/* Consdinamic — design system (see .impeccable/surfaces for the direction contract)
   Ground: white, hairline grid. Ink: near-black. Accent: emerald (mint on dark). */

@font-face {
  font-family: "Onest";
  font-weight: 300 900;
  font-display: swap;
  font-style: normal;
  src: url("fonts/Onest-300-900-latin.woff2") format("woff2");
  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: "Onest";
  font-weight: 300 900;
  font-display: swap;
  font-style: normal;
  src: url("fonts/Onest-300-900-latin-ext.woff2") format("woff2");
  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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Onest";
  font-weight: 300 900;
  font-display: swap;
  font-style: normal;
  src: url("fonts/Onest-300-900-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face { font-family: 'Onest'; font-weight: 300 900; font-display: swap; font-style: normal;
  src: url('fonts/Onest-300-900-math.woff2') format('woff2');
  unicode-range: U+0302-0303, U+0305, U+0307-0308, U+0310, U+0312, U+0315, U+031A, U+0326-0327, U+032C, U+032F-0330, U+0332-0333, U+0338, U+033A, U+0346, U+034D, U+0391-03A1, U+03A3-03A9, U+03B1-03C9, U+03D1, U+03D5-03D6, U+03F0-03F1, U+03F4-03F5, U+2016-2017, U+2034-2038, U+203C, U+2040, U+2043, U+2047, U+2050, U+2057, U+205F, U+2070-2071, U+2074-209F, U+20D0-20DC, U+20E1, U+20E5-20EF, U+2100-2112, U+2114-2115, U+2117-2121, U+2123-214F, U+2190, U+2192, U+2194-21AE, U+21B0-21E5, U+21F1-21F2, U+21F4-2211, U+2213-2214, U+2216-22FF, U+2308-230B, U+2310, U+2319, U+231C-2321, U+2336-237A, U+237C, U+2395, U+239B-23B7, U+23D0, U+23DC-23E1, U+2474-2475, U+25AF, U+25B3, U+25B7, U+25BD, U+25C1, U+25CA, U+25CC, U+25FB, U+266D-266F, U+27C0-27FF, U+2900-2AFF, U+2B0E-2B11, U+2B30-2B4C, U+2BFE, U+3030, U+FF5B, U+FF5D, U+1D400-1D7FF, U+1EE00-1EEFF; }
@font-face { font-family: 'Onest'; font-weight: 300 900; font-display: swap; font-style: normal;
  src: url('fonts/Onest-300-900-symbols.woff2') format('woff2');
  unicode-range: U+0001-000C, U+000E-001F, U+007F-009F, U+20DD-20E0, U+20E2-20E4, U+2150-218F, U+2190, U+2192, U+2194-2199, U+21AF, U+21E6-21F0, U+21F3, U+2218-2219, U+2299, U+22C4-22C6, U+2300-243F, U+2440-244A, U+2460-24FF, U+25A0-27BF, U+2800-28FF, U+2921-2922, U+2981, U+29BF, U+29EB, U+2B00-2BFF, U+4DC0-4DFF, U+FFF9-FFFB, U+10140-1018E, U+10190-1019C, U+101A0, U+101D0-101FD, U+102E0-102FB, U+10E60-10E7E, U+1D2C0-1D2D3, U+1D2E0-1D37F, U+1F000-1F0FF, U+1F100-1F1AE, U+1F1E6-1F1FF, U+1F30D-1F30F, U+1F315, U+1F31C, U+1F31E, U+1F320-1F32C, U+1F336, U+1F378, U+1F37D, U+1F382, U+1F393-1F39F, U+1F3A7-1F3A8, U+1F3AC-1F3AF, U+1F3C2, U+1F3C4-1F3C6, U+1F3CA-1F3CE, U+1F3D4-1F3E0, U+1F3ED, U+1F3F1-1F3F3, U+1F3F5-1F3F7, U+1F408, U+1F415, U+1F41F, U+1F426, U+1F43F, U+1F441-1F442, U+1F444, U+1F446-1F449, U+1F44C-1F44E, U+1F453, U+1F46A, U+1F47D, U+1F4A3, U+1F4B0, U+1F4B3, U+1F4B9, U+1F4BB, U+1F4BF, U+1F4C8-1F4CB, U+1F4D6, U+1F4DA, U+1F4DF, U+1F4E3-1F4E6, U+1F4EA-1F4ED, U+1F4F7, U+1F4F9-1F4FB, U+1F4FD-1F4FE, U+1F503, U+1F507-1F50B, U+1F50D, U+1F512-1F513, U+1F53E-1F54A, U+1F54F-1F5FA, U+1F610, U+1F650-1F67F, U+1F687, U+1F68D, U+1F691, U+1F694, U+1F698, U+1F6AD, U+1F6B2, U+1F6B9-1F6BA, U+1F6BC, U+1F6C6-1F6CF, U+1F6D3-1F6D7, U+1F6E0-1F6EA, U+1F6F0-1F6F3, U+1F6F7-1F6FC, U+1F700-1F80B, U+1F810-1F847, U+1F850-1F859, U+1F860-1F887, U+1F890-1F8AD, U+1F8B0-1F8BB, U+1F8C0-1F8C1, U+1F8D0-1F8D8, U+1F900-1F90B, U+1F93B, U+1F946, U+1F984, U+1F996, U+1F9E9, U+1FA00-1FA6F, U+1FA70-1FA7C, U+1FA80-1FAC6, U+1FAC8, U+1FACC-1FADD, U+1FADF-1FAEB, U+1FAEF-1FAFA, U+1FB00-1FBFF; }
@font-face {
  font-family: "Plex Mono";
  font-weight: 400;
  font-display: swap;
  src: url("fonts/IBMPlexMono-400-latin.woff2") format("woff2");
  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: "Plex Mono";
  font-weight: 400;
  font-display: swap;
  src: url("fonts/IBMPlexMono-400-latin-ext.woff2") format("woff2");
  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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Plex Mono";
  font-weight: 400;
  font-display: swap;
  src: url("fonts/IBMPlexMono-400-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Plex Mono";
  font-weight: 500;
  font-display: swap;
  src: url("fonts/IBMPlexMono-500-latin.woff2") format("woff2");
  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: "Plex Mono";
  font-weight: 500;
  font-display: swap;
  src: url("fonts/IBMPlexMono-500-latin-ext.woff2") format("woff2");
  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-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Plex Mono";
  font-weight: 500;
  font-display: swap;
  src: url("fonts/IBMPlexMono-500-cyrillic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}

