/* ── occt.cc — Premium OC / Hardware Validation Shell (2009–2012 era) ── */

:root {
  --oc-bg: #020812;
  --oc-panel: #071a33;
  --oc-panel-2: #0d2347;
  --oc-blue: #00bfff;
  --oc-blue-light: #67d8ff;
  --oc-red: #ff2746;
  --oc-text: #d6e9ff;
  --oc-deep: var(--oc-bg);
  --oc-navy: var(--oc-panel);
  --oc-elevated: var(--oc-panel-2);
  --oc-surface: var(--oc-panel-2);
  --oc-border: rgba(0, 191, 255, 0.14);
  --oc-border-dim: rgba(103, 216, 255, 0.08);
  --oc-cyan: var(--oc-blue);
  --oc-cyan-dim: var(--oc-blue-light);
  --oc-cyan-glow: rgba(0, 191, 255, 0.35);
  --oc-red-hi: var(--oc-red);
  --oc-red-glow: rgba(255, 39, 70, 0.45);
  --oc-text-hi: var(--oc-text);
  --oc-muted: rgba(214, 233, 255, 0.52);
  --shell-max: 1360px;
  --content-pad: 24px;
  --oc-grid: repeating-linear-gradient(0deg, rgba(0, 191, 255, 0.03) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(90deg, rgba(0, 191, 255, 0.025) 0 1px, transparent 1px 24px);
}

html {
  scroll-behavior: smooth;
  margin: 0;
  padding: 0;
  background: var(--oc-deep);
}

body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", Tahoma, Verdana, Arial, sans-serif;
  background: var(--oc-deep);
  color: var(--oc-text);
  font-size: 13px;
  line-height: 1.5;
}

a.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.shell-wrap {
  padding: 12px 12px 16px;
  min-height: 100vh;
  margin: 0;
  background: var(--oc-deep);
}

.shell-grid {
  position: relative;
  max-width: var(--shell-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "masthead"
    "main";
  border: 1px solid rgba(0, 191, 255, 0.22);
  border-radius: 3px 3px 0 0;
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.8),
    0 0 30px rgba(0, 191, 255, 0.08);
  background: var(--oc-bg);
  overflow: hidden;
}

.shell-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    linear-gradient(var(--oc-blue), var(--oc-blue)) 5px 5px / 1px 7px no-repeat,
    linear-gradient(var(--oc-blue), var(--oc-blue)) 2px 8px / 7px 1px no-repeat,
    linear-gradient(var(--oc-blue), var(--oc-blue)) calc(100% - 6px) 5px / 1px 7px no-repeat,
    linear-gradient(var(--oc-blue), var(--oc-blue)) calc(100% - 9px) 8px / 7px 1px no-repeat;
  opacity: 0.45;
}

.hdr-crest,
.hdr-bar-shell {
  grid-area: masthead;
}

/* Legacy global rail — removed */
.shell-side,
.cc-rail,
.drawer-sheet,
.drawer-trigger {
  display: none !important;
}

/* ── Full-width content area + hero-attached section nav (IVCam in-panel style) ── */
.page-shell {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0 var(--content-pad) 20px;
  box-sizing: border-box;
}

.band-shell {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(0, 191, 255, 0.26);
  border-radius: 2px;
  background: var(--oc-panel);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.5),
    0 0 36px rgba(0, 191, 255, 0.09);
}

.sect-hop {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: stretch;
  justify-content: flex-start;
  flex: 0 0 auto;
  width: 100%;
  min-height: 56px;
  padding: 0 20px;
  gap: 6px;
  border-right: none;
  border-bottom: 1px solid rgba(0, 191, 255, 0.2);
  background:
    linear-gradient(180deg, rgba(2, 8, 18, 0.96) 0%, rgba(7, 26, 51, 0.88) 100%);
  box-shadow: inset 0 -1px 0 rgba(0, 191, 255, 0.08);
}

.sect-hop-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 0 26px;
  font-family: "Segoe UI", Tahoma, Verdana, Arial, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  color: rgba(214, 233, 255, 0.48);
  border: none;
  border-radius: 0;
  background: transparent;
  transition: color 0.2s, text-shadow 0.2s;
}

.sect-hop-link + .sect-hop-link::before {
  content: none;
}

.sect-hop-link:hover,
.sect-hop-link:focus-visible {
  color: var(--oc-blue-light);
  text-shadow: 0 0 12px var(--oc-cyan-glow);
  outline: none;
}

.sect-hop-link.active {
  color: var(--oc-red);
  text-shadow: 0 0 14px var(--oc-red-glow);
}

