/* ============================================================
   Phoenicia Consulting / Dr RisQuant — Design System
   Institutional advisory aesthetic: editorial, restrained.
   ============================================================ */

:root {
  /* Brand palette (from blueprint) */
  --navy:        #1B4F72;
  --navy-deep:   #14385a;
  --navy-ink:    #102a44;
  --teal:        #148F77;
  --teal-bright: #16a589;
  --gold:        #B7950B;
  --charcoal:    #1C2833;
  --grey-100:    #f6f7f9;
  --grey-200:    #eceef1;
  --grey-300:    #d9dde3;
  --grey-500:    #7c8794;
  --white:       #ffffff;

  /* Semantic */
  --bg:          var(--white);
  --bg-alt:      var(--grey-100);
  --bg-ink:      #0f2236;       /* dark sections / analytics panels */
  --surface:     var(--white);
  --border:      var(--grey-300);
  --border-soft: var(--grey-200);
  --text:        var(--charcoal);
  --text-muted:  var(--grey-500);
  --accent:      var(--teal);
  --accent-hover:var(--teal-bright);

  /* Status (muted, finance) */
  --positive: rgba(20, 143, 119, 0.9);
  --negative: rgba(192, 57, 43, 0.85);

  /* Type */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'IBM Plex Mono', monospace;

  /* Spacing (8px grid) */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:20px;
  --s6:24px; --s8:32px; --s10:40px; --s12:48px; --s16:64px; --s20:80px; --s24:96px;

  --maxw: 1180px;
  --radius: 6px;
  --shadow: 0 1px 2px rgba(16,42,68,.06), 0 8px 24px rgba(16,42,68,.06);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *{transition:none!important;animation:none!important;} }

h1,h2,h3,h4 { line-height: 1.2; color: var(--navy-ink); font-weight: 600; margin: 0 0 var(--s4); }
h1 { font-family: var(--font-serif); font-weight: 600; font-size: clamp(2.1rem, 4vw, 3.3rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 var(--s4); }
a { color: var(--navy); text-decoration: none; }
a:hover { color: var(--teal); }
ul { margin: 0 0 var(--s4); padding-left: 1.1rem; }
li { margin-bottom: var(--s2); }
img { max-width: 100%; display: block; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--s6); }
.section { padding: var(--s24) 0; }
.section--tight { padding: var(--s16) 0; }
.section--alt { background: var(--bg-alt); }
.section--ink { background: var(--bg-ink); color: #cdd9e5; }
.section--ink h1,.section--ink h2,.section--ink h3 { color: #fff; }

.overline {
  font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--teal); margin-bottom: var(--s3);
}
.section--ink .overline { color: var(--teal-bright); }
.lead { font-size: 1.18rem; color: #34465a; max-width: 62ch; }
.section--ink .lead { color: #b9c7d6; }
.muted { color: var(--text-muted); }
.center { text-align: center; }
.mx-auto { margin-left:auto; margin-right:auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: var(--s2);
  font-weight: 600; font-size: .95rem; line-height: 1;
  padding: 14px 22px; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer; transition: all .15s ease;
}
.btn--primary { background: var(--teal); color: #fff; }
.btn--primary:hover { background: var(--teal-bright); color:#fff; transform: translateY(-1px); }
.btn--secondary { background: transparent; color: var(--navy); border-color: var(--border); }
.btn--secondary:hover { border-color: var(--navy); color: var(--navy); background:#fff; }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.btn--ghost:hover { border-color:#fff; background: rgba(255,255,255,.08); color:#fff; }
.btn--gold { background: var(--gold); color:#fff; }
.btn--gold:hover { filter: brightness(1.08); color:#fff; }
.btn:focus-visible { outline: 3px solid rgba(20,143,119,.4); outline-offset: 2px; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-soft);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 600; color: var(--navy-ink); }
.brand__tag { font-size: .62rem; letter-spacing: .22em; text-transform: uppercase; color: var(--teal); margin-top: 3px; }
.nav__links { display: flex; align-items: center; gap: var(--s6); list-style: none; margin: 0; padding: 0; }
.nav__links a { color: var(--charcoal); font-size: .92rem; font-weight: 500; padding: 6px 0; position: relative; }
.nav__links a:hover { color: var(--teal); }
.nav__links a.active { color: var(--navy); }
.nav__links a.active::after { content:""; position:absolute; left:0; right:0; bottom:-2px; height:2px; background:var(--teal); }
.nav__cta { margin-left: var(--s2); }
.nav__toggle { display:none; background:none; border:0; cursor:pointer; padding:8px; }
.nav__toggle span { display:block; width:22px; height:2px; background:var(--navy-ink); margin:4px 0; }
.badge-pill { font-size:.7rem; background:var(--teal); color:#fff; padding:2px 8px; border-radius:999px; margin-left:6px; vertical-align:middle; }