:root {
  --bg: #ffffff;
  --ink: #0a0a0a;
  --mute: #5f5f5f;
  --line: #e4e4e4;
  --line-strong: #0a0a0a;
  --panel: #f7f7f7;
  --accent: #0e7a4f;
  --accent-ink: #0b5e3d;
  --accent-soft: #e7f5ee;
  --mint: #2ee59d;
  --dark: #111111;
  --dark-2: #171717;
  --dark-line: #2a2a2a;
  --dark-mute: #9a9a9a;
  --sans: "Onest", "Segoe UI", Roboto, Arial, sans-serif;
  --mono: "Plex Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace;
  --wrap: 1280px;
  --gutter: 16px;
  --pad: 32px;
  --r: 10px;
  --dot: radial-gradient(
    circle at 1px 1px,
    rgba(255, 255, 255, 0.14) 1px,
    transparent 1.2px
  );
  --dot-light: radial-gradient(
    circle at 1px 1px,
    rgba(10, 10, 10, 0.12) 1px,
    transparent 1.2px
  );
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  font-feature-settings: "ss01" 0;
  -webkit-font-smoothing: antialiased;
}
::selection {
  background: var(--accent);
  color: #fff;
}
a {
  color: inherit;
  text-decoration: none;
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
img,
svg,
canvas {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-wrap: balance;
}
h1 {
  font-size: clamp(34px, 4.1vw, 56px);
}
h2 {
  font-size: clamp(28px, 3vw, 40px);
}
h3 {
  font-size: clamp(20px, 2vw, 24px);
  line-height: 1.25;
}
p {
  margin: 0;
}
.lead {
  font-size: 19px;
  color: #2a2a2a;
  max-width: 56ch;
}
.muted {
  color: var(--mute);
}

/* mono labels */
.k {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.k.plain {
  color: var(--mute);
}
.mono {
  font-family: var(--mono);
  font-size: 13px;
}

