/* fonts, shared with the rest of the site */
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/b963067d-93c1-4920-85bd-e6978ba9002c.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/3397b518-3c37-4f60-b780-137580e16f8a.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/dba44917-a0ef-40bc-9008-eaf71d515b0b.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/a99131e2-4cee-49fb-9710-3ce61964cf45.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/b963067d-93c1-4920-85bd-e6978ba9002c.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/3397b518-3c37-4f60-b780-137580e16f8a.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/dba44917-a0ef-40bc-9008-eaf71d515b0b.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/a99131e2-4cee-49fb-9710-3ce61964cf45.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/b963067d-93c1-4920-85bd-e6978ba9002c.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/3397b518-3c37-4f60-b780-137580e16f8a.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/dba44917-a0ef-40bc-9008-eaf71d515b0b.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/a99131e2-4cee-49fb-9710-3ce61964cf45.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/b963067d-93c1-4920-85bd-e6978ba9002c.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/3397b518-3c37-4f60-b780-137580e16f8a.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/dba44917-a0ef-40bc-9008-eaf71d515b0b.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/a99131e2-4cee-49fb-9710-3ce61964cf45.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;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("/assets/fonts/b963067d-93c1-4920-85bd-e6978ba9002c.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("/assets/fonts/3397b518-3c37-4f60-b780-137580e16f8a.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("/assets/fonts/dba44917-a0ef-40bc-9008-eaf71d515b0b.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("/assets/fonts/a99131e2-4cee-49fb-9710-3ce61964cf45.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;
}
/* vietnamese */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/bcb42ee9-b41c-4649-b3b1-508a9deba659.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/03fa1080-4cb6-4ffa-bf05-025104ab579d.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/a744ee03-c3cd-4a75-8a1f-b3b04628a9af.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;
}
/* vietnamese */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/bcb42ee9-b41c-4649-b3b1-508a9deba659.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/03fa1080-4cb6-4ffa-bf05-025104ab579d.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/assets/fonts/a744ee03-c3cd-4a75-8a1f-b3b04628a9af.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;
}
/* vietnamese */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/bcb42ee9-b41c-4649-b3b1-508a9deba659.woff2") format('woff2');
  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;
}
/* latin-ext */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/03fa1080-4cb6-4ffa-bf05-025104ab579d.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/a744ee03-c3cd-4a75-8a1f-b3b04628a9af.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;
}

/* AK PrintTech Hub - shared styling for tool pages.
   Same palette and type as the main site, but no framework. */

:root {
  --ink: #101018;
  --body: #3f3b4c;
  --muted: #615d6e;
  --soft: #8a8794;
  --brand: #184A8B;
  --brand-dark: #10315D;
  --brand-light: #4E9BD8;
  --tint: #E8EFF8;
  --tint-2: #F4F7FB;
  --line: #ececf0;
  --white: #fff;
  --radius: 16px;
  --shell: 1200px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: #fff; color: var(--ink);
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
img { max-width: 100%; }
h1, h2, h3 { font-family: 'Space Grotesk', system-ui, sans-serif; letter-spacing: -.5px; }

/* ---------- header / footer ---------- */
.ak-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.ak-head-in { max-width: var(--shell); margin: 0 auto; padding: 10px 24px;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.ak-logo { height: 74px; width: auto; display: block; }
.ak-nav { display: flex; gap: 2px; flex-wrap: wrap; margin-left: auto; }
.ak-nav a { font-size: 14.5px; font-weight: 600; color: #33303d; padding: 9px 13px;
  border-radius: 8px; white-space: nowrap; }
.ak-nav a:hover { background: #f6f5f8; color: var(--brand); }
.ak-nav a[aria-current="page"] { color: var(--brand); }
.ak-cta { background: var(--brand); color: #fff !important; font-size: 14.5px; font-weight: 700;
  padding: 11px 20px; border-radius: 9px; white-space: nowrap; }
.ak-cta:hover { background: var(--brand-dark); }

