html { scroll-behavior: smooth; }
:root {
  --color-brand-magenta: #c5064e;
  --color-brand-magenta-hover: #a1033d;
  --color-brand-purple: #7B3F9D;
  --color-brand-orange: #f08c3a;
  --color-bg-highlight-purple: #F6EDFF;
  --color-text-dark: #4a4a4a;
  --color-text-light: #7a7a7a;
  --color-text-hover: #111111;
  --color-bg-white: #ffffff;
  --color-bg-hero: #FDF7D9;
  --color-bg-dark-card: #3a4149;
  --color-accent-cyan: #00e5ff;
  --color-accent-purple-bright: #aa00ff;
  --color-accent-green-bright: #76c043;
  --color-icon-default: #d1d1d1;
  --color-bg-repository: #2c2c2c;
  --color-card-green: #6ca342;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-nav: clamp(0.75rem, 0.65rem + 0.4svw, 0.875rem);
  --font-size-h1: clamp(2rem, 1.5rem + 3svw, 4rem);
  --font-size-h2: clamp(1.8rem, 1.3rem + 2.5svw, 3.2rem);
  --font-size-h3: clamp(1.2rem, 1rem + 1svw, 1.5rem);
  --font-size-body: clamp(1rem, 0.9rem + 0.5svw, 1.25rem);
  --font-weight-nav: 600;
  --letter-spacing-nav: 0.08em;
  --header-padding-y: clamp(0.75rem, 0.5rem + 1svh, 1.25rem);
  --header-padding-x: clamp(1rem, 2rem + 4svw, 6rem);
  --nav-gap: clamp(1rem, 0.5rem + 1.8svw, 2.75rem);
  --logo-width: clamp(80px, 60px + 4svw, 115px);
  --section-padding-y: clamp(4rem, 2rem + 8svh, 8rem);
}

.fade-up {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.btn {
  display: inline-block; padding: 0.8em 2em; border-radius: 2em;
  text-decoration: none; font-weight: 700;
  font-size: var(--font-size-body);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1); cursor: pointer;
}
.btn--primary {
  background-color: var(--color-brand-magenta); color: var(--color-bg-white);
  border: 2px solid var(--color-brand-magenta);
}
.btn--primary:hover {
  background-color: var(--color-brand-magenta-hover);
  border-color: var(--color-brand-magenta-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(197, 6, 78, 0.25);
}
.btn--outline {
  background-color: transparent; color: var(--color-brand-magenta);
  border: 2px solid var(--color-brand-magenta);
}
.btn--outline:hover {
  background-color: rgba(197, 6, 78, 0.05);
  transform: translateY(-2px);
}

.link-arrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--color-brand-magenta); font-weight: 600;
  font-size: clamp(0.9rem, 1svw, 1.1rem);
  text-decoration: underline; text-underline-offset: 4px;
  transition: gap 0.3s ease, color 0.3s ease;
}
.link-arrow svg { transition: transform 0.3s ease; }
.link-arrow:hover { gap: 0.8rem; color: var(--color-brand-magenta-hover); }
.link-arrow:hover svg { transform: translateX(4px); }

.floating-element {
  position: absolute; z-index: 1; pointer-events: none; will-change: transform;
}