/* AITS solution brief: black, steel and amber. */
:root {
  --black: #0B0B0C;
  --ink: #151517;
  --paper: #F3F2EE;
  --paper-alt: #E9E8E3;
  --steel: #C8CCD1;
  --steel-dim: #9A9FA6;
  --grey: #55595F;
  --line: #A9ADB3;
  --line-dark: #3A3B3F;
  --amber: #F2A900;
  --amber-ink: #8E6300;
  --display: 'Saira Condensed', 'Arial Narrow', sans-serif;
  --body: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --mono: 'IBM Plex Mono', Consolas, monospace;
  --gutter: clamp(16px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); text-transform: uppercase; text-wrap: balance; }
ol, ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; }
strong { font-weight: 600; }

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 2px; }
.dim { color: var(--steel-dim); }
.accent { color: var(--amber); }
.muted { color: var(--grey); }
.rule { width: 72px; height: 6px; background: var(--amber); }

.skip { position: absolute; left: -9999px; top: 0; background: var(--amber); color: var(--ink); padding: 10px 14px; z-index: 30; }
.skip:focus { left: 8px; top: 8px; }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }

.ref { font-size: 0.62em; line-height: 0; margin-left: 2px; }
.ref a { text-decoration: none; padding: 2px; }
.ref a:hover { text-decoration: underline; }

/* Numerals */
.num { font-family: var(--display); font-weight: 700; line-height: 0.9; }
.num--xl { font-size: clamp(88px, 14vw, 132px); letter-spacing: -2px; line-height: 0.82; }
.num--l { font-size: clamp(52px, 7vw, 68px); }
.num--m { font-size: 46px; font-weight: 600; line-height: 1; }
.num--s { font-size: 28px; font-weight: 600; line-height: 1.1; }

/* Top bar */
.bar { position: sticky; top: 0; z-index: 20; background: var(--black); color: var(--steel); border-bottom: 1px solid var(--line-dark); }
.bar__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; }
.bar__brand { display: flex; align-items: center; gap: 14px; text-decoration: none; flex: none; }
.bar__brand img { width: 48px; height: 48px; }
.bar__brand .mono { letter-spacing: 3px; }
.bar__nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.bar__nav::-webkit-scrollbar { display: none; }
.bar__nav a { font-size: 14px; text-decoration: none; white-space: nowrap; padding: 12px 10px; color: var(--steel); }
.bar__nav a:hover { color: #FFFFFF; box-shadow: inset 0 -3px 0 var(--amber); }
.bar__nav .bar__home { color: var(--amber); font-weight: 600; padding-right: 16px; margin-right: 6px; border-right: 1px solid var(--line-dark); }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--black); color: var(--paper); }
.hero__in { position: relative; padding-top: clamp(48px, 8vw, 96px); padding-bottom: clamp(48px, 7vw, 80px); display: flex; flex-direction: column; gap: 24px; }
.hero__series { color: var(--steel-dim); }
.hero h1 { font-weight: 700; font-size: clamp(54px, 11vw, 136px); line-height: 0.92; letter-spacing: -1px; color: #FFFFFF; max-width: 12ch; text-wrap: wrap; }
.hero__sub { font-size: clamp(18px, 2.2vw, 22px); line-height: 1.45; color: var(--steel); max-width: 34em; }
.hero__stat { margin-top: clamp(16px, 4vw, 48px); display: flex; flex-wrap: wrap; align-items: flex-end; gap: 12px 32px; }
.hero__num { font-family: var(--display); font-weight: 700; font-size: clamp(120px, 24vw, 260px); line-height: 0.8; letter-spacing: -4px; color: var(--amber); }
.hero__cap { display: flex; flex-direction: column; gap: 10px; max-width: 22em; padding-bottom: 6px; }
.hero__cap p:first-child { font-size: clamp(18px, 2.2vw, 22px); line-height: 1.35; font-weight: 500; color: #FFFFFF; }
.hero__row { border-top: 1px solid var(--line-dark); padding-top: 24px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr)); gap: 24px 32px; }
.hero__row .num { color: #FFFFFF; }
.hero__row p { font-size: 15px; line-height: 1.4; color: var(--steel); margin-top: 6px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.btn { display: inline-flex; align-items: center; min-height: 48px; padding: 10px 22px; background: var(--amber); color: var(--ink); font-family: var(--display); font-weight: 700; font-size: 22px; text-transform: uppercase; text-decoration: none; }
.btn:hover { background: #FFC02E; }
.btn--ghost { background: transparent; color: #FFFFFF; box-shadow: inset 0 0 0 2px var(--steel); }
.btn--ghost:hover { background: #1D1E20; }

