@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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;--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,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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:where(:not(iframe)){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}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}}:root{--night:#090b16;--night-rgb:9, 11, 22;--ink:#f8f7ff;--muted:#9ea4c2;--faint:#68729a;--panel:#15182fc2;--panel-strong:#1d213ef2;--line:#a4ade626;--line-strong:#b1bfff45;--field:#0608147a;--field-hover:#ffffff0f;--violet:#9170ff;--violet-bright:#bca9ff;--violet-light:#c0b2ff;--cyan:#4de3dc;--success:#75f3b4;--danger:#ff8ca3;--shadow:0 25px 60px #0000005c;--orb-one:#7650ff40;--orb-two:#2dd7ce29;--grid:#907cff0e}:root[data-theme=light]{--night:#f4f6ff;--night-rgb:244, 246, 255;--ink:#171a2d;--muted:#66708d;--faint:#7d86a1;--panel:#ffffffc2;--panel-strong:#fffffff2;--line:#41497c29;--line-strong:#41497c4d;--field:#f0f3ffe6;--field-hover:#7b68f214;--violet:#6847e8;--violet-bright:#6847e8;--violet-light:#7658ec;--cyan:#118e9b;--success:#15996e;--danger:#c4325e;--shadow:0 22px 55px #343a6624;--orb-one:#7b5af833;--orb-two:#17bfb42e;--grid:#6453ca13}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;color:var(--ink);background:var(--night);margin:0;font-family:Arial,Helvetica,sans-serif;transition:color .22s,background .22s}button,input,textarea,select{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--violet)}@supports (color:color-mix(in lab, red, red)){button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb, var(--violet) 60%, transparent)}}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline-offset:3px}::selection{background:var(--violet)}@supports (color:color-mix(in lab, red, red)){::selection{background:color-mix(in srgb, var(--violet) 52%, transparent)}}::selection{color:#fff}.app-shell{isolation:isolate;min-height:100vh;position:relative}.app-shell:before,.app-shell:after{content:"";pointer-events:none;filter:blur(2px);z-index:-1;border-radius:999px;position:fixed}.app-shell:before{background:#543edd24;width:36rem;height:36rem;top:23rem;left:-24rem}.app-shell:after{background:#11c2d017;width:25rem;height:25rem;top:39rem;right:-15rem}.container{width:min(1180px,100% - 40px);margin:0 auto}.site-header{justify-content:space-between;align-items:center;padding:25px 0;display:flex}.brand{letter-spacing:-.04em;color:#fff;align-items:center;gap:11px;font-size:20px;font-weight:800;text-decoration:none;display:inline-flex}.brand-mark{background:linear-gradient(135deg, var(--violet), #4f8dff);border-radius:12px;place-items:center;width:35px;height:35px;display:grid;box-shadow:0 8px 22px #7560ff54}.header-note{color:#bac2e7;align-items:center;gap:8px;font-size:13px;display:flex}.header-note svg{color:var(--success);width:15px}.hero{text-align:center;max-width:730px;margin:auto;padding:63px 0 43px}.eyebrow{color:#cec5ff;letter-spacing:.08em;text-transform:uppercase;background:#7d60ff1a;border:1px solid #a89cff40;border-radius:999px;align-items:center;gap:8px;padding:7px 12px;font-size:12px;font-weight:700;display:inline-flex}.eyebrow .pulse{background:var(--cyan);width:6px;height:6px;box-shadow:0 0 12px var(--cyan);border-radius:50%}h1{letter-spacing:-.072em;margin:18px 0 16px;font-size:clamp(42px,7vw,76px);font-weight:800;line-height:.97}h1 em{color:var(--violet-light);-webkit-text-fill-color:transparent;background:linear-gradient(100deg,#d7ceff 15%,#7deaff 88%);-webkit-background-clip:text;background-clip:text;font-style:normal}.hero-copy{max-width:550px;color:var(--muted);margin:0 auto;font-size:17px;line-height:1.6}.workspace{grid-template-columns:minmax(0,1.04fr) minmax(340px,.96fr);align-items:start;gap:20px;padding-bottom:33px;display:grid}.builder,.preview-card,.feature-card{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.builder{border-radius:24px;overflow:hidden}.builder-section{padding:24px}.builder-section+.builder-section{border-top:1px