/* ScooterReviewPro — Mobile hamburger navigation */

.srp-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #e2e8f0;
}

.srp-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  height: 3.5rem;
}

@media (min-width: 640px) {
  .srp-header__inner {
    height: 4rem;
  }
}

.srp-header__logo {
  font-size: 1.125rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: #1e293b;
  text-decoration: none;
  line-height: 1.2;
  min-width: 0;
  flex-shrink: 1;
}

@media (min-width: 640px) {
  .srp-header__logo {
    font-size: 1.5rem;
  }
}

.srp-header__logo span {
  color: #f97316;
}

/* Desktop nav */
.srp-header__desktop {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

@media (min-width: 768px) {
  .srp-header__desktop {
    display: flex;
  }
}

.srp-nav-link {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #475569;
  text-decoration: none;
  border-radius: 8px;
  white-space: nowrap;
  transition: color 0.15s ease, background 0.15s ease;
}

.srp-nav-link:hover {
  color: #f97316;
}

.srp-nav-link.is-active {
  color: #f97316;
}

.srp-nav-cta {
  margin-left: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: #fff !important;
  background: #0f172a;
  text-decoration: none;
  border-radius: 8px;
  white-space: nowrap;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  transition: background 0.15s ease;
}

.srp-nav-cta:hover {
  background: #334155;
  color: #fff !important;
}

/* Hamburger button */
.srp-header__menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  flex-shrink: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

@media (min-width: 768px) {
  .srp-header__menu-btn {
    display: none;
  }
}

.srp-header__menu-icon,
.srp-header__menu-icon::before,
.srp-header__menu-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: #334155;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease, top 0.25s ease;
}

.srp-header__menu-icon {
  position: relative;
}

.srp-header__menu-icon::before,
.srp-header__menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.srp-header__menu-icon::before {
  top: -6px;
}

.srp-header__menu-icon::after {
  top: 6px;
}

.srp-header__menu-btn.is-open .srp-header__menu-icon {
  background: transparent;
}

.srp-header__menu-btn.is-open .srp-header__menu-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.srp-header__menu-btn.is-open .srp-header__menu-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Mobile drawer */
.srp-mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 80;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.srp-mobile-backdrop.is-open {
  display: block;
  opacity: 1;
}

.srp-mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(300px, 85vw);
  background: #fff;
  z-index: 90;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 32px rgba(15, 23, 42, 0.12);
  overflow-y: auto;
}

.srp-mobile-nav.is-open {
  transform: translateX(0);
}

.srp-mobile-nav__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #f1f5f9;
}

.srp-mobile-nav__title {
  font-size: 1rem;
  font-weight: 800;
  color: #0f172a;
}

.srp-mobile-nav__close {
  width: 44px;
  height: 44px;
  border: none;
  background: #f1f5f9;
  border-radius: 10px;
  font-size: 1.5rem;
  line-height: 1;
  color: #475569;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.srp-mobile-nav__links {
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.srp-mobile-nav__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: #334155;
  text-decoration: none;
  border-radius: 12px;
  min-height: 48px;
  transition: background 0.15s ease, color 0.15s ease;
}

.srp-mobile-nav__link:hover,
.srp-mobile-nav__link.is-active {
  background: #fff7ed;
  color: #ea580c;
}

.srp-mobile-nav__link i {
  width: 1.25rem;
  text-align: center;
  color: #94a3b8;
  font-size: 0.9rem;
}

.srp-mobile-nav__link.is-active i {
  color: #f97316;
}

.srp-mobile-nav__links .srp-mobile-nav__cta {
  margin-top: 0.5rem;
}

.srp-mobile-nav__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: #fff !important;
  background: linear-gradient(135deg, #f97316, #ea580c);
  text-decoration: none;
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35);
}

.srp-mobile-nav__cta:hover {
  color: #fff !important;
}