/* ==========================================================================
   Enigma — components: nav, menu, footer, fog veil, toast, reveals, chips,
   page heroes, rotors
   ========================================================================== */

/* ---------- Nav ---------- */
.nav {
  --nav-fg: var(--cocoa);
  position: fixed; inset: 0 0 auto 0; z-index: 120; height: var(--nav-h);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1.5rem;
  padding-inline: var(--gutter); color: var(--nav-fg);
  transition: transform 600ms var(--ease-out), color var(--t-med);
}
.nav[data-theme="espresso"] { --nav-fg: var(--pearl); background: none; }
.nav[data-theme="pearl"] { background: none; }
/* Steam glass appears once the page moves */
.nav::before {
  content: ''; position: absolute; inset: 10px calc(var(--gutter) - 14px); z-index: -1; border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--pearl) 72%, transparent);
  -webkit-backdrop-filter: blur(18px) saturate(1.2); backdrop-filter: blur(18px) saturate(1.2);
  box-shadow: inset 0 0 0 1px rgba(43, 29, 25, 0.07);
  opacity: 0; transform: scale(0.98); transition: opacity var(--t-med), transform var(--t-med) var(--ease-out), background-color var(--t-med);
}
.nav[data-theme="espresso"]::before { background: color-mix(in srgb, var(--espresso) 70%, transparent); box-shadow: inset 0 0 0 1px rgba(242, 236, 230, 0.08); }
.nav.is-scrolled::before { opacity: 1; transform: none; }
.nav.is-hidden { transform: translateY(-110%); }

.nav__brand { justify-self: start; display: grid; justify-items: start; line-height: 1; padding: 6px 0; }
.wordmark--nav { width: clamp(92px, 7vw, 116px); }
.nav__sub { margin-top: -3px; padding-left: 24%; font-size: 0.56rem; letter-spacing: 0.2em; white-space: nowrap; text-transform: uppercase; opacity: 0.7; font-variation-settings: 'wdth' 85; }

.nav__list { display: flex; gap: clamp(1rem, 1.6vw, 2rem); }
.nav__link { position: relative; display: inline-block; padding: 0.5rem 0; font-size: 0.92rem; font-weight: 500; }
.nav__link::after {
  content: ''; position: absolute; left: 50%; bottom: 0; width: 5px; height: 5px; margin-left: -2.5px;
  border-radius: 50%; background: var(--fuchsia); transform: scale(0); transition: transform var(--t-med) var(--ease-out);
}
.nav[data-theme="espresso"] .nav__link::after { background: var(--blush); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scale(1); }

.nav__actions { justify-self: end; display: flex; align-items: center; gap: 0.75rem; }
.nav__phone {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%;
  box-shadow: inset 0 0 0 1px currentColor; opacity: 0.85; transition: opacity var(--t-fast), transform var(--t-fast);
}
.nav__phone:hover { opacity: 1; transform: rotate(-12deg); }
.nav[data-theme="espresso"] .nav__cta { --b-fill: var(--pearl); --b-fill-fg: var(--espresso); }
.nav__burger { display: none; width: 42px; height: 42px; position: relative; }
.nav__burger-line { position: absolute; left: 10px; right: 10px; height: 1.5px; background: currentColor; transition: transform var(--t-med) var(--ease-out); }
.nav__burger-line:first-child { top: 16px; }
.nav__burger-line:nth-child(2) { top: 25px; }
.menu-open .nav__burger-line:first-child { transform: translateY(4.5px) rotate(45deg); }
.menu-open .nav__burger-line:nth-child(2) { transform: translateY(-4.5px) rotate(-45deg); }

@media (max-width: 1080px) {
  .nav { grid-template-columns: 1fr auto; }
  .nav__menu { display: none; }
  .nav__burger { display: block; }
}
@media (max-width: 520px) {
  .nav__cta { display: none; }
}

/* ---------- Mobile menu: an oval opening from the burger ---------- */
.menu {
  position: fixed; inset: 0; z-index: 110; background: var(--espresso) var(--grain); color: var(--pearl);
  clip-path: ellipse(0% 0% at calc(100% - var(--gutter) - 21px) 39px);
  visibility: hidden; transition: clip-path 900ms var(--ease-io), visibility 0s 900ms;
  overflow-y: auto;
}
.menu.is-open { clip-path: ellipse(160% 140% at calc(100% - var(--gutter) - 21px) 39px); visibility: visible; transition: clip-path 900ms var(--ease-io), visibility 0s; }
.menu__inner { min-height: 100%; display: flex; flex-direction: column; justify-content: space-between; gap: 2.5rem; padding: calc(var(--nav-h) + 2rem) var(--gutter) 2rem; }
.menu__link {
  display: inline-block; font-family: var(--f-serif); font-size: clamp(2.6rem, 9vw, 4.2rem); line-height: 1.12;
  opacity: 0; transform: translateY(40%); transition: opacity 500ms, transform 700ms var(--ease-out);
}
.menu.is-open .menu__link { opacity: 1; transform: none; transition-delay: calc(250ms + (var(--i) + 1) * 55ms); }
.menu__link.is-active { font-style: italic; color: var(--blush); }
.menu__foot { display: grid; gap: 1rem; justify-items: start; }
.menu__phone { font-family: var(--f-serif); font-size: 1.6rem; }
.menu__meta { color: var(--muted-dark); font-size: var(--fs-small); }

