/* Reset & Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-primary);
  color: var(--text-body);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  width: 100%;
}

body {
  overflow-x: hidden;
  width: 100%;
  position: relative;
  line-height: 1.8;
  font-size: 16px;
  background-color: var(--bg-secondary);
}

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

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  line-height: 1.2;
}

.hero-title {
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 24px;
}

.section-title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
}

.card-title {
  font-size: clamp(18px, 3vw, 24px);
  font-weight: 700;
  margin-bottom: 12px;
}

p {
  max-width: 620px;
}

.text-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Layout */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--padding-x);
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
  z-index: 10;
}

.bg-soft {
  background-color: var(--bg-secondary);
}

.bg-dark {
  background-color: var(--bg-dark);
  color: var(--text-muted);
}

.bg-dark h1, .bg-dark h2, .bg-dark h3 {
  color: var(--text-white);
}

/* Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Utility visibility classes */
.d-none { display: none !important; }
.d-lg-inline { display: inline-flex !important; }

/* Scroll Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
  will-change: opacity, transform;
}

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

/* Desktop / Mobile show-hide */
.d-none-mobile { display: block; }
.d-none-desktop { display: none; }
.mobile-only { display: none; }

/* Responsive Grids */
@media (max-width: 1024px) {
  .grid-4, .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .d-lg-inline { display: none !important; }
}

@media (max-width: 768px) {
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .d-none-mobile { display: none !important; }
  .d-none-desktop { display: block !important; }
  .mobile-only { display: block !important; }

  /* Prevent paragraphs from being constrained too tightly */
  p {
    max-width: 100%;
    font-size: 14px !important;
  }

  .section-title {
    margin-bottom: 32px;
  }
}

/* Page Loader */
.page-loader {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg-main);
  z-index: 99999;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.loader-spinner {
  width: 50px; height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-left-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
@keyframes spin { 100% { transform: rotate(360deg); } }

/* Skeleton Loader CSS */
.skeleton-wrapper {
  position: relative;
  background-color: var(--bg-soft);
}
.skeleton-wrapper::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent);
  animation: skeleton-loading 1.5s infinite;
}
@keyframes skeleton-loading {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}


.skeleton-wrapper.loaded::after {
  display: none;
}
.skeleton-wrapper {
  border-radius: inherit;
  overflow: hidden;
}