/* NEXTVAPOR Atelier — UI-only skin; original editing controls remain intact. */
:root{--ink:#1d1d1f;--muted:#6e6e73;--paper:#fff;--silver:#f5f5f7;--line:#e7e7eb;--blue:#0066cc;--ease:cubic-bezier(.2,.7,.2,1)}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body.nextvapor-customizer{background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}
.nextvapor-customizer header{height:86px;max-width:1600px;margin:auto;padding:0 5%;border-bottom:1px solid var(--line);background:#ffffffd9;display:flex;gap:24px;align-items:center}
.nextvapor-customizer .brand{font-size:23px;font-weight:800;letter-spacing:1px;gap:5px;color:var(--ink)}
.nextvapor-customizer .brand span{font-size:8px;letter-spacing:2.9px;color:var(--muted)}
header nav{display:flex;gap:36px;margin-left:auto;margin-right:40px}
header nav a{font-size:13px;color:#55555b;text-decoration:none;transition:color .2s}
header nav a:hover{color:var(--blue)}
.header-cta{display:flex;gap:20px;align-items:center;color:var(--ink);text-decoration:none;font-size:12px;border:1px solid #dedee3;border-radius:30px;padding:11px 19px;background:#fff;transition:box-shadow .25s}
.header-cta:hover{box-shadow:0 4px 14px #0000000a}
.hero-intro{text-align:center;padding:64px 24px 52px;position:relative;overflow:hidden;background:radial-gradient(ellipse at 50% 30%,#f2f7fd80,transparent 65%)}
.nextvapor-customizer .hero-intro .eyebrow{display:flex;gap:9px;justify-content:center;align-items:center;font-size:10px;letter-spacing:2.4px;color:#5b6572}
.signal-dot{width:5px;height:5px;display:inline-block;border-radius:50%;background:#467eae;box-shadow:0 0 0 4px #467eae10;flex-shrink:0}
.nextvapor-customizer .hero-intro h1{font-size:clamp(44px,5vw,76px);font-weight:650;letter-spacing:-3px;line-height:1.18;margin:20px 0 22px;display:block}
.hero-intro h1 span{background:linear-gradient(110deg,#267eac 5%,#24466b 55%,#7c789d 90%);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero-intro>p{font-size:16px;color:var(--muted);line-height:1.8;margin:0 auto 24px}
.mobile-break{display:none}
.hero-meta{display:flex;justify-content:center;align-items:center;gap:18px;color:#6a6a70;font-size:11px;letter-spacing:.4px}
.hero-meta i{width:3px;height:3px;background:#bbbcc4;border-radius:50%}
.nextvapor-customizer main{max-width:1460px;margin:auto;padding:12px 5% 90px;display:grid;grid-template-columns:minmax(0,1fr) 365px;gap:40px;align-items:start}
.nextvapor-customizer .workspace{position:sticky;top:28px;min-width:0}
.product-heading{display:flex;align-items:center;justify-content:space-between;margin:0 4px 22px;gap:15px}
.micro-label{font-size:9px;letter-spacing:2px;color:#6e6e73;display:block;font-weight:500}
.product-heading h2{font-size:24px;font-weight:600;letter-spacing:-.5px;margin:5px 0 0;display:flex;align-items:center;gap:13px}
.product-heading h2 span{font-size:11px;line-height:22px;padding:0 7px;border:1px solid #dedee2;border-radius:5px;color:#777;font-weight:400;letter-spacing:0}
.model-tag{font-size:11px;color:var(--muted)}
.nextvapor-customizer #viewer{height:570px;min-height:400px;background:var(--silver);border:1px solid #ededf1;border-radius:26px;box-shadow:0 18px 60px -38px #2533434a;overflow:hidden}
#viewer>canvas{position:relative;z-index:1}
.stage-word{position:absolute;z-index:2;top:74px;left:0;width:100%;text-align:center;font-size:clamp(28px,3.7vw,60px);font-weight:750;letter-spacing:-2px;color:#ddddE240;pointer-events:none;white-space:nowrap}
.nextvapor-customizer .viewer-top{top:24px;left:26px;right:26px;font-size:10px;letter-spacing:1px}
.nextvapor-customizer .pill{display:flex;align-items:center;gap:10px;border:1px solid #fff;border-radius:20px;padding:7px 13px;color:#56565f;background:#ffffffbd;backdrop-filter:blur(12px)}
