/* ============================================================
   SW Fire & Angels Foundation, Inc.
   Design System — polished rewrite
   Patterns: CSS Layers · OKLCH · Fluid type · Spring easing
   ============================================================ */

@layer reset, tokens, base, layout, nav, hero, sections,
       components, forms, pages, animations, print, responsive;

/* ── Reset ─────────────────────────────────────────────────── */
@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { -webkit-text-size-adjust: none; text-size-adjust: none; }
  body { min-height: 100svh; line-height: 1.5; -webkit-font-smoothing: antialiased; }
  img, picture, video, canvas, svg { display: block; max-width: 100%; }
  input, button, textarea, select { font: inherit; }
  p, h1, h2, h3, h4 { overflow-wrap: break-word; }
  h1, h2, h3, h4 { text-wrap: balance; }
  p { text-wrap: pretty; }
  ol, ul { list-style: none; }
  a { text-decoration: none; color: inherit; }
  button { cursor: pointer; border: none; background: none; }
  [hidden] { display: none !important; }
}

/* ── Design Tokens ─────────────────────────────────────────── */
@layer tokens {
  :root {
    /* ── Color · OKLCH for perceptual uniformity ── */

    /* Backgrounds */
    --bg-base:      oklch(7%  0.012 47);   /* near-black, warm */
    --bg-surface:   oklch(11% 0.014 47);
    --bg-raised:    oklch(14% 0.016 47);
    --bg-overlay:   oklch(17% 0.018 47);
    --bg-subtle:    oklch(20% 0.02  47);

    /* Borders */
    --border-dim:   oklch(24% 0.02 47);
    --border-base:  oklch(30% 0.03 47);
    --border-muted: oklch(20% 0.015 47);

    /* Fire palette — orange → amber → gold */
    --fire-deep:    oklch(33% 0.18 30);
    --fire-core:    oklch(50% 0.22 33);
    --fire-bright:  oklch(61% 0.22 40);
    --fire-amber:   oklch(72% 0.20 55);
    --fire-gold:    oklch(82% 0.16 80);

    /* Angel palette */
    --angel-cream:  oklch(96% 0.04 85);
    --angel-warm:   oklch(90% 0.06 80);

    /* Neutrals */
    --text-primary:   oklch(97% 0.005 0);
    --text-secondary: oklch(72% 0.008 0);
    --text-muted:     oklch(50% 0.008 0);
    --text-faint:     oklch(36% 0.006 0);

    /* Semantic */
    --color-success: oklch(65% 0.18 145);
    --color-warning: oklch(72% 0.20 80);
    --color-danger:  oklch(58% 0.22 25);

    /* ── Fluid type scale (Minor Third + vw) ── */
    --text-xs:   clamp(0.69rem,  0.67rem + 0.12vw, 0.78rem);
    --text-sm:   clamp(0.83rem,  0.80rem + 0.18vw, 0.94rem);
    --text-base: clamp(1rem,     0.96rem + 0.22vw, 1.13rem);
    --text-lg:   clamp(1.20rem,  1.10rem + 0.50vw, 1.50rem);
    --text-xl:   clamp(1.44rem,  1.24rem + 1.00vw, 2.00rem);
    --text-2xl:  clamp(1.73rem,  1.40rem + 1.65vw, 2.67rem);
    --text-3xl:  clamp(2.07rem,  1.58rem + 2.46vw, 3.55rem);
    --text-4xl:  clamp(2.49rem,  1.77rem + 3.60vw, 4.74rem);
    --text-5xl:  clamp(2.99rem,  1.95rem + 5.19vw, 6.31rem);

    /* ── Space scale · 4px base ── */
    --sp-1:  0.25rem;
    --sp-2:  0.50rem;
    --sp-3:  0.75rem;
    --sp-4:  1.00rem;
    --sp-5:  1.25rem;
    --sp-6:  1.50rem;
    --sp-8:  2.00rem;
    --sp-10: 2.50rem;
    --sp-12: 3.00rem;
    --sp-16: 4.00rem;
    --sp-20: 5.00rem;
    --sp-24: 6.00rem;
    --sp-32: 8.00rem;

    /* ── Typography ── */
    --font-display: 'Oswald', system-ui, sans-serif;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body:    'Open Sans', system-ui, sans-serif;
    --font-mono:    'Fira Code', ui-monospace, monospace;

    /* ── Radius ── */
    --radius-sm:   4px;
    --radius-md:   10px;
    --radius-lg:   18px;
    --radius-xl:   28px;
    --radius-full: 9999px;

    /* ── Easing ── */
    --ease-out:     cubic-bezier(0.22, 1, 0.36, 1);
    --ease-in-out:  cubic-bezier(0.65, 0, 0.35, 1);
    --ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-snap:    cubic-bezier(0.23, 1, 0.32, 1);

    /* ── Durations ── */
    --dur-fast:   120ms;
    --dur-base:   240ms;
    --dur-slow:   400ms;
    --dur-slower: 700ms;

    /* ── Shadows ── */
    --shadow-xs: 0 1px 2px oklch(0% 0 0 / .35);
    --shadow-sm: 0 2px 6px oklch(0% 0 0 / .40), 0 1px 3px oklch(0% 0 0 / .25);
    --shadow-md: 0 6px 20px oklch(0% 0 0 / .45), 0 2px 8px oklch(0% 0 0 / .30);
    --shadow-lg: 0 14px 40px oklch(0% 0 0 / .55), 0 4px 14px oklch(0% 0 0 / .35);
    --shadow-xl: 0 28px 70px oklch(0% 0 0 / .65), 0 8px 24px oklch(0% 0 0 / .40);
    --glow-fire: 0 0 30px oklch(61% 0.22 40 / .35), 0 0 70px oklch(50% 0.22 33 / .15);
    --glow-gold: 0 0 24px oklch(82% 0.16 80 / .28);
    --glow-hero: 0 0 80px oklch(50% 0.22 33 / .25), 0 0 160px oklch(33% 0.18 30 / .15);

