/* =====================================
   CONCRETECRAFT — THEME
   Industrial craft, warm amber + charcoal
   ===================================== */

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f0ebe3;
  --bg-alt:    #e6e0d8;
  --fg:        #1a1915;
  --fg-mid:    #4a4540;
  --fg-light:  #7a7470;
  --accent:    #c8873a;
  --accent-lo: #d4a862;
  --dark:      #1a1915;
  --dark-mid:  #2c2925;
  --dust:      #c8b89a;
  --border:    rgba(26,25,21,0.12);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Space Grotesk', system-ui, sans-serif;

  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;
  --space-2xl: 10rem;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--dark); }

/* ── TYPOGRAPHY ── */
.section__eyebrow {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section__heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 3rem;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(240, 235, 227, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--fg);
  letter-spacing: 0.01em;
}

.nav__logo strong {
  font-weight: 700;
  color: var(--accent);
}

.nav__tag {
  font-size: 0.78rem;
  color: var(--fg-light);
  letter-spacing: 0.06em;
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 4rem;
  background: var(--dark);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(200,135,58,0.14) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 20% 80%, rgba(200,135,58,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-xl) 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero__eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-lo);
  margin-bottom: 1.2rem;
  opacity: 0.8;
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  color: #fff;
  margin-bottom: 1.6rem;
  letter-spacing: -0.02em;
}

.hero__headline em {
  font-style: italic;
  color: var(--accent-lo);
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
  max-width: 44ch;
  font-weight: 400;
}

/* Visual block — abstract concrete forms */
.hero__visual {
  position: relative;
  height: 480px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.hero__block {
  position: absolute;
  border-radius: 2px;
}

.hero__block--1 {
  width: 200px;
  height: 320px;
  background: linear-gradient(160deg, #2e2a24 0%, #3d3830 100%);
  bottom: 0; left: 10%;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}

.hero__block--2 {
  width: 260px;
  height: 400px;
  background: linear-gradient(165deg, #38332c 0%, #4a4438 60%, #c8873a20 100%);
  bottom: 0; left: 28%;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.05);
}

.hero__block--3 {
  width: 180px;
  height: 260px;
  background: linear-gradient(155deg, #29261f 0%, #342f27 100%);
  bottom: 0; right: 8%;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.03);
}

.hero__texture {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 38px,
      rgba(255,255,255,0.012) 38px,
      rgba(255,255,255,0.012) 40px
    ),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 38px,
      rgba(255,255,255,0.012) 38px,
      rgba(255,255,255,0.012) 40px
    );
  pointer-events: none;
}

/* ── STATS ── */
.stats {
  background: var(--dark);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.stats__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stat__num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent-lo);
  line-height: 1;
}

.stat__label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.4;
  max-width: 18ch;
}

.stat__div {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
}

/* ── SERVICES ── */
.services {
  padding: var(--space-xl) 0;
}

.services__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.svc {
  padding: 2.5rem 2.8rem;
  background: var(--bg-alt);
  position: relative;
  transition: background 0.2s;
}

.svc:hover { background: #e0d9d0; }

.svc__mark {
  width: 28px;
  height: 28px;
  background: var(--accent);
  border-radius: 50%;
  margin-bottom: 1.4rem;
  box-shadow: 0 0 0 6px rgba(200,135,58,0.15);
}

.svc__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.svc__desc {
  font-size: 0.9rem;
  color: var(--fg-mid);
  line-height: 1.7;
}

/* ── DIFFERENTIATORS ── */
.diff {
  background: var(--dark);
  padding: var(--space-xl) 0;
}

.diff__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.diff__text .section__eyebrow { color: var(--accent-lo); }
.diff__text .section__heading { color: #fff; }

.diff__body {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
}

.diff__points {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
  padding-top: 1rem;
}

.pt {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.pt__icon {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(200,135,58,0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.pt__text {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.5;
}

/* ── PROCESS ── */
.process {
  padding: var(--space-xl) 0;
  background: var(--bg-alt);
}

.process__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.process__inner .section__heading { max-width: 28ch; }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 1.2rem;
  left: calc(16.67% + 1rem);
  right: calc(16.67% + 1rem);
  height: 1px;
  background: var(--border);
}

.step {
  position: relative;
}

.step__num {
  display: block;
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(200,135,58,0.2);
  line-height: 1;
  margin-bottom: 1.2rem;
  letter-spacing: -0.03em;
}

.step__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.step__desc {
  font-size: 0.88rem;
  color: var(--fg-mid);
  line-height: 1.7;
}

/* ── CLOSING ── */
.closing {
  background: var(--dark);
  overflow: hidden;
}

.closing__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-xl) 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: center;
}

.closing__stripe {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--accent);
}

.closing__content { position: relative; }

.closing__eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-lo);
  margin-bottom: 1.2rem;
}

.closing__headline {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 1.2rem;
  max-width: 42ch;
  font-style: italic;
}

.closing__sub {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 44ch;
}

.closing__visual {
  flex-shrink: 0;
}

.closing__block {
  width: 240px;
  height: 300px;
  background: linear-gradient(170deg, #2e2a22 0%, #c8873a18 100%);
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}

/* ── FOOTER ── */
.footer {
  background: #141210;
  padding: var(--space-lg) 0 var(--space-md);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.footer__brand {
  margin-bottom: 1.5rem;
}

.footer__logo {
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 400;
  color: rgba(255,255,255,0.9);
}

.footer__logo strong {
  font-weight: 700;
  color: var(--accent-lo);
}

.footer__desc {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.3);
  margin-top: 0.4rem;
  letter-spacing: 0.04em;
}

.footer__note {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  line-height: 1.6;
  max-width: 50ch;
  border-left: 2px solid rgba(200,135,58,0.3);
  padding-left: 1rem;
  margin-bottom: 2rem;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 1.5rem;
}

.footer__copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.2);
  letter-spacing: 0.04em;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
    padding: 4rem 2rem 3rem;
  }

  .hero__visual { display: none; }

  .hero__headline { font-size: 3rem; }

  .stats__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

  .stat__div { display: none; }

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

  .diff__inner { grid-template-columns: 1fr; gap: 2rem; }

  .steps {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .steps::before { display: none; }

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

  .closing__visual { display: none; }

  .nav__tag { display: none; }
}

@media (max-width: 480px) {
  .hero__headline { font-size: 2.4rem; }
  .section__heading { font-size: 1.8rem; }
  .services__inner, .process__inner { padding: 0 1.25rem; }
  .svc { padding: 1.75rem 1.5rem; }
}