.ak-foot { background: var(--ink); color: #a29eb0; padding: 52px 24px 28px; margin-top: 72px; }
.ak-foot-in { max-width: var(--shell); margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 34px; }
.ak-foot h2 { color: #fff; font-size: 14px; margin: 0 0 14px; font-family: inherit; }
.ak-foot a { color: #a29eb0; display: block; padding: 6px 0; font-size: 14.5px; }
.ak-foot a:hover { color: #fff; }
.ak-foot-end { max-width: var(--shell); margin: 30px auto 0; padding-top: 20px;
  border-top: 1px solid #26232f; font-size: 13.5px; text-align: center; }

/* ---------- page furniture ---------- */
.ak-wrap { max-width: 1000px; margin: 0 auto; padding: 0 24px; }
.ak-crumb { font-size: 13.5px; color: var(--soft); padding: 22px 0 0; }
.ak-crumb a { color: var(--soft); }
.ak-crumb a:hover { color: var(--brand); }
.ak-hero { background: var(--ink); color: #fff; padding: 46px 24px 52px; }
.ak-hero .ak-wrap { padding: 0 24px; }
.ak-eyebrow { font-size: 12.5px; font-weight: 700; letter-spacing: 1.2px; color: var(--brand-light); }
.ak-hero h1 { font-size: 40px; line-height: 1.1; margin: 10px 0 0; }
.ak-hero p { font-size: 17.5px; line-height: 1.65; color: #b6b2c2; max-width: 640px; margin: 14px 0 0; }
section { padding: 44px 0; }
section h2 { font-size: 27px; margin: 0 0 14px; }
section h3 { font-size: 19px; margin: 24px 0 6px; }
p, li { font-size: 16.5px; line-height: 1.75; color: var(--body); }
ul, ol { padding-left: 22px; }
li { margin: 6px 0; }

/* ---------- calculator ---------- */
.ak-calc { border: 1px solid var(--line); border-radius: 20px; overflow: hidden;
  box-shadow: 0 20px 44px -34px rgba(24,74,139,.55); margin: 8px 0 0; }
.ak-calc-head { background: var(--tint); padding: 18px 24px; border-bottom: 1px solid var(--line); }
.ak-calc-head strong { font-family: 'Space Grotesk', sans-serif; font-size: 18px; color: var(--brand); }
.ak-calc-body { padding: 24px; }
.ak-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.ak-field label { display: block; font-size: 13.5px; font-weight: 700; color: #33303d; margin-bottom: 6px; }
.ak-in { display: flex; align-items: stretch; border: 1.5px solid #e4e2ea; border-radius: 10px;
  background: #fff; overflow: hidden; }
.ak-in:focus-within { border-color: var(--brand); }
.ak-in input, .ak-in select { flex: 1; min-width: 0; border: 0; outline: none; background: transparent;
  font-family: inherit; font-size: 15.5px; color: var(--ink); padding: 12px 14px; }
.ak-in .unit { display: flex; align-items: center; padding: 0 12px; background: var(--tint-2);
  border-left: 1px solid var(--line); font-size: 13px; color: var(--muted); white-space: nowrap; }
.ak-hint { font-size: 12.5px; color: var(--soft); margin: 5px 0 0; }
.ak-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.ak-btn { font-family: inherit; font-size: 15px; font-weight: 700; padding: 13px 24px;
  border-radius: 10px; border: 0; cursor: pointer; }
.ak-btn-primary { background: var(--brand); color: #fff; }
.ak-btn-primary:hover { background: var(--brand-dark); }
.ak-btn-ghost { background: #fff; color: var(--ink); border: 1.5px solid #dedbe6; }
.ak-btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.ak-btn:focus-visible { outline: 3px solid var(--brand-light); outline-offset: 2px; }

