/* ==========================================================================
   Soundscape Meditation — Alba Irreale design tokens
   ========================================================================== */

:root {
  /* Color palette */
  --color-prugna: #25212a;
  --color-rosa-crema: #f0e7df;
  --color-malva: #8b788c;
  --color-albicocca: #b98268;
  --color-salvia: #8d9582;

  /* Semantic tokens — dark-first */
  --color-bg: var(--color-prugna);
  --color-bg-raised: #2c2732;
  --color-text: var(--color-rosa-crema);
  /* Lightened from --color-malva (#8B788C, ~3.6–3.9:1 on our dark surfaces)
     to reach >=4.5:1 on both --color-bg and --color-bg-raised. Malva itself
     stays the canonical Alba Irreale palette value; this is a derived
     semantic token for muted body text only. */
  --color-text-muted: #a79aa8;
  --color-accent: var(--color-albicocca);
  --color-accent-secondary: var(--color-salvia);
  --color-border: rgba(240, 231, 223, 0.14);
  --color-focus: var(--color-albicocca);

  /* Typography */
  --font-heading: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-body: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Spacing scale */
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --content-max-width: 72rem;
  --radius-sm: 6px;
  --radius-md: 12px;

  /* Motion */
  --transition-fast: 150ms ease;
  --transition-medium: 300ms ease;

  color-scheme: dark;
}

/* ==========================================================================
   Reset
   ========================================================================== */

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 0;
  overflow-x: hidden;
}

img,
picture,
svg {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

a {
  color: inherit;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

/* ==========================================================================
   Base
   ========================================================================== */

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem);
  font-weight: 500;
}

h2 {
  font-size: clamp(1.75rem, 2.5vw + 1rem, 2.5rem);
}

h3 {
  font-size: 1.375rem;
}

p {
  margin: 0 0 var(--space-sm);
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent);
  margin: 0 0 var(--space-sm);
}

.lede {
  font-size: 1.125rem;
  color: var(--color-text);
  max-width: 42rem;
}

.placeholder-note {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  border-left: 2px solid var(--color-border);
  padding-left: var(--space-sm);
}

/* Visible focus states everywhere */
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: var(--space-sm);
  top: -3rem;
  background: var(--color-accent);
  color: var(--color-prugna);
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-sm);
  z-index: 100;
  transition: top var(--transition-fast);
  font-weight: 600;
}

.skip-link:focus {
  top: var(--space-sm);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  width: 100%;
  max-width: var(--content-max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

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

main {
  display: block;
}

/* ==========================================================================
   Header / primary navigation
   ========================================================================== */

.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg);
  z-index: 50;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-sm);
  gap: var(--space-md);
}

.site-header__brand {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.primary-nav__list {
  display: flex;
  gap: var(--space-lg);
}

.primary-nav__list a {
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2xs) 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.primary-nav__list a:hover,
.primary-nav__list a[aria-current="page"] {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--space-2xs);
  min-height: 44px;
  min-width: 44px;
  padding: var(--space-2xs) var(--space-sm);
  cursor: pointer;
  /* Stays above the full-screen .primary-nav overlay (which is unpositioned
     in the stacking order) so it remains visible and tappable/clickable to
     close the menu while it is open, not just via Escape or a nav link. */
  position: relative;
  z-index: 60;
}

.nav-toggle__label {
  font-size: 0.875rem;
  font-weight: 600;
}

.nav-toggle__icon,
.nav-toggle__icon::before,
.nav-toggle__icon::after {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle__icon {
  position: relative;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle__icon::before {
  top: -6px;
}

.nav-toggle__icon::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2xl);
}

.site-footer__inner {
  padding-block: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
}

.site-footer__brand {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  margin: 0;
}

.site-footer__meta,
.site-footer__copy {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin: 0;
}

.site-footer__nav ul {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.site-footer__nav a {
  text-decoration: none;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-footer__nav a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding-block: var(--space-2xl) var(--space-xl);
  max-width: 48rem;
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.button--primary {
  background: var(--color-accent);
  color: var(--color-prugna);
}

.button--primary:hover {
  background: color-mix(in srgb, var(--color-accent) 85%, white);
}

.button--ghost {
  border-color: var(--color-border);
  color: var(--color-text);
}

.button--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.card {
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.card--placeholder {
  color: var(--color-text-muted);
}

.card__link {
  display: inline-block;
  margin-top: var(--space-sm);
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.card__link:hover {
  text-decoration: underline;
}

/* ==========================================================================
   Responsive: mobile navigation
   ========================================================================== */

@media (max-width: 47.9375rem) {
  .nav-toggle {
    display: inline-flex;
  }

  .primary-nav {
    position: fixed;
    inset: 0;
    top: 0;
    z-index: 55;
    background: var(--color-bg);
    padding: calc(var(--space-2xl) + var(--space-sm)) var(--space-md) var(--space-md);
    transform: translateX(100%);
    transition: transform var(--transition-medium);
    overflow-y: auto;
  }

  .primary-nav[data-state="open"] {
    transform: translateX(0);
  }

  .primary-nav__list {
    flex-direction: column;
    gap: var(--space-md);
  }

  .primary-nav__list a {
    display: flex;
    align-items: center;
    min-height: 44px;
    font-size: 1.25rem;
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}