/* Ekofonds EF — vizītkarte
   Visual language: urbanpods-like photography, mixed-weight gothic sans,
   charcoal / paper / brand green. */

:root {
  --green: #18a318;
  --green-deep: #0f7a14;
  --green-ink: #0c5c12;
  --green-soft: #e7f5e7;
  --ink: #1a1e1c;
  --ink-2: #3c433f;
  --muted: #6a736e;
  --paper: #f4f1ea;
  --paper-2: #e8e3d8;
  --white: #ffffff;
  --line: rgba(26, 30, 28, 0.12);
  --line-strong: rgba(26, 30, 28, 0.22);
  --header-h: 78px;
  --max: 1180px;
  --gap-photo: 48px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow: 0 24px 60px rgba(26, 30, 28, 0.14);
}

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

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Outfit", "Century Gothic", "Apple Gothic", sans-serif;
  color: var(--ink);
  background: var(--white);
  font-size: 17px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
textarea {
  font-family: inherit;
}

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--ink);
  color: var(--white);
  padding: 8px 12px;
  z-index: 100;
}

.skip:focus {
  top: 12px;
}

.wrap {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.kicker {
  margin: 0 0 14px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px 28px;
  align-items: end;
  margin-bottom: 48px;
}

.section-index {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-strong);
}

.section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.15rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.section-head h2 strong {
  font-weight: 700;
}

.section-head p {
  grid-column: 2;
  margin: 0;
  max-width: 46ch;
  color: var(--ink-2);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(var(--max) + 80px), calc(100% - 40px));
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand img {
  width: 42px;
  height: 42px;
}

.brand-word {
  font-size: 1.15rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  text-transform: lowercase;
}

.brand-word strong {
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav a {
  font-size: 0.86rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  position: relative;
  white-space: nowrap;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav a:hover::after,
.nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lang {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  font-weight: 600;
}

.lang button {
  border: 0;
  background: none;
  padding: 0;
  cursor: pointer;
  color: var(--muted);
}

.lang button.is-active {
  color: var(--ink);
  box-shadow: inset 0 -1px 0 var(--green);
}

.lang .sep {
  color: var(--paper-2);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn:hover {
  background: var(--green);
  border-color: var(--green);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.55);
}

.btn-ghost:hover {
  background: var(--white);
  color: var(--ink);
  border-color: var(--white);
}

.btn-green {
  background: var(--green);
  border-color: var(--green);
}

.btn-green:hover {
  background: var(--green-ink);
  border-color: var(--green-ink);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  position: relative;
  transition: transform 0.25s var(--ease);
}

.menu-toggle span::before,
.menu-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle span::before {
  top: -7px;
}

.menu-toggle span::after {
  top: 7px;
}

body.nav-open .menu-toggle span {
  background: transparent;
}

body.nav-open .menu-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}

body.nav-open .menu-toggle span::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100svh - var(--header-h));
  color: var(--white);
  display: grid;
  align-items: end;
  overflow: hidden;
}

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

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 62%;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(16, 18, 16, 0.62) 0%, rgba(16, 18, 16, 0.18) 52%, rgba(16, 18, 16, 0.08) 100%),
    linear-gradient(180deg, rgba(16, 18, 16, 0.12) 0%, rgba(16, 18, 16, 0.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 0 0 88px;
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.hero .kicker {
  color: rgba(255, 255, 255, 0.78);
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(3.1rem, 8.4vw, 7.1rem);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: -0.045em;
  max-width: 11ch;
}

.hero h1 strong {
  font-weight: 700;
  display: block;
}

.hero-lede {
  max-width: 42ch;
  margin: 0 0 32px;
  font-size: 1.05rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.86);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-meta {
  position: absolute;
  right: max(24px, calc((100% - var(--max)) / 2));
  bottom: 88px;
  z-index: 1;
  text-align: right;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

/* Intro */
.intro {
  padding: 96px 0 40px;
  background: var(--paper);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: start;
}

.intro h2 {
  margin: 0 0 22px;
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.intro h2 strong {
  font-weight: 700;
}

.intro p {
  margin: 0 0 16px;
  color: var(--ink-2);
}

.intro-aside {
  background: var(--white);
  padding: 36px 32px;
  border: 1px solid var(--line);
}

.intro-aside h3 {
  margin: 0 0 18px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.facts li {
  display: grid;
  gap: 2px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.facts b {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.facts span {
  color: var(--muted);
  font-size: 0.92rem;
}

/* Services */
.services {
  padding: 100px 0;
}

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

.service {
  background: var(--white);
  padding: 32px 28px 28px;
  display: grid;
  gap: 14px;
  min-height: 210px;
  transition: background 0.3s var(--ease);
}

