/* ===================================================================
   FRANCISCO LABS — BOB TOP SYSTEM
   Slide-out right drawer + stacked FAB pair
   =================================================================== */

/* ─── OVERLAY ───────────────────────────────────────────────────── */
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: 149;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ─── DRAWER PANEL ──────────────────────────────────────────────── */
.drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 150;
  width: min(340px, 88vw);
  background: rgba(12, 12, 14, 0.97);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border-left: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: -12px 0 60px rgba(0, 0, 0, 0.55), -2px 0 0 rgba(255,255,255,0.03);
  border-radius: 24px 0 0 24px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* Slide from right */
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.drawer.open {
  transform: translateX(0);
}

/* ─── DRAWER HEADER ─────────────────────────────────────────────── */
.drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.25rem 0;
  flex-shrink: 0;
}

.drawer__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
}
.drawer__logo-img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  flex-shrink: 0;
}
.drawer__logo-text {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.03em;
}

.drawer__close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease;
}
.drawer__close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text);
  transform: rotate(90deg);
}

/* ─── TAGLINE PILL ──────────────────────────────────────────────── */
.drawer__tagline {
  display: inline-flex;
  align-self: flex-start;
  margin: 0.75rem 1.25rem 0;
  padding: 0.275rem 0.8rem;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary-bright);
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.22);
  border-radius: 100px;
  flex-shrink: 0;
}

/* ─── NAV CARDS ─────────────────────────────────────────────────── */
.drawer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1rem 1rem 0.75rem;
  flex-shrink: 0;
}

.drawer__nav-card {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text-muted);
  text-decoration: none;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.15s ease;
}
.drawer__nav-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--color-text);
  transform: translateX(-2px);
}
.drawer__nav-card.active {
  background: rgba(37, 99, 235, 0.12);
  border-color: rgba(37, 99, 235, 0.28);
  color: var(--color-text);
}

.drawer__nav-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: background 0.2s ease, color 0.2s ease;
}
.drawer__nav-card:hover .drawer__nav-icon,
.drawer__nav-card.active .drawer__nav-icon {
  background: rgba(37, 99, 235, 0.15);
  color: var(--color-primary-bright);
}

.drawer__nav-label {
  flex: 1;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.drawer__nav-arrow {
  opacity: 0.3;
  transition: opacity 0.2s ease, transform 0.2s ease;
  flex-shrink: 0;
}
.drawer__nav-card:hover .drawer__nav-arrow {
  opacity: 0.7;
  transform: translateX(2px);
}

/* Contact CTA card — blue accent */
.drawer__nav-card--cta {
  background: rgba(37, 99, 235, 0.1);
  border-color: rgba(37, 99, 235, 0.2);
  color: var(--color-primary-bright);
}
.drawer__nav-card--cta:hover {
  background: rgba(37, 99, 235, 0.18);
  border-color: rgba(37, 99, 235, 0.35);
  color: #fff;
}
.drawer__nav-card--cta .drawer__nav-icon {
  background: rgba(37, 99, 235, 0.2);
  color: var(--color-primary-bright);
  border-color: rgba(37, 99, 235, 0.25);
}

/* ─── CORE CAPABILITIES ─────────────────────────────────────────── */
.drawer__caps {
  padding: 0 1rem 0;
  flex-shrink: 0;
}

.drawer__caps-title {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 0.625rem;
}

.drawer__caps-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.drawer__cap-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 100px;
  white-space: nowrap;
  transition: background 0.18s ease, color 0.18s ease;
}
.drawer__cap-chip:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}

/* ─── DRAWER FOOTER / CTA ───────────────────────────────────────── */
.drawer__footer {
  margin-top: auto;
  padding: 1rem;
  flex-shrink: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.drawer__cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  width: 100%;
  padding: 0.9375rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4), 0 0 0 1px rgba(37, 99, 235, 0.15);
  transition:
    background 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}
.drawer__cta-btn:hover {
  background: var(--color-primary-bright);
  box-shadow: 0 6px 28px rgba(37, 99, 235, 0.55);
  transform: translateY(-1px);
}
.drawer__cta-btn:active {
  transform: scale(0.98);
}

/* ─── FAB PAIR ──────────────────────────────────────────────────── */
.fab-pair {
  position: fixed;
  right: 1.25rem;
  /* Vertically centered — roughly mid-screen */
  top: 40%;
  transform: translateY(-50%) translateX(80px);
  z-index: 88;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  /* Hidden until user scrolls 500px */
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.3s ease,
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.fab-pair.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0);
}
/* Hide FABs when drawer is open */
.fab-pair.drawer-open {
  opacity: 0;
  pointer-events: none;
}

.fab-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(12, 12, 14, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  color: var(--color-text-muted);
  cursor: pointer;
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255,255,255,0.03);
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.18s ease,
    box-shadow 0.2s ease;
}
.fab-btn:hover {
  background: rgba(30, 30, 34, 0.96);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--color-text);
  transform: scale(1.08);
  box-shadow:
    0 6px 24px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255,255,255,0.06);
}
.fab-btn:active {
  transform: scale(0.94);
}

/* Menu button — slightly more prominent */
.fab-btn--menu {
  background: rgba(15, 15, 18, 0.92);
}
.fab-btn--menu:hover {
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow:
    0 6px 24px rgba(0, 0, 0, 0.5),
    0 0 12px rgba(37, 99, 235, 0.15);
}

/* Back to top button */
.fab-btn--top {
  background: rgba(12, 12, 14, 0.82);
}

/* ─── BODY LOCK when drawer open ───────────────────────────────── */
body.drawer-locked {
  overflow: hidden;
}

/* ─── DESKTOP BEHAVIOR ──────────────────────────────────────────── */
/* On desktop (>900px): FABs appear when scrolled deeply (after hero) */
@media (min-width: 901px) {
  /* OPTION B — nav swaps on scroll.
     Desktop: nav hides at 80px scroll → FABs (menu + top) take over.
     FAB menu button is visible on desktop once nav hides.
     FAB pair positioned slightly higher and larger for desktop premium feel. */
  .fab-pair {
    right: 2rem;
    top: 44%;
    gap: 0.625rem;
  }
  .fab-btn {
    width: 52px;
    height: 52px;
  }
}

/* ─── MOBILE: adjust FAB position above bottom bar ─────────────── */
@media (max-width: 768px) {
  .fab-pair {
    /* 40% from top — mid-right, clearly a navigation control not footer */
    top: 40%;
    bottom: auto;
    right: 1rem;
    transform: translateY(-50%) translateX(72px);
  }
  .fab-pair.visible {
    transform: translateY(-50%) translateX(0);
  }
  .fab-pair.drawer-open {
    opacity: 0;
    pointer-events: none;
  }
  .fab-btn {
    width: 44px;
    height: 44px;
  }
}