/* =========================================================
   TEK MEKANİK HAVALANDIRMA — Design System
   Premium · Industrial · Editorial
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  --ink: #0E1216;
  --steel: #1C2430;
  --steel-soft: #2A3441;
  --mist: #E8EDF2;
  --snow: #F5F7FA;
  --muted: #8A96A3;
  --copper: #C46A2D;
  --copper-deep: #9A4F1C;
  --copper-soft: rgba(196, 106, 45, 0.14);
  --line: #3A4654;
  --line-light: #D5DCE3;
  --white: #FFFFFF;
  --ok: #2F6F4E;
  --danger: #C04444;

  --font-display: 'Barlow Condensed', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  --r-sm: 4px;
  --r-md: 6px;

  --s1: 0 1px 0 rgba(0, 0, 0, 0.35);
  --s2: 0 12px 32px rgba(0, 0, 0, 0.35);

  --container: 1200px;
  --header-h: 84px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.55s;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--mist);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--white);
  margin: 0 0 0.55em;
}

h1 { font-size: clamp(2.75rem, 6vw, 4.5rem); line-height: 1.02; text-transform: uppercase; }
h2 { font-size: clamp(2rem, 3.8vw, 3rem); text-transform: uppercase; }
h3 { font-size: clamp(1.35rem, 2.2vw, 1.75rem); text-transform: uppercase; }

p { margin: 0 0 1em; color: var(--muted); }
p:last-child { margin-bottom: 0; }

.container-xl {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

.section {
  padding: clamp(4rem, 8vw, 7.5rem) 0;
  position: relative;
}

.section-dark { background: var(--ink); }
.section-steel { background: var(--steel); }
.section-soft { background: var(--snow); color: var(--ink); }
.section-soft h1,
.section-soft h2,
.section-soft h3,
.section-soft .eyebrow { color: var(--ink); }
.section-soft p { color: #4A5560; }
.section-soft .lead { color: #2A3441; }
.section-soft .content-block a {
  color: var(--copper-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.section-soft .content-block a:hover { color: var(--copper); }
.section-soft .related-item h3,
.section-soft .industry-tile h3 { color: var(--white); }
.section-soft .related-item p,
.section-soft .industry-tile p { color: rgba(232, 237, 242, 0.8); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1rem;
}

.lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.7;
  color: var(--mist);
  max-width: 36rem;
}

.divider-line {
  width: 48px;
  height: 2px;
  background: var(--copper);
  margin: 1.25rem 0 1.5rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.7rem 1.45rem;
  border-radius: var(--r-md);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.btn:hover { transform: translateY(-1px); }
.btn i { font-size: 1.05em; }

.btn.btn-primary,
a.btn.btn-primary,
button.btn.btn-primary {
  --bs-btn-bg: var(--copper);
  --bs-btn-border-color: var(--copper);
  --bs-btn-hover-bg: var(--copper-deep);
  --bs-btn-hover-border-color: var(--copper-deep);
  --bs-btn-active-bg: var(--copper-deep);
  --bs-btn-active-border-color: var(--copper-deep);
  --bs-btn-color: var(--white);
  --bs-btn-hover-color: var(--white);
  background: var(--copper) !important;
  color: var(--white) !important;
  border-color: var(--copper) !important;
}
.btn.btn-primary:hover,
a.btn.btn-primary:hover,
button.btn.btn-primary:hover {
  background: var(--copper-deep) !important;
  border-color: var(--copper-deep) !important;
  color: var(--white) !important;
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.35);
}
.btn-ghost:hover {
  border-color: var(--copper);
  color: var(--white);
}

.btn-ghost-dark {
  background: transparent;
  color: var(--ink);
  border-color: rgba(14, 18, 22, 0.25);
}
.btn-ghost-dark:hover {
  border-color: var(--copper);
  color: var(--copper-deep);
}

.btn-whatsapp { gap: 0.45rem; }

.btn-group-gap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.75rem;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
}

.site-header.is-transparent { background: transparent; }
.site-header.is-scrolled,
.site-header.is-solid {
  background: rgba(14, 18, 22, 0.92);
  backdrop-filter: blur(14px);
  box-shadow: var(--s1);
}

.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: var(--copper);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

.brand-text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}

.brand-text span {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-top: 0.28rem;
  text-transform: uppercase;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-desktop > li { position: relative; }

