/* ===========================================================
       DESIGN TOKENS — edit these to retune the whole site
       =========================================================== */
    :root {
      /* Warm neutral palette: bone / sand / charcoal + one muted rust */
      --color-bg:        #f2ece1;   /* bone paper           */
      --color-panel:     #e8e0d1;   /* sand panel           */
      --color-panel-2:   #ddd3c0;   /* deeper sand          */
      --color-ink:       #23201a;   /* warm charcoal        */
      --color-ink-soft:  #5f574b;   /* muted secondary ink  */
      --color-line:      #d4cab7;   /* hairline             */
      --color-accent:    #9a4a2c;   /* muted rattan rust    */
      --color-inverse:   #1c1a15;   /* dark section bg      */
      --color-inverse-ink: #ede6d7; /* text on dark         */

      --font-display: "Marcellus", "Times New Roman", Georgia, serif;
      --font-body:    "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      --font-arabic:  "Cairo", system-ui, "Segoe UI", sans-serif;

      --fs-hero: clamp(2.5rem, 5.5vw, 4.6rem);
      --fs-h2:   clamp(1.9rem, 4vw, 3rem);
      --fs-h3:   1.2rem;
      --fs-lead: clamp(1.1rem, 1.6vw, 1.375rem);
      --fs-body: 1.0625rem;
      --fs-eyebrow: 0.78rem;
      --lh:      1.7;

      --space-xs:  0.5rem;
      --space-sm:  1rem;
      --space-md:  2rem;
      --space-lg:  4.5rem;
      --space-xl:  8rem;

      --measure: 62ch;
      --content-width: 74rem;
      --radius: 2px;

      --ease: cubic-bezier(.2,.6,.2,1);
    }

    /* ===========================================================
       BASE
       =========================================================== */
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

    body {
      margin: 0;
      background-color: var(--color-bg);
      background-image: url("/images/texture.jpg");
      background-size: 640px;
      background-repeat: repeat;
      color: var(--color-ink);
      font-family: var(--font-body);
      font-size: var(--fs-body);
      line-height: var(--lh);
      font-feature-settings: "kern" 1, "liga" 1;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
    }

    h1, h2, h3 {
      font-family: var(--font-display);
      font-weight: 400;
      line-height: 1.04;
      margin: 0;
      letter-spacing: -0.01em;
    }
    p { margin: 0; text-wrap: pretty; }
    a { color: inherit; }
    ::selection { background: var(--color-accent); color: var(--color-bg); }

    .wrap {
      width: 100%;
      max-width: var(--content-width);
      margin-inline: auto;
      padding-inline: clamp(1.25rem, 5vw, 3.5rem);
    }

    /* Small-caps mono-ish label */
    .eyebrow {
      display: inline-flex;
      align-items: baseline;
      gap: 0.7rem;
      font-family: var(--font-body);
      font-size: var(--fs-eyebrow);
      font-weight: 600;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--color-ink-soft);
    }
    .eyebrow .num { color: var(--color-accent); }
    .eyebrow::before {
      content: "";
      width: 1.6rem;
      height: 1px;
      background: var(--color-accent);
      align-self: center;
    }

    /* ===========================================================
       HEADER
       =========================================================== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: color-mix(in srgb, var(--color-bg) 82%, transparent);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--color-line);
    }
    .site-header .wrap {
      max-width: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: var(--space-md);
      padding-block: 1.05rem;
    }
    .brand {
      font-family: var(--font-display);
      font-size: 1.15rem;
      text-decoration: none;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      white-space: nowrap;
    }
    .brand .dot { color: var(--color-accent); }

    .lang-toggle { display: flex; gap: 0.15rem; align-items: center; }
    .lang-toggle button {
      appearance: none;
      border: 1px solid transparent;
      background: none;
      color: var(--color-ink-soft);
      font-family: var(--font-body);
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      padding: 0.35rem 0.7rem;
      border-radius: var(--radius);
      cursor: pointer;
      transition: color .2s var(--ease), background-color .2s var(--ease);
    }
    .lang-toggle button:hover { color: var(--color-ink); }
    .lang-toggle button[aria-pressed="true"] {
      color: var(--color-ink);
      background: var(--color-panel);
    }