/* grid frame */
.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
@media (min-width: 900px) {
  .wrap {
    padding: 0 var(--pad);
  }
}
.frame {
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}
@media (max-width: 899px) {
  .frame {
    border-left: 0;
    border-right: 0;
  }
}
.sec {
  border-top: 1px solid var(--line);
}
.cell {
  padding: 28px var(--gutter);
}
@media (min-width: 900px) {
  .cell {
    padding: 40px var(--pad);
  }
}
.cols {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .cols-2 {
    grid-template-columns: 1fr 1fr;
  }
  .cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .cols-4 {
    grid-template-columns: repeat(4, 1fr);
  }
  .cols-7-5 {
    grid-template-columns: 7fr 5fr;
  }
  .cols-5-7 {
    grid-template-columns: 5fr 7fr;
  }
  .cols > * + * {
    border-left: 1px solid var(--line);
  }
}
@media (max-width: 899px) {
  .cols > * + * {
    border-top: 1px solid var(--line);
  }
}
.rows > * + * {
  border-top: 1px solid var(--line);
}

/* buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 44px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 15px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  transition:
    transform 0.18s cubic-bezier(0.2, 0.8, 0.2, 1),
    background 0.18s;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover {
  background: #222;
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn.ghost {
  background: #fff;
  color: var(--ink);
  border-color: #c9c9c9;
}
.btn.ghost:hover {
  background: var(--panel);
}
.btn.mint {
  background: var(--mint);
  border-color: var(--mint);
  color: #062;
}
.btn.mint:hover {
  background: #4df0ae;
}
.btn svg {
  width: 16px;
  height: 16px;
}

/* header */
.top {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.top .bar {
  height: 68px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: 20px;
}
.brand .mark {
  width: 26px;
  height: 26px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
}
.brand .mark i {
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #c4c4c4;
}
.brand .mark i.on {
  background: var(--accent);
}
.nav {
  display: none;
  gap: 4px;
  margin-left: 12px;
}
.nav a {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 15px;
  color: #222;
}
.nav a:hover {
  background: var(--panel);
}
.langs {
  display: flex;
  gap: 2px;
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.langs a {
  padding: 6px 8px;
  border-radius: 6px;
  color: var(--mute);
}
.langs a[aria-current="page"] {
  color: var(--ink);
  background: var(--panel);
}
.top .btn {
  height: 38px;
  padding: 0 16px;
  font-size: 14px;
}
.burger {
  display: inline-flex;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.burger span {
  width: 16px;
  height: 2px;
  background: var(--ink);
  box-shadow:
    0 -5px 0 var(--ink),
    0 5px 0 var(--ink);
}
@media (min-width: 1040px) {
  .nav {
    display: flex;
  }
  .burger {
    display: none;
  }
}
.drawer {
  display: none;
  border-top: 1px solid var(--line);
  padding: 8px var(--gutter) 16px;
  background: #fff;
}
.drawer.open {
  display: grid;
}
.drawer a {
  padding: 12px 4px;
  border-bottom: 1px solid var(--line);
  font-size: 17px;
}

/* hero */
.hero .copy {
  padding: 56px var(--gutter) 48px;
}
@media (min-width: 900px) {
  .hero .copy {
    padding: 88px var(--pad) 72px;
  }
}
.hero h1 {
  max-width: none;
  font-size: clamp(34px, 3.7vw, 52px);
}
.hero .lead {
  margin-top: 22px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.assure {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin-top: 28px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
  letter-spacing: 0.04em;
}
.assure span::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-right: 8px;
  vertical-align: 2px;
}

/* dark panels */
.dark {
  background: var(--dark);
  color: #f2f2f2;
}
.dotgrid {
  background-color: var(--dark);
  background-image: var(--dot);
  background-size: 18px 18px;
}
.dotgrid-light {
  background-color: var(--panel);
  background-image: var(--dot-light);
  background-size: 18px 18px;
}
.dark .k {
  color: var(--mint);
}
.dark .muted {
  color: var(--dark-mute);
}
.nnwrap {
  position: relative;
  min-height: 360px;
  height: 100%;
  display: grid;
  grid-template-rows: 1fr auto;
}
.nnwrap canvas {
  width: 100%;
  height: 100%;
  min-height: 320px;
}
.readout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--dark-line);
  font-family: var(--mono);
  font-size: 12px;
}
.readout div {
  padding: 12px 16px;
  border-right: 1px solid var(--dark-line);
}
.readout div:last-child {
  border-right: 0;
}
.readout b {
  display: block;
  font-weight: 500;
  font-size: 18px;
  color: var(--mint);
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}
.readout span {
  color: var(--dark-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 11px;
}

