/* ============================================================
   Projexion marketing site — layout & interaction CSS.
   Design TOKENS live in colors_and_type.css (copied from the design system).
   This file adds: base resets, animation, hover states (ported from the
   prototype), plus the responsive layout + mega-menu behaviour a multi-page
   static site needs (the prototype was a single-page app).
   ============================================================ */

* { box-sizing: border-box; }
body { margin: 0; }
html { scroll-behavior: smooth; }

a { color: var(--pjx-dark-purple); text-decoration: none; }
a:hover { color: var(--pjx-purple); }
button { font-family: var(--font-body); cursor: pointer; }
img { max-width: 100%; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--pjx-muted-charcoal); border-radius: 5px; }
::-webkit-scrollbar-track { background: transparent; }

/* Entrance animation (respects reduced-motion). */
@keyframes pjxRise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.pjx-anim { animation: pjxRise 480ms var(--ease-default) both; }
@media (prefers-reduced-motion: reduce) {
  .pjx-anim { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Layout primitives ---------- */
.pjx-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.pjx-page { min-height: 100vh; display: flex; flex-direction: column; background: var(--pjx-white); color: var(--pjx-charcoal); font-family: var(--font-body); font-size: 16px; line-height: 1.5; }
main { flex: 1; }

.pjx-grid { display: grid; gap: 20px; }
.pjx-grid-2 { grid-template-columns: repeat(2, 1fr); }
.pjx-grid-3 { grid-template-columns: repeat(3, 1fr); }
.pjx-grid-4 { grid-template-columns: repeat(4, 1fr); gap: 24px; }

.pjx-split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.pjx-split-img { min-width: 0; }
.pjx-split-img--left { order: -1; }

.pjx-hero-home { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .pjx-grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .pjx-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .pjx-split, .pjx-hero-home { grid-template-columns: 1fr; gap: 32px; }
  .pjx-split-img--left { order: 0; }
}
@media (max-width: 640px) {
  .pjx-container { padding: 0 18px; }
  .pjx-grid-2, .pjx-grid-3, .pjx-grid-4 { grid-template-columns: 1fr; }
}

/* Fluid hero headings so they never overflow on small screens. */
.pjx-h1-home { font-size: clamp(34px, 6vw, 56px); line-height: 1.06; font-weight: 600; letter-spacing: -.02em; color: var(--pjx-obsidian); margin: 0 0 20px; }
.pjx-h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.08; font-weight: 600; letter-spacing: -.02em; margin: 0 0 18px; }
.pjx-h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 600; letter-spacing: -.015em; margin: 0 0 14px; }

/* ============================================================
   HEADER + MEGA MENUS
   Desktop: CSS-only reveal on hover / focus-within (fully crawlable).
   Mobile: JS toggles .pjx-nav-open on <body> (see client.js).
   ============================================================ */
.pjx-header { position: sticky; top: 0; z-index: 200; background: #fff; border-bottom: 1px solid var(--pjx-ash); }
.pjx-header-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 66px; display: flex; align-items: center; gap: 28px; }
.pjx-logo { display: flex; align-items: center; flex-shrink: 0; }
.pjx-logo img { height: 26px; width: auto; }

.pjx-nav { display: flex; align-items: stretch; align-self: stretch; gap: 2px; flex: 1; }
/* Full-height items so hovering from the button down to the panel never crosses
   a dead gap (which caused the mega-menu to flicker closed). */
.pjx-navitem { position: static; display: flex; align-items: center; }
.pjx-navbtn { display: flex; align-items: center; gap: 4px; padding: 9px 12px; border-radius: 8px; font-size: 15px; font-weight: 500; color: var(--pjx-charcoal); background: none; border: none; }
.pjx-navbtn:hover { background: rgba(35, 44, 53, .05); }
.pjx-navbtn svg { color: var(--pjx-muted-charcoal); }
.pjx-navbtn--active { color: var(--pjx-violet-11); font-weight: 600; }

.pjx-header-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.pjx-signin { font-size: 15px; font-weight: 500; color: var(--pjx-charcoal); }
.pjx-btn-book { height: 40px; padding: 0 18px; border: none; border-radius: 8px; background: var(--pjx-purple); color: #fff; font-size: 15px; font-weight: 600; box-shadow: 0 1px 2px rgba(0, 0, 0, .05); display: inline-flex; align-items: center; }
.pjx-btn-book:hover { background: var(--pjx-dark-purple); color: #fff; }