    /* ── Layout ── */
    --max-w: 1200px;
    --header-h: 108px;   /* brand-bar 52px + nav-bar 56px */
  }
}

/* ── Base ──────────────────────────────────────────────────── */
@layer base {
  html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + var(--sp-8));
  }

  body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
  }

  ::selection {
    background: oklch(61% 0.22 40 / .35);
    color: var(--angel-cream);
  }

  :focus-visible {
    outline: 2px solid var(--fire-amber);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
  }

  h1 { font-family: var(--font-heading); font-size: var(--text-4xl); font-weight: 900; line-height: 1.1; }
  h2 { font-family: var(--font-heading); font-size: var(--text-3xl); font-weight: 700; line-height: 1.2; }
  h3 { font-family: var(--font-heading); font-size: var(--text-xl);  font-weight: 700; line-height: 1.3; }
  h4 { font-family: var(--font-display); font-size: var(--text-base); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }

  p { color: var(--text-secondary); margin-block-end: var(--sp-4); }
  p:last-child { margin-block-end: 0; }

  strong { color: var(--text-primary); font-weight: 600; }
  em     { font-style: italic; }
  a      { transition: color var(--dur-fast) var(--ease-out); }
}

/* ── Layout utilities ──────────────────────────────────────── */
@layer layout {
  .container {
    width: min(92%, var(--max-w));
    margin-inline: auto;
  }

  .section {
    padding-block: var(--sp-24);
  }
  .section--dark   { background: var(--bg-base); }
  .section--raised { background: var(--bg-surface); }

  .grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-12); align-items: center; }
  .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-6); }
  .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-5); }
  .grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: var(--sp-6); }

  .section-header {
    text-align: center;
    margin-block-end: var(--sp-16);
  }
  .section-header h2 { color: var(--text-primary); margin-block: var(--sp-3) var(--sp-4); }
  .section-header p  { max-width: 56ch; margin-inline: auto; font-size: var(--text-lg); }
}

/* ── Buttons ───────────────────────────────────────────────── */
@layer components {
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    padding: .75em 1.8em;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: .07em;
    text-transform: uppercase;
    white-space: nowrap;
    border: 2px solid transparent;
    cursor: pointer;
    transition:
      transform    var(--dur-base) var(--ease-spring),
      box-shadow   var(--dur-base) var(--ease-out),
      background   var(--dur-base) var(--ease-out),
      border-color var(--dur-base) var(--ease-out);
    position: relative;
    overflow: hidden;
  }

  .btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, oklch(100% 0 0 / .08), transparent 60%);
    pointer-events: none;
    border-radius: inherit;
  }

  .btn:active { transform: scale(.97) translateY(1px); }

  /* Primary */
  .btn-primary {
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    color: var(--bg-base);
    box-shadow: var(--shadow-sm), var(--glow-fire);
  }
  .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md), 0 0 50px oklch(61% 0.22 40 / .5);
    background: linear-gradient(135deg, var(--fire-bright), var(--fire-gold));
  }

  /* Secondary */
  .btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border-color: oklch(100% 0 0 / .30);
  }
  .btn-secondary:hover {
    border-color: var(--fire-amber);
    color: var(--fire-amber);
    transform: translateY(-3px);
    background: oklch(100% 0 0 / .04);
  }

  /* Ghost */
  .btn-ghost {
    background: oklch(61% 0.22 40 / .10);
    border-color: var(--fire-bright);
    color: var(--fire-amber);
  }
  .btn-ghost:hover {
    background: var(--fire-bright);
    color: var(--bg-base);
    transform: translateY(-3px);
  }

  /* Sizes */
  .btn-sm  { padding: .55em 1.3em; font-size: var(--text-xs); }
  .btn-lg  { padding: .9em 2.4em;  font-size: var(--text-lg); }

  /* ── Section badge ── */
  .badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: .35em 1em;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--fire-core), var(--fire-bright));
    color: white;
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
  }

  /* ── Card ── */
  .card {
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    padding: var(--sp-8);
    transition:
      border-color var(--dur-base) var(--ease-out),
      transform    var(--dur-slow) var(--ease-out),
      box-shadow   var(--dur-slow) var(--ease-out);
  }
  .card:hover {
    border-color: var(--fire-bright);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), var(--glow-fire);
  }
  .card:has(img:first-child) { padding: 0; overflow: hidden; }
  .card:has(img:first-child) .card-body { padding: var(--sp-6); }

  .card-icon { font-size: 2.4rem; margin-block-end: var(--sp-4); }
  .card h3 { color: var(--text-primary); margin-block-end: var(--sp-3); }

  /* ── Quote / Highlight ── */
  .pull-quote {
    border-inline-start: 3px solid var(--fire-bright);
    padding: var(--sp-4) var(--sp-6);
    background: oklch(61% 0.22 40 / .06);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--angel-warm);
    font-size: var(--text-lg);
    line-height: 1.6;
  }
  .pull-quote::before {
    content: '\201C';
    display: block;
    font-size: 3.5rem;
    line-height: .8;
    color: var(--fire-amber);
    opacity: .4;
    margin-block-end: var(--sp-2);
  }