/* strips */
.strip {
  padding: 14px var(--gutter);
  text-align: center;
}
.plates {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) {
  .plates {
    grid-template-columns: repeat(3, 1fr);
  }
  .plates > * + * {
    border-left: 1px solid var(--line);
  }
}
@media (max-width: 699px) {
  .plates > * + * {
    border-top: 1px solid var(--line);
  }
}
.plate {
  padding: 22px var(--gutter);
  display: grid;
  gap: 4px;
}
.plate b {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.plate small {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
}

/* section head */
.head {
  padding: 48px var(--gutter) 28px;
  display: grid;
  gap: 14px;
}
@media (min-width: 900px) {
  .head {
    padding: 64px var(--pad) 36px;
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: 32px;
  }
  .head .lead {
    justify-self: end;
  }
}
.head h2 {
  max-width: 20ch;
}

/* feature rows (text + drawn panel) */
.feat {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .feat {
    grid-template-columns: 5fr 7fr;
  }
  .feat > .fig {
    border-left: 1px solid var(--line);
  }
}
@media (max-width: 899px) {
  .feat > .fig {
    border-top: 1px solid var(--line);
  }
}
.feat .txt {
  padding: 36px var(--gutter);
  display: grid;
  gap: 12px;
  align-content: start;
}
@media (min-width: 900px) {
  .feat .txt {
    padding: 44px var(--pad);
  }
}
.feat .txt p {
  max-width: 46ch;
  color: #2a2a2a;
}
.feat .fig {
  padding: 28px var(--gutter);
  display: grid;
  place-items: center;
  min-height: 260px;
}
@media (min-width: 900px) {
  .feat .fig {
    padding: 36px var(--pad);
  }
}
.result {
  margin-top: 10px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: var(--accent-soft);
  display: grid;
  gap: 4px;
}
.result b {
  font-weight: 600;
}
.result small {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent-ink);
  letter-spacing: 0.04em;
}

/* drawn UI panels (illustrations with sample data) */
.ui {
  width: 100%;
  max-width: 560px;
  border: 1px solid #cfcfcf;
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 11.5px;
  color: #222;
  box-shadow:
    0 12px 30px -18px rgba(0, 0, 0, 0.35),
    0 2px 6px -3px rgba(0, 0, 0, 0.15);
}
.ui .t {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: #fafafa;
}
.ui .t i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #d5d5d5;
}
.ui .t i.g {
  background: var(--accent);
}
.ui .t span {
  color: var(--mute);
}
.ui .b {
  padding: 12px;
  display: grid;
  gap: 8px;
}
.ui .row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
}
.ui .row em {
  font-style: normal;
  color: var(--mute);
}
.ui .pill {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-ink);
}
.ui .pill.w {
  background: #f5f5f5;
  color: var(--mute);
}
.ui .bars {
  display: grid;
  gap: 6px;
}
.ui .bar {
  display: grid;
  grid-template-columns: 110px 1fr 40px;
  gap: 8px;
  align-items: center;
}
.ui .bar i {
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  display: block;
}
.ui .bar i.w {
  background: #d9d9d9;
}
.ui .msg {
  padding: 8px 10px;
  border-radius: 10px;
  background: #f3f3f3;
  max-width: 85%;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.4;
}
.ui .msg.me {
  background: var(--accent-soft);
  margin-left: auto;
}
.ui .cap {
  color: var(--mute);
  font-size: 10.5px;
}
.figcap {
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--mute);
  letter-spacing: 0.04em;
  text-align: center;
}

/* flow (pipeline) */
.flow {
  display: grid;
  grid-auto-flow: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 560px;
}
.flow .node {
  border: 1px solid #cfcfcf;
  border-radius: 8px;
  padding: 10px 10px;
  background: #fff;
  font-family: var(--mono);
  font-size: 11px;
  text-align: center;
  display: grid;
  gap: 3px;
}
.flow .node b {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
}
.flow .arr {
  width: 18px;
  height: 1px;
  background: #999;
  position: relative;
}
.flow .arr::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -3px;
  border: 3.5px solid transparent;
  border-left-color: #999;
}

