/*
  Visual direction A — Operations Evidence System.
  Scoped to the homepage, service overview and About Wesley page.
*/

.evidence-system {
  --evidence-night: var(--brand-authority);
  --evidence-night-2: #12324a;
  --evidence-paper: var(--surface-mist);
  --evidence-grid: #d8e3e9;
  --evidence-blue: var(--brand-cobalt);
  --evidence-teal: var(--brand-search);
  --evidence-copper: #c24a1b;
  --evidence-display:
    Bahnschrift, "Arial Narrow", "Microsoft YaHei UI", "PingFang SC",
    sans-serif;
  color: var(--ink);
  background: var(--evidence-paper);
}

/* Keep the About page aligned with the two top-level business directions. */
.evidence-system .capability-links {
  display: grid;
  gap: 8px;
  align-content: center;
}

.evidence-system .capability-links .text-link {
  min-height: 34px;
}

@media (max-width: 680px) {
  .evidence-system .capability-links {
    grid-column: auto;
    grid-template-columns: repeat(2, minmax(0, auto));
    justify-content: start;
    gap: 10px 20px;
  }
}

.evidence-system main {
  overflow-x: clip;
}

.evidence-system .site-header {
  border-bottom-color: rgba(111, 137, 152, 0.34);
  background: rgba(249, 252, 253, 0.94);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
}

.evidence-system .header-inner {
  min-height: 78px;
}

.evidence-system .site-header .brand::after {
  content: "OPERATIONS SYSTEM";
  margin-left: 5px;
  padding-left: 16px;
  border-left: 1px solid var(--line);
  color: #6a7e8c;
  font: 700 9px/1.2 var(--font-data);
  letter-spacing: 0.12em;
}

.evidence-system .site-nav {
  gap: 25px;
  font-size: 13px;
}

.evidence-system .nav-service-menu,
.evidence-system .nav-service-menu a,
.evidence-system .nav-service-menu b,
.evidence-system .button {
  border-radius: 1px;
}

.evidence-system .nav-service-menu {
  border-color: #aebfc9;
  box-shadow: 10px 10px 0 rgba(8, 28, 44, 0.08);
}

.evidence-system .button {
  position: relative;
  min-height: 52px;
  padding-inline: 24px;
  box-shadow: 4px 4px 0 rgba(7, 27, 43, 0.13);
  transition:
    background 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.evidence-system .button:hover {
  box-shadow: 1px 1px 0 rgba(7, 27, 43, 0.12);
  transform: translate(2px, 2px);
}

.evidence-system .button.button-small {
  min-height: 42px;
  padding-inline: 16px;
}

.evidence-system .eyebrow,
.evidence-system .section-kicker,
.evidence-system .data-label {
  color: var(--evidence-blue);
  font-family: var(--font-data);
  letter-spacing: 0.14em;
}

.evidence-system .section-kicker {
  display: flex;
  align-items: center;
  gap: 9px;
}

.evidence-system .section-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--evidence-copper);
  box-shadow: 11px 0 0 rgba(194, 74, 27, 0.28);
}

.evidence-system h1,
.evidence-system h2,
.evidence-system h3 {
  text-wrap: balance;
}

.evidence-system .display-title,
.evidence-system .simple-hero h1,
.evidence-system .section-heading h2,
.evidence-system .split-copy h2,
.evidence-system .contact-copy h2 {
  font-family: var(--evidence-display);
  font-stretch: condensed;
}

/* Hero thesis and the evidence trace rail. */
.evidence-system .evidence-hero,
.evidence-system .evidence-profile-hero {
  position: relative;
  isolation: isolate;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(104deg, rgba(249, 252, 253, 0.98) 0 61%, rgba(229, 238, 244, 0.96) 61%),
    var(--evidence-paper);
}

.evidence-system .evidence-hero::before,
.evidence-system .evidence-profile-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  opacity: 0.55;
  background-image:
    linear-gradient(rgba(83, 111, 128, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(83, 111, 128, 0.11) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, transparent 0, #000 14%, #000 100%);
}

.evidence-system .evidence-hero::after,
.evidence-system .evidence-profile-hero::after {
  content: "INPUT  /  ACTION  /  EVIDENCE  /  NEXT DECISION";
  position: absolute;
  z-index: 1;
  top: 50%;
  right: clamp(14px, 2.3vw, 38px);
  color: #66808f;
  font: 700 9px/1 var(--font-data);
  letter-spacing: 0.13em;
  writing-mode: vertical-rl;
  transform: translateY(-50%) rotate(180deg);
}

.evidence-system .home-hero {
  padding: 94px 0 96px;
}

.evidence-system .home-hero-grid,
.evidence-system .evidence-profile-grid {
  position: relative;
  z-index: 2;
  grid-template-columns: minmax(0, 7fr) minmax(420px, 5fr);
  gap: clamp(52px, 6vw, 88px);
}

