:root {
  --senior-accent: #07877e;
  --senior-accent-strong: #056a63;
  --senior-ink: #101820;
  --senior-muted: #52616b;
  --senior-soft: #eef7f5;
  --senior-panel: #f5faf8;
  --senior-surface: #ffffff;
  --senior-line: rgba(7, 135, 126, .18);
  --senior-line-strong: rgba(16, 24, 32, .14);
  --senior-ring: rgba(7, 135, 126, .35);
  --senior-shadow: 0 22px 54px rgba(16, 24, 32, .11);
  --senior-shadow-soft: 0 12px 30px rgba(16, 24, 32, .075);
  --senior-radius: 8px;
  --body-color: #f8fbfa;
  --container-color: var(--senior-surface);
  --title-color: var(--senior-ink);
  --text-color: #24313a;
  --body-font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html {
  scroll-padding-top: calc(var(--header-height) + 1.5rem);
}

body {
  background:
    linear-gradient(180deg, #fbfefd 0%, #f7fbfa 44%, #ffffff 100%);
  color: var(--text-color);
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(7, 135, 126, .18);
  color: var(--senior-ink);
}

a,
button,
.button,
.nav__toggle,
.scrolltop {
  -webkit-tap-highlight-color: transparent;
}

a:focus-visible,
button:focus-visible,
.button:focus-visible,
.nav__toggle:focus-visible,
.scrolltop:focus-visible,
.case-card__link:focus-visible,
.archive-card:focus-visible,
.footer__social:focus-visible,
.footer__link:focus-visible {
  outline: 3px solid var(--senior-ring);
  outline-offset: 4px;
}

.bd-container,
.container {
  max-width: 72.5rem;
}

.section {
  padding: 5.5rem 0 3.5rem;
}

.section-subtitle {
  color: var(--senior-accent);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .12em;
  line-height: 1.2;
  margin-bottom: .75rem;
  text-transform: uppercase;
}

.section-title {
  color: var(--senior-ink);
  font-size: clamp(1.55rem, 2.7vw, 2.35rem);
  font-weight: 450;
  letter-spacing: 0;
  line-height: 1.14;
  margin-bottom: 1.35rem;
  max-width: 900px;
}

.home {
  background:
    linear-gradient(135deg, rgba(7, 135, 126, .08), transparent 40%),
    linear-gradient(180deg, #ffffff 0%, #f5faf8 100%);
  border-bottom: 1px solid var(--senior-line);
}

.home__container {
  gap: 3rem;
}

.home__title {
  color: var(--senior-accent);
  letter-spacing: 0;
  line-height: .96;
}

.home__title small {
  display: block;
  color: var(--senior-ink);
  font-size: clamp(3rem, 7vw, 5.75rem);
  font-weight: 600;
  max-width: 760px;
}

.home__subdata {
  color: var(--senior-muted);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: .8rem;
  text-transform: uppercase;
}

.home__subtitle {
  color: var(--senior-ink);
  font-size: clamp(1.35rem, 2.5vw, 2.05rem);
  font-weight: 400;
  line-height: 1.28;
  max-width: 780px;
}

.home__description,
.about__description,
.contact__description,
.works__description,
.positioning-strip__copy {
  color: var(--senior-muted);
}

.home__description {
  font-size: clamp(1rem, 1.3vw, 1.13rem);
  line-height: 1.72;
  max-width: 690px;
}

.home__img,
.about__img {
  border-radius: var(--senior-radius);
  filter: saturate(.96) contrast(1.02);
}

.button {
  background: var(--senior-accent);
  border: 1px solid var(--senior-accent);
  border-radius: 999px;
  box-shadow: 0 10px 22px rgba(7, 135, 126, .18);
  color: #fff;
  font-weight: 750;
  letter-spacing: 0;
  padding: .86rem 1.18rem;
}

.button:hover {
  background: var(--senior-accent-strong);
  border-color: var(--senior-accent-strong);
  color: #fff;
}

.button + .button {
  margin-left: .75rem;
}

.button--ghost {
  background-color: transparent;
  box-shadow: none;
  color: var(--senior-accent);
  border: 1px solid var(--senior-line-strong);
}

.button--ghost:hover {
  background: var(--senior-ink);
  border-color: var(--senior-ink);
  color: #fff;
}

.l-header {
  background: rgba(248, 251, 250, .92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(16, 24, 32, .06);
}

