/* ============================================================
   VECTOR Operational Resilience — site.css (Oct 2026 rebuild)
   Layout: engineering "sheet" grid, a mono index in the left
   margin, hairline rules, full-bleed navy panels at the thesis
   moments. Single deliberate light look with navy bands.
   ============================================================ */
:root {
  color-scheme: light;
  /* ground */
  --paper:   #F3F1EC;
  --paper-2: #E9E6DF;
  --paper-3: #DEDAD2;
  --card:    #FBFAF7;
  /* ink + navy */
  --ink:     #121821;
  --navy:    #0D1A2A;
  --navy-2:  #132338;
  --navy-3:  #1B2E47;
  --slate:   #4D5866;
  --slate-2: #6F7A87;
  --slate-3: #9AA3AD;
  /* rules */
  --line:    #D7D2C9;
  --line-2:  #C6C0B6;
  --line-d:  #223650;
  --line-d2: #2E4562;
  /* accents: steel blue is the interface, brass is the resultant */
  --steel:      #2F5D8C;
  --steel-deep: #234A72;
  --steel-lift: #9BBEE3;
  --steel-wash: #E3EAF2;
  --brass:      #96672C;
  --brass-lift: #D4A766;
  --on-dark:    #E8ECF1;
  --on-dark-2:  #A3B0C0;
  --white:      #FFFFFF;

  --wrap: 1240px;
  --gut: clamp(20px, 5vw, 56px);
  --spine: 136px;
  --r: 2px;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0s !important; transition-duration: .001ms !important; }
}
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--paper); }
img { max-width: 100%; display: block; }
svg { display: block; max-width: 100%; }
a { color: var(--steel); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--steel); outline-offset: 3px; }
.dark :focus-visible { outline-color: var(--steel-lift); }
::selection { background: var(--steel); color: var(--white); }
.skip { position: absolute; left: -9999px; top: 0; z-index: 200; background: var(--navy); color: var(--white); padding: 12px 18px; font: 500 13px/1 var(--mono); }
.skip:focus { left: 12px; top: 12px; }

/* ---------- type ---------- */
h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.024em; line-height: 1.08; text-wrap: balance; }
.h-xl { font-size: clamp(2.6rem, 6vw, 5rem); line-height: 1.0; letter-spacing: -0.038em; font-weight: 300; }
.h-xl b { font-weight: 500; }
.h-lg { font-size: clamp(2rem, 4vw, 3.15rem); line-height: 1.05; letter-spacing: -0.03em; font-weight: 300; }
.h-lg b { font-weight: 500; }
.h-md { font-size: clamp(1.45rem, 2.4vw, 1.95rem); line-height: 1.14; font-weight: 400; }
.h-sm { font-size: clamp(1.1rem, 1.4vw, 1.26rem); line-height: 1.25; letter-spacing: -0.012em; font-weight: 500; }
p { margin: 0; }
.lede { font-size: clamp(1.06rem, 1.5vw, 1.27rem); line-height: 1.55; color: var(--slate); font-weight: 300; max-width: 60ch; }
.body { color: var(--slate); max-width: 64ch; }
.body + .body { margin-top: 1em; }
.eyebrow { font: 500 11.5px/1.2 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--steel); display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; flex: none; }
.mono { font: 400 12px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--slate-2); }
.statement { font-size: clamp(1.5rem, 3.2vw, 2.55rem); line-height: 1.18; letter-spacing: -0.026em; font-weight: 300; text-wrap: balance; max-width: 30ch; }
.statement b { font-weight: 500; }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto;
  padding-left: max(var(--gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gut), env(safe-area-inset-right, 0px)); }
.section { padding-block: clamp(64px, 9vw, 124px); }
.section--tight { padding-block: clamp(44px, 6vw, 80px); }
.alt { background: var(--paper-2); }
.dark { background: var(--navy); color: var(--on-dark); }
.dark .body, .dark .lede { color: var(--on-dark-2); }
.dark .eyebrow { color: var(--steel-lift); }
.dark .mono { color: var(--on-dark-2); }
.dark a:not(.btn) { color: var(--steel-lift); }
.dark h2, .dark h3 { color: var(--white); }

