/* ============================================================
   DALMORIEN — Sovereign Predictive AI
   Design system: private-bank prospectus / intelligence folio.
   Paper cream, espresso ink, cognac rules. Playfair for display,
   Georgia for text, Plex Mono (Consolas) for document furniture.
   ============================================================ */

/* ---------- Fonts (self-hosted; no third-party requests) ---------- */
@font-face {
  font-family: "Playfair Display";
  src: url("fonts/playfair-display-latin-600-normal.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Playfair Display";
  src: url("fonts/playfair-display-latin-800-normal.woff2") format("woff2");
  font-weight: 800; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Playfair Display";
  src: url("fonts/playfair-display-latin-900-normal.woff2") format("woff2");
  font-weight: 900; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Playfair Display";
  src: url("fonts/playfair-display-latin-600-italic.woff2") format("woff2");
  font-weight: 600; font-style: italic; font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
}

/* ---------- Tokens ---------- */
:root {
  --paper: #EDE7DB;
  --panel: #F4EFE5;
  --ink: #211B13;
  --espresso: #3B2B18;
  --cognac: #7C4A21;
  --cognac-deep: #5A3413;
  --muted: rgba(33, 27, 19, 0.62);
  --hairline: rgba(33, 27, 19, 0.18);
  --hairline-soft: rgba(33, 27, 19, 0.10);

  --display: "Playfair Display", Georgia, "Times New Roman", serif;
  --body: Georgia, "Times New Roman", serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --measure: 62ch;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --w-max: 1200px;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--cognac); text-decoration: none; }
a:hover { color: var(--cognac-deep); }
p { margin: 0 0 1.1em; max-width: var(--measure); }
::selection { background: var(--cognac); color: var(--paper); }

h1, h2, h3 { font-family: var(--display); color: var(--espresso); margin: 0; }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--espresso); color: var(--paper);
  padding: 0.6rem 1rem; font-family: var(--mono); font-size: 0.8rem;
  z-index: 100;
}
.skip-link:focus { left: 0.5rem; top: 0.5rem; color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--cognac);
  outline-offset: 3px;
}

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

/* ---------- Document furniture: top bar & folio strip ---------- */
.topbar {
  border-bottom: 1px solid var(--hairline);
  background: var(--paper);
  position: sticky; top: 0; z-index: 50;
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: 0.9rem;
}
.wordmark {
  font-family: var(--display); font-weight: 900;
  font-size: 1.35rem; letter-spacing: 0.045em;
  color: var(--ink);
}
.wordmark:hover { color: var(--ink); }

.nav-links { display: flex; align-items: center; gap: 1.9rem; }
.nav-links a {
  font-family: var(--mono); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink); padding-block: 0.35rem;
  border-bottom: 1px solid transparent;
}
.nav-links a:hover { color: var(--cognac-deep); border-bottom-color: var(--cognac); }
.nav-links a[aria-current="page"] { color: var(--cognac-deep); border-bottom-color: var(--cognac-deep); }

.nav-cta {
  border: 1px solid var(--espresso) !important;
  padding: 0.55rem 1rem !important;
  border-bottom: 1px solid var(--espresso) !important;
}
.nav-cta:hover { background: var(--espresso); color: var(--paper) !important; }

.nav-toggle {
  display: none;
  background: none; border: 1px solid var(--espresso);
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--espresso);
  padding: 0.5rem 0.9rem; cursor: pointer;
}

.folio {
  border-bottom: 1px solid var(--hairline-soft);
}
.folio-inner {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-block: 0.5rem;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--muted);
}

