/* ==========================================
   IT-Impulse shell — Canopy Rail header
   ========================================== */

.nx-shell {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  padding: 0 var(--nx-gutter);
  pointer-events: none;
  max-width: none;
  margin: 0;
  width: 100%;
  box-sizing: border-box;
}

.nx-shell.is-menu-open {
  z-index: 560;
}

.nx-ticker { display: none !important; }

.nx-canopy {
  pointer-events: auto;
  position: relative;
  z-index: 4;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-top: 0;
}

.nx-canopy__rail {
  --nx-lamp: color-mix(in srgb, var(--campus-impulse-bright) 70%, #fff4dc);
  --nx-lamp-soft: color-mix(in srgb, var(--campus-impulse) 34%, transparent);
  --nx-lamp-edge: color-mix(in srgb, var(--campus-impulse-bright) 78%, #fff);
  position: relative;
  min-height: 66px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(10px, 1.2vw, 16px);
  padding: 8px 16px 10px;
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--campus-glass-strong) 74%, transparent) 0%,
    color-mix(in srgb, var(--campus-glass) 66%, transparent) 100%
  );
  border: 1px solid var(--nx-border-glass);
  border-top: 0;
  border-radius: 0 0 18px 18px;
  box-shadow:
    0 14px 28px rgba(10, 16, 24, 0.12),
    0 10px 30px var(--nx-lamp-soft),
    0 0 20px color-mix(in srgb, var(--campus-impulse-bright) 16%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.36),
    inset 0 -1px 18px color-mix(in srgb, var(--campus-impulse) 12%, transparent);
  backdrop-filter: blur(12px) saturate(1.08);
  -webkit-backdrop-filter: blur(12px) saturate(1.08);
  isolation: isolate;
  overflow: visible;
}

.nx-canopy__rail > :not(.nx-canopy__lamp) {
  position: relative;
  z-index: 1;
}

.nx-canopy__rail::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    color-mix(in srgb, var(--campus-ink) 32%, transparent) 16%,
    color-mix(in srgb, var(--campus-ink) 54%, transparent) 50%,
    color-mix(in srgb, var(--campus-ink) 32%, transparent) 84%,
    transparent 100%
  );
  opacity: 0.52;
  z-index: 1;
  pointer-events: none;
}

/* Edge-lit canopy contour — warm lamp along the whole header frame */
.nx-canopy__lamp {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 0;
  overflow: visible;
}

.nx-canopy__lamp-rim {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background:
    linear-gradient(
      180deg,
      color-mix(in srgb, var(--nx-lamp) 18%, transparent) 0%,
      color-mix(in srgb, var(--nx-lamp-edge) 55%, transparent) 28%,
      color-mix(in srgb, var(--nx-lamp-edge) 88%, transparent) 62%,
      color-mix(in srgb, var(--nx-lamp) 70%, transparent) 100%
    );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0.78;
  animation: nx-lamp-breathe 8s ease-in-out infinite;
}

.nx-canopy__lamp-beam {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: conic-gradient(
    from var(--nx-lamp-angle, 210deg),
    transparent 0deg,
    transparent 292deg,
    color-mix(in srgb, var(--nx-lamp) 35%, transparent) 318deg,
    var(--nx-lamp-edge) 338deg,
    color-mix(in srgb, var(--nx-lamp) 45%, transparent) 352deg,
    transparent 360deg
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
  filter: blur(0.4px);
  opacity: 0.9;
  animation: nx-lamp-travel 11s linear infinite;
}

.nx-canopy__lamp-halo {
  position: absolute;
  inset: auto -10px -14px;
  height: 28px;
  border-radius: 50%;
  background:
    radial-gradient(
      70% 100% at 50% 0%,
      color-mix(in srgb, var(--nx-lamp) 38%, transparent) 0%,
      color-mix(in srgb, var(--campus-impulse) 14%, transparent) 48%,
      transparent 78%
    );
  filter: blur(6px);
  opacity: 0.55;
  animation: nx-lamp-breathe 8s ease-in-out infinite;
  mix-blend-mode: soft-light;
}

[data-theme="dark"] .nx-canopy__rail {
  --nx-lamp: color-mix(in srgb, var(--campus-impulse-bright) 82%, #ffe7c0);
  --nx-lamp-soft: color-mix(in srgb, var(--campus-impulse) 42%, transparent);
  --nx-lamp-edge: color-mix(in srgb, var(--campus-impulse-bright) 88%, #fff8ea);
  box-shadow:
    0 14px 28px rgba(10, 16, 24, 0.28),
    0 12px 36px var(--nx-lamp-soft),
    0 0 28px color-mix(in srgb, var(--campus-impulse-bright) 22%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -1px 22px color-mix(in srgb, var(--campus-impulse) 16%, transparent);
}

