:root {
  --bg-dark: #0b0f12;
  --bg-deep: #11171a;
  --surface-dark: #182024;
  --bg-light: #f4f1ea;
  --surface-light: #ffffff;
  --text-on-dark: #f4f1ea;
  --text-muted-dark: #aeb7b9;
  --text-main: #161b1d;
  --text-muted: #626b6e;
  --accent-copper: #a86f43;
  --accent-copper-hover: #bd8050;
  --border-dark: rgba(255, 255, 255, 0.12);
  --border-light: rgba(20, 28, 30, 0.12);
  --focus: #c48a55;
  --danger: #b42318;
  --radius: 4px;
  --container: 1320px;
  --header-h: 72px;
  --font-sans: "Manrope", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/manrope-cyrillic-400-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/manrope-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/manrope-cyrillic-500-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/manrope-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/manrope-cyrillic-600-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/manrope-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/manrope-cyrillic-700-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "Manrope";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/manrope-latin-700-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-cyrillic-400-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text-main);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent-copper);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

h1,
h2,
h3 {
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}

h1 {
  font-size: clamp(2.25rem, 4.5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0 0 1rem;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.section {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
}

.section--dark {
  background: var(--bg-deep);
  color: var(--text-on-dark);
}

.section--darker {
  background: var(--bg-dark);
  color: var(--text-on-dark);
}

.section--light {
  background: var(--bg-light);
  color: var(--text-main);
}

.section--white {
  background: var(--surface-light);
  color: var(--text-main);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-copper);
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 42rem;
}

.section--dark .lead,
.section--darker .lead {
  color: var(--text-muted-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.btn:hover {
  text-decoration: none;
  color: inherit;
}

.btn--primary {
  background: var(--accent-copper);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-copper-hover);
  color: #fff;
}

/* Soft shine on contact form CTA */
#lead-form button.btn--primary {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  z-index: 0;
}
#lead-form button.btn--primary::after {
  content: "";
  position: absolute;
  inset: -20% -40%;
  background: linear-gradient(
    115deg,
    transparent 35%,
    rgba(255, 245, 220, 0.08) 45%,
    rgba(255, 250, 235, 0.38) 50%,
    rgba(255, 245, 220, 0.08) 55%,
    transparent 65%
  );
  transform: translateX(-120%) skewX(-18deg);
  animation: form-btn-shine 14s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}
#lead-form button.btn--primary > * {
  position: relative;
  z-index: 2;
}
@keyframes form-btn-shine {
  0%,
  62% {
    transform: translateX(-120%) skewX(-18deg);
  }
  88%,
  100% {
    transform: translateX(120%) skewX(-18deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  #lead-form button.btn--primary::after {
    animation: none;
    display: none;
  }
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-dark);
  color: var(--text-on-dark);
}

.btn--ghost:hover {
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}

.btn--dark {
  background: var(--bg-dark);
  color: var(--text-on-dark);
}

.btn--dark:hover {
  background: #1a2226;
  color: #fff;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn-row--center {
  justify-content: center;
}

.note {
  font-size: 0.9375rem;
  color: var(--text-muted);
}

.section--dark .note,
.section--darker .note {
  color: var(--text-muted-dark);
}

.caveat {
  margin-top: 1.25rem;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--accent-copper);
  background: rgba(168, 111, 67, 0.08);
  font-size: 0.95rem;
}

.grid-2 {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: start;
  }
  .grid-2--57 {
    grid-template-columns: 5fr 7fr;
  }
  .grid-2--75 {
    grid-template-columns: 7fr 5fr;
  }
}

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

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .card-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
  .card-grid--5 {
    grid-template-columns: repeat(5, 1fr);
  }
}

.card {
  background: var(--surface-light);
  border: 1px solid var(--border-light);
  padding: 1.35rem 1.4rem;
}

.section--dark .card,
.section--darker .card {
  background: var(--surface-dark);
  border-color: var(--border-dark);
}

.card h3 {
  margin-bottom: 0.5rem;
}

/* Soft lift on interactive tiles (facts, thesis, docs, process, capacity) */
@media (hover: hover) and (pointer: fine) {
  .fact,
  .card,
  .steps__item {
    transition:
      opacity 0.55s var(--ease),
      transform 0.4s var(--ease),
      box-shadow 0.4s var(--ease),
      border-color 0.4s var(--ease);
  }

