/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --bg: #F7F1E5;
  --bg-alt: #EFE6D3;
  --surface: #FBF7EE;
  --ink: #1F1A14;
  --mute: #5C5246;
  --line: #E2D6BF;
  --accent: #D9531E;
  --accent-hover: #B8420F;
  --accent-soft: #F6D9C6;

  --serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "DM Sans", "Segoe UI", system-ui, -apple-system, sans-serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 700ms;
  --dur-fast: 500ms;

  --header-h: 4.25rem;
  --container: 75rem; /* ~1200px */
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-pad: clamp(5rem, 12vw, 10rem);

  --fs-body: clamp(1.0625rem, 0.2vw + 1rem, 1.125rem); /* 17–18px */
  --fs-sm: 0.8125rem;
  --fs-h1: clamp(2.75rem, 6.5vw, 5rem);
  --fs-h2: clamp(2rem, 3.5vw, 3rem);
  --fs-h3: clamp(1.35rem, 2vw, 1.75rem);
  --fs-lede: clamp(1.125rem, 1.2vw, 1.25rem);
  --fs-pull: clamp(1.5rem, 3vw, 2.25rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Subtle paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9990;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 180px 180px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent-hover);
  text-underline-offset: 0.2em;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: var(--accent-soft);
  color: var(--ink);
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

h1 { margin: 0; }
h2 { margin: 0 0 0.75rem; font-size: var(--fs-h2); }
h3 { margin: 0 0 0.75rem; font-size: var(--fs-h3); }
h4 {
  margin: 0 0 0.5rem;
  font-family: var(--sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-hover);
}

p { margin: 0 0 1.1rem; }
p:last-child { margin-bottom: 0; }

ul { margin: 0; padding: 0; }
li { margin: 0; }

.container {
  width: min(100% - (var(--gutter) * 2), var(--container));
  margin-inline: auto;
}

.skip {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 10000;
  background: var(--ink);
  color: var(--bg);
  padding: 0.6rem 1rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  text-decoration: none;
}

.skip:focus {
  left: var(--gutter);
}

/* ==========================================================================
   Typography helpers
   ========================================================================== */
.eyebrow {
  margin: 0 0 0.85rem;
  font-family: var(--sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-hover);
}

.hero-role {
  margin: -0.35rem 0 1rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mute);
}

.section-lede,
.lede {
  max-width: 65ch;
  color: var(--mute);
}

.lede {
  font-size: var(--fs-lede);
  margin: 0 0 1.35rem;
}

.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;
}

.section-lede {
  margin: 0;
  font-size: 1.05rem;
}

.text-link {
  position: relative;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}

.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease);
}

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

.text-link:hover::after {
  transform: scaleX(1);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  overflow: hidden;
  padding: 0.85rem 1.5rem;
  background: var(--accent);
  color: #fff !important;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none !important;
  border: 1.5px solid var(--accent);
  border-radius: 2px;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
  isolation: isolate;
}

.btn > span {
  position: relative;
  z-index: 1;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent-hover);
  transform: translateX(-101%);
  transition: transform var(--dur-fast) var(--ease);
  z-index: 0;
}

.btn:hover {
  border-color: var(--accent-hover);
  color: #fff !important;
}

.btn:hover::before {
  transform: translateX(0);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

.btn-arrow {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease);
}

.btn-outline {
  background: transparent;
  color: var(--ink) !important;
  border-color: var(--ink);
}

.btn-outline::before {
  background: var(--accent);
}

.btn-outline:hover {
  color: #fff !important;
  border-color: var(--accent);
}

.btn-header {
  padding: 0.55rem 1.1rem;
  font-size: 0.875rem;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}

.copy-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-hover);
}

.copy-btn.is-copied {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ==========================================================================
   Header (sticky, never hides)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-fast) var(--ease);
}

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

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 1.25rem;
  width: min(100% - (var(--gutter) * 2), var(--container));
  height: 100%;
  margin-inline: auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ink);
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.06em;
}

.brand-mark span:last-child {
  color: var(--accent);
  margin-left: -0.04em;
}

.brand-name {
  font-family: var(--sans);
  font-size: clamp(0.72rem, 1.1vw, 0.88rem);
  font-weight: 500;
  white-space: nowrap;
}