.evidence-system .evidence-hero-copy {
  max-width: 735px;
}

.evidence-system .display-title {
  max-width: 760px;
  font-size: clamp(50px, 5.7vw, 78px);
  line-height: 1.06;
  letter-spacing: -0.045em;
}

.evidence-system .display-title em {
  display: block;
  margin-top: 6px;
  color: var(--evidence-blue);
}

.evidence-system .keep-phrase {
  white-space: nowrap;
}

.evidence-system .lead {
  color: #3c5362;
  line-height: 1.82;
}

.evidence-system .hero-principles {
  margin-top: 46px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}

.evidence-system .hero-principles div {
  padding: 17px 18px;
}

.evidence-system .hero-principles div + div {
  padding-left: 18px;
}

.evidence-system .hero-principles dt {
  font-family: var(--evidence-display);
  font-size: 15px;
}

.evidence-system .hero-principles dd {
  font-family: var(--font-data);
  font-size: 10px;
}

.evidence-system .ops-ledger {
  border-color: #8ea4b1;
  border-radius: 1px;
  box-shadow:
    13px 13px 0 rgba(7, 27, 43, 0.1),
    0 24px 48px rgba(7, 27, 43, 0.08);
}

.evidence-system .ops-ledger::after {
  top: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--evidence-blue) 0 34%,
    var(--evidence-teal) 34% 67%,
    var(--evidence-copper) 67%
  );
  animation: none;
  transform: none;
}

.evidence-system .ledger-head {
  min-height: 52px;
  padding-inline: 20px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    var(--evidence-night);
  background-size: 22px 100%;
}

.evidence-system .framework-badge::before {
  border-radius: 1px;
}

.evidence-system .ledger-columns {
  background: #eef4f7;
}

.evidence-system .ledger-row {
  transition: background 0.18s ease;
}

.evidence-system .ledger-row:hover {
  background: #f1f6f8;
}

.evidence-system .ledger-code,
.evidence-system .service-row-code {
  border-radius: 1px;
  box-shadow: 3px 3px 0 rgba(7, 27, 43, 0.11);
}

.evidence-system .ledger-foot {
  background: var(--evidence-night);
}

.evidence-system .signal-strip {
  background: var(--evidence-paper);
}

.evidence-system .signal-inner {
  min-height: 86px;
}

.evidence-system .signal-inner p {
  font-family: var(--evidence-display);
  font-size: 17px;
}

.evidence-system .signal-inner li {
  font-family: var(--font-data);
  font-size: 10px;
  letter-spacing: 0.04em;
}

.evidence-system .signal-inner li::before {
  border-radius: 1px;
}

/* Section rhythm and system labels. */
.evidence-system .section {
  position: relative;
  padding: 112px 0;
  border-bottom: 1px solid rgba(139, 160, 173, 0.28);
}

.evidence-system .section-white {
  background: #fff;
}

.evidence-system .section-soft {
  background:
    linear-gradient(rgba(109, 137, 153, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(109, 137, 153, 0.055) 1px, transparent 1px),
    var(--blueprint);
  background-size: 36px 36px;
}

.evidence-system .section-dark {
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    var(--evidence-night);
  background-size: 44px 44px;
}

.evidence-system .system-section::before {
  content: attr(data-system-code);
  position: absolute;
  top: 112px;
  left: max(18px, calc((100vw - 1200px) / 2 - 64px));
  color: #728793;
  font: 700 9px/1 var(--font-data);
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.evidence-system .section-dark.system-section::before {
  color: #6e8796;
}

.evidence-system .section-dark .section-kicker,
.evidence-system .evidence-contact .section-kicker {
  color: #78d7d8;
}

.evidence-system .section-heading {
  grid-template-columns: minmax(0, 7fr) minmax(280px, 5fr);
  gap: clamp(46px, 7vw, 98px);
  align-items: start;
  margin-bottom: 56px;
}

.evidence-system .section-heading h2,
.evidence-system .split-copy h2,
.evidence-system .contact-copy h2 {
  max-width: 760px;
  font-size: clamp(38px, 4.5vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.evidence-system .section-heading > p,
.evidence-system .section-heading > :nth-child(2),
.evidence-system .split-copy > p {
  padding-top: 31px;
}

.evidence-system .problem-board {
  grid-template-columns: minmax(300px, 5fr) minmax(0, 7fr);
  gap: clamp(58px, 8vw, 110px);
}

.evidence-system .problem-list {
  border-top-color: #9fb2bd;
}

.evidence-system .problem-list article {
  padding: 25px 0;
  transition:
    border-color 0.18s ease,
    transform 0.18s ease;
}

.evidence-system .problem-list article:hover {
  border-color: var(--evidence-blue);
  transform: translateX(5px);
}

