:root {
  --paper: #f4f3ef;
  --paper-raised: #fbfaf7;
  --ink: #15191f;
  --ink-soft: #4d545e;
  --rule: #c8c7c1;
  --rule-dark: #3b414a;
  --blue: #174ea6;
  --blue-deep: #103774;
  --signal: #c2410c;
  --signal-dark: #8f2f09;
  --white: #fff;
  --header-height: 76px;
  --page-gutter: clamp(1.25rem, 4vw, 4.5rem);
  --content-max: 90rem;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Aptos, "Segoe UI Variable", "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.24em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--paper);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px var(--blue);
}

::selection {
  color: var(--white);
  background: var(--blue);
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.65rem 1rem;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
  transition: transform 180ms var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(13rem, 22vw) 1fr;
  min-height: var(--header-height);
  border-bottom: 1px solid var(--ink);
  background: color-mix(in srgb, var(--paper) 96%, transparent);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0 var(--page-gutter);
  border-right: 1px solid var(--ink);
  text-decoration: none;
}

.brand-mark {
  font-family: Bahnschrift, "DIN Alternate", "Segoe UI", sans-serif;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.brand-role {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.site-nav {
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
}

.site-nav a {
  position: relative;
  display: grid;
  min-width: 7.2rem;
  place-items: center;
  padding: 0.8rem 1.15rem;
  border-left: 1px solid var(--rule);
  font-size: 0.82rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a::after {
  position: absolute;
  right: 1rem;
  bottom: 0;
  left: 1rem;
  height: 3px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 200ms var(--ease-out);
}

.site-nav a:hover::after,
.site-nav a[aria-current]::after {
  transform: scaleX(1);
}

.site-nav .nav-contact {
  color: var(--white);
  background: var(--signal);
  border-left-color: var(--signal);
}

.site-nav .nav-contact::after {
  background: var(--white);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(13rem, 22vw) 1fr;
  min-height: calc(100svh - var(--header-height));
  overflow: hidden;
  border-bottom: 1px solid var(--ink);
}

.hero-index {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(2rem, 5vw, 4.5rem) var(--page-gutter);
  border-right: 1px solid var(--ink);
  color: var(--ink-soft);
  font-family: Bahnschrift, "DIN Alternate", "Segoe UI", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.hero-content {
  align-self: center;
  max-width: 76rem;
  padding: clamp(4rem, 10vh, 8rem) var(--page-gutter) clamp(9rem, 22vh, 14rem);
}

.hero-role {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.2rem;
  color: var(--blue);
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  font-weight: 750;
}

.hero-role::before {
  width: 2.8rem;
  height: 2px;
  background: currentColor;
  content: "";
}

.hero h1 {
  max-width: 11ch;
  margin: 0;
  font-family: Bahnschrift, "DIN Alternate", Aptos, "Segoe UI", sans-serif;
  font-size: clamp(3.15rem, 8.2vw, 8rem);
  font-stretch: condensed;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.88;
  text-wrap: balance;
}

.hero-value {
  max-width: 62ch;
  margin: clamp(1.75rem, 3vw, 2.75rem) 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.7vw, 1.4rem);
  line-height: 1.45;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  border: 1px solid var(--ink);
  font-size: 0.92rem;
  font-weight: 750;
  text-decoration: none;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    transform 180ms var(--ease-out);
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--white);
  background: var(--signal);
  border-color: var(--signal);
}

.button-primary:hover {
  background: var(--signal-dark);
  border-color: var(--signal-dark);
}

.button-secondary:hover {
  color: var(--white);
  background: var(--ink);
}

.route-map {
  position: absolute;
  right: var(--page-gutter);
  bottom: clamp(3.75rem, 7vh, 5.5rem);
  left: calc(22vw + var(--page-gutter));
  height: 7.5rem;
}

.route-visual {
  position: absolute;
  inset: 0;
}

.route-line {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.route-line path {
  fill: none;
  stroke: var(--blue);
  stroke-dasharray: 1200;
  stroke-dashoffset: 0;
  stroke-linecap: square;
  stroke-width: 2;
}

.route-stop {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--blue-deep);
  font-size: 0.72rem;
  font-weight: 750;
}

.route-stop::before {
  width: 0.7rem;
  height: 0.7rem;
  border: 2px solid var(--paper);
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue);
  content: "";
}

.route-stop-web { left: 0; top: 50%; }
.route-stop-erp { left: 28%; top: 5%; }
.route-stop-ai { left: 56%; top: 73%; }
.route-stop-operations { right: 0; top: 50%; }