/* Mega panel */
.pjx-mega { position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-top: 1px solid var(--pjx-ash); box-shadow: 0 21px 31px -9px rgba(0, 0, 0, .10), 0 9px 23px -11px rgba(0, 0, 0, .10); opacity: 0; visibility: hidden; transform: translateY(-6px); transition: opacity 160ms var(--ease-default), transform 160ms var(--ease-default), visibility 160ms; z-index: 210; }
.pjx-navitem:hover .pjx-mega,
.pjx-navitem:focus-within .pjx-mega { opacity: 1; visibility: visible; transform: none; }
.pjx-mega-inner { max-width: 1200px; margin: 0 auto; padding: 28px 24px 32px; display: grid; gap: 28px; }
.pjx-mega-eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--pjx-purple); margin-bottom: 6px; }
.pjx-megaitem { display: block; padding: 8px 10px; border-radius: 8px; font-weight: 500; color: var(--pjx-charcoal); }
.pjx-megaitem:hover { background: var(--pjx-muted-ash); color: var(--pjx-charcoal); }
/* Featured = a flagship recommendation (bold accent), deliberately NOT a filled
   pill so it can't be mistaken for the active/current page. */
.pjx-megaitem--featured { font-weight: 600; color: var(--pjx-violet-11); display: flex; align-items: center; gap: 6px; }
.pjx-megaitem--muted { color: var(--pjx-muted-charcoal); }
/* Active = the current page: filled pill + a purple "you are here" left bar. */
.pjx-megaitem--active { position: relative; background: var(--pjx-violet-3); color: var(--pjx-violet-11); font-weight: 600; }
.pjx-megaitem--active::before { content: ''; position: absolute; left: 2px; top: 7px; bottom: 7px; width: 3px; border-radius: 3px; background: var(--pjx-purple); }
.pjx-mega-card .pjx-mega-card-title { font-weight: 600; color: var(--pjx-charcoal); }
.pjx-mega-card .pjx-mega-card-sub { font-size: 13px; color: var(--pjx-muted-charcoal); margin-top: 2px; }
.pjx-mega-footer { border-top: 1px solid var(--pjx-ash); background: var(--pjx-muted-ash); }
.pjx-mega-footer-inner { max-width: 1200px; margin: 0 auto; padding: 14px 24px; display: flex; gap: 24px; font-weight: 600; }
.pjx-mega-footer a { padding: 4px 8px; border-radius: 6px; color: var(--pjx-violet-11); }
.pjx-mega-footer a:hover { background: var(--pjx-muted-ash); }

/* Hamburger — hidden on desktop */
.pjx-hamburger { display: none; background: none; border: none; padding: 8px; color: var(--pjx-charcoal); }

@media (max-width: 900px) {
  .pjx-hamburger { display: inline-flex; }
  .pjx-nav { position: fixed; top: 66px; left: 0; right: 0; bottom: 0; flex-direction: column; align-items: stretch; gap: 0; background: #fff; padding: 12px 18px 32px; overflow-y: auto; transform: translateX(-100%); transition: transform 220ms var(--ease-default); border-top: 1px solid var(--pjx-ash); }
  body.pjx-nav-open .pjx-nav { transform: none; }
  body.pjx-nav-open { overflow: hidden; }
  .pjx-navitem { border-bottom: 1px solid var(--pjx-muted-ash); }
  .pjx-navbtn { width: 100%; justify-content: space-between; padding: 14px 8px; font-size: 17px; }
  /* On mobile the mega panels stack inline and are always expanded. */
  .pjx-mega { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border-top: none; padding-bottom: 8px; }
  .pjx-mega-inner { padding: 4px 8px 12px; gap: 12px; grid-template-columns: 1fr !important; }
  .pjx-mega-footer { background: none; border-top: none; }
  .pjx-mega-footer-inner { padding: 8px; flex-direction: column; gap: 8px; }
  .pjx-header-actions .pjx-signin { display: none; }
}

/* ============================================================
   CARDS + INTERACTIONS (ported from prototype)
   ============================================================ */
.pjx-card-link { transition: transform 200ms var(--ease-default), box-shadow 200ms var(--ease-default), border-color 200ms; }
.pjx-card-link:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(22, 30, 38, .10); border-color: var(--pjx-muted-charcoal); }
.pjx-card-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--pjx-violet-3); display: flex; align-items: center; justify-content: center; color: var(--pjx-violet-11); margin-bottom: 16px; }

/* FAQ native disclosure */
.pjx-faq { background: #fff; border: 1px solid var(--pjx-ash); border-radius: 12px; padding: 4px 4px; }
.pjx-faq > summary { list-style: none; cursor: pointer; padding: 16px 20px; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 17px; font-weight: 600; color: var(--pjx-obsidian); }
.pjx-faq > summary::-webkit-details-marker { display: none; }
.pjx-faq > summary .pjx-faq-chevron { flex-shrink: 0; color: var(--pjx-muted-charcoal); transition: transform 200ms var(--ease-default); }
.pjx-faq[open] > summary .pjx-faq-chevron { transform: rotate(180deg); }
.pjx-faq-answer { padding: 0 20px 18px; font-size: 15px; line-height: 1.6; color: var(--pjx-muted-charcoal); margin: 0; }