/* ---------- Mobile nav overlay ---------- */
@media (max-width: 860px) {
  .nav-links {
    display: none;
    position: fixed; inset: 0; top: 0;
    background: var(--paper);
    flex-direction: column; justify-content: center; align-items: flex-start;
    padding: var(--gutter);
    gap: 0.6rem;
    z-index: 60;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    font-family: var(--display); font-weight: 800; text-transform: none;
    letter-spacing: 0; font-size: clamp(2rem, 8vw, 2.8rem);
    color: var(--espresso); border-bottom: none;
  }
  .nav-links .nav-cta {
    border: 1px solid var(--espresso) !important;
    font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.16em;
    text-transform: uppercase; margin-top: 1.2rem;
  }
  .nav-toggle { display: inline-block; position: relative; z-index: 70; }
}

/* ---------- Hero (deck title-slide echo) ---------- */
.hero { border-bottom: 1px solid var(--hairline); position: relative; overflow: hidden; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) 4px minmax(0, 8fr);
  gap: 0;
  min-height: 78vh;
}
.hero-rule { background: var(--cognac-deep); }

.hero-left {
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3.5rem) clamp(2rem, 4vw, 3rem) 0;
  display: flex; flex-direction: column;
}
.hero-left .brand {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  letter-spacing: 0.03em; color: var(--ink); line-height: 1;
}
.brand-rule { width: 118px; height: 3px; background: var(--cognac-deep); margin: 1.4rem 0 1.1rem; }
.hero-left .tagline {
  font-family: var(--display); font-style: italic; font-weight: 600;
  font-size: 1.1rem; color: var(--ink);
}
.hero-seal { margin-top: auto; padding-top: 3rem; }

.hero-mark {
  margin-top: 1.6rem;
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--muted);
}

.hero-right {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem, 4vw, 3rem) clamp(1.5rem, 4vw, 3.5rem);
  display: flex; flex-direction: column; justify-content: center;
}
.constellation {
  position: absolute; inset: 0; pointer-events: none;
  opacity: 0.22;
}
.hero-right > :not(.constellation) { position: relative; }

.eyebrow {
  font-family: var(--mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase; color: var(--cognac);
  margin-bottom: 1.2rem;
}
.hero-right h1 {
  font-weight: 800;
  font-size: clamp(2.1rem, 4.6vw, 3.9rem);
  line-height: 1.12;
  letter-spacing: 0.002em;
  max-width: 14ch;
}
.hero-sub {
  margin-top: 1.6rem;
  color: var(--cognac);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 1.5;
  max-width: 44ch;
}
.hero-sub em { font-style: normal; }

@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; min-height: 0; }
  .hero-rule { height: 4px; width: 100%; }
  .hero-left { padding: 2.2rem 0 2rem; }
  .hero-seal { margin-top: 2rem; padding-top: 0; }
  .hero-right { padding: 2.4rem 0 2.6rem; }
}

/* ---------- Sections ---------- */
.section { padding-block: clamp(3.5rem, 9vh, 6.5rem); }
.section + .section { border-top: 1px solid var(--hairline-soft); }
.section-head { margin-bottom: clamp(1.8rem, 4vh, 3rem); }
.section-head h2 {
  font-weight: 800;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.18;
  max-width: 22ch;
}
.section-head .eyebrow { margin-bottom: 0.9rem; }

.lede { font-size: clamp(1.1rem, 1.7vw, 1.3rem); line-height: 1.6; color: var(--espresso); }

.dropcap::first-letter {
  font-family: var(--display); font-weight: 900;
  font-size: 3.3em; line-height: 0.82;
  float: left; padding: 0.07em 0.12em 0 0;
  color: var(--cognac-deep);
}

.two-col {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3.5rem);
}
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }

/* ---------- Card grids (echo stat cards) ---------- */
.card-grid {
  display: grid; gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--panel);
  border-top: 2px solid var(--cognac-deep);
  box-shadow: 0 1px 0 var(--hairline-soft);
  padding: 1.4rem 1.4rem 1.5rem;
}
.card .kicker {
  font-family: var(--mono); font-size: 0.64rem; font-weight: 500;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--cognac);
}
.card h3 {
  font-weight: 800; font-size: 1.28rem; line-height: 1.25;
  margin: 0.6rem 0 0.6rem;
}
.card p { font-size: 0.95rem; color: var(--ink); margin: 0; max-width: none; }

