:root{--accent-50: oklch(.98 .02 165);--accent-100: oklch(.95 .04 165);--accent-200: oklch(.9 .07 166);--accent-400: oklch(.72 .12 168);--accent-500: oklch(.62 .13 169);--accent-600: oklch(.53 .12 170);--accent-700: oklch(.45 .1 171);--accent-800: oklch(.38 .08 172);--neutral-50: oklch(.985 .002 145);--neutral-100: oklch(.97 .003 145);--neutral-200: oklch(.93 .004 145);--neutral-300: oklch(.87 .005 145);--neutral-400: oklch(.71 .006 145);--neutral-500: oklch(.56 .006 145);--neutral-600: oklch(.44 .006 145);--neutral-800: oklch(.27 .006 145);--neutral-900: oklch(.21 .006 145);--neutral-950: oklch(.15 .006 145);--background: var(--neutral-50);--foreground: var(--neutral-900);--card: oklch(1 0 0);--muted-foreground: var(--neutral-500);--border: var(--neutral-200);--input: var(--neutral-300);--primary: var(--accent-600);--primary-hover: var(--accent-700);--primary-foreground: oklch(.99 .01 165);--ring: var(--accent-500);--destructive: oklch(.58 .2 27);--paper-ink: oklch(.27 .006 145);--paper-soft: oklch(.56 .006 145);--paper-rule: oklch(.93 .004 145);--paper-teal: oklch(.53 .12 170);--radius: .625rem;--radius-md: calc(var(--radius) - 2px);--radius-xl: calc(var(--radius) + 4px);--font-sans: "Inter Variable", "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace}@media(prefers-color-scheme:dark){:root{--background: var(--neutral-950);--foreground: var(--neutral-100);--card: var(--neutral-900);--muted-foreground: var(--neutral-400);--border: var(--neutral-800);--input: var(--neutral-600);--primary: var(--accent-400);--primary-hover: var(--accent-500);--primary-foreground: var(--neutral-950);--ring: var(--accent-500)}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);color:var(--foreground);font-family:var(--font-sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit}.container{width:min(1120px,100% - 48px);margin-inline:auto}.eyebrow{font-size:12.5px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--primary)}.site-header{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--border);background:color-mix(in oklch,var(--background) 82%,transparent);backdrop-filter:blur(10px)}.site-header .container{display:flex;align-items:center;gap:28px;padding-block:14px}.wordmark{font-size:18px;font-weight:650;letter-spacing:-.02em;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.wordmark .beta{font-size:11px;font-weight:600;letter-spacing:.04em;color:var(--accent-800);background:var(--accent-100);border-radius:999px;padding:2px 9px}@media(prefers-color-scheme:dark){.wordmark .beta{color:var(--accent-200);background:var(--accent-800)}}.site-nav{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:14px;font-weight:500}.site-nav a{text-decoration:none;color:var(--muted-foreground);transition:color .15s ease}.site-nav a:hover{color:var(--foreground)}.site-nav .lang{border-left:1px solid var(--border);padding-left:22px}.site-nav .nav-cta,.site-nav .nav-cta:hover{color:var(--primary-foreground)}@media(max-width:720px){.site-nav .hide-mobile{display:none}}.btn{display:inline-block;font-family:var(--font-sans);font-size:14px;font-weight:600;color:var(--primary-foreground);background:var(--primary);border:none;border-radius:var(--radius-md);padding:11px 20px;cursor:pointer;text-decoration:none;transition:background .15s ease,transform .1s ease}.btn:hover{background:var(--primary-hover)}.btn:active{transform:translateY(1px)}:is(a,button,input):focus-visible{outline:2px solid var(--ring);outline-offset:2px}.access-form{display:flex;gap:10px;flex-wrap:wrap}.access-form input[type=email]{flex:1 1 240px;font-family:var(--font-sans);font-size:15px;color:var(--foreground);background:var(--card);border:1px solid var(--input);border-radius:var(--radius-md);padding:11px 14px;min-width:0;transition:border-color .15s ease,box-shadow .15s ease}.access-form input[type=email]::placeholder{color:var(--muted-foreground)}.access-form input[type=email]:focus{outline:none;border-color:var(--ring);box-shadow:0 0 0 3px color-mix(in oklch,var(--ring) 25%,transparent)}.form-note{margin-top:12px;font-size:14px;color:var(--muted-foreground);max-width:46ch}.form-error{display:none;margin-top:10px;font-size:13.5px;font-weight:500;color:var(--destructive)}.form-wrap.is-error .form-error{display:block}.form-received{display:none;border:3px double var(--primary);border-radius:var(--radius-md);color:var(--primary);padding:18px 22px;transform:rotate(-2deg);max-width:420px}.form-received .received-title{font-family:var(--font-mono);font-size:16px;font-weight:700;letter-spacing:.1em;text-transform:uppercase}.form-received .received-body{font-size:14px;color:var(--foreground);margin-top:6px}.form-wrap.is-success form,.form-wrap.is-success .form-note{display:none}.form-wrap.is-success .form-received{display:block;animation:stamp-in-flat .45s cubic-bezier(.2,1.4,.4,1) both}.hero{padding-block:88px 96px}.