/* ============================================================
   HEAL THE BLU — shared design system
   Per Scientiam, Mare Sanetur
   ============================================================ */

:root {
  /* Palette — drawn from the catalogue cover & site */
  --navy-deep:  #0c2342;
  --navy:       #14315c;
  --navy-soft:  #1d4070;
  --parchment:  #f4efe4;
  --parchment-2:#efe8d8;
  --paper:      #faf7ef;
  --ink:        #21302d;   /* dark slate-green text */
  --ink-soft:   #3c4b47;
  --gold:       #c9b277;
  --gold-deep:  #a98f4e;
  --champagne:  #e4d6ad;
  --seafoam:    #9cc3d6;   /* light blue accent edge */
  --citron:     #eef0b8;   /* soft pale yellow pill */

  --maxw: 1180px;
  --gutter: clamp(20px, 5vw, 64px);

  --font-serif: 'Spectral', Georgia, 'Times New Roman', serif;
  --font-mono:  'Space Mono', 'Courier New', monospace;

  --r-sm: 4px;
  --r-md: 10px;
  --shadow-card: 0 1px 2px rgba(12,35,66,.06), 0 18px 40px -24px rgba(12,35,66,.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-serif);
  background: var(--parchment);
  color: var(--ink);
  font-size: 19px;
  line-height: 1.65;
  font-weight: 350;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

/* ---------- typographic helpers ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .28em;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--gold-deep);
}

h1, h2, h3, h4 {
  font-weight: 500;
  line-height: 1.08;
  margin: 0;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.display {
  font-size: clamp(44px, 7vw, 96px);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 0.98;
}

h2.section-title {
  font-size: clamp(30px, 4.2vw, 52px);
  font-weight: 300;
}

p { text-wrap: pretty; }

.lead {
  font-size: clamp(20px, 2.2vw, 25px);
  line-height: 1.5;
  font-weight: 350;
}

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

section { position: relative; }

/* ---------- ornamental rule with centered label ---------- */
.rule-label {
  display: flex;
  align-items: center;
  gap: 22px;
  justify-content: center;
  font-family: var(--font-serif);
  font-style: italic;
}
.rule-label::before, .rule-label::after {
  content: "";
  height: 1px;
  width: min(120px, 18vw);
  background: currentColor;
  opacity: .45;
}

/* ---------- buttons ---------- */
.btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: .6em;
  padding: 15px 26px;
  border-radius: 40px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .25s ease, background .25s ease, color .25s ease, border-color .25s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-gold   { background: var(--citron); color: var(--ink); }
.btn-gold:hover { background: #e6e89e; }
.btn-navy   { background: var(--navy); color: var(--parchment); }
.btn-navy:hover { background: var(--navy-soft); }
.btn-ghost  { background: transparent; border-color: rgba(33,48,45,.35); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); background: rgba(33,48,45,.04); }
.btn-ghost-light { background: transparent; border-color: rgba(244,239,228,.4); color: var(--parchment); }
.btn-ghost-light:hover { border-color: var(--parchment); background: rgba(244,239,228,.07); }

.btn .arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- link with arrow ---------- */
.txtlink {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: .5em;
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: gap .25s ease, border-color .25s ease;
}
.txtlink:hover { gap: .9em; border-color: currentColor; }