    /* ===========================================================
       HERO
       =========================================================== */
    .hero { position: relative; overflow: hidden; }
    .hero .wrap {
      display: grid;
      grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
      gap: clamp(2rem, 5vw, 4.5rem);
      align-items: center;
      padding-block: clamp(3.5rem, 7vw, 6.5rem);
    }
    .hero-copy { max-width: 34rem; }
    .hero h1 {
      font-size: var(--fs-hero);
      margin-top: 1.5rem;
      max-width: 13ch;
    }
    .hero h1 .accent { color: var(--color-accent); font-style: italic; }
    .hero-lead {
      margin-top: var(--space-md);
      font-size: var(--fs-lead);
      color: var(--color-ink-soft);
      max-width: 40ch;
      line-height: 1.55;
    }
    .hero-cta-row {
      margin-top: var(--space-lg);
      display: flex;
      align-items: center;
      gap: var(--space-md);
      flex-wrap: wrap;
    }
    .hero-figure {
      position: relative;
      align-self: center;
    }
    .hero-figure .ph { aspect-ratio: 4 / 5; }

    /* ===========================================================
       IMAGE PLACEHOLDERS — degrade gracefully before photos exist
       =========================================================== */
    .ph {
      position: relative;
      width: 100%;
      height: 100%;
      min-height: 220px;
      background:
        repeating-linear-gradient(135deg,
          transparent 0 22px,
          color-mix(in srgb, var(--color-ink) 4%, transparent) 22px 23px),
        var(--color-panel-2);
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      display: grid;
      place-content: center;
      text-align: center;
      color: var(--color-ink-soft);
      overflow: hidden;
    }
    .ph span {
      font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
      font-size: 0.72rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 0.5rem 1rem;
      line-height: 1.5;
      opacity: 0.85;
    }
    .ph.tall  { aspect-ratio: 3 / 4; }
    .ph.port  { aspect-ratio: 4 / 5; }
    .ph.wide  { aspect-ratio: 16 / 9; }

    /* ===========================================================
       BUTTONS / LINKS
       =========================================================== */
    .btn {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      padding: 0.95rem 1.7rem;
      background: var(--color-ink);
      color: var(--color-bg);
      text-decoration: none;
      border-radius: var(--radius);
      font-weight: 600;
      font-size: 0.95rem;
      letter-spacing: 0.02em;
      transition: background-color .25s var(--ease), transform .25s var(--ease);
    }
    .btn:hover { background: var(--color-accent); transform: translateY(-2px); }
    .btn .arrow { transition: transform .25s var(--ease); }
    .btn:hover .arrow { transform: translateX(3px); }
    [dir="rtl"] .btn .arrow { transform: scaleX(-1); }
    [dir="rtl"] .btn:hover .arrow { transform: scaleX(-1) translateX(3px); }

    .link-lg {
      text-decoration: none;
      font-weight: 600;
      background-image: linear-gradient(var(--color-accent), var(--color-accent));
      background-size: 0% 1.5px;
      background-position: left 100%;
      background-repeat: no-repeat;
      padding-bottom: 3px;
      border-bottom: 1px solid var(--color-line);
      transition: background-size .3s var(--ease), border-color .3s var(--ease);
    }
    [dir="rtl"] .link-lg { background-position: right 100%; }
    .link-lg:hover { background-size: 100% 1.5px; border-color: transparent; }

    /* ===========================================================
       SECTIONS — editorial two-column grid
       =========================================================== */
    section { padding-block: var(--space-xl); }
    .section-line { border-top: 1px solid var(--color-line); }

    .col-2 {
      display: grid;
      grid-template-columns: minmax(0, 15rem) minmax(0, 1fr);
      gap: clamp(2rem, 6vw, 6rem);
      align-items: start;
    }
    .sec-head { position: sticky; top: 6rem; }
    .sec-head h2 { font-size: var(--fs-h2); margin-top: 1.1rem; }
    .sec-body p { max-width: var(--measure); }
    .sec-body p + p { margin-top: var(--space-md); }
    .sec-body .lead-p {
      font-size: var(--fs-lead);
      line-height: 1.55;
      color: var(--color-ink);
    }
    .sec-body .lead-p + p { margin-top: var(--space-md); color: var(--color-ink-soft); }
    .sec-body p:not(.lead-p) { color: var(--color-ink-soft); }

    /* Classes — numbered rows */
    .items {
      margin-top: var(--space-lg);
      display: grid;
      gap: 0;
      border-top: 1px solid var(--color-line);
    }
    .item {
      display: grid;
      grid-template-columns: 3.5rem 1fr;
      gap: clamp(1rem, 3vw, 2.5rem);
      padding-block: var(--space-md);
      border-bottom: 1px solid var(--color-line);
      align-items: baseline;
    }
    .item .idx {
      font-family: var(--font-display);
      font-size: 1.1rem;
      color: var(--color-accent);
    }
    .item h3 { font-size: var(--fs-h3); margin-bottom: 0.4rem; letter-spacing: 0; }
    .item p { color: var(--color-ink-soft); max-width: 52ch; }