.nextvapor-customizer .viewer-bottom{bottom:23px;left:24px;right:24px;gap:8px}
.nextvapor-customizer .viewbuttons{border-radius:30px;padding:5px;border:1px solid #fff;background:#ffffffd9;backdrop-filter:blur(16px);box-shadow:0 4px 20px #00000005}
.nextvapor-customizer .viewbuttons button{border-radius:22px;font-size:11px;padding:9px 12px;min-height:36px}
.nextvapor-customizer .viewbuttons button.active{background:#29292d;box-shadow:0 3px 6px #00000012}
.nextvapor-customizer #hint{font-size:10px;color:#6e6e73}
.nextvapor-customizer .views{gap:4px;margin:21px auto 0;padding:5px;border-radius:24px;background:#f5f5f7;width:fit-content;max-width:100%}
.nextvapor-customizer .views button{border:0;border-radius:20px;padding:9px 15px;min-height:38px;color:#626267;font-size:11px;background:transparent}
.nextvapor-customizer .views button.active{color:#1d1d1f;background:#fff;box-shadow:0 2px 8px #0000000a}
.nextvapor-customizer .footnote{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-top:14px;padding:0 4px;font-size:10px;line-height:1.8;color:#707077}
.footnote>span:first-child{display:flex;gap:7px;align-items:center}.footnote svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.3}
.studio-note{display:flex;align-items:center;gap:16px;margin-top:28px;padding:20px 22px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(120deg,#fafbfe,#fff);color:#393941}
.note-symbol{font-size:28px;color:#8da2ba;line-height:1}.studio-note strong{font-size:12px;font-weight:500}.studio-note p{font-size:11px;margin:4px 0 0;color:#77777e}.note-arrow{margin-left:auto;color:#9296a0;font-size:22px}
.nextvapor-customizer aside{border:1px solid #e9e9ed;border-radius:22px;padding:0 24px;background:#fff;box-shadow:0 14px 54px -30px #30384026;min-width:0;margin-top:0}
.nextvapor-customizer .panel-title{padding:28px 0 24px;border-bottom:1px solid var(--line)}
.nextvapor-customizer .panel-title .micro-label{float:none;font-size:9px;color:#758398;margin:0 0 10px}
.nextvapor-customizer .panel-title h2{font-size:21px;font-weight:600;letter-spacing:-.5px;margin:0 0 8px}
.nextvapor-customizer .panel-title p{font-size:11px;margin:0;color:var(--muted)}
.design-step{border-bottom:1px solid var(--line);scroll-margin-top:40px}
.design-step>summary{list-style:none;display:flex;align-items:center;gap:12px;cursor:pointer;min-height:90px;padding:21px 0}
.design-step>summary::-webkit-details-marker{display:none}
.step-number{font-size:10px;color:#7c8594;background:#f3f5f8;border:1px solid #edf0f4;border-radius:9px;width:30px;height:30px;display:grid;place-items:center;flex-shrink:0;transition:background .2s,color .2s}
.design-step[open] .step-number{color:#fff;background:#29292d;border-color:#29292d}
.step-caption{display:flex;flex-direction:column;gap:5px}.step-caption strong{font-size:13px;font-weight:550}.step-caption small{font-size:10px;color:#727279}
.step-toggle{margin-left:auto;width:20px;height:20px;position:relative;flex-shrink:0}
.step-toggle:before,.step-toggle:after{content:'';position:absolute;background:#81818a;left:5px;top:9px;width:10px;height:1px;transition:transform .2s}.step-toggle:after{transform:rotate(90deg)}.design-step[open] .step-toggle:after{transform:rotate(0)}
.step-content{padding:0 0 24px;animation:panel-in .35s var(--ease)}
.nextvapor-customizer .part-tabs{padding:4px;border-radius:11px;margin:0 0 22px;background:#f5f5f7;gap:3px}
.nextvapor-customizer .part-tabs button{border-radius:8px;font-size:11px;min-height:36px;padding:6px 3px;gap:6px}
.nextvapor-customizer .part-tabs button.active{box-shadow:0 2px 8px #00000006}
.nextvapor-customizer #swatches{justify-content:space-between;gap:8px;margin-bottom:17px;padding:1px 3px}
.nextvapor-customizer #swatches button{width:28px;height:28px;outline:1px solid #d4d5db;border:3px solid white;transition:transform .2s,outline .2s}