/* schematic (dark, dotted) */
.schem {
  padding: 36px var(--gutter);
  display: grid;
  gap: 22px;
}
@media (min-width: 900px) {
  .schem {
    padding: 48px var(--pad);
  }
}
.schem svg {
  width: 100%;
  height: auto;
}
.schem .lbl {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  fill: #e8e8e8;
}
.schem .sub {
  font-family: var(--mono);
  font-size: 10px;
  fill: var(--dark-mute);
}
.schem .dot {
  fill: #e8e8e8;
}
.schem .dot.m {
  fill: var(--mint);
}
.schem .ln {
  stroke: #6a6a6a;
  stroke-width: 1;
  stroke-dasharray: 2 4;
  fill: none;
}
.schem .ln.m {
  stroke: var(--mint);
  stroke-dasharray: none;
  opacity: 0.9;
}
.schem .box {
  fill: none;
  stroke: #777;
  stroke-width: 1;
  stroke-dasharray: 3 5;
}
.schem .box.solid {
  stroke: #cfcfcf;
  stroke-dasharray: none;
}
.dark .txt {
  padding: 36px var(--gutter);
  display: grid;
  gap: 14px;
  align-content: center;
}
@media (min-width: 900px) {
  .dark .txt {
    padding: 56px var(--pad);
  }
}
.dark .txt p {
  color: #cfcfcf;
  max-width: 52ch;
}
.dark .cols > * + * {
  border-color: var(--dark-line);
}
.dark .rows > * + * {
  border-color: var(--dark-line);
}
.dark.sec {
  border-color: var(--dark-line);
}
.train {
  padding: 28px var(--gutter);
  display: grid;
  gap: 16px;
}
@media (min-width: 900px) {
  .train {
    padding: 36px var(--pad);
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: stretch;
  }
}
.train canvas {
  width: 100%;
  height: 260px;
  border: 1px solid var(--dark-line);
  border-radius: 8px;
  background: #0d0d0d;
}
.train .legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--dark-mute);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.train .legend i {
  display: inline-block;
  width: 14px;
  height: 2px;
  vertical-align: 3px;
  margin-right: 6px;
}

/* marquee */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  display: grid;
  gap: 10px;
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 8%,
    #000 92%,
    transparent
  );
}
.lane {
  display: flex;
  gap: 10px;
  width: max-content;
  animation: lane 48s linear infinite;
}
.lane.rev {
  animation-direction: reverse;
  animation-duration: 56s;
}
.ticker:hover .lane {
  animation-play-state: paused;
}
@keyframes lane {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.chip svg {
  width: 18px;
  height: 18px;
  stroke: var(--ink);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.chip.i svg {
  stroke: var(--accent);
}
@media (prefers-reduced-motion: reduce) {
  .chip.dup { display: none; }
  .lane {
    animation: none;
    flex-wrap: wrap;
    width: auto;
  }
  .ticker {
    mask-image: none;
  }
}

