/* Marian Temmen — State of Tomorrow–inspired design system
   True black, lime accent, airy editorial layout */

:root {
  --bg: #000000;
  --bg-elevated: #0f0f0f;
  --bg-panel: #191919;
  --text: #f5f5f5;
  --muted: #666666;
  --muted-soft: #c9c9c9;
  --lime: #d7ff00;
  --lime-alt: #dfff00;
  --link-blue: #0099ff;
  --hairline: rgba(255, 255, 255, 0.12);
  --hairline-strong: rgba(255, 255, 255, 0.22);
  --font-display: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1200px;
  --max-wide: 1360px;
  --nav-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

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

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--lime);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

ul,
ol {
  list-style: none;
}

/* ——— Layout ——— */
.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.wrap-wide {
  width: min(100% - 2.5rem, var(--max-wide));
  margin-inline: auto;
}

.section {
  padding: clamp(4.5rem, 12vw, 9rem) 0;
}

.section-sm {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.hairline {
  border: 0;
  border-top: 1px solid var(--hairline);
}

.text-balance {
  text-wrap: balance;
}

/* ——— Type ——— */
.slash-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.slash-label--lime {
  color: var(--lime);
}

h1,
h2,
h3,
.display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--text);
}

.hero-manifesto,
.page-title {
  font-size: clamp(2.4rem, 7vw, 4.75rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
  max-width: 18ch;
}

.pillar-title {
  font-size: clamp(2rem, 5.5vw, 3.75rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 1rem;
}

.lede {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.55;
  color: var(--muted-soft);
  max-width: 38rem;
  margin-top: 1.25rem;
}

.muted {
  color: var(--muted-soft);
}

.skip-link:focus {
  position: fixed !important;
  left: 1rem !important;
  top: 1rem !important;
  width: auto !important;
  height: auto !important;
  padding: 0.75rem 1rem;
  background: var(--lime);
  color: #000;
  z-index: 9999;
  overflow: visible !important;
}

/* ——— Header / Nav ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  border-bottom-color: var(--hairline);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--nav-h);
  gap: 1.5rem;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  white-space: nowrap;
}

.logo:hover {
  color: var(--lime);
}

.logo-mark {
  color: var(--lime);
  margin-right: 0.15em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2.25rem);
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted-soft);
  position: relative;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2em;
  width: 100%;
  height: 1px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: var(--lime);
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  padding: 10px;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: #000;
  transition: transform 0.25s var(--ease), opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 2rem 1.5rem;
    gap: 1.5rem;
    background: var(--bg);
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    overflow-y: auto;
  }

  .nav-links.is-open {
    transform: translateX(0);
  }

  .nav-links a {
    font-size: 1.5rem;
  }
}

/* ——— Buttons / links ——— */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.8rem 1.25rem;
  border: 1px solid var(--hairline-strong);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  border-radius: 999px;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.btn:hover {
  color: var(--text);
  border-color: var(--lime);
}

.btn-lime {
  background: var(--lime);
  color: #000;
  border-color: var(--lime);
  border-radius: 8px;
  font-weight: 600;
}

.btn-lime:hover {
  color: #000;
  filter: brightness(1.06);
}

.btn-ghost {
  border-radius: 999px;
}

.text-link {
  font-family: var(--font-display);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid var(--lime);
  padding-bottom: 0.15rem;
}

.text-link:hover {
  color: var(--lime);
}

/* ——— Hero ——— */
.hero {
  padding: clamp(3.5rem, 10vw, 7rem) 0 clamp(4rem, 8vw, 6rem);
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: end;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: 4rem;
  }
}

.hero-portrait {
  width: min(220px, 40vw);
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--bg-panel);
}

.hero-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%);
}

.hero-meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 1rem;
  max-width: 16rem;
}

/* ——— Pillars (WHAT I DO) ——— */
.pillars {
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 8vw, 5.5rem);
}

.pillar {
  display: grid;
  gap: 1.25rem 3rem;
  padding-bottom: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--hairline);
  align-items: start;
}

@media (min-width: 800px) {
  .pillar {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

.pillar:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.pillar p {
  color: var(--muted-soft);
  max-width: 36rem;
  font-size: 1.05rem;
  line-height: 1.6;
}

.pillar-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pillar-link {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-weight: 500;
  border-bottom: 1px solid var(--lime);
  padding-bottom: 0.1rem;
}

