*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --stone:    #1a1714;
    --limestone:#2e2a24;
    --stratum:  #3d3830;
    --dust:     #8a7f6e;
    --pale:     #c8bfaf;
    --cream:    #f0ebe2;
    --white:    #faf8f4;
    --amber:    #c4882a;
    --gold:     #d4a843;
    --rust:     #8b4a2a;
  }

  html { scroll-behavior: smooth; }

  body {
    background: var(--stone);
    color: var(--cream);
    font-family: 'DM Sans', sans-serif;
    font-weight: 300;
    overflow-x: hidden;
    cursor: default;
  }


  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    mix-blend-mode: normal;
    background: linear-gradient(to bottom, rgba(26,23,20,0.75) 0%, transparent 100%);
  }

  .nav-logo {
    font-family: 'Jost', sans-serif;
    font-weight: 300;
    font-size: 1rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--cream);
    text-decoration: none;
    text-shadow: 0 1px 10px rgba(0,0,0,0.9), 0 0 30px rgba(0,0,0,0.6);
  }

  .nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
  }

  .nav-links a {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s;
    text-shadow: 0 1px 8px rgba(0,0,0,0.9);
  }

  .nav-links a:hover { color: var(--cream); }

  /* ── HERO ── */
  .hero {
    min-height: 100vh;
    display: grid;
    grid-template-rows: 1fr auto;
    position: relative;
    padding: 0 4rem;
    overflow: hidden;
    background-image: url("../images/hero-bg.jpg");
    background-size: cover;
    background-position: center 30%;
  }

  .hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
      105deg,
      rgba(26,23,20,0.92) 0%,
      rgba(26,23,20,0.78) 45%,
      rgba(26,23,20,0.45) 75%,
      rgba(26,23,20,0.3) 100%
    );
    pointer-events: none;
    z-index: 1;
  }

  /* geological strata lines */
  .strata {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  .strata-line {
    position: absolute;
    left: -10%;
    right: -10%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(196,136,42,0.12), rgba(196,136,42,0.25), rgba(196,136,42,0.12), transparent);
    transform-origin: center;
  }

  .strata-line:nth-child(1) { top: 28%; transform: rotate(-0.8deg); opacity: 0.7; }
  .strata-line:nth-child(2) { top: 42%; transform: rotate(0.4deg); opacity: 0.5; }
  .strata-line:nth-child(3) { top: 57%; transform: rotate(-0.3deg); opacity: 0.3; }
  .strata-line:nth-child(4) { top: 71%; transform: rotate(0.6deg); opacity: 0.2; }

  .hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 12vh;
    max-width: 900px;
  }

  .eyebrow {
    font-family: 'DM Sans', sans-serif;
    font-size: 0.7rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeUp 1s ease 0.3s forwards;
  }

  .hero-name {
    font-family: 'Jost', sans-serif;
    font-weight: 300;
    font-size: clamp(4rem, 10vw, 9.5rem);
    line-height: 0.95;
    letter-spacing: 0.08em;
    color: var(--white);
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeUp 1.2s ease 0.5s forwards;
  }

  .hero-name em {
    font-style: normal;
    color: var(--white);
    font-weight: 300;
  }

  .hero-sub {
    font-family: 'Jost', sans-serif;
    font-style: italic;
    font-weight: 200;
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    color: var(--pale);
    margin-top: 2rem;
    max-width: 560px;
    line-height: 1.6;
    opacity: 0;
    animation: fadeUp 1.2s ease 0.8s forwards;
  }

  .hero-rule {
    width: 60px;
    height: 1px;
    background: var(--amber);
    margin: 3rem 0;
    opacity: 0;
    animation: fadeUp 1s ease 1s forwards;
  }

  .hero-descriptor {
    font-size: 0.8rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--cream);
    text-shadow: 0 1px 12px rgba(0,0,0,0.8);
    opacity: 0;
    animation: fadeUp 1s ease 1.2s forwards;
  }

  .hero-bottom {
    padding-bottom: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
  }

  .scroll-hint {
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--pale);
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .scroll-hint::before {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--dust);
  }

