/* ============================================================
   Inclusive Minds Blossom — brand stylesheet
   Palette drawn from the IMB logo:
   red, orange, yellow (smiling figures), blue (puzzle), green (leaves)
   Dark mode is the default; a toggle switches to light.
   Built for accessibility (WCAG AA), full responsiveness, all ages.
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Brand colours (constant across themes) */
  --imb-red:    #E64A3B;
  --imb-orange: #F7941E;
  --imb-yellow: #FFC21E;
  --imb-blue:   #1E90C6;
  --imb-green:  #46A94C;
  --imb-ink:    #2B3542;

  --brand-gradient: linear-gradient(90deg, var(--imb-red), var(--imb-orange) 30%, var(--imb-yellow) 55%, var(--imb-green) 78%, var(--imb-blue));

  /* Typography */
  --font-head: "Poppins", "Segoe UI", system-ui, sans-serif;
  --font-body: "Nunito Sans", "Segoe UI", system-ui, sans-serif;

  /* Rhythm */
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 40px -18px rgba(0,0,0,.55);
  --shadow-soft: 0 8px 24px -12px rgba(0,0,0,.45);
  --maxw: 1180px;
  --gutter: clamp(1rem, 4vw, 3rem);
  --section-y: clamp(3.5rem, 8vw, 6.5rem);
  --transition: .28s cubic-bezier(.4,0,.2,1);
}

/* ---------- Dark theme (default) ---------- */
:root, [data-theme="dark"] {
  --bg:        #141922;
  --bg-2:      #1c2330;
  --surface:   #202a3a;
  --surface-2: #27334699;
  --border:    #33415a;
  --text:      #eef2f8;
  --text-soft: #b9c4d6;
  --text-mute: #8a97ad;
  --hero-veil: linear-gradient(180deg, rgba(15,19,27,.72), rgba(15,19,27,.90));
  --card-veil: linear-gradient(180deg, rgba(20,25,34,.10), rgba(20,25,34,.80));
  --accent:    var(--imb-yellow);
  --accent-ink: #1a1205;
  --logo-plate: #ffffff;
}

/* ---------- Light theme ---------- */
[data-theme="light"] {
  --bg:        #fbfaf6;
  --bg-2:      #fff5e6;
  --surface:   #ffffff;
  --surface-2: #ffffffcc;
  --border:    #e7ddcb;
  --text:      #222a34;
  --text-soft: #47525f;
  --text-mute: #5c6675;
  --hero-veil: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.86));
  --card-veil: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.78));
  --accent:    #14709e;
  --accent-ink: #ffffff;
  --logo-plate: transparent;
  --shadow: 0 18px 40px -20px rgba(43,53,66,.35);
  --shadow-soft: 0 8px 24px -14px rgba(43,53,66,.28);
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, .96rem + .2vw, 1.12rem);
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration-thickness: .08em; text-underline-offset: .18em; }
h1,h2,h3,h4 { font-family: var(--font-head); line-height: 1.15; color: var(--text); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem); margin: 0 0 .4em; }
h3 { font-size: clamp(1.2rem, 1rem + 1vw, 1.5rem); }
p { color: var(--text-soft); }

