:root {
  --bg: #080a0b;
  --bg-soft: #0f1412;
  --panel: rgba(18, 24, 22, 0.74);
  --panel-strong: rgba(25, 34, 31, 0.92);
  --line: rgba(207, 228, 218, 0.18);
  --text: #edf7f1;
  --muted: #a8b8b0;
  --dim: #70837a;
  --teal: #28e6c5;
  --green: #8ee66b;
  --amber: #f0b84a;
  --red: #ff6961;
  --steel: #9fb3c8;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.34);
  --max: 1180px;
  --mouse-x: 50%;
  --mouse-y: 50%;
}

/* Base page setup. Adjust color tokens in :root first when changing the theme. */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 18% 14%, rgba(40, 230, 197, 0.14), transparent 28rem),
    radial-gradient(circle at 82% 18%, rgba(240, 184, 74, 0.11), transparent 30rem),
    radial-gradient(circle at 50% 86%, rgba(142, 230, 107, 0.08), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 88%);
}

a {
  color: inherit;
}

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

button {
  font: inherit;
}

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

::selection {
  color: #03110f;
  background: var(--teal);
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 20;
  padding: 0.7rem 1rem;
  border-radius: 8px;
  color: #06120f;
  background: var(--teal);
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.signal-canvas {
  position: fixed;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  opacity: 0.55;
  pointer-events: none;
}

.cursor-glow {
  position: fixed;
  left: var(--mouse-x);
  top: var(--mouse-y);
  z-index: -1;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(40, 230, 197, 0.13), rgba(142, 230, 107, 0.06) 34%, transparent 68%);
  transform: translate(-50%, -50%);
  transition: opacity 220ms ease;
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 1.1em;
  height: 1.1em;
  flex: 0 0 auto;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.brand-icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
  fill: currentColor;
}

/* Header and navigation. Mobile keeps the name visible for stronger branding. */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 15;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 1rem 0;
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 44px;
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  width: 36px;
  height: 38px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8, 10, 11, 0.76);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.22);
}

.nav-links a {
  padding: 0.58rem 0.82rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
  transition: color 160ms ease, background 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

/* Hero and first-screen content. Keep h1 conservative so recruiters can scan quickly. */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.75fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  width: min(var(--max), calc(100% - 32px));
  min-height: min(920px, 94svh);
  margin: 0 auto;
  padding: 7.5rem 0 4rem;
}

.hero::after {
  position: absolute;
  right: 0;
  bottom: 4rem;
  left: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, rgba(40, 230, 197, 0.55), rgba(240, 184, 74, 0.35), transparent);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 1.3rem;
  font-size: clamp(3rem, 5.25vw, 5.65rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.7rem;
  font-size: 1.15rem;
  line-height: 1.25;
}

.hero-lede {
  max-width: 720px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.34rem);
}

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

.button,
.footer-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.82rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 850;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover,
.button:focus-visible,
.footer-actions a:hover,
.footer-actions a:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button-primary {
  border-color: transparent;
  color: #03110f;
  background: linear-gradient(135deg, var(--teal), var(--green));
  box-shadow: 0 16px 44px rgba(40, 230, 197, 0.22);
}

.button-secondary,
.footer-actions a {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  gap: 0.55rem;
}

.availability {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 0.55rem;
  max-width: none;
  margin-top: 2rem;
  color: var(--dim);
  font-size: 0.9rem;
}

.availability strong {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 0.24rem 0.55rem;
  border: 1px solid rgba(40, 230, 197, 0.22);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(40, 230, 197, 0.06);
  white-space: nowrap;
}

.availability > span {
  white-space: nowrap;
}

.hero-visual {
  justify-self: end;
  width: min(100%, 430px);
}

.portrait-shell {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  margin-bottom: 1.2rem;
  overflow: hidden;
}

.portrait {
  position: relative;
  z-index: 2;
  width: min(74%, 320px);
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  box-shadow: var(--shadow), 0 0 0 14px rgba(40, 230, 197, 0.04);
}