  .hero-coords {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--stratum);
    font-family: 'DM Sans', sans-serif;
  }


  /* ── SECTION BASE ── */
  section {
    padding: 8rem 4rem;
  }

  .section-label {
    font-size: 0.65rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--amber);
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }

  .section-label::after {
    content: '';
    flex: 1;
    max-width: 60px;
    height: 1px;
    background: var(--amber);
    opacity: 0.5;
  }

  /* ── ABOUT ── */
  .about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8rem;
    align-items: start;
  }

  .about-left h2 {
    font-family: 'Jost', sans-serif;
    font-weight: 200;
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 2.5rem;
  }

  .about-left h2 em {
    font-style: italic;
    color: var(--gold);
  }

  .about-right p {
    font-size: 1rem;
    line-height: 1.9;
    color: var(--pale);
    margin-bottom: 1.8rem;
  }

  .about-right p strong {
    color: var(--cream);
    font-weight: 400;
  }

  /* ── SERVICES ── */
  .services-section {
    background: var(--limestone);
    border-top: 1px solid rgba(196,136,42,0.1);
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    margin-top: 2rem;
  }

  .service-item {
    padding: 3.5rem 3rem;
    border-right: 1px solid rgba(196,136,42,0.12);
    border-bottom: 1px solid rgba(196,136,42,0.12);
    transition: background 0.4s;
  }

  .service-item:nth-child(3n) { border-right: none; }
  .service-item:nth-child(n+4) { border-bottom: none; }

  .service-item:hover {
    background: rgba(196,136,42,0.04);
  }

  .service-num {
    font-family: 'Jost', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    color: var(--amber);
    margin-bottom: 1.8rem;
  }

  .service-name {
    font-family: 'Jost', sans-serif;
    font-weight: 200;
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 1.2rem;
    line-height: 1.2;
  }

  .service-desc {
    font-size: 0.88rem;
    line-height: 1.8;
    color: var(--pale);
  }

  /* ── PHILOSOPHY ── */
  .philosophy {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
  }

  .philosophy blockquote {
    font-family: 'Jost', sans-serif;
    font-style: italic;
    font-weight: 200;
    font-size: clamp(1.6rem, 3.5vw, 2.8rem);
    line-height: 1.5;
    color: var(--cream);
    margin-bottom: 3rem;
  }

  .philosophy blockquote em {
    color: var(--gold);
    font-style: normal;
  }

  .philosophy cite {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--pale);
    font-style: normal;
  }

  /* ── APPROACH ── */
  .approach-section {
    background: var(--limestone);
    border-top: 1px solid rgba(196,136,42,0.1);
  }

  .approach-items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem 8rem;
    margin-top: 1rem;
  }

  .approach-item {}

  .approach-item h3 {
    font-family: 'Jost', sans-serif;
    font-weight: 200;
    font-size: 1.4rem;
    color: var(--gold);
    margin-bottom: 1rem;
  }

  .approach-item p {
    font-size: 0.9rem;
    line-height: 1.85;
    color: var(--pale);
  }

  /* ── CTA ── */
  .cta-section {
    text-align: center;
    padding: 10rem 4rem;
    position: relative;
    overflow: hidden;
    background-image: url("../images/cta-bg.jpg");
    background-size: cover;
    background-position: center 40%;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
      to bottom,
      rgba(26,23,20,0.82) 0%,
      rgba(26,23,20,0.70) 50%,
      rgba(26,23,20,0.85) 100%
    );
    pointer-events: none;
    z-index: 0;
  }

  .cta-section h2 {
    font-family: 'Jost', sans-serif;
    font-weight: 200;
    font-size: clamp(2rem, 4vw, 3.2rem);
    color: var(--white);
    margin-bottom: 1.5rem;
    position: relative;
  }

  .cta-section p {
    font-size: 0.9rem;
    color: var(--pale);
    letter-spacing: 0.1em;
    margin-bottom: 3.5rem;
    position: relative;
  }

