/* Fonts & Variables */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap");

:root {
  --color-brand-red: #ed2a38;
  --color-brand-dark: #b51b27;
  --color-brand-black: #1a1a1a;
  --font-sans: "Inter", sans-serif;
  --font-serif: "Playfair Display", serif;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: #1f2937;
  background-color: #ffffff;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-serif);
}

/* Utilities */
.glass-effect {
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  background-color: rgba(255, 255, 255, 0.1);
}

/* Header Scroll State */
header.scrolled {
  background-color: #ffffff;
  box-shadow:
    0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

/* Header Elements Color on Scroll */
#main-header.scrolled nav a,
#main-header.scrolled a[aria-label="Instagram"],
#main-header.scrolled #mobile-menu-btn {
  color: var(--color-brand-red);
}

#main-header.scrolled nav a:hover {
  color: var(--color-brand-dark);
}

#main-header.scrolled a[aria-label="Instagram"]:hover,
#main-header.scrolled #mobile-menu-btn:hover {
  background-color: rgba(237, 42, 56, 0.07); /* light red background */
}

/* Target only the header WhatsApp button */
#main-header.scrolled a[href*="wa.me"] {
  background-color: var(--color-brand-red);
  color: white;
}

#main-header.scrolled a[href*="wa.me"]:hover {
  background-color: var(--color-brand-dark);
}

/* Logo Color Transition */
#main-header img {
  transition:
    filter 0.3s ease,
    transform 0.3s ease;
}

#main-header:not(.scrolled) img {
  filter: brightness(0) invert(1);
}

/* Mobile Menu Transitions */
#mobile-menu-overlay {
  transition: opacity 0.3s ease-in-out;
  pointer-events: none;
}
#mobile-menu-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

#mobile-menu-drawer {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(100%);
}
#mobile-menu-drawer.open {
  transform: translateX(0);
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.8s ease-out,
    transform 0.8s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-100 {
  transition-delay: 100ms;
}
.delay-200 {
  transition-delay: 200ms;
}
.delay-300 {
  transition-delay: 300ms;
}

/* WhatsApp Pulse */
@keyframes pulse-green {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.whatsapp-pulse {
  animation: pulse-green 2s infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: #ed2a38;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #b51b27;
}