  /* ── Scroll-to-top ── */
  .scroll-top {
    position: fixed;
    inset-block-end: var(--sp-8);
    inset-inline-end: var(--sp-8);
    width: 46px; height: 46px;
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    color: var(--bg-base);
    border-radius: var(--radius-full);
    font-size: 1.1rem;
    font-weight: 700;
    z-index: 900;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition:
      opacity   var(--dur-base) var(--ease-out),
      transform var(--dur-base) var(--ease-out);
    box-shadow: var(--shadow-md), var(--glow-fire);
  }
  .scroll-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .scroll-top:hover   { transform: translateY(-4px); }
}

/* ── Navigation — two-row ──────────────────────────────────── */
@layer nav {
  .site-header {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    z-index: 1000;
    transition: box-shadow var(--dur-slow) var(--ease-out);
  }

  .site-header.scrolled {
    box-shadow: var(--shadow-lg);
  }

  /* ── Brand bar (top row) ── */
  .brand-bar {
    background: var(--bg-base);
    border-block-end: 1px solid var(--border-muted);
    padding-block: var(--sp-3);
    transition: transform var(--dur-slow) var(--ease-in-out);
  }
  .brand-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-4);
  }
  .site-header.compact .brand-bar { transform: translateY(-110%); }

  .brand-logo {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    color: var(--text-primary);
  }
  .brand-icon { font-size: 1.6rem; flex-shrink: 0; }
  .brand-text { display: flex; flex-direction: column; line-height: 1.2; }
  .brand-name {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--text-primary);
  }
  .brand-tagline {
    font-size: var(--text-xs);
    color: var(--fire-amber);
    letter-spacing: .08em;
    text-transform: uppercase;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
  }

  /* ── Nav tab bar (bottom row) ── */
  .nav-bar {
    background: oklch(9% 0.012 47 / .97);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-block-end: 1px solid var(--border-muted);
  }
  .nav-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav-tabs {
    display: flex;
    align-items: stretch;
    gap: 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .nav-tabs::-webkit-scrollbar { display: none; }

  .nav-tab {
    display: flex;
    align-items: center;
    padding: var(--sp-4) var(--sp-4);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 500;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
    border-block-end: 2px solid transparent;
    transition:
      color var(--dur-fast) var(--ease-out),
      border-color var(--dur-fast) var(--ease-out),
      background var(--dur-fast) var(--ease-out);
    position: relative;
  }
  .nav-tab:hover { color: var(--fire-amber); background: oklch(100% 0 0 / .03); }
  .nav-tab.active {
    color: var(--fire-amber);
    border-block-end-color: var(--fire-amber);
  }
  /* Donate tab — highlighted */
  .nav-tab[href="donate.html"],
  .nav-tab[href$="donate.html"] {
    color: var(--fire-bright);
  }
  .nav-tab[href="donate.html"]:hover,
  .nav-tab[href$="donate.html"]:hover,
  .nav-tab[href="donate.html"].active,
  .nav-tab[href$="donate.html"].active {
    color: var(--fire-gold);
    border-block-end-color: var(--fire-gold);
  }

  /* Hamburger */
  .nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--sp-3);
    flex-shrink: 0;
    margin-inline-start: auto;
  }
  .nav-toggle span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: transform var(--dur-base) var(--ease-in-out), opacity var(--dur-fast);
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  /* Mobile nav overlay */
  .nav-mobile {
    display: none;
    position: fixed;
    inset-block-start: var(--header-h);
    inset-inline: 0;
    background: var(--bg-surface);
    border-block-end: 1px solid var(--border-dim);
    padding: var(--sp-6) var(--sp-4);
    flex-direction: column;
    gap: var(--sp-2);
    z-index: 999;
    box-shadow: var(--shadow-xl);
  }
  .nav-mobile.open { display: flex; }
  .nav-mobile .nav-tab {
    font-size: var(--text-sm);
    padding: var(--sp-4) var(--sp-5);
    border-radius: var(--radius-md);
    border-block-end: none;
    border: 1px solid transparent;
  }
  .nav-mobile .nav-tab:hover { border-color: var(--fire-bright); }
  .nav-mobile .nav-tab.active { background: oklch(61% 0.22 40 / .10); border-color: var(--fire-bright); }
}

/* ── Hero ──────────────────────────────────────────────────── */
@layer hero {
  .hero {
    min-height: 100svh;
    display: grid;
    place-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background:
      radial-gradient(ellipse 120% 80% at 50% 110%, oklch(33% 0.18 30 / .5) 0%, transparent 65%),
      radial-gradient(ellipse 80% 60%  at 50% 90%,  oklch(22% 0.1  35 / .4) 0%, transparent 70%),
      var(--bg-base);
    padding-block-start: var(--header-h);
  }

  #particleCanvas {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    pointer-events: none;
  }

  .hero__content {
    position: relative;
    z-index: 2;
    padding: var(--sp-16) var(--sp-6) var(--sp-20);
    max-width: min(90%, 920px);
  }

  .hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: .4em 1.2em;
    border: 1px solid oklch(72% 0.20 55 / .35);
    border-radius: var(--radius-full);
    color: var(--fire-amber);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .20em;
    text-transform: uppercase;
    margin-block-end: var(--sp-8);
    animation: fadeSlideDown .8s var(--ease-out) .3s both;
  }

  .hero__title {
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
    margin-block-end: var(--sp-6);
    animation: fadeSlideUp .9s var(--ease-out) .5s both;
  }

  .hero__from {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 400;
    font-style: italic;
    color: var(--text-secondary);
    letter-spacing: .05em;
  }

  .hero__word {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 700;
    letter-spacing: -.015em;
    line-height: .88;
    background: linear-gradient(160deg, var(--fire-bright) 0%, var(--fire-amber) 45%, var(--fire-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 48px oklch(61% 0.22 40 / .45));
  }

  .hero__suffix {
    font-family: var(--font-heading);
    font-size: var(--text-2xl);
    font-weight: 700;
    font-style: italic;
    color: var(--angel-warm);
    letter-spacing: .06em;
  }