.evidence-system .service-ledger {
  border: 1px solid #aebfc9;
  background: rgba(255, 255, 255, 0.9);
}

.evidence-system .service-row {
  min-height: 184px;
  padding: 30px 32px;
  border-bottom-color: var(--line);
  transition: background 0.18s ease;
}

.evidence-system .service-row:last-child {
  border-bottom: 0;
}

.evidence-system .service-row:hover {
  background: #f1f6f8;
  transform: none;
}

.evidence-system .service-row h3 {
  font-family: var(--evidence-display);
  font-size: 27px;
}

.evidence-system .work-cycle {
  border-color: #385061;
  background: rgba(4, 20, 31, 0.34);
}

.evidence-system .cycle-step {
  min-height: 300px;
  padding: 30px;
}

.evidence-system .cycle-step h3 {
  font-family: var(--evidence-display);
  font-size: 26px;
}

.evidence-about #principles .cycle-step::after {
  display: none;
}

.evidence-system .fit-panel,
.evidence-system .article-card,
.evidence-system .responsibility-card,
.evidence-system .principle-card,
.evidence-system .disclosure {
  border-radius: 0;
  box-shadow: 7px 7px 0 rgba(7, 27, 43, 0.055);
}

.evidence-system .fit-panel {
  padding: 34px;
  border-color: #b5c5ce;
}

.evidence-system .fit-panel h3,
.evidence-system .principle-card h2,
.evidence-system .principle-card h3,
.evidence-system .responsibility-card h3 {
  font-family: var(--evidence-display);
}

.evidence-system .article-grid {
  gap: 0;
  border: 1px solid #afc0ca;
}

.evidence-system .article-card {
  min-height: 340px;
  padding: 30px;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.evidence-system .article-card + .article-card {
  border-left: 1px solid var(--line);
}

.evidence-system .article-card:hover {
  background: #f2f7f9;
  transform: none;
}

.evidence-system .article-card h3 {
  font-family: var(--evidence-display);
  font-size: 25px;
  line-height: 1.35;
}

.evidence-system .tool-preview-grid {
  gap: 0;
  border: 1px solid #afc0ca;
}

.evidence-system .tool-preview-card {
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.evidence-system .tool-preview-card + .tool-preview-card {
  border-left: 1px solid var(--line);
}

.evidence-system .tool-preview-card:hover {
  transform: none;
}

.evidence-system .boundary-note {
  border-top: 1px solid #e4b29f;
  border-right: 1px solid #e4b29f;
  border-bottom: 1px solid #e4b29f;
  box-shadow: 7px 7px 0 rgba(194, 74, 27, 0.08);
}

.evidence-system .evidence-contact {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    var(--evidence-night);
  background-size: 44px 44px;
}

.evidence-system .evidence-contact::after {
  content: "NEXT DECISION";
  position: absolute;
  right: 4vw;
  bottom: 20px;
  color: rgba(255, 255, 255, 0.08);
  font: 800 clamp(34px, 7vw, 92px)/1 var(--evidence-display);
  letter-spacing: -0.04em;
  pointer-events: none;
}

/* About Wesley: a public-facts operator record instead of invented biography. */
.evidence-system .evidence-profile-hero {
  padding: 82px 0 86px;
}

.evidence-system .evidence-profile-grid {
  display: grid;
  align-items: center;
}

.evidence-system .evidence-profile-copy h1 {
  max-width: 720px;
  font-size: clamp(56px, 6vw, 82px);
  line-height: 0.98;
}

.evidence-system .evidence-profile-copy .lead {
  max-width: 720px;
}

.evidence-system .operator-record {
  border: 1px solid #456070;
  background: var(--evidence-night);
  color: #edf5f8;
  box-shadow:
    13px 13px 0 rgba(7, 27, 43, 0.12),
    0 24px 48px rgba(7, 27, 43, 0.09);
}

.evidence-system .operator-record-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 20px;
  border-bottom: 1px solid #385061;
  color: #a9bdc8;
  font: 700 10px/1.3 var(--font-data);
  letter-spacing: 0.1em;
}

.evidence-system .operator-record-head span:last-child {
  color: #79d7b0;
}

.evidence-system .operator-record dl {
  margin: 0;
}

.evidence-system .operator-record dl > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 22px;
  padding: 21px 20px;
  border-bottom: 1px solid #294252;
}

.evidence-system .operator-record dt {
  color: #89aaff;
  font: 700 10px/1.6 var(--font-data);
  letter-spacing: 0.08em;
}

.evidence-system .operator-record dd {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.65;
}

.evidence-system .operator-record > p {
  margin: 0;
  padding: 17px 20px;
  color: #9cafba;
  font-size: 11px;
  line-height: 1.7;
}

