/* IBM Plex served from this site (fonts/, SIL OFL): no third-party requests. latin-ext carries ğ, ş and İ. */
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-ext-400-normal.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 }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-400-normal.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: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-ext-500-normal.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 }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-500-normal.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: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-ext-600-normal.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 }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-600-normal.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: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-ext-700-normal.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 }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url(../fonts/ibm-plex-sans-latin-700-normal.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: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/ibm-plex-mono-latin-ext-400-normal.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 }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/ibm-plex-mono-latin-400-normal.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: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/ibm-plex-mono-latin-ext-500-normal.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 }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/ibm-plex-mono-latin-500-normal.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 }
/* Colours: navy, blue and sky from the Proofsender logo, the same values as the app (web/resources/css/app.css).
   Layout: navy hero with the product's own alert card as the thesis, then two "what we check" columns, a three-step sequence, a promises ledger and a beta call. */
:root {
  --canvas: #F3F5F9; --panel: #FFFFFF; --line: #E2E8F0; --ink: #0B1B33; --muted: #52627A;
  --navy: #0B1B33; --navy-2: #1C3557; --on-navy: #E6EEF8; --on-navy-muted: #B4C5DC; --sky: #8FD0FF;
  --accent: #1A6BC0; --accent-soft: #E6F0FA;
  --strong: #9F1239; --strong-soft: #FDECEC; --strong-line: #F5B5B5;
  --ok: #047857; --ok-soft: #ECFDF5;
  --sus: #8A3B0A; --sus-soft: #FFF7E0; --sus-line: #F5D98A;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --canvas: #0A1120; --panel: #111C2E; --line: #22324B; --ink: #E3EAF4; --muted: #94A5BD;
  --navy: #071121; --navy-2: #1D3A5F; --on-navy: #E6EEF8; --on-navy-muted: #B4C5DC; --sky: #8FD0FF;
  --accent: #7CC4FF; --accent-soft: #12304D;
  --strong: #FDA4AF; --strong-soft: #3A1420; --strong-line: #6B2335;
  --ok: #6EE7B7; --ok-soft: #0F2E22; --sus: #FCD34D; --sus-soft: #352A0E; --sus-line: #5A4513; color-scheme: dark } }
:root[data-theme="dark"] {
  --canvas: #0A1120; --panel: #111C2E; --line: #22324B; --ink: #E3EAF4; --muted: #94A5BD;
  --navy: #071121; --navy-2: #1D3A5F; --on-navy: #E6EEF8; --on-navy-muted: #B4C5DC; --sky: #8FD0FF;
  --accent: #7CC4FF; --accent-soft: #12304D;
  --strong: #FDA4AF; --strong-soft: #3A1420; --strong-line: #6B2335;
  --ok: #6EE7B7; --ok-soft: #0F2E22; --sus: #FCD34D; --sus-soft: #352A0E; --sus-line: #5A4513; color-scheme: dark }
* { box-sizing: border-box }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.6 }
.wrap { max-width: 1120px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)) }
a { color: var(--accent) }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px }
h1, h2, h3 { text-wrap: balance; margin: 0 }
p { margin: 0 }
.mono { font-family: var(--mono) }

/* Hero */
.hero { background: var(--navy); color: var(--on-navy) }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 20px }
.logo { display: flex; align-items: center }
.logo img { display: block; height: 44px; width: auto }
.nav-right { display: flex; align-items: center; gap: 12px }
.nav .pill { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--sky); border: 1px solid var(--navy-2); border-radius: 999px; padding: 3px 10px }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; padding-block: 40px 72px }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-block: 20px 48px } }
.hero h1 { font-size: clamp(34px, 5.2vw, 56px); line-height: 1.08; letter-spacing: -.02em; font-weight: 600; color: var(--on-navy) }
.hero h1 em { font-style: normal; color: var(--sky) }
.hero .lede { margin-top: 18px; font-size: 18px; color: var(--on-navy-muted); max-width: 52ch }
.cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center }
.mailbox { display: inline-flex; align-items: center; gap: 10px; background: var(--navy-2); border-radius: 10px; padding: 10px 10px 10px 16px; font-family: var(--mono); font-size: 15px; color: var(--on-navy); max-width: 100% }
.mailbox span { overflow-wrap: anywhere }
button.copy { font: inherit; font-family: var(--sans); font-size: 14px; font-weight: 500; border: 0; border-radius: 7px; padding: 7px 14px; background: transparent; color: var(--on-navy); box-shadow: inset 0 0 0 1px #3A5578; cursor: pointer; white-space: nowrap }
.cta small { color: var(--on-navy-muted); font-size: 14px }