.sect-hop-link.active::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 0;
  height: 3px;
  background: var(--oc-red);
  box-shadow: 0 0 12px var(--oc-red-glow);
}

.band-shell-body {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
}

.band-shell-body > .intro-band,
.band-shell-body > .cc-hero,
.band-shell-body > .trust-hero.page-hero {
  margin: 0;
  border: none;
}

/* ── Main column ── */
.shell-col {
  grid-area: main;
  min-width: 0;
  background:
    var(--oc-grid),
    linear-gradient(180deg, var(--oc-panel) 0%, var(--oc-deep) 100%);
}

.view-main-body {
  padding: 0;
  color: var(--oc-text);
}

/* ── IVCam-style full-width masthead ── */
.hdr-bar-shell,
.hdr-crest {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  background:
    radial-gradient(ellipse 55% 120% at 22% 0%, rgba(0, 191, 255, 0.1) 0%, transparent 65%),
    linear-gradient(180deg, rgba(13, 35, 71, 0.55) 0%, var(--oc-bg) 100%);
  border-bottom: 1px solid rgba(0, 191, 255, 0.18);
  position: relative;
  z-index: 3;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.hdr-brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex: 1;
  min-width: 0;
}

.hdr-brand-mark {
  width: 36px;
  height: 36px;
  padding: 3px;
  object-fit: contain;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(0, 191, 255, 0.2);
  filter: drop-shadow(0 0 8px rgba(0, 191, 255, 0.2));
}

.hdr-brand-copy {
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 14px;
  line-height: 1;
  flex-wrap: wrap;
}

.hdr-brand-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--oc-blue);
  text-shadow: 0 0 18px var(--oc-cyan-glow);
}

.hdr-brand-sub {
  font-family: Consolas, "Lucida Console", "Courier New", monospace;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(103, 216, 255, 0.55);
}

.hdr-brand-sub::before {
  content: none;
}

.hw-ver-badge {
  display: none;
}

.hdr-bar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.hdr-bar-actions .cta-dl-btn-pill,
.cta-dl-btn-pill {
  padding: 7px 18px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid rgba(255, 39, 70, 0.8);
  background: linear-gradient(180deg, #ff4d6a 0%, var(--oc-red) 50%, #c91a35 100%);
  color: #fff !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    0 0 14px var(--oc-red-glow),
    0 2px 5px rgba(0, 0, 0, 0.35);
  text-shadow: 0 1px 1px rgba(60, 0, 16, 0.45);
}

.hdr-bar-actions .cta-dl-btn-pill:hover,
.cta-dl-btn-pill:hover {
  background: linear-gradient(180deg, #ff5c77 0%, #ff3d5a 50%, #d91f3a 100%);
  border-color: var(--oc-red);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 0 20px var(--oc-red-glow),
    0 2px 7px rgba(0, 0, 0, 0.4);
}

.hdr-bar-actions .locale-pick-btn {
  padding: 6px 10px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  gap: 5px;
  border-radius: 2px;
  min-width: 0;
  justify-content: center;
  background: linear-gradient(180deg, rgba(13, 35, 71, 0.92) 0%, rgba(4, 14, 28, 0.98) 100%);
  border: 1px solid rgba(0, 191, 255, 0.26);
  color: var(--oc-text);
  box-shadow:
    inset 0 1px 0 rgba(103, 216, 255, 0.07),
    0 1px 3px rgba(0, 0, 0, 0.3);
}

.hdr-bar-actions .locale-pick-globe {
  display: none;
}

.hdr-bar-actions .locale-pick-code {
  font-family: "Segoe UI", Tahoma, sans-serif;
  letter-spacing: 0.06em;
  color: var(--oc-cyan);
}

.hdr-bar-actions .locale-pick-chevron {
  width: 9px;
  height: 9px;
  opacity: 0.75;
  color: var(--oc-blue-light);
}

/* ── Mobile drawer ── */
.drawer-trigger {
  padding: 6px;
  color: var(--oc-cyan);
  background: rgba(0, 191, 255, 0.08);
  border: 1px solid var(--oc-border);
  border-radius: 2px;
  cursor: pointer;
  transition: box-shadow 0.2s, background 0.2s;
}

.drawer-trigger:hover {
  background: rgba(0, 191, 255, 0.14);
  box-shadow: 0 0 12px var(--oc-cyan-glow);
}

.drawer-trigger svg {
  width: 18px;
  height: 18px;
}

.drawer-sheet {
  background: var(--oc-panel);
  border-bottom: 1px solid var(--oc-border-dim);
  padding: 0 0 12px;
}