.sheet { display: grid; grid-template-columns: var(--spine) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.sheet__index { position: sticky; top: calc(96px + env(safe-area-inset-top, 0px)); font: 500 11px/1.5 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--slate-2); border-top: 1px solid var(--line); padding-top: 12px; }
.sheet__index b { display: block; color: var(--ink); font-weight: 500; }
.dark .sheet__index { color: var(--on-dark-2); border-top-color: var(--line-d2); }
.dark .sheet__index b { color: var(--on-dark); }
@media (max-width: 900px) { .sheet { grid-template-columns: 1fr; gap: 18px; } .sheet__index { position: static; } }
.sheet > * { min-width: 0; }

.stack { display: grid; gap: 20px; }
.stack-s { display: grid; gap: 12px; }
.stack-l { display: grid; gap: 40px; }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(28px, 5vw, 72px); align-items: center; }
.split--top { align-items: start; }
.split > * { min-width: 0; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.mt-s { margin-top: 12px; } .mt-m { margin-top: 24px; } .mt-l { margin-top: 44px; }

/* ---------- header ---------- */
.masthead { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 100; background: rgba(243,241,236,.92); backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2); border-bottom: 1px solid var(--line); }
.masthead__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 70px; position: relative; }
.logo { display: flex; align-items: center; gap: 11px; color: var(--ink); }
.logo:hover { text-decoration: none; }
.logo__mark { width: 28px; height: 28px; flex: none; }
.logo__txt { font: 600 15px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; }
.logo__txt span { display: block; font: 400 9.5px/1.4 var(--mono); letter-spacing: .17em; color: var(--slate-2); margin-top: 5px; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav a { color: var(--slate); font-size: 14px; padding: 8px 10px; white-space: nowrap; }
.nav a:hover { color: var(--ink); background: var(--paper-3); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 500; box-shadow: inset 0 -2px 0 var(--steel); }
.nav .nav__cta { margin-left: 10px; background: var(--navy); color: var(--white); padding: 10px 16px; font-weight: 500; font-size: 13.5px; border-radius: var(--r); }
.nav .nav__cta:hover { background: var(--steel); color: var(--white); }
.nav .nav__cta[aria-current="page"] { box-shadow: none; background: var(--steel); color: var(--white); }
.burger { display: none; background: none; border: 1px solid var(--line-2); width: 44px; height: 40px; border-radius: var(--r); align-items: center; justify-content: center; cursor: pointer; color: var(--ink); }
@media (max-width: 1140px) {
  .burger { display: inline-flex; }
  .nav { position: absolute; left: calc(-1 * max(var(--gut), env(safe-area-inset-left, 0px))); right: calc(-1 * max(var(--gut), env(safe-area-inset-right, 0px))); top: 100%; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 8px max(var(--gut), env(safe-area-inset-right, 0px)) 22px max(var(--gut), env(safe-area-inset-left, 0px)); display: none; max-height: calc(100vh - 70px); overflow-y: auto; }
  .nav.open { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .nav a[aria-current="page"] { box-shadow: none; color: var(--steel); }
  .nav .nav__cta { margin: 16px 0 0; text-align: center; border-bottom: 0; padding: 14px; }
}

