/* ============================================================
   ALTICORD — Design System
   Display: Space Grotesk / Body: Inter / Utility: IBM Plex Mono
   ============================================================ */

:root{
  /* Color */
  --navy: #001C3D;
  --navy-deep: #00050F;
  --navy-mid: #0B2A4D;
  --bronze: #AB7A39;
  --bronze-light: #C89A5B;
  --bg: #FFFFFF;
  --bg-alt: #F3F4F6;
  --bg-alt-2: #ECEEF1;
  --ink: #0B1622;
  --steel: #566072;
  --steel-light: #8A93A3;
  --line: #E1E4E9;
  --line-dark: rgba(255,255,255,0.14);
  --white: #FFFFFF;

  /* Type */
  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* Layout */
  --max: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.08;
  margin: 0 0 0.5em;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.6rem, 5.4vw, 4.6rem); font-weight: 700; letter-spacing: -0.02em;}
h2{ font-size: clamp(1.9rem, 3.4vw, 2.75rem); }
h3{ font-size: clamp(1.2rem, 1.6vw, 1.5rem); }
h4{ font-size: 1.05rem; }
p{ margin: 0 0 1em; color: var(--steel); }
a{ color: inherit; }
img{ max-width: 100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }

.container{ max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.kicker{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bronze);
  font-weight: 500;
  display:block;
  margin-bottom: 0.9em;
}
.kicker.on-dark{ color: var(--bronze-light); }

.lede{
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--steel);
  max-width: 46em;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:0.5em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius);
  text-decoration:none;
  border: 1px solid transparent;
  cursor:pointer;
  transition: all .18s ease;
  white-space: nowrap;
}
.btn-primary{ background: var(--navy); color: var(--white); }
.btn-primary:hover{ background: var(--bronze); }
.btn-ghost{ background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover{ background: var(--navy); color: var(--white); }
.btn-ghost.on-dark{ color: var(--white); border-color: rgba(255,255,255,0.4); }
.btn-ghost.on-dark:hover{ background: var(--white); color: var(--navy); border-color: var(--white); }
.btn-bronze{ background: var(--bronze); color: var(--white); }
.btn-bronze:hover{ background: var(--bronze-light); }
.btn-arrow{ transition: transform .18s ease; }
.btn:hover .btn-arrow{ transform: translateX(3px); }

/* ---------- Nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 0.85rem var(--gutter);
  max-width: var(--max); margin: 0 auto;
}
.brand{ display:flex; align-items:center; gap:0.6em; text-decoration:none; }
.brand img{ height: 34px; width:auto; }
.brand-word{ font-family: var(--font-display); font-weight:700; font-size:1.15rem; color: var(--navy); letter-spacing: 0.01em;}
.nav-links{ display:flex; align-items:center; gap: 2rem; }
.nav-links a{
  text-decoration:none; color: var(--ink); font-size:0.92rem; font-weight:500;
  position:relative; padding: 0.3em 0; margin-right: 2rem;
}
.nav-links a:last-child{ margin-right:0; }
.nav-links a::after{
  content:""; position:absolute; left:0; right:100%; bottom:-2px; height:2px; background: var(--bronze);
  transition: right .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{ right:0; }
.nav-links a.active{ color: var(--navy); font-weight:700; }
.nav-cta{ display:flex; align-items:center; gap:1.2rem; }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:0.4em; position:relative; z-index:200; }
.nav-toggle span{ display:block; width:24px; height:2px; background:var(--navy); margin:5px 0; transition: all .2s ease;}

@media (max-width: 920px){
  .site-header .nav-links{
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    min-height: 300px;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem var(--gutter);
    gap: 1.4rem;
    border-top: 1px solid var(--line);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 150;
  }
  .site-header .nav-links.open{ display: flex; }
  .nav-links a{ font-size:1.1rem; flex-shrink:0; width:100%; display:block; }
  .nav-toggle{ display:block; }
  .nav-cta .btn-ghost{ display:none; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  background: var(--navy-deep);
  color: var(--white);
  padding: clamp(4rem,10vw,7rem) 0 clamp(3rem,7vw,5rem);
}
.hero-grid{
  display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items:center;
}
.hero h1{ color: var(--white); }
.hero .lede{ color: rgba(255,255,255,0.7); }
.hero-cta{ display:flex; gap:1rem; margin-top:2rem; flex-wrap:wrap; }
.hero-art{ position:relative; }
.hero-art svg{ width:100%; height:auto; }
.contour{ position:absolute; inset:0; pointer-events:none; opacity:0.35; }

@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-art{ order:-1; max-width: 380px; margin: 0 auto 1rem; }
}

.line-draw{
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  animation: draw 2.4s cubic-bezier(.4,0,.2,1) forwards;
}
@keyframes draw{ to{ stroke-dashoffset: 0; } }

