/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 246, 242, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.1rem;
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2vw, 2.2rem);
}

.nav-links a:not(.btn) {
  font-size: 0.85rem;
  color: var(--ink-soft);
  position: relative;
  padding-block: 0.3rem;
}
.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transition: right var(--dur-fast) var(--ease);
}
.nav-links a:not(.btn):hover::after { right: 0; }

.nav-links .btn {
  padding: 0.6rem 1.1rem;
  font-size: 0.72rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.4rem;
}
.nav-toggle span {
  width: 22px; height: 1.5px;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.nav-mobile-panel {
  display: none;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.5rem var(--gutter) 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.nav-mobile-panel a:not(.btn) {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.nav-mobile-panel .btn { margin-top: 1rem; align-self: flex-start; }

@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-mobile-panel.is-open { display: flex; }
}


/* ============================================================
   NAVIGATION — RESPONSIVE TOUCH / SAFE AREA
   ============================================================ */

.nav-inner {
  min-height: 70px;
}

.nav-brand {
  flex-shrink: 0;
}

.nav-toggle {
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-mobile-panel.is-open { display: flex; }
}

@media (max-width: 700px) {
  .nav-inner {
    min-height: 66px;
    padding-block: 0.55rem;
  }

  .nav-brand {
    font-size: 0.82rem;
  }

  .nav-mobile-panel {
    padding-bottom: calc(1.25rem + env(safe-area-inset-bottom));
  }

  .nav-mobile-panel a:not(.btn) {
    min-height: 48px;
    display: flex;
    align-items: center;
  }

  .nav-mobile-panel .btn {
    min-height: 46px;
  }
}

/* ============================================================
   HERO — PROPER MULTI-PLATFORM V2
   Compact hierarchy: identity first, CTA within first viewport.
   ============================================================ */

.hero {
  position: relative;
  min-height: calc(100svh - 70px);
  height: calc(100svh - 70px);
  display: flex;
  color: #fff;
  background: #14181C;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 72% 32%;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10,12,14,.64) 0%, rgba(10,12,14,.38) 48%, rgba(10,12,14,.16) 100%),
    linear-gradient(180deg, rgba(10,12,14,.12) 0%, rgba(10,12,14,.14) 48%, rgba(10,12,14,.72) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 0;
  padding-block: clamp(2rem, 5vh, 3.5rem);
}

.hero-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(.62rem, .56rem + .18vw, .76rem);
  letter-spacing: .085em;
  line-height: 1.2;
  color: rgba(255,255,255,.86);
  white-space: nowrap;
}

.hero-eyebrow span {
  display: inline;
}

.hero-eyebrow .divider-dot {
  color: rgba(255,255,255,.42);
  margin-inline: .42em;
}

.hero-name {
  margin: .55rem 0 0;
  font-size: clamp(2.7rem, 3.75vw, 4.25rem);
  font-weight: 700;
  letter-spacing: -.025em;
  line-height: .94;
  max-width: 17ch;
  text-wrap: balance;
}

.hero-role {
  margin: .5rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(.76rem, .82vw, .94rem);
  letter-spacing: .08em;
  line-height: 1.25;
  color: var(--accent-tint);
  text-transform: uppercase;
}

.hero-cta {
  margin-top: 1rem;
}

.hero-cta .btn {
  min-height: 44px;
}

.hero-bottom {
  width: min(100%, 760px);
  margin-top: clamp(1.25rem, 2.7vh, 2rem);
  padding-top: clamp(.8rem, 1.6vh, 1.1rem);
  border-top: 1px solid rgba(255,255,255,.24);
}

.hero-tag {
  margin: 0;
  font-size: clamp(.92rem, 1.05vw, 1.06rem);
  line-height: 1.2;
  color: rgba(255,255,255,.94);
}

.hero-meta {
  margin: .35rem 0 0;
  font-family: var(--font-mono);
  font-size: clamp(.56rem, .53rem + .12vw, .69rem);
  line-height: 1.45;
  letter-spacing: .045em;
  color: rgba(255,255,255,.72);
}

.hero-scroll-cue {
  position: absolute;
  right: var(--gutter);
  bottom: 1.2rem;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .1em;
  color: rgba(255,255,255,.58);
  writing-mode: vertical-rl;
}

.hero-scroll-cue::after {
  content: "";
  width: 1px;
  height: 30px;
  background: rgba(255,255,255,.32);
}

@media (max-width: 1100px) {
  .hero-media img { object-position: 70% 32%; }
  .hero-name { font-size: clamp(2.6rem, 4.2vw, 3.8rem); }
}

@media (max-width: 820px) {
  .hero {
    min-height: calc(100svh - 66px);
    height: calc(100svh - 66px);
  }