.nav-desktop > li > a {
  display: block;
  padding: 0.65rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
}

.nav-desktop > li > a:hover,
.nav-desktop > li > a.is-active { color: var(--white); }

.nav-desktop > li > a.is-active::after,
.nav-desktop > li > a:hover::after {
  content: '';
  display: block;
  height: 2px;
  margin-top: 0.35rem;
  background: var(--copper);
}

.has-mega:hover .mega,
.has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: translateY(0); }

.mega {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 50%;
  transform: translate(-50%, 8px);
  width: min(860px, 80vw);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.35rem 1rem;
  padding: 1.4rem 1.5rem;
  background: var(--steel);
  border: 1px solid var(--line);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  z-index: 20;
}

.mega a {
  display: block;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid transparent;
}

.mega a:hover { border-bottom-color: var(--copper); }

.mega a small {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}

.header-cta { display: flex; align-items: center; gap: 0.75rem; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--white);
  border-radius: var(--r-md);
  cursor: pointer;
}

.nav-mobile {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(14, 18, 22, 0.98);
  padding: 1.5rem 1.5rem 6rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s var(--ease);
  z-index: 999;
}

.nav-mobile.is-open { transform: translateX(0); }

.nav-mobile > a {
  display: block;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 1.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.nav-mobile .sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.35rem 1rem;
  padding: 0.75rem 0 1rem;
}

.nav-mobile .sub a {
  font-size: 0.88rem;
  color: var(--muted);
  padding: 0.35rem 0;
}

.mobile-cta-bar {
  display: none;
  position: fixed;
  inset: auto 0 0 0;
  z-index: 1001;
  background: rgba(14, 18, 22, 0.96);
  border-top: 1px solid var(--line);
  padding: 0.65rem 1rem;
  gap: 0.65rem;
}

.mobile-cta-bar .btn { flex: 1; }

/* ---------- Hero / Vision ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

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

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.04);
  animation: heroDrift 18s var(--ease) infinite alternate;
}

@keyframes heroDrift {
  from { transform: scale(1.04) translate3d(0, 0, 0); }
  to { transform: scale(1.08) translate3d(-1.5%, -1%, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-media img { animation: none; }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(14, 18, 22, 0.35) 0%, rgba(14, 18, 22, 0.55) 40%, rgba(14, 18, 22, 0.92) 100%),
    linear-gradient(90deg, rgba(14, 18, 22, 0.75) 0%, rgba(14, 18, 22, 0.2) 70%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 2.5rem, var(--container));
  margin: 0 auto;
  padding: 0 0 clamp(3.5rem, 8vw, 6rem);
  max-width: 720px;
  margin-left: max(1.25rem, calc((100% - var(--container)) / 2));
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 0.85rem;
}

.hero-title { margin-bottom: 0.85rem; }

.hero-text {
  color: rgba(232, 237, 242, 0.85);
  font-size: 1.08rem;
  max-width: 34rem;
}

.page-hero {
  position: relative;
  min-height: 52vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-top: var(--header-h);
}

.page-hero .hero-content { padding-bottom: clamp(2.5rem, 5vw, 4rem); }

/* ---------- Capabilities ---------- */
.cap-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) 1.4fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.cap-sticky { position: sticky; top: calc(var(--header-h) + 1.5rem); }

.cap-list { display: flex; flex-direction: column; }

.cap-item {
  display: grid;
  grid-template-columns: auto 1fr minmax(100px, 140px);
  gap: 1.25rem;
  align-items: center;
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
  transition: padding 0.25s var(--ease);
}

.cap-item:last-child { border-bottom: 1px solid var(--line); }
.cap-item:hover { padding-left: 0.5rem; }
.cap-item .num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--copper);
}
.cap-item h3 { margin: 0 0 0.35rem; font-size: 1.35rem; }
.cap-item p { margin: 0; font-size: 0.95rem; }
.cap-item .thumb {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--steel-soft);
}
.cap-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.cap-item:hover .thumb img { transform: scale(1.03); }

/* ---------- Industries ---------- */
.industries-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.industry-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.industry-tile {
  position: relative;
  min-height: 280px;
  overflow: hidden;
  background: var(--steel);
}

.industry-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.industry-tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(14, 18, 22, 0.9) 100%);
}