@media (max-width: 920px){
  .nav__toggle { display:block; }
  .nav__links {
    position:absolute; top:72px; left:0; right:0; flex-direction:column; align-items:flex-start;
    gap:0; background:#fff; border-bottom:1px solid var(--border); padding:var(--s4) var(--s6);
    display:none;
  }
  .nav__links.open { display:flex; }
  .nav__links li { width:100%; }
  .nav__links a { display:block; padding:12px 0; width:100%; border-bottom:1px solid var(--border-soft); }
  .nav__cta { margin:var(--s3) 0 0; }
}

/* ---------- Hero ---------- */
.hero { padding: var(--s24) 0 var(--s20); position: relative; overflow: hidden; }
.hero__grid { display:grid; grid-template-columns: 1.15fr .85fr; gap: var(--s16); align-items: center; }
.hero h1 { margin-bottom: var(--s5); }
.hero__sub { font-size: 1.15rem; color:#34465a; margin-bottom: var(--s8); max-width: 54ch; }
.hero__cta { display:flex; gap: var(--s3); flex-wrap: wrap; }
.hero__panel {
  background: var(--bg-ink); color:#cdd9e5; border-radius: 10px; padding: var(--s8);
  box-shadow: var(--shadow); border:1px solid rgba(255,255,255,.06);
}
.hero__panel h3 { color:#fff; font-size:1rem; }
@media (max-width: 920px){ .hero__grid { grid-template-columns: 1fr; gap: var(--s10); } }

/* ---------- Cards / grids ---------- */
.grid { display:grid; gap: var(--s6); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 920px){ .grid-3,.grid-4 { grid-template-columns: 1fr; } .grid-2{grid-template-columns:1fr;} }

.card {
  background: var(--surface); border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: var(--s8); transition: border-color .15s, transform .15s;
}
.card:hover { border-color: var(--teal); transform: translateY(-2px); }
.card__kicker { font-size:.72rem; font-weight:700; letter-spacing:.12em; text-transform:uppercase; color:var(--teal); }
.card h3 { margin: var(--s3) 0 var(--s3); }
.card__price { font-family: var(--font-mono); font-size: .9rem; color: var(--gold); font-weight: 600; }
.card__rule { height:3px; width:40px; background:var(--teal); margin-bottom: var(--s5); border-radius:2px; }

/* product card variant */
.product { display:flex; flex-direction:column; }
.product .product__foot { margin-top:auto; padding-top: var(--s5); display:flex; gap: var(--s3); flex-wrap:wrap; }

/* ---------- Credentials strip ---------- */
.creds { display:flex; flex-wrap:wrap; gap: var(--s3) var(--s8); justify-content:center; align-items:center; }
.creds span { font-size:.85rem; color:#43586c; font-weight:600; display:flex; align-items:center; gap:8px; }
.creds span::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--gold); }