[data-theme="dark"] .nx-canopy__lamp-rim {
  opacity: 0.92;
}

[data-theme="dark"] .nx-canopy__lamp-halo {
  opacity: 0.7;
  mix-blend-mode: screen;
}

@property --nx-lamp-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 210deg;
}

@keyframes nx-lamp-breathe {
  0%, 100% { opacity: 0.62; }
  30% { opacity: 0.86; }
  48% { opacity: 0.72; }
  68% { opacity: 0.94; }
  84% { opacity: 0.7; }
}

@keyframes nx-lamp-travel {
  to { --nx-lamp-angle: 570deg; }
}

.nx-rail-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-decoration: none;
  color: var(--campus-ink);
  min-width: 172px;
  padding: 2px 6px;
  transition: color 220ms var(--nx-ease-out), opacity 220ms var(--nx-ease-out);
}

.nx-rail-brand:hover {
  color: color-mix(in srgb, var(--campus-ink) 88%, var(--text-muted));
}

.nx-rail-brand:focus-visible {
  outline: 2px solid var(--campus-ink);
  outline-offset: 3px;
  border-radius: 8px;
}

.nx-rail-brand__name {
  font-family: var(--nx-font-frame, 'Space Grotesk', system-ui, sans-serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 1.1;
}

.nx-rail-brand__meta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 5px;
  padding-top: 5px;
  border-top: 1px solid color-mix(in srgb, var(--campus-impulse) 58%, transparent);
  font-family: var(--nx-font-signal-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
  color: color-mix(in srgb, var(--campus-ink) 62%, var(--campus-impulse));
}

.nx-rail-brand__meta-place {
  white-space: nowrap;
}

.nx-rail-brand__meta-dot {
  width: 3.5px;
  height: 3.5px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--campus-impulse);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--campus-impulse-bright) 35%, transparent),
    0 0 8px color-mix(in srgb, var(--campus-impulse) 45%, transparent);
}

.nx-rail-brand__meta-year {
  color: color-mix(in srgb, var(--campus-ink) 38%, var(--campus-impulse));
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.nx-rail-brand:hover .nx-rail-brand__meta,
.nx-rail-brand:focus-visible .nx-rail-brand__meta {
  color: color-mix(in srgb, var(--campus-ink) 48%, var(--campus-impulse));
  border-top-color: color-mix(in srgb, var(--campus-impulse-bright) 72%, transparent);
}

.nx-rail-brand:hover .nx-rail-brand__meta-year,
.nx-rail-brand:focus-visible .nx-rail-brand__meta-year {
  color: color-mix(in srgb, var(--campus-ink) 28%, var(--campus-impulse-bright));
}

[data-theme="dark"] .nx-rail-brand__meta {
  color: color-mix(in srgb, var(--campus-ink) 55%, var(--campus-impulse-bright));
  border-top-color: color-mix(in srgb, var(--campus-impulse) 48%, transparent);
}

[data-theme="dark"] .nx-rail-brand__meta-year {
  color: color-mix(in srgb, var(--campus-impulse-bright) 78%, #fff);
}

[data-theme="dark"] .nx-rail-brand__meta-dot {
  background: var(--campus-impulse-bright);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--campus-impulse-bright) 40%, transparent),
    0 0 10px color-mix(in srgb, var(--campus-impulse) 55%, transparent);
}

.nx-rail-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--nx-border);
  color: var(--campus-ink-dim);
  background: color-mix(in srgb, var(--campus-glass) 75%, transparent);
  font-family: var(--nx-font-signal-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 220ms var(--nx-ease-out), border-color 220ms var(--nx-ease-out), background 220ms var(--nx-ease-out);
}

.nx-rail-toggle:hover,
.nx-shell.is-menu-open .nx-rail-toggle {
  color: var(--campus-ink);
  border-color: var(--nx-border-strong);
  background: color-mix(in srgb, var(--campus-glass-strong) 78%, transparent);
}

.nx-rail-toggle:focus-visible {
  outline: 2px solid var(--campus-ink);
  outline-offset: 2px;
}

.nx-rail-nav {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: clamp(2px, 0.35vw, 8px);
  min-width: 0;
}