/* ---------- buttons ---------- */
.btns { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 15px 22px; font: 500 14.5px/1 var(--sans); border-radius: var(--r); border: 1px solid transparent; cursor: pointer; transition: background .18s ease, color .18s ease, border-color .18s ease; }
.btn:hover { text-decoration: none; }
.btn svg { transition: transform .18s ease; }
.btn:hover svg { transform: translateX(3px); }
.btn--primary { background: var(--navy); color: var(--white); }
.btn--primary:hover { background: var(--steel); }
.btn--ghost { border-color: var(--line-2); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); background: var(--paper-3); }
.dark .btn--primary, .hero .btn--primary, .phero .btn--primary { background: var(--steel-lift); color: var(--navy); }
.dark .btn--primary:hover, .hero .btn--primary:hover, .phero .btn--primary:hover { background: var(--white); }
.dark .btn--ghost, .hero .btn--ghost, .phero .btn--ghost { border-color: var(--line-d2); color: var(--on-dark); }
.dark .btn--ghost:hover, .hero .btn--ghost:hover, .phero .btn--ghost:hover { border-color: var(--on-dark-2); background: var(--navy-2); }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--steel); }
.link-arrow:hover { text-decoration: none; gap: 12px; }
.dark .link-arrow { color: var(--steel-lift); }

/* ---------- hero ---------- */
.hero, .phero { position: relative; background: var(--navy); color: var(--on-dark); overflow: hidden; isolation: isolate; }
.hero__media, .phero__media { position: absolute; inset: 0; z-index: -2; }
.hero__media img, .phero__media img { width: 100%; height: 100%; object-fit: cover; opacity: .42; filter: grayscale(.7) contrast(1.08); }
.phero__media img { opacity: .3; }
.hero__scrim, .phero__scrim { position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(13,26,42,.97) 0%, rgba(13,26,42,.88) 46%, rgba(13,26,42,.5) 100%), linear-gradient(to bottom, rgba(13,26,42,.4), rgba(13,26,42,.1) 45%, rgba(13,26,42,.92)); }
.hero__lines { position: absolute; right: 0; top: 0; bottom: 0; width: min(58%, 760px); z-index: -1; opacity: .9; pointer-events: none; }
@media (max-width: 760px) { .hero__lines { opacity: .35; width: 100%; } }
.hero__in { padding-block: clamp(80px, 12vw, 156px) clamp(56px, 7vw, 88px); display: grid; gap: 28px; }
.hero__brand { font: 500 12.5px/1.2 var(--mono); letter-spacing: .3em; text-transform: uppercase; color: var(--brass-lift); display: flex; align-items: center; gap: 12px; }
.hero__brand::before { content: ""; width: 30px; height: 1px; background: currentColor; }
.hero h1 { color: var(--white); max-width: 15ch; }
.hero h1 b { color: var(--white); }
.hero__sub { font-size: clamp(1.12rem, 1.7vw, 1.38rem); line-height: 1.45; color: var(--on-dark); font-weight: 400; max-width: 46ch; }
.hero__lede { color: var(--on-dark-2); max-width: 58ch; font-weight: 300; font-size: clamp(1rem, 1.3vw, 1.1rem); }
.hero__meta { display: flex; flex-wrap: wrap; gap: 10px 28px; font: 400 11.5px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--on-dark-2); padding-top: 26px; border-top: 1px solid var(--line-d2); margin-top: 18px; }
.phero__in { padding-block: clamp(60px, 8vw, 108px); display: grid; gap: 22px; }
.phero h1 { color: var(--white); max-width: 20ch; }
.phero .lede { color: var(--on-dark-2); }
.phero .eyebrow { color: var(--steel-lift); }

/* ---------- photos ---------- */
.photo { position: relative; overflow: hidden; border: 1px solid var(--line-2); background: var(--navy); }
.photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.35) contrast(1.03) saturate(.85); transition: filter .4s ease; }
.photo:hover img { filter: grayscale(.1) contrast(1.03) saturate(1); }
.photo--tall img { aspect-ratio: 4 / 5; }
.photo--wide img { aspect-ratio: 16 / 10; }
.photo--bw img { filter: grayscale(1) contrast(1.05); }
.photo figcaption, .cap { font: 400 10.5px/1.5 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--slate-2); margin-top: 10px; }