/* ---------- Analytics / toy model panel ---------- */
.toy {
  background: var(--bg-ink); color:#d6e0ea; border-radius:10px; overflow:hidden;
  border:1px solid rgba(255,255,255,.07); box-shadow: var(--shadow);
}
.toy__head { padding: var(--s5) var(--s6); border-bottom:1px solid rgba(255,255,255,.08); display:flex; justify-content:space-between; align-items:center; }
.toy__head h3 { color:#fff; margin:0; font-size:1.05rem; }
.toy__head .tag { font-family:var(--font-mono); font-size:.7rem; color:#7fd9c6; border:1px solid rgba(127,217,198,.4); padding:2px 8px; border-radius:4px; }
.toy__body { display:grid; grid-template-columns: 320px 1fr; }
@media (max-width: 820px){ .toy__body { grid-template-columns: 1fr; } }
.toy__inputs { padding: var(--s6); border-right:1px solid rgba(255,255,255,.07); }
.toy__outputs { padding: var(--s6); }
.field { margin-bottom: var(--s5); }
.field label { display:block; font-size:.78rem; letter-spacing:.04em; text-transform:uppercase; color:#8aa0b6; margin-bottom:6px; font-weight:600; }
.field input[type=range]{ width:100%; accent-color: var(--teal-bright); }
.field select, .field input[type=number]{
  width:100%; background:#0a1825; border:1px solid rgba(255,255,255,.14); color:#fff;
  padding:10px 12px; border-radius:6px; font-family:var(--font-mono); font-size:.9rem;
}
.field .val { float:right; font-family:var(--font-mono); color:#7fd9c6; font-size:.85rem; }
.field textarea {
  width:100%; background:#0a1825; border:1px solid rgba(255,255,255,.14); color:#fff;
  padding:10px 12px; border-radius:6px; font-family:var(--font-mono); font-size:.8rem;
  min-height:170px; resize:vertical; line-height:1.5;
}
.field input[type=file]{ font-size:.78rem; color:#8aa0b6; }
.privacy-chip {
  display:inline-flex; align-items:center; gap:6px; font-size:.72rem; font-weight:600;
  color:#7fd9c6; border:1px solid rgba(127,217,198,.35); border-radius:999px; padding:3px 10px;
}
.hook-box {
  margin-top:var(--s4); padding:var(--s4) var(--s5); border-radius:8px;
  background:rgba(227,195,77,.08); border:1px solid rgba(227,195,77,.3); font-size:.9rem; color:#d6e0ea;
}

/* ---------- Article / blog post ---------- */
.article { max-width: 760px; }
.article__back { font-size:.88rem; font-weight:600; color:var(--teal); }
.article__title { font-size: clamp(1.9rem, 3.4vw, 2.7rem); margin:var(--s3) 0 var(--s4); }
.article__meta { font-family:var(--font-mono); font-size:.78rem; color:var(--text-muted); margin:0; }
.article__rule { border:0; border-top:1px solid var(--border); margin:var(--s8) 0 var(--s10); }
.article h2 { font-size:1.5rem; margin:var(--s12) 0 var(--s4); }
.article h3 { font-size:1.2rem; margin:var(--s10) 0 var(--s3); color:var(--navy); }
.article h4, .article h5, .article h6 {
  font-size:1.02rem; margin:var(--s8) 0 var(--s3); color:var(--navy-ink); font-weight:600;
}
.article p { font-size:1.05rem; line-height:1.75; color:#2b3a4a; margin:0 0 var(--s5); }
.article ul, .article ol { margin:0 0 var(--s6); padding-left:1.3rem; }
.article li { font-size:1.02rem; line-height:1.7; color:#2b3a4a; margin-bottom:var(--s3); }
.article li > p { margin-bottom:var(--s2); }
.article strong { color:var(--navy-ink); }
.article a { color:var(--teal); text-decoration:underline; text-underline-offset:2px; }
.article a:hover { color:var(--navy); }
.article blockquote {
  margin:var(--s8) 0; padding:var(--s4) var(--s6); border-left:3px solid var(--teal);
  background:var(--grey-100); color:#34465a; font-style:italic;
}
.article hr { border:0; border-top:1px solid var(--border-soft); margin:var(--s10) 0; }
.article code { font-family:var(--font-mono); font-size:.9em; background:var(--grey-100); padding:2px 6px; border-radius:3px; }
.article__cta {
  margin-top:var(--s16); padding:var(--s8); border-radius:8px;
  background:var(--grey-100); border:1px solid var(--border-soft);
}
.article__cta h3 { margin-top:0; }