.evidence-system .evidence-about-nav {
  position: sticky;
  z-index: 45;
  top: 78px;
  background: rgba(249, 252, 253, 0.96);
  backdrop-filter: blur(12px);
}

.evidence-about .system-section {
  scroll-margin-top: 68px;
}

.evidence-system .anchor-strip-inner {
  min-height: 66px;
}

.evidence-system .anchor-strip a {
  font-family: var(--font-data);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.evidence-system .principle-card {
  min-height: 230px;
  padding: 30px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.evidence-system .principle-card h2,
.evidence-system .principle-card h3 {
  margin-top: 42px;
  font-size: 28px;
}

.evidence-system .disclosure {
  padding: 34px;
  border-color: #afc0ca;
}

@media (max-width: 1320px) {
  .evidence-system .system-section::before {
    display: none;
  }
}

@media (max-width: 1050px) {
  .evidence-system .site-header {
    background: var(--evidence-paper);
    backdrop-filter: none;
  }

  .evidence-system .site-header .brand::after {
    display: none;
  }

  .evidence-system .site-nav {
    font-size: 17px;
  }

  .evidence-system .evidence-hero::after,
  .evidence-system .evidence-profile-hero::after {
    display: none;
  }

  .evidence-system .evidence-hero,
  .evidence-system .evidence-profile-hero {
    background:
      linear-gradient(to bottom, rgba(249, 252, 253, 0.98) 0 53%, rgba(229, 238, 244, 0.96) 53%),
      var(--evidence-paper);
  }

  .evidence-system .home-hero-grid,
  .evidence-system .evidence-profile-grid,
  .evidence-system .problem-board {
    grid-template-columns: 1fr;
  }

  .evidence-system .home-hero-grid,
  .evidence-system .evidence-profile-grid {
    gap: 58px;
  }

  .evidence-system .section-heading {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .evidence-system .section-heading > p,
  .evidence-system .section-heading > :nth-child(2),
  .evidence-system .split-copy > p {
    padding-top: 0;
  }

  .evidence-system .article-grid,
  .evidence-system .tool-preview-grid {
    grid-template-columns: 1fr;
  }

  .evidence-system .article-card + .article-card,
  .evidence-system .tool-preview-card + .tool-preview-card {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .evidence-system .evidence-about-nav {
    top: 78px;
  }
}

@media (max-width: 680px) {
  .evidence-system .home-hero,
  .evidence-system .evidence-profile-hero {
    padding: 58px 0 66px;
  }

  .evidence-system .evidence-hero::before,
  .evidence-system .evidence-profile-hero::before {
    background-size: 30px 30px;
  }

  .evidence-system .display-title,
  .evidence-system .evidence-profile-copy h1 {
    font-size: clamp(40px, 10.8vw, 46px);
    line-height: 1.06;
  }

  .evidence-system .cycle-step {
    min-height: 220px;
    padding: 24px;
  }

  .evidence-system .display-title em {
    margin-top: 3px;
    font-size: 0.9em;
    line-height: 1.04;
  }

  .evidence-system .section-heading h2,
  .evidence-system .split-copy h2,
  .evidence-system .contact-copy h2 {
    font-size: clamp(32px, 9vw, 35px);
    line-height: 1.16;
  }

  .evidence-system .hero-principles {
    background: rgba(255, 255, 255, 0.86);
  }

  .evidence-system .ops-ledger,
  .evidence-system .operator-record {
    box-shadow: 7px 7px 0 rgba(7, 27, 43, 0.1);
  }

  .evidence-system .section {
    padding: 76px 0;
  }

  .evidence-system .section-heading {
    margin-bottom: 38px;
  }

  .evidence-system .section-heading h2,
  .evidence-system .split-copy h2,
  .evidence-system .contact-copy h2 {
    font-size: 37px;
    line-height: 1.12;
  }

  .evidence-system .service-ledger {
    border-right: 0;
    border-left: 0;
  }

  .evidence-system .service-row {
    padding: 28px 20px;
  }

  .evidence-system .service-row h3 {
    font-size: 25px;
  }

  .evidence-system .article-card {
    min-height: 300px;
    padding: 26px;
  }

  .evidence-system .operator-record dl > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .evidence-system .evidence-about-nav {
    position: static;
    backdrop-filter: none;
  }

  .evidence-about .system-section {
    scroll-margin-top: 0;
  }

  .evidence-system .anchor-strip-inner {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 14px;
    min-height: 0;
  }

  .evidence-system .anchor-strip strong {
    grid-column: 1 / -1;
    min-height: 32px;
  }

  .evidence-system .anchor-strip a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
  }

  .evidence-system .evidence-contact::after {
    display: none;
  }

  .evidence-system .principle-card {
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .evidence-system .ops-ledger::after {
    animation: none;
  }
}