.nav {
  position: relative;
  justify-self: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.15rem 1.2rem;
  list-style: none;
  justify-content: center;
  flex-wrap: wrap;
}

.nav-list a {
  position: relative;
  display: inline-block;
  padding: 0.35rem 0;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--mute);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.nav-list a:hover,
.nav-list a.is-active {
  color: var(--ink);
}

.nav-indicator {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  border-radius: 1px;
  pointer-events: none;
  opacity: 0;
  transition: left var(--dur-fast) var(--ease), width var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.nav-indicator.is-ready {
  opacity: 1;
}

.menu-btn {
  display: none;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  padding: 0.4rem 0.2rem 0.4rem 0.7rem;
  background: none;
  border: none;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
}

.menu-btn-icon {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 22px;
  height: 22px;
}

.menu-btn-icon span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.menu-btn[aria-expanded="true"] .menu-btn-icon span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.menu-btn[aria-expanded="true"] .menu-btn-icon span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0%;
  background: var(--accent);
  transform-origin: left;
  pointer-events: none;
}

/* Offset anchors under sticky header */
#work,
#experience,
#capabilities,
#automation,
#approach,
#about,
#contact,
#main {
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

/* ==========================================================================
   Mobile menu (full-screen)
   ========================================================================== */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: var(--bg);
  padding: calc(var(--header-h) + 2rem) var(--gutter) 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
}

.mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.mobile-menu[hidden] {
  display: block !important;
  pointer-events: none;
}

.mobile-menu.is-open {
  pointer-events: auto;
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  max-width: 28rem;
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-menu a:not(.btn) {
  display: block;
  padding: 0.4rem 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 8vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.15;
  transition: color var(--dur-fast) var(--ease);
}

.mobile-menu a:not(.btn):hover {
  color: var(--accent);
}

body.menu-open {
  overflow: hidden;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding-block: clamp(2.5rem, 5vw, 4.25rem) clamp(1.25rem, 2.5vw, 2rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3.5rem);
  align-items: center;
}

.hero-title {
  font-size: clamp(2rem, 4.2vw, 3.15rem);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin: 0 0 1rem;
}

.hero-line {
  display: block;
  overflow: hidden;
}

.hero-line > span {
  display: block;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1rem;
  margin: 0 0 1.5rem;
}

.social {
  display: flex;
  gap: 1.5rem;
  margin: 0;
}

.hero-portrait {
  margin: 0;
  justify-self: center;
  width: min(100%, 26rem);
  aspect-ratio: 1;
  overflow: visible;
}

.portrait-stage {
  position: relative;
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  container-type: size;
}

.portrait-core {
  position: relative;
  z-index: 4;
  width: 62%;
  aspect-ratio: 1;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--surface);
  box-shadow:
    0 0 0 1.5px var(--accent),
    0 20px 44px -22px rgba(31, 26, 20, 0.38);
  background: var(--bg-alt);
}

.portrait-core img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

/* Soft orbital guides */
.orbit {
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.orbit-a {
  width: 78%;
  height: 78%;
  border: 1.5px dashed var(--accent);
  border-top-color: transparent;
  border-bottom-color: transparent;
  opacity: 0.45;
  animation: orbit-cw 32s linear infinite;
}

.orbit-b {
  width: 100%;
  height: 100%;
  border: 1.5px solid transparent;
  border-top-color: var(--accent);
  border-right-color: var(--accent-soft);
  border-bottom-color: var(--line);
  border-left-color: transparent;
  opacity: 0.7;
  animation: orbit-ccw 48s linear infinite;
}

/* Tech stack chips orbiting the portrait */
.orbit-ring {
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 50%;
  z-index: 3;
  pointer-events: none;
}

.orbit-ring-outer {
  width: 100%;
  height: 100%;
  animation: orbit-cw 48s linear infinite;
}

.orbit-ring-inner {
  width: 78%;
  height: 78%;
  animation: orbit-ccw 38s linear infinite;
}

.tech-chip {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3.15rem;
  height: 3.15rem;
  margin: -1.575rem;
  transform: rotate(var(--angle)) translateY(-50cqmin) rotate(calc(var(--angle) * -1));
  pointer-events: auto;
  cursor: default;
}