.is-ready .route-line path {
  animation: draw-route 1.35s var(--ease-out) 120ms both;
}

.scroll-cue {
  position: absolute;
  right: var(--page-gutter);
  bottom: 1rem;
  display: flex;
  gap: 0.65rem;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

@keyframes draw-route {
  from {
    filter: blur(2px);
    stroke-dashoffset: 1200;
  }
  to {
    filter: blur(0);
    stroke-dashoffset: 0;
  }
}

.section {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: clamp(5rem, 10vw, 9rem) var(--page-gutter);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(12rem, 24%) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: start;
  margin-bottom: clamp(3rem, 7vw, 6rem);
}

.section-kicker {
  margin: 0;
  color: var(--blue);
  font-family: Bahnschrift, "DIN Alternate", "Segoe UI", sans-serif;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-heading h2,
.contact-copy h2 {
  max-width: 17ch;
  margin: 0;
  font-family: Bahnschrift, "DIN Alternate", Aptos, "Segoe UI", sans-serif;
  font-size: clamp(2.25rem, 5vw, 5rem);
  font-weight: 780;
  letter-spacing: -0.035em;
  line-height: 0.98;
  text-wrap: balance;
}

.section-heading-simple h2 {
  grid-column: 2;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(18rem, 0.75fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.profile-summary {
  max-width: 67ch;
  margin: 0;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  line-height: 1.65;
}

.impact-ledger {
  border-top: 1px solid var(--ink);
}

.impact-item {
  display: grid;
  grid-template-columns: minmax(7.5rem, 0.8fr) 1.2fr;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--rule);
}

.impact-value {
  font-size: 1rem;
  line-height: 1.35;
}

.impact-label {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.5;
}

.section-dark {
  max-width: none;
  color: var(--paper);
  background: var(--ink);
}

.section-dark > * {
  max-width: calc(var(--content-max) - 2 * var(--page-gutter));
  margin-right: auto;
  margin-left: auto;
}

.section-heading-dark .section-kicker {
  color: #75a7f3;
}

.experience-list {
  border-top: 1px solid var(--rule-dark);
}

.experience-entry {
  display: grid;
  grid-template-columns: minmax(12rem, 24%) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  padding: clamp(2.5rem, 5vw, 4.5rem) 0 0;
}

.experience-meta p {
  margin: 0;
}

.experience-period {
  font-size: 0.84rem;
  font-weight: 750;
}

.experience-location {
  color: #b9bdc4;
  font-size: 0.82rem;
}

.experience-role {
  max-width: 25ch;
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 3rem);
  letter-spacing: -0.025em;
  line-height: 1.08;
}

.experience-organization {
  margin: 0.8rem 0 0;
  color: #75a7f3;
  font-weight: 700;
}

.experience-focus {
  margin: 0.2rem 0 0;
  color: #b9bdc4;
  font-size: 0.88rem;
}

.achievement-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule-dark);
}

.achievement-list li {
  position: relative;
  padding: 1.4rem 2rem 1.4rem 1.4rem;
  border-bottom: 1px solid var(--rule-dark);
  color: #d9dbde;
  font-size: 0.94rem;
}

.achievement-list li:nth-child(odd) {
  border-right: 1px solid var(--rule-dark);
}

.achievement-list li::before {
  position: absolute;
  top: 1.95rem;
  left: 0;
  width: 0.35rem;
  height: 0.35rem;
  background: #75a7f3;
  content: "";
}

.skills-index {
  border-top: 1px solid var(--ink);
}

.skill-row {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule);
}

.skill-content {
  display: grid;
  grid-template-columns: minmax(12rem, 0.7fr) 1.3fr;
  gap: 2rem;
  align-items: start;
}

.skill-content h3 {
  margin: 0;
  font-size: clamp(1.1rem, 1.8vw, 1.45rem);
  line-height: 1.3;
}

.skill-tags,
.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.1rem;
  margin: 0;
  padding: 0;
  color: var(--ink-soft);
  list-style: none;
}

.skill-tags li,
.project-tech li {
  position: relative;
  padding-left: 0.85rem;
  font-size: 0.88rem;
}

.skill-tags li::before,
.project-tech li::before {
  position: absolute;
  top: 0.68em;
  left: 0;
  width: 0.32rem;
  height: 0.32rem;
  background: var(--blue);
  content: "";
}