.drawer-sheet-nav {
  display: flex;
  flex-direction: column;
  padding: 12px 10px;
  gap: 8px;
}

.drawer-sheet .mini-nav-link {
  margin: 0;
  text-align: center;
}

.drawer-sheet .locale-pick-mobile {
  margin: 8px 14px 4px;
}

.drawer-sheet .cta-dl-btn {
  margin: 10px 14px 0;
  display: flex;
  width: calc(100% - 28px);
}

/* ── Buttons (override premium skew CTA site-wide) ── */
.cta-dl-btn:not(.cta-dl-btn-pill)::after {
  display: none !important;
  content: none !important;
}

.cta-dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.2s, box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}

.cta-dl-btn:not(.cta-dl-btn-pill):not(.cta-dl-fab) {
  position: relative;
  border-radius: 2px;
  border: 1px solid rgba(255, 39, 70, 0.75);
  background: var(--oc-red);
  color: #fff !important;
  box-shadow: 0 0 18px var(--oc-red-glow);
  transform: none;
  isolation: auto;
  overflow: visible;
}

.cta-dl-btn:not(.cta-dl-btn-pill):hover {
  background: #ff3d5a;
  border-color: var(--oc-red);
  box-shadow: 0 0 26px var(--oc-red-glow);
  transform: translateY(-1px);
}

.cta-dl-btn:not(.cta-dl-btn-pill):active {
  background: #d91f3a;
  transform: translateY(0);
}

.cta-dl-btn-sm:not(.cta-dl-btn-pill) {
  padding: 8px 16px;
  font-size: 10px;
}

.cta-dl-btn-lg:not(.cta-dl-btn-pill) {
  padding: 12px 28px;
  font-size: 12px;
  letter-spacing: 0.1em;
}

.cta-dl-btn-outline:not(.cta-dl-btn-pill) {
  background: rgba(0, 191, 255, 0.08);
  color: var(--oc-cyan) !important;
  border: 1px solid var(--oc-border);
  box-shadow: 0 0 12px rgba(0, 191, 255, 0.1);
}

.cta-dl-btn-outline:not(.cta-dl-btn-pill):hover {
  background: rgba(0, 191, 255, 0.16);
  color: var(--oc-blue-light) !important;
  border-color: rgba(0, 191, 255, 0.35);
  box-shadow: 0 0 16px var(--oc-cyan-glow);
  transform: translateY(-1px);
}

.cta-dl-btn-outline:not(.cta-dl-btn-pill):active {
  background: rgba(0, 191, 255, 0.1);
  transform: translateY(0);
}

.cta-dl-btn-pill::after {
  display: none !important;
  content: none !important;
}

.tone-accent {
  color: var(--oc-red-hi);
}

/* ── Locale picker (footer / mobile) ── */
.locale-pick-btn {
  background: rgba(0, 191, 255, 0.06);
  border: 1px solid var(--oc-border);
  border-radius: 2px;
  color: var(--oc-text);
}

.locale-pick-btn:hover {
  background: rgba(0, 191, 255, 0.12);
  color: var(--oc-cyan);
  border-color: rgba(0, 191, 255, 0.3);
  box-shadow: 0 0 10px var(--oc-cyan-glow);
}

.hdr-bar-actions .locale-pick-btn:hover {
  background: linear-gradient(180deg, rgba(13, 35, 71, 1) 0%, rgba(7, 26, 51, 1) 100%);
  color: var(--oc-blue-light);
  border-color: rgba(0, 191, 255, 0.42);
  box-shadow:
    inset 0 1px 0 rgba(103, 216, 255, 0.1),
    0 0 10px rgba(0, 191, 255, 0.12);
}

.hdr-bar-actions .locale-pick.open .locale-pick-btn,
.hdr-bar-actions .locale-pick-btn[aria-expanded="true"] {
  border-color: rgba(0, 191, 255, 0.45);
  color: var(--oc-blue-light);
}

.hdr-bar-actions .locale-pick-menu {
  min-width: 9rem;
  padding: 4px;
  border-radius: 2px;
  border: 1px solid rgba(0, 191, 255, 0.22);
  background: rgba(4, 14, 28, 0.98);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5), 0 0 14px rgba(0, 191, 255, 0.08);
}

.hdr-bar-actions .locale-pick-option {
  padding: 6px 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 1px;
  color: var(--oc-text);
}

.hdr-bar-actions .locale-pick-option:hover {
  background: rgba(0, 191, 255, 0.1);
  color: var(--oc-cyan);
}

