:root {
  --koba-charcoal: #173247;
  --koba-navy: #0d4f79;
  --koba-navy-deep: #082b46;
  --koba-yellow: #f2b705;
  --koba-steel: #617887;
  --koba-concrete: #f3f7f9;
  --koba-white: #ffffff;
  --koba-border: #d9e4ea;
  --koba-max: 1440px;
  --koba-font: Manrope, "Segoe UI", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--koba-white);
  color: var(--koba-charcoal);
  font-family: var(--koba-font);
  text-rendering: optimizeLegibility;
}

body.menu-open,
body.dialog-open {
  overflow: hidden;
}

button,
a,
input,
select,
textarea {
  border-radius: 0.45rem !important;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

::selection {
  background: var(--koba-yellow);
  color: var(--koba-charcoal);
}

:focus-visible {
  outline: 2px solid var(--koba-yellow);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 1rem;
  z-index: 200;
  padding: 0.8rem 1rem;
  background: var(--koba-yellow);
  color: var(--koba-charcoal);
  font-weight: 800;
  transform: translateY(-120%);
}

.skip-link:focus {
  transform: translateY(0);
}

.koba-container {
  width: min(100%, var(--koba-max));
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.icon {
  width: 1.1rem;
  height: 1.1rem;
  flex: 0 0 auto;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 1px solid transparent;
  padding: 0.85rem 1.65rem;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.035em;
  line-height: 1;
  text-transform: uppercase;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--yellow {
  background: var(--koba-yellow);
  color: var(--koba-charcoal);
}

.button--yellow:hover {
  background: var(--koba-white);
  color: var(--koba-charcoal);
}

.button--outline {
  border-color: rgba(255, 255, 255, 0.65);
  background: transparent;
  color: var(--koba-white);
}

.button--outline:hover {
  border-color: var(--koba-yellow);
  color: var(--koba-yellow);
}

.button--full {
  width: 100%;
}

.eyebrow {
  margin: 0 0 1.25rem;
  color: var(--koba-yellow);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.24em;
  line-height: 1.5;
  text-transform: uppercase;
}

.section {
  padding-block: 6rem;
  scroll-margin-top: 7rem;
}

.section--navy {
  background: linear-gradient(145deg, var(--koba-navy-deep) 0%, var(--koba-navy) 100%);
  color: var(--koba-white);
}

.section--concrete {
  background: var(--koba-concrete);
}

.section-heading__eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  color: var(--koba-yellow);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.section-heading__eyebrow span {
  width: 2.5rem;
  height: 1px;
  background: var(--koba-yellow);
}

.section-heading h2 {
  max-width: 58rem;
  margin: 0;
  color: var(--koba-charcoal);
  font-size: clamp(2.35rem, 5vw, 5rem);
  font-weight: 600;
  letter-spacing: -0.05em;
  line-height: 1;
}

.section-heading--light h2 {
  color: var(--koba-white);
}

.split-heading {
  display: grid;
  gap: 2rem;
  align-items: end;
}

.split-heading > p {
  max-width: 35rem;
  margin: 0;
  color: var(--koba-steel);
  font-size: 1rem;
  line-height: 2;
}

.split-heading--light > p {
  color: rgba(255, 255, 255, 0.65);
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--koba-white);
  transition: background-color 250ms ease, box-shadow 250ms ease, backdrop-filter 250ms ease;
}

.site-header.is-scrolled,
.site-header.has-open-menu {
  background: rgba(8, 43, 70, 0.94);
  box-shadow: 0 1rem 2rem rgba(8, 43, 70, 0.18);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  flex: 0 0 auto;
}

.brand img {
  width: auto;
  height: 4rem;
  object-fit: contain;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 1.65rem;
}

.desktop-nav a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.desktop-nav a:hover {
  color: var(--koba-yellow);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.access-trigger,
.menu-trigger {
  min-height: 2.75rem;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.82);
}

.access-trigger {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.access-trigger:hover {
  color: var(--koba-yellow);
}

.quote-button {
  display: none;
}

.menu-trigger {
  display: grid;
  width: 2.75rem;
  place-items: center;
  padding: 0;
}

