/* ==========================================================================
   碳界 CARBONEDGE — Components
   ========================================================================== */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ============================= Header ============================= */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  transition:
    background var(--t-med) var(--ease-out),
    border-color var(--t-med) var(--ease-out),
    backdrop-filter var(--t-med) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(8, 11, 15, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.brand__mark {
  width: 38px;
  height: 38px;
  color: var(--accent);
}

.brand__hex {
  fill: rgba(232, 163, 61, 0.08);
  stroke: currentColor;
  stroke-width: 1.6;
}

.brand__strand-a,
.brand__strand-b {
  stroke: currentColor;
  stroke-width: 1.3;
  stroke-linecap: round;
}

.brand__text {
  display: grid;
  line-height: 1.05;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.22rem;
  letter-spacing: 0.08em;
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  color: var(--accent);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 34px);
}

.site-nav > a:not(.btn) {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-2);
  padding-block: 6px;
  transition: color var(--t-fast) var(--ease-out);
}

.site-nav > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}

.site-nav > a:not(.btn):hover,
.site-nav > a:not(.btn).is-active {
  color: var(--text);
}

.site-nav > a:not(.btn):hover::after,
.site-nav > a:not(.btn).is-active::after {
  transform: scaleX(1);
}

.nav-cta {
  min-height: 42px;
  padding: 0 20px;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(255, 255, 255, 0.03);
}

.nav-toggle__bar {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition:
    transform var(--t-med) var(--ease-out),
    opacity var(--t-med) var(--ease-out);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================= Hero ============================= */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 72px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(52% 46% at 74% 38%, rgba(232, 163, 61, 0.13), transparent 68%),
    radial-gradient(42% 40% at 12% 82%, rgba(198, 207, 216, 0.05), transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8, 11, 15, 0.55) 0%,
    transparent 18%,
    transparent 82%,
    rgba(8, 11, 15, 0.92) 100%
  );
  pointer-events: none;
}

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  align-items: center;
  gap: clamp(40px, 6vw, 88px);
}

.hero__copy {
  display: grid;
  gap: var(--sp-5);
  animation: hero-rise 900ms var(--ease-out) both;
}

.hero__title {
  font-size: var(--text-hero);
  letter-spacing: 0;
}

.hero__sub {
  max-width: 30em;
  color: var(--text-2);
  font-size: 1.08rem;
  line-height: 1.85;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.hero__meta {
  color: var(--text-3);
  letter-spacing: 0.1em;
}

.hero__art {
  animation: hero-rise 900ms var(--ease-out) 140ms both;
}

.specimen {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 30px 70px rgba(0, 0, 0, 0.55));
}

.hero__scroll {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 8px;
  color: var(--text-3);
  letter-spacing: 0.24em;
  font-size: 0.68rem;
}

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 42px;
  background: linear-gradient(var(--accent), transparent);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: "";
  position: absolute;
  top: -50%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--accent);
  animation: scroll-drip 2.2s var(--ease-out) infinite;
}

@keyframes hero-rise {
  from {
    opacity: 0;
    transform: translateY(26px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes scroll-drip {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(260%);
  }
}

/* ============================= About ============================= */

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(48px, 7vw, 104px);
  align-items: start;
}

.about__intro {
  display: grid;
  gap: var(--sp-5);
  position: sticky;
  top: calc(var(--header-h) + 40px);
}

.about__quote {
  margin: var(--sp-4) 0 0;
  padding: var(--sp-5) 0 0;
  border-top: 1px solid var(--line);
}

.about__quote .mono {
  color: var(--accent);
  letter-spacing: 0.12em;
}

.about__quote p {
  margin-top: var(--sp-3);
  color: var(--text-2);
  font-size: 1.05rem;
}

.about__points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6) var(--sp-5);
  counter-reset: none;
}

.about__point {
  display: grid;
  gap: var(--sp-3);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
}

.about__point p {
  color: var(--text-2);
  font-size: 0.95rem;
}

/* ============================= Services ============================= */

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-4);
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  padding: var(--sp-6) var(--sp-5);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition:
    transform var(--t-med) var(--ease-out),
    border-color var(--t-med) var(--ease-out),
    box-shadow var(--t-med) var(--ease-out);
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 72%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-slow) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(232, 163, 61, 0.38);
  box-shadow: var(--shadow-1);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__desc {
  color: var(--text-2);
  font-size: 0.95rem;
  flex: 1;
}

.service-card__scene {
  color: var(--text-3);
  font-size: 0.85rem;
  line-height: 1.7;
  padding-top: var(--sp-3);
  border-top: 1px dashed var(--line-strong);
}

.service-card__scene .mono {
  display: inline-block;
  margin-right: 8px;
  color: var(--accent);
  letter-spacing: 0.18em;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

.service-card__link svg {
  width: 15px;
  height: 15px;
  transition: transform var(--t-med) var(--ease-out);
}