.hdr-bar-actions .locale-pick-option.is-active {
  color: var(--oc-cyan);
  background: rgba(0, 191, 255, 0.08);
}

.locale-pick-menu {
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border);
  border-radius: 2px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 191, 255, 0.08);
}

/* ── Footer (shared site-wide) ── */
.foot-block,
.foot-block-bar {
  background: var(--oc-deep) !important;
  color: var(--oc-muted);
}

.foot-block {
  border-top: 1px solid var(--oc-border-dim);
}

.foot-block-bar {
  border-top: 1px solid var(--oc-border-dim) !important;
}

.foot-block-brand-link {
  display: inline-block;
  background: transparent;
  line-height: 0;
}

.foot-block-brand-logo {
  display: block;
  width: min(220px, 100%);
  height: auto;
  mix-blend-mode: screen;
}

.foot-block-col-title {
  color: var(--oc-cyan);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-shadow: 0 0 8px var(--oc-cyan-glow);
}

.foot-block-links a {
  color: var(--oc-text);
  font-size: 12px;
}

.foot-block-links a:hover {
  color: var(--oc-cyan);
  text-shadow: 0 0 8px var(--oc-cyan-glow);
}

.foot-block-copy {
  font-size: 11px;
  color: var(--oc-muted);
}

.cta-dl-fab {
  position: fixed !important;
  bottom: 20px;
  right: 20px;
  left: auto !important;
  margin: 0;
  z-index: 60;
  border-radius: 2px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), 0 0 24px var(--oc-red-glow);
}

.cta-dl-fab.cta-dl-btn:not(.cta-dl-btn-pill) {
  background: var(--oc-red);
  border: 1px solid rgba(255, 39, 70, 0.75);
  color: #fff !important;
}

.cta-dl-fab.cta-dl-btn:not(.cta-dl-btn-pill):hover {
  background: #ff3d5a;
  border-color: var(--oc-red);
}

html[dir="rtl"] .cta-dl-fab {
  right: auto !important;
  left: 20px !important;
}

/* ── Inner pages ── */
.trust-hero,
.page-hero {
  background:
    radial-gradient(ellipse 70% 80% at 20% 0%, rgba(0, 191, 255, 0.08) 0%, transparent 55%),
    linear-gradient(180deg, var(--oc-elevated) 0%, var(--oc-panel) 100%);
  color: var(--oc-text-hi);
  border-bottom: 1px solid var(--oc-border-dim);
}

.view-main-body .trust-section,
.view-main-body .guides-layout {
  color: var(--oc-text);
}

.view-main-body .trust-card,
.view-main-body .inner-link-card {
  background: var(--oc-elevated);
  border: 1px solid var(--oc-border-dim);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
  color: var(--oc-text);
}

.view-main-body .text-zinc-400 {
  color: var(--oc-muted) !important;
}

.view-main-body .text-zinc-300 {
  color: var(--oc-text) !important;
}

.page-breadcrumb a {
  color: var(--oc-cyan);
}

.page-breadcrumb a:hover {
  text-shadow: 0 0 8px var(--oc-cyan-glow);
}

.panel-card,
.frost-panel {
  background: var(--oc-elevated) !important;
  border: 1px solid var(--oc-border-dim) !important;
  border-radius: 2px !important;
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.25) !important;
  color: var(--oc-text) !important;
}

/* ── Premium overrides — keep header in document flow inside the frame ── */
#hdr-bar,
.shell-grid #hdr-bar,
.shell-grid #hdr-bar.hdr-bar-shell,
.shell-grid #hdr-bar.hdr-bar-shell.scrolled {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  width: 100%;
  margin: 0;
  background: rgba(2, 8, 18, 0.98);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#hdr-bar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.view-main-body {
  padding-top: 0 !important;
}

/* ── Responsive ── */
@media (max-width: 1023px) {
  :root {
    --content-pad: 14px;
  }

  .page-shell {
    padding: 0 var(--content-pad) 16px;
  }

  .sect-hop {
    min-height: 50px;
    padding: 0 8px;
    gap: 2px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .sect-hop::-webkit-scrollbar {
    display: none;
  }

  .sect-hop-link {
    height: 50px;
    padding: 0 18px;
    font-size: 11px;
    letter-spacing: 0.08em;
    flex-shrink: 0;
  }

  .sect-hop-link.active::after {
    left: 10px;
    right: 10px;
  }

  .hdr-brand-title {
    font-size: 18px;
  }

  .shell-wrap {
    padding: 10px 8px 12px;
  }
}