.nx-rail-nav__item {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 clamp(8px, 1vw, 12px);
  text-decoration: none;
  color: var(--campus-ink-dim);
  border-radius: 999px;
  transition: color 220ms var(--nx-ease-out), transform 220ms var(--nx-ease-out), background 220ms var(--nx-ease-out);
}

.nx-rail-nav__item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--nx-font-frame, 'Space Grotesk', system-ui, sans-serif);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.045em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nx-rail-nav__item::before {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 4px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--campus-ink), transparent);
  opacity: 0;
  transform: scaleX(0.5);
  transition: transform 220ms var(--nx-ease-out), opacity 220ms var(--nx-ease-out);
}

.nx-rail-nav__item:hover,
.nx-rail-nav__item:focus-visible,
.nx-rail-nav__item[aria-current="page"] {
  color: var(--campus-ink);
  background: color-mix(in srgb, var(--campus-glass-strong) 72%, transparent);
}

.nx-rail-nav__item:hover::before,
.nx-rail-nav__item:focus-visible::before,
.nx-rail-nav__item[aria-current="page"]::before {
  opacity: 0.55;
  transform: scaleX(1);
}

.nx-rail-nav__item:focus-visible {
  outline: 2px solid var(--campus-ink);
  outline-offset: 1px;
}

.nx-canopy__actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding-left: clamp(8px, 1vw, 16px);
  border-left: 1px solid color-mix(in srgb, var(--campus-line-dim) 60%, transparent);
}

.nx-canopy__phone,
.nx-canopy__cta,
.nx-canopy__theme.theme-toggle {
  height: 38px;
  border-radius: 999px;
}

.nx-canopy__phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  text-decoration: none;
  color: var(--campus-ink-dim);
  border: 1px solid transparent;
  background: transparent;
  font-family: var(--nx-font-signal-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.03em;
  transition: border-color 220ms var(--nx-ease-out), color 220ms var(--nx-ease-out), background 220ms var(--nx-ease-out);
}

.nx-canopy__phone:hover,
.nx-canopy__phone:focus-visible {
  color: var(--campus-ink);
  border-color: var(--nx-border);
  background: color-mix(in srgb, var(--campus-glass-strong) 70%, transparent);
}

.nx-canopy__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  text-decoration: none;
  color: #f7f8fa;
  background: #1c2430;
  border: 1px solid transparent;
  font-family: var(--nx-font-signal-mono, 'JetBrains Mono', ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  transition: transform 220ms var(--nx-ease-out), box-shadow 220ms var(--nx-ease-out), background 220ms var(--nx-ease-out);
}

.nx-canopy__cta:hover,
.nx-canopy__cta:focus-visible {
  color: #fff;
  background: #2c3644;
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(10, 16, 24, 0.24);
}

.nx-canopy__theme.theme-toggle {
  width: 38px;
  border: 1px solid var(--nx-border);
  background: color-mix(in srgb, var(--campus-glass) 65%, transparent);
  color: var(--campus-ink-dim);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color 220ms var(--nx-ease-out), border-color 220ms var(--nx-ease-out), background 220ms var(--nx-ease-out);
}

.nx-canopy__theme:hover,
.nx-canopy__theme:focus-visible {
  color: var(--campus-ink);
  border-color: var(--nx-border-strong);
  background: color-mix(in srgb, var(--campus-glass-strong) 75%, transparent);
}

.nx-canopy__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  overflow: hidden;
}

.nx-canopy__progress-bar {
  height: 100%;
  width: 100%;
  background: var(--campus-ink);
  transform: scaleX(0);
  transform-origin: left;
  opacity: 0.34;
}