.service:hover {
  background: var(--green-soft);
}

.service svg {
  width: 34px;
  height: 34px;
  stroke: var(--green-deep);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service h3 {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.service p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Why */
.why {
  padding: 24px 0 100px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.why-item {
  padding-top: 18px;
  border-top: 2px solid var(--green);
}

.why-item h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.why-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

/* Projects */
.projects {
  padding: 100px 0;
  background: var(--ink);
  color: var(--white);
}

.projects .kicker,
.projects .section-index {
  color: rgba(255, 255, 255, 0.55);
}

.projects .section-head h2 {
  color: var(--white);
}

.projects .section-head p {
  color: rgba(255, 255, 255, 0.7);
}

.projects .section-index {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-photo);
}

.project-card {
  position: relative;
  display: block;
  overflow: hidden;
  background: #111412;
  min-height: 340px;
  color: var(--white);
  cursor: zoom-in;
  margin: 0;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.project-card.is-drawing {
  background: #f7f4ee;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.project-card.is-drawing img {
  height: 320px;
  object-fit: contain;
  padding: 18px 18px 8px;
}

.project-card.is-drawing.wide img {
  height: 420px;
  width: 100%;
  max-width: none;
  margin: 0;
}

.project-card.tall {
  min-height: 460px;
}

.project-card.wide {
  grid-column: 1 / -1;
  min-height: 300px;
}

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

.project-card figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 22px 22px 20px;
  background: linear-gradient(180deg, transparent, rgba(10, 12, 11, 0.78));
  pointer-events: none;
}

.project-card.is-drawing figcaption {
  position: relative;
  left: auto;
  right: auto;
  bottom: auto;
  background: #111412;
  padding: 16px 18px 18px;
}

.project-card .tag {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.project-card h3 {
  margin: 0;
  font-size: 1.22rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.project-grid > .ba-block {
  grid-column: 1 / -1;
  margin: 0;
}

.badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 1;
  background: var(--ink);
  color: var(--white);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 10px;
  pointer-events: none;
}

.badge.after {
  background: var(--green);
}

/* Start */
.start {
  padding: 100px 0;
  background: var(--paper);
}

.start-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}

.doc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.doc-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
}

.doc-n {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--green-deep);
  font-weight: 600;
  padding-top: 3px;
}

/* Team */
.team {
  padding: 100px 0 40px;
}

.people {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.person {
  padding: 22px 18px 22px 0;
  border-bottom: 1px solid var(--line);
}

.person strong {
  display: block;
  font-size: 1.02rem;
  font-weight: 600;
}

.person span {
  color: var(--muted);
  font-size: 0.92rem;
}

.partners {
  padding: 48px 0 100px;
}

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

.partner {
  background: var(--white);
  padding: 22px 18px;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.partner b {
  font-weight: 600;
  font-size: 0.98rem;
}

.partner span {
  color: var(--muted);
  font-size: 0.85rem;
}

/* CTA */
.cta {
  position: relative;
  color: var(--white);
  min-height: 420px;
  display: grid;
  align-items: center;
  overflow: hidden;
}

.cta img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 70%;
}

.cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(16, 18, 16, 0.82), rgba(16, 18, 16, 0.38));
}

.cta .wrap {
  position: relative;
  z-index: 1;
  padding: 72px 0;
}

.cta h2 {
  margin: 0 0 14px;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  max-width: 16ch;
}

.cta h2 strong {
  font-weight: 700;
}

.cta p {
  max-width: 42ch;
  margin: 0 0 28px;
  color: rgba(255, 255, 255, 0.82);
}

/* Contact */
.contact {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
}

.contact h2 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.1rem);
  font-weight: 300;
  letter-spacing: -0.03em;
}

.contact-links {
  display: grid;
  gap: 8px;
  margin: 28px 0;
}

.contact-links a {
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--line);
  padding-bottom: 10px;
  width: fit-content;
}

.contact-links a:hover {
  color: var(--green-deep);
  border-bottom-color: var(--green);
}

.map-link {
  display: inline-flex;
  margin-top: 8px;
  border-bottom: 1px solid var(--green);
  color: var(--green-ink);
  font-weight: 500;
}

.addr {
  color: var(--ink-2);
  font-style: normal;
  display: grid;
  gap: 16px;
}

.addr p {
  margin: 0;
}

.addr small {
  color: var(--muted);
}

.requisites {
  background: var(--paper);
  padding: 36px 32px;
}

.requisites h3 {
  margin: 0 0 18px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.req {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px 16px;
  font-size: 0.95rem;
}

.req dt {
  color: var(--muted);
}

.req dd {
  margin: 0;
}

.contact-req {
  margin-top: 48px;
}

.contact-req .req {
  grid-template-columns: 140px 1fr 140px 1fr;
  column-gap: 48px;
}