.orbit-ring-inner .tech-chip {
  width: 2.85rem;
  height: 2.85rem;
  margin: -1.425rem;
  transform: rotate(var(--angle)) translateY(-39cqmin) rotate(calc(var(--angle) * -1));
}

.tech-chip-face {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--surface);
  border: 1.5px solid var(--line);
  box-shadow: 0 10px 22px -16px rgba(31, 26, 20, 0.45);
  color: var(--ink);
  animation: orbit-ccw 48s linear infinite;
}

.orbit-ring-inner .tech-chip-face {
  animation-name: orbit-cw;
  animation-duration: 38s;
}

.tech-chip-face img {
  width: 1.25rem;
  height: 1.25rem;
  display: block;
  object-fit: contain;
  opacity: 0.92;
}

.tech-chip:hover .tech-chip-face {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  z-index: 2;
}

.tech-chip-label {
  position: absolute;
  left: 50%;
  top: calc(100% + 0.4rem);
  transform: translateX(-50%) translateY(4px);
  padding: 0.28rem 0.55rem;
  border-radius: 2px;
  background: var(--ink);
  color: var(--surface);
  font-family: var(--sans);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms var(--ease), transform 180ms var(--ease);
  z-index: 5;
}

.tech-chip:hover .tech-chip-label {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Freeze the whole orbit while inspecting a chip */
.portrait-stage:has(.tech-chip:hover) .orbit,
.portrait-stage:has(.tech-chip:hover) .orbit-ring,
.portrait-stage:has(.tech-chip:hover) .tech-chip-face {
  animation-play-state: paused;
}

@keyframes orbit-cw {
  to { transform: rotate(360deg); }
}

@keyframes orbit-ccw {
  to { transform: rotate(-360deg); }
}

/* Facts row */
.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
  padding-top: clamp(1.1rem, 2vw, 1.5rem);
  border-top: 1px solid var(--line);
}

.fact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.fact-num {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
}

.fact-label {
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mute);
}

/* ==========================================================================
   Infrastructure section
   ========================================================================== */
#infrastructure {
  padding-block: clamp(2.25rem, 5vw, 4rem) var(--section-pad);
}

.infra-top {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.75fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.infra-intro {
  max-width: none;
  margin-bottom: 0;
  padding-top: 0.35rem;
}

.infra-intro .eyebrow {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.infra-intro h2 {
  font-size: clamp(2.35rem, 4.4vw, 3.65rem);
  line-height: 1.08;
  max-width: 16ch;
  margin-bottom: 1.15rem;
}

.infra-intro .section-lede {
  font-size: clamp(1.15rem, 1.5vw, 1.35rem);
  line-height: 1.55;
  max-width: 38ch;
  color: var(--mute);
}

.proof-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin: 0 0 clamp(2.5rem, 5vw, 3.5rem);
  padding: clamp(1.25rem, 2.5vw, 1.75rem) 0;
  border-block: 1px solid var(--line);
}

.proof {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.proof-num {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.8vw, 2.15rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--ink);
}

.proof-label {
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--mute);
}

.infra-body {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.infra-copy p {
  color: var(--mute);
  max-width: 62ch;
}

.infra-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: 2px;
  padding: clamp(1.5rem, 3vw, 2rem);
}

.infra-card h3 {
  margin-bottom: 0.65rem;
}

.infra-card p {
  color: var(--mute);
  margin-bottom: 1.25rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.tag-list li {
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-hover);
  background: var(--accent-soft);
  border: 1px solid transparent;
  padding: 0.35rem 0.7rem;
}

/* Proxmox convergence diagram */
.infra-diagram {
  margin: 0;
  justify-self: end;
  width: min(100%, 20rem);
  padding-top: 0.25rem;
}

.diagram-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
}

.diagram-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.diagram-spoke {
  stroke: var(--line);
  stroke-width: 2.5;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}

.diagram-svg.is-drawn .diagram-spoke {
  stroke: var(--accent);
  stroke-dashoffset: 0;
  transition:
    stroke-dashoffset 420ms var(--ease),
    stroke 280ms var(--ease);
}