.nextvapor-customizer #swatches button:hover{transform:translateY(-3px)}
.nextvapor-customizer #swatches button.selected{outline:2px solid #27272d;box-shadow:0 2px 6px #00000012}
.nextvapor-customizer #swatches .rainbow-swatch span{width:18px;height:18px;font-size:14px}
.nextvapor-customizer .small{font-size:11px;color:#6e6e73;line-height:1.75;margin:10px 0}
.nextvapor-customizer button{border-radius:9px;border-color:#dedee5;color:#45454d;background:#fff;font-size:12px;transition:background .2s,border .2s,box-shadow .2s,transform .2s}
.nextvapor-customizer button:hover{background:#f7f7f9;border-color:#b7bcc7}
.nextvapor-customizer .upload{display:flex;flex-direction:column;align-items:center;gap:9px;padding:26px 12px;border:1px dashed #c8cbd5;border-radius:13px;background:linear-gradient(140deg,#fafbfd,#f5f6f9);color:#343946}
.upload svg{width:24px;height:24px;fill:none;stroke:#697d98;stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}.upload strong{font-size:12px;font-weight:500}.upload span{font-size:10px;color:#6e7582}
.nextvapor-customizer .upload:hover{background:#f0f4fb;border-color:#809bbb}
.nextvapor-customizer .row{gap:8px}.nextvapor-customizer .row button{font-size:11px;padding:10px 5px;min-height:40px}
.nextvapor-customizer .slider{font-size:11px;margin-top:18px;color:#45454d}.nextvapor-customizer .slider output{color:#5d6675;font-size:10px;font-variant-numeric:tabular-nums}
.nextvapor-customizer input[type=range]{accent-color:#414957;height:16px;margin:12px 0;cursor:pointer}
.nextvapor-customizer .crop-panel{background:#f8f9fb;padding:12px;border-radius:12px;border:1px solid #e4e7ee;margin-top:17px}
.nextvapor-customizer .crop-panel strong{font-size:12px;font-weight:500}.nextvapor-customizer #cropCanvas{border-radius:8px;background:#e9ecf1}
.nextvapor-customizer .crop-advanced summary{font-size:11px;color:#555f70}.nextvapor-customizer .crop-fields input{background:white;min-height:34px}
.nextvapor-customizer .color-panel{border-radius:12px;padding:14px;box-shadow:0 12px 28px #00000007}.nextvapor-customizer .color-result{flex-wrap:wrap}
.nextvapor-customizer select,.nextvapor-customizer form>input,.nextvapor-customizer textarea{border-radius:9px;border:1px solid #dedee5;padding:12px;background:#fafafb;font-size:12px;min-height:44px}
.nextvapor-customizer .primary{background:var(--ink);color:#fff;border-color:var(--ink);border-radius:24px;font-size:12px;padding:14px;box-shadow:0 4px 14px #00000010}
.nextvapor-customizer .primary:hover{background:#3b3d43;border-color:#3b3d43;transform:translateY(-1px)}
.field-label{display:block;font-size:11px;margin-top:14px;color:#52525a}.nextvapor-customizer .import{color:var(--blue);font-size:11px}
.panel-assurance{padding:20px 0;display:flex;align-items:center;gap:9px;font-size:10px;color:#6e7580}.panel-assurance svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.4;fill:none}
.workflow{max-width:1460px;padding:64px 5% 80px;margin:auto;border-top:1px solid var(--line);display:grid;grid-template-columns:250px 1fr;gap:44px}
.workflow-heading h2{font-size:38px;letter-spacing:-1.5px;line-height:1.25;font-weight:600;margin:15px 0}.workflow-heading p{font-size:12px;color:var(--muted);max-width:200px}
.workflow-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.workflow-cards article{border-radius:19px;background:#f5f5f7;min-height:260px;padding:23px;overflow:hidden;position:relative}
.workflow-cards article>span{font-size:9px;letter-spacing:1.4px;color:#737780}.workflow-cards h3{font-size:17px;font-weight:550;letter-spacing:-.5px;margin:20px 0 12px}.workflow-cards p{font-size:11px;line-height:1.8;color:#73737a;margin:0}