.ak-error { display: none; background: #fdecec; border: 1px solid #f3c9c9; color: #a31616;
  border-radius: 10px; padding: 12px 14px; font-size: 14.5px; font-weight: 600; margin-top: 16px; }
.ak-error.on { display: block; }

.ak-out { background: var(--tint-2); border-top: 1px solid var(--line); padding: 22px 24px; }
.ak-out[hidden] { display: none; }
.ak-res { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; }
.ak-res .cell { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.ak-res .k { font-size: 12.5px; font-weight: 700; letter-spacing: .4px; color: var(--muted);
  text-transform: uppercase; }
.ak-res .v { font-family: 'Space Grotesk', sans-serif; font-size: 25px; font-weight: 700;
  color: var(--brand); margin-top: 4px; line-height: 1.15; }
.ak-res .v small { font-size: 14px; font-weight: 600; color: var(--muted); margin-left: 3px; }
.ak-res .n { font-size: 12.5px; color: var(--soft); margin-top: 6px; line-height: 1.5; }
.ak-res .cell.flat .v { color: var(--ink); font-size: 21px; }

.ak-note { background: var(--tint); border-left: 4px solid var(--brand); border-radius: 0 12px 12px 0;
  padding: 14px 18px; margin: 20px 0; }
.ak-note p { margin: 0; font-size: 15px; color: var(--body); }

.ak-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; background: #fff; }
.ak-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.ak-cards a.ak-card { display: block; color: var(--ink); }
.ak-cards a.ak-card:hover { border-color: var(--brand); }
.ak-cards .t { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 17px; }
.ak-cards .d { font-size: 14.5px; color: var(--muted); margin-top: 6px; line-height: 1.6; }

table.ak-tbl { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15.5px; }
table.ak-tbl th, table.ak-tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
table.ak-tbl th { background: var(--tint-2); font-weight: 700; color: #33303d; }
.ak-scroll { overflow-x: auto; }

details.ak-faq { border: 1px solid var(--line); border-radius: 12px; padding: 0; margin: 10px 0; background: #fff; }
details.ak-faq summary { cursor: pointer; padding: 16px 20px; font-weight: 700; font-size: 16.5px;
  list-style: none; }
details.ak-faq summary::-webkit-details-marker { display: none; }
details.ak-faq summary::after { content: '+'; float: right; color: var(--brand); font-size: 20px; line-height: 1; }
details.ak-faq[open] summary::after { content: '\2212'; }
details.ak-faq[open] summary { color: var(--brand); }
details.ak-faq .a { padding: 0 20px 18px; }
details.ak-faq .a p { margin: 0; font-size: 16px; }

code { background: var(--tint-2); border: 1px solid var(--line); border-radius: 6px;
  padding: 2px 6px; font-size: 14.5px; font-family: ui-monospace, monospace; color: var(--brand-dark); }
.ak-formula { background: var(--ink); color: #dfe7f3; border-radius: 12px; padding: 18px 20px;
  font-family: ui-monospace, monospace; font-size: 14.5px; line-height: 1.85; overflow-x: auto; }
.ak-formula b { color: #fff; }

@media (max-width: 760px) {
  .ak-head-in { padding: 10px 16px; gap: 8px; }
  .ak-logo { height: 50px; }
  .ak-cta { display: none; }
  .ak-nav { flex-wrap: nowrap; overflow-x: auto; max-width: 100%; scrollbar-width: none; margin-left: 0; }
  .ak-nav::-webkit-scrollbar { display: none; }
  .ak-nav a { min-height: 44px; display: flex; align-items: center; }
  .ak-hero h1 { font-size: 29px; }
  .ak-hero { padding: 34px 18px 40px; }
  .ak-wrap { padding: 0 18px; }
  section { padding: 34px 0; }
  section h2 { font-size: 23px; }
}

@media print {
  .ak-header, .ak-foot, .ak-actions, .ak-crumb, details.ak-faq { display: none !important; }
  .ak-calc { box-shadow: none; }
  body { color: #000; }
}