.diagram-svg.is-drawn .diagram-spoke[data-spoke="0"]  { transition-delay: 0ms, 40ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="1"]  { transition-delay: 30ms, 70ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="2"]  { transition-delay: 60ms, 100ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="3"]  { transition-delay: 90ms, 130ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="4"]  { transition-delay: 120ms, 160ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="5"]  { transition-delay: 150ms, 190ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="6"]  { transition-delay: 180ms, 220ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="7"]  { transition-delay: 210ms, 250ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="8"]  { transition-delay: 240ms, 280ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="9"]  { transition-delay: 270ms, 310ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="10"] { transition-delay: 300ms, 340ms; }
.diagram-svg.is-drawn .diagram-spoke[data-spoke="11"] { transition-delay: 330ms, 370ms; }

.diagram-node-disk {
  fill: var(--surface);
  stroke: var(--line);
  stroke-width: 1.5;
  transition: stroke 280ms var(--ease), fill 280ms var(--ease);
}

.diagram-node text {
  fill: var(--mute);
  pointer-events: none;
  transition: fill 280ms var(--ease);
}

.diagram-svg.is-drawn .diagram-node-disk {
  stroke: var(--accent);
  fill: var(--accent-soft);
}

.diagram-svg.is-drawn .diagram-node text {
  fill: var(--ink);
}

.diagram-svg.is-drawn .diagram-node[data-node="0"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="0"]  text { transition-delay: 40ms; }
.diagram-svg.is-drawn .diagram-node[data-node="1"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="1"]  text { transition-delay: 70ms; }
.diagram-svg.is-drawn .diagram-node[data-node="2"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="2"]  text { transition-delay: 100ms; }
.diagram-svg.is-drawn .diagram-node[data-node="3"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="3"]  text { transition-delay: 130ms; }
.diagram-svg.is-drawn .diagram-node[data-node="4"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="4"]  text { transition-delay: 160ms; }
.diagram-svg.is-drawn .diagram-node[data-node="5"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="5"]  text { transition-delay: 190ms; }
.diagram-svg.is-drawn .diagram-node[data-node="6"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="6"]  text { transition-delay: 220ms; }
.diagram-svg.is-drawn .diagram-node[data-node="7"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="7"]  text { transition-delay: 250ms; }
.diagram-svg.is-drawn .diagram-node[data-node="8"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="8"]  text { transition-delay: 280ms; }
.diagram-svg.is-drawn .diagram-node[data-node="9"]  .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="9"]  text { transition-delay: 310ms; }
.diagram-svg.is-drawn .diagram-node[data-node="10"] .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="10"] text { transition-delay: 340ms; }
.diagram-svg.is-drawn .diagram-node[data-node="11"] .diagram-node-disk,
.diagram-svg.is-drawn .diagram-node[data-node="11"] text { transition-delay: 370ms; }

.diagram-hub-ring {
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
  stroke-dasharray: 4 6;
  transition: stroke 350ms var(--ease);
}

.diagram-hub-core {
  fill: var(--surface);
  stroke: var(--line);
  stroke-width: 2;
  transition: fill 400ms var(--ease), stroke 400ms var(--ease), filter 400ms var(--ease);
}

.diagram-hub-logo path {
  fill: var(--mute);
  transition: fill 450ms var(--ease);
}

.diagram-svg.is-drawn .diagram-hub-ring {
  stroke: var(--accent);
  animation: hub-spin 28s linear infinite;
}

.diagram-svg.is-drawn .diagram-hub-core {
  fill: var(--accent-soft);
  stroke: var(--accent);
  filter: drop-shadow(0 0 18px rgba(217, 83, 30, 0.35));
}

.diagram-svg.is-drawn .diagram-hub-logo path {
  fill: var(--accent);
}

.diagram-svg.is-lit .diagram-hub-logo path {
  fill: var(--accent-hover);
}

@keyframes hub-spin {
  to { stroke-dashoffset: -200; }
}

.diagram-caption {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 0.85rem;
  margin-top: 0.85rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
  text-align: center;
}

/* ==========================================================================
   Sections
   ========================================================================== */
.section {
  padding-block: var(--section-pad);
}

.section-alt {
  background: var(--bg-alt);
}

.section-head {
  max-width: 40rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-head h2 {
  margin-bottom: 0.85rem;
}

