/**
 * Safari Herbs — Reset, typography, global layout
 */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--charcoal);
  background: var(--mesh-light);
  background-attachment: fixed;
  overflow-x: hidden;
  cursor: default;
}

body.nav-open,
body.is-preloading {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--grain);
  pointer-events: none;
  z-index: 9999;
  opacity: 0.6;
}

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

a {
  color: var(--green-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color var(--duration-fast);
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  color: var(--green-deep);
}

h1 {
  font-size: var(--text-hero);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--text-2xl);
}

h3 {
  font-size: var(--text-xl);
}

p + p {
  margin-top: var(--space-sm);
}

.sci-name {
  font-style: italic;
  font-weight: 400;
  color: var(--clay);
  font-size: 0.95em;
}

.eyebrow {
  font-family: var(--font-accent);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green-primary);
}

.container {
  width: min(100% - var(--space-md) * 2, var(--container));
  margin-inline: auto;
}

.container--wide {
  width: min(100% - var(--space-md) * 2, var(--container-wide));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-2xl);
  position: relative;
}

.section--dark {
  background: var(--mesh-dark);
  color: var(--cream);
}

.section--dark h2,
.section--dark h3 {
  color: var(--cream);
}

.section--dark .eyebrow {
  color: var(--amber-soft);
}

/* ---------- Scroll reveal animations ---------- */
.reveal,
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-scale,
.reveal-fade,
.reveal-group > * {
  opacity: 0;
  transform: translateY(2.25rem);
  transition:
    opacity var(--duration-slow) var(--ease-out-expo),
    transform var(--duration-slow) var(--ease-out-expo);
  will-change: opacity, transform;
}

.reveal,
.reveal-up {
  transform: translateY(2.25rem);
}

.reveal-left {
  transform: translateX(-2.5rem);
}

.reveal-right {
  transform: translateX(2.5rem);
}

.reveal-scale {
  transform: scale(0.94);
}

.reveal-fade {
  transform: none;
}

.reveal.is-visible,
.reveal-up.is-visible,
.reveal-left.is-visible,
.reveal-right.is-visible,
.reveal-scale.is-visible,
.reveal-fade.is-visible,
.reveal-group.is-visible > * {
  opacity: 1;
  transform: none;
}

/* Stagger children inside a reveal group */
.reveal-group.is-visible > :nth-child(1) {
  transition-delay: 0.05s;
}
.reveal-group.is-visible > :nth-child(2) {
  transition-delay: 0.12s;
}
.reveal-group.is-visible > :nth-child(3) {
  transition-delay: 0.19s;
}
.reveal-group.is-visible > :nth-child(4) {
  transition-delay: 0.26s;
}
.reveal-group.is-visible > :nth-child(5) {
  transition-delay: 0.33s;
}
.reveal-group.is-visible > :nth-child(6) {
  transition-delay: 0.4s;
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}
.reveal-delay-2 {
  transition-delay: 0.2s;
}
.reveal-delay-3 {
  transition-delay: 0.35s;
}
.reveal-delay-4 {
  transition-delay: 0.48s;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-up,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .reveal-fade,
  .reveal-group,
  .reveal-group > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-accent);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1rem 1.75rem;
  border: none;
  cursor: pointer;
  transition: transform var(--duration) var(--ease-spring),
    box-shadow var(--duration), background var(--duration);
}

.btn--primary {
  background: var(--green-primary);
  color: var(--white);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn--primary:hover {
  background: var(--btn-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.btn--outline {
  background: transparent;
  color: var(--cream);
  border: 1px solid rgba(245, 240, 230, 0.4);
}

.btn--outline:hover {
  background: var(--btn-hover);
  border-color: var(--btn-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

/* Outline for light backgrounds (cream, mesh, white sections) */
.btn--outline-dark {
  background: transparent;
  color: var(--green-primary);
  border: 1px solid var(--green-primary);
}

.btn--outline-dark:hover {
  background: var(--btn-hover);
  border-color: var(--btn-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.btn--ghost {
  background: transparent;
  color: var(--green-deep);
  border-bottom: 2px solid var(--green-primary);
  padding-inline: 0;
  transition:
    transform var(--duration) var(--ease-spring),
    box-shadow var(--duration),
    background var(--duration),
    color var(--duration),
    border-color var(--duration);
}

.btn--ghost:hover {
  background: var(--btn-hover);
  color: var(--white);
  border-bottom-color: var(--btn-hover);
  padding-inline: 1.75rem;
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}