/* ====================================================================
   ARCOR — Layout-level styles (nav, hero, sections, grids, footer)
   ==================================================================== */

/* =========== NAV =========== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 18px 0;
  transition: background 0.3s, backdrop-filter 0.3s, border-color 0.3s, top 0.4s ease;
  border-bottom: 1px solid transparent;
}
body.has-livebar .nav { top: 44px; }
body.has-livebar .nav.live-hidden { top: 0; }
.nav.scrolled {
  background: rgba(242, 238, 230, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
[data-theme="dark"] .nav.scrolled { background: rgba(14, 12, 10, 0.82); }

body.locked { overflow: hidden; }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-variation-settings: "wdth" 75;
  font-size: 18px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.brand-mark {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--carbon);
  color: var(--paper);
  display: grid; place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0;
}
.brand-mark::after { content: "A"; }

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.nav-links a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--stone-700);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--carbon); }
.nav-links a.active { color: var(--carbon); background: var(--stone-100); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.nav-cta .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(224, 74, 26, 0.15);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(224, 74, 26, 0.15); }
  50%      { box-shadow: 0 0 0 8px rgba(224, 74, 26, 0.05); }
}

@media (max-width: 1180px) {
  .nav-links a { padding: 8px 10px; font-size: 10.5px; letter-spacing: 0.1em; }
  .brand { font-size: 16px; }
}
@media (max-width: 1040px) {
  .nav-cta { display: none; }
}
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta { display: flex; }
}

/* =========== HERO =========== */
.hero {
  padding-top: 120px;
  padding-bottom: 0;
  position: relative;
}
body.has-livebar .hero { padding-top: 164px; }
.hero-meta {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 32px;
  padding: 22px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  margin-bottom: 56px;
}
.hero-meta div .mono-sm { display: block; margin-bottom: 6px; color: var(--stone-500); }
.hero-meta div span { font-family: var(--font-display); font-size: 18px; font-weight: 500; }

.hero-headline {
  margin-bottom: 28px;
}
.hero-headline .serif-it {
  font-size: clamp(40px, 8vw, 140px);
  letter-spacing: -0.04em;
  display: inline-block;
  transform: translateY(0.08em);
}

/* Centered hero variant */
.hero-center {
  text-align: center;
  padding: 48px 0 64px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-center .hero-headline {
  margin-bottom: 36px;
  text-align: center;
  text-wrap: balance;
}
.hero-lede {
  margin: 0 auto 36px;
  text-align: center;
  max-width: 48ch;
  color: var(--stone-700);
}
.hero-tagline {
  text-align: center;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.2vw, 16px);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--stone-700);
  margin: 0 auto 48px;
  position: relative;
  padding-top: 28px;
}
.hero-tagline::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 32px; height: 1px;
  background: var(--accent);
  transform: translateX(-50%);
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  margin: 48px 0 56px;
  align-items: end;
}
.hero-sub .actions {
  display: flex;
  gap: 12px;
  justify-self: end;
  align-items: center;
}
@media (max-width: 800px) {
  .hero-sub { grid-template-columns: 1fr; gap: 28px; }
  .hero-sub .actions { justify-self: start; }
  .hero-meta { grid-template-columns: 1fr 1fr; gap: 18px 24px; }
}

.hero-image {
  height: clamp(360px, 60vh, 680px);
  border-radius: 4px;
  margin-bottom: 24px;
}
.hero-image-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
}
.hero-image-row .ph:first-child { height: 100%; min-height: 320px; }
@media (max-width: 800px) {
  .hero-image-row { grid-template-columns: 1fr; }
}

.hero-caption {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone-700);
  padding: 16px 2px;
  border-top: 1px solid var(--line);
}

/* =========== TICKER =========== */
.ticker-strip {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  padding: 22px 0;
  overflow: hidden;
  background: var(--paper);
  margin-top: 80px;
}
.ticker-strip .ticker {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(36px, 6vw, 96px);
  letter-spacing: -0.025em;
  line-height: 1;
}
.ticker-strip .ticker span { padding: 0 36px; display: inline-block; }
.ticker-strip .ticker .dot { color: var(--accent); }

/* =========== ABOUT =========== */
.about {
  padding: 120px 0;
}
.about-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 72px;
  margin-top: 48px;
}
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}
.about-portrait .ph {
  aspect-ratio: 4/5;
  border-radius: 4px;
}
.about-portrait .caption {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone-700);
}

.about-body h2 { margin-bottom: 28px; }
.about-pull {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  margin: 36px 0;
  padding: 28px 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(24px, 2.6vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--carbon);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.about-stats .stat .num {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1;
  display: block;
}
.about-stats .stat .num sup { color: var(--accent); font-size: 0.5em; vertical-align: top; }
.about-stats .stat .label {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-700);
}
@media (max-width: 700px) { .about-stats { grid-template-columns: 1fr 1fr; } }