/* ---------- Accessibility helpers ---------- */
.skip-link {
  position: absolute; left: 50%; top: -60px; transform: translateX(-50%);
  background: var(--accent); color: var(--accent-ink); padding: .7rem 1.2rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm); font-weight: 700; z-index: 1000;
  transition: top var(--transition);
}
.skip-link:focus { top: 0; }
:focus-visible { outline: 3px solid var(--imb-blue); outline-offset: 3px; border-radius: 4px; }
[data-theme="dark"] :focus-visible { outline-color: var(--imb-yellow); }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section--tint { background: var(--bg-2); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; font-size: .78rem; color: var(--accent);
  margin: 0 0 .8rem;
}
.eyebrow::before { content: ""; width: 1.6rem; height: 3px; border-radius: 3px; background: var(--brand-gradient); }
.section-head { max-width: 62ch; margin-bottom: clamp(1.8rem, 4vw, 3rem); }
.section-head.center { margin-inline: auto; text-align: center; }
.lead { font-size: 1.1em; color: var(--text-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-family: var(--font-head); font-weight: 600; font-size: 1rem;
  padding: .85rem 1.6rem; border-radius: 999px; border: 2px solid transparent;
  cursor: pointer; text-decoration: none; transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  min-height: 48px;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--imb-orange); color: #241300; box-shadow: 0 10px 22px -10px var(--imb-orange); }
.btn-primary:hover { background: var(--imb-yellow); }
.btn-outline { background: transparent; color: var(--text); border-color: var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost { background: var(--surface); color: var(--text); box-shadow: var(--shadow-soft); }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; gap: 1rem; min-height: 74px; }
.brand { display: flex; align-items: center; gap: .7rem; text-decoration: none; margin-right: auto; }
.brand img {
  height: 46px; width: auto; border-radius: 10px;
  background: var(--logo-plate); padding: 3px;
}
.brand__name { font-family: var(--font-head); font-weight: 800; font-size: 1.05rem; color: var(--text); letter-spacing: .01em; line-height: 1.05; }
.brand__name small { display: block; font-size: .64rem; font-weight: 600; letter-spacing: .22em; color: var(--text-mute); text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: .3rem; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: block; padding: .55rem .9rem; border-radius: 10px; font-family: var(--font-head);
  font-weight: 600; font-size: .96rem; color: var(--text-soft); text-decoration: none;
  transition: color var(--transition), background var(--transition);
}
.nav-links a:hover { color: var(--text); background: var(--surface); }
.nav-links a[aria-current="page"] { color: var(--accent); }
.nav-links a[aria-current="page"]::after {
  content: ""; display: block; height: 3px; border-radius: 3px; margin-top: 3px; background: var(--brand-gradient);
}
.nav-actions { display: flex; align-items: center; gap: .5rem; }

/* theme toggle */
.theme-toggle {
  display: inline-grid; place-items: center; width: 46px; height: 46px;
  border-radius: 50%; border: 1px solid var(--border); background: var(--surface);
  color: var(--text); cursor: pointer; transition: background var(--transition), transform var(--transition), border-color var(--transition);
}
.theme-toggle:hover { transform: rotate(-15deg); border-color: var(--accent); }
.theme-toggle svg { width: 22px; height: 22px; }
.theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* mobile menu button */
.nav-toggle {
  display: none; width: 46px; height: 46px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  cursor: pointer; place-items: center;
}
.nav-toggle svg { width: 24px; height: 24px; }

@media (max-width: 900px) {
  .nav-toggle { display: grid; }
  .nav-links {
    position: fixed; inset: 74px 0 auto 0; flex-direction: column; align-items: stretch;
    gap: .2rem; padding: 1rem var(--gutter) 1.6rem; background: var(--bg);
    border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
    transform: translateY(-140%); transition: transform var(--transition); z-index: 90;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: .85rem 1rem; font-size: 1.05rem; }
  .nav-links a[aria-current="page"]::after { display: inline-block; width: 2rem; }
  .btn-register-top { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--hero-veil);
}
.hero__inner { padding-block: clamp(3.5rem, 9vw, 7rem); display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 860px) { .hero__inner { grid-template-columns: 1.05fr .95fr; } }
.hero h1 {
  font-size: clamp(2.1rem, 1.4rem + 4vw, 4rem); letter-spacing: -.01em; margin: 0 0 1rem;
}
.hero h1 .grad {
  background: var(--brand-gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: clamp(1.05rem, 1rem + .5vw, 1.3rem); max-width: 44ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 1.8rem; }
.hero__art { position: relative; }
.hero__art img { border-radius: var(--radius); box-shadow: var(--shadow); }
.hero__badge {
  position: absolute; bottom: -18px; left: -12px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .8rem 1.1rem;
  box-shadow: var(--shadow-soft); display: flex; align-items: center; gap: .7rem; max-width: 78%;
}
.hero__badge .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--imb-green); flex: none; box-shadow: 0 0 0 4px color-mix(in srgb, var(--imb-green) 30%, transparent); }
.hero__badge strong { font-family: var(--font-head); color: var(--text); font-size: .95rem; }
.hero__badge span { display: block; font-size: .8rem; color: var(--text-mute); }