.menu-trigger .close-icon {
  display: none;
}

.menu-trigger[aria-expanded="true"] .menu-icon {
  display: none;
}

.menu-trigger[aria-expanded="true"] .close-icon {
  display: inline-flex;
}

.mobile-menu {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: var(--koba-charcoal);
  padding-block: 1.1rem 1.5rem;
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu a:not(.button) {
  display: block;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-block: 0.85rem;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mobile-menu__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* Hero */
.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  min-height: 100svh;
  align-items: flex-end;
  overflow: hidden;
  padding-block: 8rem 4rem;
  color: var(--koba-white);
}

.hero__image,
.hero__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero__image {
  z-index: -2;
  object-fit: cover;
  object-position: 50% 42%;
  transform: scale(1.03);
}

.hero__overlay {
  z-index: -1;
  background:
    linear-gradient(0deg, rgba(8, 43, 70, 0.62) 0%, transparent 32%),
    linear-gradient(90deg, rgba(6, 38, 62, 0.96) 0%, rgba(9, 72, 110, 0.76) 50%, rgba(17, 105, 153, 0.28) 100%);
}

.hero__content {
  width: 100%;
}

.hero__copy {
  max-width: 65rem;
  border-left: 2px solid var(--koba-yellow);
  padding-left: 1.25rem;
}

.hero h1 {
  max-width: 64rem;
  margin: 0;
  color: var(--koba-white);
  font-size: clamp(2.7rem, 7vw, 6.8rem);
  font-weight: 600;
  letter-spacing: -0.06em;
  line-height: 0.96;
}

.hero__lead {
  max-width: 43rem;
  margin: 1.75rem 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1rem;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
}

.hero__down {
  position: absolute;
  bottom: 1.75rem;
  left: 50%;
  display: none;
  color: rgba(255, 255, 255, 0.62);
  transform: translateX(-50%);
  animation: bounce 1.8s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 0.55rem); }
}

/* About */
.about-grid {
  display: grid;
  gap: 3.5rem;
  align-items: center;
}

.rich-copy {
  max-width: 43rem;
  margin-top: 2.25rem;
  color: var(--koba-steel);
  font-size: 1rem;
  line-height: 2;
}

.rich-copy p + p {
  margin-top: 1.25rem;
}

.about-checks {
  display: grid;
  gap: 1rem;
  margin-top: 2.25rem;
}

.about-checks > div {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--koba-navy);
  font-size: 0.9rem;
  font-weight: 750;
}

.about-checks .icon {
  margin-top: 0.1rem;
  color: var(--koba-yellow);
}

.about-media {
  position: relative;
  min-height: 28rem;
}

.about-media__primary,
.about-media__secondary {
  position: absolute;
  object-fit: cover;
}

.about-media__primary {
  top: 0;
  left: 0;
  width: 88%;
  height: 72%;
}

.about-media__secondary {
  right: 0;
  bottom: 0;
  width: 58%;
  height: 46%;
  border: 0.65rem solid var(--koba-white);
  box-shadow: 0 1.3rem 2.6rem rgba(0, 0, 0, 0.2);
}

.about-badge {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  display: grid;
  gap: 0.1rem;
  padding: 1.1rem 1.4rem;
  background: var(--koba-navy);
  color: var(--koba-white);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.18);
}

.about-badge strong {
  color: var(--koba-yellow);
  font-size: 2.1rem;
  line-height: 1;
}

.about-badge span {
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 3.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.stat-card {
  min-height: 12rem;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.35rem;
}

.stat-card__value {
  margin: 0;
  color: var(--koba-yellow);
  font-size: clamp(2rem, 4vw, 4.5rem);
  font-weight: 950;
  letter-spacing: -0.05em;
  line-height: 1;
}

.stat-card > p:last-child {
  max-width: 22rem;
  margin: 1.3rem 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.65;
  text-transform: uppercase;
}

/* Mission */
.mission-vision {
  background: var(--koba-charcoal);
  color: var(--koba-white);
}

.mission-grid {
  padding-inline: 0;
}

.mission-card {
  position: relative;
  overflow: hidden;
  padding: 5rem 1.25rem;
}

