/* ═══════════════════════════════════════════════════════
   Navbar Custom Styles — Contact Button & Overrides
   ═══════════════════════════════════════════════════════ */

/* ── CSS Custom Property for border animation ── */
@property --contact-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

/* ── Liquid Glass Contact Button ── */
.navbar_contact-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1.35rem;
  border-radius: 100px;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #1a1a2e;
  background: linear-gradient(
    135deg,
    rgba(26, 26, 46, 0.06) 0%,
    rgba(26, 26, 46, 0.02) 100%
  );
  border: 1px solid rgba(26, 26, 46, 0.1);
  text-decoration: none;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  cursor: pointer;
  z-index: 1;
  isolation: isolate;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  margin-left: 0.25rem;
  white-space: nowrap;
}

/* Inner glass refraction / highlight sweep */
.navbar_contact-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 80%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(255, 255, 255, 0.3) 40%,
    rgba(255, 255, 255, 0.6) 50%,
    rgba(255, 255, 255, 0.3) 60%,
    transparent 100%
  );
  transition: left 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
  pointer-events: none;
}

/* Rotating liquid border glow */
.navbar_contact-btn::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--contact-angle, 0deg),
    transparent 0%,
    rgba(168, 130, 255, 0.55) 5%,
    rgba(108, 92, 231, 0.35) 10%,
    transparent 16%,
    transparent 50%,
    rgba(168, 130, 255, 0.45) 55%,
    rgba(108, 92, 231, 0.25) 60%,
    transparent 66%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: -2;
  animation: contactBorderSpin 3.5s linear infinite;
  pointer-events: none;
}

@keyframes contactBorderSpin {
  to { --contact-angle: 360deg; }
}

/* ── Hover State ── */
.navbar_contact-btn:hover {
  color: #1a1a2e;
  background: linear-gradient(
    135deg,
    rgba(168, 130, 255, 0.1) 0%,
    rgba(108, 92, 231, 0.06) 100%
  );
  border-color: rgba(168, 130, 255, 0.3);
  transform: translateY(-1px) scale(1.04);
  box-shadow:
    0 6px 24px rgba(168, 130, 255, 0.15),
    0 2px 8px rgba(168, 130, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.navbar_contact-btn:hover::before {
  left: 120%;
}

.navbar_contact-btn:hover::after {
  opacity: 1;
}

/* ── Active / Press State ── */
.navbar_contact-btn:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.1s;
}

/* ── Arrow icon inside button ── */
.navbar_contact-btn .btn-arrow {
  display: inline-block;
  margin-left: 0.35rem;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  line-height: 1;
}
.navbar_contact-btn:hover .btn-arrow {
  transform: translateX(3px);
}
.navbar_contact-btn .btn-arrow svg {
  width: 12px;
  height: 12px;
  vertical-align: middle;
}

/* ── Mobile menu: Contact button adaptation ── */
.menu_contact-btn {
  display: inline-flex !important;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  margin-top: 1rem;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all 0.4s ease;
  width: fit-content;
}
.menu_contact-btn:hover {
  background: rgba(168, 130, 255, 0.12);
  border-color: rgba(168, 130, 255, 0.35);
  box-shadow: 0 4px 20px rgba(168, 130, 255, 0.15);
}

/* ── Responsive ── */
@media (max-width: 991px) {
  .navbar_contact-btn {
    display: none;
  }
}