:root {
  --canvas: #F3EFE8; --surface: #FFFDF8;
  --text: #31211C; --text-soft: #675E59; --border: #DED6CC;
  --brown-deep: #463133; --brown-darkest: #2F211C;
  --orange: #FA7338; --orange-hover: #E85E27; --orange-soft: #F48E50;
  --yellow: #FBD129; --green: #1B804A; --green-dark: #1D6E50;
  --blue: #4896CC; --lime: #79CE53;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--canvas);
  font-family: Inter, system-ui, sans-serif; color: var(--text);
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4 { font-family: 'DM Serif Display', serif; font-weight: 400; letter-spacing: -0.01em; }
a { color: var(--text); text-decoration: none; }
a:hover { color: var(--orange-hover); }

/* --- intro-video play button pulse (ported from source <helmet> style) --- */
@keyframes pulseplay {
  0%   { box-shadow: 0 0 0 0 rgba(250,115,56,.45); }
  70%  { box-shadow: 0 0 0 22px rgba(250,115,56,0); }
  100% { box-shadow: 0 0 0 0 rgba(250,115,56,0); }
}

/* --- FAQ accordion (native <details>, ported from source <helmet> style) --- */
details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }

/* --- interactive elements (replace source style-hover attributes) --- */
.nav-link { color: var(--text-soft); }
.nav-link:hover { color: var(--text); }
.btn-primary { background: var(--orange); color: var(--surface); }
.btn-primary:hover { background: var(--orange-hover); color: var(--surface); }
.btn-dark { background: var(--brown-darkest); color: var(--surface); }
.btn-dark:hover { background: var(--text); color: var(--surface); }
.btn-secondary:hover { background: var(--canvas); }
.btn-outline-invert:hover { background: rgba(255,255,255,.12); }
.btn-outline-dark:hover { background: rgba(49,33,28,.08); }
.course-card:hover { transform: translateY(-4px); }

/* --- image placeholders (replace empty <image-slot> elements) --- */
.ph {
  display: block; width: 100%; background: var(--surface);
  border: 1px dashed var(--border); border-radius: 12px;
  position: relative; overflow: hidden;
}
.ph::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120px 120px at 30% 30%, rgba(250,115,56,.12), transparent 60%),
    radial-gradient(160px 160px at 75% 70%, rgba(72,150,204,.12), transparent 60%);
}
.ph--1x1 { aspect-ratio: 1 / 1; }
.ph--4x3 { aspect-ratio: 4 / 3; }
.ph--16x9 { aspect-ratio: 16 / 9; }
.ph--3x4 { aspect-ratio: 3 / 4; }
.ph--circle { border-radius: 50%; }