/* ============================================================
   M22 CONSTRUCTION — site styles (builds on ../shared/m22-core.css)
   ============================================================ */

/* ── HEADER ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(16,24,32,0.04);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--nav-h);
}
.site-header__logo {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}
.site-header__logo span { color: var(--blue); }

.site-header__nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}
.site-header__nav > a:not(.btn):not(.site-header__phone) {
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color .18s ease;
}
.site-header__nav > a:not(.btn):not(.site-header__phone):hover { color: var(--blue); }
.site-header__phone {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.site-header__cta { min-height: 44px; padding: 0 1.3rem; font-size: 0.85rem; }

.site-header__burger {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0 10px;
}
.site-header__burger span {
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}

/* ── HERO ── */
.hero {
  background: var(--cream);
  padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 7vw, 5.5rem);
}
.hero__inner { display: grid; gap: clamp(2rem, 5vw, 3.5rem); align-items: center; }
.hero__title { margin: 1.1rem 0 1.3rem; }
.hero__sub { max-width: 46ch; }
.hero__aside {
  font-style: italic;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.25rem 1.75rem;
  margin-top: 2rem;
}
.hero__phone { color: var(--ink-soft); }

/* ── TRUST STRIP ── */
.trust { background: var(--black); color: #fff; }
.trust__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
}
.trust__item {
  padding: 2rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 5.5rem;
}
.trust__item + .trust__item { border-top: 1px solid var(--line-dark); }
.trust__k {
  font-family: var(--display);
  font-size: clamp(1.5rem, 1rem + 1.6vw, 2.1rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue);
  line-height: 1.1;
}

/* ── BLOCK HEAD ── */
.block-head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }
.block-head__title { margin: 0.9rem 0 1rem; }
.block-head--center { margin-inline: auto; text-align: center; }
.block-head--on-dark .block-head__title,
.block-head--on-dark .lead { color: #fff; }
.block-head--on-dark .lead { color: var(--on-dark-soft); }

/* ── SERVICES ── */
.services { background: var(--white); }
.svc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(0.6rem, 1vw, 0.9rem);
}
.svc {
  position: relative;
  display: block;
  aspect-ratio: 5 / 4;
  background:
    repeating-linear-gradient(135deg,
      rgba(255,255,255,0.035) 0 2px, transparent 2px 12px),
    var(--charcoal);
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
}
.svc__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease, filter .25s ease;
}
.svc:hover .svc__img { transform: scale(1.04); filter: brightness(1.06); }
.svc::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(16,24,32,0.85) 0%,
    rgba(16,24,32,0.35) 45%,
    transparent 75%);
  pointer-events: none;
  z-index: 1;
}
.svc__hint {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  font-family: var(--display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(16,24,32,0.55);
  padding: 0.35rem 0.65rem;
  border-radius: 2px;
}
.svc__name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  text-align: center;
  padding: 1.4rem 1rem 1.5rem;
  color: #fff;
  font-size: clamp(1.55rem, 1.15rem + 1.3vw, 2.1rem);
  line-height: 1.05;
}

/* ── PROCESS ── */
.process { background: var(--cream); }
.steps {
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
}
.step {
  background: var(--cream);
  padding: clamp(1.6rem, 3.5vw, 2.6rem) 0;
  display: grid;
  gap: 0.5rem;
}
.step__n {
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--blue);
}
.step__t { color: var(--ink); }
.step__d { color: var(--ink-soft); font-weight: 300; max-width: 60ch; }

/* ── WHY ── */
.why { background: var(--charcoal); color: #fff; }
.why-list {
  display: block;
  list-style: none;
}
.why-item {
  padding: clamp(1.75rem, 3.2vw, 2.6rem) 0;
  border-top: 1px solid var(--line-dark);
  display: grid;
  gap: 0.7rem;
}
.why-item:first-child { border-top: none; padding-top: 0; }
.why-item:last-child   { padding-bottom: 0; }
.why-item__n {
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--blue);
}
.why-item__t {
  color: #fff;
  font-size: clamp(1.55rem, 1.15rem + 1.3vw, 2.05rem);
  line-height: 1.12;
}
.why-item p {
  color: var(--on-dark-soft);
  font-weight: 300;
  max-width: 64ch;
  line-height: 1.7;
}