  .fact.is-visible:hover,
  .card.is-visible:hover,
  .steps__item.is-visible:hover {
    transform: translateY(-7px);
  }

  .section--light .card.is-visible:hover,
  .section--white .card.is-visible:hover {
    box-shadow: 0 14px 30px rgba(20, 24, 28, 0.09);
    border-color: rgba(168, 111, 67, 0.28);
  }

  .fact.is-visible:hover,
  .section--dark .card.is-visible:hover,
  .section--darker .card.is-visible:hover,
  .steps__item.is-visible:hover {
    border-color: rgba(168, 111, 67, 0.42);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.32);
  }
}

@media (prefers-reduced-motion: reduce) {
  .fact.is-visible:hover,
  .card.is-visible:hover,
  .steps__item.is-visible:hover {
    transform: none;
    box-shadow: none;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 1000;
  background: #fff;
  color: #000;
  padding: 0.75rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}
.form {
  position: relative;
  display: grid;
  gap: 1rem;
}

.form__row {
  display: grid;
  gap: 1rem;
}

@media (min-width: 720px) {
  .form__row--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  background: #fff;
  font: inherit;
  color: var(--text-main);
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field input:focus-visible,
.field textarea:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.field__error {
  color: var(--danger);
  font-size: 0.875rem;
  margin-top: 0.35rem;
  display: none;
}

.field.is-invalid .field__error {
  display: block;
}

.field.is-invalid input,
.field.is-invalid textarea {
  border-color: var(--danger);
}

.checkbox {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.9375rem;
}

.checkbox input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.hp {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.form__status {
  min-height: 1.5rem;
  font-size: 0.95rem;
}

.form__status--ok {
  color: #1b6b3a;
}

.form__status--err {
  color: var(--danger);
}
/* from DataRoomSection.astro */
.folders {
    margin-top: 2rem;
    display: grid;
    gap: 0.75rem;
    grid-template-columns: 1fr;
  }
  @media (min-width: 640px) {
    .folders {
      grid-template-columns: 1fr 1fr;
    }
  }
  @media (min-width: 1100px) {
    .folders {
      grid-template-columns: repeat(4, 1fr);
    }
  }
  .folder {
    display: grid;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: 0.65rem;
    padding: 1rem 1.1rem;
    background: var(--surface-light);
    border: 1px solid var(--border-light);
    min-height: 72px;
  }
  .folder__id {
    color: var(--accent-copper);
    font-size: 0.85rem;
  }
  .folder__title {
    font-weight: 600;
  }
  .folder__lock {
    font-size: 0.85rem;
    opacity: 0.7;
  }

/* from DrillingSection.astro */
.drill-kpi {
    font-size: clamp(1.15rem, 2.4vw, 1.6rem);
    color: var(--text-main);
    margin: 1rem 0 1.5rem;
  }
  .drill-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--border-light);
  }
  .drill-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
  }
  .drill-table th,
  .drill-table td {
    text-align: left;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.95rem;
  }
  .drill-table th {
    background: var(--bg-light);
    font-weight: 600;
  }
  .drill-cards {
    display: none;
  }
  .drill-media {
    display: grid;
    gap: 1rem;
  }
  .drill-media__row {
    display: grid;
    gap: 1rem;
  }
  .drill-insight {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.85rem;
    padding: 1.25rem 1.35rem;
    background: var(--bg-light);
    border: 1px solid var(--border-light);
    border-left: 3px solid var(--accent-copper);
    min-height: 100%;
  }
  .drill-insight__title {
    margin: 0;
    font-size: clamp(1.15rem, 2vw, 1.4rem);
    font-weight: 600;
    line-height: 1.25;
    color: var(--text-main);
  }
  .drill-insight__stats {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.75rem;
  }
  .drill-insight__stats li {
    display: grid;
    gap: 0.2rem;
  }
  .drill-insight__stats .mono {
    color: var(--accent-copper);
    font-size: 0.95rem;
  }
  .drill-insight__stats span:last-child {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.4;
  }
  .drill-insight__text {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-main);
  }
  .drill-insight__meta {
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.45;
  }
  @media (min-width: 900px) {
    .drill-media {
      gap: 1.5rem;
    }
    .drill-media__row {
      grid-template-columns: 1fr 1fr;
      align-items: stretch;
      gap: 1.25rem;
    }
  }
  @media (max-width: 700px) {
    .drill-table {
      display: none;
    }
    .drill-cards {
      display: grid;
      gap: 0.75rem;
      padding: 0.75rem;
    }
  }