.orbit {
  position: absolute;
  inset: 6%;
  border: 1px solid rgba(40, 230, 197, 0.34);
  border-radius: 50%;
  animation: rotate 18s linear infinite;
}

.orbit::before,
.orbit::after {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  content: "";
  background: var(--teal);
  box-shadow: 0 0 26px var(--teal);
}

.orbit::before {
  top: 12%;
  right: 14%;
}

.orbit::after {
  bottom: 15%;
  left: 13%;
  background: var(--amber);
  box-shadow: 0 0 22px var(--amber);
}

.orbit-two {
  inset: 17%;
  border-color: rgba(240, 184, 74, 0.28);
  animation-duration: 27s;
  animation-direction: reverse;
}

.status-board {
  display: grid;
  gap: 0.7rem;
}

.status-row {
  padding: 0.95rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8, 10, 11, 0.66);
  box-shadow: 0 16px 42px rgba(0, 0, 0, 0.22);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.status-row span,
.panel-label,
.case-topline,
.timeline-item time {
  display: block;
  color: var(--dim);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-row strong {
  display: block;
  margin-top: 0.2rem;
  color: var(--text);
}

.scroll-cue {
  position: absolute;
  bottom: 1.6rem;
  left: 0;
  display: flex;
  width: 100%;
  justify-content: center;
}

.scroll-cue span {
  width: 26px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.scroll-cue span::before {
  display: block;
  width: 4px;
  height: 8px;
  margin: 8px auto;
  border-radius: 999px;
  content: "";
  background: var(--teal);
  animation: scrollDot 1.6s infinite;
}

.section {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 7rem) 0;
}

/* Shared section headings and reusable card surfaces. */
.section-heading {
  max-width: 820px;
  margin-bottom: 2rem;
}

.impact-section .section-heading {
  max-width: var(--max);
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.05rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

/* Impact metrics. Update card copy in index.html; this controls presentation. */
.metric,
.case-file,
.skill-column,
.proof-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
  transform-style: preserve-3d;
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.metric {
  min-height: 260px;
  padding: 1.2rem;
}

.metric:hover,
.case-file:hover,
.skill-column:hover,
.proof-block:hover,
.status-row:hover,
.timeline-item div:hover,
.capability-panels:hover {
  border-color: rgba(40, 230, 197, 0.45);
  background:
    radial-gradient(circle at var(--spot-x, 50%) var(--spot-y, 50%), rgba(40, 230, 197, 0.14), transparent 34%),
    var(--panel);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3), 0 0 34px rgba(40, 230, 197, 0.08);
  transform: perspective(900px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-4px);
}

.metric-value,
.metric-suffix {
  color: var(--teal);
  font-size: clamp(2.1rem, 4vw, 3.5rem);
  font-weight: 950;
  line-height: 1;
}

.metric:nth-child(2) .metric-value,
.metric:nth-child(5) .metric-value,
.metric:nth-child(5) .metric-suffix {
  color: var(--amber);
}

.metric:nth-child(4) .metric-value,
.metric:nth-child(4) .metric-suffix {
  color: var(--green);
}

.metric h3 {
  margin-top: 1rem;
}

.metric p,
.case-file p,
.skill-column li,
.proof-block p,
.proof-list li,
.timeline-item p,
.capability-panel p {
  color: var(--muted);
}

.capability-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

/* Capability tabs and panels. */
.capability-tabs {
  display: grid;
  gap: 0.7rem;
}

.capability-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  min-height: 54px;
  padding: 0 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: left;
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

.capability-tab:hover,
.capability-tab:focus-visible,
.capability-tab.active {
  border-color: rgba(40, 230, 197, 0.55);
  color: var(--text);
  background: rgba(40, 230, 197, 0.09);
  outline: none;
}

.capability-panels {
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(40, 230, 197, 0.09), transparent 34%),
    linear-gradient(315deg, rgba(240, 184, 74, 0.08), transparent 38%),
    var(--panel-strong);
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.capability-panel {
  padding: clamp(1.4rem, 4vw, 3rem);
}