/* colour ribbon divider */
.ribbon { height: 6px; background: var(--brand-gradient); }

/* ---------- Cards / grids ---------- */
.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.6rem); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.6rem; box-shadow: var(--shadow-soft); position: relative; overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card__icon {
  width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center;
  margin-bottom: 1rem; color: #fff;
}
.card__icon svg { width: 28px; height: 28px; }
.card h3 { margin: 0 0 .5rem; }
.card ul { margin: .6rem 0 0; padding-left: 1.1rem; color: var(--text-soft); }
.card ul li { margin-bottom: .3rem; }
.card::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px; background: var(--barc, var(--imb-blue)); opacity: .0; transition: opacity var(--transition); }
.card:hover::after { opacity: 1; }
.c-red    { --barc: var(--imb-red); }    .bg-red    { background: var(--imb-red); }
.c-orange { --barc: var(--imb-orange); } .bg-orange { background: var(--imb-orange); }
.c-yellow { --barc: var(--imb-yellow); } .bg-yellow { background: var(--imb-yellow); color:#3a2a00 !important; }
.c-green  { --barc: var(--imb-green); }  .bg-green  { background: var(--imb-green); }
.c-blue   { --barc: var(--imb-blue); }   .bg-blue   { background: var(--imb-blue); }

/* numbered steps */
.step { position: relative; padding-top: .5rem; }
.step__num {
  font-family: var(--font-head); font-weight: 800; font-size: 2.4rem; line-height: 1;
  background: var(--brand-gradient); -webkit-background-clip: text; background-clip: text; color: transparent;
  display: block; margin-bottom: .4rem;
}

/* media + text split */
.split { display: grid; gap: clamp(1.6rem, 5vw, 3.5rem); align-items: center; }
@media (min-width: 820px) { .split { grid-template-columns: 1fr 1fr; } .split.reverse .split__media { order: 2; } }
.split__media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; }
.split__media { position: relative; }
.media-frame { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.media-frame img { aspect-ratio: 4/3; object-fit: cover; }

/* checklist */
.checklist { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: .7rem; }
.checklist li { display: flex; gap: .7rem; align-items: flex-start; color: var(--text-soft); }
.checklist li::before {
  content: "✓"; flex: none; width: 26px; height: 26px; border-radius: 50%;
  background: color-mix(in srgb, var(--imb-green) 22%, transparent); color: var(--imb-green);
  display: grid; place-items: center; font-weight: 800; font-size: .9rem; margin-top: .1rem;
}

/* stats */
.stats { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); text-align: center; }
.stat { padding: 1.4rem 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.stat__num {
  font-family: var(--font-head); font-weight: 800; font-size: clamp(2rem, 1.4rem + 3vw, 3.2rem);
  background: var(--brand-gradient); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1;
}
.stat__label { color: var(--text-mute); font-weight: 600; margin-top: .3rem; }

/* gallery */
.gallery { display: grid; gap: .8rem; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.gallery a, .gallery figure { margin: 0; border-radius: var(--radius-sm); overflow: hidden; box-shadow: var(--shadow-soft); }
.gallery img { width: 100%; height: 100%; aspect-ratio: 1; object-fit: cover; transition: transform .5s ease; }
.gallery a:hover img, .gallery figure:hover img { transform: scale(1.06); }