.scroll-header {
  background-color: rgba(248, 251, 250, .96) !important;
  box-shadow: 0 14px 34px rgba(16, 24, 32, .08);
}

.nav__item {
  font-size: 1rem;
}

.nav__link {
  color: var(--senior-muted);
  font-weight: 700;
}

.nav__link:hover,
.active-link {
  color: var(--senior-accent);
}

.nav__toggle {
  appearance: none;
  background: var(--senior-surface);
  border: 1px solid var(--senior-line);
  border-radius: 999px;
  color: var(--senior-ink);
  cursor: pointer;
  height: 2.75rem;
  padding: 0;
  position: relative;
  width: 2.75rem;
  z-index: calc(var(--z-fixed) + 3);
}

.nav__toggle i {
  font-size: 1.12rem;
  line-height: 1;
}

.nav-modal-open {
  overflow: hidden;
}

.scrolltop {
  background: var(--senior-ink);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 999px;
  box-shadow: var(--senior-shadow-soft);
}

.scrolltop:hover {
  background: var(--senior-accent);
}

.about__container,
.contact__container {
  align-items: center;
}

.about__description,
.contact__description {
  font-size: 1.02rem;
  line-height: 1.78;
}

.about__img {
  box-shadow: var(--senior-shadow-soft);
}

.positioning-strip {
  padding-top: 4rem;
}

.positioning-strip__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.positioning-strip__item {
  background: var(--senior-surface);
  border: 1px solid var(--senior-line);
  border-top: 3px solid var(--senior-accent);
  border-radius: var(--senior-radius);
  box-shadow: var(--senior-shadow-soft);
  min-height: 190px;
  padding: 1.35rem;
}

.positioning-strip__eyebrow,
.case-studies .case-card__eyebrow {
  color: var(--senior-accent);
  display: block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .1em;
  line-height: 1.35;
  margin-bottom: .7rem;
  text-transform: uppercase;
}

.positioning-strip__eyebrow {
  font-size: .68rem;
  font-weight: 500;
}

.positioning-strip__title {
  color: var(--senior-ink);
  font-size: 1.04rem;
  font-weight: 400;
  line-height: 1.24;
  margin-bottom: .6rem;
}

.positioning-strip__copy {
  font-size: .92rem;
  font-weight: 400;
  line-height: 1.62;
}

.gallery .about__data {
  margin-bottom: 1.4rem;
}

.img-container .category {
  color: var(--senior-muted);
}

.case-studies {
  padding-top: 6.5rem !important;
}

.case-studies__header {
  border-top: 1px solid var(--senior-line);
  margin-bottom: 2rem;
  padding-top: 2rem;
}

.case-studies .selected-cases {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.case-studies .case-card {
  background: var(--senior-surface);
  border: 1px solid rgba(7, 135, 126, .2);
  border-radius: var(--senior-radius);
  box-shadow: var(--senior-shadow);
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100%;
  overflow: hidden;
  position: relative;
}

.case-studies .case-card--featured {
  background: linear-gradient(180deg, #f6fbfa 0%, #ffffff 74%);
}

.case-studies .case-card--confidential {
  border-style: dashed;
}

.case-studies .case-card__media {
  aspect-ratio: 16 / 9;
  background: #dfecea;
  border-bottom: 1px solid var(--senior-line);
  display: block;
  overflow: hidden;
  width: 100%;
}

.case-studies .case-card__media-link {
  color: inherit;
  display: block;
}

.case-studies .case-card__media img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.case-studies .case-card__media--confidential {
  align-items: center;
  background:
    linear-gradient(135deg, rgba(7, 135, 126, .18), rgba(16, 24, 32, .08)),
    repeating-linear-gradient(45deg, rgba(7, 135, 126, .1) 0 10px, transparent 10px 20px);
  color: var(--senior-accent-strong);
  display: flex;
  font-size: .82rem;
  font-weight: 600;
  justify-content: center;
  letter-spacing: .08em;
  padding: 1rem;
  text-align: center;
  text-transform: uppercase;
}

.case-studies .case-card__body {
  display: grid;
  grid-template-rows: 3rem 4.4rem 10.75rem 1fr;
  padding: 1.35rem 1.35rem 0;
}

.case-studies .case-card__eyebrow {
  min-height: 2.2rem;
}

.case-studies .case-card__title {
  color: var(--senior-ink);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.18;
  margin-bottom: .7rem;
  min-height: 3.1rem;
}