/* ---------- cascade (dependency chains) ---------- */
.cascade { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.chain { background: var(--card); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: stretch; }
.chain__node { padding: 18px 20px; display: grid; gap: 6px; align-content: start; position: relative; }
.chain__node + .chain__node { border-left: 1px dashed var(--line-2); }
.chain__node + .chain__node::before { content: ""; position: absolute; left: -6px; top: 26px; width: 11px; height: 11px; border-top: 1px solid var(--brass); border-right: 1px solid var(--brass); transform: rotate(45deg); background: var(--card); }
.chain__k { font: 500 10.5px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--slate-2); }
.chain__node:first-child .chain__k { color: var(--brass); }
.chain__v { font-size: 15.5px; line-height: 1.4; color: var(--ink); }
@media (max-width: 680px) {
  .chain { grid-template-columns: 1fr; }
  .chain__node + .chain__node { border-left: 0; border-top: 1px dashed var(--line-2); }
  .chain__node + .chain__node::before { left: 24px; top: -6px; transform: rotate(135deg); }
}

/* ---------- practice cards ---------- */
.practices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 900px) { .practices { grid-template-columns: 1fr; } }
.practice { background: var(--card); padding: clamp(26px, 3.2vw, 44px); display: grid; gap: 18px; align-content: start; }
.practice__no { font: 500 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--brass); }
.practice h3 { font-size: clamp(1.45rem, 2.3vw, 1.9rem); line-height: 1.12; font-weight: 400; }
.practice p { color: var(--slate); }
.practice .ticks { margin-top: 4px; }
.practice .link-arrow { margin-top: 6px; }
.support { background: var(--paper-2); border: 1px solid var(--line); border-top: 0; padding: 22px clamp(26px, 3.2vw, 44px); display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 18px 32px; align-items: center; }
.support p { color: var(--slate); font-size: 15px; }
@media (max-width: 860px) { .support { grid-template-columns: 1fr; } }

/* ---------- lists ---------- */
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 22px; font-size: 15.5px; line-height: 1.5; color: var(--slate); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 1px; background: var(--steel); }
.dark .ticks li { color: var(--on-dark-2); }
.dark .ticks li::before { background: var(--steel-lift); }
.ticks--2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 36px; }
@media (max-width: 640px) { .ticks--2 { grid-template-columns: 1fr; } }
.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip { font: 400 12px/1 var(--mono); letter-spacing: .04em; color: var(--slate); background: var(--paper-2); border: 1px solid var(--line); padding: 8px 11px; border-radius: var(--r); }
.dark .chip { background: var(--navy-2); border-color: var(--line-d2); color: var(--on-dark-2); }

/* ---------- method cycle ---------- */
.cycle { position: relative; }
.cycle__track { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line-d); border: 1px solid var(--line-d); }
.cstep { background: var(--navy); padding: 26px 20px 28px; display: grid; gap: 12px; align-content: start; position: relative; }
.cstep__dot { width: 12px; height: 12px; border: 1px solid var(--steel-lift); border-radius: 50%; background: var(--navy); position: relative; }
.cstep__dot::after { content: ""; position: absolute; inset: 3px; border-radius: 50%; background: var(--steel-lift); }
.cstep:last-child .cstep__dot { border-color: var(--brass-lift); }
.cstep:last-child .cstep__dot::after { background: var(--brass-lift); }
.cstep__no { font: 500 11px/1 var(--mono); letter-spacing: .16em; color: var(--on-dark-2); }
.cstep h3 { font-size: 1.22rem; font-weight: 500; color: var(--white); letter-spacing: -0.01em; }
.cstep p { font-size: 14.5px; line-height: 1.55; color: var(--on-dark-2); }
.cycle__loop { display: flex; align-items: center; gap: 14px; margin-top: 18px; font: 400 11px/1.4 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--brass-lift); }
.cycle__loop svg { flex: 1 1 auto; min-width: 60px; height: 14px; }
@media (max-width: 900px) { .cycle__track { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .cycle__track { grid-template-columns: 1fr; } .cstep { grid-template-columns: 12px minmax(0,1fr); column-gap: 16px; } .cstep > *:not(.cstep__dot) { grid-column: 2; } .cstep__dot { grid-row: 1 / span 3; margin-top: 2px; } }