.mission-card--vision {
  background: #132a41;
}

.mission-card__ghost {
  position: absolute;
  top: -1.1rem;
  right: -0.4rem;
  color: rgba(255, 255, 255, 0.035);
  font-size: clamp(7rem, 16vw, 12rem);
  font-weight: 950;
  letter-spacing: -0.08em;
}

.mission-card h2 {
  position: relative;
  margin: 0 0 1.75rem;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 950;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.mission-card > p:not(.eyebrow) {
  position: relative;
  max-width: 37rem;
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.68);
  line-height: 2;
}

/* Services */
.services-grid {
  display: grid;
  margin-top: 3.5rem;
  border-top: 1px solid var(--koba-border);
  border-left: 1px solid var(--koba-border);
}

.service-card {
  min-height: 16rem;
  border-right: 1px solid var(--koba-border);
  border-bottom: 1px solid var(--koba-border);
  background: var(--koba-white);
  padding: 1.75rem;
  transition: background-color 220ms ease, color 220ms ease, transform 220ms ease, box-shadow 220ms ease;
}

.service-card:hover {
  z-index: 1;
  background: var(--koba-navy);
  color: var(--koba-white);
  box-shadow: 0 1rem 2rem rgba(11, 31, 51, 0.2);
  transform: translateY(-0.25rem);
}

.service-card__number {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  margin-bottom: 2.25rem;
  border: 1px solid var(--koba-border);
  color: var(--koba-navy);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.12em;
}

.service-card:hover .service-card__number {
  border-color: var(--koba-yellow);
  color: var(--koba-yellow);
}

.service-card h3,
.equipment-card h3 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 950;
  letter-spacing: -0.025em;
  line-height: 1.2;
  text-transform: uppercase;
}

.service-card p {
  margin: 1rem 0 0;
  color: var(--koba-steel);
  font-size: 0.9rem;
  line-height: 1.7;
}

.service-card:hover p {
  color: rgba(255, 255, 255, 0.68);
}

/* Projects */
.projects-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.project-card {
  position: relative;
  min-height: 29rem;
  overflow: hidden;
  background: var(--koba-charcoal);
}

.project-card > img,
.project-card__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.project-card > img {
  object-fit: cover;
  transition: transform 500ms ease, opacity 500ms ease;
}

.project-card__overlay {
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.94), rgba(0, 0, 0, 0.04) 72%);
}

.project-card:hover > img {
  opacity: 0.78;
  transform: scale(1.05);
}

.project-card__content {
  position: absolute;
  inset: auto 0 0;
  padding: 1.5rem;
  color: var(--koba-white);
}

.project-card__location {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.75rem;
  color: var(--koba-yellow);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.project-card h3 {
  max-width: 42rem;
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  font-weight: 950;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-transform: uppercase;
}

.project-card__route {
  max-width: 42rem;
  margin: 0.6rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  line-height: 1.65;
  text-transform: uppercase;
}

.project-card__work {
  display: grid;
  gap: 0.35rem;
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 280ms ease, opacity 280ms ease, margin 280ms ease;
}

.project-card:hover .project-card__work,
.project-card:focus-within .project-card__work {
  max-height: 7rem;
  margin-top: 1.15rem;
  opacity: 1;
}

.project-card__work strong {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.project-card__work span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.86rem;
}

.project-card__content > a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.project-card__content > a:hover {
  color: var(--koba-yellow);
}

.gallery-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1.25rem;
  margin: 7rem 0 2.5rem;
}

.gallery-heading .eyebrow {
  margin-bottom: 0.75rem;
}

.gallery-heading h3 {
  margin: 0;
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 950;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}

.gallery-heading > p {
  max-width: 27rem;
  margin: 0;
  color: var(--koba-steel);
  font-size: 0.9rem;
  line-height: 1.8;
}

.gallery-grid {
  display: grid;
  grid-auto-rows: 12rem;
  gap: 0.75rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border: 0;
  padding: 0;
  background: var(--koba-charcoal);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease, opacity 500ms ease;
}

