/* =================================================================
   theme.css - Charte unique pour tous les projets Crise et Resilience
   Version : 1.0 (2026-05-14)
   Palette : Option C (Arundo dore + structure ScenarX)
   ================================================================= */

:root {

  /* === FONDS === */
  --bg-base:        #0a0b0d;   /* fond principal */
  --bg-base-top:    #1f2128;   /* fond gradient diagonal haut */
  --bg-surface:     #14161a;   /* fond d'une zone */
  --bg-elevated:    #1a1d22;   /* niveau au-dessus du surface */
  --bg-card:        #1a1d22;   /* carte */
  --bg-card-hover:  #22252d;   /* hover sur carte */
  --bg-input:       #14161a;   /* champ de saisie */

  /* === GLASS (Neo-Tactile) ===
     --glass-intensity (0-1) module l'opacite de tous les fonds glass.
     Pilote par le slider du theme-switcher. */
  --glass-intensity:   1;

  /* === IMAGE DE FOND ===
     --bg-voile (0-1) : voile sombre entre l'image de fond et l'app, pour
     garder les panneaux glass lisibles quelle que soit l'image.
     Defaut 0 = invisible (aucun impact si pas d'image). Pilote par le theme-picker. */
  --bg-voile:          0;
  --glass-border:      rgba(255, 255, 255, 0.12);                  /* bordure glass */
  --glass-shadow:      0 12px 40px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  --glass-blur:        20px;

  /* Fonds glass reutilisables - tous modules par --glass-intensity */
  --glass-surface: linear-gradient(160deg,
    rgba(255, 255, 255, calc(0.06 * var(--glass-intensity))),
    rgba(255, 255, 255, calc(0.02 * var(--glass-intensity))));
  --glass-surface-hover: linear-gradient(160deg,
    rgba(255, 255, 255, calc(0.10 * var(--glass-intensity))),
    rgba(255, 255, 255, calc(0.04 * var(--glass-intensity))));
  --glass-surface-strong: linear-gradient(160deg,
    rgba(255, 255, 255, calc(0.08 * var(--glass-intensity))),
    rgba(255, 255, 255, calc(0.03 * var(--glass-intensity))));
  --glass-surface-v: linear-gradient(180deg,
    rgba(255, 255, 255, calc(0.06 * var(--glass-intensity))),
    rgba(255, 255, 255, calc(0.02 * var(--glass-intensity))));
  --glass-tint:   rgba(255, 255, 255, calc(0.04 * var(--glass-intensity)));   /* aplat leger */
  --glass-tint-2: rgba(255, 255, 255, calc(0.05 * var(--glass-intensity)));

  /* === ACCENT (or Arundo) === */
  --accent:         #d4a64a;
  --accent-hover:   #e5b55c;
  --accent-dark:    #b89035;
  --accent-alpha:   rgba(212, 166, 74, 0.10);
  --accent-glow:    rgba(212, 166, 74, 0.12);
  --accent-rgb:     212, 166, 74;          /* pour rgba(var(--accent-rgb), X) */
  --accent-on:      #1A1A2E;               /* texte sur fond accent (recalcule par le theme-switcher) */

  /* === TEXTE === */
  --text:           #ede8f5;   /* texte principal */
  --text-dim:       #b8b0d0;   /* texte secondaire */
  --text-muted:     #8e87a3;   /* texte tertiaire / labels */
  --text-comment:   #6e6e78;   /* texte de tres faible importance */

  /* === BORDURES === */
  --border:         #2a2d35;
  --border-light:   #3a3a4e;

  /* === STATUTS (NE CHANGENT JAMAIS - reflexe UX) === */
  --success:        #4ADE80;
  --warning:        #F59E0B;
  --error:          #FB7185;
  --info:           #7DD3FC;
  --success-alpha:  rgba(74, 222, 128, 0.10);
  --warning-alpha:  rgba(245, 158, 11, 0.10);
  --error-alpha:    rgba(251, 113, 133, 0.10);
  --info-alpha:     rgba(125, 211, 252, 0.10);
  /* Couleurs de statut en TEXTE (foncees en mode clair via body.theme-light) */
  --success-text:   var(--success);
  --warning-text:   var(--warning);
  --error-text:     var(--error);
  --info-text:      var(--info);

  /* === TYPOGRAPHIE === */
  --font:           'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:      'JetBrains Mono', 'Fira Code', Consolas, monospace;
  --font-icon:      'Segoe MDL2 Assets', sans-serif;
  --font-serif:     'Cormorant Garamond', serif;   /* identite Arundo - hero/piliers */