/* code panel (dark, Linear-like) */
.codewrap {
  padding: 28px var(--gutter) 40px;
}
@media (min-width: 900px) {
  .codewrap {
    padding: 36px var(--pad) 56px;
  }
}
.code {
  border: 1px solid var(--dark-line);
  border-radius: 12px;
  background: #0f0f0f;
  overflow: hidden;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.55;
  color: #d6d6d6;
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.8);
}
.code .hd {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--dark-line);
  color: #bdbdbd;
}
.code .hd b {
  color: #fff;
  font-weight: 500;
}
.code .hd .diff {
  margin-left: auto;
}
.code .plus {
  color: var(--mint);
}
.code .minus {
  color: #ff6b6b;
}
.code .tabs {
  display: flex;
  gap: 6px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--dark-line);
}
.code .tabs span {
  padding: 4px 10px;
  border-radius: 999px;
  background: #1c1c1c;
  color: #aaa;
  font-size: 11.5px;
}
.code .tabs span.on {
  background: #2a2a2a;
  color: #fff;
}
.code .split {
  display: grid;
  grid-template-columns: 1fr;
}
.code .split > * {
  min-width: 0;
}
@media (min-width: 900px) {
  .code .split {
    grid-template-columns: 3fr 2fr;
  }
  .code .split > * + * {
    border-left: 1px solid var(--dark-line);
  }
}
@media (max-width: 899px) {
  .code .split > * + * {
    border-top: 1px solid var(--dark-line);
  }
}
.code .file {
  display: flex;
  gap: 10px;
  padding: 8px 16px;
  border-bottom: 1px solid var(--dark-line);
  color: #9a9a9a;
  font-size: 11.5px;
}
.code .file b {
  color: #e6e6e6;
  font-weight: 500;
}
.code pre {
  margin: 0;
  padding: 12px 0;
  overflow-x: auto;
}
.code .l {
  display: grid;
  grid-template-columns: 44px 1fr;
  padding: 0 16px 0 0;
  white-space: pre;
}
.code .l span:first-child {
  color: #555;
  text-align: right;
  padding-right: 14px;
  user-select: none;
}
.code .l.add {
  background: rgba(46, 229, 157, 0.08);
}
.code .l.add span:first-child {
  color: var(--mint);
}
.code .l.del {
  background: rgba(255, 107, 107, 0.08);
}
.code .l.del span:first-child {
  color: #ff6b6b;
}
.code .kw {
  color: #c792ea;
}
.code .fn {
  color: #82aaff;
}
.code .st {
  color: #c3e88d;
}
.code .cm {
  color: #6f6f6f;
  font-style: italic;
}
.code .nu {
  color: #f78c6c;
}
.code .log {
  padding: 14px 16px;
  display: grid;
  gap: 10px;
  font-size: 12px;
}
.code .log .ev {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 10px;
  align-items: start;
}
.code .log .ev time {
  color: #6f6f6f;
  font-variant-numeric: tabular-nums;
}
.code .log .ev p {
  color: #d6d6d6;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.45;
}
.code .log .ev p code {
  font-family: var(--mono);
  font-size: 11.5px;
  background: #1c1c1c;
  padding: 1px 6px;
  border-radius: 4px;
  color: #e6e6e6;
}
.code .log .ev.ok p::before {
  content: "●";
  color: var(--mint);
  margin-right: 8px;
  font-size: 9px;
  vertical-align: 2px;
}
.code .log .who {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #9a9a9a;
}
.code .log .who i {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-grid;
  place-items: center;
  color: #fff;
  font-style: normal;
  font-size: 10px;
}
.code .log .typing {
  color: #777;
}
.code .log .typing::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 12px;
  background: #777;
  margin-left: 4px;
  vertical-align: -2px;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink {
  to {
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .code .log .typing::after {
    animation: none;
  }
}

/* tech plates */
.tech {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 700px) {
  .tech {
    grid-template-columns: repeat(4, 1fr);
  }
}
.tech > div {
  padding: 24px var(--gutter);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
  align-content: start;
}
.tech > div:nth-child(2n) {
  border-left: 1px solid var(--line);
}
@media (min-width: 700px) {
  .tech > div + div {
    border-left: 1px solid var(--line);
  }
}
.tech ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}
.tech li {
  font-family: var(--mono);
  font-size: 13px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
}
.tech li::before {
  content: "▪";
  color: var(--accent);
  margin-right: 8px;
  font-size: 10px;
  vertical-align: 1px;
}

/* steps / rules */
.step {
  padding: 32px var(--gutter);
  display: grid;
  gap: 10px;
  align-content: start;
}
@media (min-width: 900px) {
  .step {
    padding: 40px var(--pad);
  }
}
.step p {
  color: #2a2a2a;
  max-width: 40ch;
}
.step .n {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.08em;
}

/* about card */
.card {
  font-family: var(--mono);
  font-size: 13px;
  display: grid;
}
.card div {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.card div:first-child {
  border-top: 0;
}
.card span:first-child {
  color: var(--mute);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 11px;
  padding-top: 2px;
}
.card b {
  font-weight: 500;
  font-family: var(--sans);
  font-size: 15px;
}

/* blog teaser + lists */
.posts {
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .posts {
    grid-template-columns: repeat(3, 1fr);
  }
  .posts > * + * {
    border-left: 1px solid var(--line);
  }
}
@media (max-width: 899px) {
  .posts > * + * {
    border-top: 1px solid var(--line);
  }
}
.post {
  padding: 28px var(--gutter);
  display: grid;
  gap: 10px;
  align-content: start;
  color: inherit;
}
@media (min-width: 900px) {
  .post {
    padding: 32px var(--pad);
  }
}
.post:hover h3 {
  color: var(--accent-ink);
}
.post .meta {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--mute);
  letter-spacing: 0.04em;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.post p {
  color: #2a2a2a;
  font-size: 15px;
}
.post .more {
  font-size: 14px;
  font-weight: 500;
}

