(function () {
  try {
    var root = document.documentElement;
    var fallback = root.getAttribute('data-server-theme') || 'light';
    var defaultAccent = root.getAttribute('data-server-accent') || '#A47148';
    var stored = localStorage.getItem('theme-preference');
    var raw = stored || fallback;
    if (raw === 'slate') raw = 'light';
    var allowed = {
      light: 1,
      dark: 1,
      auto: 1,
      sepia: 1,
      midnight: 1,
      rose: 1,
      green: 1,
      lavender: 1,
      sand: 1,
      ocean: 1,
      sunset: 1,
      blue: 1,
    };
    var theme = allowed[raw] ? raw : 'light';

    // Synchroniser le cookie pour les prochains rendus serveur (anti-flash)
    try {
      document.cookie =
        'memento-theme=' +
        encodeURIComponent(theme) +
        '; path=/; max-age=31536000; SameSite=Lax';
      if (!stored) localStorage.setItem('theme-preference', theme);
    } catch (e) {
      /* ignore */
    }

    // Ne jamais retirer .dark avant de le remettre
    var wantsDark = false;
    if (theme === 'auto') {
      wantsDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
    } else if (theme === 'dark' || theme === 'midnight') {
      wantsDark = true;
    }

    if (wantsDark) {
      root.classList.add('dark');
    } else {
      root.classList.remove('dark');
    }

    if (theme === 'auto' || theme === 'dark' || theme === 'light') {
      root.removeAttribute('data-theme');
    } else {
      root.setAttribute('data-theme', theme);
    }

    root.setAttribute('data-applied-theme', theme);

    var accentStored = localStorage.getItem('accent-color');
    var effectiveAccent = accentStored || defaultAccent;
    root.style.setProperty('--color-brand-accent', effectiveAccent);
  } catch (e) {
    console.error('Theme script error', e);
  }
})();