/* ==========================================================================
   Level Nexus — pages.css
   Page-specific composition: hero + console, register, services,
   about, contact.
   ========================================================================== */

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--text-invert);
  overflow: hidden;
  padding-block: var(--sp-7) var(--sp-8);
}

@media (min-width: 900px) { .hero { padding-block: var(--sp-8) var(--sp-9); } }

/* Blueprint grid — echoes the geometric linework in the Level Nexus mark */
.hero::before {
  content: '';
  position: absolute;
  inset: -10%;
  background-image:
    linear-gradient(rgba(234, 241, 251, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234, 241, 251, .05) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 70% 30%, #000 20%, transparent 78%);
  mask-image: radial-gradient(ellipse 80% 60% at 70% 30%, #000 20%, transparent 78%);
  pointer-events: none;
}

/* Teal/amber wash so the ink never reads flat */
.hero::after {
  content: '';
  position: absolute;
  top: -25%;
  right: -18%;
  width: 70vw;
  height: 70vw;
  max-width: 760px;
  max-height: 760px;
  background:
    radial-gradient(circle at 35% 35%, rgba(15, 211, 196, .22), transparent 62%),
    radial-gradient(circle at 70% 70%, rgba(254, 154, 54, .16), transparent 60%);
  pointer-events: none;
  filter: blur(6px);
}

.hero__inner { position: relative; z-index: 1; }

.hero__grid { display: grid; gap: var(--sp-7); }

@media (min-width: 1000px) {
  .hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    gap: var(--sp-7);
    align-items: center;
  }
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--sp-4);
}

.hero h1 em {
  font-style: normal;
  color: var(--teal);
}

.hero__lead {
  font-size: var(--step-1);
  line-height: 1.55;
  color: rgba(234, 241, 251, .78);
  max-width: 54ch;
  margin-bottom: var(--sp-6);
}

.hero__actions { margin-bottom: var(--sp-6); }

.hero__locale {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  border: 1px solid rgba(234, 241, 251, .2);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(234, 241, 251, .7);
  margin-bottom: var(--sp-5);
}

.hero__locale .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  flex: none;
  box-shadow: 0 0 0 4px rgba(15, 211, 196, .18);
}

/* --------------------------------------------------------------------------
   THE SIGNATURE: hero register console
   A live, self-driving preview of the real Materials Register.
   -------------------------------------------------------------------------- */
.console {
  background: linear-gradient(180deg, #12294D 0%, #0E2344 100%);
  border: 1px solid rgba(234, 241, 251, .16);
  border-radius: var(--r-lg);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .38);
  overflow: hidden;
}

.console__bar {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: rgba(0, 0, 0, .22);
  border-bottom: 1px solid rgba(234, 241, 251, .12);
}

.console__dots { display: flex; gap: 5px; flex: none; }

.console__dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(234, 241, 251, .2);
}

.console__dots i:first-child { background: var(--amber); }
.console__dots i:nth-child(2) { background: rgba(234, 241, 251, .28); }
.console__dots i:last-child   { background: var(--teal); }

.console__name {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .04em;
  color: rgba(234, 241, 251, .62);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.console__live {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal);
  flex: none;
}

.console__live i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  animation: pulse 2.2s var(--ease) infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(15, 211, 196, .5); }
  50%      { opacity: .55; box-shadow: 0 0 0 5px rgba(15, 211, 196, 0); }
}

.console__body { padding: var(--sp-4); }

/* Fake-but-real search line */
.console__query {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  background: rgba(0, 0, 0, .26);
  border: 1px solid rgba(234, 241, 251, .14);
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--white);
  min-height: 46px;
}

.console__prompt { color: var(--teal); flex: none; }

.console__typed { white-space: nowrap; overflow: hidden; }

.console__caret {
  display: inline-block;
  width: 8px;
  height: 1.05em;
  background: var(--amber);
  vertical-align: text-bottom;
  animation: blink 1.05s steps(2, start) infinite;
  flex: none;
}

@keyframes blink { 50% { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  .console__caret { animation: none; opacity: .9; }
  .console__live i { animation: none; }
}

/* Sector chips inside the console */
.console__filters {
  display: flex;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
  overflow: hidden;
  flex-wrap: wrap;
  max-height: 30px;
}

.console__chip {
  padding: 3px var(--sp-3);
  border: 1px solid rgba(234, 241, 251, .18);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: rgba(234, 241, 251, .6);
  white-space: nowrap;
  transition: all 260ms var(--ease);
}

.console__chip.is-on {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--ink);
  font-weight: 600;
}

/* Result rows */
.console__results {
  list-style: none;
  margin: var(--sp-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
  /* 5 rows locked so the panel never jumps height as results change */
  min-height: 268px;
  align-content: start;
}

.console__row {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3);
  margin: 0;
  background: rgba(255, 255, 255, .045);
  border: 1px solid rgba(234, 241, 251, .09);
  border-left: 3px solid var(--sector, var(--teal));
  border-radius: var(--r-sm);
  animation: rowIn 340ms var(--ease) both;
}

@keyframes rowIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .console__row { animation: none; }
}