  .hero__sub {
    font-size: var(--text-lg);
    color: oklch(85% 0.008 0);
    line-height: 1.75;
    max-width: 62ch;
    margin-inline: auto;
    margin-block-end: var(--sp-10);
    animation: fadeSlideUp .9s var(--ease-out) .7s both;
  }

  .hero__stats {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--sp-6);
    margin-block-end: var(--sp-10);
    animation: fadeSlideUp .9s var(--ease-out) .9s both;
  }

  .hero-stat__num {
    display: block;
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, var(--fire-amber), var(--fire-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-stat__label {
    display: block;
    font-size: var(--text-xs);
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-block-start: var(--sp-1);
  }

  .hero__divider {
    width: 1px; height: 44px;
    background: linear-gradient(to bottom, transparent, var(--border-base), transparent);
    flex-shrink: 0;
  }

  .hero__actions {
    display: flex;
    gap: var(--sp-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeSlideUp .9s var(--ease-out) 1.1s both;
  }

  .hero__scroll {
    position: absolute;
    inset-block-end: var(--sp-8);
    inset-inline-start: 50%;
    translate: -50% 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-2);
    color: var(--text-faint);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .16em;
    text-transform: uppercase;
    animation: fadeIn 1s var(--ease-out) 1.6s both;
  }
  .hero__scroll-arrow {
    width: 18px; height: 18px;
    border-inline-end: 2px solid var(--fire-amber);
    border-block-end: 2px solid var(--fire-amber);
    rotate: 45deg;
    animation: scrollBounce 1.6s var(--ease-in-out) infinite;
  }

  /* ── Page hero (inner pages) ── */
  .page-hero {
    min-height: 50vh;
    display: grid;
    place-items: center;
    text-align: center;
    background:
      radial-gradient(ellipse 100% 70% at 50% 100%, oklch(33% 0.18 30 / .35) 0%, transparent 65%),
      var(--bg-base);
    padding-block: calc(var(--header-h) + var(--sp-16)) var(--sp-16);
  }
  .page-hero h1 { color: var(--text-primary); margin-block: var(--sp-4) var(--sp-5); }
  .page-hero p  { font-size: var(--text-lg); max-width: 56ch; margin-inline: auto; }
}

/* ── Shared section styles ─────────────────────────────────── */
@layer sections {
  /* Transformation / Before-After ── KEY SECTION */
  .transformation {
    padding-block: var(--sp-24);
    background: var(--bg-base);
  }

  .transform-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 0 var(--sp-6);
    align-items: stretch;
    margin-block-start: var(--sp-10);
  }

  .transform-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-dim);
    transition: transform var(--dur-slow) var(--ease-out), box-shadow var(--dur-slow) var(--ease-out);
  }
  .transform-card:hover { transform: scale(1.015); }
  .transform-card.then:hover { box-shadow: 0 20px 60px oklch(35% 0.18 30 / .45); }
  .transform-card.now:hover  { box-shadow: 0 20px 60px oklch(50% 0.22 33 / .45), var(--glow-fire); }

  .transform-card img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    object-position: top center;
    display: block;
  }

  .transform-label {
    position: absolute;
    inset-block-start: var(--sp-4);
    inset-inline-start: var(--sp-4);
    padding: .35em 1em;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
  }
  .transform-card.then .transform-label {
    background: oklch(0% 0 0 / .65);
    border: 1px solid oklch(100% 0 0 / .2);
    color: oklch(80% 0 0);
  }
  .transform-card.now .transform-label {
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    color: var(--bg-base);
  }

  .transform-caption {
    padding: var(--sp-6);
    background: linear-gradient(transparent, var(--bg-base));
    position: absolute;
    inset-block-end: 0;
    inset-inline: 0;
  }
  .transform-caption h3 { color: var(--text-primary); font-size: var(--text-lg); margin-block-end: var(--sp-2); }
  .transform-caption p  { font-size: var(--text-sm); margin: 0; }

  .transform-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--sp-4);
    padding-inline: var(--sp-4);
  }
  .transform-vs::before,
  .transform-vs::after {
    content: '';
    flex: 1;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--fire-amber), transparent);
  }
  .transform-vs-text {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: .18em;
    color: var(--fire-amber);
    text-transform: uppercase;
    writing-mode: vertical-lr;
    text-orientation: mixed;
  }
  .transform-years {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 700;
    background: linear-gradient(to bottom, var(--fire-bright), var(--fire-gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    writing-mode: vertical-lr;
  }

  /* Mission Pillars */
  .mission { padding-block: var(--sp-24); background: var(--bg-surface); }
  .mission-pillars { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: var(--sp-6); }

  /* Story grid */
  .story-two-col { padding-block: var(--sp-24); background: var(--bg-base); }
  .story-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-dim);
  }
  .story-image img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    object-position: top;
  }
  .story-image-badge {
    position: absolute;
    inset-block-start: var(--sp-4);
    inset-inline-end: var(--sp-4);
    padding: .4em 1em;
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    color: var(--bg-base);
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: .06em;
  }

  /* Community grid */
  .community { padding-block: var(--sp-24); background: var(--bg-surface); }

  /* Fundraising tracker */
  .fundraising {
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-xl);
    padding: var(--sp-12) var(--sp-12);
    text-align: center;
    position: relative;
    overflow: hidden;
  }
  .fundraising::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 100%, oklch(33% 0.18 30 / .15) 0%, transparent 70%);
    pointer-events: none;
  }
  .fundraising__labels {
    display: flex;
    justify-content: space-between;
    margin-block-end: var(--sp-3);
    font-family: var(--font-display);
    font-size: var(--text-sm);
  }
  .fundraising__raised { color: var(--fire-amber); }
  .fundraising__goal   { color: var(--text-muted); }

