/* ============================================================================
   Gravitics Investor Relations — design system
   Ported from the Gravitics design system tokens (colors / typography / spacing)
   derived from the "Gravitics 1" PPT theme. One accent: Gravitics blue #00A5FF.
   Black page, white text, sharp corners, no drop shadows.
   ========================================================================== */

/* Brand font is TT Hoves (commercial, not shipped). Hanken Grotesk substitutes. */
@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
  /* Base */
  --black:#000000;
  --space-black:#010203;
  --ink-900:#141414;
  --ink-800:#1A1A1A;
  --white:#FFFFFF;
  --grey-100:#F2F2F2;
  --blue-500:#00A5FF;   /* primary accent */
  --blue-600:#24A0ED;
  --blue-300:#65C9FF;
  --blue-muted:#5B9BD5;

  /* Semantic — dark surface (default) */
  --surface-page:var(--black);
  --surface-raised:var(--ink-900);
  --surface-card:var(--ink-800);
  --text-primary:var(--white);
  --text-secondary:rgba(255,255,255,0.72);
  --text-muted:rgba(255,255,255,0.5);
  --accent:var(--blue-500);
  --accent-strong:var(--blue-600);
  --accent-soft:var(--blue-300);
  --rule-accent:var(--blue-500);
  --border-subtle:rgba(255,255,255,0.16);
  --border-strong:rgba(255,255,255,0.32);

  /* Type */
  --font-sans:"TT Hoves","Hanken Grotesk",Arial,sans-serif;
  --text-display:53px;
  --text-title:37px;
  --text-heading:24px;
  --text-subtitle:21px;
  --text-body:16px;
  --text-caption:12px;
  --tracking-caps:0.02em;
  --tracking-wide:0.3em;

  /* Spacing */
  --shell:1240px;
  --gutter:48px;
  --rule-width:80px;
  --rule-height:4px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--black);color:var(--text-primary);
  font-family:var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-soft)}
img{max-width:100%}
::selection{background:rgba(0,165,255,0.35);color:#fff}
h1,h2,h3{margin:0}

/* Layout shell */
.shell{max-width:var(--shell);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.rule{width:var(--rule-width);height:var(--rule-height);background:var(--rule-accent)}
.eyebrow{font-size:12px;letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--accent)}
.divider{border-top:1px solid var(--border-subtle)}
.section{padding-top:88px;padding-bottom:88px}

/* Titles */
.page-eyebrow{font-size:12px;letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--accent);margin-bottom:20px}
.page-title{font-size:var(--text-display);font-weight:500;letter-spacing:var(--tracking-caps);
  text-transform:uppercase;line-height:1.05}
.section-title{font-size:var(--text-title);font-weight:500;letter-spacing:var(--tracking-caps);
  text-transform:uppercase;line-height:1.1}
.heading{font-size:var(--text-heading);font-weight:500;letter-spacing:var(--tracking-caps);text-transform:uppercase}
.lead{font-size:var(--text-subtitle);font-weight:300;line-height:1.5;color:var(--text-secondary);text-wrap:pretty}
.body{font-size:var(--text-body);font-weight:300;line-height:1.6;color:var(--text-secondary);text-wrap:pretty}
.link-caps{font-size:12px;letter-spacing:0.18em;text-transform:uppercase}

/* ---- Announcement banner ---- */
.banner{background:var(--ink-900);border-bottom:1px solid var(--border-subtle);
  padding:10px 48px;display:flex;justify-content:center;gap:16px;align-items:baseline;flex-wrap:wrap}
.banner .tag{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent)}
.banner .txt{font-size:13px;color:var(--text-secondary)}

/* ---- Sticky nav ---- */
.nav{position:sticky;top:0;z-index:50;background:var(--black);border-bottom:1px solid var(--border-subtle)}
.nav-inner{height:72px;display:flex;align-items:center;gap:48px}
.nav-logo{display:flex;align-items:center}
.nav-logo img{height:20px;display:block}
.nav-links{display:flex;gap:32px;flex:1}
.nav-links a{font-size:12px;letter-spacing:0.18em;text-transform:uppercase;color:var(--text-muted);
  padding:4px 0;border-bottom:2px solid transparent}
.nav-links a:hover{color:var(--text-primary)}
.nav-links a.active{color:var(--text-primary);border-bottom-color:var(--accent)}
.nav-ticker{display:flex;align-items:baseline;gap:12px;white-space:nowrap}
.nav-ticker .sym{font-size:11px;letter-spacing:0.2em;color:var(--text-muted);text-transform:uppercase}
.nav-ticker .price{font-size:15px;font-weight:500}
.nav-ticker .chg{font-size:12px;color:var(--accent)}
.nav-ticker .chg.down{color:#ff6b6b}
.nav-toggle{display:none;background:none;border:0;color:#fff;cursor:pointer;padding:8px;font-size:20px;line-height:1}