/* =========== SERVICES =========== */
.services { padding: 120px 0; background: var(--paper-warm); }
.services-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 64px;
}
@media (max-width: 800px) { .services-head { grid-template-columns: 1fr; } }

.services-list { border-top: 1px solid var(--line-strong); }
.service-row {
  display: grid;
  grid-template-columns: 80px 1.2fr 2fr 140px;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line-strong);
  align-items: start;
  transition: padding-left 0.3s ease, background 0.3s ease;
  cursor: pointer;
}
.service-row:hover {
  padding-left: 18px;
}
.service-row .num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--stone-500);
  letter-spacing: 0.1em;
  padding-top: 8px;
}
.service-row h3 {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.8vw, 38px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.service-row h3 .acro {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.55em;
  font-weight: 500;
  letter-spacing: 0.08em;
  vertical-align: 0.45em;
  margin-left: 8px;
}
.service-row p { color: var(--stone-900); max-width: 56ch; }
.service-row .meta {
  justify-self: end;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone-700);
  line-height: 1.6;
  padding-top: 8px;
}
.service-row .meta .arrow {
  display: inline-block;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  margin-top: 8px;
  margin-left: auto;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}
.service-row:hover .arrow {
  background: var(--accent);
  color: var(--paper);
  border-color: var(--accent);
  transform: rotate(-45deg);
}
@media (max-width: 900px) {
  .service-row { grid-template-columns: 1fr; gap: 12px; }
  .service-row .num { padding-top: 0; }
  .service-row .meta { justify-self: start; text-align: left; }
}

/* =========== PROJECTS =========== */
.projects { padding: 120px 0; }
.projects-head {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 32px;
}
@media (max-width: 800px) { .projects-head { grid-template-columns: 1fr; } }

.proj-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 48px;
  align-items: center;
}
.proj-filters .label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone-500);
  margin-right: 12px;
}
.chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  background: transparent;
}
.chip:hover { background: var(--stone-100); }
.chip.active { background: var(--carbon); color: var(--paper); border-color: var(--carbon); }
.chip .count {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 6px;
  border-radius: 8px;
  background: rgba(0,0,0,0.06);
  font-size: 10px;
}
.chip.active .count { background: rgba(255,255,255,0.18); }

.proj-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px 24px;
}
.proj-card {
  grid-column: span 6;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: opacity 0.3s, transform 0.3s;
}
.proj-card.hidden { display: none; }
.proj-card.wide { grid-column: span 12; }
.proj-card.third { grid-column: span 4; }

.proj-card .ph {
  aspect-ratio: 4/3;
  border-radius: 4px;
  transition: transform 0.4s ease;
}
.proj-card:hover .ph { transform: translateY(-4px); }
.proj-card.wide .ph { aspect-ratio: 21/9; }
.proj-card.third .ph { aspect-ratio: 4/5; }

.proj-card .head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding-top: 4px;
}
.proj-card .head h3 {
  font-family: var(--font-display);
  font-size: clamp(20px, 1.8vw, 28px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.proj-card .head h3 .loc {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--stone-700);
  font-weight: 400;
}
.proj-card .head .status {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-700);
  padding: 5px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  white-space: nowrap;
}
.proj-card .head .status.live::before {
  content: ""; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent); margin-right: 6px;
  vertical-align: 1px;
  animation: pulse 2s infinite;
}

.proj-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 16px 0 4px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
}
.proj-meta .k {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-500);
  display: block;
  margin-bottom: 4px;
}
.proj-meta .v {
  color: var(--carbon);
  font-weight: 500;
}

@media (max-width: 900px) {
  .proj-card, .proj-card.wide, .proj-card.third { grid-column: span 12; }
  .proj-meta { grid-template-columns: 1fr 1fr; gap: 12px; }
}

/* =========== INTERVENTION MAP =========== */
.zone {
  padding: 100px 0;
  background: var(--carbon);
  color: var(--paper);
}
[data-theme="dark"] .zone { background: var(--carbon-soft); }
.zone .section-tag { color: rgba(242,238,230,0.7); border-color: rgba(242,238,230,0.25); }
.zone .section-tag .idx { color: var(--paper); }

.zone-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
  align-items: center;
  margin-top: 56px;
}
@media (max-width: 900px) { .zone-grid { grid-template-columns: 1fr; } }

.zone h2 { color: var(--paper); margin-bottom: 24px; }
.zone .lede { color: rgba(242, 238, 230, 0.75); }

.zone-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 48px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid rgba(242,238,230,0.18);
}
.zone-stats .stat .num { color: var(--paper); }
.zone-stats .stat .label { color: rgba(242,238,230,0.6); }

.zone-map {
  position: relative;
  aspect-ratio: 1/1;
  border: 1px solid rgba(242,238,230,0.18);
  border-radius: 4px;
  padding: 20px;
}

