/* ============================================================
   BLACK MOUNTAIN CORPORATION — Landing Page Styles
   Color Palette:
     Black:    #0a0a0a
     Charcoal: #1c1c1c
     Gray:     #555555
     Light:    #f4f3ef
     White:    #ffffff
     Gold:     #c9a84c  (accent — sparingly)
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Montserrat', sans-serif;
  background-color: #ffffff;
  color: #1c1c1c;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ===== LAYOUT ===== */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
}

.section--dark {
  background-color: #0a0a0a;
}

.section--light {
  background-color: #f4f3ef;
}

/* ===== SECTION TYPOGRAPHY ===== */
.section__label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #c9a84c;
  margin-bottom: 12px;
}

.section__label--light {
  color: #c9a84c;
}

.section__heading {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: #0a0a0a;
  margin-bottom: 16px;
}

.section__heading--light {
  color: #ffffff;
}

.section__intro {
  font-size: 1rem;
  color: #555555;
  max-width: 580px;
}

.section__intro--light {
  color: #aaaaaa;
}

.section__header {
  text-align: center;
  margin-bottom: 56px;
}

.section__header .section__intro {
  margin: 0 auto;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: #ffffff;
  border-bottom: 1px solid #eeeeee;
  transition: box-shadow 0.3s;
}

.nav--scrolled {
  border-bottom-color: #e8e8e8;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.nav__inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo img {
  height: 44px;
  width: auto;
  mix-blend-mode: multiply;
}

nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #1c1c1c;
  transition: color 0.2s;
}

.nav__link:hover {
  color: #c9a84c;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn--primary {
  background-color: #0a0a0a;
  color: #ffffff;
  border-color: #0a0a0a;
}

.btn--primary:hover {
  background-color: #c9a84c;
  border-color: #c9a84c;
  color: #0a0a0a;
}

.btn--outline {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  background-color: #0a0a0a;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  transition: background-color 0.2s, color 0.2s;
}

.nav__cta:hover {
  background-color: #c9a84c;
  color: #0a0a0a;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: #0a0a0a;
  overflow: hidden;
  padding-top: 72px; /* nav height */
}

/* Subtle texture pattern using CSS */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 168, 76, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 168, 76, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(201, 168, 76, 0.06) 0%, transparent 65%),
              radial-gradient(ellipse at 20% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 1140px;
  margin: 0 auto;
  padding: 80px 24px;
}

.hero__eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #c9a84c;
  margin-bottom: 24px;
}

.hero__headline {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #ffffff;
  margin-bottom: 28px;
  max-width: 800px;
}

.hero__sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: #888888;
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== ABOUT ===== */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: center;
}

.about__logo-wrap {
  display: flex;
  justify-content: center;
}

.about__logo {
  max-width: 280px;
  filter: contrast(1.05);
}

.about__text .section__label {
  margin-bottom: 12px;
}

.about__text h2 {
  margin-bottom: 24px;
}

.about__text p {
  color: #444444;
  margin-bottom: 16px;
  font-size: 0.97rem;
}

.about__text p:last-child {
  margin-bottom: 0;
}

/* ===== SECTORS ===== */
.sectors__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.sector-card {
  background-color: #111111;
  padding: 40px 32px;
  border: 1px solid #1e1e1e;
  transition: background-color 0.3s, border-color 0.3s;
}

.sector-card:hover {
  background-color: #161616;
  border-color: #c9a84c;
}

.sector-card__icon {
  width: 48px;
  height: 48px;
  color: #c9a84c;
  margin-bottom: 20px;
}

.sector-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 12px;
  line-height: 1.3;
}

.sector-card__desc {
  font-size: 0.875rem;
  color: #777777;
  line-height: 1.7;
}

/* ===== STATEMENT / QUOTE ===== */
.statement {
  background-color: #ffffff;
  border-top: 1px solid #eeeeee;
  border-bottom: 1px solid #eeeeee;
}

.statement__quote {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  padding: 0 24px;
  font-style: normal;
}

.statement__quote p {
  font-family: 'Lora', serif;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-style: italic;
  color: #1c1c1c;
  line-height: 1.7;
  margin-bottom: 24px;
}

.statement__quote cite {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #c9a84c;
  font-style: normal;
}

/* ===== CONTACT ===== */
.contact__card {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  padding: 48px 40px;
  max-width: 700px;
  margin: 0 auto;
  box-shadow: 0 4px 40px rgba(0, 0, 0, 0.05);
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact__icon {
  color: #c9a84c;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #999999;
  margin-bottom: 4px;
}

.contact__value {
  font-size: 1rem;
  font-weight: 600;
  color: #0a0a0a;
  transition: color 0.2s;
}

a.contact__value:hover {
  color: #c9a84c;
}

/* ===== FOOTER ===== */
.footer {
  background-color: #0a0a0a;
  padding: 48px 0;
  border-top: 1px solid #1e1e1e;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.footer__logo {
  height: 40px;
  width: auto;
  filter: invert(1);
  opacity: 0.7;
}

.footer__copy {
  font-size: 0.8rem;
  color: #555555;
}

.footer__tagline {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: #c9a84c;
  text-transform: uppercase;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about__logo-wrap {
    order: -1;
  }

  .about__logo {
    max-width: 180px;
  }

  .sectors__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .section {
    padding: 64px 0;
  }

  nav {
    gap: 16px;
  }

  .nav__link {
    display: none;
  }

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

  .hero__actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .contact__card {
    flex-direction: column;
    padding: 32px 24px;
  }
}