/* ============================================================
   NAV
   ============================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--parchment) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(33,48,45,.1);
}
.site-nav.on-navy {
  background: color-mix(in srgb, var(--navy-deep) 80%, transparent);
  border-bottom-color: rgba(244,239,228,.14);
  color: var(--parchment);
}
.nav-inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 14px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  text-decoration: none;
  color: inherit;
}
.brand img { height: 40px; width: auto; }
.brand .wordmark { display: flex; flex-direction: column; line-height: 1; }
.brand .wm-name {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.brand .wm-sub {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: .34em;
  text-transform: uppercase;
  opacity: .7;
  margin-top: 3px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav-links a { text-decoration: none; opacity: .82; transition: opacity .2s; white-space: nowrap; }
.nav-links a:hover { opacity: 1; }
.nav-cta { display: flex; align-items: center; gap: 18px; white-space: nowrap; }
.nav-cta .btn-gold { padding: 12px 26px; font-size: 12.5px; }
.nav-drop { position: relative; display: flex; align-items: center; gap: 4px; cursor: pointer; }
.nav-drop > .drop-arrow { font-size: 8px; opacity: .7; transition: transform .2s; }
.nav-drop:hover > .drop-arrow, .nav-drop:focus-within > .drop-arrow { transform: rotate(180deg); }
.nav-drop-panel {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  min-width: 170px;
  background: var(--navy-deep);
  border: 1px solid rgba(244,239,228,.14);
  border-radius: 10px;
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-6px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
  z-index: 60;
}
.nav-drop:hover .nav-drop-panel, .nav-drop:focus-within .nav-drop-panel {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0);
}
.nav-drop-panel a {
  padding: 10px 14px;
  border-radius: 6px;
  opacity: .88 !important;
  white-space: nowrap;
}
.nav-drop-panel a:hover { background: rgba(244,239,228,.08); opacity: 1 !important; }
.site-nav:not(.on-navy) .nav-drop-panel { background: var(--parchment); border-color: rgba(33,48,45,.12); }
.site-nav:not(.on-navy) .nav-drop-panel a:hover { background: rgba(33,48,45,.06); }

/* ---------- mobile nav ---------- */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 12px;
  border: 1px solid color-mix(in srgb, currentColor 45%, transparent);
  border-radius: 9px;
  background: transparent;
  cursor: pointer;
  color: inherit;
}
.nav-burger span {
  display: block;
  height: 1.6px;
  width: 100%;
  background: currentColor;
  border-radius: 2px;
  transition: transform .28s ease, opacity .22s ease;
}

@media (max-width: 980px) {
  .nav-burger { display: inline-flex; }
  .hide-sm { display: none !important; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0 var(--gutter);
    max-height: 0;
    overflow: hidden;
    background: var(--parchment);
    border-bottom: 1px solid rgba(33,48,45,.12);
    box-shadow: var(--shadow-card);
    transition: max-height .36s ease, padding .36s ease;
    font-size: 14px;
  }
  .site-nav.on-navy .nav-links {
    background: var(--navy-deep);
    border-bottom-color: rgba(244,239,228,.18);
  }
  .nav-links a {
    padding: 16px 2px;
    opacity: .9;
    border-top: 1px solid rgba(33,48,45,.12);
  }
  .nav-links a:first-child { border-top: none; }
  .site-nav.on-navy .nav-links a { border-top-color: rgba(244,239,228,.16); }

  .nav-toggle:checked ~ .nav-links {
    max-height: 80vh;
    padding-top: 6px;
    padding-bottom: 16px;
    overflow-y: auto;
  }
  .nav-toggle:checked ~ .nav-cta .nav-burger span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-cta .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-cta .nav-burger span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

  .nav-drop { flex-direction: column; align-items: stretch; padding: 16px 2px; border-top: 1px solid rgba(33,48,45,.12); }
  .site-nav.on-navy .nav-drop { border-top-color: rgba(244,239,228,.16); }
  .nav-drop > a { padding: 0; border-top: none; }
  .nav-drop .drop-arrow { display: none; }
  .nav-drop-panel {
    position: static; transform: none; opacity: 1; visibility: visible;
    min-width: 0; border: none; background: transparent; padding: 8px 0 0 14px;
  }
  .nav-drop-panel a { padding: 10px 0; border-top: none; }
}

@media (max-width: 420px) {
  .brand .wm-sub { display: none; }
  .brand .wm-name { font-size: 18px; }
  .brand img { height: 34px; }
  .nav-inner { gap: 12px; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--navy-deep);
  color: var(--parchment);
  padding: clamp(56px, 8vw, 96px) 0 40px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
}
.site-footer a { color: var(--parchment); text-decoration: none; opacity: .78; transition: opacity .2s; }
.site-footer a:hover { opacity: 1; }
.foot-col h4 {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  font-weight: 400;
}
.foot-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 11px; font-size: 16px; }
.foot-brand img { height: 56px; margin-bottom: 18px; }
.foot-motto { font-style: italic; opacity: .7; font-size: 16px; max-width: 30ch; }
.foot-bottom {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid rgba(244,239,228,.16);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  opacity: .62;
  text-transform: uppercase;
}
@media (max-width: 820px) {
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 520px) {
  .foot-grid { grid-template-columns: 1fr; }
}

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s cubic-bezier(.2,.7,.2,1), transform .9s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}