/* contact */
.contact {
  padding: 56px var(--gutter);
  display: grid;
  gap: 18px;
}
@media (min-width: 900px) {
  .contact {
    padding: 80px var(--pad);
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}
.contact h2 {
  max-width: 16ch;
}
.contact .who {
  display: grid;
  gap: 6px;
  font-size: 16px;
}
.contact .who b {
  font-weight: 600;
}
.contact .who a {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: #bbb;
}
.contact .who a:hover {
  text-decoration-color: var(--accent);
}

/* footer */
footer {
  border-top: 1px solid var(--line);
}
footer .f {
  padding: 28px var(--gutter);
  display: grid;
  gap: 14px;
  font-size: 14px;
  color: var(--mute);
}
@media (min-width: 900px) {
  footer .f {
    padding: 32px var(--pad);
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 32px;
  }
}
footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
}
footer nav a:hover {
  color: var(--ink);
}
footer .mono {
  font-size: 12px;
}

/* article */
.article {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px var(--gutter) 72px;
}
.article h1 {
  font-size: clamp(30px, 3.6vw, 44px);
  margin-top: 14px;
}
.article .meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
  letter-spacing: 0.04em;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 18px;
}
.article .lead {
  margin-top: 22px;
  font-size: 20px;
}
.article .body {
  margin-top: 36px;
}
.article .body > * + * {
  margin-top: 1.1em;
}
.article .body h2 {
  font-size: 28px;
  margin-top: 2.2em;
}
.article .body h3 {
  font-size: 21px;
  margin-top: 1.8em;
}
.article .body ul,
.article .body ol {
  padding-left: 1.3em;
}
.article .body li + li {
  margin-top: 0.4em;
}
.article .body a {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: #bbb;
}
.article .body a:hover {
  text-decoration-color: var(--accent);
}
.article .body blockquote {
  margin: 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 17px;
}
.article .body blockquote p + p {
  margin-top: 0.6em;
}
.article .body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.article .body th,
.article .body td {
  text-align: left;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  vertical-align: top;
}
.article .body th {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 500;
}
.article .body td:last-child,
.article .body th:last-child {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.article .body code {
  font-family: var(--mono);
  font-size: 14px;
  background: var(--panel);
  padding: 1px 6px;
  border-radius: 4px;
}
.article .body pre {
  padding: 16px;
  border: 1px solid var(--line);
  background: #0f0f0f;
  color: #d6d6d6;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 13px;
}
.article .body pre code {
  background: none;
  padding: 0;
  color: inherit;
}
.article .body img {
  border: 1px solid var(--line);
  border-radius: 8px;
}
.article .body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.4em 0;
}
.article .body .fig {
  border: 1px solid var(--line);
  padding: 18px;
  display: grid;
  gap: 12px;
}
.article .body .fig figcaption {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--mute);
  letter-spacing: 0.04em;
}
.article .body .fig svg {
  width: 100%;
  height: auto;
}
.article .body .fig .ax {
  font-family: var(--mono);
  font-size: 10.5px;
  fill: var(--mute);
}
.article .body .fig .vl {
  font-family: var(--mono);
  font-size: 11px;
  fill: var(--ink);
  font-weight: 500;
}
.article .body .fig .gl {
  stroke: var(--line);
  stroke-width: 1;
}
.article .body .fig .ttl {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  fill: var(--ink);
}
.article .body .stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--line);
}
@media (min-width: 700px) {
  .article .body .stats {
    grid-template-columns: repeat(var(--n, 3), 1fr);
  }
}
.article .body .stats div {
  padding: 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 4px;
}
.article .body .stats b {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--accent-ink);
}
.article .body .stats span {
  font-size: 13px;
  color: var(--mute);
}
.article .body .stats small {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--mute);
}
.article .toc {
  border: 1px solid var(--line);
  padding: 16px 18px;
  margin-top: 28px;
  font-size: 14px;
}
.article .toc ul {
  margin: 8px 0 0;
  padding-left: 1.1em;
}
.article .toc li + li {
  margin-top: 4px;
}
.article .src {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.article .src ol {
  padding-left: 1.3em;
  color: #2a2a2a;
}
.article .src li + li {
  margin-top: 6px;
}
.article .src a {
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: #bbb;
  word-break: break-word;
}
.article .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.article .tags span,
.post .tags span {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mute);
}
.article .cta {
  margin-top: 48px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--panel);
  display: grid;
  gap: 12px;
}
.article .cta b {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.crumbs {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--mute);
  display: flex;
  gap: 8px;
}
.crumbs a:hover {
  color: var(--ink);
}
.bloghead {
  padding: 56px var(--gutter) 24px;
  display: grid;
  gap: 14px;
}
@media (min-width: 900px) {
  .bloghead {
    padding: 72px var(--pad) 32px;
  }
}
.bloghead .lead {
  max-width: 60ch;
}
.postgrid {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
@media (min-width: 700px) {
  .postgrid {
    grid-template-columns: repeat(2, 1fr);
  }
  .postgrid > :nth-child(2n) {
    border-left: 1px solid var(--line);
  }
}
@media (min-width: 1040px) {
  .postgrid {
    grid-template-columns: repeat(3, 1fr);
  }
  .postgrid > :nth-child(2n) {
    border-left: 0;
  }
  .postgrid > :not(:nth-child(3n + 1)) {
    border-left: 1px solid var(--line);
  }
}
.postgrid > * {
  border-bottom: 1px solid var(--line);
}