.service-card__link:hover svg {
  transform: translateX(4px);
}

/* ============================= Cases ============================= */

.case-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.case-filter {
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-2);
  transition:
    color var(--t-fast) var(--ease-out),
    border-color var(--t-fast) var(--ease-out),
    background var(--t-fast) var(--ease-out);
}

.case-filter:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.case-filter.is-active {
  color: #1d1404;
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 600;
}

.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-5);
}

.case-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition:
    transform var(--t-med) var(--ease-out),
    border-color var(--t-med) var(--ease-out),
    box-shadow var(--t-med) var(--ease-out),
    opacity var(--t-med) var(--ease-out);
}

.case-card.is-hidden {
  display: none;
}

.case-card:hover {
  transform: translateY(-5px);
  border-color: rgba(232, 163, 61, 0.4);
  box-shadow: var(--shadow-1);
}

.case-card__trigger {
  display: block;
  width: 100%;
  padding: 0;
  background: #0e141b;
  border: 0;
  overflow: hidden;
  cursor: zoom-in;
}

.case-art {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--t-slow) var(--ease-out);
}

.case-card:hover .case-art {
  transform: scale(1.045);
}

.case-card__body {
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-5);
}

.case-card__body p {
  color: var(--text-2);
  font-size: 0.9rem;
  line-height: 1.65;
}

.case-card__tag {
  color: var(--accent);
  letter-spacing: 0.12em;
  font-size: 0.72rem;
}

/* ============================= Trust ============================= */

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg-2);
  margin-bottom: var(--sp-8);
  overflow: hidden;
}

.stat {
  display: grid;
  gap: var(--sp-1);
  padding: var(--sp-6) var(--sp-5);
  text-align: center;
  border-left: 1px solid var(--line);
}

.stat:first-child {
  border-left: 0;
}

.stat__num {
  font-size: clamp(2rem, 4vw, 2.9rem);
  color: var(--accent);
  line-height: 1;
}

.stat__label {
  color: var(--text-2);
  font-size: 0.9rem;
}

.trust__row {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}

.trust__sub {
  margin-bottom: var(--sp-5);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--line);
}

.testimonials__grid {
  display: grid;
}

.testimonial {
  display: grid;
  gap: var(--sp-4);
  padding-block: var(--sp-5);
  border-top: 1px solid var(--line);
}

.testimonial:first-child {
  padding-top: 0;
  border-top: 0;
}

.testimonial__quote {
  width: 22px;
  height: 22px;
  color: var(--accent);
  opacity: 0.9;
}

.testimonial p {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 34em;
}

.testimonial footer {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.testimonial footer strong {
  display: block;
  font-size: 0.95rem;
}

.testimonial footer .mono {
  color: var(--text-3);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

.avatar {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: none;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid rgba(232, 163, 61, 0.35);
  color: var(--accent-2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}

.trust__proof {
  display: grid;
  gap: var(--sp-6);
}

.partners {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.partners li {
  background: var(--bg-2);
  padding: var(--sp-5) var(--sp-4);
  display: grid;
  place-items: center;
  min-height: 76px;
}

.partners__mark {
  color: var(--text-3);
  font-size: 1rem;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease-out);
}

.partners li:hover .partners__mark {
  color: var(--text);
}

.partners__mark--1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.12em;
}
.partners__mark--2 {
  font-weight: 600;
  letter-spacing: 0.06em;
}
.partners__mark--3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.3em;
}
.partners__mark--4 {
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.partners__mark--5 {
  font-weight: 500;
  letter-spacing: 0.16em;
}
.partners__mark--6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.2em;
}

.certs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
}

.cert {
  display: grid;
  gap: 2px;
  padding: var(--sp-4);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  color: var(--text-2);
}

.cert__code {
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

/* ============================= Contact ============================= */

.contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(48px, 7vw, 104px);
  align-items: start;
}

.contact__info {
  display: grid;
  gap: var(--sp-5);
}

.contact__list {
  display: grid;
  gap: var(--sp-4);
  margin-top: var(--sp-3);
}

.contact__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--line);
}

.contact__ico {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: none;
  border-radius: var(--r-sm);
  background: var(--accent-dim);
  border: 1px solid rgba(232, 163, 61, 0.26);
  color: var(--accent);
}

.contact__ico svg {
  width: 19px;
  height: 19px;
}

.contact__label {
  display: block;
  color: var(--text-3);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  margin-bottom: 4px;
}

.contact__value {
  color: var(--text);
  font-size: 1rem;
}

a.contact__value:hover {
  color: var(--accent-2);
}

.contact__form {
  display: grid;
  gap: var(--sp-4);
  padding: var(--sp-6);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-1);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-field label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-2);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.5;
  transition:
    border-color var(--t-fast) var(--ease-out),
    box-shadow var(--t-fast) var(--ease-out);
}

.form-field textarea {
  resize: vertical;
  min-height: 104px;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-3);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.18);
}