.industry-tile:hover img { transform: scale(1.04); }

.industry-tile .label {
  position: absolute;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 2;
}

.industry-tile h3 { margin: 0 0 0.3rem; font-size: 1.4rem; }
.industry-tile p { margin: 0; font-size: 0.88rem; color: rgba(232, 237, 242, 0.75); }

/* ---------- Solutions ---------- */
.solutions-stack { display: flex; flex-direction: column; gap: 0; }

.solution-row {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  min-height: 420px;
  border-top: 1px solid var(--line);
}

.solution-row:nth-child(even) { direction: rtl; }
.solution-row:nth-child(even) > * { direction: ltr; }

.solution-media,
.solution-body { min-height: 420px; }

.solution-media { overflow: hidden; background: var(--steel-soft); }
.solution-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.solution-row:hover .solution-media img { transform: scale(1.03); }

.solution-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 4vw, 3.5rem);
  background: var(--steel);
}

.solution-body .tag {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 0.85rem;
  font-weight: 600;
}

/* ---------- Trust ---------- */
.trust-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.trust-points {
  display: grid;
  gap: 1.25rem;
}

.trust-point {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}

.trust-point .idx {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--copper);
  font-weight: 600;
}

.trust-point h3 { margin: 0 0 0.3rem; font-size: 1.25rem; }
.trust-point p { margin: 0; font-size: 0.95rem; }

.trust-panel {
  background: var(--steel);
  border: 1px solid var(--line);
  padding: clamp(1.75rem, 3vw, 2.5rem);
}

.trust-panel ul { display: grid; gap: 0.85rem; }
.trust-panel li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  color: var(--mist);
  font-size: 0.98rem;
}
.trust-panel li i { color: var(--copper); margin-top: 0.2rem; }

/* ---------- Process ---------- */
.process-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-top: 2.5rem;
}

.process-track::before {
  content: '';
  position: absolute;
  top: 1.15rem;
  left: 4%;
  right: 4%;
  height: 1px;
  background: var(--line);
}

.process-step { position: relative; }
.process-step .num {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: var(--ink);
  border: 1px solid var(--copper);
  color: var(--copper);
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 1.25rem;
  position: relative;
  z-index: 1;
}
.process-step h3 { font-size: 1.25rem; margin-bottom: 0.45rem; }
.process-step p { font-size: 0.95rem; }

/* ---------- Projects ---------- */
.projects-editorial {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.project-card {
  position: relative;
  min-height: 320px;
  overflow: hidden;
  background: var(--steel);
}

.project-card.featured { min-height: 560px; grid-row: span 2; }

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.project-card:hover img { transform: scale(1.03); }

.project-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(14, 18, 22, 0.92) 100%);
}

.project-meta {
  position: absolute;
  left: 1.5rem;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 2;
}

.project-meta .sector {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
  margin-bottom: 0.4rem;
  display: block;
}

.project-meta h3 { margin: 0 0 0.35rem; }
.project-meta p { margin: 0; font-size: 0.92rem; color: rgba(232, 237, 242, 0.8); }

.section-head-row {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1.5rem;
  margin-bottom: 2.25rem;
  flex-wrap: wrap;
}

/* ---------- Impact ---------- */
.impact-band {
  background:
    linear-gradient(120deg, rgba(14, 18, 22, 0.88), rgba(28, 36, 48, 0.78)),
    var(--steel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.impact-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.impact-quote {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 1rem;
}

/* ---------- CTA ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--steel);
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(196, 106, 45, 0.18), transparent 55%),
    linear-gradient(180deg, rgba(14, 18, 22, 0.2), rgba(14, 18, 22, 0.65));
  pointer-events: none;
}

.cta-layout {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

.cta-layout-single {
  grid-template-columns: 1fr;
  max-width: 40rem;
}

/* ---------- Services page ---------- */
.service-index {
  display: flex;
  flex-direction: column;
}

.service-index a {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.25rem;
  align-items: center;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line-light);
  color: var(--ink);
}

.service-index a:first-child { border-top: 1px solid var(--line-light); }
.service-index a:hover { color: var(--copper-deep); }
.service-index .num {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--copper);
  font-weight: 600;
}
.service-index h3 {
  margin: 0 0 0.25rem;
  color: inherit;
  font-size: 1.35rem;
}
.service-index p { margin: 0; color: #5A6570; font-size: 0.95rem; }
.service-index i { color: var(--copper); }

