.plm-classic, .nav-backdrop {
  /* Surfaces */
  --bg: #0a0a0f;
  --bg-2: #0f0f16;
  --surface: #14141c;
  --surface-2: #1a1a24;
  --border: #26262e;
  --divider: #1c1c24;

  /* Text */
  --text: #f2f2f4;
  --text-muted: #a3a3ad;
  --text-faint: #6b6b76;

  /* Accent — PLM brand violet (from official logo) */
  --violet: #6d24d2;
  --violet-hi: #8a4bff;
  --violet-dk: #4a1699;
  --violet-glow: rgba(138, 75, 255, 0.35);

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6vw, 6.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-pill: 9999px;

  --font-body: 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-display: 'Instrument Serif', 'Times New Roman', Georgia, serif;

  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 600ms cubic-bezier(0.16, 1, 0.3, 1);

  --content: 1200px;
  --content-narrow: 720px;
}

/* ========== NAV ========== */
.nav {
  position: fixed;
  top: 32px;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) clamp(var(--space-6), 4vw, var(--space-10));
  background: #0a0a0f;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

@media (max-width: 520px) {
  .nav {
    top: 26px;
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }
}

/* Push page content below the fixed utility+nav bars so scrolled copy
   never slides under the header. Measured heights: desktop ~109px, mobile ~105px. */


/* Prevent background scroll when mobile drawer is open */
body.nav-open {
  overflow: hidden;
}

.nav--scrolled {
  background: #0a0a0f;
  border-bottom: 1px solid var(--border);
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text);
}

.nav__divider {
  width: 1px;
  height: 18px;
  background: var(--border);
}

.nav__logo {
  /* Aspect ratio ~3:1 — keep it small and restrained per brand direction */
  height: 22px;
  width: auto;
  color: var(--violet-hi);
  transition: color var(--transition-fast);
}

.nav__brand:hover .nav__logo {
  color: var(--violet);
}

.nav__wordmark {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text);
}

.nav__wordmark-full {
  /* Screen-reader-only full brand name */
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 420px) {
  .nav__divider,
  .nav__wordmark {
    display: none;
  }
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__status {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.nav__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--violet-hi);
  box-shadow: 0 0 12px var(--violet-glow);
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

@media (max-width: 768px) {
  .nav__status {
    display: none;
  }
}

/* ========== BUTTONS ========== */
.plm-classic .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.plm-classic .btn--primary {
  background: var(--violet);
  color: #fff;
  box-shadow: 0 8px 24px -8px var(--violet-glow);
}

.plm-classic .btn--primary:hover {
  background: var(--violet-hi);
  transform: translateY(-1px);
  box-shadow: 0 12px 32px -6px var(--violet-glow);
}

.plm-classic .btn--ghost {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.plm-classic .btn--ghost:hover {
  border-color: var(--violet-hi);
  color: var(--violet-hi);
  background: rgba(138, 58, 255, 0.06);
}

.plm-classic .btn--pill {
  padding: 0.6rem 1.2rem;
  font-size: var(--text-xs);
  background: var(--violet);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.plm-classic .btn--pill:hover {
  background: var(--violet-hi);
  transform: translateY(-1px);
}

.plm-classic .btn--full {
  width: 100%;
  padding: 1.1rem 1.5rem;
  font-size: var(--text-base);
}

/* ============ NAV LINKS (added for service pages) ============ */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.nav__link {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--violet-hi);
}

/* Mobile nav__link visibility handled by drawer rules below (search 'MOBILE HAMBURGER TOGGLE') */

/* ============ MOBILE HAMBURGER TOGGLE ============ */
.nav__toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  margin-right: -8px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.nav__toggle:hover,
.nav__toggle:focus-visible {
  background: rgba(109, 36, 210, 0.15);
  border-color: rgba(109, 36, 210, 0.45);
  outline: none;
}
.nav__toggle-bar {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease, top 0.25s ease;
}
.nav__toggle-bar:nth-child(1) { top: 14px; }
.nav__toggle-bar:nth-child(2) { top: 21px; }
.nav__toggle-bar:nth-child(3) { top: 28px; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  top: 21px;
  transform: rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  top: 21px;
  transform: rotate(-45deg);
}

@media (max-width: 900px) {
  .nav__toggle { display: inline-flex; }

  /* Slide-out drawer replaces the hidden inline links on mobile */
  .nav__links {
    position: fixed;
    top: 96px; /* matches body padding-top on mobile (tightened header) */
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(100dvh - 96px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    padding: var(--space-6) var(--space-6) var(--space-8);
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s linear 0.22s;
    z-index: 99;
    overflow-y: auto;
  }
  .nav__links--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0s;
  }
  .nav__link {
    display: block;
    width: 100%;
    font-size: 1.125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.92);
    padding: var(--space-3) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    letter-spacing: 0.01em;
  }
  .nav__link:last-child { border-bottom: none; }
}

@media (min-width: 901px) {
  .nav__toggle { display: none; }
}

/* ============ MOBILE NAV BACKDROP ============ */
.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0s linear 0.22s;
  z-index: 98; /* under drawer (99) and header (100/101) */
}
body.nav-open .nav-backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 0.22s ease, visibility 0s;
}
@media (min-width: 901px) {
  .nav-backdrop { display: none; }
}

/* ============ MOBILE DRAWER FOOTER (contact block) ============ */
.nav__drawer-footer {
  display: none;
}
@media (max-width: 900px) {
  .nav__drawer-footer {
    display: block;
    margin-top: auto; /* Pushes to bottom of flex column drawer */
    padding-top: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    width: 100%;
  }
  .nav__drawer-footer-block {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: var(--space-4);
  }
  .nav__drawer-phone {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-decoration: none;
    font-variant-numeric: tabular-nums;
  }
  .nav__drawer-address {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.85rem;
    line-height: 1.45;
  }
  .nav__drawer-socials {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.02em;
  }
  .nav__drawer-socials a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
  }
  .nav__drawer-socials a:hover,
  .nav__drawer-socials a:focus-visible {
    color: var(--violet-hi);
  }
  .nav__drawer-socials span {
    color: rgba(255, 255, 255, 0.25);
  }
}


/* Keep the original navigation design isolated from the new page content. */
.plm-classic.nav {position:sticky;top:0;font-family:var(--font-body);font-size:16px;line-height:1.6}
.plm-classic *, .plm-classic *::before, .plm-classic *::after {box-sizing:border-box}
.plm-classic a {text-decoration:none}
.plm-classic svg {display:block}
.plm-classic .nav__logo {max-width:none}
.plm-classic button {font-family:inherit}
.plm-classic .nav__brand {flex-shrink:0}
.plm-classic .nav__link--journal {color:#b989ff}
.plm-classic :focus-visible {outline:2px solid #c6a7ff;outline-offset:4px}
@media(max-width:900px){
 .plm-classic .nav__links {top:var(--classic-header-bottom,77px);height:calc(100dvh - var(--classic-header-bottom,77px))}
}
@media(min-width:901px) and (max-width:1100px){
 .plm-classic .nav__links {gap:12px}
 .plm-classic .nav__link {font-size:12px}
 .plm-classic .btn--pill {font-size:12px;padding-inline:14px}
}