/* Design system LEDR — brutaliste/éditorial.
   Noir #000, bleu #3438BB, rouge #FF364E, jaune #F8E71C, fond blanc.
   Pas de coins arrondis, ombres dures, bordures épaisses. */

:root {
  --black: #000000;
  --blue: #3438BB;
  --red: #FF364E;
  --yellow: #F8E71C;
  --white: #ffffff;
}

* { box-sizing: border-box; border-radius: 0 !important; }

body {
  margin: 0;
  font-family: "Archia", "Helvetica Neue", Arial, sans-serif;
  background: var(--white);
  color: var(--black);
  line-height: 1.5;
}

h1 { font-size: 1.9rem; letter-spacing: -0.5px; }
h2 { font-size: 1.2rem; text-transform: uppercase; letter-spacing: 1px;
     border-bottom: 3px solid var(--black); padding-bottom: 6px; }
a { color: var(--blue); }
code { font-family: "SF Mono", Menlo, Consolas, monospace; }

/* --- Layout --- */
.site-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 28px; border-bottom: 3px solid var(--black);
}
.logo {
  font-weight: 800; font-size: 1.05rem; letter-spacing: 2px;
  color: var(--black); text-decoration: none; line-height: 1.15;
}
.logo span { display: block; color: var(--blue); }
.header-nav { display: flex; gap: 12px; align-items: center; }
.container { max-width: 1100px; margin: 0 auto; padding: 28px 20px 80px; }
.site-footer {
  border-top: 3px solid var(--black); padding: 16px 28px;
  display: flex; gap: 24px; font-size: 0.85rem;
}

.card {
  border: 3px solid var(--black);
  box-shadow: 6px 6px 0 var(--black);
  background: var(--white);
  padding: 28px;
  margin-bottom: 32px;
}
.card.narrow { max-width: 540px; margin: 48px auto; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* --- Boutons --- */
.btn {
  display: inline-block;
  font-family: inherit; font-size: 0.95rem; font-weight: 700;
  padding: 10px 18px;
  border: 2px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  background: var(--white); color: var(--black);
  text-decoration: none; cursor: pointer;
  transition: transform 0.08s, box-shadow 0.08s;
}
.btn:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--black); }
.btn:active { transform: translate(4px, 4px); box-shadow: none; }
.btn-yellow { background: var(--yellow); }
.btn-blue { background: var(--blue); color: var(--white); }
.btn-red { background: var(--red); color: var(--white); }
.btn-ghost { background: var(--white); }
.btn-small { font-size: 0.8rem; padding: 6px 10px; box-shadow: 3px 3px 0 var(--black); }
.btn-big { font-size: 1.1rem; padding: 14px 28px; box-shadow: 6px 6px 0 var(--black); }
.inline-form { display: inline-block; margin: 0; }

/* --- Formulaires --- */
label { display: block; font-weight: 700; font-size: 0.85rem;
        text-transform: uppercase; letter-spacing: 0.5px; margin: 18px 0 6px; }
input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="file"], textarea {
  width: 100%; padding: 10px 12px; font-family: inherit; font-size: 1rem;
  border: 2px solid var(--black); background: var(--white);
}
input:focus, textarea:focus { outline: 3px solid var(--yellow); outline-offset: 0; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 700px) { .form-row { grid-template-columns: 1fr; } }
form .btn[type="submit"] { margin-top: 24px; }
.checkbox-line { display: flex; gap: 10px; align-items: flex-start;
                 text-transform: none; letter-spacing: 0; font-weight: 400;
                 font-size: 0.95rem; margin: 22px 0 0; }
.checkbox-line input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--black); }
.field-error { color: var(--red); font-weight: 700; font-size: 0.85rem; }

/* --- Alertes --- */
.alert { border: 2px solid var(--black); padding: 12px 16px; font-weight: 600;
         box-shadow: 4px 4px 0 var(--black); margin: 16px 0; }
.alert-error { background: var(--red); color: var(--white); }
.alert-error ul { margin: 0; padding-left: 18px; }
.alert-ok { background: var(--yellow); }