/* from FAQ.astro */
.faq {
    margin-top: 1.75rem;
    display: grid;
    gap: 0.65rem;
  }
  .faq__item {
    border: 1px solid var(--border-light);
    background: var(--surface-light);
    padding: 0 1.1rem;
  }
  .faq__item summary {
    cursor: pointer;
    list-style: none;
    padding: 1.1rem 0;
    font-weight: 600;
    min-height: 48px;
  }
  .faq__item summary::-webkit-details-marker {
    display: none;
  }
  .faq__item summary::after {
    content: "+";
    float: right;
    color: var(--accent-copper);
    font-weight: 500;
  }
  .faq__item[open] summary::after {
    content: "–";
  }
  .faq__item p {
    margin: 0 0 1.1rem;
    color: var(--text-muted);
  }

/* from FactGrid.astro */
.facts {
    padding-top: 0;
  }
  .fact {
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    padding: 1.2rem;
    min-height: 100%;
  }
  .fact__value {
    margin: 0.85rem 0 0.35rem;
    font-size: 1.05rem;
    font-weight: 500;
    color: #fff;
  }
  .fact__label {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-muted-dark);
  }
  @media (max-width: 639px) {
    .facts__grid {
      grid-template-columns: 1fr 1fr;
    }
  }

/* from Footer.astro */
.footer {
    background: var(--bg-dark);
    color: var(--text-on-dark);
    padding: 3.5rem 0 2rem;
    border-top: 1px solid var(--border-dark);
  }
  .footer__grid {
    display: grid;
    gap: 2rem 2.5rem;
    margin-bottom: 2.25rem;
    align-items: start;
  }
  @media (min-width: 720px) {
    .footer__grid {
      grid-template-columns: 1.4fr 1fr 1.1fr;
    }
  }
  .footer__brand {
    font-weight: 700;
    font-size: clamp(1rem, 1.4vw, 1.15rem);
    margin: 0 0 0.75rem;
    letter-spacing: -0.02em;
  }
  .footer__tagline {
    margin: 0;
    max-width: 28rem;
  }
  .footer__label {
    font-weight: 600;
    margin: 0 0 0.75rem;
    font-size: 0.92rem;
  }
  .footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.45rem;
  }
  .footer a {
    color: var(--text-muted-dark);
    text-decoration: none;
  }
  .footer a:hover {
    color: #fff;
  }
  .footer__bottom {
    border-top: 1px solid var(--border-dark);
    padding-top: 1.5rem;
  }
  .footer__disclaimer {
    font-size: 0.85rem;
    color: var(--text-muted-dark);
    line-height: 1.55;
    max-width: 70rem;
    margin: 0;
  }
  .footer__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem 1.5rem;
    margin-top: 1.25rem;
  }
  .footer__copy,
  .footer__credit {
    margin: 0;
    font-size: 0.75rem;
    color: rgba(174, 183, 185, 0.7);
  }
  .footer__credit a {
    color: inherit;
  }
  .footer__credit a:hover {
    color: #fff;
  }

/* from GeologySection.astro */
.geo-grid {
    display: grid;
    gap: 1rem;
  }
  @media (min-width: 900px) {
    .geo-grid {
      grid-template-columns: 1fr 1fr;
    }
    .geo-grid :global(figure:last-child) {
      grid-column: 1 / -1;
    }
  }

/* from GeophysicsSection.astro */
.geo-media {
    display: grid;
    gap: 1rem;
  }
  @media (min-width: 900px) {
    .geo-media {
      grid-template-columns: 1fr 1fr;
    }
  }