/* ---------- Sections ---------- */
.section{ padding: clamp(3.5rem,7vw,6rem) 0; }
.section-alt{ background: var(--bg-alt); }
.section-dark{ background: var(--navy-deep); color: var(--white); }
.section-dark h2, .section-dark h3, .section-dark h4{ color: var(--white); }
.section-dark p{ color: rgba(255,255,255,0.68); }
.section-navy{ background: var(--navy); color: var(--white); }
.section-navy h2, .section-navy h3, .section-navy h4{ color: var(--white); }
.card-dark h4{ color: var(--white); }
.section-navy p{ color: rgba(255,255,255,0.72); }

.section-head{ max-width: 46em; margin-bottom: 3rem; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

.divider{ height:1px; background: var(--line); border:none; margin: 0; }
.divider.on-dark{ background: var(--line-dark); }

/* ---------- Grid utilities ---------- */
.grid{ display:grid; gap: 1.5rem; }
.grid-2{ grid-template-columns: repeat(2,1fr); }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }
.grid-6{ grid-template-columns: repeat(6,1fr); }
@media (max-width: 920px){
  .grid-3, .grid-4{ grid-template-columns: repeat(2,1fr); }
  .grid-6{ grid-template-columns: repeat(3,1fr); }
}
@media (max-width: 640px){
  .grid-2, .grid-3, .grid-4, .grid-6{ grid-template-columns: 1fr; }
}

/* ---------- Cards ---------- */
.card{
  background: var(--white);
  border: 1px solid var(--line);
  padding: 1.9rem;
  transition: border-color .2s ease, transform .2s ease;
}
.card:hover{ border-color: var(--bronze); }
.card-dark{ background: var(--navy-mid); border: 1px solid var(--line-dark); padding: 1.9rem; }
.card-num{
  font-family: var(--font-display); font-size:1.7rem; font-weight:700; color: var(--bronze);
  display:block; margin-bottom:0.6em;
}
.card h4{ margin-bottom: 0.5em; letter-spacing: 0.01em; }
.card p{ font-size:0.94rem; margin:0; }

/* ---------- Stat strip ---------- */
.stat-strip{
  display:grid; grid-template-columns: repeat(4,1fr); border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark);
}
.stat{ padding: 1.6rem; border-right:1px solid var(--line-dark); }
.stat:last-child{ border-right:none; }
.stat-label{ font-family: var(--font-mono); font-size:0.68rem; letter-spacing:0.14em; text-transform:uppercase; color: var(--bronze-light); display:block; margin-bottom:0.5em; }
.stat-value{ font-family: var(--font-display); font-size:1.15rem; color:var(--white); font-weight:600; line-height:1.3; }
@media (max-width: 780px){
  .stat-strip{ grid-template-columns: repeat(2,1fr); }
  .stat{ border-bottom: 1px solid var(--line-dark); }
}

/* ---------- Leadership ---------- */
.person-card{ text-decoration:none; color:inherit; display:block; }
.person-photo{
  aspect-ratio: 4/5; overflow:hidden; background: var(--bg-alt-2); margin-bottom:1rem;
  position:relative; border: 1px solid var(--line);
}
.person-photo img{ width:100%; height:100%; object-fit:cover; object-position: top center; }
.person-photo.placeholder{ display:flex; align-items:center; justify-content:center; }
.person-photo.placeholder span{
  font-family: var(--font-display); font-size:2.4rem; font-weight:700; color: var(--navy); opacity:0.25;
}
.person-name{ font-family: var(--font-display); font-weight:700; font-size:1.05rem; color:var(--navy); margin-bottom:0.15em; }
.person-role{ font-family: var(--font-mono); font-size:0.68rem; letter-spacing:0.06em; text-transform:uppercase; color: var(--bronze); margin-bottom:0.7em; display:block; }
.person-bio{ font-size:0.88rem; color: var(--steel); }

.profile-block{ display:grid; grid-template-columns: 320px 1fr; gap: 2.5rem; padding: 2.5rem 0; border-bottom:1px solid var(--line); }
.profile-block:last-child{ border-bottom:none; }
.profile-facts{ list-style:none; padding:0; margin: 1rem 0 0; }
.profile-facts li{ font-size:0.88rem; color: var(--steel); padding-left:1.1em; position:relative; margin-bottom:0.5em; }
.profile-facts li::before{ content:"—"; position:absolute; left:0; color: var(--bronze); }
.profile-quote{ font-family: var(--font-display); font-size:1.25rem; color: var(--navy); font-weight:600; line-height:1.35; margin: 0 0 0.9em; }
@media (max-width: 780px){
  .profile-block{ grid-template-columns: 1fr; }
  .profile-block .person-photo{ max-width:220px; }
}

/* ---------- Ecosystem diagram ---------- */
.ecosystem{ display:flex; flex-direction:column; align-items:center; gap:0; }
.eco-node{
  font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase;
  text-align:center; padding: 0.9em 1.4em; border:1px solid var(--line-dark); color: var(--white);
}
.eco-node.primary{ background: var(--bronze); color: var(--navy-deep); border:none; font-weight:700; font-size:0.85rem; padding: 1.1em 2em;}
.eco-connector{ width:1px; height: 2rem; background: var(--line-dark); }
.eco-row{ display:flex; gap:1rem; flex-wrap:wrap; justify-content:center; }
.eco-row .eco-node{ flex:1; min-width:170px; }