.gallery-item > span {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  background: rgba(0, 0, 0, 0.6);
  color: var(--koba-white);
  opacity: 0;
  transition: opacity 180ms ease;
}

.gallery-item:hover img {
  opacity: 0.75;
  transform: scale(1.05);
}

.gallery-item:hover > span,
.gallery-item:focus-visible > span {
  opacity: 1;
}

/* Equipment */
.equipment-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.equipment-card {
  display: flex;
  min-height: 27rem;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--koba-white);
  color: var(--koba-charcoal);
  padding: 1.25rem;
  box-shadow: 0 0.75rem 2rem rgba(3, 15, 25, 0.12);
  transition: transform 250ms ease, box-shadow 250ms ease;
}

.equipment-card:hover {
  box-shadow: 0 1.25rem 2.5rem rgba(3, 15, 25, 0.2);
  transform: translateY(-0.5rem);
}

.equipment-card__image {
  position: relative;
  display: grid;
  width: 100%;
  height: clamp(12.5rem, 18vw, 15rem);
  place-items: center;
  overflow: hidden;
  background: linear-gradient(145deg, #f8fafc 0%, #edf2f5 100%);
  padding: 1rem;
}

.equipment-card__image::after {
  position: absolute;
  right: 1.5rem;
  bottom: 1rem;
  left: 1.5rem;
  height: 1px;
  background: rgba(11, 31, 51, 0.08);
  content: "";
}

.equipment-card__image img {
  position: absolute;
  inset: 1.35rem 1.5rem;
  z-index: 1;
  width: calc(100% - 3rem);
  height: calc(100% - 2.7rem);
  max-width: none;
  max-height: none;
  padding: 0;
  object-fit: contain;
  object-position: center center;
  transition: transform 400ms ease;
}

.equipment-card--wide .equipment-card__image img {
  inset-inline: max(1.5rem, 12%);
  width: auto;
  height: calc(100% - 2.7rem);
}

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

.equipment-card__number {
  margin: 1.5rem 0 0.75rem;
  color: var(--koba-yellow);
  font-size: 0.65rem;
  font-weight: 950;
  letter-spacing: 0.18em;
}

.equipment-card ul {
  display: grid;
  gap: 0.65rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.equipment-card li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--koba-steel);
  font-size: 0.85rem;
  line-height: 1.5;
}

.equipment-card li .icon {
  margin-top: 0.1rem;
  color: var(--koba-yellow);
}

/* Clients */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 3.5rem;
  border-top: 1px solid var(--koba-border);
  border-left: 1px solid var(--koba-border);
}

.client-card {
  display: grid;
  min-height: 10rem;
  place-items: center;
  border-right: 1px solid var(--koba-border);
  border-bottom: 1px solid var(--koba-border);
  background: var(--koba-white);
  padding: 1.5rem;
}

.client-card img {
  max-width: 100%;
  max-height: 6rem;
  object-fit: contain;
  filter: grayscale(1);
  transition: filter 250ms ease;
}

.client-card:hover img {
  filter: grayscale(0);
}

/* CTA */
.cta-section {
  position: relative;
  isolation: isolate;
  display: flex;
  min-height: 42.5rem;
  align-items: center;
  overflow: hidden;
  padding-block: 6rem;
  color: var(--koba-white);
}

.cta-section > img,
.cta-section__overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.cta-section > img {
  z-index: -2;
  object-fit: cover;
}

.cta-section__overlay {
  z-index: -1;
  background: linear-gradient(90deg, rgba(5, 10, 14, 0.95), rgba(5, 10, 14, 0.74) 55%, rgba(5, 10, 14, 0.35));
}

.cta-section__content h2 {
  margin: 0;
  font-size: clamp(3.2rem, 7vw, 7.5rem);
  font-weight: 950;
  letter-spacing: -0.055em;
  line-height: 0.82;
  text-transform: uppercase;
}

.cta-section__content > p:not(.eyebrow) {
  max-width: 46rem;
  margin: 2.25rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 2;
}