.capability-panel h3 {
  max-width: 760px;
  font-size: clamp(1.6rem, 3vw, 3rem);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

.tag-list li {
  padding: 0.45rem 0.65rem;
  border: 1px solid rgba(159, 179, 200, 0.24);
  border-radius: 999px;
  color: var(--steel);
  background: rgba(159, 179, 200, 0.07);
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

/* Case files. */
.case-file {
  position: relative;
  padding: 1.25rem;
  overflow: hidden;
}

.case-file::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--teal), var(--amber), var(--green));
}

.case-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.case-topline span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.case-topline strong {
  color: var(--amber);
  letter-spacing: 0;
  text-align: right;
  text-transform: none;
}

.case-toggle {
  min-height: 44px;
  margin-top: 0.5rem;
  padding: 0.55rem 0;
  border: 0;
  color: var(--teal);
  font-weight: 900;
  background: transparent;
  cursor: pointer;
}

.case-toggle:hover,
.case-toggle:focus-visible {
  color: var(--green);
  outline: none;
}

.case-notes {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.skill-matrix,
.proof-layout {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

/* Skills matrix and proof cards. */
.skill-column,
.proof-block {
  padding: 1.2rem;
}

.skill-column h3,
.proof-block h3 {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.skill-column ul,
.proof-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.skill-column li,
.proof-list li {
  padding: 0.42rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.skill-column li:last-child,
.proof-list li:last-child {
  border-bottom: 0;
}

.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
}

/* Experience timeline. */
.timeline::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 184px;
  width: 1px;
  content: "";
  background: linear-gradient(var(--teal), var(--amber), var(--green));
  opacity: 0.58;
}

.timeline-item {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.timeline-item div {
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  transition: transform 220ms ease, border-color 220ms ease, background 220ms ease, box-shadow 220ms ease;
}

.proof-layout {
  grid-template-columns: 1.2fr 1fr 1fr;
}

/* Contact footer. Keep footer links local and branded; edit hrefs in index.html. */
.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 2rem;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 4rem 0 3rem;
  border-top: 1px solid var(--line);
}

.site-footer h2 {
  max-width: 700px;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
}

.footer-actions {
  display: grid;
  grid-template-columns: repeat(4, max-content);
  align-content: flex-start;
  justify-content: flex-end;
  margin-top: 0;
}

/* Scroll reveal state is controlled by app.js. */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 620ms ease, transform 620ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal.visible:is(.metric, .case-file, .skill-column, .proof-block):hover,
.reveal.visible.capability-panels:hover {
  transform: perspective(900px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg)) translateY(-4px);
}

.section.in-view .section-heading h2 {
  text-shadow: 0 0 34px rgba(40, 230, 197, 0.12);
}

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

@keyframes scrollDot {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(15px);
  }
}

@media (max-width: 980px) {
  .site-header {
    position: absolute;
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 7rem;
  }

  .hero-visual {
    justify-self: start;
    width: min(100%, 520px);
  }

  .metric-grid,
  .skill-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .capability-layout,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .capability-layout {
    display: block;
  }

  .capability-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 1rem;
  }

  .capability-tab {
    justify-content: center;
    text-align: center;
  }

  .proof-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .hero,
  .section,
  .site-footer,
  .site-header {
    width: min(100% - 24px, var(--max));
  }

  .metric-grid,
  .case-grid,
  .skill-matrix {
    grid-template-columns: 1fr;
  }

  .capability-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .metric {
    min-height: auto;
  }

  .timeline::before {
    display: none;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.7rem;
  }

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

  .footer-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    justify-content: flex-start;
  }

  .availability {
    flex-wrap: wrap;
  }
}

@media (max-width: 460px) {
  h1 {
    font-size: 2.75rem;
  }

  .brand span {
    display: inline;
  }

  .capability-tabs {
    grid-template-columns: 1fr;
  }

  .footer-actions {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .signal-canvas {
    display: none;
  }

  .cursor-glow {
    display: none;
  }
}