.section-projects {
  border-top: 1px solid var(--ink);
}

.projects-list {
  counter-reset: project;
}

.project-entry {
  display: grid;
  grid-template-columns: minmax(8rem, 0.32fr) minmax(14rem, 0.68fr) minmax(18rem, 1fr);
  grid-template-areas:
    "index title description"
    ". role description"
    ". tech outcome"
    ". link outcome";
  gap: 0.6rem clamp(1.5rem, 4vw, 4rem);
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  border-top: 1px solid var(--rule);
}

.project-index {
  grid-area: index;
  margin: 0;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-title {
  grid-area: title;
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  letter-spacing: -0.035em;
  line-height: 1;
}

.project-role {
  grid-area: role;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.project-description,
.project-outcome {
  max-width: 65ch;
  margin: 0;
  font-size: 1.02rem;
}

.project-description { grid-area: description; }
.project-outcome { grid-area: outcome; margin-top: 1rem; color: var(--ink-soft); }
.project-tech { grid-area: tech; margin-top: 1.5rem; }

.project-link {
  grid-area: link;
  justify-self: start;
  margin-top: 1rem;
  color: var(--blue-deep);
  font-weight: 800;
}

.project-link:hover {
  color: var(--signal-dark);
}

.project-empty {
  max-width: 55rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.project-empty h3,
.project-empty p {
  margin: 0;
}

.project-empty p {
  margin-top: 0.5rem;
  color: var(--ink-soft);
}

.section-credentials {
  display: grid;
  grid-template-columns: 1.45fr 0.55fr;
  gap: clamp(4rem, 10vw, 10rem);
  border-top: 1px solid var(--ink);
}

.section-heading-compact {
  display: block;
  margin-bottom: 2.75rem;
}

.section-heading-compact h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
}

.credential-list,
.language-list {
  border-top: 1px solid var(--ink);
}

.credential-entry,
.language-entry {
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--rule);
}

.credential-entry h3,
.language-entry h3 {
  margin: 0;
  font-size: 1.05rem;
}

.credential-entry p,
.language-entry p {
  margin: 0.2rem 0 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.credential-period {
  font-weight: 700;
}

.contact-section {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(3rem, 9vw, 9rem);
  align-items: end;
  padding: clamp(5rem, 11vw, 10rem) var(--page-gutter);
  color: var(--white);
  background: var(--blue-deep);
}

.contact-copy {
  max-width: 52rem;
}

.contact-copy .section-kicker {
  color: #b8d2ff;
}

.contact-copy h2 {
  max-width: 14ch;
  margin-top: 1.25rem;
}

.contact-copy > p:last-child {
  max-width: 52ch;
  margin: 1.5rem 0 0;
  color: #d6e4ff;
  font-size: 1.05rem;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  border-top: 1px solid #6f8fbd;
}

.contact-link {
  display: flex;
  min-height: 3.75rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid #6f8fbd;
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  font-weight: 700;
  text-decoration: none;
}

.contact-link::after {
  color: #b8d2ff;
  content: "→";
  transition: transform 180ms var(--ease-out);
}

.contact-link:hover::after {
  transform: translateX(0.35rem);
}

.contact-email {
  overflow-wrap: anywhere;
}

.contact-cv::after {
  content: "↓";
}

.site-footer {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem var(--page-gutter);
  color: #c6c9ce;
  background: var(--ink);
  font-size: 0.8rem;
}

.site-footer p {
  margin: 0;
}

.site-footer a:hover {
  color: var(--white);
}

.noscript-message {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  z-index: 50;
  margin: 0;
  padding: 1rem;
  color: var(--white);
  background: var(--signal-dark);
  text-align: center;
}

@media (max-width: 70rem) {
  :root {
    --header-height: 68px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .brand {
    border-right: 0;
  }

  .nav-toggle {
    display: flex;
    min-width: 6.5rem;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    border: 0;
    border-left: 1px solid var(--ink);
    color: var(--ink);
    background: transparent;
    font-size: 0.82rem;
    font-weight: 750;
    cursor: pointer;
  }

  .nav-toggle-mark,
  .nav-toggle-mark::before {
    display: block;
    width: 1rem;
    height: 2px;
    background: currentColor;
    content: "";
    transition: transform 180ms ease;
  }

  .nav-toggle-mark::before {
    transform: translateY(-5px);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-mark {
    transform: rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-mark::before {
    transform: rotate(90deg);
  }