.cta-section__content .button {
  margin-top: 2.25rem;
}

/* Contact */
.contact-grid {
  display: grid;
  gap: 3.5rem;
}

.contact-section h2 {
  max-width: 45rem;
  margin: 0;
  font-size: clamp(3rem, 6vw, 6.5rem);
  font-weight: 950;
  letter-spacing: -0.055em;
  line-height: 0.86;
  text-transform: uppercase;
}

.contact-intro {
  max-width: 32rem;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.65);
  line-height: 2;
}

.contact-links {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 2rem;
}

.contact-links a,
.contact-links p {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.88rem;
}

.contact-links a:hover {
  color: var(--koba-yellow);
}

.contact-links span {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-form {
  display: grid;
  gap: 1.25rem;
  background: var(--koba-navy-deep);
  padding: 1.5rem;
}

.form-field label {
  display: block;
  margin-bottom: 0.5rem;
  color: inherit;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 3.25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  color: var(--koba-white);
  padding: 0.75rem 1rem;
  font: inherit;
}

.form-field select option {
  color: var(--koba-charcoal);
}

.form-field textarea {
  min-height: 9rem;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--koba-yellow);
  outline: 3px solid rgba(242, 183, 5, 0.14);
}

.form-field small {
  display: block;
  min-height: 0.9rem;
  margin-top: 0.35rem;
  color: var(--koba-yellow);
  font-size: 0.72rem;
}

.form-field.has-error input,
.form-field.has-error textarea {
  border-color: var(--koba-yellow);
}

.honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
}

.form-status {
  min-height: 1.3rem;
  margin: 1rem 0 0;
  color: var(--koba-yellow);
  font-size: 0.82rem;
  line-height: 1.6;
}

/* Footer */
.site-footer {
  background: var(--koba-charcoal);
  color: var(--koba-white);
  padding-block: 4rem;
}

.footer-main {
  display: grid;
  gap: 3rem;
  align-items: end;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 3rem;
}

.footer-main img {
  width: auto;
  height: 6rem;
}

.footer-main p {
  max-width: 29rem;
  margin: 1.25rem 0 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.82rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  line-height: 1.8;
  text-transform: uppercase;
}

.footer-main > div > span {
  display: block;
  margin-top: 0.5rem;
  color: var(--koba-yellow);
  font-size: 0.67rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.footer-main nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem 2rem;
}

.footer-main nav a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-main nav a:hover,
.footer-bottom a:hover {
  color: var(--koba-yellow);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: 2rem;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.72rem;
}

.footer-bottom p {
  margin: 0;
}

.whatsapp {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 80;
  display: grid;
  width: 3.5rem;
  height: 3.5rem;
  place-items: center;
  border-radius: 50% !important;
  background: #25d366;
  color: var(--koba-white);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.26);
  transition: transform 180ms ease;
}

.whatsapp:hover {
  color: var(--koba-white);
  transform: scale(1.06);
}

.whatsapp .icon {
  width: 1.65rem;
  height: 1.65rem;
}

/* Dialogs */
.koba-dialog {
  width: min(calc(100% - 2rem), 31rem);
  max-height: calc(100dvh - 2rem);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: var(--koba-navy);
  color: var(--koba-white);
  padding: 2rem;
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.45);
}

.koba-dialog::backdrop {
  background: rgba(0, 0, 0, 0.74);
  backdrop-filter: blur(4px);
}

.koba-dialog[open] {
  animation: dialog-in 180ms ease-out;
}

@keyframes dialog-in {
  from { opacity: 0; transform: translateY(0.75rem); }
  to { opacity: 1; transform: translateY(0); }
}

.dialog-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.75);
}

.dialog-close:hover {
  color: var(--koba-yellow);
}

.access-dialog h2 {
  margin: 0;
  font-size: 2.25rem;
  font-weight: 950;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.access-dialog > p:not(.eyebrow) {
  margin: 0.75rem 0 1.5rem;
  color: rgba(255, 255, 255, 0.65);
}

.access-dialog form {
  display: grid;
  gap: 1rem;
}

.gallery-dialog {
  width: min(calc(100% - 2rem), 69rem);
  background: #070b0f;
  padding: 1rem;
}

.gallery-dialog figure {
  margin: 0;
}

.gallery-dialog figure img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
}