/* ——— Services teaser list ——— */
.svc-teaser {
  display: flex;
  flex-direction: column;
}

.svc-row {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  gap: 1rem 1.5rem;
  align-items: baseline;
  padding: 1.5rem 0;
  border-top: 1px solid var(--hairline);
  color: var(--text);
  transition: color 0.2s ease;
}

.svc-row:last-child {
  border-bottom: 1px solid var(--hairline);
}

.svc-row:hover {
  color: var(--lime);
}

.svc-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.svc-row:hover .svc-num {
  color: var(--lime);
}

.svc-row h3 {
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  font-weight: 500;
}

.svc-arrow {
  font-size: 1.25rem;
  color: var(--muted);
}

.svc-row:hover .svc-arrow {
  color: var(--lime);
}

@media (max-width: 600px) {
  .svc-row {
    grid-template-columns: 2.5rem 1fr;
  }
  .svc-arrow {
    display: none;
  }
}

/* ——— Experience rows ——— */
.exp-list {
  display: flex;
  flex-direction: column;
}

.exp-row {
  display: block;
  padding: 1.75rem 0;
  border-top: 1px solid var(--hairline);
  color: var(--text);
}

.exp-row:last-child {
  border-bottom: 1px solid var(--hairline);
}

.exp-row-inner {
  display: grid;
  gap: 0.5rem 2rem;
}

@media (min-width: 768px) {
  .exp-row-inner {
    grid-template-columns: 10rem 1fr;
  }
}

.exp-prefix {
  color: var(--lime);
  margin-right: 0.35rem;
}

.exp-when {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.exp-row h3 {
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 500;
  display: inline;
}

.exp-org {
  color: var(--muted-soft);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

.exp-row p:not(.exp-org):not(.exp-when) {
  color: var(--muted);
  margin-top: 0.65rem;
  max-width: 42rem;
  font-size: 0.98rem;
}

.exp-row:hover h3 {
  color: var(--lime);
}

/* ——— DNA strip ——— */
.dna-strip {
  background: var(--bg-elevated);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.dna-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 800px) {
  .dna-grid {
    grid-template-columns: 1fr auto;
    gap: 4rem;
  }
}

.dna-copy h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  max-width: 28ch;
  margin-bottom: 1.25rem;
}

.dna-copy p {
  color: var(--muted-soft);
  max-width: 36rem;
}

.dna-portrait {
  width: min(180px, 35vw);
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--bg-panel);
}

.dna-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%);
}

/* ——— Rotating CTA ——— */
.cta-rotate {
  padding: clamp(5rem, 12vw, 9rem) 0;
  border-top: 1px solid var(--hairline);
}

.cta-rotate-inner {
  max-width: 48rem;
}

.cta-line {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.75rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.cta-rotate-word {
  display: inline-block;
  color: var(--lime);
  min-height: 1.1em;
}

.cta-rotate-word.is-animating {
  animation: word-fade 0.45s var(--ease);
}

@keyframes word-fade {
  from {
    opacity: 0;
    transform: translateY(0.35em);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta-rotate-word.is-animating {
    animation: none;
  }
}

.cta-rotate .btn-row {
  margin-top: 2.5rem;
}

/* ——— Page hero ——— */
.page-hero {
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(2.5rem, 5vw, 3.5rem);
}

.page-hero .lede {
  margin-top: 1.5rem;
}

.about-hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: end;
}

@media (min-width: 800px) {
  .about-hero-grid {
    grid-template-columns: 1fr min(280px, 32%);
    gap: 3.5rem;
  }
}

.about-portrait {
  overflow: hidden;
  background: var(--bg-panel);
  aspect-ratio: 1;
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(15%);
}

/* ——— About layout ——— */
.about-layout {
  display: grid;
  gap: 3rem;
}

@media (min-width: 900px) {
  .about-layout {
    grid-template-columns: 1fr min(280px, 30%);
    gap: 4rem;
    align-items: start;
  }
}

.prose p {
  color: var(--muted-soft);
  margin-bottom: 1.35rem;
  max-width: 42rem;
  font-size: 1.05rem;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.values {
  display: grid;
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--hairline);
}

@media (min-width: 700px) {
  .values {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.value h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.value p {
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0;
}

.aside-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--hairline);
  padding: 1.5rem;
  position: sticky;
  top: calc(var(--nav-h) + 1.5rem);
}

.aside-panel .portrait-sm {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  margin-bottom: 1.25rem;
  filter: grayscale(20%);
}