solid var(--line)}.section-heading{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:17px;display:flex}.section-heading h2,.preview-heading h2{letter-spacing:-.01em;margin:0;font-size:15px}.section-heading span{color:var(--faint);font-size:12px}.type-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:7px;display:grid}.type-button{color:#a7b0d4;text-align:center;background:#ffffff06;border:1px solid #0000;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:6px;min-height:70px;padding:7px 4px;font-size:10px;font-weight:650;line-height:1.1;transition:all .22s;display:flex}.type-button svg{width:18px}.type-button:hover{color:#e9ebff;background:#ffffff0f}.type-button.is-active{color:#fff;background:linear-gradient(145deg,#8363ff42,#4c87ff1f);border-color:#9175ff8f;box-shadow:inset 0 1px #ffffff21,0 8px 18px #1e15693d}.form-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.field{gap:8px;display:grid}.field.full{grid-column:1/-1}.field label,.field-label{color:#cfd5ef;font-size:12px;font-weight:650}.field small{color:var(--faint);font-size:11px;font-weight:500}.text-input,.select-input{border:1px solid var(--line);color:#f4f5ff;background:#06091c73;border-radius:12px;width:100%;padding:12px 13px;transition:border-color .2s,background .2s,box-shadow .2s}.text-input::placeholder{color:#687294}.text-input:hover,.select-input:hover{border-color:var(--line-strong)}.text-input:focus,.select-input:focus{background:#0b0f27d9;border-color:#8168ffcc;outline:none;box-shadow:0 0 0 4px #7a60ff1f}textarea.text-input{resize:vertical;min-height:97px;line-height:1.5}textarea.compact-textarea{min-height:74px}input[type=datetime-local]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}.segmented-control{border:1px solid var(--line);background:#06091c4d;border-radius:13px;grid-template-columns:1fr 1fr;gap:5px;padding:4px;display:grid}.segment-button{min-height:37px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:9px;font-size:11px;font-weight:700;transition:color .2s,background .2s,box-shadow .2s}.segment-button:hover{color:var(--ink);background:var(--field-hover)}.segment-button.is-active{color:#fff;background:linear-gradient(135deg,#8767ffd1,#5c82f7d1);box-shadow:0 5px 12px #372b9f40}.field-error{color:var(--danger);margin:-2px 0 0;font-size:12px}.vietqr-note{border:1px solid var(--cyan);margin:-1px 0 0;padding:10px 11px}@supports (color:color-mix(in lab, red, red)){.vietqr-note{border:1px solid color-mix(in srgb, var(--cyan) 24%, transparent)}}.vietqr-note{color:var(--muted);background:var(--cyan);border-radius:11px}@supports (color:color-mix(in lab, red, red)){.vietqr-note{background:color-mix(in srgb, var(--cyan) 7%, transparent)}}.vietqr-note{font-size:11px;line-height:1.5}.appearance-grid{grid-template-columns:1.15fr .85fr;gap:22px;display:grid}.preset-row{flex-wrap:wrap;gap:8px;display:flex}.preset{background:0 0;border:1px solid #0000;border-radius:11px;width:36px;height:36px;padding:3px;transition:transform .2s,border-color .2s}.preset:hover{transform:translateY(-2px)}.preset.is-active{border-color:#dad7ff}.preset span{background:var(--swatch);border-radius:7px;width:100%;height:100%;display:block}.color-controls{gap:8px;display:flex}.color-swatch{border:1px solid var(--line);min-width:0;color:var(--muted);background:#07091959;border-radius:11px;flex:1;align-items:center;gap:8px;padding:7px 8px;font-size:11px;display:flex;position:relative;overflow:hidden}.color-swatch input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.color-dot{background:var(--color);border:1px solid #ffffff54;border-radius:5px;flex:none;width:17px;height:17px}.preview-card{border-radius:24px;flex-direction:column;min-height:577px;padding:20px;display:flex;position:sticky;top:20px;overflow:hidden}.preview-card:before{content:"";filter:blur(26px);background:#7154ff38;border-radius:50%;width:250px;height:250px;position:absolute;top:-120px;left:-100px}.preview-heading,.preview-footer,.preview-detail{z-index:1;position:relative}.preview-heading{justify-content:space-between;align-items:center;display:flex}.scan-status{color:#a9edca;align-items:center;gap:6px;font-size:11px;font-weight:700;display:inline-flex}.scan-status span{background:var(--success);width:6px;height:6px;box-shadow:0 0 12px var(--success);border-radius:100%}.qr-stage{z-index:1;background-image:linear-gradient(#ffffff07 1px,#0000 1px),linear-gradient(90deg,#ffffff07 1px,#0000 1px);background-size:17px 17px;border:1px solid #ffffff24;border-radius:21px;flex:1;place-items:center;min-height:335px;margin:19px 0;display:grid;position:relative}.qr-frame{aspect-ratio:1;background:#fff;border-radius:17%;place-items:center;width:min(73vw,274px);padding:13px;transition:transform .35s;display:grid;box-shadow:0 22px 50px #0000006b,0 0 0 8px #ffffff0d}.qr-frame:hover{transform:rotate(-1deg)scale(1.025)}.qr-image{width:100%;height:100%;image-rendering:pixelated;display:block}.empty-qr{color:#9297ae;background:repeating-conic-gradient(#e9e9e9 0 25%, #fafafa 0 50%) 50% / 23px 23px;text-align:center;place-items:center;width:100%;height:100%;font-size:12px;line-height:1.4;display:grid}.preview-detail{min-width:0;color:var(--muted);align-items:center;gap:9px;font-size:12px;display:flex}.preview-detail svg{color:var(--cyan);flex:none;width:16px}.preview-detail span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.preview-footer{grid-template-columns:1fr 1fr;gap:10px;margin-top:18px;display:grid}.action-button{color:#fff;border:1px solid #0000;border-radius:13px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:0 12px;font-size:13px;font-weight:750;transition:transform .2s,filter .2s,background .2s;display:inline-flex}.action-button:hover{filter:brightness(1.08);transform:translateY(-2px)}.action-button:active{transform:translateY(0)}.action-button.primary{background:linear-gradient(135deg,#8767ff,#5c82f7);box-shadow:0 10px 22px #4840d752}.action-button.secondary{border-color:var(--line-strong);background:#ffffff0d}.action-button svg{width:16px}.features{grid-template-columns:repeat(3,1fr);gap:13px;padding:0 0 62px;display:grid}.feature-card{box-shadow:none;border-radius:17px;gap:13px;padding:17px;display:flex}.feature-icon{width:35px;height:35px;color:var(--cyan);background:#53d9ff1a;border-radius:11px;flex:none;place-items:center;display:grid}.feature-icon svg{width:17px}.feature-card h3{margin:1px 0 4px;font-size:13px}.feature-card p{color:var(--muted);margin:0;font-size:12px;line-height:1.45}.toast{z-index:10;border:1px solid var(--success);align-items:center;gap:8px;padding:12px 15px;display:flex;position:fixed;bottom:25px;left:50%}@supports (color:color-mix(in lab, red, red)){.toast{border:1px solid color-mix(in srgb, var(--success) 35%, transparent)}}.toast{color:var(--ink);background:var(--panel-strong);box-shadow:var(--shadow);opacity:0;pointer-events:none;border-radius:13px;font-size:13px;font-weight:700;transition:all .24s;transform:translate(-50%,20px)}.toast.visible{opacity:1;transform:translate(-50%)}.toast svg{width:16px;color:var(--success)}.theme-toggle{border:1px solid var(--line);min-height:40px;color:var(--ink);background:var(--field);border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:0 12px;font-size:12px;font-weight:750;transition:transform .2s,border-color .2s,background .2s;display:inline-flex}.theme-toggle svg{width:16px;color:var(--violet-bright)}.theme-toggle:hover{border-color:var(--line-strong);background:var(--field-hover);transform:translateY(-2px)}.theme-toggle:active{transform:translateY(0)}:root[data-theme=light] .app-shell:before{background:var(--violet)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .app-shell:before{background:color-mix(in srgb, var(--violet) 