.case-studies .case-card__description {
  color: var(--senior-muted);
  font-size: .98rem;
  line-height: 1.62;
  margin-bottom: 1rem;
  min-height: 7.4rem;
}

.case-studies .case-card__tags {
  align-content: start;
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  list-style: none;
  margin: 0;
  min-height: 5.7rem;
  padding: 0;
}

.case-studies .case-card__tags li,
.works__skills span {
  background: rgba(7, 135, 126, .08);
  border: 1px solid rgba(7, 135, 126, .2);
  border-radius: 999px;
  color: var(--senior-ink);
  display: inline-flex;
  font-size: .78rem;
  font-weight: 500;
  line-height: 1.25;
  padding: .32rem .62rem;
}

.case-studies .case-card__link {
  align-self: flex-start;
  color: var(--senior-accent);
  font-weight: 600;
  margin: 1rem 1.35rem 1.35rem;
}

.case-studies .case-card__link:hover {
  color: var(--senior-ink);
}

.case-studies .case-card__link--disabled {
  color: var(--senior-muted);
  cursor: default;
}

.project-archive {
  border-top: 1px solid var(--senior-line);
  margin-top: 3.6rem;
  padding-top: 2.2rem;
}

.project-archive__header {
  margin-bottom: 1.35rem;
}

.project-archive__title {
  color: var(--senior-muted);
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.6;
  max-width: 760px;
}

.case-studies .project-archive__grid {
  display: grid;
  gap: .9rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.case-studies .archive-card {
  background: rgba(255, 255, 255, .86);
  border: 1px solid rgba(7, 135, 126, .14);
  border-radius: var(--senior-radius);
  display: grid;
  gap: .9rem;
  grid-template-columns: 96px 1fr;
  min-height: 154px;
  overflow: hidden;
  padding: .78rem;
}

.case-studies .archive-card:hover {
  border-color: var(--senior-accent);
  box-shadow: var(--senior-shadow-soft);
}

.case-studies .archive-card__thumb {
  aspect-ratio: 1 / 1;
  background: var(--senior-panel);
  border-radius: calc(var(--senior-radius) - 2px);
  display: block;
  overflow: hidden;
}

.case-studies .archive-card__thumb img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.case-studies .archive-card__content {
  display: flex;
  flex-direction: column;
}

.case-studies .archive-card__title {
  color: var(--senior-ink);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: .35rem;
}

.case-studies .archive-card__category {
  color: var(--senior-muted);
  font-size: .9rem;
  line-height: 1.45;
}

.case-studies .archive-card__link {
  color: var(--senior-accent);
  font-size: .9rem;
  font-weight: 600;
  margin-top: auto;
  padding-top: 1rem;
}

.works__content {
  box-shadow: none;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  padding: 0;
}

.works__item {
  background: var(--senior-surface);
  border: 1px solid var(--senior-line);
  border-radius: var(--senior-radius);
  box-shadow: var(--senior-shadow-soft);
  min-height: 270px;
  overflow: hidden;
  padding: 1.35rem;
}

.works__item h3,
.works__title {
  color: var(--senior-ink);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.25;
  margin-bottom: .7rem;
}

.works__description {
  display: block;
  font-size: .96rem;
  line-height: 1.62;
}

.works__img {
  opacity: .05;
}

.works__skills {
  color: var(--senior-muted);
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-top: 1rem;
}

.works__skills span {
  margin-bottom: 0;
}

.works__skills h3 {
  color: var(--senior-ink);
}

.apps__container {
  grid-template-columns: 1fr;
}

.apps__data {
  width: 100%;
}

.apps__img {
  display: none;
}

.contact {
  background:
    linear-gradient(180deg, transparent 0, var(--senior-panel) 100%);
  border-top: 1px solid var(--senior-line);
}

.contact__email {
  background: var(--senior-surface);
  border: 1px solid var(--senior-line);
  border-radius: var(--senior-radius);
  box-shadow: var(--senior-shadow-soft);
  padding: 1.4rem;
}

.contact__email a {
  color: var(--senior-accent);
  font-weight: 750;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.footer {
  border-top: 1px solid var(--senior-line);
  padding-bottom: 2rem;
}