.gallery-dialog figcaption {
  margin-top: 0.75rem;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.85rem;
}

.gallery-control {
  position: absolute;
  top: 50%;
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border: 0;
  background: rgba(0, 0, 0, 0.72);
  color: var(--koba-white);
  transform: translateY(-50%);
}

.gallery-control:hover {
  background: var(--koba-yellow);
  color: var(--koba-charcoal);
}

.gallery-control--previous { left: 1.5rem; }
.gallery-control--next { right: 1.5rem; }

@media (min-width: 576px) {
  .koba-container { padding-inline: 2rem; }
  .hero { align-items: center; padding-bottom: 0; }
  .hero__copy { padding-left: 2rem; }
  .hero__lead { font-size: 1.1rem; }
  .hero__down { display: block; }
  .quote-button { display: inline-flex; }
  .about-checks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .equipment-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .clients-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .contact-form { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 2.25rem; }
  .form-field--full { grid-column: 1 / -1; }
  .footer-main nav { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
}

@media (min-width: 768px) {
  .access-trigger { display: flex; }
  .stats-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .stat-card--wide { grid-column: span 2; }
  .gallery-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 15rem; }
  .gallery-item--1,
  .gallery-item--6 { grid-column: span 2; }
  .gallery-item--2 { grid-row: span 2; }
}

@media (min-width: 992px) {
  .koba-container { padding-inline: 2.5rem; }
  .section { padding-block: 8.5rem; }
  .site-header__inner { min-height: 6rem; }
  .brand img { height: 4.6rem; }
  .split-heading { grid-template-columns: 1fr 0.65fr; }
  .about-grid { grid-template-columns: 1.05fr 0.95fr; }
  .about-media { min-height: 40.5rem; }
  .about-badge { bottom: 3rem; left: -1.5rem; }
  .mission-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mission-card { min-height: 38rem; padding: 7rem 3.5rem; }
  .mission-card:first-child { border-right: 1px solid rgba(255, 255, 255, 0.1); }
  .services-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .contact-grid { grid-template-columns: 0.75fr 1.25fr; }
  .footer-main { grid-template-columns: 1fr auto; }
}

@media (min-width: 1200px) {
  .desktop-nav { display: flex; }
  .menu-trigger { display: none; }
  .mobile-menu { display: none !important; }
  .services-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .projects-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .project-card--featured { grid-column: span 2; }
  .equipment-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .equipment-card { grid-column: span 2; }
  .equipment-card--wide { grid-column: span 3; }
  .clients-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

