@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;600;700&family=Great+Vibes&family=Jost:wght@400;500;600&display=swap');

:root {
  --color-bg: #f6ede1;
  --color-bg-alt: #efe1cd;
  --color-panel: #fffaf3;
  --color-parchment: #fbf2e1;
  --color-ink: #3a2a20;
  --color-ink-soft: #6b5644;
  --color-bordeaux: #7a2e3a;
  --color-bordeaux-dark: #5c2029;
  --color-gold: #b3892f;
  --color-gold-soft: #d9b96c;
  --color-border: #d8c4a0;
  --color-danger: #a13c3c;
  --shadow-soft: 0 10px 30px rgba(90, 55, 30, 0.15);
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-script: 'Great Vibes', cursive;
  --font-ui: 'Jost', system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #221a16;
    --color-bg-alt: #2a201a;
    --color-panel: #2e241d;
    --color-parchment: #362a22;
    --color-ink: #f1e3d3;
    --color-ink-soft: #cbb79f;
    --color-bordeaux: #d98a99;
    --color-bordeaux-dark: #b3616f;
    --color-gold: #e0b968;
    --color-gold-soft: #caa564;
    --color-border: #4a3a2e;
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.4);
  }
}

:root[data-theme="dark"] {
  --color-bg: #221a16;
  --color-bg-alt: #2a201a;
  --color-panel: #2e241d;
  --color-parchment: #362a22;
  --color-ink: #f1e3d3;
  --color-ink-soft: #cbb79f;
  --color-bordeaux: #d98a99;
  --color-bordeaux-dark: #b3616f;
  --color-gold: #e0b968;
  --color-gold-soft: #caa564;
  --color-border: #4a3a2e;
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

body {
  background: linear-gradient(160deg, var(--color-bg), var(--color-bg-alt));
  color: var(--color-ink);
  font-family: var(--font-ui);
  min-height: 100vh;
}

.app-header {
  text-align: center;
  padding: 2rem 1rem 1rem;
}
.app-header h1 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--color-bordeaux);
  margin: 0 0 0.4rem;
}
.tagline {
  color: var(--color-ink-soft);
  margin: 0;
  font-size: 0.95rem;
}
.tagline strong { color: var(--color-bordeaux); }

.layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) 1fr;
  gap: 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 1.5rem 3rem;
  align-items: start;
}

@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--color-panel);
  border-radius: 16px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-border);
}

.panel-inner {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.form-panel {
  position: sticky;
  top: 1rem;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
}
@media (max-width: 860px) {
  .form-panel { position: static; max-height: none; }
}

fieldset.field-group {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1rem 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
fieldset.field-group legend {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-bordeaux);
  padding: 0 0.4rem;
}

.hint {
  margin: -0.2rem 0 0.2rem;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-ink-soft);
  margin-bottom: 0.3rem;
}

input[type="text"],
input[type="date"],
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-parchment);
  color: var(--color-ink);
  font-family: var(--font-ui);
  font-size: 0.95rem;
}
textarea { resize: vertical; min-height: 3rem; }

input:focus-visible,
textarea:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}
@media (max-width: 420px) {
  .row-2 { grid-template-columns: 1fr; }
}

.clause-category { margin-bottom: 0.6rem; }
.clause-category > h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--color-gold);
  margin: 0.6rem 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.clause-item {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 0.6rem 0.7rem;
  margin-bottom: 0.5rem;
  background: var(--color-parchment);
}
.clause-item.disabled { opacity: 0.55; }

.clause-item-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}
.clause-item-head input[type="checkbox"] {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--color-bordeaux);
  flex-shrink: 0;
}
.clause-title-input {
  flex: 1;
  font-weight: 600;
  border: none;
  background: transparent;
  padding: 0.2rem;
  color: var(--color-ink);
  font-family: var(--font-ui);
}
.clause-remove-btn {
  border: none;
  background: transparent;
  color: var(--color-danger);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.1rem 0.3rem;
  line-height: 1;
}
.clause-text-input {
  width: 100%;
  border: none;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  color: var(--color-ink-soft);
  resize: vertical;
  min-height: 2.4rem;
  padding: 0.2rem;
}

