/* GUNR Website — base.css */

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

/* ========== Root ========== */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
}

h3 {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

h4 {
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 600;
}

h5 {
  font-size: 1rem;
  font-weight: 500;
}

h6 {
  font-size: 0.875rem;
  font-weight: 500;
}

p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

/* ========== Links ========== */
a {
  color: var(--color-primary-accessible);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-hover);
}

/* ========== Images ========== */
img,
svg {
  max-width: 100%;
  display: block;
}

/* ========== Lists ========== */
ul,
ol {
  list-style: none;
}

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

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

@media (min-width: 1024px) {
  .section {
    padding: var(--space-section-lg) 0;
  }
}

/* Subtle separator between consecutive sections */
.section + .section {
  border-top: 1px solid var(--color-divider);
}

/* ========== Eyebrow ========== */
.eyebrow {
  color: var(--color-primary-accessible);
  font-size: 0.8125rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

/* ========== Accessibility ========== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-primary);
  color: var(--color-text);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0 0 4px 4px;
  z-index: 9999;
  transition: none;
}

.skip-link:focus {
  top: 0;
  color: var(--color-text);
}

*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ========== Scroll Animation ========== */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

[data-animate]:nth-child(2) { transition-delay: 50ms; }
[data-animate]:nth-child(3) { transition-delay: 100ms; }
[data-animate]:nth-child(4) { transition-delay: 150ms; }
[data-animate]:nth-child(5) { transition-delay: 200ms; }

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.no-js [data-animate] {
  opacity: 1;
  transform: none;
}