/* ---------- Ruled rows (sectors, refusals, pipeline) ---------- */
.rows { border-top: 1px solid var(--hairline); }
.row {
  display: grid; grid-template-columns: 130px minmax(0, 1fr) minmax(0, 1.6fr);
  gap: 1.5rem; align-items: baseline;
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--hairline);
}
.row .num {
  font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.18em;
  color: var(--cognac);
}
.row h3 { font-weight: 800; font-size: 1.25rem; }
.row p { margin: 0; font-size: 0.98rem; color: var(--ink); max-width: none; }
@media (max-width: 800px) {
  .row { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- Articles (principles) ---------- */
.articles { border-top: 1px solid var(--hairline); }
.article {
  display: grid; grid-template-columns: 130px minmax(0, 1fr);
  gap: 1.5rem;
  padding-block: clamp(1.6rem, 3.5vh, 2.4rem);
  border-bottom: 1px solid var(--hairline);
}
.article .numeral {
  font-family: var(--display); font-style: italic; font-weight: 600;
  font-size: 1.9rem; color: var(--cognac); line-height: 1;
}
.article h3 { font-weight: 800; font-size: clamp(1.25rem, 2vw, 1.6rem); margin-bottom: 0.5rem; }
.article p { margin: 0; max-width: 58ch; }
@media (max-width: 800px) {
  .article { grid-template-columns: 1fr; gap: 0.5rem; }
}

/* ---------- Dark band (CTA) ---------- */
.band {
  background: var(--espresso); color: var(--paper);
  border-top: 4px solid var(--cognac-deep);
}
.band-inner { padding-block: clamp(3rem, 8vh, 5rem); }
.band .eyebrow { color: #C9A27A; }
.band h2 {
  color: var(--paper); font-weight: 800;
  font-size: clamp(1.7rem, 3vw, 2.5rem); max-width: 20ch; line-height: 1.18;
}
.band p { color: rgba(237, 231, 219, 0.78); max-width: 52ch; }
.band-actions { margin-top: 1.8rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.btn {
  display: inline-block;
  font-family: var(--mono); font-size: 0.74rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.85rem 1.5rem;
  border: 1px solid var(--paper); color: var(--paper);
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover { background: var(--paper); color: var(--espresso); }
.btn-solid { background: var(--paper); color: var(--espresso); }
.btn-solid:hover { background: transparent; color: var(--paper); }

.btn-ink {
  border-color: var(--espresso); color: var(--espresso);
}
.btn-ink:hover { background: var(--espresso); color: var(--paper); }

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--hairline);
  padding-block: 2.6rem 2.2rem;
}
.footer-grid {
  display: grid; grid-template-columns: auto 1fr auto; gap: 2rem; align-items: start;
}

.footer-links { display: flex; gap: 1.6rem; flex-wrap: wrap; }
.footer-links a {
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink);
}
.footer-links a:hover { color: var(--cognac-deep); }
.footer-meta {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted); line-height: 2;
  text-align: right;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-meta { text-align: left; }
}

/* ---------- Forms ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; max-width: 720px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }

label {
  display: block;
  font-family: var(--mono); font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--espresso);
  margin-bottom: 0.45rem;
}
input, select, textarea {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--cognac-deep);
  padding: 0.8rem 0.9rem;
  font-family: var(--body); font-size: 1rem; color: var(--ink);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--cognac); outline-offset: 1px;
}
textarea { min-height: 160px; resize: vertical; }
.form-note { font-size: 0.9rem; color: var(--muted); max-width: 52ch; }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
/* Fallback: if scripting is unavailable, never hide content */
@media (scripting: none) {
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Constellation (static, quiet) ---------- */
.constellation .edge { stroke-dashoffset: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .constellation .edge { animation: none; stroke-dashoffset: 0; }
}