  .progress-track {
    background: var(--bg-subtle);
    border-radius: var(--radius-full);
    height: 16px;
    overflow: hidden;
    margin-block-end: var(--sp-6);
  }
  .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--fire-deep), var(--fire-core), var(--fire-amber));
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 2.2s cubic-bezier(0.22, 1, 0.36, 1);
    position: relative;
  }
  .progress-fill::after {
    content: '';
    position: absolute;
    inset-block: 0;
    inset-inline-end: 0;
    width: 40%;
    background: linear-gradient(to right, transparent, oklch(100% 0 0 / .2));
    border-radius: inherit;
  }

  .fundraising__tiers {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--sp-5);
    margin-block: var(--sp-6) var(--sp-8);
  }
  .tier__amount { display: block; font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--fire-amber); }
  .tier__label  { font-size: var(--text-xs); color: var(--text-muted); letter-spacing: .08em; text-transform: uppercase; }

  /* Newsletter */
  .newsletter {
    padding-block: var(--sp-20);
    background: linear-gradient(135deg, oklch(33% 0.18 30 / .3) 0%, var(--bg-surface) 100%);
    border-block: 1px solid oklch(61% 0.22 40 / .15);
  }
  .newsletter-form .form-row {
    display: flex;
    gap: var(--sp-3);
    flex-wrap: wrap;
    margin-block-end: var(--sp-3);
  }
  .newsletter-form input,
  .newsletter-form select {
    flex: 1;
    min-width: 200px;
    background: oklch(100% 0 0 / .06);
    border: 1px solid oklch(100% 0 0 / .14);
    border-radius: var(--radius-full);
    padding: .75em 1.4em;
    color: var(--text-primary);
    font-size: var(--text-base);
    transition: border-color var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);
    outline: none;
  }
  .newsletter-form input:focus,
  .newsletter-form select:focus {
    border-color: var(--fire-amber);
    background: oklch(61% 0.22 40 / .08);
  }
  .newsletter-form input::placeholder { color: oklch(100% 0 0 / .30); }
  .newsletter-form select option { background: var(--bg-raised); color: var(--text-primary); }

  /* Testimonials */
  .testimonials { padding-block: var(--sp-24); background: var(--bg-base); }
  .testimonial-photo {
    width: 76px; height: 76px;
    border-radius: var(--radius-full);
    overflow: hidden;
    border: 2px solid var(--border-dim);
    background: var(--bg-subtle);
    display: grid;
    place-items: center;
    font-size: 2rem;
    margin-block-end: var(--sp-5);
    flex-shrink: 0;
  }
  .testimonial-photo img { width: 100%; height: 100%; object-fit: cover; }
  .testimonial-name  { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; color: var(--text-primary); }
  .testimonial-title { font-size: var(--text-xs); color: var(--fire-amber); letter-spacing: .10em; text-transform: uppercase; margin-block: var(--sp-1) var(--sp-5); }
  .testimonial-body  { font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.85; font-style: italic; }
}

/* ── Forms ─────────────────────────────────────────────────── */
@layer forms {
  .field { display: flex; flex-direction: column; gap: var(--sp-2); }

  .field label {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: .10em;
    text-transform: uppercase;
    color: var(--text-muted);
  }

  .field input,
  .field select,
  .field textarea {
    background: var(--bg-overlay);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-md);
    padding: .75em 1em;
    color: var(--text-primary);
    font-size: var(--text-base);
    transition:
      border-color var(--dur-fast) var(--ease-out),
      background   var(--dur-fast) var(--ease-out),
      box-shadow   var(--dur-fast) var(--ease-out);
    outline: none;
    width: 100%;
  }
  .field input:focus,
  .field select:focus,
  .field textarea:focus {
    border-color: var(--fire-amber);
    background: oklch(61% 0.22 40 / .06);
    box-shadow: 0 0 0 3px oklch(61% 0.22 40 / .15);
  }
  .field input::placeholder,
  .field textarea::placeholder { color: var(--text-faint); }
  .field select option { background: var(--bg-raised); }
  .field textarea { min-height: 110px; resize: vertical; }

  .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }

  /* Card-field (credit card # with icon) */
  .field-card { position: relative; }
  .field-card input { padding-inline-end: 3rem; letter-spacing: .12em; }
  .field-card-icon {
    position: absolute;
    inset-block-start: 50%;
    inset-inline-end: var(--sp-4);
    translate: 0 -50%;
    font-size: 1.2rem;
    pointer-events: none;
  }

  /* Amount chips */
  .amount-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    margin-block-end: var(--sp-4);
  }
  .amount-chip {
    padding: .65em 1.4em;
    background: var(--bg-overlay);
    border: 1.5px solid var(--border-dim);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    cursor: pointer;
    transition:
      border-color var(--dur-fast) var(--ease-out),
      background   var(--dur-fast) var(--ease-out),
      color        var(--dur-fast) var(--ease-out),
      transform    var(--dur-base) var(--ease-spring);
  }
  .amount-chip:hover { border-color: var(--fire-bright); color: var(--fire-amber); }
  .amount-chip.active {
    border-color: var(--fire-amber);
    background: oklch(61% 0.22 40 / .12);
    color: var(--fire-gold);
    transform: scale(1.04);
  }
  .amount-chip--fixed {
    border-color: var(--fire-bright);
    background: oklch(61% 0.22 40 / .10);
    color: var(--fire-amber);
    cursor: default;
  }

