/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::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]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance: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{.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--ink:#10243d;--blue:#1576d4;--cyan:#37b7e9;--pale:#eef8ff;--line:#d9e8f4;--muted:#64758a;--green:#13a06f}*{box-sizing:border-box}html{background:#f7fbfe}body{color:var(--ink);margin:0;font-family:Inter,PingFang SC,Microsoft YaHei,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer}a{color:var(--blue);text-decoration:none}.login-shell{background:#fff;grid-template-columns:minmax(520px,1.08fr) minmax(440px,.92fr);min-height:100vh;display:grid}.login-visual{color:#fff;background:radial-gradient(circle at 72% 18%,#5acff685,#0000 28%),linear-gradient(145deg,#083b84 0%,#0874c8 58%,#16a3d9 100%);flex-direction:column;padding:42px 7vw;display:flex;position:relative;overflow:hidden}.login-visual:before,.login-visual:after{content:"";border:1px solid #ffffff2e;border-radius:48% 52% 42% 58%;width:520px;height:520px;position:absolute;bottom:-180px;right:-190px;transform:rotate(28deg)}.login-visual:after{width:420px;height:420px;bottom:-255px;right:-90px}.brand{z-index:1;align-items:center;gap:12px;display:flex;position:relative}.brand-mark{color:#123f84;background:#8fd338;border-radius:16px;place-items:center;width:48px;height:48px;font-style:italic;font-weight:900;display:grid}.brand b{letter-spacing:.3px;font-size:22px;display:block}.brand small{opacity:.72;letter-spacing:1.2px;margin-top:2px;display:block}.brand.dark{color:var(--ink)}.hero-copy{z-index:1;max-width:650px;margin:auto 0 32px;position:relative}.eyebrow,.step{letter-spacing:2.4px;text-transform:uppercase;font-size:12px;font-weight:800}.hero-copy h1{letter-spacing:-3px;margin:18px 0 24px;font-size:clamp(48px,5.5vw,80px);line-height:1.08}.hero-copy>p:last-child{color:#ffffffc7;max-width:530px;font-size:18px;line-height:1.75}.footprint-art{opacity:.14;gap:8px;display:flex;position:absolute;top:20%;right:8%;transform:rotate(-14deg)}.footprint-art span{font-size:250px;line-height:1}.visual-note{z-index:1;color:#ffffffad;font-size:13px;position:relative}.login-panel{background:linear-gradient(#fff,#f7fbff);place-items:center;padding:48px;display:grid}.login-card{width:min(100%,440px)}.mobile-brand{display:none}.login-card h2{margin:0 0 8px;font-size:38px}.muted{color:var(--muted);margin:0 0 34px}.login-card form{gap:20px;display:grid}.login-card label{gap:9px;font-size:14px;font-weight:700;display:grid}.login-card input:not([type=checkbox]){background:#fff;border:1px solid #cfdeea;border-radius:12px;outline:none;width:100%;height:54px;padding:0 16px;transition:all .2s}.login-card input:focus{border-color:var(--blue);box-shadow:0 0 0 4px #1576d41a}.form-row{justify-content:space-between;align-items:center;font-size:13px;display:flex}.remember{color:var(--muted);grid-auto-flow:column;align-items:center;gap:8px!important;display:flex!important}.primary{background:linear-gradient(135deg,var(--blue),#0aa2d6);color:#fff;border:0;border-radius:12px;min-height:52px;padding:0 24px;font-weight:800;box-shadow:0 12px 24px #1576d438}.primary span{float:right}.guest{border:1px solid var(--line);width:100%;height:48px;color:var(--ink);background:#fff;border-radius:12px;margin-top:14px;font-weight:700}.privacy{text-align:center;color:#8a98a8;margin-top:24px;font-size:12px}.app-shell{background:#f4f9fc;min-height:100vh}.app-shell header{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;height:78px;padding:0 