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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

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

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

/* ==========================================================
   TYPOGRAPHY BASE
   ========================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--color-text-primary);
}

p { line-height: var(--lh-relaxed); }

/* ==========================================================
   LAYOUT UTILITIES
   ========================================================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section {
  padding: var(--section-space-y) 0;
}

.section--lg {
  padding: var(--section-space-y-lg) 0;
}

section[id] {
  scroll-margin-top: calc(var(--nav-height) + var(--space-6));
}

/* Section Labels */
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}

.section-eyebrow::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-4);
}

.section-title em {
  font-style: normal;
  color: var(--color-accent);
}

.section-subtitle {
  font-size: var(--fs-base);
  color: var(--color-text-secondary);
  max-width: 560px;
  line-height: var(--lh-relaxed);
}

/* ==========================================================
   BUTTONS
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--btn-height);
  padding: 0 var(--btn-px);
  border-radius: var(--btn-radius);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  transition: all var(--transition-normal);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-brand-primary);
  color: #ffffff;
  border: 1px solid var(--color-brand-primary);
}
.btn--primary:hover {
  background: var(--color-brand-primary-hover);
  border-color: var(--color-brand-primary-hover);
  box-shadow: 0 0 18px rgba(14, 165, 233, 0.32);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-strong);
}
.btn--outline:hover {
  border-color: var(--color-blue-accent);
  color: var(--color-blue-accent);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  padding: 0.5rem 0;
}
.btn--ghost:hover {
  color: var(--color-accent);
}

.btn--link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--color-blue-accent);
}
.btn--link:hover {
  gap: var(--space-3);
}
.btn--link svg {
  transition: transform var(--transition-fast);
}
.btn--link:hover svg {
  transform: translateX(3px);
}

/* ==========================================================
   BADGES / TAGS
   ========================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
}

.badge--accent {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border: 1px solid var(--color-accent-border);
}

.badge--blue {
  background: var(--color-blue-light);
  color: var(--color-blue-accent);
}

/* ==========================================================
   CARDS (Base)
   ========================================================== */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--color-border-strong);
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

/* ==========================================================
   DIVIDERS
   ========================================================== */
.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
}

/* ==========================================================
   UTILITY CLASSES
   ========================================================== */
.text-accent     { color: var(--color-accent); }
.text-muted      { color: var(--color-text-secondary); }
.text-center     { text-align: center; }
.flex            { display: flex; }
.flex-center     { display: flex; align-items: center; justify-content: center; }
.flex-between    { display: flex; align-items: center; justify-content: space-between; }
.gap-2           { gap: var(--space-2); }
.gap-4           { gap: var(--space-4); }
.gap-6           { gap: var(--space-6); }
.gap-8           { gap: var(--space-8); }
.grid            { display: grid; }
.w-full          { width: 100%; }
.hidden          { display: none; }

/* ==========================================================
   CUSTOM CURSOR
   ========================================================== */
.mouse-ring,
.mouse-dot {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0;
  transform: translate3d(-50%, -50%, 0);
  transition: opacity 0.18s ease, width 0.22s ease, height 0.22s ease, border-color 0.22s ease;
}

.mouse-ring {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1.5px solid rgba(245, 197, 24, 0.85);
  box-shadow: 0 0 0 1px rgba(245, 197, 24, 0.12), 0 0 24px rgba(245, 197, 24, 0.08);
}

.mouse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #f5c518;
  box-shadow: 0 0 12px rgba(245, 197, 24, 0.55);
}

body.custom-cursor-visible .mouse-ring,
body.custom-cursor-visible .mouse-dot {
  opacity: 1;
}

body.custom-cursor-hover .mouse-ring {
  width: 42px;
  height: 42px;
  border-color: rgba(14, 165, 233, 0.9);
}

@media (pointer: coarse), (max-width: 991px), (prefers-reduced-motion: reduce) {
  .mouse-ring,
  .mouse-dot {
    display: none !important;
  }
}

/* Visually distinct heading with yellow word */
.heading-highlight {
  color: var(--color-accent);
  position: relative;
}

/* Dot indicator */
.dot-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  display: inline-block;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50%       { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

/* ==========================================================
   SCROLLBAR
   ========================================================== */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #333;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* ==========================================================
   SELECTION
   ========================================================== */
::selection {
  background: rgba(245, 197, 24, 0.25);
  color: var(--color-text-primary);
}