/* ---------- Footer ---------- */
.footer { position: relative; overflow: hidden; padding: var(--space-xl) var(--gutter) 1.5rem; }
.footer__cta { display: grid; justify-items: start; gap: 1.25rem; padding-bottom: var(--space-l); border-bottom: 1px solid var(--line); }
.footer__phone { display: grid; gap: 0.5rem; }
.footer__phone-num {
  font-family: var(--f-serif); font-size: clamp(2.8rem, 1rem + 8.4vw, 9.5rem); line-height: 0.95; letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--blush), var(--blush)) 0 92% / 0 2px no-repeat;
  transition: background-size 900ms var(--ease-out), color var(--t-med);
}
.footer__phone:hover .footer__phone-num { background-size: 100% 2px; color: var(--milk); }
.footer__phone-hint { display: inline-flex; align-items: center; gap: 0.5rem; font-size: var(--fs-small); color: var(--muted); }
.footer__phone:hover .arrow { transform: translateX(6px); }
.footer__phone .arrow { transition: transform var(--t-med) var(--ease-out); }
.footer__alt { color: var(--muted); }
.footer__alt .link-u { color: var(--pearl); }
.footer__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; padding-block: var(--space-l); }
.footer__col { display: grid; align-content: start; justify-items: start; gap: 0.75rem; font-size: 0.95rem; }
.footer__col .label { margin-bottom: 0.25rem; }
.footer__links { display: grid; gap: 0.35rem; }
.footer__links a { opacity: 0.85; transition: opacity var(--t-fast), padding var(--t-med) var(--ease-out); }
.footer__links a:hover { opacity: 1; padding-left: 0.4rem; }
.footer__status { font-size: var(--fs-small); color: var(--muted); }
.footer__mark { color: var(--espresso-3); margin: 0 calc(-0.02 * 100vw) -9vw; pointer-events: none; }
.footer__mark .wordmark { width: 104%; }
.footer__small { position: relative; font-size: 0.78rem; color: var(--muted); }
@media (max-width: 860px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer__grid { grid-template-columns: 1fr; } }

/* Live open/closed dot */
.status-dot { display: inline-block; width: 8px; height: 8px; margin-right: 0.5em; border-radius: 50%; background: var(--muted); vertical-align: 0.05em; }
.status-dot.is-open { background: #3DBE7A; box-shadow: 0 0 0 0 rgba(61, 190, 122, 0.5); animation: pulse 2.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(61, 190, 122, 0); } 100% { box-shadow: 0 0 0 0 rgba(61, 190, 122, 0); } }

/* ---------- Fog veil (page transitions) ---------- */
.pt { position: fixed; inset: 0; z-index: 300; pointer-events: none; visibility: hidden; }
.pt__fog { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; }
.pt__label {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  font-family: var(--f-serif); font-style: italic; font-size: clamp(2.4rem, 1.4rem + 4vw, 5.5rem); color: var(--cocoa);
  white-space: nowrap; opacity: 0;
}
/* Before JS paints the fog, a flat pearl cover hides the page (set by the inline boot script). */
.pt-enter .pt { visibility: visible; background: var(--pearl); }
.pt-enter .pt__label { opacity: 1; }
.pt.is-active { visibility: visible; pointer-events: auto; }
.pt.is-canvas { background: none; }
.pt.is-canvas .pt__fog { opacity: 1; }
main { transition: filter 700ms var(--ease-soft); }
.is-leaving main { filter: blur(10px); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 1.25rem; z-index: 260; display: flex; align-items: center; gap: 1rem;
  max-width: calc(100% - 2rem); padding: 0.85rem 1.4rem; border-radius: var(--r-pill);
  background: var(--cocoa); color: var(--pearl); font-size: 0.92rem; box-shadow: 0 16px 40px rgba(25, 17, 15, 0.25);
  transform: translate(-50%, calc(100% + 2rem)); visibility: hidden; transition: transform 600ms var(--ease-out), visibility 0s 600ms;
}
.toast.is-on { transform: translate(-50%, 0); visibility: visible; transition: transform 600ms var(--ease-out); }