/* ============================================================
   FOOTER (ported)
   ============================================================ */
.pjx-footer { background: var(--pjx-obsidian); color: var(--pjx-muted-ash); }
.pjx-footer-inner { max-width: 1200px; margin: 0 auto; padding: 56px 24px 32px; }
.pjx-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 32px; }
.pjx-footer-logo { height: 26px; width: auto; filter: brightness(0) invert(1); margin-bottom: 16px; }
.pjx-footlink { color: var(--pjx-muted-ash); opacity: .8; cursor: pointer; }
.pjx-footlink:hover { opacity: 1; color: #fff; }
.pjx-footer-col-title { font-size: 13px; font-weight: 600; color: #fff; margin-bottom: 14px; }
.pjx-footer-col-links { display: flex; flex-direction: column; gap: 9px; font-size: 14px; }
.pjx-footer-bottom { margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .12); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--pjx-muted-ash); opacity: .7; }
@media (max-width: 900px) {
  .pjx-footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .pjx-footer-grid { grid-template-columns: 1fr; }
}

/* Skip link for keyboard/AT users */
.pjx-skip { position: absolute; left: -9999px; top: 0; background: var(--pjx-purple); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 300; }
.pjx-skip:focus { left: 12px; top: 12px; color: #fff; }

/* Demo/contact form layout */
@media (max-width: 760px) {
  .pjx-form-grid { grid-template-columns: 1fr !important; gap: 28px !important; }
}

/* System status page */
.pjx-status-dot { width: 10px; height: 10px; border-radius: 999px; background: var(--pjx-muted-charcoal); display: inline-block; }
.pjx-status-row.operational .pjx-status-dot { background: var(--pjx-success-light); }
.pjx-status-row.incident .pjx-status-dot { background: var(--pjx-warning-light); }
.pjx-status-row.outage .pjx-status-dot { background: var(--pjx-error-light); }
.pjx-status-row.operational .pjx-status-text { color: var(--pjx-success-dark); }
.pjx-status-row.incident .pjx-status-text { color: var(--pjx-warning-dark); }
.pjx-status-row.outage .pjx-status-text { color: var(--pjx-error-light); }
.pjx-status-title.partial { color: var(--pjx-warning-dark); }
.pjx-status-title.major { color: var(--pjx-error-light); }

/* Calendly inline-widget embed */
.pjx-calendly { width: 100%; border: 1px solid var(--pjx-ash); border-radius: 16px; background: var(--pjx-muted-ash); overflow: hidden; }

/* Product screenshots are click-to-zoom (lightbox). */
.pjx-shot { cursor: zoom-in; }
.pjx-lightbox {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 4vmin; box-sizing: border-box;
  background: rgba(22, 30, 38, .88); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  opacity: 0; visibility: hidden; transition: opacity .18s ease;
  cursor: zoom-out;
}
.pjx-lightbox.open { opacity: 1; visibility: visible; }
.pjx-lightbox img {
  max-width: 94vw; max-height: 92vh; width: auto; height: auto;
  border-radius: 12px; box-shadow: 0 40px 90px -20px rgba(0, 0, 0, .6);
  transform: scale(.98); transition: transform .18s ease;
}
.pjx-lightbox.open img { transform: scale(1); }
.pjx-lightbox-close {
  position: fixed; top: 16px; right: 20px;
  width: 44px; height: 44px; border: none; border-radius: 999px;
  background: rgba(255, 255, 255, .16); color: #fff;
  font-size: 26px; line-height: 44px; text-align: center; cursor: pointer;
}
.pjx-lightbox-close:hover { background: rgba(255, 255, 255, .28); }

/* Auto-scrolling customer/partner logo marquee. */
.pjx-logo-marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.pjx-logo-track { display: flex; width: max-content; animation: pjx-marquee 50s linear infinite; }
.pjx-logo-marquee:hover .pjx-logo-track { animation-play-state: paused; }
.pjx-logo-set { display: flex; align-items: center; flex-shrink: 0; }
.pjx-logo-item { display: flex; align-items: center; justify-content: center; padding: 0 26px; }
.pjx-logo-item img { height: 62px; width: auto; opacity: .66; transition: opacity 160ms var(--ease-default); }
.pjx-logo-item img:hover { opacity: 1; }
@keyframes pjx-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .pjx-logo-track { animation: none; flex-wrap: wrap; justify-content: center; width: auto; }
  .pjx-logo-set[aria-hidden="true"] { display: none; }
}