/* from Header.astro */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 15, 18, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-dark);
    color: var(--text-on-dark);
  }
  .header__inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-height: var(--header-h);
  }
  .header__brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.375rem;
    letter-spacing: -0.02em;
  }
  .header__name {
    font-size: clamp(0.95rem, 1.35vw, 1.2rem);
    line-height: 1.2;
    white-space: nowrap;
  }
  .header__brand:hover {
    color: #fff;
  }
  .header__mark {
    width: 47px;
    height: 47px;
    display: block;
    object-fit: contain;
    flex-shrink: 0;
  }
  .header__nav {
    margin-left: auto;
  }
  .header__nav ul {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1.15rem;
  }
  .header__nav a {
    text-decoration: none;
    font-size: 0.9rem;
    color: var(--text-muted-dark);
  }
  .header__nav a:hover {
    color: #fff;
  }
  .header__cta {
    display: none;
  }
  .header__tools {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-left: auto;
  }
  .lang-switch {
    display: inline-flex;
    align-items: stretch;
    padding: 3px;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.04);
    gap: 2px;
  }
  .lang-switch__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.35rem;
    min-height: 2rem;
    padding: 0.3rem 0.55rem;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-decoration: none;
    color: var(--text-muted-dark);
    border-radius: 2px;
    line-height: 1;
    transition: background 0.2s var(--ease), color 0.2s var(--ease);
  }
  .lang-switch__btn:hover {
    color: #fff;
    text-decoration: none;
  }
  .lang-switch__btn.is-active {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
  }
  .header__mobile .lang-switch {
    margin-top: 0.35rem;
  }
  .header__burger {
    margin-left: 0;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-dark);
    background: transparent;
    border-radius: var(--radius);
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    cursor: pointer;
  }
  .header__burger span:not(.sr-only) {
    display: block;
    width: 18px;
    height: 1.5px;
    background: #fff;
  }
  .header__mobile {
    border-top: 1px solid var(--border-dark);
    background: var(--bg-dark);
  }
  .header__mobile ul {
    list-style: none;
    margin: 0;
    padding: 1rem;
    display: grid;
    gap: 0.25rem;
  }
  .header__mobile a {
    display: block;
    padding: 0.85rem 0.5rem;
    text-decoration: none;
    min-height: 44px;
  }
  @media (min-width: 1100px) {
    .header__inner {
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 1rem;
    }
    .header__brand {
      justify-self: start;
    }
    .header__nav {
      margin-left: 0;
      justify-self: center;
    }
    .header__nav ul {
      display: flex;
      justify-content: center;
    }
    .header__cta {
      display: inline-flex;
      width: auto;
      min-height: 36px;
      padding: 0.45rem 0.95rem;
      font-size: 0.95rem;
    }
    .header__tools {
      margin-left: 0;
      justify-self: end;
    }
    .header__burger,
    .header__mobile {
      display: none !important;
    }
  }

/* from Hero.astro */
.hero {
    padding: clamp(3.25rem, 7.5vw, 5.5rem) 0 clamp(2.75rem, 5.5vw, 4.25rem);
  }
  .hero__grid {
    display: grid;
    gap: 2.25rem;
    align-items: center;
  }
  .hero__copy .eyebrow {
    margin-bottom: 1.25rem;
  }
  .hero__copy h1 {
    margin: 0 0 1.35rem;
  }
  .hero__lead {
    margin: 0 0 2rem;
  }
  .hero__copy .btn-row {
    margin-top: 0.15rem;
  }
  @media (min-width: 980px) {
    .hero__grid {
      grid-template-columns: 1.05fr 0.95fr;
      gap: 3rem;
      align-items: center;
    }
  }

/* from IconPlaceholder.astro */
.icon-ph {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    color: var(--accent-copper);
  }
  .icon-ph--img img {
    width: 96px;
    height: 96px;
    object-fit: contain;
  }
  .fact .icon-ph--img img,
  #documents .icon-ph--img img,
  #process .icon-ph--img img {
    width: 104px;
    height: 104px;
  }
  .icon-ph__id {
    font-size: 0.62rem;
    letter-spacing: 0.02em;
    color: var(--text-muted);
    max-width: 9rem;
    word-break: break-all;
  }
  .section--dark .icon-ph__id,
  .section--darker .icon-ph__id {
    color: var(--text-muted-dark);
  }

/* from LeadForm.astro */
.cta__grid {
    display: grid;
    gap: 2rem;
  }
  @media (min-width: 980px) {
    .cta__grid {
      grid-template-columns: 0.9fr 1.1fr;
      gap: 3rem;
      align-items: start;
    }
  }
  .cta :global(.field input),
  .cta :global(.field textarea) {
    background: #fff;
  }
  .cta :global(a) {
    color: var(--accent-copper-hover);
  }

