:root {
  --paper: #f3f1ec;
  --paper-2: #e9e6df;
  --ink: #1b1f24;
  --ink-2: #4a525b;
  --muted: #7d858d;
  --rule: #cfcbc2;
  --silver: #b9c0c6;
  --steel: #2c4a63;
  --steel-2: #3d6585;
  --ochre: #9a5a24;
  --graphite: #50575e;
  --display: 'Cormorant Garamond', Georgia, serif;
  --body: 'Manrope', 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --sidebar: 248px;
}

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

body {
  font-family: var(--body);
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(255,255,255,.7), transparent 60%),
    var(--paper);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

/* ---------- masthead ---------- */

.masthead {
  position: relative;
  height: clamp(220px, 30vw, 340px);
  overflow: hidden;
  background: #2a2f35;
  color: #fff;
  border-bottom: 3px double var(--silver);
}
.masthead-art {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 38%;
  filter: grayscale(.35) contrast(1.05);
  animation: drift 1.6s cubic-bezier(.2,.7,.2,1) both;
}
.masthead-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(15,19,24,.82) 0%, rgba(15,19,24,.45) 45%, rgba(15,19,24,.05) 80%),
    linear-gradient(0deg, rgba(15,19,24,.55), transparent 50%);
}
.masthead-inner {
  position: relative;
  height: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 32px 30px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--silver);
  animation: rise .8s .2s both;
}
.title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(44px, 6.4vw, 84px);
  line-height: .95;
  letter-spacing: -.01em;
  margin: 6px 0 10px;
  animation: rise .8s .3s both;
}
.title a { text-decoration: none; }
.subtitle {
  max-width: 540px;
  color: #d9dde1;
  font-size: 15px;
  animation: rise .8s .4s both;
}
.lang {
  position: absolute;
  top: 20px; right: 32px;
  display: flex;
  border: 1px solid rgba(255,255,255,.45);
  background: rgba(15,19,24,.35);
  backdrop-filter: blur(2px);
}
.lang a {
  text-decoration: none;
  font: 500 12px/1 var(--mono);
  letter-spacing: .12em;
  color: #fff;
  background: none;
  border: 0;
  padding: 9px 13px;
  cursor: pointer;
}
.lang a[aria-current="true"] { background: #fff; color: var(--ink); }

/* ---------- layout ---------- */

.layout {
  max-width: 1320px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  gap: 48px;
  padding: 0 32px;
}

.sidebar {
  border-right: 1px solid var(--rule);
  padding: 32px 24px 32px 0;
  /* leaves room under the buttons for more companies */
  min-height: 760px;
  display: flex;
  flex-direction: column;
}
#nav { display: flex; flex-direction: column; gap: 6px; }
/* contact sits at the very bottom, below the free space for more companies */
.nav-bottom { margin-top: auto; padding-top: 24px; display: flex; flex-direction: column; }
.nav-btn.contact svg.ix { min-width: 18px; color: var(--muted); }
.nav-btn.contact[aria-current="page"] svg.ix { color: var(--silver); }
.nav-label {
  font: 500 11px/1 var(--mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 18px 0 8px;
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  padding: 11px 14px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,.55);
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-2);
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.nav-btn:hover { border-color: var(--ink-2); color: var(--ink); transform: translateX(2px); }
.nav-btn[aria-current="page"] {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.nav-btn .ix {
  font: 400 11px/1 var(--mono);
  color: var(--muted);
  min-width: 18px;
}
.nav-btn[aria-current="page"] .ix { color: var(--silver); }
.nav-btn .count {
  margin-left: auto;
  font: 400 11px/1 var(--mono);
  color: var(--muted);
}

.main { padding: 36px 0 80px; min-width: 0; outline: none; }

/* ---------- page heads ---------- */

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 8px;
}
.page-head h1 {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1;
}
.meta {
  font: 400 12px/1.5 var(--mono);
  color: var(--muted);
  letter-spacing: .04em;
}
.meta a { color: var(--steel); }

.filters { display: flex; gap: 6px; flex-wrap: wrap; margin: 20px 0 6px; }
.filters button {
  font: 500 12px/1 var(--body);
  padding: 8px 12px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
}
.filters button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- news ---------- */

.news { list-style: none; }
.item {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--rule);
  animation: rise .5s both;
}
.item-date {
  font: 400 12px/1.5 var(--mono);
  color: var(--muted);
  padding-top: 6px;
}
.item-date b { display: block; font-size: 22px; font-weight: 500; color: var(--ink); line-height: 1.1; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.tag {
  font: 500 10.5px/1 var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 5px 7px;
  border: 1px solid currentColor;
}
.tag.company { color: var(--ink-2); text-decoration: none; }
.tag.company:hover { background: var(--ink); color: #fff; border-color: var(--ink); }
.tag.quarterly { color: #fff; background: var(--steel); border-color: var(--steel); }
.tag.geology { color: #fff; background: var(--ochre); border-color: var(--ochre); }
.tag.general { color: var(--graphite); }

.item-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: 26px;
  line-height: 1.15;
  margin-bottom: 10px;
}
.item-title a { text-decoration: none; }
.item-title a:hover { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }

.summary { color: var(--ink-2); max-width: 760px; }
.summary p, .summary ul, .summary ol, .summary table { margin-bottom: 12px; }
.summary ul, .summary ol { padding-left: 20px; }
.summary h1, .summary h2, .summary h3, .summary h4 {
  font-family: var(--body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 18px 0 8px;
}
.summary strong { color: var(--ink); }
.summary table {
  border-collapse: collapse;
  font-size: 13.5px;
  display: block;
  overflow-x: auto;
  max-width: 100%;
}
.summary th, .summary td { padding: 6px 12px 6px 0; border-bottom: 1px solid var(--rule); text-align: left; white-space: nowrap; }
.summary th { font-weight: 700; color: var(--ink); border-bottom-color: var(--ink-2); }

.summary.clamped {
  max-height: 11.5em;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(180deg, #000 60%, transparent);
          mask-image: linear-gradient(180deg, #000 60%, transparent);
}
.item-actions { display: flex; gap: 18px; margin-top: 10px; font-size: 13px; font-weight: 600; }
.item-actions button {
  font: inherit; background: none; border: 0; padding: 0; cursor: pointer; color: var(--steel);
}
.item-actions a { color: var(--steel); text-decoration: none; }
.item-actions button:hover, .item-actions a:hover { text-decoration: underline; }

.empty {
  padding: 48px 0;
  color: var(--muted);
  font-family: var(--display);
  font-size: 24px;
  font-style: italic;
}

.footer {
  border-top: 1px solid var(--rule);
  padding: 22px 32px;
  text-align: center;
  font: 400 12px/1.6 var(--mono);
  color: var(--muted);
}
.footer .disclaimer { max-width: 760px; margin: 0 auto 12px; }
.footer .copyright { color: var(--ink-2); letter-spacing: .04em; }

/* ---------- contact ---------- */

.contact-intro { max-width: 600px; color: var(--ink-2); margin: 20px 0 6px; }
.contact-form { max-width: 600px; display: flex; flex-direction: column; gap: 18px; margin-top: 18px; }
.contact-form label,
.captcha-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font: 500 11px/1 var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}
.contact-form input,
.contact-form textarea {
  font: 400 15px/1.5 var(--body);
  color: var(--ink);
  padding: 11px 13px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,.6);
  border-radius: 0;
  letter-spacing: normal;
  text-transform: none;
}
.contact-form textarea { resize: vertical; min-height: 140px; }
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--ink); background: #fff; }
.contact-form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.captcha { display: flex; flex-direction: column; gap: 10px; }
.captcha-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.captcha img { width: 200px; height: 64px; border: 1px solid var(--rule); background: var(--paper-2); }
.captcha input { max-width: 200px; font: 500 20px/1 var(--mono); letter-spacing: .3em; }
.form-error { color: #9b2c1f; font-size: 14px; font-weight: 600; }
.btn {
  align-self: flex-start;
  font: 600 14px/1 var(--body);
  padding: 14px 22px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  transition: background .15s;
}
.btn:hover { background: var(--steel); border-color: var(--steel); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn-ghost {
  font: 600 13px/1 var(--body);
  padding: 9px 12px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--steel);
  cursor: pointer;
}
.btn-ghost:hover { border-color: var(--ink-2); }
.contact-done { padding: 40px 0; display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
.contact-done p { font-family: var(--display); font-size: 28px; font-weight: 600; }

@keyframes rise { from { opacity: 0; transform: translateY(10px); } }
@keyframes drift { from { opacity: 0; transform: scale(1.06); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- small screens: sidebar becomes a scrollable strip ---------- */
@media (max-width: 860px) {
  .layout { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0 18px; }
  .masthead-inner { padding: 0 18px 22px; }
  .lang { right: 18px; top: 14px; }
  .sidebar { border-right: 0; border-bottom: 1px solid var(--rule); padding: 14px 0; min-height: 0; flex-direction: row; gap: 6px; overflow-x: auto; }
  .nav-bottom { margin-top: 0; padding-top: 0; flex-direction: row; }
  .nav-btn.contact svg.ix { display: none; }
  #nav { flex-direction: row; gap: 6px; padding-bottom: 4px; }
  .nav-label { display: none; }
  .nav-btn { white-space: nowrap; }
  .nav-btn .ix, .nav-btn .count { display: none; }
  .item { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .page-head .meta { width: 100%; }
  .item-title { font-size: 22px; overflow-wrap: anywhere; }
  .item-date b { display: inline; font-size: 13px; margin-right: 6px; }
}

/* ---------- news page ---------- */

.page-head.article-head h1 { font-size: clamp(28px, 3vw, 38px); line-height: 1.12; }
.article { padding: 26px 0 8px; max-width: 760px; }
.article .tags { margin-bottom: 14px; }
.article-date { font: 400 12px/1.5 var(--mono); color: var(--muted); letter-spacing: .04em; }
.article .summary { font-size: 16px; margin-top: 18px; }
.article-links { display: flex; gap: 18px; flex-wrap: wrap; margin: 18px 0 8px; font-size: 14px; }
.article-links a { color: var(--steel); }
.more-head {
  font: 500 11px/1 var(--mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 40px 0 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}