.aside-panel h3 {
  font-size: 1.2rem;
  margin-bottom: 0.35rem;
}

.aside-panel .title-sm {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.meta-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border-top: 1px solid var(--hairline);
  padding-top: 1.25rem;
}

.meta-list dt {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--lime);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.meta-list dd {
  font-size: 0.9rem;
  color: var(--muted-soft);
}

.meta-list a {
  color: var(--text);
  border-bottom: 1px solid var(--lime);
}

.meta-list a:hover {
  color: var(--lime);
}

/* ——— Services detail ——— */
.service-block {
  display: grid;
  gap: 1rem 2rem;
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  border-top: 1px solid var(--hairline);
}

.service-block:last-of-type {
  border-bottom: 1px solid var(--hairline);
}

@media (min-width: 700px) {
  .service-block {
    grid-template-columns: 4rem 1fr;
  }
}

.service-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--lime);
}

.service-block h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  margin-bottom: 1rem;
}

.service-meta {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

@media (min-width: 700px) {
  .service-meta {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

.service-meta h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 0.65rem;
}

.service-meta p,
.service-meta li {
  color: var(--muted);
  font-size: 0.95rem;
}

.service-meta ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-meta li {
  padding-left: 1rem;
  position: relative;
}

.service-meta li::before {
  content: "↳";
  position: absolute;
  left: 0;
  color: var(--lime);
  font-size: 0.85rem;
}

/* ——— Insights ——— */
.insight-list {
  display: flex;
  flex-direction: column;
}

.insight-row {
  display: block;
  padding: 2rem 0;
  border-top: 1px solid var(--hairline);
  color: var(--text);
}

.insight-row:last-child {
  border-bottom: 1px solid var(--hairline);
}

.insight-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--lime);
  display: block;
  margin-bottom: 0.75rem;
}

.insight-row h3 {
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  margin-bottom: 0.65rem;
  transition: color 0.2s ease;
}

.insight-row:hover h3 {
  color: var(--lime);
}

.insight-row p {
  color: var(--muted);
  max-width: 40rem;
  margin-bottom: 0.85rem;
}

.insight-ext {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted-soft);
  border-bottom: 1px solid var(--lime);
  display: inline-block;
  padding-bottom: 0.1rem;
}

.insight-row:hover .insight-ext {
  color: var(--lime);
}

/* ——— Contact ——— */
.contact-grid {
  display: grid;
  gap: 0;
}

.contact-row {
  display: grid;
  gap: 0.5rem 2rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--hairline);
}

.contact-row:last-of-type {
  border-bottom: 1px solid var(--hairline);
}

@media (min-width: 600px) {
  .contact-row {
    grid-template-columns: 8rem 1fr;
    align-items: baseline;
  }
}

.contact-row h3 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--lime);
}

.contact-row a,
.contact-row .value {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.5vw, 1.5rem);
  font-weight: 500;
}

.contact-row a {
  border-bottom: 1px solid transparent;
  display: inline;
  width: fit-content;
}

.contact-row a:hover {
  border-bottom-color: var(--lime);
}

.contact-row .hint {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.25rem;
}

.contact-note {
  margin-top: 3rem;
  max-width: 36rem;
}

.contact-note p {
  color: var(--muted-soft);
}

/* ——— Footer ——— */
.site-footer {
  background: var(--bg);
  border-top: 1px solid var(--hairline);
  padding: clamp(3.5rem, 7vw, 5.5rem) 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 700px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 2rem;
  }
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.footer-grid > div:first-child p:not(.footer-brand) {
  color: var(--muted);
  font-size: 0.9rem;
  max-width: 22rem;
  line-height: 1.55;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-col a,
.footer-col li {
  font-size: 0.95rem;
  color: var(--muted-soft);
}

.footer-col a:hover {
  color: var(--lime);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.03em;
}

/* ——— Reveal ——— */
.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ——— Utilities ——— */
.section-head {
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}

.section-head h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  max-width: 22ch;
}

.cred-strip {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 1.25rem 0;
}

.cred-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.75rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.cred-inner .sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--lime);
  opacity: 0.6;
}


/* ——— Manifesto stack (About) ——— */
.manifesto {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  max-width: 28rem;
}

.manifesto li {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--muted);
  padding: 0.15rem 0;
}

.manifesto li:first-child {
  color: var(--text);
}

.manifesto li.is-accent {
  color: var(--lime);
}