    /* Instructor — portrait + text */
    .instructor .wrap {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: clamp(2rem, 6vw, 5rem);
      align-items: center;
    }

    /* Dark contact band */
    .contact {
      background: var(--color-inverse);
      color: var(--color-inverse-ink);
    }
    .contact .eyebrow { color: color-mix(in srgb, var(--color-inverse-ink) 70%, transparent); }
    .contact h2 {
      font-size: clamp(2.2rem, 5vw, 4rem);
      max-width: 16ch;
      margin-top: 1.1rem;
    }
    .contact p { color: color-mix(in srgb, var(--color-inverse-ink) 78%, transparent); margin-top: var(--space-md); max-width: 46ch; }
    .contact .btn { background: var(--color-inverse-ink); color: var(--color-inverse); }
    .contact .btn:hover { background: var(--color-accent); color: var(--color-bg); }
    .contact .link-lg { border-color: color-mix(in srgb, var(--color-inverse-ink) 30%, transparent); }

    /* ===========================================================
       FOOTER
       =========================================================== */
    footer {
      border-top: 1px solid var(--color-line);
      padding-block: var(--space-lg);
      color: var(--color-ink-soft);
      font-size: 0.9rem;
    }
    footer .wrap {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-sm) var(--space-md);
      justify-content: space-between;
      align-items: center;
    }
    footer .brand-sm { font-family: var(--font-display); letter-spacing: 0.05em; text-transform: uppercase; color: var(--color-ink); }

    /* ===========================================================
       SCROLL REVEAL
       =========================================================== */
    /* Content is visible by default; JS adds .anim-ready to <html> to opt into
       the hidden-then-reveal animation, so no-JS / failed-observer still shows all. */
    .anim-ready .reveal { opacity: 0; transform: translateY(16px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
    .anim-ready .reveal.is-visible { opacity: 1; transform: none; }

    /* ===========================================================
       ARABIC / RTL
       =========================================================== */
    [lang="ar"] { --font-display: var(--font-arabic); }
    [lang="ar"] body,
    [lang="ar"] .brand,
    [lang="ar"] .eyebrow { font-family: var(--font-arabic); }
    [lang="ar"] h1, [lang="ar"] h2, [lang="ar"] h3 { letter-spacing: 0; line-height: 1.35; }
    [dir="rtl"] .hero h1 .accent { font-style: normal; }
    [dir="rtl"] .eyebrow { letter-spacing: 0.06em; }
    [dir="rtl"] .eyebrow::before,
    [dir="rtl"] .item .idx { /* keep numerals/marks natural */ }

    /* ===========================================================
       FOCUS + MOTION PREFERENCES
       =========================================================== */
    :focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: 1px; }
    @media (prefers-reduced-motion: reduce) {
      html { scroll-behavior: auto; }
      .anim-ready .reveal { opacity: 1; transform: none; transition: none; }
      .btn, .link-lg { transition: none; }
    }

    /* ===========================================================
       RESPONSIVE
       =========================================================== */
    @media (max-width: 860px) {
      .hero .wrap { grid-template-columns: 1fr; }
      .hero-copy { max-width: 100%; }
      .hero-figure { aspect-ratio: 4 / 3; order: -1; }
      .col-2 { grid-template-columns: 1fr; gap: var(--space-md); }
      .sec-head { position: static; }
      .instructor .wrap { grid-template-columns: 1fr; }
      .instructor .ph { max-width: 22rem; }
      section { padding-block: var(--space-lg); }
    }
    @media (max-width: 460px) {
      .item { grid-template-columns: 1fr; gap: 0.5rem; }
      .hero-cta-row { gap: var(--space-sm); }
    }

    /* images */
    img { max-width: 100%; height: auto; }
    .shot {
      width: 100%;
      height: auto;
      aspect-ratio: 4 / 5;
      object-fit: cover;
      border: 1px solid var(--color-line);
      border-radius: var(--radius);
      display: block;
    }
    .shot.wide { aspect-ratio: 16 / 9; }
    .hero-figure .shot { aspect-ratio: 16 / 9; }  /* landscape hero to fit cover.jpg */

    /* language toggle as links (multi-page) */
    .lang-toggle a { color: var(--color-ink-soft); font-size: 0.85rem; padding: 0.2rem 0.6rem;
      border-radius: var(--radius); border: 1px solid transparent; text-decoration: none; line-height: 1.6; }
    .lang-toggle a:hover { color: var(--color-ink); }
    .lang-toggle a[aria-current="page"] { color: var(--color-ink); border-color: var(--color-line); font-weight: 600; }