/* reveal (one authored moment: content is visible by default; JS only adds a soft entrance to the hero) */
.rise {
  opacity: 1;
  transform: none;
}
.js .rise {
  animation: rise 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.js .rise.d1 {
  animation-delay: 0.08s;
}
.js .rise.d2 {
  animation-delay: 0.16s;
}
.js .rise.d3 {
  animation-delay: 0.24s;
}
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .js .rise {
    animation: none;
  }
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--ink);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  z-index: 50;
}
.skip:focus {
  left: 8px;
}

/* mobile: pipeline stacks vertically */
@media (max-width: 599px) {
  .flow { grid-auto-flow: row; grid-template-columns: 1fr; justify-items: stretch; }
  .flow .arr { width: 1px; height: 16px; justify-self: center; }
  .flow .arr::after { right: -3px; top: auto; bottom: -1px; border: 3.5px solid transparent; border-top-color: #999; }
}
.dark .lead { color: #cfcfcf; }
.dark .figcap { color: #8a8a8a; text-align: left; }
.strip.note { color: var(--mute); font-size: 12px; }
.code, .ui, .flow { max-width: 100%; }
.code pre { max-width: 100%; }
/* small screens: header keeps brand, languages and menu; the call to action lives in the drawer */
@media (max-width: 639px) {
  .top .bar { gap: 10px; }
  .top .bar > .btn { display: none; }
  .langs { margin-left: auto; }
  .drawer .btn { display: inline-flex; margin-top: 12px; justify-self: start; }
}

/* review fixes (finish review, 06.10.2026) */
.ui { max-width: none; width: 100%; border: 1px solid #0a0a0a; border-radius: 6px; box-shadow: none; }
.ui .t { background: #fff; border-bottom: 1px solid #0a0a0a; padding: 8px 12px; }
.ui .t i { display: none; }
.ui .t i.g { display: inline-block; width: 8px; height: 8px; border-radius: 1px; background: var(--accent); }
.ui .t span { color: var(--ink); font-weight: 500; letter-spacing: .08em; text-transform: uppercase; font-size: 11px; }
.flow { max-width: none; }
.flow .node { border-color: #0a0a0a; }
.feat .fig { place-items: stretch; align-content: center; }
.feat .fig > * { align-self: center; }
.tech li { font-family: var(--sans); font-size: 15px; border: 0; padding: 2px 0; background: none; }
.readout div { padding: 10px 12px; display: grid; align-content: start; gap: 2px; }
.readout span { white-space: nowrap; font-size: 10.5px; }
.readout b { font-size: 17px; line-height: 1.2; }
@media (max-width: 639px) { .hero h1 { text-wrap: pretty; } }

/* code panel: the template's line breaks between rows must not render as empty lines */
.code pre { white-space: normal; }
.code pre .l { white-space: pre; }

/* code comments: colour carries the distinction; Plex Mono ships no italic, so no synthetic or fallback italic */
.code .cm { font-style: normal; }
.ui .msg .stars { display: inline-block; vertical-align: -1px; margin-right: 6px; }
.code pre { font-family: inherit; font-size: inherit; }
.code .livedot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--mint); }
.code .log .ev.ok p::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--mint); margin-right: 8px; vertical-align: 2px; }