.console__code {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: .01em;
  flex: none;
  min-width: 5.4em;
}

.console__label {
  font-size: var(--step--1);
  color: rgba(234, 241, 251, .9);
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.console__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(234, 241, 251, .12);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: rgba(234, 241, 251, .55);
  letter-spacing: .03em;
}

.console__foot b {
  color: var(--white);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.console__foot a { color: var(--teal); text-decoration: none; }
.console__foot a:hover { text-decoration: underline; }

/* Hero stats sit under the whole grid on mobile */
.hero__stats { margin-top: var(--sp-7); }

/* ==========================================================================
   PAGE HEAD (interior pages)
   ========================================================================== */
.page-head {
  position: relative;
  background: var(--ink);
  color: var(--text-invert);
  padding-block: var(--sp-7);
  overflow: hidden;
}

@media (min-width: 900px) { .page-head { padding-block: var(--sp-8); } }

.page-head::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(234, 241, 251, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(234, 241, 251, .045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(ellipse 70% 90% at 85% 40%, #000 10%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 90% at 85% 40%, #000 10%, transparent 75%);
}

.page-head__inner { position: relative; z-index: 1; }
.page-head h1 { color: var(--white); margin-bottom: var(--sp-4); }
.page-head p { color: rgba(234, 241, 251, .76); max-width: 60ch; font-size: var(--step-1); line-height: 1.55; }

/* Breadcrumb */
.crumbs {
  display: flex;
  gap: var(--sp-2);
  list-style: none;
  margin: 0 0 var(--sp-4);
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(234, 241, 251, .5);
  flex-wrap: wrap;
}

.crumbs li { margin: 0; display: flex; align-items: center; }
.crumbs a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: rgba(234, 241, 251, .68);
  text-decoration: none;
}
.crumbs a:hover { color: var(--teal); }
.crumbs li + li::before { content: '/'; margin-right: var(--sp-2); color: rgba(234, 241, 251, .3); }

/* ==========================================================================
   MATERIALS REGISTER PAGE
   ========================================================================== */
/* Deliberately NOT sticky on mobile. A sticky header (60px) plus these controls
   (up to ~470px with the filter panel open) plus the action bar left barely half
   the screen for results. On mobile everything scrolls away; on desktop only the
   compact search row is pinned. */
.register-search-bar {
  background: var(--paper);
  padding-top: var(--sp-4);
}

.register-controls {
  background: var(--paper);
  padding-block: var(--sp-4);
  margin-bottom: var(--sp-4);
  border-bottom: 1px solid var(--border);
}

/* Filters collapse behind a disclosure on small screens */
.filters-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--sp-3);
  min-height: 46px;
  padding: var(--sp-2) var(--sp-4);
  background: var(--white);
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  color: var(--grey-800);
}

.filters-toggle:hover { border-color: var(--navy); }

.filters-toggle__count {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding-inline: 6px;
  border-radius: var(--r-pill);
  background: var(--teal);
  color: var(--ink);
  font-size: var(--step--2);
  font-weight: 700;
}

.filters-toggle__count[data-count="0"] { display: none; }

.filters-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--dur) var(--ease);
}

.filters-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.filters {
  display: none;
  padding-top: var(--sp-4);
}

.filters.is-open { display: block; }

@media (min-width: 900px) {
  .filters-toggle { display: none; }
  .filters { display: block; padding-top: 0; }

  .register-controls { padding-block: var(--sp-5); }

  /* Pin the search row only. Pinning the whole control block cost 476px of a
     900px viewport once 16 sector pills wrapped; the filters scroll away. */
  .register-search-bar {
    position: sticky;
    top: var(--header-h);
    z-index: 40;
    padding-block: var(--sp-4);
    box-shadow: 0 10px 14px -12px rgba(11, 31, 63, .35);
  }
}

.register-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
  margin-bottom: var(--sp-4);
}

.btn-reset {
  border: 0;
  background: none;
  padding: var(--sp-2) 0;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--navy);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.btn-reset:hover { color: var(--teal-700); }

.register-more { text-align: center; margin-top: var(--sp-6); }

/* Anything scrolled into view must clear the sticky header, plus the pinned
   controls once those kick in at desktop widths. */
#register-list .material,
#register-more,
#register-empty {
  scroll-margin-top: calc(var(--header-h) + var(--sp-4));
}

@media (min-width: 900px) {
  #register-list .material,
  #register-more,
  #register-empty {
    scroll-margin-top: calc(var(--header-h) + 100px);
  }
}

.register-note {
  margin-top: var(--sp-6);
  padding: var(--sp-5);
  border-radius: var(--r-lg);
  background: var(--white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--amber);
}

.register-note p { font-size: var(--step--1); color: var(--text-muted); }
.register-note p:last-child { margin-bottom: 0; }

/* ==========================================================================
   SERVICES
   ========================================================================== */
.service {
  display: grid;
  gap: var(--sp-4);
  padding: var(--sp-5);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  border-top: 4px solid var(--accent, var(--teal));
  box-shadow: var(--shadow-sm);
}

