/* ============================================================
   contact.css - /contact/ : SPLIT CONSOLE
   Narratif : "Parlons de votre projet". Le formulaire est l'element
   principal, visible des le premier ecran (landing / Google Ads).
   A gauche : pitch humain compact + coordonnees. A droite : le form,
   ou le panneau de confirmation apres envoi.

   Effets : ondes concentriques radio sur le mesh, trait qui scintille
   sous le titre (transmission), form focus magnetique sur les inputs.
   ============================================================ */

.page-contact { --c-ease-out: cubic-bezier(.23, 1, .32, 1); }

/* ------------------------------------------------------------
   SHELL : grille split, compacte, le form passe above-the-fold
   ------------------------------------------------------------ */
.contact-shell {
  position: relative;
  padding: clamp(72px, 11vh, 128px) clamp(24px, 5vw, 80px) clamp(56px, 7vw, 96px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--noir-0) 0%, var(--noir-1) 40%, var(--noir-0) 100%);
  overflow: hidden;
  isolation: isolate;
}
.contact-shell__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1fr);
  gap: clamp(40px, 5vw, 88px);
  align-items: start;
  max-width: 1240px;
  margin: 0 auto;
}
@media (max-width: 940px) {
  .contact-shell__grid { grid-template-columns: 1fr; gap: 44px; }
}

/* Mesh : ONDES CONCENTRIQUES (signal radio qui emet) */
.contact-shell .idx3-page-hero__mesh::before {
  animation: contactRadio 4s ease-out infinite;
}
@keyframes contactRadio {
  0%   { transform: scale(.8); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ------------------------------------------------------------
   COLONNE GAUCHE : pitch + coordonnees
   ------------------------------------------------------------ */
.contact-shell__intro { align-self: start; }

.contact-shell__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(38px, 4.8vw, 72px);
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 0 0 28px;
  opacity: 0; transform: translateY(10px);
  animation: contactTitleIn .9s var(--c-ease-out) 200ms forwards;
}
@keyframes contactTitleIn { to { opacity: 1; transform: translateY(0); } }

.contact-shell__title em {
  position: relative;
  display: inline-block;
  font-style: italic;
  color: var(--lume-1);
}
.contact-shell__title em::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  bottom: 0;
  height: 2px;
  background: var(--lume-1);
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  animation: contactSignal 1.6s var(--c-ease-out) 1200ms forwards;
}
@keyframes contactSignal {
  0%   { opacity: 0; transform: scaleX(0); }
  20%  { opacity: 1; transform: scaleX(.3); }
  35%  { opacity: 0; }
  50%  { opacity: 1; transform: scaleX(.6); }
  65%  { opacity: 0; }
  80%  { opacity: 1; transform: scaleX(.9); }
  100% { opacity: 1; transform: scaleX(1); }
}

.contact-shell__lead {
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 44ch;
  margin: 0 0 40px;
  opacity: 0;
  animation: contactFade 1s var(--c-ease-out) 600ms forwards;
}
.contact-shell__lead strong { color: var(--ink-1); font-weight: 500; }
@keyframes contactFade { to { opacity: 1; } }

/* Coordonnees : liste de definition mono, lignes filetees */
.contact-coords {
  margin: 0;
  border-top: 1px solid var(--line);
  opacity: 0;
  animation: contactFade 1s var(--c-ease-out) 900ms forwards;
}
.contact-coords > div {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}
.contact-coords dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
  align-self: center;
}
.contact-coords dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-1);
}
.contact-coords a { color: var(--lume-1); text-decoration: none; }
.contact-coords a:hover { text-decoration: underline; }
.contact-coords .spec--num { font-family: var(--font-mono); }

.contact-note {
  margin: 28px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-3);
}
.contact-note a { color: var(--ink-1); text-decoration: none; border-bottom: 1px solid var(--line); }
.contact-note a:hover { color: var(--lume-1); border-bottom-color: var(--lume-1); }

/* ------------------------------------------------------------
   COLONNE DROITE : le panneau formulaire (element principal)
   ------------------------------------------------------------ */
.contact-shell__panel {
  position: relative;
  background: var(--noir-1);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: clamp(26px, 3vw, 44px);
  opacity: 0; transform: translateY(14px);
  animation: contactPanelIn .85s var(--c-ease-out) 450ms forwards;
}
@keyframes contactPanelIn { to { opacity: 1; transform: translateY(0); } }

.contact-panel__head {
  display: flex;
  gap: 16px;
  align-items: baseline;
  margin-bottom: 28px;
}
.contact-panel__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 30px;
  line-height: 1;
  color: var(--lume-1);
}
.contact-panel__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0;
}
.contact-panel__sub {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-3);
  margin: 7px 0 0;
}

/* Le form ne grille plus que sur 2 colonnes a l'interieur du panneau */
.contact-shell__panel .idx3-form { margin: 0; }

/* Form focus magnetique : input/textarea/select au focus = border
   lume + leger scale-up */
.page-contact .idx3-form input[type="text"]:focus,
.page-contact .idx3-form input[type="email"]:focus,
.page-contact .idx3-form select:focus,
.page-contact .idx3-form textarea:focus {
  border-color: var(--lume-1);
  box-shadow: 0 0 0 3px var(--lume-glow);
  transform: scale(1.005);
  transition: border-color .25s var(--c-ease-out),
              box-shadow .25s var(--c-ease-out),
              transform .25s var(--c-ease-out);
}

/* Validation client : messages d'erreur inline + etat invalide */
.page-contact .idx3-form__row { flex-wrap: wrap; }
.page-contact .idx3-form .field-error {
  display: block;
  width: 100%;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0;
  text-transform: none;
  color: #D87070;
}
.page-contact .idx3-form .field-error:empty { display: none; }
.page-contact .idx3-form input.is-invalid,
.page-contact .idx3-form select.is-invalid,
.page-contact .idx3-form textarea.is-invalid {
  border-color: rgba(216, 112, 112, .55);
  background: rgba(216, 112, 112, .04);
}

/* ------------------------------------------------------------
   ALERTES + CONFIRMATION
   ------------------------------------------------------------ */
.contact-alert {
  padding: 14px 18px;
  border-radius: 10px;
  margin-bottom: 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
}
.contact-alert--danger {
  background: rgba(216, 112, 112, .1);
  border: 1px solid rgba(216, 112, 112, .32);
  color: #D87070;
}

/* Panneau de confirmation : remplace le formulaire apres envoi */
.contact-success {
  animation: contactPanelIn .7s var(--c-ease-out) forwards;
}
.contact-success__mark {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(107, 191, 138, .12);
  border: 1px solid rgba(107, 191, 138, .42);
  color: #6BBF8A;
  font-size: 26px;
  line-height: 1;
  margin-bottom: 26px;
}
.contact-success__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.contact-success__text {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 46ch;
  margin: 0 0 14px;
}
.contact-success__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-3);
  margin: 0 0 30px;
}
.contact-success__actions { display: flex; flex-wrap: wrap; gap: 14px; }

@media (prefers-reduced-motion: reduce) {
  .page-contact *, .page-contact *::before, .page-contact *::after {
    animation: none !important; transition: none !important;
    opacity: 1 !important; transform: none !important;
  }
}