/* Alert card: mirrors the product's analysis page */
.alert { background: var(--panel); color: var(--ink); border-radius: 14px; box-shadow: 0 24px 60px rgba(0,0,0,.35); overflow: hidden; min-width: 0 }
.alert .tag { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); padding: 12px 18px 0 }
.verdict { margin: 10px 18px 0; display: flex; gap: 12px; align-items: flex-start; background: var(--strong-soft); border: 1px solid var(--strong-line); border-radius: 10px; padding: 12px 14px }
.verdict svg { flex: none; width: 22px; height: 22px; color: var(--strong); margin-top: 2px }
.verdict b { display: block; color: var(--strong); font-size: 16px }
.verdict span { font-size: 13.5px; color: var(--muted) }
.meta { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 4px 12px; padding: 14px 18px 0; font-size: 13.5px }
.meta dt { color: var(--muted) } .meta dd { margin: 0; min-width: 0; overflow-wrap: anywhere }
.meta .mono { font-size: 13px }
.diff { background: var(--strong-soft); color: var(--strong); border-radius: 3px; padding: 0 2px }
.why { padding: 14px 18px 0 }
.why h4, .todo h4 { margin: 0 0 6px; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted) }
.why ul { margin: 0; padding-left: 18px; font-size: 14px; display: grid; gap: 4px }
.todo { margin: 14px 18px 18px; border-top: 1px solid var(--line); padding-top: 12px }
.todo p { font-size: 14px; font-weight: 500 }

/* Sections */
main { display: grid; gap: 88px; padding-block: 80px 96px }
@media (max-width: 700px) { main { gap: 64px; padding-block: 56px 72px } }
.eyebrow { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); font-weight: 600 }
.sec-head { display: grid; gap: 8px; margin-bottom: 28px; max-width: 64ch }
.sec-head h2 { font-size: clamp(26px, 3.4vw, 36px); line-height: 1.15; letter-spacing: -.015em; font-weight: 600 }
.sec-head p { color: var(--muted) }
.checks { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 20px }
@media (max-width: 860px) { .checks { grid-template-columns: minmax(0, 1fr) } }
.col { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; min-width: 0 }
.col h3 { font-size: 19px; font-weight: 600 }
.col > p { color: var(--muted); margin-top: 6px; font-size: 15px }
.col ul { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 14px }
.col li { display: grid; grid-template-columns: 20px minmax(0, 1fr); gap: 10px; font-size: 15px }
.col li svg { width: 18px; height: 18px; color: var(--accent); margin-top: 3px }
.col li b { font-weight: 600 }
.col li span { color: var(--muted) }
.records { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px }
.records span { font-family: var(--mono); font-size: 12.5px; background: var(--accent-soft); color: var(--accent); border-radius: 6px; padding: 2px 8px }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; counter-reset: s }
@media (max-width: 860px) { .steps { grid-template-columns: minmax(0, 1fr) } }
.steps li { counter-increment: s; display: grid; gap: 8px; align-content: start; border-top: 2px solid var(--ink); padding-top: 16px; min-width: 0 }
.steps li::before { content: counter(s); font-family: var(--mono); font-size: 13px; color: var(--accent) }
.steps h3 { font-size: 18px; font-weight: 600 }
.steps p { color: var(--muted); font-size: 15px }