/* ---- Footer (unchanged structure) ---- */
.nx-footer {
  position: relative;
  padding-top: clamp(40px, 6vw, 64px);
  padding-bottom: 28px;
}
.nx-footer__glow { display: none; }
.nx-footer__bento {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: clamp(24px, 4vw, 40px);
  margin-bottom: 32px;
}
.nx-footer__cell--brand { display: flex; flex-direction: column; gap: 16px; }
.nx-logo {
  display: inline-flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--campus-ink);
}
.nx-logo__mark {
  position: relative; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
}
.nx-logo__ring {
  position: absolute; inset: 0;
  border: 1px solid var(--nx-border-strong);
  border-radius: 50%;
}
.nx-logo__core {
  font-family: var(--nx-font-display);
  font-weight: 400; font-style: italic; font-size: 14px; color: var(--campus-ink);
}
.nx-logo__name {
  display: block;
  font-family: var(--nx-font-display);
  font-weight: 400; font-size: 18px; letter-spacing: -0.02em;
}
.nx-logo__tag { display: block; font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.nx-footer__brand-desc {
  margin: 10px 0 0; font-size: 14px; line-height: 1.55;
  color: var(--campus-ink-dim); max-width: 32ch;
}
.nx-status {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; color: var(--text-muted);
}
.nx-status__dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--campus-ink);
}
.nx-footer__h {
  font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px;
}
.nx-footer__links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.nx-footer__links a {
  color: var(--campus-ink-dim); text-decoration: none; font-size: 14px;
}
.nx-footer__links a:hover { color: var(--campus-ink); }
.nx-footer__cell--cta {
  display: flex; flex-direction: column; justify-content: space-between; gap: 14px;
  padding: 18px; border: 1px solid var(--nx-border-glass);
  border-radius: var(--nx-radius-lg);
  background: rgba(255, 255, 255, 0.25);
}
.nx-footer__cta-text {
  font-family: var(--nx-font-display);
  font-size: 17px; font-weight: 600; line-height: 1.3;
}
.nx-footer__cta-sub {
  font-size: 13px; color: var(--campus-ink-dim); margin-top: 6px; line-height: 1.5;
}
.nx-footer__bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  padding-top: 20px; border-top: 1px solid var(--nx-border);
  font-size: 13px; color: var(--text-muted);
}
.nx-footer__legal { display: flex; flex-wrap: wrap; gap: 16px; }
.nx-footer__legal a { color: var(--text-muted); text-decoration: none; }
.nx-footer__legal a:hover { color: var(--campus-ink); }

@media (max-width: 1024px) {
  .nx-rail-brand__meta-place,
  .nx-rail-brand__meta-dot { display: none; }
  .nx-canopy__phone span { display: none; }
  .nx-rail-nav__item {
    padding-inline: 8px;
  }

}

@media (max-width: 900px) {
  .nx-canopy__rail {
    grid-template-columns: auto auto 1fr auto;
    gap: 8px;
    padding-inline: 10px;
  }

  .nx-rail-brand {
    min-width: 0;
    padding-right: 2px;
  }

  .nx-rail-brand__name {
    font-size: 13px;
  }

  .nx-rail-toggle {
    display: inline-flex;
  }

  .nx-rail-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: min(86vw, 360px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 10px;
    border-radius: 14px;
    border: 1px solid var(--nx-border-glass);
    background: color-mix(in srgb, var(--campus-glass-strong) 88%, transparent);
    box-shadow: 0 12px 30px rgba(10, 16, 24, 0.18);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 220ms var(--nx-ease-out), transform 220ms var(--nx-ease-out);
  }

  .nx-rail-nav[hidden] {
    display: grid;
  }

  .nx-shell.is-menu-open .nx-rail-nav {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nx-rail-nav__item {
    min-height: 36px;
    justify-content: flex-start;
    padding-inline: 10px;
  }

  .nx-rail-nav__item span {
    width: 100%;
    justify-content: flex-start;
  }

  .nx-canopy__actions {
    gap: 6px;
    padding-left: 8px;
  }

  .nx-canopy__phone {
    width: 38px;
    justify-content: center;
    padding: 0;
  }

  .nx-footer__bento { grid-template-columns: 1fr 1fr; }
  .nx-footer__cell--brand,
  .nx-footer__cell--cta { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .nx-shell {
    padding-inline: 12px;
  }

  .nx-canopy__rail {
    min-height: 58px;
    grid-template-columns: auto auto 1fr;
    padding: 8px;
  }

  .nx-canopy__actions {
    border-left: 0;
    padding-left: 0;
  }

  .nx-canopy__theme.theme-toggle {
    width: 34px;
    height: 34px;
  }

  .nx-canopy__cta {
    height: 34px;
    padding: 0 12px;
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .nx-rail-nav {
    grid-template-columns: 1fr;
    width: min(84vw, 290px);
  }

  .nx-rail-brand__name {
    font-size: 12px;
  }

  .nx-footer__bento { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .nx-rail-nav,
  .nx-rail-nav__item,
  .nx-canopy__cta,
  .nx-canopy__phone,
  .nx-canopy__theme.theme-toggle {
    transition: none;
  }

  .nx-canopy__lamp-rim,
  .nx-canopy__lamp-beam,
  .nx-canopy__lamp-halo {
    animation: none;
  }

  .nx-canopy__lamp-rim {
    opacity: 0.78;
  }

  .nx-canopy__lamp-beam {
    opacity: 0.55;
    --nx-lamp-angle: 320deg;
  }

  .nx-canopy__lamp-halo {
    opacity: 0.5;
  }
}