  .hero-inner {
    padding-block: 1.8rem 1.4rem;
  }

  .hero-eyebrow {
    white-space: normal;
    max-width: 42rem;
  }

  .hero-name {
    font-size: clamp(2.55rem, 6.4vw, 3.7rem);
  }

  .hero-bottom {
    max-width: 640px;
  }
}

@media (max-width: 700px) {
  .hero {
    min-height: calc(100svh - 66px);
    height: calc(100svh - 66px);
  }

  .hero-media img { object-position: 65% 30%; }

  .hero-media::after {
    background:
      linear-gradient(90deg, rgba(10,12,14,.62) 0%, rgba(10,12,14,.32) 76%, rgba(10,12,14,.16) 100%),
      linear-gradient(180deg, rgba(10,12,14,.10) 0%, rgba(10,12,14,.18) 40%, rgba(10,12,14,.78) 100%);
  }

  .hero-inner {
    justify-content: flex-end;
    padding-block: 1.5rem 1.1rem;
  }

  .hero-eyebrow {
    font-size: .61rem;
    letter-spacing: .065em;
    line-height: 1.35;
  }

  .hero-name {
    margin-top: .4rem;
    font-size: clamp(2.2rem, 9.4vw, 3.15rem);
    line-height: .93;
    max-width: 14ch;
  }

  .hero-role {
    margin-top: .4rem;
    font-size: .74rem;
  }

  .hero-cta {
    margin-top: .8rem;
  }

  .hero-cta .btn {
    min-height: 44px;
    padding: .72rem 1.15rem;
  }

  .hero-bottom {
    margin-top: 1rem;
    padding-top: .75rem;
  }

  .hero-tag {
    font-size: .9rem;
  }

  .hero-meta {
    margin-top: .28rem;
    font-size: .56rem;
    line-height: 1.5;
    max-width: 40ch;
  }

  .hero-scroll-cue { display: none; }
}

@media (max-width: 420px) {
  .hero-inner {
    padding-inline: 1.1rem;
    padding-bottom: .95rem;
  }

  .hero-name {
    font-size: clamp(2.1rem, 9.8vw, 2.85rem);
    max-width: 14ch;
  }

  .hero-meta { max-width: 36ch; }
}

@media (max-width: 900px) and (max-height: 560px) {
  .hero {
    min-height: calc(100svh - 62px);
    height: calc(100svh - 62px);
  }

  .hero-inner {
    justify-content: center;
    padding-block: 1rem;
  }

  .hero-name {
    margin-top: .3rem;
    font-size: clamp(2rem, 5.5vw, 3.1rem);
  }

  .hero-role { margin-top: .25rem; }
  .hero-cta { margin-top: .55rem; }
  .hero-bottom { margin-top: .7rem; padding-top: .55rem; }
  .hero-meta { line-height: 1.35; }
}

/* ============================================================
   PROFILE
   ============================================================ */

.profile-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.profile-body {
  font-size: var(--step-2);
  color: var(--ink-soft);
  line-height: 1.45;
  font-weight: 400;
}

.profile-facts {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  border-left: 1px solid var(--border);
  padding-left: clamp(1.2rem, 2vw, 2rem);
}

.profile-fact dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.3rem;
}
.profile-fact dd {
  margin: 0;
  font-size: 1rem;
  color: var(--ink);
}

@media (max-width: 820px) {
  .profile-grid { grid-template-columns: 1fr; }
  .profile-facts { border-left: none; padding-left: 0; border-top: 1px solid var(--border); padding-top: 1.4rem; }
}

/* ============================================================
   EXPERIENCE
   ============================================================ */

.exp-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 3vw, 2.75rem);
}

.exp-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
  padding-bottom: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
  border-bottom: 1px solid var(--border);
}

.exp-company {
  font-size: var(--step-2);
  font-weight: 600;
  max-width: 30ch;
}

.exp-role { color: var(--muted); margin-top: 0.4rem; }

.exp-meta {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: nowrap;
}
.exp-meta strong { display: block; color: var(--ink); font-weight: 500; margin-bottom: 0.25rem; }

.exp-summary {
  color: var(--ink-soft);
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.exp-groups {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.exp-group-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.85rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border);
}

.exp-group ul li {
  font-size: 0.92rem;
  color: var(--ink-soft);
  padding-block: 0.35rem;
  position: relative;
  padding-left: 1rem;
}
.exp-group ul li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.75rem;
  width: 4px; height: 4px;
  background: var(--border-strong);
}

.exp-tools {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.2rem;
}
.exp-tools-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.tool-chip {
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

@media (max-width: 900px) {
  .exp-groups { grid-template-columns: repeat(2, 1fr); }
  .exp-meta { text-align: left; }
  .exp-top { flex-direction: column; }
}
@media (max-width: 520px) {
  .exp-groups { grid-template-columns: 1fr; }
}

/* ============================================================
   FOUNDATION
   ============================================================ */

.foundation-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
}

.foundation-group-label {
  font-size: var(--step-1);
  font-weight: 600;
  padding-bottom: 0.9rem;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid var(--ink);
}