/* ---------- Print ---------- */
@media print {
  .topbar, .nav-toggle, .band, footer .footer-links { display: none; }
  body { background: #fff; }
}

/* ---------- Utilities & page components (CSP-clean, no inline styles) ---------- */
.hero-seal img { width: clamp(120px, 14vw, 168px); height: auto; }
.footer-seal img { width: 88px; height: auto; opacity: 0.9; }

.section-head .page-title { font-size: clamp(2rem, 4vw, 3.2rem); max-width: 18ch; }

.serif-em { font-family: var(--display); font-style: italic; }

.more { margin-top: 2rem; }
.mono-link {
  font-family: var(--mono); font-size: 0.74rem; font-weight: 500;
  letter-spacing: 0.18em; text-transform: uppercase;
}

.row-fact { grid-template-columns: 180px 1fr; }
@media (max-width: 800px) { .row-fact { grid-template-columns: 1fr; } }

.pull {
  border-left: 3px solid var(--cognac-deep);
  padding: 0.4rem 0 0.4rem 1.6rem;
  max-width: 720px;
}
.pull-quote {
  font-family: var(--display); font-style: italic; font-weight: 600;
  margin-bottom: 0.6rem;
}
.pull .muted { margin: 0; }
.muted { color: var(--muted); }

.aside-note { margin-top: 1.6rem; color: var(--muted); font-size: 0.95rem; }
.form-note { margin-top: 1.2rem; }

button.btn { background: none; cursor: pointer; }

.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }

/* ============================================================
   Discovery figure (platform / Method)
   A pure-canvas process animation (five stages) painted by
   discovery.js. Black display panel inset into the paper folio.
   ============================================================ */
.discovery-figure { margin: clamp(1.75rem, 4vh, 2.75rem) 0 0; }
.discovery-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: stretch;
}
@media (max-width: 760px) {
  .discovery-stage { grid-template-columns: 1fr; }
  .discovery-canvas-wrap { aspect-ratio: 5 / 6; }
}

.discovery-canvas-wrap {
  position: relative; width: 100%; aspect-ratio: 3 / 2;
  background: #0A0A0C;
  border: 1px solid rgba(0, 0, 0, 0.55);
  border-top: 2px solid var(--cognac-deep);
  box-shadow: 0 1px 0 var(--hairline-soft), inset 0 0 70px rgba(0, 0, 0, 0.75);
  overflow: hidden;
}
#discovery-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.discovery-noscript {
  position: absolute; inset: auto 1.4rem 1.3rem; margin: 0; max-width: 40ch;
  color: rgba(224, 162, 78, 0.85); font-size: 0.9rem;
}

/* Narration console */
.discovery-log { list-style: none; margin: 0; padding: 0; align-self: center; }
.discovery-log .log-line {
  font-family: var(--mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; line-height: 1.3;
  color: var(--muted); opacity: 0.5;
  border-left: 2px solid transparent; padding: 0.55rem 0 0.55rem 0.85rem;
  transition: color 0.35s ease, opacity 0.35s ease, border-color 0.35s ease;
}
.discovery-log .log-line.on {
  color: var(--cognac-deep); opacity: 1; border-left-color: var(--cognac-deep);
}
@media (max-width: 760px) {
  .discovery-log { display: flex; flex-wrap: wrap; gap: 0.15rem 1.1rem; margin-top: 1rem; }
  .discovery-log .log-line { border-left: none; padding: 0.2rem 0; }
}

/* Centered utility page (thanks.html) */
.center-page { min-height: 92vh; display: flex; align-items: center; }
.center-inner { text-align: center; width: 100%; padding-block: 4rem; }
.center-inner .eyebrow { max-width: none; margin-inline: auto; }
.center-inner img { margin: 0 auto 2rem; width: 120px; height: auto; }
.center-inner h1 { font-weight: 800; font-size: clamp(2.2rem, 5vw, 3.4rem); }
.center-inner .sub { max-width: 44ch; margin: 1.2rem auto 2.2rem; color: var(--muted); }