/* GLOBAL STYLES 
------------------------------------*/
html {
  box-sizing: border-box;
  font-size: 62.5%;
}
*,
*:before,
*:after {
  box-sizing: inherit;
}
html,
body {
  height: 100%;
}
body {
  background: var(--color-bg);
  color: var(--color-text);
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.5rem;
  line-height: 1.4;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  margin: 0;
}
h1 {
  font-size: 5rem; /* mobile first */
  line-height: 0.9;
}
h2 {
  font-size: 2.6rem;
}
h3 {
  font-size: 2rem;
}
a {
  color: var(--color-primary);
}
a:hover {
  color: var(--color-accent);
  text-decoration: none;
}
footer a {
  color: var(--color-accent);
}
footer a:hover {
  color: var(--color-primary);
}

/* Enhanced Button Hover Effects */
.btn {
  background: var(--color-primary);
  color: var(--neutral-50);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 1.2rem;
  display: inline-block;
  padding: 7px;
  letter-spacing: 0.1em;
  line-height: 1;
  border-radius: 4px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s ease;
}

.btn:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn:hover::before {
  left: 100%;
}

.content-wrapper {
  margin: 0 auto;
  max-width: 900px;
  padding: 10px; /* mobile default */
}
.container {
  max-width: 75rem;
  margin: 0 auto;
  padding: 0 var(--space-md);
}