.btn {
  border: none;
  border-radius: 999px;
  padding: 0.6rem 1.2rem;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--color-bordeaux), var(--color-bordeaux-dark));
  color: #fff5ea;
  box-shadow: 0 6px 16px rgba(122, 46, 58, 0.35);
}
.btn-secondary {
  background: var(--color-parchment);
  color: var(--color-bordeaux);
  border: 1px solid var(--color-gold-soft);
}
.btn-tiny {
  background: transparent;
  color: var(--color-ink-soft);
  border: 1px solid var(--color-border);
  padding: 0.3rem 0.7rem;
  font-size: 0.78rem;
  border-radius: 999px;
  margin-top: 0.4rem;
  cursor: pointer;
}

.actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.privacy-note, .legal-note {
  font-size: 0.8rem;
  color: var(--color-ink-soft);
  margin: 0;
}
.legal-note { color: var(--color-danger); }

.signatures-form { align-items: start; }
.signature-block { display: flex; flex-direction: column; }
.sig-pad {
  border: 1px dashed var(--color-gold-soft);
  border-radius: 10px;
  background: #fffdf8;
  touch-action: none;
  width: 100%;
  max-width: 320px;
  height: 140px;
}
:root[data-theme="dark"] .sig-pad { background: #f4ead9; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .sig-pad { background: #f4ead9; }
}

/* ============ Aperçu / Certificat ============ */

.preview-panel { padding: 0.5rem; }

.certificate {
  position: relative;
  background:
    radial-gradient(circle at top right, rgba(179, 137, 47, 0.08), transparent 55%),
    var(--color-parchment);
  border: 3px double var(--color-gold);
  border-radius: 6px;
  padding: 2.4rem 2.2rem;
  margin: 0.6rem;
  box-shadow: inset 0 0 0 8px var(--color-panel), inset 0 0 0 9px var(--color-gold-soft);
  font-family: var(--font-serif);
  color: var(--color-ink);
}

.seal {
  position: absolute;
  top: 1.2rem;
  right: 1.4rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, var(--color-gold-soft), var(--color-gold) 70%);
  border: 2px solid var(--color-bordeaux-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-bordeaux-dark);
  box-shadow: 0 3px 8px rgba(0,0,0,0.25);
}

.cert-title {
  text-align: center;
  font-size: 2rem;
  color: var(--color-bordeaux);
  margin: 0 0 1rem;
  padding-right: 3rem;
}

.cert-intro {
  text-align: center;
  font-size: 1.1rem;
  line-height: 1.6;
  margin: 0 0 1.4rem;
}

.cert-articles {
  padding-left: 1.4rem;
  margin: 0 0 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.cert-articles li {
  font-size: 1.05rem;
  line-height: 1.5;
}
.cert-articles li strong {
  display: block;
  font-size: 0.95rem;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.15rem;
}

.cert-place-date {
  text-align: center;
  font-size: 1.05rem;
  margin: 0 0 1.6rem;
}

.cert-signatures {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1rem;
}
@media (max-width: 480px) {
  .cert-signatures { grid-template-columns: 1fr; }
}

.cert-sig-block {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cert-sig-canvas-wrap {
  position: relative;
  width: 100%;
  max-width: 280px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cert-sig-canvas-wrap canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.sig-fallback {
  position: relative;
  font-size: 2.1rem;
  color: var(--color-ink);
  line-height: 1;
}
.script { font-family: var(--font-script); }

.cert-sig-line {
  width: 80%;
  border-top: 1px solid var(--color-ink-soft);
  margin-top: 0.2rem;
}
.cert-sig-label {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-top: 0.3rem;
  font-family: var(--font-ui);
}

.cert-footer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-ink-soft);
  font-family: var(--font-ui);
  margin: 1rem 0 0;
}

.app-footer {
  text-align: center;
  padding: 1rem;
  color: var(--color-ink-soft);
  font-size: 0.8rem;
}

/* ============ Impression ============ */
@media print {
  body * { visibility: hidden; }
  #printArea, #printArea * { visibility: visible; }
  #printArea {
    position: absolute;
    inset: 0;
    margin: 0;
    box-shadow: none;
    width: 100%;
  }
  @page { margin: 1.2cm; }
}