  .cta-btn {
    display: inline-block;
    padding: 1.1rem 3.5rem;
    border: 1px solid var(--amber);
    color: var(--amber);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.4s;
    position: relative;
  }

  .cta-btn:hover {
    background: var(--amber);
    color: var(--stone);
  }

  /* ── CONTACT FORM ── */
  .contact-form-wrap {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.6s ease, opacity 0.5s ease;
    opacity: 0;
    position: relative;
  }

  .contact-form-wrap.open {
    max-height: 600px;
    opacity: 1;
  }

  .contact-form {
    max-width: 480px;
    margin: 3rem auto 0;
    text-align: left;
  }

  .form-field {
    margin-bottom: 1.8rem;
  }

  .form-field label {
    display: block;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.65rem;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--dust);
    margin-bottom: 0.6rem;
  }

  .form-field input,
  .form-field textarea {
    width: 100%;
    padding: 0.9rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--stratum);
    color: var(--cream);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem;
    font-weight: 300;
    transition: border-color 0.3s;
    outline: none;
    resize: none;
  }

  .form-field input:focus,
  .form-field textarea:focus {
    border-bottom-color: var(--amber);
  }

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

  .form-field-hp {
    position: absolute;
    left: -9999px;
    top: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
  }

  .form-submit {
    margin-top: 1rem;
    cursor: pointer;
    background: transparent;
  }

  .form-submit:disabled {
    opacity: 0.4;
    cursor: not-allowed;
  }

  .form-status {
    margin-top: 1.5rem;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--pale);
    text-align: center;
    min-height: 1.2em;
  }

  .form-status.success { color: var(--gold); }
  .form-status.error { color: var(--rust); }

  /* ── FOOTER ── */
  footer {
    background: var(--stone);
    border-top: 1px solid rgba(196,136,42,0.15);
    padding: 3rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .footer-logo {
    font-family: 'Jost', sans-serif;
    font-weight: 300;
    font-size: 1.1rem;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--pale);
  }

  .footer-right {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--stratum);
    text-align: right;
  }

  .footer-tagline {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--stratum);
    font-style: italic;
  }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  @keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
  }

  /* scroll reveal */
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.9s ease, transform 0.9s ease;
  }

  .reveal.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* ── MOBILE ── */
  @media (max-width: 768px) {
    nav {
      padding: 1.5rem 1.5rem;
    }

    .nav-links {
      gap: 1.2rem;
    }

    .nav-links a {
      font-size: 0.6rem;
      letter-spacing: 0.15em;
    }

    .hero {
      padding: 0 1.5rem;
    }

    .hero-content {
      padding-top: 8vh;
    }

    .hero-descriptor {
      font-size: 0.7rem;
      letter-spacing: 0.15em;
    }

    .hero-bottom {
      flex-direction: column;
      align-items: flex-start;
      gap: 1rem;
      padding-bottom: 2rem;
    }

    section {
      padding: 5rem 1.5rem;
    }

    .about {
      grid-template-columns: 1fr;
      gap: 3rem;
    }

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

    .service-item {
      padding: 2.5rem 1.5rem;
      border-right: none;
      border-bottom: 1px solid rgba(196,136,42,0.12);
    }

    .service-item:nth-child(3n) { border-right: none; }
    .service-item:nth-child(n+4) { border-bottom: 1px solid rgba(196,136,42,0.12); }
    .service-item:last-child { border-bottom: none; }

    .approach-items {
      grid-template-columns: 1fr;
      gap: 3rem;
    }

    .cta-section {
      padding: 6rem 1.5rem;
    }

    .cta-btn {
      padding: 1rem 2.5rem;
      font-size: 0.65rem;
    }

    .contact-form {
      margin: 2rem auto 0;
      padding: 0 0.5rem;
    }

    footer {
      padding: 2.5rem 1.5rem;
    }
  }

  @media (max-width: 480px) {
    .nav-links {
      gap: 0.8rem;
    }

    .nav-links a {
      font-size: 0.55rem;
      letter-spacing: 0.1em;
    }

    .nav-logo {
      font-size: 0.85rem;
      letter-spacing: 0.3em;
    }
  }