/* ---- Buttons (Button component) ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-sans);
  font-size:12px;letter-spacing:0.18em;text-transform:uppercase;padding:13px 26px;cursor:pointer;
  border-radius:0;border:1px solid var(--accent);background:var(--accent);color:var(--space-black);
  transition:background .15s ease,color .15s ease,border-color .15s ease}
.btn:hover{background:var(--accent-strong);border-color:var(--accent-strong);color:var(--space-black)}
.btn.secondary{background:transparent;color:var(--text-primary);border-color:var(--border-strong)}
.btn.secondary:hover{border-color:var(--accent);color:var(--accent)}

/* ---- Stat component ---- */
.stat .value{font-size:40px;font-weight:500;line-height:1;letter-spacing:var(--tracking-caps)}
.stat .label{font-size:12px;letter-spacing:0.1em;color:var(--text-muted);margin-top:12px;text-wrap:pretty}

/* ---- Card component ---- */
.card{border:1px solid var(--border-subtle);padding:24px;transition:border-color .15s ease}
.card:hover{border-color:var(--accent)}
.card .card-title{font-size:15px;font-weight:500;letter-spacing:var(--tracking-caps);
  text-transform:uppercase;margin-bottom:12px}
.card .card-body{font-size:14px;font-weight:300;line-height:1.6;color:var(--text-secondary);text-wrap:pretty}

/* ---- Chip / filter buttons ---- */
.chip{font-family:var(--font-sans);font-size:12px;letter-spacing:0.12em;text-transform:uppercase;
  padding:6px 14px;cursor:pointer;background:transparent;color:var(--text-secondary);
  border:1px solid var(--border-strong);border-radius:0;transition:all .15s ease}
.chip:hover{color:var(--text-primary);border-color:var(--accent)}
.chip.active{background:var(--accent);color:var(--space-black);border-color:var(--accent)}

/* ---- Data tables (quarterly / filings) ---- */
.dtable{display:grid;font-size:14px}
.dtable .th{padding:14px 16px;border-bottom:1px solid var(--border-strong);font-size:11px;
  letter-spacing:0.2em;text-transform:uppercase;color:var(--text-muted)}
.dtable .td{padding:18px 16px;border-bottom:1px solid var(--border-subtle)}
.dtable .td.strong{font-weight:500}
.dtable .td.dim{color:var(--text-secondary);font-weight:300}
.dtable .actions{display:flex;gap:20px}
.dtable .first{padding-left:0}
.dtable .last{padding-right:0}

/* ---- Quote snapshot ---- */
.snapshot{border:1px solid var(--border-subtle);padding:28px}
.snapshot .cap{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--text-muted);margin-bottom:20px}
.snapshot .grid{display:grid;grid-template-columns:1fr auto;row-gap:14px;font-size:14px}
.snapshot .k{color:var(--text-secondary);font-weight:300}
.snapshot .v{font-weight:500;text-align:right}

/* ---- Chart ---- */
.chart-wrap svg{width:100%;display:block;border:1px solid var(--border-subtle)}
.chart-range{display:flex;justify-content:space-between;margin-top:10px;font-size:11px;
  letter-spacing:0.1em;color:var(--text-muted)}

/* ---- News / press ---- */
.press-item{padding:26px 0;border-bottom:1px solid var(--border-subtle)}
.press-meta{display:flex;gap:16px;align-items:baseline;margin-bottom:10px;flex-wrap:wrap}
.press-date{font-size:12px;letter-spacing:0.1em;color:var(--text-muted)}
.press-tag{font-size:10px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent);
  border:1px solid var(--accent);padding:2px 8px}
.press-title{font-size:18px;font-weight:400;line-height:1.4;color:var(--text-primary);display:inline-block}
.press-title:hover{color:var(--accent-soft)}

/* ---- Event card ---- */
.event{border:1px solid var(--border-subtle);padding:24px}
.event .when{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.event .when.past{color:var(--text-muted)}
.event .name{font-size:17px;font-weight:400;margin-bottom:14px}
.event .links{display:flex;gap:20px;flex-wrap:wrap}

/* ---- Governance ---- */
.leader{border:1px solid var(--border-subtle);padding:28px}
.leader .avatar{width:48px;height:48px;background:var(--ink-800);border:1px solid var(--border-subtle);
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:500;color:var(--accent);margin-bottom:18px}
.leader .name{font-size:17px;font-weight:500;margin-bottom:4px}
.leader .role{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.leader .bio{font-size:13px;font-weight:300;line-height:1.6;color:var(--text-secondary);text-wrap:pretty}

.doc-link{border:1px solid var(--border-subtle);padding:20px;color:var(--text-primary);
  display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.doc-link:hover{border-color:var(--accent);color:var(--text-primary)}
.doc-link .pdf{font-size:11px;letter-spacing:0.15em;color:var(--accent)}