/* light step list (detailed) */
.plist { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.pstep { background: var(--card); display: grid; grid-template-columns: 80px minmax(0, 230px) minmax(0, 1fr); gap: clamp(16px, 3vw, 40px); padding: clamp(22px, 2.8vw, 34px) clamp(20px, 2.6vw, 34px); align-items: start; }
.pstep__no { font: 500 12px/1 var(--mono); letter-spacing: .16em; color: var(--brass); padding-top: 6px; }
.pstep h3 { font-size: 1.24rem; font-weight: 500; }
.pstep__body { color: var(--slate); font-size: 15.5px; line-height: 1.6; display: grid; gap: 10px; }
.pstep__body .mono { color: var(--slate-2); }
@media (max-width: 880px) { .pstep { grid-template-columns: 1fr; gap: 10px; } }

/* ---------- foundations (four disciplines) ---------- */
.found { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.found > div { background: var(--card); padding: 22px 22px 24px; display: grid; gap: 8px; align-content: start; }
.found .mono { color: var(--brass); font-size: 10.5px; letter-spacing: .16em; }
.found h3 { font-size: 1.06rem; font-weight: 500; }
.found p { color: var(--slate); font-size: 14.5px; line-height: 1.55; }
@media (max-width: 560px) { .found { grid-template-columns: 1fr; } }
.found--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1000px) { .found--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .found--4 { grid-template-columns: 1fr; } }

/* ---------- industries ---------- */
.ind-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px; }
.ind-grid > .ind:nth-child(-n+2) { grid-column: span 3; min-height: 300px; }
.ind-grid > .ind:nth-child(n+3) { grid-column: span 2; }
@media (max-width: 900px) { .ind-grid { grid-template-columns: 1fr 1fr; } .ind-grid > .ind:nth-child(n) { grid-column: span 1; min-height: 240px; } .ind-grid > .ind:last-child { grid-column: span 2; } }
@media (max-width: 560px) { .ind-grid { grid-template-columns: 1fr; } .ind-grid > .ind:nth-child(n) { grid-column: span 1; } }
.ind { position: relative; display: block; overflow: hidden; border: 1px solid var(--line-2); background: var(--navy); min-height: 250px; color: var(--white); }
.ind:hover { text-decoration: none; }
.ind img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .55; filter: grayscale(.75) contrast(1.05); transition: opacity .35s ease, transform .6s ease, filter .35s ease; }
.ind:hover img { opacity: .7; transform: scale(1.03); filter: grayscale(.35) contrast(1.05); }
.ind__scrim { position: absolute; inset: 0; background: linear-gradient(to top, rgba(13,26,42,.96) 14%, rgba(13,26,42,.42) 68%, rgba(13,26,42,.22)); }
.ind__body { position: relative; padding: 20px; height: 100%; min-height: inherit; display: flex; flex-direction: column; justify-content: flex-end; gap: 7px; }
.ind__body h3 { color: var(--white); font-size: 1.1rem; font-weight: 500; letter-spacing: -0.01em; }
.ind__body p { color: var(--on-dark-2); font-size: 13.5px; line-height: 1.5; max-width: 46ch; }

/* industry detail rows */
.sector { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(24px, 4vw, 60px); align-items: start; }
.sector + .sector { margin-top: clamp(48px, 6vw, 84px); padding-top: clamp(48px, 6vw, 84px); border-top: 1px solid var(--line); }
.sector > * { min-width: 0; }
.sector__cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
@media (max-width: 860px) { .sector { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .sector__cols { grid-template-columns: 1fr; } }