.footer__container {
  align-items: center;
  row-gap: 1.6rem;
}

.footer__logo svg {
  max-width: 180px;
}

.footer__social,
.footer__link {
  color: var(--senior-muted);
}

.footer__social:hover,
.footer__link:hover {
  color: var(--senior-accent);
}

.footer__copy {
  border-top: 1px solid rgba(16, 24, 32, .08);
  color: var(--senior-muted);
  margin-top: 2rem;
  padding-top: 1.35rem;
}

@media (prefers-reduced-motion: no-preference) {
  .button,
  .nav__link,
  .footer__social,
  .footer__link,
  .case-studies .case-card,
  .case-studies .archive-card,
  .case-studies .case-card__media img,
  .works__item,
  .scrolltop {
    transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease, transform .2s ease;
  }

  .button:hover,
  .case-studies .archive-card:hover {
    transform: translateY(-2px);
  }

  .case-studies .case-card:hover,
  .works__item:hover {
    transform: translateY(-3px);
  }

  .case-studies .case-card:hover .case-card__media img,
  .case-studies .archive-card:hover .archive-card__thumb img {
    transform: scale(1.025);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

@media screen and (min-width: 768px) {
  .section {
    padding: 7rem 0 4.5rem;
  }

  .home__container {
    padding: 150px 0 126px 0;
  }
}

@media screen and (max-width: 768px) {
  .l-header {
    z-index: calc(var(--z-fixed) + 4);
  }

  .nav__menu {
    align-items: flex-start;
    background: rgba(16, 24, 32, .46);
    backdrop-filter: blur(16px);
    border: 0;
    border-radius: 0;
    box-shadow: none;
    display: flex;
    inset: 0;
    justify-content: center;
    min-height: 100dvh;
    opacity: 0;
    padding: calc(var(--header-height) + 1rem) 1rem 1.25rem;
    pointer-events: none;
    position: fixed;
    top: 0;
    transform: none;
    visibility: hidden;
    width: 100%;
    z-index: calc(var(--z-fixed) + 2);
  }

  .nav__menu.show-menu {
    opacity: 1;
    pointer-events: auto;
    top: 0;
    visibility: visible;
  }

  .nav__list {
    background: rgba(255, 255, 255, .98);
    border: 1px solid var(--senior-line);
    border-radius: 18px;
    box-shadow: var(--senior-shadow);
    display: grid;
    gap: .25rem;
    max-height: calc(100dvh - var(--header-height) - 2rem);
    overflow-y: auto;
    padding: .85rem;
    width: min(100%, 26rem);
  }

  .nav__item {
    font-size: 1.05rem;
    margin: 0;
  }

  .nav__link {
    align-items: center;
    border-radius: 12px;
    color: var(--senior-ink);
    display: flex;
    justify-content: space-between;
    padding: .95rem 1rem;
  }

  .nav__link:hover,
  .nav__link:focus-visible,
  .nav__link.active-link {
    background: var(--senior-panel);
    color: var(--senior-accent);
  }

  .nav__toggle {
    box-shadow: var(--senior-shadow-soft);
    display: inline-flex;
  }
}

@media screen and (min-width: 769px) {
  .nav__menu {
    opacity: 1;
    pointer-events: auto;
    position: static;
    visibility: visible;
  }
}

@media screen and (max-width: 576px) {
  .section {
    padding: 4.6rem 0 3rem;
  }

  .section-title {
    font-size: 1.42rem;
    line-height: 1.22;
  }

  .home__container {
    gap: 2rem;
    padding-bottom: 4rem;
  }

  .button + .button {
    margin-left: 0;
    margin-top: .75rem;
  }

  .button {
    text-align: center;
    width: 100%;
  }

  .button-icon {
    justify-content: space-between;
  }

  .button-icon i {
    margin-left: 1rem;
  }

  .case-studies {
    padding-top: 4.8rem !important;
  }

  .case-studies .case-card {
    min-height: auto;
  }

  .case-studies .case-card__body {
    grid-template-rows: auto;
    padding: 1.2rem 1.1rem 0;
  }

  .case-studies .case-card__eyebrow,
  .case-studies .case-card__title,
  .case-studies .case-card__description,
  .case-studies .case-card__tags {
    min-height: 0;
  }

  .case-studies .case-card__link,
  .case-studies .archive-card__link {
    width: 100%;
  }

  .case-studies .archive-card {
    grid-template-columns: 76px 1fr;
  }

  .works__item {
    min-height: auto;
  }

  .footer__links,
  .footer__socials {
    gap: .9rem;
  }

  .footer__link,
  .footer__social {
    margin-right: 0;
  }
}