.rings span { position: absolute; border-radius: 50%; border: 1px solid #2C2D30; }
.rings span:nth-child(1) { width: 760px; height: 760px; right: -280px; top: 120px; }
.rings span:nth-child(2) { width: 560px; height: 560px; right: -180px; top: 220px; }
.rings span:nth-child(3) { width: 360px; height: 360px; right: -80px; top: 320px; border-color: var(--line-dark); }
.rings--left span:nth-child(1) { width: 640px; height: 640px; left: -260px; right: auto; top: -260px; }
.rings--left span:nth-child(2) { width: 480px; height: 480px; left: -180px; right: auto; top: -180px; }

/* Sections */
.sec { padding: clamp(56px, 8vw, 104px) 0; }
.sec--alt { background: var(--paper-alt); }
.sec .wrap { display: flex; flex-direction: column; gap: 28px; }
.eyebrow { color: var(--grey); letter-spacing: 3px; margin-bottom: -14px; }
.sec h2 { font-weight: 700; font-size: clamp(38px, 6vw, 68px); line-height: 0.98; max-width: 18ch; }
.sec h3 { font-weight: 600; font-size: clamp(26px, 3.2vw, 32px); line-height: 1.1; margin-top: 20px; margin-bottom: -10px; }
.sec h4 { font-weight: 700; font-size: 26px; line-height: 1; }
.lead { font-size: clamp(17px, 1.9vw, 20px); line-height: 1.55; max-width: 40em; text-wrap: pretty; }
.body { max-width: 44em; text-wrap: pretty; }

/* Evidence tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr)); gap: 12px; }
.tile { background: var(--black); color: #DADDE0; padding: 24px; display: flex; flex-wrap: wrap; gap: 10px 20px; align-items: flex-start; }
.tile .num { flex: none; min-width: 2.1em; }
.tile p { flex: 1 1 220px; font-size: 16px; line-height: 1.45; }

/* Dark data bar */
.berg { display: flex; flex-direction: column; gap: 14px; }
.berg__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 6px 20px; }
.berg__head h3 { margin: 12px 0 0 0; }
.berg__head .mono { color: var(--grey); letter-spacing: 0; font-size: 13px; }
.berg__bar { display: flex; gap: 2px; height: 64px; }
.berg__seg { display: flex; align-items: center; padding-left: 14px; font-family: var(--display); font-weight: 700; font-size: clamp(22px, 3vw, 34px); min-width: 0; }
.berg__seg--dark, .swatch--dark { background: var(--black); color: #FFFFFF; }
.berg__seg--rot, .swatch--rot { background: #6B7078; color: #FFFFFF; }
.berg__seg--critical, .swatch--critical { background: var(--amber); color: var(--ink); }
.berg__key { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); gap: 10px 28px; font-size: 15px; line-height: 1.45; }
.berg__key li { display: flex; gap: 10px; align-items: flex-start; }
.swatch { flex: none; width: 14px; height: 14px; margin-top: 4px; }

.pull { border-top: 2px solid var(--ink); padding-top: 22px; display: flex; flex-wrap: wrap; gap: 10px 28px; align-items: center; }
.pull .num { flex: none; }
.pull p { flex: 1 1 320px; font-size: clamp(17px, 1.9vw, 20px); line-height: 1.45; text-wrap: pretty; }

