);margin:14px 0 0;font-size:12px;line-height:1.6}.guide-root .media-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0;display:grid}.guide-root .media-grid .media{min-width:0;margin:0}.guide-root .media-grid figcaption{overflow-wrap:anywhere}.guide-root .photo-comparison{margin:22px 0}.guide-root .photo-stage{aspect-ratio:8278/6208;background:var(--surface);border:1px solid var(--line);border-radius:4px;overflow:hidden}.guide-root .photo-stage [data-photo-frame]{width:100%;height:100%;display:block}.guide-root .photo-stage [data-photo-frame][hidden]{display:none}.guide-root .photo-stage img{object-fit:contain;width:100%;height:100%}.guide-root .photo-comparison .controls{margin-top:12px}.guide-root .photo-comparison figcaption{color:var(--muted);margin-top:9px;font-size:12px}.guide-root .photo-comparison .controls button[aria-pressed=true]{background:var(--accent);color:var(--bg)}.guide-root .photo-comparison--auto figcaption{min-height:3.5em}@media (width<=760px){.guide-root .photo-comparison--auto figcaption{min-height:5.25em}}.guide-root .theory-overview{border-bottom:1px solid var(--line);margin-bottom:24px;padding-bottom:24px}.guide-root .theory-overview h2{margin-top:22px;font-size:20px}.guide-root .overview-layout{grid-template-columns:minmax(0,290px) minmax(0,1fr);align-items:center;gap:26px;display:grid}.guide-root .overview-layout .media{margin:0}.guide-root .overview-layout .image-zoom,.guide-root .overview-layout img{width:100%}.guide-root .diagram-reading{margin:12px 0;padding:0;font-size:14px;line-height:1.7;list-style:none}.guide-root .diagram-reading>li{grid-template-columns:23px minmax(0,1fr);gap:10px;margin:0 0 20px;padding:0;display:grid}.guide-root .diagram-reading strong{font-size:14px;font-weight:600;display:block}.guide-root .diagram-reading p{color:var(--muted);margin:5px 0 0}.guide-root .reading-number{border:1px solid var(--line);text-align:center;width:22px;height:22px;color:var(--accent);border-radius:50%;margin-top:2px;font-size:12px;line-height:20px}.guide-root .diagram-pin{color:#ffd097;pointer-events:none;background:#222;border:1px solid #ffd097;border-radius:50%;outline:2px solid #fff;place-items:center;width:22px;height:22px;font-size:12px;font-weight:650;line-height:1;display:grid;position:absolute;transform:translate(-50%,-50%)}.guide-root .diagram-pair{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);align-items:start;gap:22px;margin:20px 0;display:grid}.guide-root .diagram-pair .media{margin:0}.guide-root .diagram-pair .screenshot rect{stroke:#ad5d00;stroke-width:2px;stroke-dasharray:5 3}.guide-root .technical-detail{border-top:1px solid var(--line);color:var(--muted);margin-top:16px;font-size:14px}.guide-root .technical-detail summary{cursor:pointer;padding:10px 0;font-size:13px}.guide-root .technical-detail p{margin:10px 0 16px}.guide-root .diagram-pair+.technical-detail{margin-top:18px}@media (width<=760px){.guide-root .overview-layout,.guide-root .diagram-pair{grid-template-columns:minmax(0,1fr);gap:16px}.guide-root .overview-layout .media{max-width:290px;margin:auto}.guide-root .diagram-pair .media{max-width:480px;margin:auto}.guide-root .diagram-reading{font-size:14px}.guide-root .technical-detail summary{min-height:44px}.guide-root .theory-overview h2{font-size:19px}}.guide-root .calibration-flow{border-block:1px solid var(--line);margin:22px 0 26px;padding:16px 0}.guide-root .calibration-flow figcaption{color:var(--muted);margin-bottom:14px;font-size:12px}.guide-root .calibration-flow