/* ---------- Split / content ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.split-media {
  overflow: hidden;
  min-height: 360px;
  background: var(--steel-soft);
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 360px;
}

.content-block { max-width: 38rem; }

.values-list {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.value-item {
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--line-light);
}

.value-item h3 { margin-bottom: 0.35rem; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 4vw, 3rem);
}

.contact-info {
  display: grid;
  gap: 1.5rem;
}

.contact-card {
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.contact-card h3 { margin-bottom: 0.4rem; font-size: 1.2rem; }
.contact-card a:hover { color: var(--copper); }
.contact-card p { margin: 0; }

.map-embed {
  min-height: 280px;
  background: var(--steel-soft);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  padding: 2rem;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0A0D10;
  border-top: 1px solid var(--line);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand .brand-text { margin-bottom: 1rem; }
.footer-brand p { max-width: 22rem; font-size: 0.95rem; }

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  color: var(--white);
}

.footer-col a {
  display: block;
  padding: 0.35rem 0;
  color: var(--muted);
  font-size: 0.95rem;
}
.footer-col a:hover { color: var(--copper); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

/* ---------- Misc ---------- */
.specs-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.specs-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line-light);
  color: #2A3441;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.breadcrumb a:hover { color: var(--copper); }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 2rem;
}

.related-item {
  background: var(--steel);
  padding: 1.5rem;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  transition: background 0.25s var(--ease);
}

.related-item:hover { background: var(--steel-soft); }
.related-item h3 { margin: 0 0 0.35rem; font-size: 1.2rem; }
.related-item p { margin: 0; font-size: 0.9rem; }

.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.text-copper { color: var(--copper); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ---------- Floating dock: Search + WhatsApp ---------- */
.float-dock {
  position: fixed;
  right: 1.35rem;
  bottom: 1.5rem;
  z-index: 1100;
  display: flex;
  flex-direction: column-reverse;
  align-items: flex-end;
  gap: 0.75rem;
  pointer-events: none;
}

.float-dock > * { pointer-events: auto; }

.float-btn {
  position: relative;
  width: 58px;
  height: 58px;
  border: none;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--white);
  font-size: 1.45rem;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.06);
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease), background 0.25s var(--ease);
  text-decoration: none;
}

.float-btn:hover,
.float-btn:focus-visible {
  transform: translateY(-3px) scale(1.04);
  color: var(--white);
}

.float-btn:focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
}

.float-btn--wa {
  background: linear-gradient(145deg, #25D366 0%, #128C7E 100%);
  box-shadow:
    0 10px 28px rgba(18, 140, 126, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 24px rgba(37, 211, 102, 0.25);
}

.float-btn--wa:hover {
  box-shadow:
    0 14px 34px rgba(18, 140, 126, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.12),
    0 0 32px rgba(37, 211, 102, 0.4);
}

.float-btn--call {
  background: linear-gradient(145deg, var(--copper) 0%, var(--copper-deep) 100%);
  box-shadow:
    0 10px 28px rgba(196, 106, 45, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 22px rgba(196, 106, 45, 0.28);
}

.float-btn--call:hover {
  background: linear-gradient(145deg, #d47838 0%, var(--copper) 100%);
  box-shadow:
    0 14px 34px rgba(196, 106, 45, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.12),
    0 0 30px rgba(196, 106, 45, 0.45);
}

.float-btn__pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.55);
  animation: floatPulse 2.4s var(--ease) infinite;
  pointer-events: none;
}

@keyframes floatPulse {
  0% { transform: scale(1); opacity: 0.7; }
  70% { transform: scale(1.45); opacity: 0; }
  100% { transform: scale(1.45); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .float-btn__pulse { animation: none; display: none; }
}

.float-btn__tip {
  position: absolute;
  right: calc(100% + 0.75rem);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  white-space: nowrap;
  padding: 0.4rem 0.75rem;
  background: var(--ink);
  border: 1px solid var(--line);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s var(--ease), transform 0.22s var(--ease), visibility 0.22s;
  pointer-events: none;
}

.float-btn:hover .float-btn__tip,
.float-btn:focus-visible .float-btn__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}