/* ============================================
   TARA — Base Styles & Reset
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: var(--weight-light);
  font-size: var(--text-body);
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-heading);
  line-height: 1.3;
}

h1 {
  font-size: var(--text-h1);
  font-weight: var(--weight-light);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h2 {
  font-size: var(--text-h2);
  font-weight: var(--weight-regular);
}

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

p {
  margin-bottom: var(--space-sm);
  max-width: var(--reading-width);
}

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

:where(a, button, input, textarea, select, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--color-link);
  outline-offset: 3px;
}

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

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text);
}

/* ---- Utility Classes ---- */
.container {
  width: 100%;
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--wide {
  max-width: var(--max-width);
}

.container--narrow {
  max-width: var(--reading-width);
}

.section {
  padding: var(--space-2xl) 0;
}

.section--blush {
  background-color: var(--color-bg-secondary);
}

.section--dark {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: var(--text-button);
  font-weight: var(--weight-regular);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  border: none;
}

.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-heading);
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  color: var(--color-heading);
  transform: scale(1.02);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-heading);
  border: 1.5px solid var(--color-heading);
}

.btn--outline:hover {
  background-color: var(--color-heading);
  color: var(--color-bg);
}

.btn--dark {
  background-color: var(--color-heading);
  color: var(--color-bg);
}

.btn--dark:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
  transform: scale(1.02);
}

.btn--full {
  width: 100%;
}

/* ---- Links ---- */
.link-underline {
  position: relative;
  color: var(--color-heading);
  text-decoration: none;
}

.link-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--color-heading);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-base);
}

.link-underline:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---- Visually Hidden (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;
}

/* ---- Animations ---- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-on-scroll {
  opacity: 1;
  transform: none;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* Semantic hiding wins over drawer, flex, and grid presentation. */
[hidden] { display: none !important; }
main, section[id] { scroll-margin-top: calc(var(--header-height) + var(--space-md)); }
main:focus { outline: none; }
.skip-link { position: fixed; top: var(--space-xs); left: var(--space-xs); transform: translateY(-200%); z-index: var(--z-toast); padding: var(--space-sm); background: var(--color-heading); color: var(--color-bg); }
.skip-link:focus { transform: none; color: var(--color-bg); }
button, select, input { min-width: 0; }
button { color: inherit; font-size: var(--text-button); }
.btn { min-height: 48px; max-width: 100%; text-align: center; overflow-wrap: anywhere; }
button:disabled, .btn:disabled { cursor: not-allowed; background: var(--color-border); color: var(--color-text-muted); transform: none; }
p, h1, h2, h3, h4, li { overflow-wrap: anywhere; }
::placeholder { color: var(--color-text-muted); opacity: 1; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .animate-on-scroll { opacity: 1; transform: none; }
}