/* Breach block */
.breach { background: var(--black); color: #FFFFFF; padding: clamp(24px, 4vw, 40px); display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; }
.breach__big { flex: none; display: flex; flex-direction: column; gap: 6px; }
.breach__big .mono { font-size: 14px; letter-spacing: 5px; color: var(--steel); }
.breach__text { flex: 1 1 340px; display: flex; flex-direction: column; gap: 18px; }
.breach__lead { font-size: clamp(18px, 2.1vw, 22px); line-height: 1.4; font-weight: 500; }
.breach__costs { display: flex; flex-wrap: wrap; gap: 14px 40px; border-top: 1px solid var(--line-dark); padding-top: 14px; font-size: 15px; line-height: 1.4; color: #DADDE0; }
.breach__costs .num { color: #FFFFFF; }

/* Column groups */
.cols { display: grid; gap: 24px; }
.cols--4 { grid-template-columns: repeat(auto-fit, minmax(min(200px, 100%), 1fr)); }
.cols--3 { grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr)); }
.topline { border-top: 2px solid var(--ink); padding-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.topline--thick { border-top-width: 6px; }
.topline--accent { border-top: 6px solid var(--amber); }
.topline p { font-size: 15px; line-height: 1.45; }

/* Comparison table */
.tablebox { overflow-x: auto; }
.compare { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 15px; line-height: 1.45; }
.compare th, .compare td { text-align: left; vertical-align: top; padding: 12px 20px 12px 0; }
.compare thead th { font-family: var(--display); font-weight: 600; font-size: 22px; text-transform: uppercase; border-bottom: 2px solid var(--ink); }
.compare thead td { border-bottom: 2px solid var(--ink); width: 9.5em; }
.compare tbody th { font-weight: 600; }
.compare tbody tr + tr th, .compare tbody tr + tr td { border-top: 1px solid var(--line); }

/* Score formula */
.formula { background: var(--black); color: #FFFFFF; padding: clamp(20px, 3vw, 32px); display: flex; flex-wrap: wrap; align-items: center; gap: 14px 28px; }
.formula > div { display: flex; flex-direction: column; gap: 4px; }
.formula__term { font-family: var(--display); font-weight: 600; font-size: clamp(28px, 3.6vw, 38px); line-height: 1.05; text-transform: uppercase; }
.formula__op { font-family: var(--display); font-size: 44px; color: var(--amber); }
.formula__out .formula__term { font-weight: 700; }

/* Assessment areas */
.areas { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(230px, 100%), 1fr)); gap: 1px; background: var(--ink); border: 1px solid var(--ink); }
.areas li { background: var(--paper); padding: 18px 18px 20px 18px; display: flex; flex-direction: column; gap: 6px; }
.areas__n { font-weight: 700; font-size: 34px; color: var(--amber-ink); }
.areas h4 { font-family: var(--body); text-transform: none; font-weight: 600; font-size: 17px; line-height: 1.3; }
.areas p { font-size: 15px; line-height: 1.45; color: #3B3E43; }

/* Monitoring loop */
.loop { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(210px, 100%), 1fr)); gap: 10px; }
.loop li { background: var(--black); color: #FFFFFF; padding: 20px 20px 22px 20px; display: flex; flex-direction: column; gap: 10px; }
.loop li .mono { color: var(--amber); }
.loop li h4 { font-size: 34px; }
.loop li p:last-child { font-size: 15px; line-height: 1.45; color: #DADDE0; }
.loop .loop__last { background: var(--amber); color: var(--ink); }
.loop .loop__last .mono, .loop .loop__last p:last-child { color: var(--ink); }

.path h4 { font-size: 28px; }
.caution { background: #DAD9D3; padding: 16px 20px; max-width: 44em; text-wrap: pretty; }

