/* narro — design system v1
 * Extracted from apps/core/templates/core/home.html for reuse across the app.
 * All app screens import this stylesheet via the base.html template.
 */

/* ---------- Reset minimal ---------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ---------- Design tokens (CSS variables) ----------------------------- */

:root {
  /* Ink scale (text, contrast) */
  --ink:    #0f0f0f;
  --ink-2:  #3a3a3a;
  --ink-3:  #6b6b6b;
  --ink-4:  #9a9a9a;

  /* Neutral surfaces */
  --surface:    #fafaf9;
  --surface-2:  #f4f3f0;
  --surface-3:  #eceae5;
  --border:        #e4e2dc;
  --border-strong: #ccc9c0;

  /* Brand accent (bordeaux narro) */
  --accent:       #7a1f2b;
  --accent-mid:   #8f2d3b;
  --accent-dark:  #641823;
  --accent-light: #f7eef0;

  /* Status colors */
  --success:     #2f8f57;
  --warning:     #b8860b;
  --warning-bg:  #fdf6e3;
  --danger:      #c0392b;
  --danger-bg:   #fdecea;
  --info:        #2563eb;
  --info-bg:     #eef4ff;

  /* Radii */
  --radius-sm: 6px;
  --radius:    10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow:    0 4px 16px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);

  /* Typography */
  --font-sans:  'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
}

/* ---------- Base typography ------------------------------------------- */

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--surface);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 400; letter-spacing: -0.02em; line-height: 1.1; }
h1 { font-size: clamp(32px, 5vw, 56px); }
h2 { font-size: clamp(24px, 3.5vw, 36px); }
h3 { font-size: 22px; }
h4 { font-size: 17px; }

em { font-style: italic; color: var(--accent-mid); }
a  { color: var(--accent-mid); text-decoration: none; }
a:hover { text-decoration: underline; }
small { font-size: 12px; color: var(--ink-4); }

/* ---------- Layout shell ---------------------------------------------- */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  height: 60px;
  background: rgba(250,250,249,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.app-nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.035em;
  color: var(--ink);
  text-transform: lowercase;
}

.app-nav-brand .logo-mark {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  width: 28px;
  height: 24px;
}
.app-nav-brand .logo-mark span { width: 4px; border-radius: 2px; background: var(--accent); display: block; }
.app-nav-brand .logo-mark span:nth-child(1),
.app-nav-brand .logo-mark span:nth-child(2),
.app-nav-brand .logo-mark span:nth-child(3) { height: 24px; }
.app-nav-brand .logo-mark span:nth-child(4) { height: 18px; }
.app-nav-brand .logo-mark span:nth-child(5) { height: 13px; }

.app-nav-center {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.app-nav-center a {
  color: var(--ink-3);
  font-size: 14px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}
.app-nav-center a:hover { color: var(--ink); background: var(--surface-2); text-decoration: none; }
.app-nav-center a.is-active { color: var(--ink); background: var(--surface-2); }

.app-nav-right { display: flex; align-items: center; gap: var(--space-3); }
.app-nav-company {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--ink-2);
  background: var(--surface);
  cursor: pointer;
}
.app-nav-company:hover { border-color: var(--border-strong); }

.app-nav-user {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent-mid);
  display: inline-flex;
  align-items: center; justify-content: center;
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s;
}
.app-nav-user:hover { filter: brightness(0.95); }

/* Bouton "Se déconnecter" — à côté de l'avatar. Itération UX 2026-05-21 :
   avant, le clic sur l'avatar faisait directement le logout, mais ce
   comportement n'était pas découvrable et bloquait l'usage de l'avatar
   comme entrée vers la page Paramètres. */
.app-nav-logout {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-3);
  display: inline-flex;
  align-items: center; justify-content: center;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.app-nav-logout:hover {
  background: var(--surface-2);
  color: var(--ink-2);
  border-color: var(--border-strong);
}

.app-main {
  flex: 1;
  padding: var(--space-7) var(--space-6);
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
}
.container-narrow { max-width: 640px; }
.container-medium { max-width: 880px; }

.app-footer {
  padding: var(--space-5) var(--space-6);
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--ink-4);
  text-align: center;
}

/* ---------- Buttons --------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); text-decoration: none; }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: var(--ink-2); box-shadow: var(--shadow); }

.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); box-shadow: var(--shadow); }

.btn-secondary {
  background: var(--surface);
  color: var(--ink-2);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--surface-2); }

.btn-ghost { background: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--surface-2); }