  .custom-amount {
    display: flex;
    align-items: center;
    background: var(--bg-overlay);
    border: 1.5px solid var(--border-dim);
    border-radius: var(--radius-full);
    overflow: hidden;
    transition: border-color var(--dur-fast) var(--ease-out);
    flex: 1;
    min-width: 130px;
  }
  .custom-amount:focus-within { border-color: var(--fire-amber); }
  .custom-amount__symbol { padding: 0 var(--sp-2) 0 var(--sp-5); color: var(--text-muted); font-family: var(--font-display); font-size: var(--text-base); font-weight: 600; }
  .custom-amount input {
    flex: 1; background: transparent; border: none; outline: none;
    padding: .65em var(--sp-4) .65em 0;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: 0;
    box-shadow: none;
  }
  .custom-amount input::placeholder { color: var(--text-faint); }

  .freq-toggle {
    display: inline-flex;
    background: var(--bg-overlay);
    border-radius: var(--radius-full);
    padding: 3px;
    gap: 3px;
    margin-block-end: var(--sp-5);
  }
  .freq-btn {
    padding: .55em 1.4em;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--text-muted);
    transition: all var(--dur-base) var(--ease-out);
  }
  .freq-btn.active {
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    color: var(--bg-base);
    box-shadow: var(--shadow-sm);
  }

  .secure-note {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: var(--text-xs);
    color: var(--text-faint);
    margin-block-start: var(--sp-3);
  }
  .secure-note .icon { color: var(--color-success); }

  .form-notice {
    background: oklch(61% 0.22 40 / .07);
    border: 1px solid oklch(61% 0.22 40 / .2);
    border-radius: var(--radius-md);
    padding: var(--sp-4) var(--sp-5);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-align: center;
  }
  .form-notice a { color: var(--fire-amber); }
  .form-notice a:hover { color: var(--fire-gold); }

  .form-success {
    background: oklch(65% 0.18 145 / .08);
    border: 1px solid oklch(65% 0.18 145 / .25);
    border-radius: var(--radius-md);
    padding: var(--sp-4) var(--sp-5);
    color: oklch(72% 0.16 145);
    text-align: center;
    font-size: var(--text-sm);
    display: none;
  }
}

/* ── Page-specific ─────────────────────────────────────────── */
@layer pages {
  /* ── Timeline (About) ── */
  .timeline-wrap { padding-block: var(--sp-24); background: var(--bg-surface); }
  .timeline-spine {
    position: relative;
    max-width: 800px;
    margin-inline: auto;
  }
  .timeline-spine::before {
    content: '';
    position: absolute;
    inset-inline-start: calc(50% - 1px);
    inset-block: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--fire-bright) 8%, var(--fire-amber) 50%, var(--fire-gold) 92%, transparent);
  }

  .timeline-event {
    display: grid;
    grid-template-columns: 1fr 56px 1fr;
    gap: 0;
    margin-block-end: var(--sp-12);
    align-items: center;
  }
  .timeline-event:nth-child(even) .tl-text { order: 3; text-align: start; padding-inline: var(--sp-6) 0; }
  .timeline-event:nth-child(even) .tl-empty { order: 1; }
  .tl-text { padding-inline: 0 var(--sp-6); text-align: end; }
  .tl-year {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--fire-amber);
    letter-spacing: .10em;
    text-transform: uppercase;
    margin-block-end: var(--sp-1);
  }
  .tl-text h3 { color: var(--text-primary); margin-block-end: var(--sp-2); }
  .tl-text p  { font-size: var(--text-sm); margin: 0; }

  .tl-node {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
  }
  .tl-dot {
    width: 46px; height: 46px;
    background: linear-gradient(135deg, var(--fire-core), var(--fire-amber));
    border-radius: var(--radius-full);
    display: grid;
    place-items: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md), var(--glow-fire);
    flex-shrink: 0;
  }

  /* ── Gallery ── */
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--sp-4);
  }
  .gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-dim);
    cursor: pointer;
    aspect-ratio: 4/3;
    background: var(--bg-raised);
    transition: transform var(--dur-slow) var(--ease-out), box-shadow var(--dur-slow) var(--ease-out);
  }
  .gallery-item:hover { transform: scale(1.03); box-shadow: var(--shadow-xl), var(--glow-fire); }
  .gallery-item img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
  .gallery-item--tall { grid-row: span 2; aspect-ratio: auto; }
  .gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, oklch(0% 0 0 / .75) 0%, transparent 55%);
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease-out);
    display: flex;
    align-items: flex-end;
    padding: var(--sp-5);
  }
  .gallery-item:hover .gallery-overlay { opacity: 1; }
  .gallery-overlay span { font-size: var(--text-sm); color: var(--text-primary); }

  /* ── Blog ── */
  .blog-grid { display: grid; grid-template-columns: 1fr 320px; gap: var(--sp-8); align-items: start; }
  .blog-posts { display: flex; flex-direction: column; gap: var(--sp-6); }

  .blog-post {
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-slow) var(--ease-out);
  }
  .blog-post:hover { border-color: var(--fire-bright); transform: translateX(4px); }
  .blog-post__meta {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-5) var(--sp-6) 0;
    flex-wrap: wrap;
  }
  .blog-post__cat {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .10em;
    text-transform: uppercase;
    padding: .25em .8em;
    border-radius: var(--radius-full);
    border: 1px solid var(--fire-bright);
    color: var(--fire-bright);
  }
  .blog-post__date { font-size: var(--text-xs); color: var(--text-muted); }
  .blog-post__body { padding: var(--sp-4) var(--sp-6) var(--sp-6); }
  .blog-post__body h3 { color: var(--text-primary); margin-block-end: var(--sp-3); }

  .blog-sidebar { display: flex; flex-direction: column; gap: var(--sp-5); }
  .blog-widget {
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    padding: var(--sp-6);
  }
  .blog-widget h4 { color: var(--text-primary); margin-block-end: var(--sp-4); padding-block-end: var(--sp-3); border-block-end: 1px solid var(--border-dim); }