/* ---------- capability table ---------- */
.ctable { display: grid; border-top: 1px solid var(--ink); }
.crow { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 6fr) 120px; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); align-items: start; }
.crow--head { padding: 12px 0; font: 500 10.5px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--slate-2); }
.crow h3 { font-size: 1.04rem; font-weight: 500; }
.crow__q { font-size: 15px; color: var(--ink); font-style: italic; font-weight: 300; }
.crow__d { font-size: 14.5px; color: var(--slate); line-height: 1.55; }
.crow__e { font: 400 10.5px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--slate-2); }
.crow__e b { color: var(--steel); font-weight: 500; display: block; }
@media (max-width: 980px) { .crow { grid-template-columns: 1fr; gap: 6px; } .crow--head { display: none; } }

/* ---------- value rows ---------- */
.vrow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.vrow--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 1000px) { .vrow--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 820px) { .vrow { grid-template-columns: 1fr; } }
.vrow > div { background: var(--card); padding: clamp(20px, 2.4vw, 30px); display: grid; gap: 8px; align-content: start; }
.vrow h3 { font-size: 1.05rem; font-weight: 500; }
.vrow p { color: var(--slate); font-size: 14.5px; line-height: 1.55; }
.vrow .mono { color: var(--brass); font-size: 10.5px; letter-spacing: .16em; }
.dark .vrow { background: var(--line-d); border-color: var(--line-d); }
.dark .vrow > div { background: var(--navy); }
.dark .vrow p { color: var(--on-dark-2); }
.dark .vrow .mono { color: var(--brass-lift); }

/* questions grid */
.qgrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); counter-reset: q; }
@media (max-width: 1000px) { .qgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .qgrid { grid-template-columns: 1fr; } }
.qgrid > div { background: var(--card); padding: 22px 20px 24px; display: grid; gap: 10px; align-content: start; }
.qgrid h3 { font-size: 1.08rem; font-weight: 400; line-height: 1.3; }
.qgrid p { color: var(--slate); font-size: 14px; line-height: 1.55; }
.qgrid .mono { color: var(--brass); font-size: 10.5px; }

/* deliverables */
.deliv { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line-d); border: 1px solid var(--line-d); }
@media (max-width: 620px) { .deliv { grid-template-columns: 1fr; } }
.deliv > div { background: var(--navy); padding: 16px 18px; display: grid; gap: 4px; }
.deliv b { font-weight: 500; color: var(--white); font-size: 15px; }
.deliv span { color: var(--on-dark-2); font-size: 13.5px; line-height: 1.5; }

/* callout */
.callout { border: 1px solid var(--line); border-left: 3px solid var(--brass); background: var(--card); padding: clamp(20px, 2.6vw, 30px); display: grid; gap: 10px; }
.callout h3 { font-size: 1.1rem; font-weight: 500; }
.callout p { color: var(--slate); font-size: 15px; line-height: 1.6; }
.dark .callout { background: var(--navy-2); border-color: var(--line-d2); border-left-color: var(--brass-lift); }
.dark .callout p { color: var(--on-dark-2); }
.fine { font-size: 13px; color: var(--slate-2); line-height: 1.55; max-width: 80ch; }
.dark .fine { color: var(--on-dark-2); }

/* scenario panel */
.scenario { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 1px; background: var(--line-d); border: 1px solid var(--line-d); }
.scenario > div { background: var(--navy); padding: clamp(22px, 3vw, 38px); display: grid; gap: 16px; align-content: start; }
.scenario > div:first-child { background: var(--navy-2); }
@media (max-width: 860px) { .scenario { grid-template-columns: 1fr; } }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.timeline li { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 14px; padding: 12px 0; border-top: 1px solid var(--line-d2); font-size: 14.5px; color: var(--on-dark-2); line-height: 1.5; }
.timeline li b { font: 500 11px/1.6 var(--mono); letter-spacing: .1em; color: var(--brass-lift); }