/* Closing */
.close { position: relative; overflow: hidden; background: var(--black); color: var(--paper); padding: clamp(56px, 8vw, 104px) 0 clamp(40px, 6vw, 64px) 0; }
.close__in { position: relative; display: flex; flex-direction: column; gap: 28px; }
.close__logo { width: 116px; height: 116px; align-self: flex-end; }
.close h2 { font-weight: 700; font-size: clamp(46px, 9vw, 104px); line-height: 0.95; color: #FFFFFF; max-width: 12ch; text-wrap: wrap; }
.close__lead { font-size: clamp(18px, 2vw, 21px); line-height: 1.5; color: #DADDE0; max-width: 36em; text-wrap: pretty; }
.close h4 { font-weight: 600; font-size: 28px; line-height: 1.05; color: #FFFFFF; }
.close .topline p { color: var(--steel); }
.cta { display: flex; flex-direction: column; gap: 6px; background: var(--amber); color: var(--ink); padding: 22px 26px; text-decoration: none; }
.cta:hover { background: #FFC02E; }
.cta__line { font-family: var(--display); font-weight: 700; font-size: clamp(26px, 3.6vw, 38px); line-height: 1.1; text-transform: uppercase; }
.cta__mail { font-family: var(--mono); font-weight: 500; font-size: clamp(17px, 2vw, 21px); overflow-wrap: anywhere; }

.sources { border-top: 1px solid var(--line-dark); padding-top: 20px; margin-top: 16px; display: flex; flex-direction: column; gap: 12px; }
.sources .mono { letter-spacing: 3px; color: var(--steel); }
.sources ol { list-style: decimal; padding-left: 1.4em; columns: 2 320px; column-gap: 40px; font-size: 14px; line-height: 1.5; color: #B4B8BE; }
.sources li { break-inside: avoid; margin-bottom: 8px; scroll-margin-top: 96px; }
.sources li:target { color: #FFFFFF; }
.sources a { color: var(--steel); white-space: nowrap; }
.sources a:hover { color: var(--amber); }
.sources__note { font-size: 14px; color: var(--steel-dim); }

.foot { background: var(--black); color: var(--steel-dim); border-top: 1px solid var(--line-dark); }
.foot__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 24px; padding-top: 18px; padding-bottom: 22px; letter-spacing: 1px; }

@media (max-width: 720px) {
  .bar__brand .mono { display: none; }
  .hero__num { letter-spacing: -2px; }
  .berg__bar { height: 52px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

@media print {
  .bar, .hero__actions, .skip { display: none; }
  .sec, .close { padding: 28px 0; }
  .tile, .breach, .formula, .loop li, .areas li, .topline { break-inside: avoid; }
  * { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* ---- Contents dropdown ---- */
.bar__nav { overflow: visible; align-items: center; gap: 6px; }
.bar__nav .bar__home { border-right: 0; margin-right: 0; padding-right: 10px; }
.menu { position: relative; }
.menu summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 0 14px; font-size: 14px; color: #FFFFFF; box-shadow: inset 0 0 0 1px var(--line-dark); user-select: none; }
.menu summary::-webkit-details-marker { display: none; }
.menu summary::after { content: ""; width: 7px; height: 7px; border-right: 2px solid var(--amber); border-bottom: 2px solid var(--amber); transform: rotate(45deg) translateY(-2px); }
.menu[open] summary { box-shadow: inset 0 0 0 1px var(--amber); }
.menu[open] summary::after { transform: rotate(-135deg) translateY(-2px); }
.menu summary:hover { background: #1D1E20; }
.menu summary:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }
.menu__list { position: absolute; right: 0; top: calc(100% + 12px); width: min(300px, calc(100vw - 32px)); max-height: calc(100vh - 100px); overflow-y: auto; background: var(--black); border: 1px solid var(--line-dark); padding: 6px 0; box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45); }
.menu__list a { display: block; padding: 12px 18px; font-size: 15px; white-space: normal; color: var(--steel); text-decoration: none; }
.menu__list a:hover, .menu__list a:focus-visible { color: #FFFFFF; background: #1D1E20; box-shadow: inset 3px 0 0 var(--amber); }
@media print { .menu { display: none; } }