/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --navy: #0B1F3E;         /* dominant navy — backgrounds, nav, footer */
  --navy-raised: #12294F;  /* slightly lighter navy — cards, inputs */
  --navy-deep: #071427;    /* darkest navy — hero depth, borders */
  --green: #39FF6A;        /* luminous green — CTAs, links, highlights */
  --green-dim: #2BC953;    /* pressed/hover state for green */
  --grey: #E4E4E1;         /* light grey — body text on navy, minor surfaces */
  --grey-muted: #9AA5B4;   /* dimmer grey — captions, meta, hairlines */
  --line: rgba(228, 228, 225, 0.16);
  --line-strong: rgba(228, 228, 225, 0.3);

  --font-display: 'Times New Roman', Times, serif;
  --font-body: 'Times New Roman', Times, serif;
  --font-mono: 'Times New Roman', Times, serif;

  --max-width: 1100px;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--grey);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--grey);
  margin: 0;
  letter-spacing: -0.01em;
}

em {
  font-style: normal;
  color: var(--green);
  background: rgba(57, 255, 106, 0.12);
  padding: 0.05em 0.3em;
  border-radius: 3px;
}

/* ==========================================================================
   Nav
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 31, 62, 0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav__mark {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--grey);
}
.nav__mark:hover { text-decoration: none; color: var(--green); }

.nav__links {
  display: flex;
  gap: 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}
.nav__links a { color: var(--grey); }
.nav__links a:hover { color: var(--green); text-decoration: none; }

.nav__status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey-muted);
  white-space: nowrap;
}
.nav__status .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--grey-muted);
  flex-shrink: 0;
}
.nav__status.is-available .dot { background: var(--green); }
.nav__status.is-unavailable .dot { background: #FF6B5B; }

@media (max-width: 720px) {
  .nav__links { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  padding: 6.5rem 1.5rem 5rem;
  overflow: hidden;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.5;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.hero__inner {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--green);
  margin: 0 0 1.25rem;
}

.hero__title {
  font-size: clamp(2.75rem, 7vw, 5rem);
  line-height: 0.98;
  font-weight: 700;
}

.hero__sub {
  max-width: 40ch;
  margin: 1.5rem 0 2.25rem;
  font-size: 1.1rem;
  color: var(--grey-muted);
}

.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__coord {
  position: relative;
  margin: 3rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey-muted);
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn--primary {
  background: var(--green);
  color: var(--navy-deep);
  font-weight: bold;
}
.btn--primary:hover { background: var(--green-dim); }

.btn--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--grey);
}
.btn--ghost:hover { border-color: var(--green); color: var(--green); }

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ==========================================================================
   Section scaffolding
   ========================================================================== */
.section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem;
}

.section__label {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 2.5rem;
}

.section__tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--green);
}

.section__tag-line {
  flex: 1;
  max-width: 60px;
  height: 1px;
  background: var(--line-strong);
}

.section__name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--grey-muted);
}

.section__intro {
  max-width: 55ch;
  color: var(--grey-muted);
}

.lede {
  font-size: 1.2rem;
  color: var(--grey);
  font-weight: 500;
}

/* ==========================================================================
   About
   ========================================================================== */
.about__grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 3rem;
  align-items: start;
}

.about__photo-frame {
  aspect-ratio: 3/4;
  border: 1.5px dashed var(--line-strong);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey-muted);
  padding: 1rem;
  background: repeating-linear-gradient(
    135deg, transparent, transparent 8px, rgba(228,228,225,0.04) 8px, rgba(228,228,225,0.04) 9px
  );
}

.about__facts {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.88rem;
}
.about__facts li { color: var(--grey); }
.about__facts span {
  display: inline-block;
  width: 130px;
  color: var(--grey-muted);
}

@media (max-width: 640px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__photo-frame { max-width: 220px; }
}

/* ==========================================================================
   Coverage map (signature element)
   ========================================================================== */
.coverage__layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2.5rem;
  align-items: start;
  margin-top: 2.5rem;
}

.coverage__map {
  width: 100%;
  height: auto;
  max-width: 420px;
}

.coverage__map .pin circle {
  fill: var(--navy);
  stroke: var(--green);
  stroke-width: 2;
  transition: fill 0.15s ease, stroke 0.15s ease, r 0.15s ease;
  cursor: pointer;
}
.coverage__map .pin.pin--base circle {
  fill: var(--green);
  stroke: var(--green);
}
.coverage__map .pin text {
  font-family: var(--font-mono);
  font-size: 10px;
  fill: var(--grey-muted);
  dominant-baseline: middle;
}
.coverage__map .pin:hover circle,
.coverage__map .pin:focus circle,
.coverage__map .pin.is-active circle {
  fill: var(--green);
  stroke: var(--green);
  r: 8;
}
.coverage__map .pin:focus { outline: none; }

.coverage__card {
  background: var(--navy-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1.75rem;
  position: sticky;
  top: 6rem;
}
.coverage__card-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--grey-muted);
  margin: 0 0 0.75rem;
}
.coverage__card h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.coverage__card p:not(.coverage__card-eyebrow) { color: var(--grey-muted); font-size: 0.95rem; margin: 0; }

@media (max-width: 780px) {
  .coverage__layout { grid-template-columns: 1fr; }
  .coverage__card { position: static; }
}

/* ==========================================================================
   Experience
   ========================================================================== */
.experience__grid {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 3rem;
}

.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.tag-list li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  padding: 0.4rem 0.7rem;
  color: var(--grey);
}

.experience__timeline {
  display: grid;
  gap: 1.75rem;
}

.timeline-entry {
  padding: 1.5rem;
  background: var(--navy-raised);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: 4px;
}
.timeline-entry__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 0.5rem;
}
.timeline-entry h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.timeline-entry p { margin: 0; color: var(--grey-muted); font-size: 0.95rem; }

@media (max-width: 720px) {
  .experience__grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 2.5rem;
}

.contact__links {
  list-style: none;
  padding: 0;
  margin: 1.75rem 0 0;
  display: grid;
  gap: 0.9rem;
}
.contact__links span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--grey-muted);
  margin-bottom: 0.15rem;
}

.contact__form {
  display: grid;
  gap: 1.1rem;
}
.contact__form label {
  display: grid;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey-muted);
}
.contact__form input,
.contact__form textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--navy-raised);
  color: var(--grey);
  resize: vertical;
}
.contact__form input:focus,
.contact__form textarea:focus {
  outline: none;
  border-color: var(--green);
}

.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.contact__form-status {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  min-height: 1.2em;
  margin: 0;
  color: var(--grey-muted);
}
.contact__form-status.is-success { color: var(--green); }
.contact__form-status.is-error { color: #FF6B5B; }

@media (max-width: 720px) {
  .contact__grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--grey-muted);
}