/* from LicenseSection.astro */
.lic-facts {
    list-style: none;
    margin: 1.5rem 0;
    padding: 0;
    display: grid;
    gap: 0.85rem;
  }
  .lic-facts li {
    display: grid;
    gap: 0.2rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--border-dark);
  }
  .lic-facts__k {
    color: #fff;
    font-size: 1.05rem;
    transition: color 0.7s var(--ease), text-shadow 0.7s var(--ease);
  }
  .lic-facts li.is-lit .lic-facts__k {
    color: #e8c478;
    text-shadow: 0 0 18px rgba(232, 196, 120, 0.35);
  }
  .lic-facts li.is-peak .lic-facts__k {
    color: #f3d78a;
    text-shadow: 0 0 22px rgba(243, 215, 138, 0.55);
  }
  @media (prefers-reduced-motion: reduce) {
    .lic-facts__k {
      transition: none;
    }
  }
  .lic-facts__v {
    color: var(--text-muted-dark);
    font-size: 0.9rem;
  }

/* from MediaPlaceholder.astro */
.media-ph {
    margin: 0;
  }
  .media-ph__frame {
    position: relative;
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--border-light);
    background: #1a2226;
  }
  .hero .media-ph__frame {
    border-color: rgba(168, 111, 67, 0.34);
    box-shadow:
      0 0 0 1px rgba(168, 111, 67, 0.08),
      0 18px 48px rgba(0, 0, 0, 0.4);
    background: #0b0f12;
    border-radius: 2px;
  }
  .hero .media-ph__img {
    object-fit: cover;
    object-position: 52% 58%;
  }
  .hero .media-ph__caption {
    display: none;
  }
  .media-ph__img,
  .media-ph__placeholder {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .media-ph__frame > picture {
    position: absolute;
    inset: 0;
    display: block;
  }
  .media-ph__frame > picture .media-ph__img {
    position: absolute;
    inset: 0;
  }
  .media-ph__img--contain {
    object-fit: contain;
    background: #f4f1ea;
  }
  .section--dark .media-ph__img--contain,
  .section--darker .media-ph__img--contain {
    background: #11171a;
  }
  .media-ph__placeholder {
    display: flex;
    align-items: flex-end;
    padding: 1rem 1.1rem;
    color: var(--text-on-dark);
    background:
      radial-gradient(ellipse at 20% 10%, rgba(168, 111, 67, 0.18), transparent 55%),
      linear-gradient(160deg, #141a1d 0%, #0d1215 100%);
  }
  .media-ph__grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent 70%);
  }
  .media-ph__meta {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 0.25rem;
  }
  .media-ph__id {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    color: var(--accent-copper);
  }
  .media-ph__label {
    font-size: 0.95rem;
    font-weight: 600;
  }
  .media-ph__dims {
    font-size: 0.75rem;
    color: var(--text-muted-dark);
  }
  .media-ph__caption {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    justify-content: space-between;
    margin-top: 0.65rem;
    font-size: 0.875rem;
    color: var(--text-muted);
  }
  .media-ph__source {
    opacity: 0.85;
  }

/* from ProcessSection.astro */
.steps {
    list-style: none;
    margin: 2rem 0 0;
    padding: 0;
    display: grid;
    gap: 0.85rem;
  }
  @media (min-width: 900px) {
    .steps {
      grid-template-columns: repeat(4, 1fr);
      gap: 1rem;
    }
  }
  .steps__item {
    display: grid;
    gap: 0.65rem;
    padding: 1.2rem;
    background: var(--surface-dark);
    border: 1px solid var(--border-dark);
    min-height: 100%;
  }
  .steps__n {
    color: var(--accent-copper);
    font-size: 0.8rem;
  }
  .steps__t {
    font-weight: 600;
    color: #fff;
  }

/* from TransactionSection.astro */
.price {
    margin-top: 1.5rem;
    padding: 1.25rem 1.35rem;
    border: 1px solid var(--border-light);
    background: var(--bg-light);
  }
  .price__label {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
  }
  .price__value {
    margin: 0.35rem 0 0.75rem;
    font-size: 1.5rem;
    font-weight: 500;
  }