.workflow-cards article:last-child{background:linear-gradient(145deg,#2b303b,#13161d);color:white}.workflow-cards article:last-child>span{color:#bcc7d8}.workflow-cards article:last-child p{color:#bec4cf}.workflow-cards a{display:flex;justify-content:space-between;color:white;text-decoration:none;font-size:12px;margin-top:26px;padding-top:16px;border-top:1px solid #ffffff24}
.color-art{display:flex;gap:0;padding-top:28px}.color-art i{width:37px;height:37px;border-radius:50%;border:2px solid #f5f5f7;margin-right:-6px;background:#c8c1b6;box-shadow:0 3px 7px #00000012}.color-art i:nth-child(2){background:#3b4653}.color-art i:nth-child(3){background:#80999a}.color-art i:nth-child(4){background:#a56f5e}
.identity-art{font-size:26px;line-height:1.05;letter-spacing:-1px;font-weight:300;color:#c6c9d0;transform:rotate(-8deg);margin:28px 0 -12px 40px}.identity-art b{font-weight:650;color:#abb1bd}
footer{max-width:1460px;margin:auto;padding:28px 5% 38px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;color:#73737a;font-size:10px}
footer a{color:#54545b;text-decoration:none}.footer-brand{font-weight:800;letter-spacing:1px;font-size:16px;color:#1d1d1f}
.nextvapor-customizer #toast{background:#252831ec;color:#fff;border-radius:14px;border:1px solid #ffffff26;box-shadow:0 8px 40px #00000015;font-size:13px;padding:14px 24px;backdrop-filter:blur(16px)}
.nextvapor-customizer :is(button,a,input,select,summary,textarea):focus-visible{outline:2px solid #0671dc;outline-offset:4px}
@keyframes panel-in{from{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:none}}
@keyframes hero-in{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero-intro h1,.hero-intro>p{animation:hero-in .85s var(--ease) both}.hero-intro>p{animation-delay:.1s}
@media(min-width:1450px){.nextvapor-customizer main{grid-template-columns:minmax(0,1fr) 390px;gap:56px}.nextvapor-customizer #viewer{height:620px}}
@media(max-width:1100px){.nextvapor-customizer main{grid-template-columns:minmax(0,1fr) 330px;gap:25px;padding-inline:4%}.nextvapor-customizer aside{padding-inline:20px}.nextvapor-customizer #viewer{height:540px}.nextvapor-customizer .views button{padding-inline:11px}.nextvapor-customizer #hint{display:none}.workflow{grid-template-columns:1fr;gap:24px}.workflow-heading h2 br{display:none}.workflow-heading p{max-width:none}.workflow-heading h2{font-size:32px}}
@media(max-width:850px){.nextvapor-customizer header{height:78px;padding:0 5%}.nextvapor-customizer .brand{font-size:20px}.nextvapor-customizer .brand span{font-size:7px}header nav{display:none}.header-cta{margin-left:auto;font-size:11px;padding:9px 14px;gap:10px}.hero-intro{padding:48px 20px 40px}.nextvapor-customizer .hero-intro h1{font-size:56px;letter-spacing:-2px}.hero-intro>p{font-size:14px}.nextvapor-customizer main{grid-template-columns:1fr;padding:10px 5% 50px;gap:30px}.nextvapor-customizer .workspace{position:relative;top:0}.nextvapor-customizer #viewer{height:510px}.stage-word{font-size:48px}.studio-note{display:none}.nextvapor-customizer aside{padding:0 24px}.workflow{padding:45px 5%}.workflow-cards article{padding:20px}.workflow-cards h3{font-size:16px}.workflow-cards{gap:10px}.nextvapor-customizer #swatches{justify-content:flex-start;gap:18px}.nextvapor-customizer #swatches button{height:36px;width:36px}.nextvapor-customizer #swatches .rainbow-swatch span{width:24px;height:24px}.nextvapor-customizer .part-tabs button{min-height:44px}.nextvapor-customizer .viewbuttons button,.nextvapor-customizer .views button{min-height:44px}}
