/* ==========================================================================
   TALEA — Components
   ========================================================================== */

/* ---- Site header --------------------------------------------------------- */

.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  padding-block: var(--space-2);
  transition: background var(--dur-med) var(--ease),
              padding var(--dur-med) var(--ease),
              border-color var(--dur-med) var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.site-header.is-scrolled {
  background: rgba(27, 26, 24, 0.86);
  backdrop-filter: blur(10px);
  padding-block: var(--space-1);
  border-bottom-color: var(--line-on-dark);
}

.wordmark {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  color: var(--ivory);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  position: relative;
  z-index: 95;
}

.nav-primary {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-links {
  display: flex;
  gap: var(--space-4);
}

.nav-links a {
  font-size: var(--fs-caption);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-faint);
  transition: color var(--dur-fast) var(--ease);
}

.nav-links a:hover,
.nav-links a:focus-visible { color: var(--ivory); }

/* ---- Language switch (shared base; see entrance.css for the entrance-
   layer's absolute placement, and responsive.css for the mobile-menu
   override). Restrained: same tokens as the rest of the nav, no flags,
   no new colour. ------------------------------------------------------- */

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: 0.08em;
}

.lang-switch-option {
  text-transform: uppercase;
  color: var(--paper-faint);
  background: none;
  border: none;
  padding: 0.2em;
  transition: color var(--dur-fast) var(--ease);
}

.lang-switch-option[aria-current="true"] {
  color: var(--ivory);
}

.lang-switch-option:not(:disabled):hover,
.lang-switch-option:not(:disabled):focus-visible {
  color: var(--bronze);
}

.lang-switch-option:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.lang-switch-sep {
  color: var(--paper-faint);
  opacity: 0.6;
}

.nav-lang.lang-switch { gap: 0.35em; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  position: relative;
  z-index: 95;
}

.nav-toggle span {
  width: 22px;
  height: 1px;
  background: var(--ivory);
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(3px) rotate(45deg); }
.site-header.nav-open .nav-toggle span:nth-child(2) { transform: translateY(-3px) rotate(-45deg); }

/* ---- Buttons / links ------------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  padding-block: var(--space-1);
}

.btn-line {
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 6px;
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

[data-ground="dark"] .btn-line { border-bottom-color: var(--line-on-dark-strong); }

.btn-line:hover, .btn-line:focus-visible {
  border-color: var(--bronze);
  transform: translateY(var(--lift));
}

.btn-line .arrow { transition: transform var(--dur-fast) var(--ease); }
.btn-line:hover .arrow { transform: translateX(4px); }

.btn-solid {
  background: var(--ivory);
  color: var(--charcoal);
  padding: 0.95em 1.7em;
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.btn-solid:hover, .btn-solid:focus-visible {
  transform: translateY(var(--lift));
  background: var(--bronze);
  color: var(--ivory);
}

[data-ground="light"] .btn-solid,
[data-ground="dim"] .btn-solid {
  background: var(--charcoal);
  color: var(--ivory);
}
[data-ground="light"] .btn-solid:hover,
[data-ground="dim"] .btn-solid:hover {
  background: var(--bronze-deep);
}

/* ---- Dividers / construction lines ---------------------------------------- */

.divider {
  width: 100%;
  overflow: visible;
}

.divider { color: var(--line-strong); }
[data-ground="dark"] .divider { color: var(--line-on-dark-strong); }

.corner-mark {
  position: absolute;
  width: 22px;
  height: 22px;
}
.corner-mark.tl { top: var(--space-2); left: var(--margin); }
.corner-mark.br { bottom: var(--space-2); right: var(--margin); }
.corner-mark { color: var(--bronze); }

/* ---- Pillar / zone modules ------------------------------------------------- */

.pillar {
  border-top: 1px solid var(--line);
  padding-top: var(--space-3);
  padding-bottom: var(--space-4);
}

.pillar-code {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: 0.14em;
  color: var(--bronze-deep);
  display: block;
  margin-bottom: var(--space-2);
}

.pillar h3 { margin-bottom: var(--space-2); }

/* ---- Process steps --------------------------------------------------------- */

.process-step {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-top: 1px solid var(--line-on-dark);
}

.process-step .numeral {
  font-size: 1.5rem;
}

/* ---- Experience list -------------------------------------------------------- */

.matter {
  display: grid;
  grid-template-columns: minmax(0,7fr) minmax(0,3fr) minmax(0,2fr);
  gap: var(--space-3);
  align-items: baseline;
  padding-block: var(--space-3);
  border-top: 1px solid var(--line);
  transition: padding-left var(--dur-fast) var(--ease);
}

.matter:hover { padding-left: var(--space-1); }

.matter:last-child { border-bottom: 1px solid var(--line); }

.matter-title { font-family: var(--font-serif); font-size: 1.15rem; }
.matter-sector { color: var(--ink-soft); font-size: var(--fs-small); }
.matter-region { color: var(--ink-soft); font-size: var(--fs-small); text-align: right; }

/* ---- Industries grid -------------------------------------------------------- */

.industry {
  border-top: 1px solid var(--line);
  padding-block: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.industry svg { width: 34px; height: 34px; color: var(--bronze-deep); }

/* ---- Footer ------------------------------------------------------------------ */

.site-footer {
  background: var(--charcoal);
  color: var(--ivory);
  padding-block: var(--space-4);
  border-top: 1px solid var(--line-on-dark);
}

.footer-minimal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
}

.footer-links a {
  font-size: var(--fs-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper-faint);
  transition: color var(--dur-fast) var(--ease);
}

.footer-links a:hover,
.footer-links a:focus-visible { color: var(--bronze); }

/* ---- Scroll cue -------------------------------------------------------------- */

.scroll-cue {
  position: absolute;
  left: var(--margin);
  bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--paper-faint);
}

.scroll-cue .line {
  width: 1px;
  height: 42px;
  background: var(--line-on-dark-strong);
  position: relative;
  overflow: hidden;
}

.scroll-cue .line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0; right: 0;
  height: 100%;
  background: var(--bronze);
  animation: scrollDrip 2.6s var(--ease) infinite;
}

.scroll-cue span {
  font-size: var(--fs-caption);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}