/* ── REVIEWS ── */
.reviews { background: var(--stone); }
.rev-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2rem);
}
.rev {
  border-left: 2px solid var(--blue);
  padding: 0.3rem 0 0.3rem 1.5rem;
}
.rev__q {
  font-size: 1.15rem;
  font-weight: 300;
  font-style: italic;
  line-height: 1.6;
  color: var(--ink);
}
.rev__by {
  margin-top: 1rem;
  font-family: var(--display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.reviews-foot {
  margin-top: clamp(2rem, 4vw, 3rem);
  text-align: center;
}

/* ── SERVICE AREA ── */
.areas { background: var(--black); color: #fff; }
.areas-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem 1.5rem;
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}
.area { display: flex; flex-direction: column; gap: 0.5rem; }
.area__k {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
}
.area__v { font-size: 0.95rem; color: var(--on-dark-soft); line-height: 1.7; }

/* ── SISTERS (dark anchor) ── */
.sisters { background: var(--charcoal); color: #fff; }
.sister-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.sister {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color .18s ease, transform .18s ease, background .18s ease;
}
.sister:hover { border-color: var(--blue); transform: translateY(-2px); background: rgba(255,255,255,0.06); }
.sister__t { color: #fff; }
.sister__d { color: var(--on-dark-soft); font-weight: 300; margin-bottom: 0.6rem; }

/* ── START / FORM ── */
.start { background: var(--cream); color: var(--ink); }
.start__inner { display: grid; gap: clamp(2.5rem, 5vw, 4rem); }
.start__title { color: var(--ink); margin: 0.9rem 0 1rem; }
.start__copy .lead { color: var(--ink-soft); }
.start__phone { color: var(--blue); margin-top: 1.5rem; }
.start__nots {
  list-style: none;
  margin-top: 1.4rem;
  display: grid;
  gap: 0.3rem;
}
.start__nots li {
  font-family: var(--display);
  font-style: italic;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: clamp(1.05rem, 0.9rem + 0.5vw, 1.35rem);
  color: var(--blue);
  line-height: 1.2;
}
.start__form {
  display: grid;
  gap: 1.1rem;
  background: var(--white);
  padding: clamp(1.6rem, 4vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}
.start__form .field label { color: var(--ink-faint); }
.start__submit { width: 100%; margin-top: 0.4rem; }
.start__fine { font-size: 0.85rem; color: var(--ink-faint); text-align: center; }
.start__done {
  background: var(--white);
  color: var(--ink);
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-lg);
  display: grid;
  gap: 0.6rem;
  text-align: center;
}
.start__done h3 { color: var(--ink); }
.start__done p { color: var(--ink-soft); }

/* ── MOBILE NAV ── */
@media (max-width: 860px) {
  .site-header__burger { display: flex; }
  .site-header__nav {
    position: fixed;
    inset: var(--nav-h) 0 0;
    flex-direction: column;
    justify-content: center;
    gap: 1.75rem;
    background: var(--white);
    transform: translateX(100%);
    transition: transform .28s ease;
  }
  .site-header__nav.is-open { transform: none; }
  .site-header__nav > a:not(.btn):not(.site-header__phone) { font-size: 1.4rem; }
  .site-header__phone { font-size: 1.4rem; color: var(--blue); }
  .site-header__cta { min-height: 56px; font-size: 1rem; padding: 0 2rem; }
}

/* ── DESKTOP ── */
@media (min-width: 720px) {
  .trust__inner { grid-template-columns: repeat(4, 1fr); gap: 0; }
  .trust__item { padding: 2.5rem clamp(1rem, 2.5vw, 2rem); }
  .trust__item + .trust__item { border-top: none; border-left: 1px solid var(--line-dark); }

  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .rev-grid { grid-template-columns: repeat(3, 1fr); }
  .sister-grid { grid-template-columns: 1fr 1fr; }

  .steps { grid-template-columns: repeat(5, 1fr); gap: 0; }
  .step {
    padding: 2.5rem clamp(1rem, 2vw, 1.75rem);
    border-left: 1px solid var(--line);
  }
  .step:first-child { border-left: none; padding-left: 0; }
}

@media (min-width: 960px) {
  .hero__inner { grid-template-columns: 1.05fr 0.95fr; }
  .why__inner { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 4rem; align-items: start; }
  .why .block-head { margin-bottom: 0; position: sticky; top: calc(var(--nav-h) + 2rem); }
  .areas-grid { grid-template-columns: repeat(4, 1fr); }
  .start__inner { grid-template-columns: 1fr 1fr; align-items: start; }
  .start__copy { position: sticky; top: calc(var(--nav-h) + 2rem); }
}