/**
 * Navbar compartido — mismo en todas las páginas (index, productos-galeria, sweets, legales, etc.)
 * Compatible con iPhone, Android y Desktop.
 */

:root {
  --navbar-primary: #C41E3A;
  --navbar-dark: #8B0000;
  --navbar-white: #FFFFFF;
  --navbar-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --navbar-container-max: 1200px;
}

/* Header fijo */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 10000;
  background: linear-gradient(180deg, rgba(196, 30, 58, 0.98) 0%, rgba(139, 0, 0, 0.97) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: var(--navbar-transition);
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

.header.scrolled {
  background: rgba(196, 30, 58, 0.98);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  padding: 0 2rem;
  max-width: var(--navbar-container-max);
  margin: 0 auto;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  padding: 0;
  background: none;
  border: none;
  transition: var(--navbar-transition);
}
.logo:hover { transform: scale(1.05); }

.logo img {
  height: 70px;
  width: auto;
  display: block;
  object-fit: contain;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(196, 30, 58, 0.2);
}
.logo img:hover { box-shadow: 0 4px 12px rgba(196, 30, 58, 0.4); }

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
  margin: 0;
  padding: 0;
}

.nav-link {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
  transition: var(--navbar-transition);
  position: relative;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.nav-link:hover { color: var(--navbar-white); }

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--navbar-white);
  transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

.nav-link.nav-active,
.nav-link[aria-current="page"] {
  color: var(--navbar-white);
  font-weight: 600;
}
.nav-link.nav-active::after,
.nav-link[aria-current="page"]::after { width: 100%; }

.header-social-links {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.header-social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--navbar-white);
  text-decoration: none;
  transition: var(--navbar-transition);
  border: 2px solid rgba(255, 255, 255, 0.3);
}
.header-social-link:hover {
  background: var(--navbar-white);
  color: var(--navbar-primary);
  border-color: var(--navbar-white);
  transform: translateY(-2px) scale(1.1);
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.25);
}
.header-social-link svg { width: 20px; height: 20px; }

.btn-order-now {
  background: var(--navbar-primary);
  color: var(--navbar-white);
  padding: 0.75rem 1.75rem;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  border: none;
  border-radius: 50px;
  box-shadow: 0 4px 15px rgba(196, 30, 58, 0.35);
  text-decoration: none;
  display: inline-block;
  transition: background 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}
.btn-order-now:hover {
  background: var(--navbar-dark);
  color: var(--navbar-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 0, 0, 0.4);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  gap: 5px;
  padding: 8px;
  transition: background 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.hamburger:hover,
.hamburger:focus {
  background: rgba(255,255,255,0.2);
  outline: none;
}

.hamburger .bar,
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.25s ease;
  transform-origin: center;
}

.hamburger.active .bar:nth-child(1),
.hamburger.open .bar:nth-child(1),
.hamburger.active span:nth-child(1),
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active .bar:nth-child(2),
.hamburger.open .bar:nth-child(2),
.hamburger.active span:nth-child(2),
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active .bar:nth-child(3),
.hamburger.open .bar:nth-child(3),
.hamburger.active span:nth-child(3),
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  top: 80px;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 9998;
}
.nav-overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    right: -100%;
    left: auto;
    width: min(320px, 85vw);
    height: calc(100vh - 80px);
    background: linear-gradient(160deg, var(--navbar-primary), var(--navbar-dark));
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 30px 20px;
    gap: 4px;
    z-index: 9999;
    transition: right 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: -10px 0 40px rgba(0,0,0,0.3);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .nav-menu.active {
    right: 0;
    left: auto;
  }

  .nav-menu li { margin: 0; width: 100%; }

  .nav-link {
    font-size: 17px;
    padding: 14px 16px;
    display: block;
    width: 100%;
    text-align: left;
    border-radius: 10px;
    color: rgba(255,255,255,0.9);
  }
  .nav-menu .nav-link:hover,
  .nav-menu .nav-link:active {
    background: rgba(255,255,255,0.15);
    color: #fff;
  }

  .nav-menu .header-social-links {
    padding: 14px 16px;
    flex-direction: row;
    gap: 8px;
  }
  .nav-menu .header-social-link {
    background: rgba(255,255,255,0.1);
    border-radius: 8px;
  }

  .nav-menu .btn-order-now {
    margin-top: 10px;
    text-align: center;
    display: block;
    width: 100%;
  }
}

/* Cuando el navbar se inyecta por JS, dejar espacio bajo el header fijo */
body.navbar-injected { padding-top: 80px; }
@media (max-width: 768px) {
  body.navbar-injected { padding-top: 80px; }
}

/* Safe area (notch iPhone) */
@supports (padding-top: env(safe-area-inset-top)) {
  .header { padding-top: env(safe-area-inset-top); }
  .nav { height: calc(80px + env(safe-area-inset-top)); }
  .nav-menu { padding-bottom: env(safe-area-inset-bottom); }
}