.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* ---------- Cards ----------------------------------------------------- */

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}
.card-lg { padding: var(--space-6); }
.card-elevated { box-shadow: var(--shadow); }
.card-accent { border-color: rgba(122,31,43,0.28); box-shadow: 0 0 0 1px rgba(122,31,43,0.18), var(--shadow); }

.card-title {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--ink);
  margin-bottom: var(--space-2);
}
.card-subtitle { color: var(--ink-3); font-size: 14px; margin-bottom: var(--space-4); }

/* ---------- Forms ----------------------------------------------------- */

.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); }
.form-field label { font-size: 13px; color: var(--ink-2); font-weight: 500; }
.form-field .help { font-size: 12px; color: var(--ink-4); }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: rgba(122,31,43,0.5);
  box-shadow: 0 0 0 3px rgba(122,31,43,0.10);
}
.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }

/* ---------- Badges & pills ------------------------------------------- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.badge-neutral { background: var(--surface-3); color: var(--ink-3); }
.badge-accent  { background: var(--accent-light); color: var(--accent-mid); border: 1px solid rgba(122,31,43,0.12); }
.badge-success { background: #e6f5ec; color: var(--success); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-danger  { background: var(--danger-bg); color: var(--danger); }

.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Tables ---------------------------------------------------- */

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.table th {
  text-align: left;
  padding: 10px 12px;
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.table td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--ink-2);
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--surface-2); }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- Empty states ---------------------------------------------- */

.empty-state {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--surface);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg);
}
.empty-state-icon { font-size: 36px; margin-bottom: var(--space-3); }
.empty-state-title { font-family: var(--font-serif); font-size: 22px; color: var(--ink); margin-bottom: var(--space-2); }
.empty-state-text { color: var(--ink-3); max-width: 460px; margin: 0 auto var(--space-5); }

/* ---------- Utilities ------------------------------------------------ */

.text-center { text-align: center; }
.text-muted  { color: var(--ink-3); }
.text-faint  { color: var(--ink-4); }
.text-accent { color: var(--accent-mid); }

.mt-2 { margin-top: var(--space-2); } .mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); } .mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); } .mt-7 { margin-top: var(--space-7); }
.mb-2 { margin-bottom: var(--space-2); } .mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); } .mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }

.stack-2 > * + * { margin-top: var(--space-2); }
.stack-3 > * + * { margin-top: var(--space-3); }
.stack-4 > * + * { margin-top: var(--space-4); }
.stack-5 > * + * { margin-top: var(--space-5); }

.row { display: flex; gap: var(--space-3); align-items: center; }
.row-between { display: flex; justify-content: space-between; align-items: center; }
.spacer { flex: 1; }

/* ---------- Upload drop zone (G0.5) ----------------------------------- */

.dropzone {
  position: relative;
  border: 2px dashed var(--ink-4);
  border-radius: 12px;
  padding: var(--space-6) var(--space-5);
  text-align: center;
  background: #fafafa;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}
.dropzone:hover {
  border-color: var(--accent-mid);
  background: var(--accent-light);
}
.dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--accent-light);
  transform: scale(1.01);
}
.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  opacity: 0;
  cursor: pointer;
}
.dropzone-icon {
  font-size: 32px; line-height: 1;
  margin-bottom: var(--space-3);
  color: var(--ink-3);
}
.dropzone-title {
  font-size: 16px; font-weight: 500;
  color: var(--ink-1);
  margin-bottom: var(--space-2);
}
.dropzone-hint { font-size: 13px; color: var(--ink-3); }

.dropzone-files {
  margin-top: var(--space-4);
  display: flex; flex-direction: column; gap: 6px;
}
.dropzone-files:empty { display: none; }
.dropzone-file {
  display: flex; align-items: center; gap: var(--space-3);
  padding: 8px 12px;
  background: #fff;
  border: 1px solid var(--border, #e5e5e5);
  border-radius: 8px;
  font-size: 13px;
}
.dropzone-file-icon {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-light); color: var(--accent-mid);
  border-radius: 6px;
  font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.dropzone-file-name { flex: 1; color: var(--ink-1); }
.dropzone-file-size { color: var(--ink-3); font-size: 12px; font-variant-numeric: tabular-nums; }

@media (max-width: 720px) {
  .app-nav { padding: 0 var(--space-4); }
  .app-nav-center { display: none; }
  .app-main { padding: var(--space-5) var(--space-4); }
  .form-row { grid-template-columns: 1fr; }
}