/* ---------- framework (bvd) ---------- */
.bvd { display: grid; grid-template-columns: minmax(0, 1fr) 200px minmax(0, 1fr); }
@media (max-width: 940px) { .bvd { grid-template-columns: 1fr; } }
.bvd__side { border: 1px solid var(--line-d2); background: var(--navy-2); padding: clamp(22px, 2.6vw, 30px); display: grid; gap: 14px; align-content: start; }
.bvd__side h3 { font: 500 12.5px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--on-dark); }
.bvd__side p { color: var(--on-dark-2); font-size: 13.5px; line-height: 1.5; }
.bvd__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.bvd__list li { font: 400 13px/1.4 var(--mono); color: var(--on-dark-2); display: flex; gap: 10px; align-items: baseline; }
.bvd__list li::before { content: ""; width: 5px; height: 5px; flex: none; border: 1px solid var(--steel-lift); transform: translateY(-1px); }
.bvd__mid { display: grid; align-content: center; justify-items: center; gap: 12px; padding: 24px 14px; position: relative; }
.bvd__mid::before, .bvd__mid::after { content: ""; position: absolute; top: 50%; width: 22px; height: 1px; background: var(--brass-lift); }
.bvd__mid::before { left: -11px; } .bvd__mid::after { right: -11px; }
@media (max-width: 940px) { .bvd__mid::before, .bvd__mid::after { top: auto; left: 50%; width: 1px; height: 20px; } .bvd__mid::before { top: -10px; } .bvd__mid::after { bottom: -10px; right: auto; } }
.bvd__node { border: 1px solid var(--brass-lift); color: var(--brass-lift); font: 500 12px/1 var(--mono); letter-spacing: .2em; text-transform: uppercase; padding: 12px 16px; }
.bvd__flow { display: grid; gap: 8px; justify-items: center; font: 400 10.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--on-dark-2); }

/* resultant */
.resultant { border: 1px solid var(--line-d2); background: var(--navy-2); padding: clamp(16px, 3vw, 34px); }
.resultant svg { width: 100%; height: auto; }
.res-line { stroke-dasharray: 100; stroke-dashoffset: 0; animation: draw 1.6s cubic-bezier(.3,.7,.2,1) .2s both; }
@keyframes draw { from { stroke-dashoffset: 100; } to { stroke-dashoffset: 0; } }
.res-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 960px) { .res-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .res-grid > div:last-child { grid-column: span 2; } }
@media (max-width: 520px) { .res-grid { grid-template-columns: 1fr; } .res-grid > div:last-child { grid-column: auto; } }
.res-grid > div { background: var(--card); padding: 22px 20px; display: grid; gap: 9px; align-content: start; }
.res-grid h3 { font-size: 1.04rem; font-weight: 500; }
.res-grid p { font-size: 14px; line-height: 1.5; color: var(--slate); }
.res-grid .mono { font-size: 10.5px; letter-spacing: .16em; color: var(--brass); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.faq details { background: var(--card); }
.faq summary { cursor: pointer; list-style: none; padding: 20px clamp(16px, 2vw, 26px); display: flex; align-items: center; justify-content: space-between; gap: 20px; font-size: 16.5px; font-weight: 500; color: var(--ink); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 300 22px/1 var(--sans); color: var(--steel); flex: none; }
.faq details[open] summary::after { content: "\2013"; }
.faq details[open] summary { padding-bottom: 8px; }
.faq p { padding: 0 clamp(16px, 2vw, 26px) 22px; color: var(--slate); font-size: 15px; line-height: 1.62; max-width: 74ch; }