max(24px,5vw);display:flex}.text-button{color:var(--muted);background:0 0;border:0;font-weight:700}.workspace{width:min(1180px,100% - 40px);margin:0 auto;padding:54px 0 80px}.intro{justify-content:space-between;align-items:end;margin-bottom:30px;display:flex}.intro h1{letter-spacing:-1.4px;margin:8px 0;font-size:40px}.intro p:not(.step){color:var(--muted);margin:0}.step{color:var(--blue);margin:0}.progress{align-items:center;display:flex}.progress span{color:#9aabba;background:#fff;border:1px solid #cbdde9;border-radius:50%;place-items:center;width:30px;height:30px;font-size:12px;font-weight:800;display:grid}.progress span.active{background:var(--blue);color:#fff;border-color:var(--blue)}.progress i{background:#cbdde9;width:42px;height:1px;display:block}.content-grid{grid-template-columns:minmax(0,1fr) 300px;gap:22px;display:grid}.upload-card,.guide-card,.results,.samples{border:1px solid var(--line);background:#fff;border-radius:20px;box-shadow:0 12px 40px #113e630f}.upload-card{min-height:490px;padding:18px;position:relative}.dropzone{text-align:center;background:linear-gradient(145deg,#f8fcff,#eef8ff);border:1.5px dashed #a8cbe5;border-radius:15px;flex-direction:column;justify-content:center;align-items:center;min-height:452px;padding:32px;transition:all .2s;display:flex}.dropzone:hover,.dropzone:focus{border-color:var(--blue);background:#eef8ff;outline:none}.upload-icon{color:#fff;background:linear-gradient(145deg,#2a8fe7,#25bbe1);border-radius:22px;place-items:center;width:68px;height:68px;font-size:32px;display:grid;box-shadow:0 14px 28px #1982cd38}.dropzone h2{margin:22px 0 8px;font-size:24px}.dropzone p{color:var(--muted);margin:0 0 24px;font-size:14px}.dropzone .primary{min-width:160px}.preview{background:#102232;border-radius:15px;flex-direction:column;height:452px;display:flex;overflow:hidden}.preview>img{object-fit:contain;flex:1;width:100%;min-height:0}.preview-bar{background:#fff;justify-content:space-between;align-items:center;gap:16px;padding:14px 16px;display:flex}.preview-bar span{min-width:0}.preview-bar b,.preview-bar small{white-space:nowrap;text-overflow:ellipsis;display:block;overflow:hidden}.preview-bar small{color:var(--green);margin-top:4px;font-size:12px}.preview-bar button{color:var(--blue);background:#edf6fd;border:0;border-radius:8px;padding:8px 12px;font-size:13px;font-weight:700}.analyzing{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:#fff;background:#092136c7;border-radius:15px;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:18px}.analyzing span{border:4px solid #ffffff40;border-top-color:#fff;border-radius:50%;width:54px;height:54px;animation:.9s linear infinite spin}.analyzing b{margin-top:20px;font-size:20px}.analyzing small{color:#ffffffb3;margin-top:6px}@keyframes spin{to{transform:rotate(360deg)}}.error{color:#b93232;background:#fff1f1;border-radius:10px;margin-top:12px;padding:12px;font-size:14px}.guide-card{padding:28px}.guide-card h3{margin:0 0 26px;font-size:20px}.guide-card ol{counter-reset:guide;gap:28px;margin:0;padding:0;list-style:none;display:grid}.guide-card li{counter-increment:guide;padding-left:50px;position:relative}.guide-card li:before{content:counter(guide);width:34px;height:34px;color:var(--blue);background:#eaf6ff;border-radius:11px;place-items:center;font-weight:900;display:grid;position:absolute;top:0;left:0}.guide-card b,.guide-card span{display:block}.guide-card span{color:var(--muted);margin-top:4px;font-size:13px;line-height:1.55}.mini-tip{color:#188264;background:#f0fbf8;border-radius:12px;margin-top:34px;padding:16px;font-size:13px;line-height:1.55}.samples{align-items:center;gap:14px;margin-top:22px;padding:18px 