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}.hero h1{font-weight:700;font-size:clamp(2.3rem,4.8vw,3.5rem);line-height:1.08;letter-spacing:-.03em;margin:16px 0 18px}.hero .subtitle{font-size:17px;color:var(--muted-foreground);max-width:54ch;margin:0 0 32px}@media(max-width:920px){.hero{padding-block:56px 64px}.hero .container{grid-template-columns:1fr;gap:56px}}.invoice{position:relative;background:#fff;color:var(--paper-ink);border:1px solid var(--paper-rule);border-radius:var(--radius-xl);box-shadow:0 1px 2px #171e1b0f,0 24px 48px -24px #171e1b59;transform:rotate(-.6deg);padding:26px 30px 28px;font-family:var(--font-mono);font-size:13px;max-width:520px;justify-self:center;width:100%}.inv-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:10px;border-bottom:2px solid var(--paper-ink)}.inv-brand{font-weight:700;letter-spacing:.14em}.inv-doctype{font-size:10.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--paper-soft);text-align:right}.inv-meta{display:flex;flex-direction:column;gap:2px;padding-block:10px;font-size:11.5px;color:var(--paper-soft)}.inv-row{display:flex;justify-content:space-between;gap:16px;padding-block:8px;border-top:1px dashed var(--paper-rule)}.inv-row .num{color:var(--paper-soft);margin-right:10px}.inv-row .tick{color:var(--paper-teal);white-space:nowrap}.inv-total{display:flex;justify-content:space-between;gap:16px;margin-top:2px;padding-block:10px;border-top:2px solid var(--paper-ink);font-weight:700;font-size:14px}.inv-foot{display:flex;justify-content:space-between;align-items:flex-end;margin-top:14px}.inv-qr{display:flex;flex-direction:column;gap:6px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--paper-soft)}.inv-qr svg{display:block}.stamp{font-weight:700;font-size:17px;letter-spacing:.12em;text-transform:uppercase;color:var(--paper-teal);border:3px double var(--paper-teal);border-radius:6px;padding:8px 14px 6px;text-align:center;transform:rotate(-8deg);opacity:.92;mix-blend-mode:multiply;animation:stamp-in .55s cubic-bezier(.2,1.4,.4,1) .55s both}.stamp .stamp-date{display:block;font-size:10px;font-weight:600;letter-spacing:.2em}@keyframes stamp-in{0%{transform:rotate(-8deg) scale(1.7);opacity:0}65%{transform:rotate(-8deg) scale(.95);opacity:.92}to{transform:rotate(-8deg) scale(1);opacity:.92}}@keyframes stamp-in-flat{0%{transform:rotate(-2deg) scale(1.4);opacity:0}to{transform:rotate(-2deg) scale(1);opacity:1}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.stamp,.form-wrap.is-success .form-received{animation:none}}@media(max-width:520px){.invoice{padding-inline:22px}.inv-foot{flex-direction:column;align-items:flex-start;gap:16px}.stamp{align-self:flex-end}}.section{padding-block:84px;border-top:1px solid var(--border)}.section h2{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:650;letter-spacing:-.025em;margin:10px 0 8px}.section .intro{color:var(--muted-foreground);max-width:60ch;margin:0 0 36px}@media(max-width:720px){.section{padding-block:56px}}.feature-list{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);padding-inline:24px;box-shadow:0 1px 2px #171e1b0a}.feature{display:grid;grid-template-columns:48px 230px 1fr auto;gap:24px;align-items:baseline;padding-block:18px}.feature+.feature{border-top:1px solid var(--border)}.feature .f-num{font-family:var(--font-mono);font-size:13px;color:var(--muted-foreground)}.feature .f-name{font-size:15.5px;font-weight:600;letter-spacing:-.01em}.feature .f-desc{color:var(--muted-foreground);font-size:14.5px;margin:0}.feature .f-badge{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--accent-800);background:var(--accent-100);border-radius:999px;padding:3px 10px;white-space:nowrap}.feature .f-badge.plain{color:var(--primary);background:transparent;padding-inline:0}@media(prefers-color-scheme:dark){.feature .f-badge{color:var(--accent-200);background:var(--accent-800)}.feature .f-badge.plain{background:transparent}}@media(max-width:860px){.feature{grid-template-columns:36px 1fr auto}.feature .f-desc{grid-column:2 / 3}}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.step{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:24px;box-shadow:0 1px 2px #171e1b0a}.step .s-num{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:999px;background:var(--accent-100);color:var(--accent-800);font-family:var(--font-mono);font-size:13px;font-weight:700}@media(prefers-color-scheme:dark){.step .s-num{background:var(--accent-800);color:var(--accent-200)}}.step h3{font-size:17px;font-weight:650;letter-spacing:-.015em;margin:12px 0 6px}.step p{color:var(--muted-foreground);font-size:14.5px;margin:0}@media(max-width:860px){.steps{grid-template-columns:1fr;gap:16px}}.coupon{position:relative;border:1.5px dashed var(--neutral-300);background:var(--card);border-radius:var(--radius-xl);padding:48px clamp(24px,6vw,64px);max-width:720px;margin-inline:auto;text-align:center}@media(prefers-color-scheme:dark){.coupon{border-color:var(--neutral-600)}}.coupon:before{content:"✂";position:absolute;top:-14px;left:40px;background:var(--background);color:var(--muted-foreground);padding-inline:8px;font-size:16px}.coupon h2{margin-top:0}.coupon .intro{margin-inline:auto;margin-bottom:28px}.coupon .access-form{justify-content:center}.coupon .form-received{margin-inline:auto}.site-footer{border-top:1px solid var(--border);padding-block:28px}.site-footer .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-foreground)}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-cyrillic-ext-wght-normal.BOeWTOD4.woff2) format("woff2-variations");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-cyrillic-wght-normal.DqGufNeO.woff2) format("woff2-variations");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-greek-ext-wght-normal.DlzME5K_.woff2) format("woff2-variations");unicode-range:U+1F00-1FFF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-greek-wght-normal.CkhJZR-_.woff2) format("woff2-variations");unicode-range:U+0370-0377,U+037A-037F,U+0384-038A,U+038C,U+038E-03A1,U+03A3-03FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-vietnamese-wght-normal.CBcvBZtf.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-latin-ext-wght-normal.DO1Apj_S.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/inter-latin-wght-normal.Dx4kXJAl.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-cyrillic-ext-400-normal.xuaO2J-f.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-ext-400-normal.DMdlQ8Kv.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-cyrillic-400-normal.BSMlKf0J.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-400-normal.CEL4l2ZJ.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-vietnamese-400-normal.BulugwFq.woff2) format("woff2"),url(/_astro/ibm-plex-mono-vietnamese-400-normal.DDuiU_S-.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-latin-ext-400-normal.BmRBH3aV.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-ext-400-normal.D3D2R8hC.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/_astro/ibm-plex-mono-latin-400-normal.DMJ8VG8y.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-400-normal.CvHOgSBP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/ibm-plex-mono-cyrillic-ext-600-normal.V-xxqcpd.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-ext-600-normal.9HEixskS.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/ibm-plex-mono-cyrillic-600-normal.CTOM6hUh.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-600-normal.fLZuRloM.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/ibm-plex-mono-vietnamese-600-normal.D2EvbN8M.woff2) format("woff2"),url(/_astro/ibm-plex-mono-vietnamese-600-normal.iLQfcSjf.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/ibm-plex-mono-latin-ext-600-normal.D38SheWl.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-ext-600-normal.DmB0ttJJ.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:600;src:url(/_astro/ibm-plex-mono-latin-600-normal.BgSNZQsw.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-600-normal.DWFSQ4vo.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/ibm-plex-mono-cyrillic-ext-700-normal.BDQ-w_bc.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-ext-700-normal.CtgKGIh5.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/ibm-plex-mono-cyrillic-700-normal.Bp80XfeI.woff2) format("woff2"),url(/_astro/ibm-plex-mono-cyrillic-700-normal.O_YjL27c.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/ibm-plex-mono-vietnamese-700-normal.apsD3J7v.woff2) format("woff2"),url(/_astro/ibm-plex-mono-vietnamese-700-normal.Bs14ezHR.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/ibm-plex-mono-latin-ext-700-normal.Dhimjc7-.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-ext-700-normal.Cwsjk1Jb.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:700;src:url(/_astro/ibm-plex-mono-latin-700-normal.7sUh57Bg.woff2) format("woff2"),url(/_astro/ibm-plex-mono-latin-700-normal.CNHXzs6v.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
