/* ============================================================
   Tantalar Industries — styles
   Dark, metallic, precise. Single file. Recolor via :root vars.
   ============================================================ */

/* ---- Self-hosted heading font (latin subset) ---- */
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/assets/fonts/space-grotesk-400.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/assets/fonts/space-grotesk-500.woff2") format("woff2");
}
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/assets/fonts/space-grotesk-700.woff2") format("woff2");
}

/* ============ Palette (edit here to recolor) ============ */
:root {
  --bg:        #07090d;   /* deep near-black, blue-tinted */
  --bg-2:      #0b0f16;   /* raised panel */
  --surface:   #10141d;   /* cards */
  --ink:       #eef1f6;   /* off-white body text */
  --ink-soft:  #9aa6b8;   /* muted steel (AA on --bg) */
  --ink-faint: #78859b;   /* quiet detail — 5.2:1 on --bg, passes WCAG AA */
  --line:      #232c3a;   /* hairlines / borders */
  --line-2:    #2f3a4c;   /* stronger border on hover */
  --accent:    #d8c48f;   /* pale gold — star-light */
  --accent-dim:#b9a875;
  --steel:     #8fb2c9;   /* cool silver-blue secondary */

  --font-head: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --maxw: 1080px;
  --pad: clamp(1.15rem, 4vw, 2rem);
}

/* ============ Base ============ */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 0.6em;
}
p { margin: 0 0 1.1rem; }
a { color: inherit; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--accent); color: #14110a; font-weight: 700;
  padding: 0.6rem 1rem; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

.eyebrow {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  margin: 0 0 1rem;
}

:where(a, button):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ============ Wordmark ============ */
.wordmark {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-head); font-weight: 700; letter-spacing: -0.01em;
  text-decoration: none; color: var(--ink);
}
.wordmark-sub { color: var(--accent); }
.wordmark--sm { font-size: 1.02rem; }
.star {
  width: 13px; height: 13px; flex: none;
  background: var(--accent);
  clip-path: polygon(50% 0, 60% 40%, 100% 50%, 60% 60%, 50% 100%, 40% 60%, 0 50%, 40% 40%);
}

/* ============ Header ============ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.nav { display: flex; gap: clamp(1rem, 3vw, 2rem); }
.nav a {
  font-family: var(--font-head); font-size: 0.9rem; font-weight: 500;
  text-decoration: none; color: var(--ink-soft); letter-spacing: 0.01em;
  transition: color 0.16s ease;
}
.nav a:hover { color: var(--ink); }

/* ============ Hero ============ */
.hero {
  position: relative; overflow: hidden;
  min-height: min(100vh, 880px);
  display: flex; align-items: center;
  padding: clamp(4rem, 12vh, 8rem) 0;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; will-change: transform; }

/* Giant faint compass-star behind the wordmark — scale + celestial motif */
.hero-watermark {
  position: absolute; z-index: 0; right: -6%; top: 50%;
  width: min(78vh, 680px); height: min(78vh, 680px);
  transform: translateY(-50%);
  background: rgba(216, 196, 143, 0.05);
  clip-path: polygon(50% 0, 57% 43%, 100% 50%, 57% 57%, 50% 100%, 43% 57%, 0 50%, 43% 43%);
  filter: blur(1px);
  pointer-events: none; will-change: transform;
}

/* Targeting-reticle corner brackets — quiet "command" framing */
.hero-frame { position: absolute; z-index: 2; inset: clamp(14px, 3vw, 34px); pointer-events: none; }
.hero-frame i { position: absolute; width: 22px; height: 22px; border: 1.5px solid var(--accent); opacity: 0.45; }
.hero-frame i:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.hero-frame i:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.hero-frame i:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.hero-frame i:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }

/* Coordinates / entity meta row */
.hero-meta {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.4rem 1.5rem;
  font-family: var(--font-head); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-faint);
  margin: 0 0 clamp(1.6rem, 4vh, 2.6rem); padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
/* faint starfield (pure CSS) + metallic sheen */
.hero-bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, rgba(216,196,143,0.55), transparent 60%),
    radial-gradient(1.5px 1.5px at 78% 16%, rgba(255,255,255,0.45), transparent 60%),
    radial-gradient(1px 1px at 34% 68%, rgba(255,255,255,0.35), transparent 60%),
    radial-gradient(1.5px 1.5px at 62% 78%, rgba(216,196,143,0.4), transparent 60%),
    radial-gradient(1px 1px at 88% 54%, rgba(255,255,255,0.3), transparent 60%),
    radial-gradient(1px 1px at 22% 84%, rgba(255,255,255,0.28), transparent 60%),
    radial-gradient(1.5px 1.5px at 50% 34%, rgba(255,255,255,0.3), transparent 60%);
  opacity: 0.9;
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(143,178,201,0.12), transparent 55%),
    radial-gradient(80% 60% at 85% 110%, rgba(216,196,143,0.08), transparent 60%),
    radial-gradient(130% 110% at 50% 42%, transparent 42%, rgba(0,0,0,0.65)),
    linear-gradient(180deg, transparent 62%, var(--bg));
}
.hero-inner { position: relative; z-index: 1; }

.hero-wordmark {
  font-size: clamp(3rem, 12vw, 8rem);
  line-height: 0.94;
  letter-spacing: -0.035em;
  margin: 0 0 1.2rem;
  text-transform: uppercase;
}
.hero-wordmark span { display: block; color: var(--accent); }

.tagline {
  font-family: var(--font-head);
  font-size: clamp(1.15rem, 2.6vw, 1.7rem);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
  margin: 0 0 1.4rem;
}
.hero-lead {
  max-width: 34ch;
  font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  color: var(--ink-soft);
  margin: 0;
}
.hero-cue { margin-top: clamp(2.5rem, 6vh, 4rem); }
.hero-cue a {
  display: inline-grid; place-items: center;
  width: 42px; height: 42px; border: 1px solid var(--line-2); border-radius: 50%;
  color: var(--ink-soft); text-decoration: none; font-size: 1.1rem;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
  animation: bob 2.4s ease-in-out infinite;
}
.hero-cue a:hover { color: var(--accent); border-color: var(--accent); }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }
@media (prefers-reduced-motion: reduce) { .hero-cue a { animation: none; } }

/* ============ Sections ============ */
.section { padding: clamp(4rem, 11vh, 7.5rem) 0; }
.section-head { max-width: 40rem; margin: 0 0 clamp(2.2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.7rem); }

/* ---- About ---- */
.about { border-top: 1px solid var(--line); background: var(--bg-2); }
.about-grid {
  display: grid; grid-template-columns: 1.6fr 0.9fr; gap: clamp(2rem, 6vw, 4.5rem);
  align-items: start;
}
.about-copy p { color: var(--ink-soft); max-width: 60ch; }
.about-copy h2 { color: var(--ink); }
.about-place { color: var(--ink-faint) !important; font-style: italic; }

.element-card {
  position: sticky; top: 90px;
  border: 1px solid var(--line-2);
  border-radius: 14px;
  background:
    linear-gradient(160deg, rgba(216,196,143,0.06), transparent 60%),
    var(--surface);
  padding: 1.6rem;
  box-shadow: 0 20px 50px -30px rgba(0,0,0,0.8);
}
.element-inner { display: grid; gap: 0.15rem; }
.element-num { font-family: var(--font-head); font-size: 0.95rem; color: var(--ink-soft); }
.element-sym { font-family: var(--font-head); font-weight: 700; font-size: clamp(3.2rem, 8vw, 4.4rem); line-height: 1; color: var(--accent); letter-spacing: -0.03em; }
.element-name { font-family: var(--font-head); font-size: 1.05rem; color: var(--ink); margin-top: 0.3rem; }
.element-mass { font-size: 0.85rem; color: var(--ink-faint); }