#contact-form,
#tipveida,
#gadijumi {
  scroll-margin-top: calc(var(--header-h) + 12px);
}

.enquire {
  background: var(--paper);
  padding: 36px 32px;
  display: grid;
  gap: 16px;
  position: relative;
}

.enquire h3 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.enquire-lead {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.95rem;
}

.enquire-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.enquire label {
  display: grid;
  gap: 6px;
}

.enquire label span {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.enquire input,
.enquire textarea {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: var(--white);
  color: var(--ink);
  font: inherit;
  padding: 12px 14px;
  resize: vertical;
}

.enquire input:focus,
.enquire textarea:focus {
  outline: 2px solid var(--green);
  outline-offset: 0;
  border-bottom-color: var(--green);
}

.enquire textarea {
  min-height: 120px;
}

.enquire .btn {
  justify-self: start;
  margin-top: 4px;
}

.enquire .btn[disabled] {
  opacity: 0.55;
  cursor: wait;
}

.form-status {
  margin: 0;
  min-height: 1.3em;
  font-size: 0.92rem;
}

.form-status.is-ok {
  color: var(--green-ink);
}

.form-status.is-err {
  color: #a31d18;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 36px;
  color: var(--muted);
  font-size: 0.88rem;
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer a:hover {
  color: var(--ink);
}

.to-top {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 50;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  background: var(--green);
  color: var(--white);
  border: 1px solid var(--green);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), visibility 0.3s, background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: none;
}

.to-top:hover,
.to-top:focus-visible {
  background: var(--green-ink);
  border-color: var(--green-ink);
}

.to-top svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

body.nav-open .to-top,
body:has(.sheet.is-open) .to-top,
body:has(.lightbox.is-open) .to-top {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(10, 12, 11, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.lightbox.is-open {
  display: flex;
}

.lightbox img {
  max-width: min(1200px, 92vw);
  max-height: 88vh;
  object-fit: contain;
  box-shadow: var(--shadow);
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  font-size: 1.4rem;
}

.lightbox-caption {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

section[id] {
  scroll-margin-top: calc(var(--header-h) + 8px);
}

body.nav-open {
  overflow: hidden;
}

body.nav-open::after {
  content: "";
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(16, 18, 16, 0.45);
  z-index: 35;
}

/* Before / after */
.ba-block {
  margin: 0;
}

.ba-copy {
  padding: 8px 0 16px;
  color: var(--white);
}

.ba-copy .tag {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.62);
}

.ba-copy h3 {
  margin: 0 0 8px;
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.ba-copy p {
  margin: 0;
  max-width: 52ch;
  color: rgba(255, 255, 255, 0.7);
}

.ba {
  position: relative;
  container-type: inline-size;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: #111;
  cursor: ew-resize;
  touch-action: none;
  user-select: none;
}

.ba-after,
.ba-clip img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 50%;
  pointer-events: none;
}

.ba-clip {
  position: absolute;
  inset: 0 auto 0 0;
  width: 50%;
  overflow: hidden;
}

.ba-clip img {
  width: 100cqi;
  max-width: none;
}

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--white);
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 2;
}

.ba-handle span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 44px;
  height: 44px;
  border: 2px solid var(--white);
  background: var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.ba-handle span::before,
.ba-handle span::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--white);
  border-right: 2px solid var(--white);
}

.ba-handle span::before {
  left: 12px;
  transform: translateY(-50%) rotate(-135deg);
}

.ba-handle span::after {
  right: 12px;
  transform: translateY(-50%) rotate(45deg);
}

.ba-lab {
  position: absolute;
  top: 16px;
  z-index: 2;
  background: var(--ink);
  color: var(--white);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 10px;
  pointer-events: none;
}

.ba-lab-before {
  left: 16px;
}

.ba-lab-after {
  right: 16px;
  background: var(--green);
}

.ba-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: ew-resize;
  appearance: none;
  background: transparent;
  pointer-events: none;
}

/* Typical projects */
.typical {
  padding: 100px 0;
  background: var(--paper);
}

.tip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--gap-photo);
}

.tip-card {
  background: var(--white);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: transform 0.3s var(--ease);
}

.tip-card:hover {
  transform: translateY(-3px);
}

.tip-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  object-position: 50% 55%;
  flex: none;
}

.tip-body {
  padding: 20px 18px 22px;
  display: grid;
  gap: 8px;
}

.tip-body .tag {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.tip-body h3 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.tip-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.tip-meta {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--green-ink);
}

.tip-meta li {
  border: 1px solid var(--line);
  padding: 4px 8px;
}

/* Case studies */
.cases {
  padding: 100px 0;
  background: var(--ink);
  color: var(--white);
}