/* ---------- "Did you know" data band ---------- */
.factband {
  background: var(--bg-ink); color:#cdd9e5; border-top:3px solid var(--teal);
  border-bottom:1px solid rgba(255,255,255,.08); overflow:hidden; position:relative;
}
.factband::after {           /* subtle data-grid texture */
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:28px 28px;
}
.factband .container { position:relative; z-index:1; padding-top:var(--s10); padding-bottom:var(--s10); }
.fact__tag {
  display:inline-block; font-size:.7rem; font-weight:700; letter-spacing:.18em; text-transform:uppercase;
  color:var(--bg-ink); background:var(--gold); padding:4px 12px; border-radius:3px; margin-bottom:var(--s6);
}
.fact__inner {
  display:grid; grid-template-columns: minmax(140px, 200px) 1fr; gap:var(--s8); align-items:center;
  transition:opacity .22s ease, transform .22s ease;
}
.fact__inner.fade { opacity:0; transform:translateY(6px); }
.fact__stat {
  font-family:var(--font-mono); font-weight:600; font-size:clamp(2.6rem,6vw,4rem);
  color:#7fd9c6; line-height:1; letter-spacing:-.02em;
}
.fact__lead { font-size:clamp(1.05rem,2vw,1.35rem); color:#fff; font-weight:600; margin:0 0 8px; line-height:1.35; }
.fact__body { font-size:.95rem; color:#9fb1c2; margin:0 0 12px; max-width:64ch; }
.fact__body em { color:#cdd9e5; font-style:italic; }
.fact__hook {
  font-size:1rem; color:#e3c34d; font-weight:600; margin:0 0 12px; max-width:60ch;
  padding-left:14px; border-left:3px solid rgba(227,195,77,.55); line-height:1.45;
}
.fact__source { font-size:.74rem; color:#7c8ba1; font-family:var(--font-mono); }
.fact__foot { display:flex; align-items:center; justify-content:space-between; gap:var(--s5); margin-top:var(--s8); flex-wrap:wrap; }
.fact__dots { display:flex; gap:7px; }
.fact__dot {
  width:8px; height:8px; border-radius:50%; border:0; padding:0; cursor:pointer;
  background:rgba(255,255,255,.22); transition:background .2s, transform .2s;
}
.fact__dot:hover { background:rgba(255,255,255,.45); }
.fact__dot.on { background:var(--teal-bright); transform:scale(1.35); }
.fact__dot:focus-visible { outline:2px solid var(--teal-bright); outline-offset:3px; }
@media (max-width:760px){
  .fact__inner { grid-template-columns:1fr; gap:var(--s4); }
}
.field:focus-within label { color:#7fd9c6; }

.kpi-row { display:grid; grid-template-columns: repeat(2,1fr); gap: var(--s4); margin-bottom: var(--s5); }
.kpi { border:1px solid rgba(255,255,255,.09); border-radius:8px; padding: var(--s4) var(--s5); background:#0c1c2e; }
.kpi .lbl { font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:#7c8ba1; }
.kpi .num { font-family:var(--font-mono); font-size:1.55rem; color:#fff; margin-top:4px; }
.kpi .num.accent { color:#7fd9c6; }
.kpi .num.gold { color:#e3c34d; }
.kpi .sub { font-size:.75rem; color:#8aa0b6; margin-top:2px; }

.bars { margin-top: var(--s4); }
.bar-item { margin-bottom: var(--s4); }
.bar-item .bl { display:flex; justify-content:space-between; font-size:.8rem; color:#b9c7d6; margin-bottom:5px; }
.bar-item .bl b { font-family:var(--font-mono); color:#fff; }
.bar-track { height:12px; background:#0a1825; border-radius:6px; overflow:hidden; border:1px solid rgba(255,255,255,.08); }
.bar-fill { height:100%; border-radius:6px; transition: width .4s ease; }
.bar-fill.commercial { background:#5a7da0; }
.bar-fill.preferred { background: var(--teal-bright); }
.toy__note { font-size:.76rem; color:#7c8ba1; margin-top: var(--s5); border-top:1px solid rgba(255,255,255,.08); padding-top: var(--s4); }

/* ---------- Process / steps ---------- */
.steps { counter-reset: step; display:grid; grid-template-columns: repeat(4,1fr); gap: var(--s6); }
@media (max-width: 920px){ .steps { grid-template-columns:1fr; } }
.step { position:relative; padding-top: var(--s8); }
.step::before {
  counter-increment: step; content: counter(step);
  position:absolute; top:0; left:0; width:38px; height:38px; border-radius:50%;
  background:var(--navy); color:#fff; display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-weight:600;
}
.step h4 { margin: var(--s3) 0 var(--s2); }
.step p { font-size:.92rem; color:#485c70; }
.section--ink .step p { color:#9fb1c2; }
.section--ink .step::before { background: var(--teal); }

