/* =============================================
    BASE — Global Styles
   ============================================= */
body {
  background-color: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-display);
  cursor: none;
}

html, body {
  overflow-x: hidden;
  max-width: 100%;
}

/* Custom cursor */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--clr-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-fast), width var(--transition-fast), height var(--transition-fast);
  mix-blend-mode: screen;
}

.cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid var(--clr-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease, width var(--transition-base), height var(--transition-base), border-color var(--transition-base);
  opacity: 0.5;
}

body:hover .cursor,
body:hover .cursor-follower {
  opacity: 1;
}

/* Cursor states */
.cursor.is-hovering { width: 6px; height: 6px; background: var(--clr-accent); }
.cursor-follower.is-hovering { width: 48px; height: 48px; border-color: var(--clr-accent); }

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Section base */
.section {
  padding: var(--space-24) 0;
}

/* Section header */
.section-header {
  margin-bottom: var(--space-12);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--clr-primary);
  letter-spacing: 0.12em;
  margin-bottom: var(--space-2);
  text-transform: uppercase;
}

.section-title {
  font-family: var(--font-title);
  font-style: italic;
  font-size: var(--fs-3xl);
  font-weight: 800;
  color: var(--clr-text);
  line-height: 1.1;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--clr-primary);
  border-radius: 2px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  width: 25%;
}

.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-bg);
}

.btn--primary:hover {
  background: #33eaff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--clr-primary-glow);
}

.btn--ghost {
  border: 1px solid var(--clr-border-2);
  color: var(--clr-text);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
  justify-content: center;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-surface-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-primary); }

/* --- Scroll Navigator --- */
.scroll-nav {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-xxs);
  color: var(--clr-text-faint);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: none;
  border: none;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.4s ease, color var(--transition-fast);
}

.scroll-nav.is-visible {
  opacity: 1;
}

.scroll-nav:hover{
  color: var(--clr-primary);
  opacity: 1;
}

.scroll-nav__line {
  width: 2px;
  height: 20px;
  background: linear-gradient(to bottom, currentColor, transparent);
}

.scroll-nav.is-top {
  color: var(--clr-primary);
}

/* Selection */
::selection {
  background: var(--clr-primary-dim);
  color: var(--clr-primary);
}

/* Mobile: no custom cursor */
@media (max-width: 768px) {
  body { cursor: auto; }
  .cursor, .cursor-follower { display: none; }
}

@media (max-width: 768px) {
  .section { padding: var(--space-16) 0; }
  .section-title { font-size: var(--fs-2xl); }
  .container { padding: 0 var(--space-4); }
}

@media (max-width: 900px) {
  .btn {
    font-size: var(--fs-xxs);
    padding: var(--space-3) var(--space-4);
    white-space: nowrap;
  }
}