:root {
  --paper: #f2f7fb;
  --card: #ffffff;
  --ink: #12304a;
  --muted: #5b7388;
  --green: #14865a;
  --green-deep: #0d6b47;
  --green-soft: rgba(20, 134, 90, 0.12);
  --blue: #1d6fbf;
  --blue-deep: #155a9c;
  --blue-soft: rgba(29, 111, 191, 0.12);
  --line: rgba(18, 48, 74, 0.1);
  --shadow: 0 10px 30px rgba(21, 90, 156, 0.08), 0 2px 8px rgba(18, 48, 74, 0.05);
  --shadow-hover: 0 18px 44px rgba(20, 134, 90, 0.16), 0 6px 16px rgba(29, 111, 191, 0.1);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Outfit", system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--green-deep);
  text-decoration: none;
}

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

.page-wash {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(900px 520px at 8% -8%, rgba(29, 111, 191, 0.18), transparent 55%),
    radial-gradient(780px 460px at 100% 0%, rgba(20, 134, 90, 0.16), transparent 50%),
    radial-gradient(700px 400px at 70% 100%, rgba(29, 111, 191, 0.08), transparent 55%);
}

main,
.site-nav,
.site-footer {
  position: relative;
  z-index: 1;
}

.surface-card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 1.1rem 0;
  background: transparent;
  transition: background 0.4s var(--ease), padding 0.4s var(--ease), box-shadow 0.4s;
}

.site-nav.is-scrolled {
  padding: 0.7rem 0;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 24px rgba(18, 48, 74, 0.08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--blue));
  width: 2.7rem;
  height: 2.7rem;
  border-radius: 0.85rem;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 22px rgba(20, 134, 90, 0.28);
  flex-shrink: 0;
}

.brand-name {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.2rem;
  letter-spacing: 0.01em;
  line-height: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-links a i {
  font-size: 0.95rem;
  color: var(--blue);
}

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

.nav-cta {
  color: #fff !important;
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  padding: 0.5rem 1rem;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(20, 134, 90, 0.28);
}

.nav-cta i {
  color: #fff !important;
}

.nav-cta:hover {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  box-shadow: 0 8px 18px rgba(29, 111, 191, 0.3);
}

.nav-toggle {
  width: 2.4rem;
  height: 2.4rem;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 0.7rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 0;
  box-shadow: var(--shadow);
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}

section[id] {
  scroll-margin-top: 5.5rem;
}

.hero {
  padding: 3.2rem 0 2rem;
}

.eyebrow,
.section-index,
.cred-kicker,
.work-tag,
.system-meta,
.when,
.where {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.eyebrow,
.section-index {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.display-name {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(3.4rem, 9vw, 7rem);
  line-height: 0.9;
  font-weight: 400;
  letter-spacing: -0.03em;
  margin: 0.4rem 0 1.4rem;
  color: var(--ink);
}

.lede {
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.15rem;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.btn-green,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.3rem;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  border-radius: 999px;
  transition: transform 0.35s var(--ease), background 0.35s, color 0.35s, box-shadow 0.35s;
}

.btn-green {
  background: linear-gradient(135deg, var(--green), var(--green-deep));
  color: #fff;
  box-shadow: 0 12px 24px rgba(20, 134, 90, 0.28);
}

.btn-green:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  transform: translateY(-2px);
  box-shadow: 0 16px 28px rgba(29, 111, 191, 0.28);
}

.btn-ghost {
  border: 1px solid var(--line);
  color: var(--ink);
  background: var(--card);
  box-shadow: var(--shadow);
}

.btn-ghost:hover {
  border-color: var(--blue);
  color: var(--blue-deep);
  transform: translateY(-2px);
}

.icon-orb {
  width: 2.65rem;
  height: 2.65rem;
  border-radius: 0.9rem;
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.icon-orb.green {
  background: var(--green-soft);
  color: var(--green-deep);
  box-shadow: 0 8px 18px rgba(20, 134, 90, 0.12);
}