.form-field select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-3) 50%),
    linear-gradient(135deg, var(--text-3) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 38px;
  cursor: pointer;
}

.form-note {
  color: var(--text-3);
  font-size: 0.7rem;
  text-align: center;
  letter-spacing: 0.04em;
}

.form-success {
  display: none;
  padding: var(--sp-4);
  background: rgba(127, 191, 122, 0.1);
  border: 1px solid rgba(127, 191, 122, 0.35);
  border-radius: var(--r-sm);
  color: var(--success);
  font-size: 0.92rem;
}

.form-success.is-visible {
  display: block;
  animation: hero-rise 420ms var(--ease-out) both;
}

/* ============================= Footer ============================= */

.site-footer {
  padding: var(--sp-8) 0 var(--sp-5);
  border-top: 1px solid var(--line);
  background: var(--bg-0);
}

.site-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: var(--sp-7);
  padding-bottom: var(--sp-6);
}

.site-footer__brand {
  display: grid;
  gap: var(--sp-4);
  align-content: start;
}

.site-footer__brand p {
  color: var(--text-3);
  max-width: 26em;
  font-size: 0.92rem;
}

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.site-footer__nav > div {
  display: grid;
  gap: 12px;
  align-content: start;
}

.site-footer__title {
  color: var(--accent);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  margin-bottom: var(--sp-2);
}

.site-footer__nav a,
.site-footer__nav span {
  color: var(--text-2);
  font-size: 0.9rem;
  transition: color var(--t-fast) var(--ease-out);
}

.site-footer__nav a:hover {
  color: var(--text);
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-3);
  padding-top: var(--sp-5);
  color: var(--text-3);
  font-size: 0.8rem;
}

.site-footer__bottom .mono {
  font-size: 0.7rem;
}

/* ============================= Lightbox ============================= */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: var(--sp-5);
  background: rgba(4, 6, 9, 0.88);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  overflow-y: auto;
}

.lightbox[hidden] {
  display: none;
}

.lightbox__panel {
  width: min(920px, 100%);
  background: var(--bg-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
  animation: hero-rise 420ms var(--ease-out) both;
}

.lightbox__art {
  background: #0e141b;
}

.lightbox__art .case-art {
  max-height: 52vh;
  width: auto;
  margin-inline: auto;
}

.lightbox__body {
  display: grid;
  gap: var(--sp-3);
  padding: var(--sp-6);
}

.lightbox__body p:not(.lightbox__meta) {
  color: var(--text-2);
  line-height: 1.8;
}

.lightbox__tag {
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
}

.lightbox__meta {
  color: var(--text-3);
  line-height: 1.8;
  font-size: 0.78rem;
}

.lightbox__close {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(13, 17, 23, 0.7);
  color: var(--text);
  transition:
    color var(--t-fast) var(--ease-out),
    border-color var(--t-fast) var(--ease-out),
    transform var(--t-fast) var(--ease-out);
}

.lightbox__close:hover {
  color: var(--accent);
  border-color: var(--accent);
  transform: rotate(90deg);
}

.lightbox__close svg {
  width: 20px;
  height: 20px;
}

body.no-scroll {
  overflow: hidden;
}

/* ============================= Responsive ============================= */

@media (max-width: 1080px) {
  .services__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .cases__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 90;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 8px;
    padding: 88px 32px 40px;
    background: rgba(8, 11, 15, 0.97);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    transform: translateX(100%);
    transition: transform var(--t-slow) var(--ease-out);
  }

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

  .site-nav > a:not(.btn) {
    font-size: 1.35rem;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }

  .nav-cta {
    margin-top: var(--sp-4);
    min-height: 52px;
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
    padding-top: var(--sp-6);
  }

  .hero__art {
    max-width: 620px;
  }

  .hero {
    min-height: auto;
    padding-bottom: 100px;
  }

  .about__grid,
  .trust__row,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .about__intro {
    position: static;
  }

  .site-footer__top {
    grid-template-columns: 1fr;
    gap: var(--sp-6);
  }
}

@media (max-width: 640px) {
  .services__grid,
  .cases__grid,
  .about__points,
  .stats-band,
  .partners,
  .certs,
  .form-row,
  .site-footer__nav {
    grid-template-columns: 1fr;
  }

  .stats-band {
    grid-template-columns: 1fr 1fr;
  }

  .stat {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .stat:nth-child(-n + 2) {
    border-top: 0;
  }

  .stat:nth-child(even) {
    border-left: 1px solid var(--line);
  }

  .section-head--split {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--sp-4);
  }

  .case-filters {
    gap: var(--sp-2);
  }

  .case-filter {
    padding: 8px 14px;
    font-size: 0.82rem;
  }

  .contact__form {
    padding: var(--sp-5);
  }

  .hero__actions .btn {
    width: 100%;
  }

  .site-footer__bottom {
    flex-direction: column;
  }
}