@media(max-width:520px){.hero-intro{padding-top:38px}.nextvapor-customizer .hero-intro h1{font-size:48px}.hero-intro .eyebrow{font-size:9px!important}.hero-intro>p{font-size:12px;line-height:1.9}.mobile-break{display:block}.hero-meta{gap:10px;font-size:9px}.product-heading h2{font-size:21px}.model-tag{font-size:10px}.nextvapor-customizer #viewer{height:450px;border-radius:20px;min-height:0}.nextvapor-customizer .viewer-top{left:18px;right:18px;top:18px}.stage-word{top:62px;font-size:36px}.nextvapor-customizer .viewer-bottom{left:16px;right:16px;bottom:17px}.nextvapor-customizer .viewbuttons{margin:auto}.nextvapor-customizer .views{gap:1px;border-radius:16px;padding:4px}.nextvapor-customizer .views button{padding:8px 11px;font-size:10px}.nextvapor-customizer .footnote{font-size:9px;align-items:flex-start}.footnote>span:last-child{max-width:110px;text-align:right}.nextvapor-customizer aside{padding:0 19px;border-radius:19px}.nextvapor-customizer #swatches{gap:12px;justify-content:space-between}.nextvapor-customizer #swatches button{width:31px;height:31px}.nextvapor-customizer #swatches .rainbow-swatch span{width:21px;height:21px}.workflow-cards{grid-template-columns:1fr}.workflow-cards article{min-height:220px;padding:25px}.workflow-cards p{max-width:230px;font-size:12px}.color-art{padding-top:22px}.identity-art{position:absolute;right:22px;bottom:15px;opacity:.55}.workflow-heading h2{font-size:30px}footer{flex-wrap:wrap;gap:15px}footer>span{order:3;flex-basis:100%;font-size:9px}.nextvapor-customizer .small{font-size:12px}.nextvapor-customizer button{min-height:40px}.header-cta{min-height:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Pantone reference input only. */
#pantonePanel{margin:12px 0;border:1px solid var(--line,#ddd);border-radius:12px;padding:12px;background:transparent;color:inherit}#pantonePanel>summary{cursor:pointer;font-size:12px;font-weight:600;display:flex;justify-content:space-between;gap:8px}#pantonePanel>summary span{font-size:10px;font-weight:400;opacity:.65}#pantonePanel .pantone-content{padding-top:12px}#pantonePanel label{display:block;font-size:11px;margin-bottom:6px}#pantonePanel .pantone-row{display:flex;gap:6px}#pantonePanel input{min-width:0;width:100%;flex:1;padding:9px;border:1px solid #d6d8da;border-radius:8px;background:#fff;color:#242525;font:inherit}#pantonePanel button{font:inherit;font-size:11px;padding:8px 10px;cursor:pointer}#pantonePanel p{font-size:11px;line-height:1.5;margin:9px 0}#pantonePanel .pantone-note{opacity:.65;font-size:10px}#pantonePanel .pantone-available summary{font-size:11px;cursor:pointer}#pantoneSamples{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}#pantoneSamples button{display:flex;align-items:center;gap:5px}#pantoneSamples i{width:12px;height:12px;border-radius:50%;border:1px solid #0002}#pantoneResult:empty{display:none}

/* Pantone lives directly below HEX in the existing picker. */
#colorPanel #pantonePanel{margin:8px 0 0;padding:0;border:0;border-radius:0}#colorPanel #pantonePanel .pantone-content{padding:0}#colorPanel #pantonePanel .pantone-row{align-items:center;gap:8px}#colorPanel #pantonePanel .pantone-row label{margin:0;flex:0 0 48px;font-size:10px}#colorPanel #pantonePanel input{padding:8px;min-height:34px;font-size:11px}#colorPanel #pantonePanel .pantone-row button{padding:7px 9px;font-size:10px}#colorPanel #pantoneCurrent{font-size:10px;opacity:.7}#colorPanel #pantonePanel .pantone-note{font-size:9px;margin-bottom:5px}

/* Fixed-height reference browser: wheel/touch scrolling stays inside the list. */
#colorPanel #pantoneSamples{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-content:start;gap:5px;height:190px;overflow-y:auto;overflow-x:hidden;overscroll-behavior-y:contain;scrollbar-gutter:stable;scrollbar-width:thin;padding:5px;border:1px solid #d6d8da;border-radius:8px}#colorPanel #pantoneSamples button{min-width:0;min-height:32px;text-align:left;overflow-wrap:anywhere}#colorPanel #pantoneSamples i{flex-shrink:0}#colorPanel #pantoneSamples:focus-visible{outline:2px solid #71879b;outline-offset:2px}