@media (max-width: 767.98px) {
  .project-card__work {
    max-height: 7rem;
    margin-top: 1rem;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Identidad pública renovada: azul KOBA, tipografía Manrope y superficies suaves. */
.desktop-nav a,
.access-trigger,
.mobile-menu a:not(.button) { font-weight: 600; letter-spacing: .08em; }
.mobile-menu { background: rgba(8, 43, 70, .98); }
.button--yellow { box-shadow: 0 .5rem 1.2rem rgba(242, 183, 5, .16); }
.button--yellow:hover { background: #ffe184; color: var(--koba-charcoal); }
.button--outline { border-color: rgba(255,255,255,.42); background: rgba(255,255,255,.05); backdrop-filter: blur(8px); }
.eyebrow,
.section-heading__eyebrow { font-weight: 650; letter-spacing: .17em; }
.split-heading > p,
.rich-copy { line-height: 1.8; }
.about-section { background: linear-gradient(180deg, #fff 0%, #f8fbfc 100%); }
.about-checks > div { color: #274b61; font-weight: 600; }
.about-media__primary { border-radius: .75rem; box-shadow: 0 1.5rem 3.5rem rgba(8,43,70,.12); }
.about-media__secondary { border-radius: .65rem; box-shadow: 0 1.3rem 2.6rem rgba(8,43,70,.18); }
.about-badge { border-radius: .6rem; background: linear-gradient(145deg, var(--koba-navy-deep), var(--koba-navy)); box-shadow: 0 1rem 2rem rgba(8,43,70,.2); }
.about-badge strong { font-weight: 600; }
.stats-grid { gap: .7rem; border: 0; }
.stat-card { min-height: 11rem; border: 1px solid rgba(255,255,255,.13); border-radius: .65rem; background: rgba(255,255,255,.055); backdrop-filter: blur(5px); }
.stat-card__value { font-weight: 600; letter-spacing: -.045em; }
.stat-card > p:last-child { font-weight: 500; letter-spacing: .07em; }
.mission-vision { background: linear-gradient(135deg, #07273f 0%, #0d4f79 100%); }
.mission-card--vision { background: rgba(255,255,255,.055); }
.mission-card h2 { font-weight: 600; line-height: 1; text-transform: none; }
.mission-card__ghost { font-weight: 600; opacity: .6; }
.services-grid { gap: 1rem; border: 0; }
.service-card { border: 1px solid var(--koba-border); border-radius: .7rem; box-shadow: 0 .45rem 1.5rem rgba(8,43,70,.045); }
.service-card:hover { background: linear-gradient(145deg, var(--koba-navy-deep), var(--koba-navy)); box-shadow: 0 1.1rem 2.2rem rgba(8,43,70,.16); }
.service-card__number { border-radius: .45rem; background: #edf5f9; color: var(--koba-navy); font-weight: 650; }
.service-card h3,
.equipment-card h3 { color: #1d4259; font-weight: 650; line-height: 1.3; text-transform: none; }
.service-card:hover h3 { color: #fff; }
.project-card { border-radius: .75rem; background: var(--koba-navy-deep); box-shadow: 0 .7rem 2rem rgba(8,43,70,.1); }
.project-card__overlay { background: linear-gradient(0deg, rgba(6,38,62,.96), rgba(9,72,110,.16) 76%); }
.project-card__location,
.project-card__content > a { font-weight: 600; letter-spacing: .08em; }
.project-card h3 { font-weight: 600; line-height: 1.1; text-transform: none; }
.project-card__route { font-weight: 500; letter-spacing: .03em; text-transform: none; }
.gallery-heading h3 { color: #1d4259; font-weight: 600; line-height: 1; text-transform: none; }
.gallery-item { border-radius: .6rem !important; background: var(--koba-navy-deep); }
.gallery-item > span { border-radius: .45rem; background: rgba(8,43,70,.76); }
.equipment-card { border-color: rgba(255,255,255,.18); border-radius: .75rem; box-shadow: 0 .75rem 2rem rgba(8,43,70,.11); }
.equipment-card__image { border-radius: .55rem; background: linear-gradient(145deg, #fbfdfe 0%, #edf4f7 100%); }
.equipment-card__number { font-weight: 650; }
.clients-grid { gap: .7rem; border: 0; }
.client-card { border: 1px solid var(--koba-border); border-radius: .6rem; background: rgba(255,255,255,.88); box-shadow: 0 .35rem 1rem rgba(8,43,70,.035); }
.cta-section__overlay { background: linear-gradient(90deg, rgba(6,38,62,.97), rgba(9,72,110,.78) 58%, rgba(17,105,153,.28)); }
.cta-section__content h2,
.contact-section h2 { font-weight: 600; line-height: .95; text-transform: none; }
.contact-form { border: 1px solid rgba(255,255,255,.12); border-radius: .75rem; background: linear-gradient(145deg, rgba(6,38,62,.92), rgba(13,79,121,.82)); box-shadow: 0 1.3rem 3rem rgba(4,28,46,.18); }
.form-field label { font-weight: 600; letter-spacing: .06em; text-transform: none; }
.form-field input,
.form-field select,
.form-field textarea { border-color: rgba(255,255,255,.19); border-radius: .45rem !important; background: rgba(255,255,255,.075); }
.contact-links span { border-radius: .45rem; background: rgba(255,255,255,.05); }
.site-footer { background: linear-gradient(145deg, #061f34 0%, #0a3c60 100%); }
.footer-main p,
.footer-main nav a { font-weight: 500; letter-spacing: .07em; }

@media (max-width: 575.98px) {
  .hero h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .section-heading h2 { font-size: clamp(2.25rem, 11vw, 3.6rem); }
  .service-card { min-height: 14rem; }
}