  /* ── Bios ── */
  .bio-card {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: var(--sp-6);
    align-items: start;
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    padding: var(--sp-8);
    transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-slow) var(--ease-out);
  }
  .bio-card:hover { border-color: var(--fire-amber); transform: translateY(-4px); box-shadow: var(--shadow-lg), var(--glow-gold); }
  .bio-avatar {
    width: 100px; height: 100px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--bg-subtle), var(--fire-deep));
    border: 2px solid var(--border-dim);
    display: grid;
    place-items: center;
    font-size: 2.8rem;
    overflow: hidden;
    flex-shrink: 0;
  }
  .bio-avatar img { width: 100%; height: 100%; object-fit: cover; }
  .bio-name { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--text-primary); }
  .bio-role { font-size: var(--text-xs); color: var(--fire-amber); letter-spacing: .10em; text-transform: uppercase; margin-block: var(--sp-1) var(--sp-4); }
  .bio-text { font-size: var(--text-sm); }

  /* ── FAQ ── */
  details.faq-item {
    background: var(--bg-raised);
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--dur-base) var(--ease-out);
  }
  details.faq-item[open] { border-color: var(--fire-bright); }
  details.faq-item summary {
    padding: var(--sp-6);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-4);
    font-family: var(--font-heading);
    font-size: var(--text-lg);
    color: var(--text-primary);
    list-style: none;
    user-select: none;
    transition: color var(--dur-fast) var(--ease-out);
  }
  details.faq-item summary:hover { color: var(--fire-amber); }
  details.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--fire-amber);
    font-family: var(--font-display);
    font-weight: 300;
    flex-shrink: 0;
    transition: rotate var(--dur-base) var(--ease-spring);
  }
  details.faq-item[open] summary::after { rotate: 45deg; }
  details.faq-item::-webkit-details-marker { display: none; }
  .faq-answer { padding: 0 var(--sp-6) var(--sp-6); color: var(--text-secondary); font-size: var(--text-base); line-height: 1.8; border-block-start: 1px solid var(--border-muted); padding-block-start: var(--sp-5); }

  /* ── Archive ── */
  .archive-filters { display: flex; gap: var(--sp-2); flex-wrap: wrap; margin-block-end: var(--sp-8); }
  .filter-btn {
    padding: .5em 1.2em;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-dim);
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .08em;
    text-transform: uppercase;
    transition: all var(--dur-fast) var(--ease-out);
  }
  .filter-btn:hover, .filter-btn.active { border-color: var(--fire-amber); color: var(--fire-amber); background: oklch(61% 0.22 40 / .08); }

  .archive-table { width: 100%; border-collapse: collapse; }
  .archive-table th {
    text-align: start;
    padding: var(--sp-3) var(--sp-4);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .10em;
    text-transform: uppercase;
    color: var(--text-muted);
    border-block-end: 1px solid var(--border-dim);
  }
  .archive-table td {
    padding: var(--sp-4);
    border-block-end: 1px solid var(--border-muted);
    font-size: var(--text-sm);
    color: var(--text-secondary);
  }
  .archive-table tr:hover td { background: oklch(100% 0 0 / .02); color: var(--text-primary); }
  .archive-table a { color: var(--fire-amber); }
  .archive-table a:hover { color: var(--fire-gold); }
  .archive-type {
    display: inline-flex;
    padding: .2em .7em;
    border-radius: var(--radius-full);
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .06em;
    background: oklch(61% 0.22 40 / .12);
    color: var(--fire-bright);
    border: 1px solid oklch(61% 0.22 40 / .2);
  }

  /* ── Donor Letter ── */
  .donor-letter-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: oklch(0% 0 0 / .75);
    display: none;
    place-items: center;
    padding: var(--sp-6);
    backdrop-filter: blur(6px);
  }
  .donor-letter-modal.open { display: grid; }
  .donor-letter-box {
    background: white;
    color: #1a1a1a;
    border-radius: var(--radius-lg);
    max-width: 680px;
    width: 100%;
    max-height: 90svh;
    overflow-y: auto;
    position: relative;
  }
  .letter-close {
    position: absolute;
    inset-block-start: var(--sp-4);
    inset-inline-end: var(--sp-4);
    width: 36px; height: 36px;
    background: oklch(90% 0 0);
    border-radius: var(--radius-full);
    display: grid;
    place-items: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: background var(--dur-fast);
  }
  .letter-close:hover { background: oklch(80% 0 0); }
  .letter-actions {
    display: flex;
    gap: var(--sp-3);
    padding: var(--sp-4) var(--sp-6);
    background: oklch(96% 0 0);
    border-block-start: 1px solid oklch(88% 0 0);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }
  .letter-print-btn {
    flex: 1;
    padding: var(--sp-3) var(--sp-5);
    background: oklch(33% 0.18 30);
    color: white;
    border-radius: var(--radius-md);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    transition: background var(--dur-fast);
    border: none;
    cursor: pointer;
  }
  .letter-print-btn:hover { background: oklch(50% 0.22 33); }
}

/* ── Footer ────────────────────────────────────────────────── */
@layer components {
  .footer {
    background: var(--bg-surface);
    border-block-start: 1px solid var(--border-muted);
    padding-block-start: var(--sp-20);
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--sp-12);
    padding-block-end: var(--sp-16);
  }
  .footer-brand .footer-logo {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-block-end: var(--sp-4);
  }
  .footer-brand p { font-size: var(--text-sm); line-height: 1.75; color: var(--text-muted); }
  .footer-socials { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-block-start: var(--sp-5); }
  .social-pill {
    font-size: var(--text-xs);
    padding: .4em 1em;
    border: 1px solid var(--border-dim);
    border-radius: var(--radius-full);
    color: var(--text-muted);
    transition: all var(--dur-fast) var(--ease-out);
  }
  .social-pill:hover { border-color: var(--fire-amber); color: var(--fire-amber); }