.foundation-list li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--border);
  font-size: 1.02rem;
}
.foundation-list li:last-child { border-bottom: none; }

.foundation-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  flex-shrink: 0;
}

@media (max-width: 760px) {
  .foundation-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ============================================================
   SELECTED ENGINEERING WORK (typographic teaser)
   ============================================================ */

.projects-list { border-top: 1px solid var(--border); }

.project-row {
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(1.75rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border);
  transition: background var(--dur-fast) var(--ease);
  cursor: default;
}

.project-row:hover { background: var(--surface); }

.project-number {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--accent-2);
}

.project-title {
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform var(--dur) var(--ease), color var(--dur-fast) var(--ease);
}
.project-row:hover .project-title { transform: translateX(6px); color: var(--accent-ink); }

.project-subtitle {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  text-align: right;
  white-space: nowrap;
}

@media (max-width: 700px) {
  .project-row { grid-template-columns: 2.5rem 1fr; }
  .project-subtitle { grid-column: 2 / 3; text-align: left; margin-top: 0.35rem; }
}

/* ============================================================
   APPROACH
   ============================================================ */

.approach-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}

.approach-step {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.6vw, 1.4rem);
}

.approach-node {
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  letter-spacing: 0.08em;
  padding: 0.9rem 1.3rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
}

.approach-arrow {
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  padding-inline: clamp(0.3rem, 1vw, 0.7rem);
}

@media (max-width: 700px) {
  .approach-flow { flex-direction: column; align-items: stretch; }
  .approach-step { flex-direction: column; align-items: stretch; }
  .approach-arrow { transform: rotate(90deg); align-self: center; padding-block: 0.2rem; }
  .approach-node { text-align: center; }
}

/* ============================================================
   TEAM
   ============================================================ */

.team-focus {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.team-focus span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-tint);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.team-item {
  background: var(--surface);
  padding: clamp(1.4rem, 2.5vw, 2rem);
}

.team-org { font-weight: 600; font-size: 1.05rem; margin-bottom: 0.4rem; }
.team-role { color: var(--muted); font-size: 0.9rem; }

@media (max-width: 700px) {
  .team-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   TOOLS
   ============================================================ */

.tools-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(2rem, 4vw, 4rem);
}

.tools-group-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1.1rem;
}

.tools-items { display: flex; flex-direction: column; }
.tools-items li {
  font-size: var(--step-1);
  padding-block: 0.75rem;
  border-bottom: 1px solid var(--border);
}
.tools-items li:last-child { border-bottom: none; }

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

/* ============================================================
   CREDENTIALS
   ============================================================ */

.credential-card {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  padding: clamp(1.75rem, 3.5vw, 2.75rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
}

.credential-degree { font-size: var(--step-2); font-weight: 600; max-width: 34ch; }
.credential-sub { color: var(--muted); margin-top: 0.6rem; }
.credential-year { font-family: var(--font-mono); font-size: 0.85rem; color: var(--muted); }

/* ============================================================
   PORTFOLIO CTA
   ============================================================ */

.cta-section {
  background: var(--ink);
  color: var(--bg);
}

.cta-inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 1.6rem; }

.cta-headline {
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 22ch;
  line-height: 1.05;
}

.cta-body { color: rgba(247,246,242,0.68); max-width: 42ch; font-size: var(--step-1); }

.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 0.6rem; }

.cta-section .btn-outline {
  color: var(--bg);
  border-color: rgba(247,246,242,0.4);
}
.cta-section .btn-outline:hover { border-color: var(--bg); }
.cta-section .btn-primary { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.cta-section .btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }

/* ============================================================
   CONTACT
   ============================================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.contact-list { display: flex; flex-direction: column; }
.contact-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}
.contact-row:first-child { border-top: 1px solid var(--border); }
.contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-value {
  font-size: 1.05rem;
  display: flex;
  align-items: center;
}
.contact-value.is-link:hover { color: var(--accent); }

@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  border-top: 1px solid var(--border);
  padding-block: clamp(2.5rem, 5vw, 3.5rem);
}

.footer-top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: clamp(1.5rem, 3vw, 2rem);
  border-bottom: 1px solid var(--border);
}

.footer-name { font-weight: 600; font-size: 1.1rem; }
.footer-title { color: var(--muted); font-size: 0.85rem; margin-top: 0.3rem; }

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  white-space: pre-line;
  text-align: right;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-contacts { display: flex; gap: 1.5rem; font-size: 0.85rem; }
.footer-contacts a:hover { color: var(--accent); }

.footer-ecosystem {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--muted);
}
.footer-ecosystem a {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.06em;
}
.footer-ecosystem a:hover { color: var(--accent); }

@media (max-width: 760px) {
  .footer-top { flex-direction: column; }
  .footer-tagline { text-align: left; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}