.icon-orb.blue {
  background: var(--blue-soft);
  color: var(--blue-deep);
  box-shadow: 0 8px 18px rgba(29, 111, 191, 0.12);
}

.system-card {
  padding: 1.2rem 1.2rem 0.5rem;
}

.system-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(20, 134, 90, 0.55);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 8px rgba(20, 134, 90, 0);
  }
}

.system-svg {
  width: 100%;
  height: auto;
}

.system-svg text {
  fill: var(--ink);
  font-family: "Outfit", sans-serif;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.sys-line {
  stroke: rgba(29, 111, 191, 0.35);
  stroke-width: 1.4;
}

.sys-node {
  fill: #f7fbff;
  stroke: rgba(29, 111, 191, 0.35);
  stroke-width: 1.2;
}

.sys-node-core {
  fill: var(--green-soft);
  stroke: var(--green);
}

.stats-row {
  margin-top: 3.2rem;
}

.stat-card {
  height: 100%;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.stat-num,
.stat-plus,
.stat-label {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 2.4rem;
  line-height: 1;
  color: var(--ink);
}

.stat-card p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.section {
  padding: 6rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(29, 111, 191, 0.05), rgba(20, 134, 90, 0.04));
}

.section-title {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  line-height: 1.15;
  font-weight: 400;
  margin: 0 0 1.8rem;
  max-width: 18ch;
}

.body-copy {
  color: var(--muted);
  font-size: 1.05rem;
  font-weight: 300;
  margin: 0;
}

.copy-card {
  height: 100%;
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.signal-card {
  height: 100%;
  padding: 1.2rem 1.25rem;
}

.signal-card i {
  font-size: 1.35rem;
  color: var(--green);
  margin-bottom: 0.7rem;
  display: block;
}

.signal-card p {
  margin: 0;
  color: var(--ink);
  font-size: 0.95rem;
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid rgba(29, 111, 191, 0.18);
}

.timeline-item {
  position: relative;
  padding: 0 0 1.35rem 1.5rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 1.4rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(20, 134, 90, 0.16);
}

.timeline-card {
  padding: 1.25rem 1.4rem;
}

.timeline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.2rem;
  margin-bottom: 0.4rem;
}

.timeline-meta i {
  margin-right: 0.25rem;
}

.where {
  color: var(--blue-deep);
}

.timeline-item h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 0.4rem;
}

.timeline-item p {
  color: var(--muted);
  margin: 0;
  max-width: 42rem;
}

.skill-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .skill-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.skill-block {
  padding: 1.4rem 1.5rem;
}

.skill-head {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.skill-block h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chips span {
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 0.3rem 0.72rem;
  font-size: 0.82rem;
  color: var(--ink);
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(18, 48, 74, 0.04);
}

.work-card {
  display: block;
  height: 100%;
  padding: 1.5rem;
  color: inherit;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

a.work-card:hover,
.work-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  color: inherit;
}

.work-card .work-tag {
  display: inline-block;
  margin-top: 0.9rem;
}

.work-card h3 {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: 1.7rem;
  font-weight: 400;
  margin: 0.45rem 0 0.55rem;
}

.work-card p {
  color: var(--muted);
  margin: 0;
}

.work-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.cred-card {
  height: 100%;
  padding: 1.4rem;
}

.cred-card h3 {
  font-size: 1.15rem;
  margin: 0.45rem 0 0.4rem;
}

.cred-card p:last-child {
  color: var(--muted);
  margin: 0;
}

.contact-section {
  padding-bottom: 5rem;
}

.contact-intro {
  height: 100%;
  padding: 1.8rem 1.7rem;
}

.contact-title {
  font-family: "Instrument Serif", Georgia, serif;
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  line-height: 1.1;
  font-weight: 400;
  margin: 0.7rem 0 1rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  padding: 1rem 1.1rem;
  color: inherit;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

a.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  color: inherit;
}

.contact-card small {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 991.98px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: var(--shadow);
  }

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

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: flex;
    padding: 0.7rem 0;
  }
}

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

  .pulse {
    animation: none;
  }
}