@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg: #0b0806;
  --bg-soft: #15100c;
  --stone: #c7baa5;
  --stone-soft: #8f8270;
  --gold: #c89a4b;
  --gold-bright: #e0bd74;
  --ember: #8e3f20;
  --text: #f2eadf;
  --muted: #b8aa98;
  --line: rgba(214, 181, 124, 0.22);
  --card: rgba(24, 18, 13, 0.78);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(125, 72, 28, 0.18), transparent 34rem),
    linear-gradient(180deg, #0d0907 0%, #080605 100%);
  font-family: "Inter", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 84px;
  padding: 0 6vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: linear-gradient(180deg, rgba(4, 3, 2, 0.72), transparent);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(224, 189, 116, 0.65);
  transform: rotate(45deg);
  color: var(--gold-bright);
  font-family: "Cinzel", serif;
  font-weight: 700;
}

.brand-mark::first-letter {
  transform: rotate(-45deg);
}

.brand-name {
  letter-spacing: 0.24em;
  font-family: "Cinzel", serif;
  font-size: 0.95rem;
  font-weight: 700;
}

.site-nav {
  display: flex;
  gap: 1.8rem;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.87rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--gold-bright);
}

.foundation-hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  align-items: center;
  padding: 126px 6vw 80px;
  isolation: isolate;
}

.foundation-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -4;
  background:
    linear-gradient(90deg, rgba(8, 6, 5, 0.97) 0%, rgba(8, 6, 5, 0.82) 42%, rgba(8, 6, 5, 0.20) 75%),
    linear-gradient(180deg, rgba(7, 5, 4, 0.25), #090604 100%),
    url("assets/imgs/tahedra-monolito.png") center right / cover no-repeat;
  filter: saturate(0.78) brightness(0.56);
  transform: scale(1.03);
}

.foundation-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 76% 47%, rgba(218, 143, 59, 0.18), transparent 22rem),
    repeating-linear-gradient(
      90deg,
      transparent 0,
      transparent 79px,
      rgba(255,255,255,0.012) 80px
    );
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, transparent 72%, #0b0806 100%);
}

.hero-copy {
  max-width: 700px;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--gold);
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  font-weight: 600;
}

.hero-copy h1,
.section-heading h2 {
  margin: 0;
  font-family: "Cinzel", serif;
  font-weight: 600;
  line-height: 1.08;
}

.hero-copy h1 {
  max-width: 780px;
  font-size: clamp(2.8rem, 5.8vw, 6.4rem);
  text-wrap: balance;
}

.hero-intro {
  max-width: 680px;
  margin: 1.8rem 0 0;
  color: #d0c3b1;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
}

.monolith-wrap {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.monolith {
  position: relative;
  z-index: 2;
  width: min(100%, 650px);
  max-height: 78vh;
  object-fit: contain;
  filter:
    drop-shadow(0 38px 36px rgba(0, 0, 0, 0.58))
    drop-shadow(0 0 28px rgba(183, 105, 40, 0.15));
}

.monolith-glow {
  position: absolute;
  left: 50%;
  bottom: 5%;
  width: 55%;
  height: 40%;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(174, 91, 30, 0.15);
  filter: blur(55px);
}

.scroll-indicator {
  position: absolute;
  left: 6vw;
  bottom: 30px;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--stone-soft);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.scroll-indicator span {
  color: var(--gold);
  font-size: 1.2rem;
}

.principles-section {
  position: relative;
  padding: 110px 6vw 130px;
}

.principles-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 6vw;
  right: 6vw;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 4rem;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
}

.section-heading > p:last-child {
  max-width: 660px;
  margin: 1.2rem auto 0;
  color: var(--muted);
}

.principles-grid {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  gap: 1.4rem;
}

.principle-card {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 2rem;
  padding: clamp(2rem, 4vw, 4rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.025), transparent 50%),
    var(--card);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
}

.principle-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 190px;
  height: 190px;
  background: radial-gradient(circle at top right, rgba(197, 135, 59, 0.12), transparent 68%);
}

.principle-number {
  color: rgba(224, 189, 116, 0.62);
  font-family: "Cinzel", serif;
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  line-height: 1;
}

.principle-card h3 {
  margin: 0 0 0.9rem;
  color: var(--gold-bright);
  font-family: "Cinzel", serif;
  font-size: clamp(1.4rem, 2.4vw, 2.2rem);
  font-weight: 600;
}

.principle-card p {
  margin: 0;
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
}

.principle-detail {
  margin-top: 1rem !important;
  max-width: 850px;
  color: var(--muted);
  font-size: 0.98rem !important;
}

.closing-section {
  padding: 120px 6vw;
  text-align: center;
  background:
    linear-gradient(rgba(6, 4, 3, 0.78), rgba(6, 4, 3, 0.92)),
    url("assets/imgs/tahedra-monolito.png") center 40% / cover no-repeat;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.closing-mark {
  margin-bottom: 1.5rem;
  color: var(--gold);
}

.closing-section blockquote {
  max-width: 940px;
  margin: 0 auto;
  font-family: "Cinzel", serif;
  font-size: clamp(1.6rem, 3.2vw, 3rem);
  line-height: 1.35;
}

.closing-section p {
  margin: 1.6rem 0 0;
  color: var(--muted);
}

.site-footer {
  min-height: 120px;
  padding: 2rem 6vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  color: #857867;
  font-size: 0.84rem;
}

.site-footer a {
  color: var(--gold);
  text-decoration: none;
}

@media (max-width: 900px) {
  .site-nav {
    display: none;
  }

  .foundation-hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 150px;
    text-align: center;
  }

  .foundation-hero::before {
    background:
      linear-gradient(180deg, rgba(8, 6, 5, 0.86), rgba(8, 6, 5, 0.48) 46%, #0b0806 100%),
      url("assets/imgs/tahedra-monolito.png") center / cover no-repeat;
  }

  .hero-copy {
    margin: 0 auto;
  }

  .monolith-wrap {
    min-height: 450px;
    margin-top: 1rem;
  }

  .scroll-indicator {
    display: none;
  }

  .principle-card {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .principle-number {
    font-size: 3rem;
  }
}

@media (max-width: 600px) {
  .site-header {
    min-height: 72px;
    padding-inline: 1.25rem;
  }

  .foundation-hero,
  .principles-section,
  .closing-section {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .foundation-hero {
    padding-top: 120px;
  }

  .hero-copy h1 {
    font-size: 2.65rem;
  }

  .monolith-wrap {
    min-height: 340px;
  }

  .principles-section {
    padding-top: 80px;
    padding-bottom: 90px;
  }

  .principle-card {
    padding: 1.6rem;
  }

  .closing-section {
    padding-top: 85px;
    padding-bottom: 85px;
  }

  .site-footer {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
}