/* Work cards */
.work-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.work-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 3px solid var(--line);
  border-radius: 2px;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.work-card:hover {
  transform: translateY(-5px);
  border-top-color: var(--accent);
  box-shadow: 0 12px 28px -18px rgba(31, 26, 20, 0.28);
}

.work-num {
  display: block;
  margin-bottom: 0.75rem;
  font-family: var(--sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.work-card h3 {
  margin-bottom: 1.5rem;
}

.work-parts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1.5rem 2rem;
}

.work-parts p {
  margin: 0;
  color: var(--mute);
  font-size: 0.98rem;
  max-width: 42ch;
}

/* Timeline */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(2.5rem, 5vw, 3.5rem);
  padding-left: 2rem;
}

.timeline-track {
  position: absolute;
  left: 0.35rem;
  top: 0.4rem;
  bottom: 0.4rem;
  width: 2px;
  background: var(--line);
  overflow: hidden;
}

.timeline-line {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 900ms var(--ease);
}

.timeline.is-drawn .timeline-line {
  transform: scaleY(1);
}

.timeline-item {
  position: relative;
}

.timeline-dot {
  position: absolute;
  left: -1.78rem;
  top: 0.45rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-alt);
  border: 2px solid var(--accent);
  z-index: 1;
}

.when {
  margin: 0 0 0.5rem;
  font-family: var(--sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
}

.timeline-item h3 {
  margin-bottom: 0.35rem;
  max-width: 28ch;
}

.org {
  margin: 0 0 1rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent-hover);
}

.timeline-item ul {
  list-style: none;
  max-width: 65ch;
}

.timeline-item li {
  position: relative;
  padding-left: 1.15rem;
  margin-bottom: 0.65rem;
  color: var(--mute);
}

.timeline-item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-item li:last-child {
  margin-bottom: 0;
}

/* Capabilities */
.caps-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.25rem;
}

.cap-card {
  grid-column: span 4;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 1.75rem 1.5rem;
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.cap-card:nth-child(4),
.cap-card:nth-child(5) {
  grid-column: span 6;
}

.cap-card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

.cap-icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--accent);
  margin-bottom: 1.1rem;
}

.cap-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
}

.cap-card p {
  margin: 0;
  color: var(--mute);
  font-size: 0.98rem;
}

/* Automation / spot */
.spot-body {
  max-width: 44rem;
}

.pullquote {
  font-family: var(--serif);
  font-size: var(--fs-pull);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 1.75rem;
  max-width: 28ch;
  padding-left: 1.25rem;
  border-left: 3px solid var(--accent);
}

.spot-body > p:not(.pullquote) {
  color: var(--mute);
  max-width: 65ch;
}

/* Principles */
.principles {
  list-style: none;
  margin: 0;
  padding: 0;
  max-width: 52rem;
}

.principles li {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.25rem;
  align-items: baseline;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

.principles li:last-child {
  border-bottom: 1px solid var(--line);
}

.prin-num {
  font-family: var(--sans);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.prin-text {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.015em;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: minmax(12rem, 18rem) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.portrait {
  margin: 0;
}

.portrait-frame {
  position: relative;
  display: inline-block;
  width: 100%;
}

.portrait-frame::before {
  content: "";
  position: absolute;
  inset: 10px -10px -10px 10px;
  border: 1.5px solid var(--accent);
  border-radius: 4px;
  pointer-events: none;
  z-index: 0;
}

.portrait-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 4px;
  background: var(--bg-alt);
}

.about-copy {
  max-width: 65ch;
  padding-top: 0.5rem;
}

.about-copy p {
  color: var(--mute);
  font-size: 1.05rem;
}

/* Contact */
.contact-cta {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 28ch;
  margin: 0 0 2rem;
}

.email-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1rem;
  margin-bottom: 2rem;
}

.email-link {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.5vw, 1.85rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1.5px solid var(--accent);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.email-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent-hover);
}

.contact-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--mute);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  z-index: 200;
  transform: translateX(-50%) translateY(1rem);
  padding: 0.65rem 1.15rem;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast[hidden] {
  display: block !important;
}

/* 404 */
.nf {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(100% - (var(--gutter) * 2), 40rem);
  margin: 0 auto;
  padding-block: 4rem;
}