.ledger { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; overflow: hidden }
@media (max-width: 760px) { .ledger { grid-template-columns: minmax(0, 1fr) } }
.ledger > div { padding: 24px; min-width: 0 }
.ledger > div + div { border-left: 1px solid var(--line) }
@media (max-width: 760px) { .ledger > div + div { border-left: 0; border-top: 1px solid var(--line) } }
.ledger h3 { font-size: 16px; font-weight: 600; display: flex; gap: 8px; align-items: center }
.ledger h3 i { display: inline-block; width: 9px; height: 9px; border-radius: 50% }
.ledger ul { margin: 14px 0 0; padding-left: 18px; display: grid; gap: 8px; font-size: 15px }
.ledger li span { color: var(--muted) }

.beta { background: var(--navy); color: var(--on-navy); border-radius: 18px; padding: clamp(28px, 5vw, 48px); display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 32px; align-items: center }
@media (max-width: 860px) { .beta { grid-template-columns: minmax(0, 1fr) } }
.beta h2 { font-size: clamp(26px, 3.4vw, 34px); line-height: 1.15; font-weight: 600; color: var(--on-navy) }
.beta p { color: var(--on-navy-muted); margin-top: 12px }
.beta .who { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px }
.beta .who span { font-size: 13px; border: 1px solid var(--navy-2); border-radius: 999px; padding: 3px 10px; color: var(--on-navy) }
.beta .cta { margin-top: 0; flex-direction: column; align-items: flex-start }


/* Examples: tabbed alert cards */
.ex { display: grid; grid-template-columns: minmax(0, 300px) minmax(0, 1fr); gap: 24px; align-items: start }
@media (max-width: 860px) { .ex { grid-template-columns: minmax(0, 1fr) } }
.extabs { display: grid; gap: 8px }
@media (max-width: 860px) { .extabs { grid-template-columns: repeat(2, minmax(0, 1fr)) } }
.extabs button { font: inherit; text-align: left; background: var(--panel); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; cursor: pointer; display: grid; gap: 4px }
.extabs button b { font-weight: 600; font-size: 15px }
.extabs button span { font-size: 13px; color: var(--muted) }
.extabs button[aria-selected="true"] { border-color: var(--accent); box-shadow: inset 3px 0 0 var(--accent) }
.expanel .alert { box-shadow: 0 1px 0 var(--line); border: 1px solid var(--line) }
.verdict.sus { background: var(--sus-soft); border-color: var(--sus-line) } .verdict.sus svg, .verdict.sus b { color: var(--sus) }
.verdict.none { background: var(--canvas); border-color: var(--line) } .verdict.none svg { color: var(--muted) } .verdict.none b { color: var(--ink) }
.known { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; padding: 14px 18px 18px }
@media (max-width: 560px) { .known { grid-template-columns: minmax(0, 1fr) } }
.known h4 { margin: 0 0 6px; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted) }
.known ul { margin: 0; padding-left: 18px; font-size: 14px; display: grid; gap: 4px }