/* from WorkTimeline.astro */
.timeline {
    list-style: none;
    margin: 2rem 0 0;
    padding: 0;
    border-left: 1px solid var(--border-dark);
  }
  .timeline__item {
    position: relative;
    padding: 0 0 1.5rem 1.5rem;
    display: grid;
    gap: 0.35rem;
  }
  .timeline__item::before {
    content: "";
    position: absolute;
    left: -4px;
    top: 0.45rem;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-copper);
  }
  .timeline__period {
    color: var(--accent-copper);
    font-size: 0.85rem;
    transition: color 0.7s var(--ease), text-shadow 0.7s var(--ease);
  }
  .timeline__item::before {
    transition: background 0.7s var(--ease), box-shadow 0.7s var(--ease), transform 0.7s var(--ease);
  }
  .timeline__item.is-lit .timeline__period {
    color: #e8c478;
    text-shadow: 0 0 18px rgba(232, 196, 120, 0.35);
  }
  .timeline__item.is-lit::before {
    background: #e8c478;
    box-shadow: 0 0 10px rgba(232, 196, 120, 0.55);
  }
  .timeline__item.is-peak .timeline__period {
    color: #f3d78a;
    text-shadow: 0 0 22px rgba(243, 215, 138, 0.55);
  }
  .timeline__item.is-peak::before {
    background: #f3d78a;
    box-shadow: 0 0 14px rgba(243, 215, 138, 0.75);
    transform: scale(1.25);
  }
  @media (prefers-reduced-motion: reduce) {
    .timeline__period,
    .timeline__item::before {
      transition: none;
    }
  }
  .timeline__text {
    color: var(--text-on-dark);
  }
  @media (min-width: 800px) {
    .timeline__item {
      grid-template-columns: 10rem 1fr;
      gap: 1.5rem;
      align-items: baseline;
    }
  }

/* layout supplements */
.geo-grid { display: grid; gap: 1rem; }
@media (min-width: 900px) {
  .geo-grid { grid-template-columns: 1fr 1fr; }
  .geo-grid figure:last-child { grid-column: 1 / -1; }
}
.geo-media, .drill-media { display: grid; gap: 1rem; }
@media (min-width: 900px) {
  .geo-media { grid-template-columns: 1fr 1fr; }
}
.cta__grid { display: grid; gap: 2rem; }
@media (min-width: 980px) {
  .cta__grid { grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: start; }
}
.cta .field input, .cta .field textarea { background: #fff; }
.cta a { color: var(--accent-copper-hover); }
.cta__contacts {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
.cta__reps-label {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-on-dark);
}
.cta__contact {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text-on-dark);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.3;
}
.cta__contact:hover {
  color: #fff;
  text-decoration: none;
}
.cta__contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  color: var(--accent-copper);
  background: rgba(168, 111, 67, 0.14);
  border: 1px solid rgba(168, 111, 67, 0.28);
}
.cta__contact-icon svg {
  display: block;
}
.hero { padding: clamp(3.25rem, 7.5vw, 5.5rem) 0 clamp(2.75rem, 5.5vw, 4.25rem); }
.hero__grid { display: grid; gap: 2.25rem; align-items: center; }
.hero__viz {
  position: relative;
}
.hero__viz .media-ph {
  margin: 0;
}
@property --hero-shine-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}
.hero__frame-shine {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  border-radius: 2px;
  padding: 1.5px;
  background: conic-gradient(
    from var(--hero-shine-angle),
    transparent 0deg,
    transparent 300deg,
    rgba(255, 200, 120, 0.05) 318deg,
    rgba(255, 214, 150, 0.35) 332deg,
    rgba(255, 236, 196, 0.95) 348deg,
    rgba(255, 214, 150, 0.4) 355deg,
    transparent 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask-composite: exclude;
  mix-blend-mode: screen;
  opacity: 0.9;
  animation: hero-frame-shine 14s linear infinite;
}
@keyframes hero-frame-shine {
  to {
    --hero-shine-angle: 360deg;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero__frame-shine {
    animation: none;
    opacity: 0;
  }
}
.hero h1 {
  font-size: clamp(1.45rem, 2.35vw, 2.1rem);
  line-height: 1.28;
  margin: 0 0 1.35rem;
}
.hero__title-line {
  display: block;
}
@media (min-width: 640px) {
  .hero__title-line {
    white-space: nowrap;
  }
}
.hero__copy .eyebrow {
  margin-bottom: 1.25rem;
}
.hero__lead {
  margin: 0 0 2rem;
  line-height: 1.65;
}
.hero__copy .btn-row {
  gap: 0.85rem 1rem;
}
@media (min-width: 980px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
    align-items: center;
  }
}
.facts {
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
#facts { scroll-margin-top: calc(var(--header-h) + 12px); }
@media (max-width: 639px) {
  .facts__grid { grid-template-columns: 1fr 1fr; }
}