/* =========== TEAM =========== */
.team { padding: 120px 0; }
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
  margin-top: 56px;
}
@media (max-width: 1000px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px)  { .team-grid { grid-template-columns: 1fr; } }

.member .ph {
  aspect-ratio: 3/4;
  border-radius: 4px;
  margin-bottom: 16px;
  transition: transform 0.3s ease;
}
.member:hover .ph { transform: translateY(-4px); }
.member h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.015em;
  line-height: 1.1;
}
.member .role {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-700);
  margin-top: 6px;
}
.member .since {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--stone-500);
  display: flex;
  justify-content: space-between;
}

/* =========== CAREERS =========== */
.careers {
  padding: 100px 0;
  background: #5E3A24;        /* deep terracotta / tabac — calmer sibling of the orange */
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.careers::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg, transparent 0 38px, rgba(14,12,10,0.10) 38px 76px
  );
  pointer-events: none;
}
.careers .section-tag { color: rgba(242,238,230,0.85); border-color: rgba(242,238,230,0.35); }
.careers .section-tag .idx { color: var(--paper); }

.careers-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 48px;
  align-items: end;
  margin-top: 40px;
}
@media (max-width: 800px) { .careers-grid { grid-template-columns: 1fr; } }
.careers h2 { color: var(--paper); }
.careers .lede { color: rgba(242,238,230,0.92); }

.jobs { margin-top: 56px; border-top: 1px solid rgba(242,238,230,0.35); }
.job {
  display: grid;
  grid-template-columns: 60px 1.5fr 1fr 1fr 100px;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(242,238,230,0.35);
  align-items: center;
  transition: padding-left 0.3s ease;
}
.job:hover { padding-left: 14px; }
.job .num, .job .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.job h4 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(20px, 2vw, 28px);
  letter-spacing: -0.02em;
}
.job .arrow {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(242,238,230,0.5);
  display: grid; place-items: center;
  justify-self: end;
  transition: transform 0.2s, background 0.2s;
}
.job:hover .arrow { background: var(--carbon); border-color: var(--carbon); transform: rotate(-45deg); }
@media (max-width: 800px) {
  .job { grid-template-columns: 1fr; gap: 8px; }
  .job .arrow { justify-self: start; }
}

/* =========== CONTACT =========== */
.contact { padding: 120px 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 64px;
  margin-top: 56px;
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }

.contact-info dl {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.contact-info dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-500);
  margin-bottom: 6px;
}
.contact-info dd {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.contact-info dd a { border-bottom: 1px solid var(--line-strong); padding-bottom: 2px; transition: border-color 0.2s, color 0.2s; }
.contact-info dd a:hover { color: var(--accent); border-color: var(--accent); }

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  background: var(--paper-warm);
  padding: 36px;
  border-radius: 4px;
  border: 1px solid var(--line);
}
.contact-form .field { display: flex; flex-direction: column; gap: 8px; }
.contact-form .field.full { grid-column: span 2; }
.contact-form label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone-700);
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  padding: 10px 0;
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--carbon);
  outline: none;
  transition: border-color 0.2s;
}
.contact-form textarea { resize: vertical; min-height: 100px; }
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus { border-bottom-color: var(--accent); }
.contact-form .submit-row {
  grid-column: span 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.contact-form .submit-row .note {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--stone-500);
}
@media (max-width: 600px) {
  .contact-form { grid-template-columns: 1fr; padding: 24px; }
  .contact-form .field.full, .contact-form .submit-row { grid-column: span 1; }
}

/* =========== FOOTER =========== */
.foot {
  background: var(--carbon);
  color: var(--paper);
  padding: 80px 0 32px;
}
.foot-top {
  border-bottom: 1px solid rgba(242,238,230,0.18);
  padding-bottom: 56px;
  margin-bottom: 32px;
}
.foot-wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-variation-settings: "wdth" 90;
  font-size: clamp(80px, 18vw, 280px);
  line-height: 0.85;
  letter-spacing: -0.045em;
  color: var(--paper);
  white-space: nowrap;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-top: 40px;
}
@media (max-width: 800px) { .foot-grid { grid-template-columns: 1fr 1fr; } }

.foot-grid .col h5 {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(242,238,230,0.5);
  margin-bottom: 16px;
}
.foot-grid .col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.foot-grid .col a {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: rgba(242,238,230,0.85);
  transition: color 0.2s;
}
.foot-grid .col a:hover { color: var(--accent); }

.foot-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-top: 28px;
  border-top: 1px solid rgba(242,238,230,0.18);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(242,238,230,0.5);
  flex-wrap: wrap;
}
.foot-bottom .legal { display: flex; gap: 18px; }
.foot-bottom .legal a:hover { color: var(--paper); }

/* =========== UTIL =========== */
.divider-strong { border-top: 1px solid var(--line-strong); }