  /* === RAYONS === */
  --radius-xs:      6px;
  --radius-sm:      10px;
  --radius-md:      14px;
  --radius-lg:      18px;
  --radius-pill:    9999px;

  /* === OMBRES === */
  --shadow-xs:      0 1px 4px rgba(0, 0, 0, 0.10);
  --shadow-sm:      0 2px 8px rgba(0, 0, 0, 0.12);
  --shadow-card:    0 4px 24px rgba(0, 0, 0, 0.20), 0 1px 6px rgba(0, 0, 0, 0.15);
  --shadow-lg:      0 12px 48px rgba(0, 0, 0, 0.30);
  --shadow-glow:    0 0 24px rgba(212, 166, 74, 0.12);

  /* === TRANSITIONS === */
  --transition-fast: all 0.10s ease;
  --transition-norm: all 0.15s ease;
  --transition-slow: all 0.30s ease;

  /* === ESPACEMENT (base 8) === */
  --gap-xs:         4px;
  --gap-sm:         8px;
  --gap-md:         12px;
  --gap-lg:         16px;
  --gap-xl:         24px;
  --gap-xxl:        32px;

  /* === Z-INDEX === */
  --z-base:         1;
  --z-dropdown:     100;
  --z-sticky:       200;
  --z-modal:        500;
  --z-toast:        1000;
  --z-tooltip:      1500;
}

/* === Reset minimal === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  color: var(--text);
  font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Fond Neo-Tactile : 3 halos colores + diagonale sombre */
html {
  background:
    radial-gradient(circle at 75% 15%, rgba(212, 166, 74, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 15% 85%, rgba(155, 122, 255, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(74, 222, 128, 0.04) 0%, transparent 60%),
    linear-gradient(135deg, var(--bg-base-top), var(--bg-base));
  background-attachment: fixed;
}
body { background: transparent; }

/* Voile sombre optionnel entre l'image de fond et l'app.
   Garde les panneaux glass lisibles quelle que soit l'image de fond choisie.
   Invisible tant que --bg-voile vaut 0 (aucun impact sans image de fond). */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, var(--bg-voile));
  z-index: -1;
  pointer-events: none;
}

/* Mode clair (active par le theme-switcher quand le fond est clair).
   Le glass passe du blanc translucide au noir translucide, sinon il
   serait invisible sur un fond clair. */
body.theme-light {
  --glass-surface: linear-gradient(160deg,
    rgba(0, 0, 0, calc(0.05 * var(--glass-intensity))),
    rgba(0, 0, 0, calc(0.02 * var(--glass-intensity))));
  --glass-surface-hover: linear-gradient(160deg,
    rgba(0, 0, 0, calc(0.09 * var(--glass-intensity))),
    rgba(0, 0, 0, calc(0.04 * var(--glass-intensity))));
  --glass-surface-strong: linear-gradient(160deg,
    rgba(0, 0, 0, calc(0.07 * var(--glass-intensity))),
    rgba(0, 0, 0, calc(0.03 * var(--glass-intensity))));
  --glass-surface-v: linear-gradient(180deg,
    rgba(0, 0, 0, calc(0.05 * var(--glass-intensity))),
    rgba(0, 0, 0, calc(0.02 * var(--glass-intensity))));
  --glass-tint:   rgba(0, 0, 0, calc(0.04 * var(--glass-intensity)));
  --glass-tint-2: rgba(0, 0, 0, calc(0.05 * var(--glass-intensity)));
  --glass-border: rgba(0, 0, 0, 0.12);
  --glass-shadow: 0 12px 40px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  --success-text: #1a7a3e;
  --warning-text: #985c00;
  --error-text:   #c01f4a;
  --info-text:    #1b6a99;
}

/* === Layout app-shell : header + footer fixes, main scrollable === */
body {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

body > header,
body > .header,
body > footer,
body > .footer {
  flex-shrink: 0;
}

body > main {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Layout tri-pane : main contient subnav + content avec padding + gap
   pour donner l'effet "cards flottantes" (pattern Crea-PGC .dp-layout) */
main.tri-pane {
  display: flex;
  flex-direction: row;
  gap: 10px;
  padding: 10px;
  overflow: hidden;
}
main.tri-pane > .content-panel {
  flex: 1;
  background:
    radial-gradient(circle at 70% 20%, var(--accent-glow) 0%, transparent 55%),
    var(--glass-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--gap-lg);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition-norm);
}
a:hover { color: var(--accent-hover); }

button, input, select, textarea {
  font: inherit;
  color: var(--text);
}

button { cursor: pointer; background: none; border: none; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-surface); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: var(--radius-sm); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dark); }

/* === Selection texte === */
::selection {
  background: var(--accent-alpha);
  color: var(--accent-hover);
}