/* Location sticky copy */
.location__media {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .location__grid {
    align-items: start;
  }
  .location__copy {
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    align-self: start;
  }
  .location__media {
    gap: 1.75rem;
  }
}

/* Geology — media left, sticky copy right (mirror of location) */
.geology__media {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .geology__grid {
    align-items: start;
  }
  .geology__media {
    grid-column: 1;
    grid-row: 1;
    gap: 1.75rem;
  }
  .geology__copy {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-h) + 1.25rem);
    align-self: start;
  }
}

/* License preview — compact column */
.license__grid {
  display: grid;
  gap: 1.5rem;
}
.license__preview .media-ph__frame {
  max-width: 22rem;
  margin-left: auto;
  margin-right: auto;
  background: #11171a;
}
.license__preview .media-ph__img--contain {
  background: #11171a;
}
@media (min-width: 900px) {
  .license__grid {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }
  .license__preview {
    justify-self: end;
    width: 100%;
  }
  .license__preview .media-ph__frame {
    margin-right: 0;
    max-width: min(100%, 20rem);
  }
}

/* Institutional capacity */
.capacity__lead-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  width: 100%;
}
.capacity__lead {
  max-width: 46rem;
  flex: 1 1 auto;
  margin: 0;
}
.capacity__flag {
  flex: 0 0 auto;
  width: clamp(6.75rem, 13.5vw, 9.75rem);
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: 2px;
  border: 1px solid var(--border-light);
  box-shadow: 0 6px 18px rgba(20, 28, 30, 0.1);
  margin-top: 0.15rem;
}
@media (max-width: 639px) {
  .capacity__lead-row {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .capacity__flag {
    align-self: flex-end;
    width: 5.75rem;
    margin-top: 0;
    opacity: 0.92;
  }
}
@media (min-width: 640px) {
  .capacity__flag {
    margin-left: 0.5rem;
  }
}
.capacity__panel {
  margin-top: 2rem;
  padding: 1.5rem 1.6rem;
  border: 1px solid var(--border-light);
  background:
    linear-gradient(135deg, rgba(168, 111, 67, 0.1), transparent 55%),
    var(--surface-light);
}
.capacity__statement {
  margin: 0 0 1.1rem;
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--text-main);
  max-width: 52rem;
}
.capacity__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}
.capacity__list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.capacity__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-copper);
}
.capacity__cards { margin-top: 1.25rem; }
.capacity__card {
  background: var(--surface-light);
  border-color: var(--border-light);
}
.capacity__caveat {
  background: rgba(168, 111, 67, 0.08);
}
@media (min-width: 1100px) {
  .card-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Investment thesis numbers */
.thesis__card {
  position: relative;
  padding-top: 1.55rem;
}
.thesis__num {
  display: block;
  margin-bottom: 0.85rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--accent-copper);
  font-weight: 500;
}
.thesis__card h3 {
  margin-top: 0;
}

/* Legal pages (privacy, consent) */
.legal-page__inner {
  max-width: 48rem;
}
.legal h1 {
  margin-bottom: 0.75rem;
}
.legal__meta {
  margin: 0 0 2rem;
}
.legal__section {
  margin-bottom: 1.75rem;
}
.legal__section h2 {
  font-size: 1.15rem;
  margin: 0 0 0.75rem;
}
.legal__section p,
.legal__section li {
  color: var(--text-muted);
  line-height: 1.65;
}
.legal__section p {
  margin: 0 0 0.85rem;
}
.legal__section ul,
.legal__section ol {
  margin: 0 0 0.85rem;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.45rem;
}
.legal__section a {
  color: var(--accent-copper);
}