/* callout / art signature band */
.band {
  border-radius: var(--radius); padding: clamp(1.6rem, 4vw, 3rem); position: relative; overflow: hidden;
  background: linear-gradient(120deg, color-mix(in srgb, var(--imb-blue) 20%, var(--surface)), color-mix(in srgb, var(--imb-orange) 16%, var(--surface)));
  border: 1px solid var(--border);
}
.band__grid { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 780px) { .band__grid { grid-template-columns: 1.4fr 1fr; } }

/* quote */
.quote { border-left: 5px solid var(--imb-orange); padding: .4rem 0 .4rem 1.4rem; font-size: 1.25rem; font-family: var(--font-head); color: var(--text); font-style: italic; }

/* journey timeline */
.timeline { position: relative; margin-top: 1.5rem; display: grid; gap: 1.4rem; }
.timeline::before { content: ""; position: absolute; left: 15px; top: 8px; bottom: 8px; width: 3px; background: var(--brand-gradient); border-radius: 3px; }
.tl-item { position: relative; padding-left: 3rem; }
.tl-item::before {
  content: ""; position: absolute; left: 6px; top: 6px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--surface); border: 3px solid var(--imb-orange);
}
.tl-item h3 { margin: 0 0 .3rem; }
.tl-item .yr { font-family: var(--font-head); font-weight: 700; color: var(--accent); font-size: .85rem; letter-spacing: .05em; }

/* contact info blocks */
.info-card { display: flex; gap: 1rem; align-items: flex-start; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem 1.4rem; }
.info-card .info-ic { flex: none; width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; color: #fff; }
.info-card h3 { margin: 0 0 .2rem; font-size: 1.05rem; }
.info-card a, .info-card p { color: var(--text-soft); text-decoration: none; margin: .1rem 0; word-break: break-word; }
.info-card a:hover { color: var(--accent); }

/* pills */
.pill-row { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }
.pill { display: inline-flex; align-items: center; gap: .4rem; padding: .4rem .9rem; border-radius: 999px; font-weight: 600; font-size: .85rem; background: var(--surface); border: 1px solid var(--border); color: var(--text-soft); }

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--border); padding-block: clamp(2.5rem, 6vw, 4rem) 1.5rem; }
.footer-grid { display: grid; gap: 2rem; grid-template-columns: 1.4fr 1fr 1fr; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand img { height: 54px; background: var(--logo-plate); padding: 4px; border-radius: 10px; margin-bottom: .8rem; }
.footer h4 { font-family: var(--font-head); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--text-mute); margin: 0 0 1rem; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.footer a { color: var(--text-soft); text-decoration: none; }
.footer a:hover { color: var(--accent); }
.socials { display: flex; gap: .6rem; margin-top: 1rem; }
.socials a { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--border); display: grid; place-items: center; color: var(--text-soft); background: var(--surface); }
.socials a:hover { color: #fff; background: var(--imb-blue); border-color: var(--imb-blue); }
.socials svg { width: 20px; height: 20px; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.3rem; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: .6rem 1.5rem; justify-content: space-between; color: var(--text-mute); font-size: .88rem; }

/* utilities */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mt-1 { margin-top: 1rem; }
.chip-note { display:inline-block; background: color-mix(in srgb, var(--imb-yellow) 22%, transparent); color: var(--text); padding:.3rem .8rem; border-radius: 999px; font-weight:700; font-size:.8rem; }

/* page hero (interior pages) */
.page-hero { position: relative; padding-block: clamp(3rem, 7vw, 5rem); text-align: center; overflow: hidden; }
.page-hero::before { content:""; position:absolute; inset:0; z-index:-1; background: radial-gradient(120% 120% at 50% -10%, color-mix(in srgb, var(--imb-blue) 22%, transparent), transparent 60%), var(--bg-2); }
.page-hero h1 { font-size: clamp(2rem, 1.4rem + 3vw, 3.2rem); margin: .3rem 0 .6rem; }
.crumbs { color: var(--text-mute); font-size: .9rem; }
.crumbs a { color: var(--text-soft); text-decoration: none; }