/* --- Badges statut --- */
.badge {
  display: inline-block; font-size: 0.72rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: 1px;
  padding: 4px 10px; border: 2px solid var(--black); vertical-align: middle;
}
.badge-draft { background: var(--white); }
.badge-sent { background: var(--yellow); }
.badge-viewed { background: var(--blue); color: var(--white); }
.badge-signed { background: var(--black); color: var(--yellow); }
.badge-refused, .badge-expired { background: var(--red); color: var(--white); }
.badge-cancelled { background: var(--white); color: var(--black); border-style: dashed; }

/* --- Tableau / filtres --- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0; }
.chip { border: 2px solid var(--black); padding: 5px 12px; font-size: 0.82rem;
        font-weight: 700; color: var(--black); text-decoration: none; background: var(--white); }
.chip-active { background: var(--black); color: var(--white); }
.table { width: 100%; border-collapse: collapse; border: 3px solid var(--black);
         box-shadow: 6px 6px 0 var(--black); background: var(--white); }
.table th { background: var(--black); color: var(--white); text-align: left;
            padding: 10px 12px; font-size: 0.78rem; text-transform: uppercase;
            letter-spacing: 1px; }
.table td { padding: 10px 12px; border-bottom: 2px solid var(--black);
            vertical-align: top; font-size: 0.92rem; }
.table .actions { display: flex; flex-wrap: wrap; gap: 6px; }
.empty { border: 2px dashed var(--black); padding: 28px; text-align: center; }

/* --- Détail devis --- */
.detail-head h1 { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.subtitle { font-size: 1.05rem; margin-top: -10px; }
.meta dt { font-weight: 800; font-size: 0.75rem; text-transform: uppercase;
           letter-spacing: 1px; margin-top: 12px; }
.meta dd { margin: 2px 0 0; word-break: break-word; }
.hash { font-size: 0.78rem; word-break: break-all; background: var(--yellow);
        padding: 2px 4px; }
.hash-small { font-size: 0.65rem; background: none; color: #555; display: block; }
.hash-line { font-size: 0.85rem; margin-top: 12px; }
.actions-block { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { border-left: 4px solid var(--black); padding: 0 0 18px 16px;
               position: relative; }
.timeline li::before { content: ""; position: absolute; left: -8px; top: 4px;
                       width: 12px; height: 12px; background: var(--yellow);
                       border: 2px solid var(--black); }
.timeline-date { font-size: 0.82rem; margin-left: 8px; }
.timeline small { display: block; color: #444; font-size: 0.78rem; }
.timeline .details { font-family: monospace; word-break: break-all; }

/* --- Visionneuse PDF --- */
.pdf-frame { width: 100%; height: 420px; border: 2px solid var(--black); }
.pdf-frame-tall { height: 560px; }

/* --- Signature --- */
.sign-head { margin-bottom: 24px; }
.tabs { display: flex; gap: 0; margin-top: 20px; }
.tab { font-family: inherit; font-weight: 700; font-size: 0.9rem;
       padding: 8px 20px; border: 2px solid var(--black); background: var(--white);
       cursor: pointer; margin-right: -2px; }
.tab-active { background: var(--black); color: var(--white); }
.tab-panel { border: 2px solid var(--black); padding: 16px; margin-top: -2px; }
#sig-canvas { width: 100%; max-width: 600px; height: 200px; touch-action: none;
              border: 2px dashed var(--black); background: var(--white);
              cursor: crosshair; display: block; margin-bottom: 10px; }
.typed-preview { font-family: "Brush Script MT", "Snell Roundhand",
                 "Segoe Script", cursive; font-size: 2.6rem; min-height: 70px;
                 padding: 10px 16px; border: 2px dashed var(--black); }
.refuse-line { margin-top: 22px; font-size: 0.9rem; }
.refuse-line a { color: var(--red); }
.legal { color: #444; margin-top: 26px; }
.small { font-size: 0.85rem; }