/* ---------- Lifecycle strip (DBFOT) ---------- */
.lifecycle{ display:grid; grid-template-columns: repeat(5,1fr); gap:1px; background: var(--line); }
.life-step{ background: var(--white); padding: 1.8rem 1.4rem; }
.life-step.active{ background: var(--navy); color:var(--white); }
.life-step.active h4, .life-step.active p{ color: var(--white); }
.life-letter{ font-family: var(--font-display); font-size:1.9rem; font-weight:700; color: var(--bronze); display:block; margin-bottom:0.4em; }
.life-step.active .life-letter{ color: var(--bronze-light); }
.life-step h4{ font-size:0.9rem; letter-spacing:0.04em; margin-bottom:0.5em; }
.life-step p{ font-size:0.82rem; margin:0; }
@media (max-width: 920px){ .lifecycle{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 560px){ .lifecycle{ grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.site-footer{ background: var(--navy-deep); color: rgba(255,255,255,0.6); padding: 4rem 0 2rem; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:2.5rem; margin-bottom:3rem; }
.footer-brand img{ height:32px; margin-bottom:1rem; }
.footer-brand p{ color: rgba(255,255,255,0.5); font-size:0.88rem; max-width:26em; }
.footer-col h4{ color: var(--white); font-family: var(--font-mono); font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase; margin-bottom:1.1em; font-weight:600;}
.footer-col a{ display:block; color: rgba(255,255,255,0.62); text-decoration:none; font-size:0.9rem; margin-bottom:0.75em; transition: color .15s ease;}
.footer-col a:hover{ color: var(--bronze-light); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; padding-top:2rem; border-top:1px solid var(--line-dark); font-size:0.8rem; }
@media (max-width: 780px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px){ .footer-grid{ grid-template-columns: 1fr; } }

/* ---------- Page hero (interior pages) ---------- */
.page-hero{ background: var(--navy-deep); color:var(--white); padding: clamp(3.5rem,8vw,5.5rem) 0 3rem; position:relative; overflow:hidden;}
.page-hero h1{ color:var(--white); max-width: 18em; }
.page-hero .lede{ color: rgba(255,255,255,0.68); margin-top:1rem;}
.breadcrumb{ font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color: var(--bronze-light); margin-bottom:1.2em; }

/* ---------- Misc components ---------- */
.tag-row{ display:flex; flex-wrap:wrap; gap:0.6rem; margin-top:1.2rem;}
.tag{ font-family: var(--font-mono); font-size:0.7rem; letter-spacing:0.06em; text-transform:uppercase; border:1px solid var(--line); padding:0.4em 0.9em; color: var(--steel); }
.on-dark .tag, .section-dark .tag, .section-navy .tag{ border-color: var(--line-dark); color: rgba(255,255,255,0.7); }

.split{ display:grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items:center; }
@media (max-width: 860px){ .split{ grid-template-columns:1fr; gap:2rem; } }

.cta-band{
  background: var(--bronze); color: var(--navy-deep); padding: clamp(3rem,6vw,4.5rem) 0; text-align:center;
}
.cta-band h2{ color: var(--navy-deep); }
.cta-band .btn-primary{ background: var(--navy-deep); }
.cta-band .btn-primary:hover{ background: var(--navy); }

.reveal{ opacity:0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }

/* Table */
.matrix-table{ width:100%; border-collapse:collapse; }
.matrix-table th{ text-align:left; font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--bronze-light); padding: 0.9em 1em; background: var(--navy); }
.matrix-table td{ padding: 0.95em 1em; border-bottom:1px solid var(--line-dark); font-size:0.92rem; }
.matrix-table tr:nth-child(even) td{ background: rgba(255,255,255,0.03); }

/* Forms */
.form-field{ margin-bottom:1.3rem; display:flex; flex-direction:column; gap:0.5em; }
.form-field label{ font-family: var(--font-mono); font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color: var(--steel); }
.form-field input, .form-field textarea, .form-field select{
  font-family: var(--font-body); font-size:1rem; padding:0.8em 1em; border:1px solid var(--line); background: var(--white); color: var(--ink);
}
.form-field input:focus, .form-field textarea:focus{ outline:2px solid var(--bronze); outline-offset:1px; border-color: var(--bronze); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:1.3rem; }
@media (max-width:640px){ .form-row{ grid-template-columns:1fr; } }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--bronze); outline-offset: 2px;
}

/* Utility */
.mt-0{ margin-top:0; } .mb-0{ margin-bottom:0; }
.text-center{ text-align:center; }
.small{ font-size:0.85rem; }
.on-dark{ color: rgba(255,255,255,0.7); }