/* ---------- form ---------- */
.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 640px) { .form__row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 7px; min-width: 0; }
.field label { font: 500 11px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--slate-2); }
.field label i { font-style: normal; color: var(--slate-3); letter-spacing: .06em; text-transform: none; }
.field input, .field select, .field textarea { font: 400 15.5px/1.5 var(--sans); color: var(--ink); background: var(--card); border: 1px solid var(--line-2); border-radius: var(--r); padding: 12px 13px; width: 100%; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--steel); outline: none; box-shadow: 0 0 0 3px var(--steel-wash); }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--slate) 50%), linear-gradient(135deg, var(--slate) 50%, transparent 50%); background-position: calc(100% - 19px) 21px, calc(100% - 13px) 21px; background-size: 6px 6px; background-repeat: no-repeat; }
.form__status { font-size: 14.5px; color: var(--ink); background: var(--steel-wash); border-left: 3px solid var(--steel); padding: 14px 16px; display: grid; gap: 10px; }
.form__status[hidden] { display: none; }
.form__status pre { white-space: pre-wrap; font: 400 12.5px/1.5 var(--mono); background: var(--card); border: 1px solid var(--line); padding: 12px; margin: 0; max-height: 220px; overflow: auto; }
.contact-card { border: 1px solid var(--line); background: var(--card); padding: 24px; display: grid; gap: 16px; align-content: start; }
.contact-card .addr { font: 500 15px/1.4 var(--mono); color: var(--ink); word-break: break-all; user-select: all; }
.copy { font: 500 11px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; background: none; border: 1px solid var(--line-2); padding: 9px 12px; border-radius: var(--r); color: var(--steel); cursor: pointer; justify-self: start; }
.copy:hover { border-color: var(--steel); }

/* ---------- CTA band ---------- */
.cta-band { background: var(--navy); color: var(--on-dark); position: relative; overflow: hidden; isolation: isolate; }
.cta-band__lines { position: absolute; right: -40px; top: 0; bottom: 0; width: 560px; z-index: -1; opacity: .7; pointer-events: none; }
@media (max-width: 700px) { .cta-band__lines { opacity: .25; } }
.cta-band__in { padding-block: clamp(60px, 8vw, 110px); display: grid; gap: 24px; justify-items: start; }
.cta-band h2 { color: var(--white); max-width: 20ch; }
.cta-band .lede { color: var(--on-dark-2); }

/* ---------- footer ---------- */
.foot { background: var(--navy); color: var(--on-dark); padding-block: clamp(52px, 6vw, 80px) 28px; border-top: 1px solid var(--line-d); }
.foot__top { display: grid; grid-template-columns: 1.5fr repeat(3, minmax(0, 1fr)); gap: clamp(28px, 4vw, 56px); }
@media (max-width: 900px) { .foot__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot__top { grid-template-columns: 1fr; } }
.foot h4 { font: 500 11px/1 var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--on-dark-2); margin-bottom: 16px; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.foot ul a { color: var(--on-dark); font-size: 14.5px; }
.foot ul a:hover { color: var(--steel-lift); text-decoration: none; }
.foot .logo { color: var(--white); }
.foot .logo__txt span { color: var(--on-dark-2); }
.foot__stmt { color: var(--on-dark-2); font-size: 14.5px; line-height: 1.6; max-width: 36ch; margin-top: 18px; }
.foot__bar { margin-top: clamp(36px, 5vw, 56px); padding-top: 20px; border-top: 1px solid var(--line-d); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; font: 400 11px/1.6 var(--mono); letter-spacing: .08em; color: var(--on-dark-2); text-transform: uppercase; }
.foot__bar span { max-width: 70ch; }
.tabnum { font-variant-numeric: tabular-nums; }
.split--contact { grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); }
@media (max-width: 860px) { .split--contact { grid-template-columns: 1fr; } }

.hero__res { max-width: 58ch; border-left: 2px solid var(--brass-lift); padding: 4px 0 4px 18px; color: var(--on-dark); font-size: clamp(1rem, 1.35vw, 1.12rem); line-height: 1.5; font-weight: 300; }
.hero__res span { display: block; font: 500 11px/1.2 var(--mono); letter-spacing: .18em; text-transform: uppercase; color: var(--brass-lift); margin-bottom: 6px; }