/* ---- Statement band ---- */
.statement {
  position: relative; overflow: hidden;
  padding: clamp(4.5rem, 14vh, 9rem) 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.statement-bg { position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(70% 120% at 88% 50%, rgba(216,196,143,0.07), transparent 60%),
    radial-gradient(60% 120% at 0% 50%, rgba(143,178,201,0.05), transparent 60%);
}
.statement .container { position: relative; z-index: 1; }
.statement-line {
  font-family: var(--font-head); font-weight: 700; letter-spacing: -0.025em;
  line-height: 1.04; font-size: clamp(2.1rem, 6.5vw, 4.6rem);
  color: var(--ink); margin: 0; max-width: 16ch;
}
.statement-line span { color: var(--accent); }

/* ---- Companies (numbered divisions) ---- */
.section-sub { color: var(--ink-soft); font-size: 1.05rem; margin: 0.5rem 0 0; max-width: 44ch; }
.company-list { display: grid; gap: 1.1rem; }
.company {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  gap: 1.1rem 1.8rem;
  border: 1px solid var(--line); border-radius: 14px;
  background: var(--surface);
  padding: clamp(1.6rem, 4vw, 2.6rem) clamp(1.5rem, 4vw, 2.6rem);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.company:hover { border-color: var(--line-2); transform: translateY(-3px); }
.company-index {
  font-family: var(--font-head); font-weight: 500; font-size: 1.05rem;
  letter-spacing: 0.14em; color: var(--accent); align-self: start;
}
.company-body { max-width: 52ch; }
.company h3 { font-size: 1.5rem; margin-bottom: 0.4rem; }
.company p { color: var(--ink-soft); margin: 0; }
.company-link {
  font-family: var(--font-head); font-weight: 500; font-size: 0.95rem;
  color: var(--accent); text-decoration: none; white-space: nowrap; justify-self: end;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.company-link span { transition: transform 0.2s ease; }
.company-link:hover span { transform: translateX(4px); }

/* Ghost "future ventures" slot */
.company--ghost { background: transparent; border-style: dashed; border-color: var(--line-2); }
.company--ghost:hover { transform: none; border-color: var(--line-2); }
.company--ghost h3 { color: var(--ink-faint); }
.company--ghost p { color: var(--ink-faint); }
.company--ghost .company-index { color: var(--ink-faint); }
.company-link--muted { color: var(--ink-faint); }

/* ============ Footer ============ */
.site-footer { border-top: 1px solid var(--line); padding: clamp(3rem, 7vw, 4.5rem) 0 2.5rem; }
.footer-inner {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2rem, 6vw, 4rem);
  align-items: start;
}
.footer-boiler { color: var(--ink-soft); max-width: 52ch; margin: 1rem 0 0; font-size: 0.96rem; }
.footer-meta { display: grid; gap: 0.15rem; align-content: start; }
.footer-meta p { margin: 0 0 0.4rem; }
.footer-loc { font-family: var(--font-head); color: var(--ink); font-weight: 500; }
.footer-mail { color: var(--accent); text-decoration: none; }
.footer-mail:hover { text-decoration: underline; }
.copyright { color: var(--ink-faint); font-size: 0.86rem; margin-top: 0.8rem !important; }

/* ============ Reveal animation ============ */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ============ Responsive ============ */
@media (max-width: 760px) {
  .about-grid { grid-template-columns: 1fr; }
  .element-card { position: static; justify-self: start; min-width: 190px; }
  .footer-inner { grid-template-columns: 1fr; }
  .company { grid-template-columns: auto 1fr; }
  .company-link { grid-column: 1 / -1; justify-self: start; margin-top: 0.4rem; }
  .hero-watermark { right: -20%; opacity: 0.7; }
}
@media (max-width: 430px) {
  .site-header .wordmark-sub { display: none; } /* keep header wordmark compact on small phones */
  .nav { gap: 1rem; }
  .hero { min-height: 90vh; }
  .hero-watermark { display: none; }
}