@media (min-width: 860px) {
  .service {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    gap: var(--sp-6);
    padding: var(--sp-6);
    align-items: start;
  }
}

.service__no {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .14em;
  color: var(--accent, var(--teal-700));
  margin-bottom: var(--sp-2);
  display: block;
}

.service h3 { margin-bottom: var(--sp-3); }
.service p { color: var(--text-muted); }

.service__list { list-style: none; padding: 0; margin: 0; }

.service__list li {
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--border);
  font-size: var(--step--1);
  color: var(--text-muted);
  margin: 0;
}

.service__list li:last-child { border-bottom: 0; padding-bottom: 0; }

.service__list li::before {
  content: '';
  width: 6px;
  height: 6px;
  margin-top: .62em;
  border-radius: 50%;
  background: var(--accent, var(--teal));
  flex: none;
}

/* Process strip — genuinely sequential, so numbering carries meaning */
.process {
  counter-reset: step;
  display: grid;
  gap: var(--sp-4);
}

@media (min-width: 900px) { .process { grid-template-columns: repeat(4, 1fr); } }

.process__step {
  position: relative;
  padding-top: var(--sp-5);
  border-top: 2px solid rgba(234, 241, 251, .18);
  counter-increment: step;
}

.process__step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: -0.85em;
  left: 0;
  padding-right: var(--sp-3);
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--step--1);
  font-weight: 700;
  color: var(--teal);
}

.process__step h3 { font-size: var(--step-1); color: var(--white); margin-bottom: var(--sp-2); }
.process__step p { font-size: var(--step--1); color: rgba(234, 241, 251, .7); }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about-grid { display: grid; gap: var(--sp-6); }

@media (min-width: 900px) {
  .about-grid { grid-template-columns: 1.25fr 1fr; gap: var(--sp-7); align-items: start; }
}

.about-aside {
  padding: var(--sp-5);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
}

.about-aside h3 { font-size: var(--step-1); }

.fact-list { list-style: none; margin: 0; padding: 0; }

.fact-list li {
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--border);
  margin: 0;
}

.fact-list li:last-child { border-bottom: 0; padding-bottom: 0; }

.fact-list dt,
.fact-list .fact__k {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 2px;
}

.fact-list .fact__v { font-size: var(--step--1); color: var(--grey-800); font-weight: 500; }

/* Value cards */
.value {
  padding: var(--sp-5);
  border-radius: var(--r-lg);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent, var(--navy));
}

.value h3 { font-size: var(--step-1); margin-bottom: var(--sp-2); }
.value p { font-size: var(--step--1); color: var(--text-muted); margin: 0; }

/* Sector coverage strip */
.sector-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.sector-cloud li { margin: 0; }

.sector-cloud a,
.sector-cloud span {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  background: var(--white);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--grey-800);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.sector-cloud a:hover { border-color: var(--navy); transform: translateY(-2px); color: var(--navy); }

.sector-cloud a::before,
.sector-cloud span::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--sector, var(--navy));
  flex: none;
}

.sector-cloud b {
  font-weight: 600;
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-grid { display: grid; gap: var(--sp-6); }

@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 1.3fr 1fr; gap: var(--sp-7); align-items: start; }
}

.contact-card {
  padding: var(--sp-5);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
}

@media (min-width: 640px) { .contact-card { padding: var(--sp-6); } }

.contact-methods { list-style: none; margin: 0; padding: 0; }

.contact-methods li {
  display: flex;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--border);
  margin: 0;
}

.contact-methods li:last-child { border-bottom: 0; padding-bottom: 0; }
.contact-methods li:first-child { padding-top: 0; }

.contact-methods__icon {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: var(--teal-100);
  color: var(--navy);
  flex: none;
}

.contact-methods__icon svg { width: 19px; height: 19px; }

.contact-methods__k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 2px;
}

.contact-methods__v {
  font-size: var(--step-0);
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  word-break: break-word;
}

a.contact-methods__v:hover { color: var(--teal-700); }

.contact-methods__note { font-size: var(--step--2); color: var(--text-faint); }

/* ==========================================================================
   CTA BAND
   ========================================================================== */
.cta-band {
  position: relative;
  background: var(--navy);
  color: var(--white);
  overflow: hidden;
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 20%, rgba(15, 211, 196, .3), transparent 45%),
    radial-gradient(circle at 88% 85%, rgba(254, 154, 54, .26), transparent 48%);
}

.cta-band__inner { position: relative; z-index: 1; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255, 255, 255, .84); max-width: 56ch; }

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq { border-top: 1px solid var(--border); }

.faq__item { border-bottom: 1px solid var(--border); }

.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  width: 100%;
  padding: var(--sp-4) 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--font-display);
  font-size: var(--step-1);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.faq__q:hover { color: var(--navy); }

.faq__q svg {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--teal-700);
  transition: transform var(--dur) var(--ease);
}

.faq__q[aria-expanded="true"] svg { transform: rotate(45deg); }

.faq__a {
  display: none;
  padding-bottom: var(--sp-5);
  color: var(--text-muted);
  font-size: var(--step--1);
  max-width: 68ch;
}

.faq__a.is-open { display: block; }