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border-bottom: 1px solid var(--ink);
    background: var(--paper-raised);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    min-height: 3.25rem;
    justify-items: start;
    border-top: 1px solid var(--rule);
    border-left: 0;
  }

  .site-nav a::after {
    right: auto;
    left: 0;
    width: 4px;
    height: 100%;
    transform: scaleY(0);
    transform-origin: bottom;
  }

  .site-nav a:hover::after,
  .site-nav a[aria-current]::after {
    transform: scaleY(1);
  }

  .hero,
  .section-heading,
  .experience-entry {
    grid-template-columns: minmax(9rem, 18vw) 1fr;
  }

  .route-map {
    left: calc(18vw + var(--page-gutter));
  }

  .achievement-list {
    grid-template-columns: 1fr;
  }

  .achievement-list li:nth-child(odd) {
    border-right: 0;
  }

  .project-entry {
    grid-template-columns: minmax(7rem, 0.28fr) minmax(0, 0.72fr);
    grid-template-areas:
      "index title"
      ". role"
      ". description"
      ". outcome"
      ". tech"
      ". link";
  }
}

@media (max-width: 48rem) {
  .brand {
    padding-right: 1rem;
    padding-left: 1rem;
  }

  .brand-role {
    display: none;
  }

  .hero {
    display: block;
    min-height: calc(100svh - var(--header-height));
    padding-bottom: 11rem;
  }

  .hero-index {
    display: flex;
    height: auto;
    flex-direction: row;
    padding: 0.8rem var(--page-gutter);
    border-right: 0;
    border-bottom: 1px solid var(--rule);
    writing-mode: horizontal-tb;
    transform: none;
  }

  .hero-content {
    padding: clamp(3rem, 10vh, 5.5rem) var(--page-gutter) 2rem;
  }

  .hero h1 {
    max-width: 9ch;
    font-size: clamp(3rem, 15vw, 5.2rem);
    line-height: 0.92;
  }

  .hero-value {
    font-size: 1.05rem;
  }

  .hero-actions {
    align-items: stretch;
  }

  .button {
    flex: 1 1 10rem;
  }

  .route-map {
    right: var(--page-gutter);
    bottom: 3.5rem;
    left: var(--page-gutter);
    height: 6rem;
  }

  .route-stop {
    font-size: 0.66rem;
  }

  .scroll-cue {
    display: none;
  }

  .section-heading,
  .experience-entry,
  .profile-grid,
  .section-credentials,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .section-heading {
    gap: 1rem;
    margin-bottom: 3rem;
  }

  .section-heading-simple h2 {
    grid-column: auto;
  }

  .section-heading h2,
  .contact-copy h2 {
    font-size: clamp(2.25rem, 11vw, 3.75rem);
  }

  .profile-grid {
    gap: 3rem;
  }

  .profile-summary {
    font-size: 1.08rem;
  }

  .impact-item {
    grid-template-columns: minmax(7rem, 0.8fr) 1.2fr;
  }

  .experience-entry {
    gap: 2rem;
  }

  .skill-content {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .project-entry {
    grid-template-columns: 1fr;
    grid-template-areas:
      "index"
      "title"
      "role"
      "description"
      "outcome"
      "tech"
      "link";
    gap: 0.6rem;
  }

  .project-description {
    margin-top: 1.4rem;
  }

  .section-credentials {
    gap: 5rem;
  }

  .contact-section {
    align-items: start;
    gap: 3.5rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
  }
}

@media (max-width: 23rem) {
  .nav-toggle {
    min-width: 5.5rem;
  }

  .hero-index span:last-child {
    display: none;
  }

  .impact-item {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

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

  .skip-link,
  .site-nav a::after,
  .button,
  .nav-toggle-mark,
  .nav-toggle-mark::before,
  .contact-link::after {
    transition: none;
  }

  .is-ready .route-line path {
    animation: none;
  }

  .route-line path {
    filter: none;
    stroke-dashoffset: 0;
  }
}

@media print {
  :root {
    --paper: #fff;
  }

  .site-header,
  .scroll-cue,
  .route-map,
  .hero-actions,
  .site-footer a {
    display: none !important;
  }

  .hero {
    min-height: auto;
  }

  .hero-content,
  .section,
  .contact-section {
    padding: 2rem 0;
  }

  .section-dark,
  .contact-section {
    color: #000;
    background: #fff;
  }

  .achievement-list li,
  .contact-copy > p:last-child,
  .experience-focus,
  .experience-location {
    color: #222;
  }

  a {
    text-decoration: none;
  }
}