/* App view: recreation of the dashboard */
.app { border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: var(--canvas); display: grid; grid-template-columns: 200px minmax(0, 1fr) }
@media (max-width: 760px) { .app { grid-template-columns: minmax(0, 1fr) } .app .side { display: none } }
.app .side { background: var(--navy); color: var(--on-navy-muted); padding: 16px 10px; display: grid; align-content: start; gap: 2px; font-size: 13.5px }
.app .side .brandrow { display: block; padding: 0 6px 14px }
.app .side .brandrow img { display: block; height: 34px; width: auto }
.app .side span.it { padding: 7px 10px; border-radius: 8px }
.app .side span.on { background: var(--navy-2); color: var(--on-navy) }
.app .body { padding: 20px; display: grid; gap: 14px; min-width: 0 }
.app h3 { font-size: 20px; font-weight: 600 }
.app .crumb { font-size: 13px; color: var(--muted); margin-top: 2px }
.app .att { display: flex; flex-wrap: wrap; gap: 10px 14px; align-items: center; background: var(--strong-soft); border: 1px solid var(--strong-line); color: var(--strong); border-radius: 14px; padding: 12px 16px; font-size: 14px }
.app .att p { flex: 1 1 260px; min-width: 0 }
.app .att .btn { background: var(--accent); color: var(--panel); border-radius: 8px; padding: 6px 12px; font-size: 13px; font-weight: 500; white-space: nowrap }
.app .stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px }
@media (max-width: 560px) { .app .stats { grid-template-columns: repeat(2, minmax(0, 1fr)) } }
.app .card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; min-width: 0 }
.app .stats .card div:first-child { font-size: 13px; color: var(--muted) }
.app .stats .card div:last-child { font-size: 26px; font-weight: 600; font-variant-numeric: tabular-nums }
.app .row2 { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr); gap: 10px; align-items: start }
@media (max-width: 960px) { .app .row2 { grid-template-columns: minmax(0, 1fr) } }
.app h5 { margin: 0 0 8px; font-size: 15px; font-weight: 600 }
.app .tbl { overflow-x: auto }
.app table { width: 100%; border-collapse: collapse; font-size: 13.5px; min-width: 380px }
.app th { text-align: left; font-size: 12px; font-weight: 500; color: var(--muted); padding: 6px; border-bottom: 1px solid var(--line) }
.app td { padding: 8px 6px; border-bottom: 1px solid var(--line); white-space: nowrap }
.app td.mono { font-size: 12.5px; white-space: normal; overflow-wrap: anywhere }
.app td a { color: var(--accent); font-size: 12.5px }
.vp { display: inline-block; border-radius: 999px; padding: 1px 9px; font-size: 11.5px; font-weight: 600 }
.vp.st { background: var(--strong-soft); color: var(--strong) } .vp.su { background: var(--sus-soft); color: var(--sus) } .vp.no { background: var(--canvas); color: var(--ink); border: 1px solid var(--line) }
.app .mini { display: flex; justify-content: space-between; gap: 8px; font-size: 13px; border: 1px solid var(--line); border-radius: 10px; padding: 7px 10px; margin-top: 6px }
.app .mini b { font-variant-numeric: tabular-nums }
.app .okt { color: var(--ok); font-weight: 500 }
.caption { margin-top: 10px; font-size: 13px; color: var(--muted) }
footer { border-top: 1px solid var(--line); padding-block: 24px 40px; color: var(--muted); font-size: 14px }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between }
@media (prefers-reduced-motion: reduce) { * { transition: none !important } }

/* Buttons and the beta call */
.btn { display: inline-flex; align-items: center; justify-content: center; font-weight: 600; font-size: 16px; text-decoration: none; background: var(--sky); color: #0B1B33; border-radius: 10px; padding: 12px 22px; white-space: nowrap }
.btn:hover { background: #B5E0FF }
.btn-sm { font-size: 14px; padding: 7px 14px; border-radius: 8px }
.cta-note { margin-top: 10px; font-size: 13.5px; color: var(--on-navy-muted) }
@media (max-width: 560px) { .nav .pill { display: none } }

/* Was inline style */
.hero-alert { margin: 0 }
.dot-ok { background: var(--ok) } .dot-strong { background: var(--strong) }
.stack { display: grid; gap: 10px; min-width: 0 }
.boxrow { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 13.5px }
.boxrow span:first-child { overflow-wrap: anywhere }

/* FAQ */
.faq { display: grid; gap: 10px; max-width: 820px }
.faq details { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 0 20px }
.faq summary { cursor: pointer; list-style: none; padding: 16px 28px 16px 0; font-weight: 600; position: relative }
.faq summary::-webkit-details-marker { display: none }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 13px; font-size: 22px; font-weight: 400; color: var(--accent) }
.faq details[open] summary::after { content: "−" }
.faq details p { padding: 0 0 18px; color: var(--muted) }