/* ---------- Reveals ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 900ms var(--ease-out), transform 1100ms var(--ease-out); transition-delay: var(--d, 0ms); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: 0.08em; margin-bottom: -0.08em; }
.w__i { display: inline-block; }
.js [data-split] .w__i { transform: translateY(108%); transition: transform 1100ms var(--ease-out); transition-delay: calc(var(--i, 0) * 45ms); }
.js [data-split].is-in .w__i { transform: none; }
.scrub .w { overflow: visible; }

/* ---------- Chips ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 0.6rem; min-height: 46px; padding: 0.6rem 1.15rem; border-radius: var(--r-pill);
  box-shadow: inset 0 0 0 1px var(--line-strong); font-size: 0.95rem; font-weight: 500;
  transition: background-color var(--t-med) var(--ease-out), color var(--t-med), box-shadow var(--t-med), transform var(--t-fast);
}
.chip:hover { box-shadow: inset 0 0 0 1px var(--fg); }
.chip:active { transform: scale(0.97); }
.chip__dot { width: 9px; height: 9px; border-radius: 50%; box-shadow: inset 0 0 0 1px currentColor; transition: background-color var(--t-med), transform var(--t-med) var(--ease-out); }
.chip[aria-pressed="true"] { background: var(--fg); color: var(--bg); box-shadow: none; }
.chip[aria-pressed="true"] .chip__dot { background: var(--accent); box-shadow: none; transform: scale(1.25); }

/* ---------- Page hero (inner pages) ---------- */
.phero { position: relative; padding: calc(var(--nav-h) + var(--space-l)) var(--gutter) var(--space-l); }
.phero__title { font-family: var(--f-serif); font-size: var(--fs-h1); line-height: 0.9; letter-spacing: -0.015em; margin-top: 1.25rem; max-width: 12ch; }
.phero__title em { font-style: italic; }
.phero__lead { margin-top: 1.5rem; font-size: var(--fs-lead); line-height: 1.45; max-width: 36ch; }
.phero__band { margin-top: var(--space-l); border-radius: var(--r-pill); overflow: hidden; aspect-ratio: 2.6 / 1; }
.phero__band img { width: 100%; height: 100%; object-fit: cover; }
.phero--split { display: grid; grid-template-columns: 1.1fr 0.9fr; align-items: end; gap: var(--space-m); }
.phero__portrait { border-radius: 50% / 38%; overflow: hidden; aspect-ratio: 4 / 5; max-height: 78vh; justify-self: end; width: min(100%, 520px); }
.phero__portrait img { width: 100%; height: 100%; object-fit: cover; }
.phero--compact { padding-bottom: var(--space-m); }
@media (max-width: 860px) {
  .phero--split { grid-template-columns: 1fr; }
  .phero__portrait { justify-self: center; width: min(100%, 420px); }
  .phero__band { border-radius: 40px; aspect-ratio: 1.7 / 1; }
}

/* Section heads */
.shead { display: grid; gap: 1.1rem; max-width: 46rem; margin-bottom: var(--space-l); }
.shead p:not(.label) { color: var(--muted); max-width: 44ch; }

/* ---------- Rotors (decoder + home teaser) ---------- */
.rotors { width: 100%; height: auto; overflow: visible; font-family: var(--f-sans); }
.rotors__track { fill: none; stroke: var(--line); stroke-width: 1; }
.rotors__letter { fill: var(--muted); font-size: 13px; font-weight: 500; letter-spacing: 0; transition: fill 400ms, opacity 400ms; }
.rotor[data-ring="1"] .rotors__letter { font-size: 12px; }
.rotor[data-ring="2"] .rotors__letter { font-size: 11px; }
.rotors__letter.is-lit { fill: var(--accent); font-weight: 700; }
.rotors__window { fill: color-mix(in srgb, var(--accent) 9%, transparent); stroke: var(--accent); stroke-width: 1; }
.rotors__core { fill: var(--accent); }
.rotors__tick { stroke: var(--line-strong); stroke-width: 1; }

/* ---------- Generic figure ---------- */
.oval { border-radius: 50%; overflow: hidden; }

/* ---------- Safety nets ---------- */
/* If a CDN script stalls, core.js never runs: lift the entry cover and show content on our own. */
.pt-enter .pt { animation: ptFallback 0s 4.5s forwards; }
.pt-enter [data-reveal] { animation: revealFallback 0s 4.5s forwards; }
@keyframes ptFallback { to { visibility: hidden; } }
@keyframes revealFallback { to { opacity: 1; transform: none; } }
/* Keyboard focus inside a hidden nav brings it back. */
.nav:focus-within { transform: none; }