/* ===== Base & Utilities ===== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  overflow-x: hidden;
}

::selection {
  background: #C4704B;
  color: #FDF8F4;
}

/* ===== Navigation ===== */
#nav {
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#nav.scrolled {
  background: rgba(253, 248, 244, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 20px rgba(74, 50, 40, 0.06);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #C4704B;
  border-radius: 1px;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link:hover {
  color: #C4704B !important;
}

/* Mobile menu */
.menu-line {
  transition: all 0.3s ease;
}

#menuBtn.active .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

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

#menuBtn.active .menu-line:nth-child(3) {
  width: 1.25rem;
  transform: translateX(0.25rem);
}

.mobile-link {
  display: block;
  border-bottom: 1px solid rgba(224, 203, 160, 0.3);
  transition: color 0.2s ease;
}

.mobile-link:hover {
  color: #C4704B;
}

.mobile-link:last-child {
  border-bottom: none;
}

/* ===== Hero Floating Cards ===== */
.floating-card {
  animation: float1 4s ease-in-out infinite;
}

.floating-card2 {
  animation: float2 5s ease-in-out infinite;
}

.floating-card3 {
  animation: float3 3.5s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(8px); }
}

@keyframes float3 {
  0%, 100% { transform: translateY(0px) translateX(0px); }
  50% { transform: translateY(-6px) translateX(4px); }
}

/* ===== Service Cards ===== */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #C4704B, #EC9A70);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
  border-radius: 3px 3px 0 0;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-4px);
}

/* ===== FAQ ===== */
.faq-btn {
  transition: background 0.2s ease;
}

.faq-btn:hover {
  background: rgba(245, 237, 220, 0.3);
}

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

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-item.active .faq-icon {
  background: #C4704B;
}

.faq-item.active .faq-icon svg {
  stroke: white;
}

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

.faq-item.active .faq-content {
  max-height: 200px;
}

/* ===== Scroll Animations ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .floating-card {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    display: inline-block;
    margin: 0.5rem;
    animation: none !important;
  }

  .floating-card2, .floating-card3 {
    display: none;
  }
}

@media (max-width: 640px) {
  html {
    scroll-padding-top: 70px;
  }
}