20px;display:flex}.samples>div{margin-right:auto}.samples h3{margin:0;font-size:16px}.samples p{color:var(--muted);margin:5px 0 0;font-size:12px}.samples button{width:108px;height:72px;box-shadow:0 0 0 1px var(--line);background:#e9f3f9;border:2px solid #fff;border-radius:12px;padding:0;position:relative;overflow:hidden}.samples img{object-fit:cover;width:100%;height:100%}.samples button span{color:#fff;background:#061b2dc2;border-radius:5px;padding:3px 6px;font-size:10px;position:absolute;bottom:5px;left:6px}.results{margin-top:28px;padding:30px}.result-head{justify-content:space-between;align-items:center;display:flex}.result-head h2{margin:6px 0 0;font-size:28px}.result-status{color:#168061;background:#e8f8f2;border-radius:99px;padding:8px 12px;font-size:12px;font-weight:800}.result-grid{grid-template-columns:1fr 1fr;gap:18px;margin-top:24px;display:grid}.result-grid article{border:1px solid var(--line);background:linear-gradient(145deg,#fff,#f7fbfe);border-radius:16px;padding:22px;position:relative}.foot-side{color:var(--blue);background:#eaf5fd;border-radius:99px;padding:6px 10px;font-size:12px;font-weight:800;position:absolute;top:18px;right:18px}.result-type span,.result-type strong{display:block}.result-type span{font-size:25px;font-weight:900}.result-type strong{color:var(--blue);margin-top:5px;font-size:13px}.meter{background:#e7eff5;border-radius:99px;height:8px;margin:24px 0 16px;overflow:hidden}.meter i{border-radius:inherit;background:linear-gradient(90deg,#55c7e8,#1576d4,#7d5cd6);height:100%;display:block}.result-grid dl{gap:40px;margin:0;display:flex}.result-grid dl div{gap:4px;display:grid}.result-grid dt{color:var(--muted);font-size:12px}.result-grid dd{margin:0;font-size:20px;font-weight:900}.result-grid article>p{color:var(--muted);margin:18px 0 0;font-size:13px}.range{border-radius:10px;grid-template-columns:repeat(5,1fr);margin-top:22px;display:grid;overflow:hidden}.range span{text-align:center;color:#fff;background:#3781ce;padding:10px 5px;font-size:10px}.range span:nth-child(2){background:#24a5bc}.range span:nth-child(3){background:#3ba57b}.range span:nth-child(4){background:#d89a31}.range span:nth-child(5){background:#d35e4d}.disclaimer{color:#7c8b9a;border-top:1px solid var(--line);margin:20px 0 0;padding-top:18px;font-size:12px;line-height:1.65}footer{color:#90a9bd;background:#0d2944;justify-content:space-between;gap:16px;padding:24px max(24px,5vw);font-size:12px;display:flex}.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}@media (max-width:900px){.login-shell{grid-template-columns:1fr}.login-visual{display:none}.login-panel{min-height:100vh;padding:30px}.mobile-brand{color:var(--blue);letter-spacing:1.6px;margin-bottom:40px;font-weight:900;display:block}.content-grid{grid-template-columns:1fr}.guide-card{display:none}.samples{overflow:auto}.samples>div{min-width:170px}.intro{align-items:start}.progress{display:none}}@media (max-width:620px){.app-shell header{height:68px}.brand-mark{border-radius:13px;width:42px;height:42px}.brand b{font-size:18px}.workspace{width:min(100% - 24px,1180px);padding-top:34px}.intro h1{font-size:32px}.upload-card{min-height:410px;padding:10px}.dropzone,.preview{height:388px;min-height:388px}.samples{padding:14px}.samples>div{display:none}.samples button{min-width:92px;height:68px}.results{padding:18px}.result-grid,.range{grid-template-columns:1fr}.range span{text-align:left;padding-left:12px}.login-card h2{font-size:32px}footer{flex-direction:column}.result-head{align-items:start;gap:12px}.result-status{white-space:nowrap}}
