/* ===== RESET & BASE ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

/* ===== REVEAL ON SCROLL ===== */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Default state: visible (progressive enhancement — works without JS) */
.reveal {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }

  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== NAVBAR ===== */
#navbar {
  transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
  background-color: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(45, 212, 191, 0.1);
}

/* ===== MOBILE MENU ===== */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-link {
  transition: color 0.3s ease;
}

/* ===== FAQ ===== */
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-content.open {
  max-height: 300px;
}

.faq-icon {
  transition: transform 0.3s ease;
}

.faq-toggle[aria-expanded="true"] .faq-icon {
  transform: rotate(45deg);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #020617;
}

::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* ===== SELECTION ===== */
::selection {
  background: rgba(45, 212, 191, 0.3);
  color: #f0fdfa;
}

/* ===== FOCUS VISIBLE ===== */
:focus-visible {
  outline: 2px solid #2dd4bf;
  outline-offset: 2px;
}

/* ===== MOBILE NAV TOGGLE ===== */
.menu-line {
  transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

#menu-toggle.active .menu-line:nth-child(2) {
  opacity: 0;
}

#menu-toggle.active .menu-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  width: 1.25rem;
}

/* ===== GALLERY HOVER ===== */
.group:hover .group-hover\:scale-110 {
  transform: scale(1.1);
}