.nf h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  line-height: 1.1;
  margin: 0 0 1rem;
}

/* ==========================================================================
   Scroll / load reveals
   ========================================================================== */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js .hero-line > span {
  transform: translateY(110%);
  transition: transform 800ms var(--ease);
}

.js .hero-title.is-ready .hero-line > span {
  transform: translateY(0);
}

.js .hero-title.is-ready .hero-line:nth-child(1) > span { transition-delay: 80ms; }
.js .hero-title.is-ready .hero-line:nth-child(2) > span { transition-delay: 180ms; }
.js .hero-title.is-ready .hero-line:nth-child(3) > span { transition-delay: 280ms; }

.js [data-hero-fade] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.js [data-hero-fade].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 68rem) {
  .cap-card,
  .cap-card:nth-child(4),
  .cap-card:nth-child(5) {
    grid-column: span 6;
  }
}

@media (max-width: 60rem) {
  .header-inner {
    grid-template-columns: 1fr auto auto;
  }

  .nav {
    display: none;
  }

  .btn-header {
    display: none;
  }

  .menu-btn {
    display: inline-flex;
    justify-self: end;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-portrait {
    width: min(100%, 18rem);
    justify-self: start;
    margin-top: 0.5rem;
  }

  .hero-title {
    max-width: 14ch;
  }

  .tech-chip {
    width: 2.65rem;
    height: 2.65rem;
    margin: -1.325rem;
  }

  .orbit-ring-inner .tech-chip {
    width: 2.4rem;
    height: 2.4rem;
    margin: -1.2rem;
  }

  .tech-chip-face img {
    width: 1.05rem;
    height: 1.05rem;
  }

  .work-parts {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .infra-top,
  .infra-body {
    grid-template-columns: 1fr;
  }

  .infra-diagram {
    width: min(100%, 18.5rem);
    justify-self: start;
  }

  .infra-intro h2 {
    max-width: 18ch;
  }

  .diagram-node text {
    font-size: 11px;
  }
}

@media (max-width: 44rem) {
  .brand-name {
    display: none;
  }

  .caps-grid {
    grid-template-columns: 1fr;
  }

  .cap-card,
  .cap-card:nth-child(4),
  .cap-card:nth-child(5) {
    grid-column: auto;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .portrait {
    max-width: 14rem;
  }

  .timeline {
    padding-left: 1.5rem;
  }

  .timeline-dot {
    left: -1.28rem;
  }

  .principles li {
    grid-template-columns: 2.5rem 1fr;
    gap: 0.75rem;
  }

  .email-link {
    word-break: break-word;
  }
}

@media (max-width: 22.5rem) {
  .facts,
  .proof-row {
    grid-template-columns: 1fr;
  }
}

/* Ultrawide: keep content centred, don't stretch forever */
@media (min-width: 120rem) {
  :root {
    --container: 78rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .js [data-reveal],
  .js [data-hero-fade],
  .js .hero-line > span {
    opacity: 1 !important;
    transform: none !important;
  }

  .timeline-line {
    transform: scaleY(1) !important;
  }

  .work-card:hover,
  .cap-card:hover {
    transform: none;
  }

  .orbit,
  .orbit-ring,
  .tech-chip-face {
    animation: none !important;
  }

  .diagram-spoke {
    stroke: var(--accent) !important;
    stroke-dashoffset: 0 !important;
  }

  .diagram-hub-ring {
    stroke: var(--accent) !important;
    animation: none !important;
  }

  .diagram-hub-core {
    fill: var(--accent-soft) !important;
    stroke: var(--accent) !important;
  }

  .diagram-hub-logo path {
    fill: var(--accent) !important;
  }

  .diagram-node-disk {
    stroke: var(--accent) !important;
    fill: var(--accent-soft) !important;
  }
}

/* ==========================================================================
   Print
   ========================================================================== */
@media print {
  body::before,
  .site-header,
  .mobile-menu,
  .menu-btn,
  .skip,
  .scroll-progress,
  .toast,
  .copy-btn {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
    font-size: 11pt;
  }

  .section-alt {
    background: #fff;
  }

  a {
    color: #000;
  }

  .work-card,
  .cap-card {
    break-inside: avoid;
    box-shadow: none;
  }
}