/* ---- FAQ accordion ---- */
.faq-item{border-bottom:1px solid var(--border-subtle)}
.faq-q{width:100%;background:transparent;border:none;padding:22px 0;display:flex;justify-content:space-between;
  align-items:center;gap:24px;cursor:pointer;font-family:var(--font-sans);text-align:left}
.faq-q span.q{font-size:16px;color:#fff;font-weight:400}
.faq-q span.sign{font-size:18px;color:var(--accent);font-weight:300;flex-shrink:0;transition:transform .2s ease}
.faq-a{margin:0;padding:0 48px 24px 0;font-size:14px;font-weight:300;line-height:1.7;
  color:var(--text-secondary);text-wrap:pretty;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q span.sign{transform:rotate(45deg)}

/* ---- Contact card ---- */
.contact{border:1px solid var(--border-subtle);padding:28px;display:flex;flex-direction:column;gap:24px}
.contact .cap{font-size:11px;letter-spacing:0.2em;text-transform:uppercase;color:var(--text-muted);margin-bottom:8px}
.contact .val{font-size:14px;font-weight:300;color:var(--text-secondary);line-height:1.6}

/* ---- Footer ---- */
.footer{border-top:1px solid var(--border-subtle);background:var(--black)}
.footer-top{padding:56px 0 40px;display:grid;grid-template-columns:1fr auto;gap:48px;align-items:start}
.footer-mark{height:36px;display:block;margin-bottom:20px}
.footer-legal{margin:0;font-size:11px;line-height:1.7;color:var(--text-muted);max-width:640px;text-wrap:pretty}
.footer-nav{display:flex;flex-direction:column;gap:12px;text-align:right}
.footer-nav a{font-size:12px;letter-spacing:0.18em;text-transform:uppercase;color:var(--text-secondary)}
.footer-nav a:hover{color:var(--text-primary)}
.footer-copy{border-top:1px solid var(--border-subtle)}
.footer-copy .inner{padding:20px 0;font-size:var(--text-caption);letter-spacing:var(--tracking-wide);
  text-transform:uppercase;color:var(--text-muted)}

/* ---- Hero ---- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--border-subtle)}
.hero-img{position:absolute;right:0;top:0;height:100%;width:58%;object-fit:cover;object-position:left center}
.hero-fade{position:absolute;right:0;top:0;height:100%;width:58%;
  background:linear-gradient(90deg,#000 0%,rgba(0,0,0,0.25) 45%,rgba(0,0,0,0) 100%)}
.hero-inner{position:relative;padding-top:120px;padding-bottom:130px}
.hero h1{font-size:64px;font-weight:500;letter-spacing:var(--tracking-caps);line-height:1.05;
  text-transform:uppercase;max-width:640px}
.hero .actions{display:flex;gap:16px;margin-top:40px;flex-wrap:wrap}

/* ---- Grid helpers ---- */
.grid{display:grid}
.stat-grid{grid-template-columns:repeat(4,1fr);gap:48px}
.card-grid-2{grid-template-columns:1fr 1fr;gap:24px}
.split-5-7{grid-template-columns:5fr 7fr;gap:96px;align-items:start}
.split-7-5{grid-template-columns:7fr 5fr;gap:96px;align-items:start}
.split-8-4{grid-template-columns:8fr 4fr;gap:64px;align-items:start}
.leader-grid{grid-template-columns:repeat(3,1fr);gap:24px}
.doc-grid{grid-template-columns:1fr 1fr;gap:16px}

/* ============================================================================
   Responsive
   ========================================================================== */
@media (max-width:960px){
  :root{--gutter:28px}
  .page-title,.hero h1{font-size:44px}
  .section-title{font-size:30px}
  .split-5-7,.split-7-5,.split-8-4{grid-template-columns:1fr;gap:48px}
  .leader-grid{grid-template-columns:1fr 1fr}
  .stat-grid{grid-template-columns:1fr 1fr;gap:32px}
  .hero-img,.hero-fade{width:100%;opacity:0.45}
  .hero-fade{background:linear-gradient(180deg,rgba(0,0,0,0.2) 0%,#000 92%)}
  .hero-inner{padding-top:80px;padding-bottom:80px}
}
@media (max-width:760px){
  .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;background:var(--black);
    border-bottom:1px solid var(--border-subtle);padding:0 28px;max-height:0;overflow:hidden;
    transition:max-height .25s ease}
  .nav-links.open{max-height:340px}
  .nav-links a{padding:18px 0;border-bottom:1px solid var(--border-subtle);border-left:0}
  .nav-links a.active{border-bottom-color:var(--border-subtle);color:var(--accent)}
  .nav-toggle{display:block;order:3}
  .nav-inner{gap:16px;justify-content:space-between}
  .nav-ticker{order:2}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .footer-nav{text-align:left}
  .card-grid-2,.doc-grid,.leader-grid,.stat-grid{grid-template-columns:1fr}
}
@media (max-width:480px){
  .page-title,.hero h1{font-size:34px}
  .nav-ticker .sym{display:none}
}