.cases .section-index,
.cases .kicker {
  color: rgba(255, 255, 255, 0.55);
}

.cases .section-head h2 {
  color: var(--white);
}

.cases .section-head p {
  color: rgba(255, 255, 255, 0.7);
}

.cases .section-index {
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.cs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-photo);
}

.cs-card {
  position: relative;
  display: block;
  width: 100%;
  min-height: 360px;
  padding: 0;
  border: 0;
  overflow: hidden;
  background: #111412;
  color: var(--white);
  text-align: left;
  cursor: pointer;
  font: inherit;
}

.cs-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 360px;
  transition: transform 0.8s var(--ease);
}

.cs-card:hover img {
  transform: scale(1.05);
}

.cs-card figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 28px 22px 22px;
  background: linear-gradient(180deg, transparent, rgba(10, 12, 11, 0.86));
}

.cs-card .tag {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

.cs-card h3 {
  margin: 0 0 8px;
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.cs-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.95rem;
  max-width: 46ch;
}

.cs-wide {
  grid-column: 1 / -1;
}

/* Sheet / case study panel */
.sheet {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: var(--white);
  overflow: auto;
  display: none;
}

.sheet.is-open {
  display: block;
}

.sheet-close {
  position: fixed;
  top: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  background: var(--white);
  cursor: pointer;
  font-size: 1.4rem;
  z-index: 72;
}

.sheet-hero {
  width: 100%;
  max-height: 62vh;
  object-fit: cover;
  display: block;
  background: #111;
}

.sheet-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 12px 0 0;
}

.sheet-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  cursor: zoom-in;
}

.sheet-body {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 48px 0 80px;
}

.sheet-body h2 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  letter-spacing: -0.03em;
}

.sheet-body h2 strong {
  font-weight: 700;
}

.sheet-lead {
  font-size: 1.15rem;
  color: var(--ink-2);
  max-width: 58ch;
}

.overview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 36px 0;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.overview dt {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}

.overview dd {
  margin: 0;
  font-weight: 500;
}

.sheet-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin: 28px 0;
}

.sheet-cols h3,
.sheet-result h3 {
  margin: 0 0 10px;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-deep);
}

.sheet-cols p,
.sheet-result p {
  margin: 0;
  color: var(--ink-2);
}

.sheet-result {
  padding-top: 8px;
}

/* Mobile nav panel */
@media (max-width: 980px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    bottom: 0;
    left: auto;
    width: min(360px, 88vw);
    height: calc(100svh - var(--header-h));
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 36px 28px;
    gap: 22px;
    transform: translateX(110%);
    transition: transform 0.35s var(--ease);
    box-shadow: var(--shadow);
    z-index: 45;
  }

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

  .nav a {
    font-size: 1.35rem;
  }

  .menu-toggle {
    display: grid;
    place-items: center;
  }

  .header-cta {
    display: none;
  }

  .intro-grid,
  .start-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

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

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

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

  .cs-grid,
  .sheet-cols,
  .overview {
    grid-template-columns: 1fr;
  }

  .sheet-gallery {
    grid-template-columns: 1fr 1fr;
  }

  .hero-meta {
    display: none;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .section-head p {
    grid-column: 1;
  }
}

@media (max-width: 700px) {
  .wrap,
  .hero-content {
    width: calc(100% - 32px);
  }

  .hero {
    min-height: 86svh;
  }

  .hero-content {
    padding-bottom: 48px;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 14vw, 3.6rem);
  }

  .hero .kicker,
  .kicker {
    letter-spacing: 0.16em;
  }

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

  .project-card,
  .project-card.tall,
  .project-card.wide {
    min-height: 260px;
  }

  .project-card.is-drawing img,
  .project-card.is-drawing.wide img {
    height: 240px;
  }

  .service-grid,
  .why-grid,
  .people,
  .partner-grid,
  .req,
  .tip-grid {
    grid-template-columns: 1fr;
  }

  .intro,
  .services,
  .projects,
  .start,
  .team,
  .contact {
    padding-left: 0;
    padding-right: 0;
  }

  .intro,
  .services,
  .start,
  .team,
  .contact,
  .typical {
    padding-top: 72px;
    padding-bottom: 48px;
  }

  .projects,
  .partners,
  .cases {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .cs-card,
  .cs-card img {
    min-height: 280px;
  }

  .ba {
    aspect-ratio: 4 / 3;
  }

  .intro-aside,
  .requisites,
  .enquire {
    padding: 24px 20px;
  }

  .enquire-row,
  .contact-req .req {
    grid-template-columns: 1fr;
  }

  .enquire .btn {
    width: 100%;
    justify-self: stretch;
  }

  .btn {
    width: 100%;
  }

  .hero-actions .btn {
    width: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }

  .project-card:hover img {
    transform: none;
  }
}