ol{grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin:0;padding:0;list-style:none;display:grid}.guide-root .calibration-flow li{font-size:14px;position:relative}.guide-root .calibration-flow li+li:before{content:"→";color:var(--accent);position:absolute;left:-23px}.guide-root .calibration-flow strong{font-weight:600}.guide-root .calibration-flow p{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.65}.guide-root .ccm-principles .diagram-reading{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px;display:grid}.guide-root .ccm-principles .diagram-reading>li{margin-bottom:20px}.guide-root .diagram-pair--wide{grid-template-columns:minmax(0,1fr)}.guide-root .diagram-pair--wide .media{max-width:none;margin:0}.guide-root .diagram-pair--wide .image-zoom,.guide-root .diagram-pair--wide img{width:100%}.guide-root .diagram-pair--wide .diagram-reading{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}@media (width<=760px){.guide-root .diagram-pair--wide .diagram-reading{grid-template-columns:minmax(0,1fr);gap:0}.guide-root .calibration-flow ol,.guide-root .ccm-principles .diagram-reading{grid-template-columns:minmax(0,1fr)}.guide-root .calibration-flow ol{gap:28px;padding-left:4px}.guide-root .calibration-flow li+li:before{content:"↓";top:-25px;left:0}}.guide-root .step-links{flex-wrap:wrap;gap:5px 18px;margin:0 0 18px;font-size:13px;line-height:1.6;display:flex}.guide-root .step-links a{padding:3px 0}.guide-root .journey{border-block:1px solid var(--line);margin:24px 0;padding:0 0 18px}.guide-root .journey ol{padding-left:22px}.guide-root .journey li{padding:4px 0;font-size:14px}.guide-root .journey small{display:block}.guide-root .dictionary dd a{margin-top:5px;font-size:13px;display:inline-block}.guide-root .hdr-reference{margin:22px 0}.guide-root .hdr-stage{aspect-ratio:1600/1067;border:1px solid var(--line);background:#101213;border-radius:4px;position:relative;overflow:hidden}.guide-root .hdr-stage picture{display:contents}.guide-root .hdr-stage img{object-fit:contain;width:100%;height:100%}.guide-root .hdr-image{dynamic-range-limit:no-limit}.guide-root .hdr-sdr-layer{clip-path:inset(0 calc(100% - var(--hdr-reveal)) 0 0);position:absolute;inset:0}.guide-root .hdr-stage input[type=range]{z-index:4;opacity:0;cursor:ew-resize;width:100%;height:100%;margin:0;position:absolute;inset:0}.guide-root .hdr-divider{z-index:3;top:0;bottom:0;left:var(--hdr-reveal);pointer-events:none;background:#fff;width:1px;position:absolute}.guide-root .hdr-divider i{color:#08090a;background:#f3f3f0;border-radius:50%;place-items:center;width:34px;height:34px;font-style:normal;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.guide-root .hdr-stage input:focus-visible+.hdr-divider i{outline:3px solid var(--focus);outline-offset:4px}.guide-root .hdr-label{z-index:3;color:#f3f3f0;background:#08090acc;border-radius:3px;padding:2px 8px;font-size:12px;position:absolute;top:10px}.guide-root .hdr-label--sdr{left:10px}.guide-root .hdr-label--hdr{right:10px}.guide-root .hdr-reference figcaption{color:var(--muted);margin-top:10px;font-size:13px;line-height:1.65}@media (width<=760px){.guide-root .step-links a{align-items:center;min-height:38px;display:inline-flex}.guide-root .hdr-divider i{width:36px;height:36px}}.guide-root{color:var(--text);background:var(--bg);font:16px/1.75 -apple-system,BlinkMacSystemFont,Inter,PingFang SC,Microsoft YaHei,sans-serif}.guide-root main{max-width:none;margin:0;padding:0}.guide-root .guide-layout{margin:auto}.guide-root [id]{scroll-margin-top:100px}@media (width<=960px){.guide-root [id]{scroll-margin-top:160px}}