/* ---------- Footer ---------- */
.footer { background: var(--navy-ink); color:#9fb4c7; padding: var(--s16) 0 var(--s8); font-size:.9rem; }
.footer a { color:#cfe0ee; }
.footer a:hover { color:#fff; }
.footer__grid { display:grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: var(--s8); margin-bottom: var(--s10); }
@media (max-width: 760px){ .footer__grid { grid-template-columns: 1fr 1fr; } }
.footer h4 { color:#fff; font-size:.8rem; letter-spacing:.1em; text-transform:uppercase; }
.footer ul { list-style:none; padding:0; }
.footer__bottom { border-top:1px solid rgba(255,255,255,.1); padding-top: var(--s6); display:flex; justify-content:space-between; flex-wrap:wrap; gap:var(--s3); font-size:.82rem; color:#7d93a8; }

/* utilities */
.tablewrap { overflow-x:auto; }
table.data { width:100%; border-collapse:collapse; font-size:.9rem; }
table.data th, table.data td { padding:10px 14px; border-bottom:1px solid var(--border-soft); text-align:left; }
table.data td.num, table.data th.num { text-align:right; font-family:var(--font-mono); }
table.data thead th { font-size:.75rem; letter-spacing:.06em; text-transform:uppercase; color:var(--text-muted); }
.tag-row { display:flex; gap:var(--s2); flex-wrap:wrap; margin-top:var(--s3); }
.tag { font-size:.74rem; background:var(--grey-100); border:1px solid var(--border-soft); color:#43586c; padding:3px 10px; border-radius:999px; }
details.accordion { border-top:1px solid var(--border-soft); padding:var(--s4) 0; }
details.accordion summary { cursor:pointer; font-weight:600; color:var(--navy); list-style:none; }
details.accordion summary::-webkit-details-marker { display:none; }
details.accordion summary::before { content:"+ "; color:var(--teal); font-family:var(--font-mono); }
details.accordion[open] summary::before { content:"– "; }

/* kpi variants for toy panels */
.kpi-row.k4 { grid-template-columns: repeat(4,1fr); }
@media (max-width: 640px){ .kpi-row, .kpi-row.k4 { grid-template-columns: 1fr 1fr; } }

/* product tabs */
.tabs { display:flex; gap:var(--s2); flex-wrap:wrap; justify-content:center; margin-bottom:var(--s10); }
.tabs button {
  background:#fff; border:1px solid var(--border); color:var(--charcoal); padding:9px 18px;
  border-radius:999px; font-weight:600; font-size:.9rem; cursor:pointer; transition:all .15s;
}
.tabs button.active, .tabs button:hover { background:var(--navy); color:#fff; border-color:var(--navy); }

/* light forms */
.order-form { display:grid; gap:var(--s5); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:var(--s4); }
@media (max-width:640px){ .form-row { grid-template-columns:1fr; } }
.form-field label { display:block; font-size:.82rem; font-weight:600; color:var(--navy-ink); margin-bottom:6px; }
.form-field input, .form-field select, .form-field textarea {
  width:100%; padding:11px 13px; border:1px solid var(--border); border-radius:6px;
  font-family:var(--font-sans); font-size:.92rem; color:var(--text); background:#fff;
}
.form-field textarea { min-height:96px; resize:vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline:none; border-color:var(--teal); box-shadow:0 0 0 3px rgba(20,143,119,.15);
}
.form-field .req { color:var(--negative); }
.form-note { font-size:.82rem; color:var(--text-muted); }

/* faq */
.faq details { border-bottom:1px solid var(--border-soft); padding:var(--s5) 0; }
.faq summary { cursor:pointer; font-weight:600; color:var(--navy-ink); list-style:none; font-size:1.02rem; }
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after { content:"+"; float:right; color:var(--teal); font-family:var(--font-mono); }
.faq details[open] summary::after { content:"–"; }
.faq details p { margin-top:var(--s4); color:#43586c; }

.values-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:var(--s8) var(--s12); }
@media (max-width:760px){ .values-grid{grid-template-columns:1fr;} }
.value h3 { display:flex; align-items:baseline; gap:10px; }
.value h3 .n { font-family:var(--font-mono); color:var(--teal); font-size:.95rem; }

/* scroll reveal (only active when JS adds .js-reveal; no-JS users see everything) */
.js-reveal .reveal { opacity:0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.js-reveal .reveal.in { opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){ .js-reveal .reveal { opacity:1 !important; transform:none !important; } }

/* focus-visible accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(20,143,119,.45); outline-offset: 2px; border-radius: 3px;
}