  .footer-col h4 {
    font-family: var(--font-display);
    font-size: var(--text-xs);
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-block-end: var(--sp-5);
    padding-block-end: var(--sp-3);
    border-block-end: 1px solid var(--border-muted);
  }
  .footer-col ul { display: flex; flex-direction: column; gap: var(--sp-3); }
  .footer-col a { font-size: var(--text-sm); color: var(--text-muted); transition: color var(--dur-fast) var(--ease-out); }
  .footer-col a:hover { color: var(--fire-amber); }

  .footer-tax {
    margin-block-start: var(--sp-5);
    padding: var(--sp-4);
    background: oklch(100% 0 0 / .03);
    border: 1px solid var(--border-muted);
    border-radius: var(--radius-md);
  }
  .footer-tax p { font-size: var(--text-xs); color: var(--text-faint); margin-block-end: var(--sp-1); }
  .footer-tax strong { color: var(--text-secondary); }

  .footer-bottom {
    border-block-start: 1px solid var(--border-muted);
    padding-block: var(--sp-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--sp-2);
  }
  .footer-bottom p { font-size: var(--text-xs); color: var(--text-faint); margin: 0; }
  .footer-tagline  { color: var(--fire-amber) !important; }
}

/* ── Scroll Reveal ─────────────────────────────────────────── */
@layer utilities {
  .reveal {
    opacity: 0;
    translate: 0 36px;
    transition:
      opacity  .7s var(--ease-out),
      translate .7s var(--ease-out);
  }
  .reveal.visible { opacity: 1; translate: 0 0; }
  .reveal:nth-child(2) { transition-delay: .1s; }
  .reveal:nth-child(3) { transition-delay: .2s; }
  .reveal:nth-child(4) { transition-delay: .3s; }
  .reveal:nth-child(5) { transition-delay: .4s; }

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

/* ── Keyframes ─────────────────────────────────────────────── */
@layer animations {
  @keyframes fadeIn         { from { opacity: 0; } to { opacity: 1; } }
  @keyframes fadeSlideUp    { from { opacity: 0; translate: 0 28px; } to { opacity: 1; translate: 0 0; } }
  @keyframes fadeSlideDown  { from { opacity: 0; translate: 0 -20px; } to { opacity: 1; translate: 0 0; } }
  @keyframes scrollBounce   { 0%, 100% { translate: 0 0; } 50% { translate: 0 6px; } }
  @keyframes pulse          { 0%, 100% { opacity: 1; } 50% { opacity: .5; } }
  @keyframes shimmer {
    0%   { background-position: -200% center; }
    100% { background-position:  200% center; }
  }
}

/* ── Print (donor letter) ──────────────────────────────────── */
@layer print {
  @media print {
    .site-header, .scroll-top, .footer,
    .letter-actions, .letter-close,
    nav, .donor-letter-modal > *:not(.donor-letter-box) { display: none !important; }
    .donor-letter-modal { position: static; background: none; display: block !important; padding: 0; }
    .donor-letter-box { max-height: none; box-shadow: none; border: none; border-radius: 0; }
    body { background: white; color: black; }
  }
}

/* ── Responsive ────────────────────────────────────────────── */
@layer responsive {
  /* ── 1024px ── */
  @media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-10); }
    .transform-card img { height: 420px; }
  }

  /* ── 860px ── */
  @media (max-width: 860px) {
    :root { --header-h: 100px; }
    .nav-tab { padding-inline: var(--sp-3); }

    .transform-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
    .transform-vs { flex-direction: row; gap: var(--sp-4); }
    .transform-vs::before,
    .transform-vs::after { width: auto; flex: 1; height: 1px; background: linear-gradient(to right, transparent, var(--fire-amber), transparent); }
    .transform-vs-text,
    .transform-years { writing-mode: horizontal-tb; }
    .transform-vs { padding-block: var(--sp-3); align-items: center; }
    .transform-card img { height: 360px; }

    .grid-2 { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .bio-card { grid-template-columns: 84px 1fr; gap: var(--sp-4); }
    .bio-avatar { width: 80px; height: 80px; }
    .timeline-spine::before { inset-inline-start: 26px; }
    .timeline-event { grid-template-columns: 52px 1fr; }
    .timeline-event .tl-text { order: 2 !important; text-align: start !important; padding: 0 0 0 var(--sp-5) !important; }
    .timeline-event .tl-empty { display: none !important; }
  }

  /* ── 720px (tablet) ── */
  @media (max-width: 720px) {
    :root { --header-h: 56px; }

    .brand-bar { display: none; }
    .nav-bar .container { justify-content: space-between; }
    .nav-tabs { display: none; }
    .nav-toggle { display: flex; }

    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; }
    .fundraising { padding: var(--sp-8); }
    .fundraising__tiers { flex-direction: column; gap: var(--sp-3); }
    .hero__stats { gap: var(--sp-4); }
    .hero__divider { display: none; }
  }

  /* ── 480px (mobile) ── */
  @media (max-width: 480px) {
    .hero__actions { flex-direction: column; align-items: center; }
    .btn-lg { width: 100%; max-width: 300px; }
    .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .field-row { grid-template-columns: 1fr; }
    .amount-chips { gap: var(--sp-2); }
    .transform-card img { height: 280px; }
    .bio-card { grid-template-columns: 1fr; }
    .bio-avatar { margin-inline: auto; }
  }
}