14%, transparent)}}:root[data-theme=light] .app-shell:after{background:var(--cyan)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .app-shell:after{background:color-mix(in srgb, var(--cyan) 13%, transparent)}}:root[data-theme=light] .brand{color:var(--ink)}:root[data-theme=light] .section-heading span{color:var(--faint)}:root[data-theme=light] .type-button{color:var(--muted);background:#ffffff80}:root[data-theme=light] .type-button:hover{color:var(--ink);background:var(--field-hover)}:root[data-theme=light] .type-button.is-active{color:var(--ink);border-color:var(--violet)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .type-button.is-active{border-color:color-mix(in srgb, var(--violet) 50%, transparent)}}:root[data-theme=light] .type-button.is-active{background:linear-gradient(145deg, var(--violet), var(--cyan))}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .type-button.is-active{background:linear-gradient(145deg, color-mix(in srgb, var(--violet) 18%, white), color-mix(in srgb, var(--cyan) 9%, white))}}:root[data-theme=light] .type-button.is-active{box-shadow:inset 0 1px #fffc,0 8px 18px #4e39aa1f}:root[data-theme=light] .field label,:root[data-theme=light] .field-label{color:var(--ink)}:root[data-theme=light] .text-input,:root[data-theme=light] .select-input{color:var(--ink);background:var(--field)}:root[data-theme=light] .text-input::placeholder{color:var(--faint)}:root[data-theme=light] .text-input:focus,:root[data-theme=light] .select-input:focus{background:#fff}:root[data-theme=light] input[type=datetime-local]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=light] .segmented-control{background:var(--field)}:root[data-theme=light] .segment-button.is-active{color:#fff;background:linear-gradient(135deg, var(--violet), #5c82f7)}:root[data-theme=light] .color-swatch{background:var(--field)}:root[data-theme=light] .preset.is-active{border-color:var(--violet)}:root[data-theme=light] .preview-card:before{background:var(--violet)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .preview-card:before{background:color-mix(in srgb, var(--violet) 20%, transparent)}}:root[data-theme=light] .qr-stage{border-color:var(--line);background-image:linear-gradient(var(--violet) 1px, transparent 1px), linear-gradient(90deg, var(--violet) 1px, transparent 1px)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .qr-stage{background-image:linear-gradient(color-mix(in srgb, var(--violet) 7%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--violet) 7%, transparent) 1px, transparent 1px)}}:root[data-theme=light] .scan-status{color:var(--success)}:root[data-theme=light] .action-button.secondary{color:var(--ink);border-color:var(--line-strong);background:var(--field)}:root[data-theme=light] .action-button.secondary:hover{background:var(--field-hover)}:root[data-theme=light] .empty-qr{color:var(--muted)}:root[data-theme=light] .vietqr-note{background:var(--cyan)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=light] .vietqr-note{background:color-mix(in srgb, var(--cyan) 8%, white)}}@media (max-width:880px){.hero{padding-top:44px}.workspace{grid-template-columns:1fr}.preview-card{order:-1;min-height:490px;position:relative;top:auto}.qr-stage{min-height:285px}}@media (max-width:560px){.container{width:min(100% - 28px,1180px)}.site-header{padding:18px 0}.theme-toggle{width:40px;min-width:40px;padding:0}.theme-toggle span{display:none}.header-note{font-size:11px}.hero{text-align:left;padding:40px 0 31px}h1{font-size:clamp(42px,14vw,58px)}.hero-copy{margin-left:0;font-size:15px}.builder-section{padding:18px}.type-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:5px}.type-button{border-radius:12px;min-height:65px;font-size:9px}.type-button svg{width:17px}.form-grid,.appearance-grid{grid-template-columns:1fr;gap:14px}.segmented-control{grid-template-columns:1fr}.preview-card{border-radius:20px;min-height:468px;padding:16px}.features{grid-template-columns:1fr;padding-bottom:30px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}