@font-face{font-family:'Chakra Petch';font-style:normal;font-weight:600;font-display:swap;src:url('fonts/chakra-petch-600.woff2') format('woff2');}
@font-face{font-family:'Hanken Grotesk';font-style:normal;font-weight:400;font-display:swap;src:url('fonts/hanken-grotesk-400.woff2') format('woff2');}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:500;font-display:swap;src:url('fonts/jetbrains-mono-500.woff2') format('woff2');}

:root {
  --carbon-2: #101218;
  --panel: #13161f;
  --panel-2: #1a1e2a;
  --chrome: #d1d5db;
  --cyan: #4a9fc1;
  --cyan-bright: #7fd6f5;
  --cyan-deep: #2a6f8f;
  --txt: #e7ebf2;
  --txt-dim: #9aa3b2;
  --txt-faint: #69707e;
  --line: rgba(255,255,255,0.07);
  --line-2: rgba(255,255,255,0.12);
  --line-cyan: rgba(74,159,193,0.35);
  --shadow-lg: 0 24px 70px rgba(0,0,0,0.6);
  --shadow-card: 0 12px 34px rgba(0,0,0,0.45);
}

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 28px; border-radius: 6px;
  font-family: 'Chakra Petch', sans-serif;
  font-weight: 600; font-size: 0.95rem; letter-spacing: 0.02em;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  cursor: pointer; position: relative; overflow: hidden; border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-deep));
  color: #051018;
  box-shadow: 0 8px 26px rgba(74,159,193,0.35), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(74,159,193,0.55); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.form-group { margin-bottom: 12px; }
.form-group label { display: block; font-size: 0.78rem; color: var(--txt-dim); margin-bottom: 5px; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line-2); border-radius: 6px;
  font-family: inherit; font-size: 0.92rem; transition: all 0.2s; background: var(--carbon-2); color: var(--txt);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--txt-faint); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(74,159,193,0.12); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-group select option { background: var(--carbon-2); color: var(--txt); }

.devis-card {
  background: var(--panel); border-radius: 14px; padding: 36px;
  box-shadow: var(--shadow-lg); border: 1px solid var(--line-cyan); position: relative;
}
.devis-card::before { content: ''; position: absolute; top: -1px; left: -1px; right: -1px; height: 3px; background: linear-gradient(90deg, var(--cyan), var(--cyan-bright), var(--cyan)); border-radius: 14px 14px 0 0; }
.devis-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.devis-header h3 { font-size: 1.3rem; color: var(--chrome); }
.devis-badge { background: rgba(74,159,193,0.12); color: var(--cyan-bright); padding: 5px 12px; border-radius: 4px; font-size: 0.7rem; font-weight: 600; display: flex; align-items: center; gap: 5px; font-family: 'JetBrains Mono', monospace; }
.devis-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan-bright); box-shadow: 0 0 8px rgba(127,214,245,0.9); animation: pulseDot 1.5s infinite; }
.devis-sub { color: var(--txt-dim); font-size: 0.88rem; margin-bottom: 20px; }
.devis-card .btn-primary { width: 100%; justify-content: center; }
.devis-foot { font-size: 0.78rem; color: var(--txt-faint); margin-top: 12px; text-align: center; }
@keyframes pulseDot { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

.contact-form { background: var(--panel); border-radius: 14px; padding: 38px; box-shadow: var(--shadow-card); border: 1px solid var(--line); }
.contact-form h3 { color: var(--chrome); margin-bottom: 16px; }
.contact-form > p { color: var(--txt-dim); font-size: 0.92rem; margin-bottom: 24px; }
.contact-form .legal-note { font-size: 0.78rem; color: var(--txt-faint); margin-top: 14px; line-height: 1.5; }
.contact-form .legal-note a { color: var(--cyan); }

.alpha-form .form-group input:invalid:not(:placeholder-shown),
.alpha-form .form-group textarea:invalid:not(:placeholder-shown) { border-color: rgba(220, 80, 80, 0.55); }
.alpha-form .form-group input:focus:invalid:not(:placeholder-shown),
.alpha-form .form-group textarea:focus:invalid:not(:placeholder-shown) { outline: none; box-shadow: 0 0 0 2px rgba(220, 80, 80, 0.15); }

.alpha-form .form-submit { position: relative; min-height: 50px; }
.alpha-form .form-submit .btn-spinner {
  display: none; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(5,16,24,0.25); border-top-color: #051018;
  animation: alpha-spin 0.7s linear infinite;
}
.alpha-form.is-loading .form-submit .btn-spinner { display: inline-block; }
.alpha-form.is-loading .form-submit .btn-label { opacity: 0.7; }
.alpha-form .form-submit:disabled { opacity: 0.85; cursor: progress; }
@keyframes alpha-spin { to { transform: rotate(360deg); } }

.alpha-form .form-feedback {
  font-family: 'Hanken Grotesk', sans-serif; font-size: 0.92rem; line-height: 1.55;
  margin: 4px 0 10px; padding: 0; border-radius: 6px; color: var(--txt-dim);
  transition: padding 0.2s, background 0.2s;
}
.alpha-form .form-feedback.fb-info,
.alpha-form .form-feedback.fb-success,
.alpha-form .form-feedback.fb-error { padding: 12px 14px; margin: 8px 0 12px; border-left: 2px solid; }
.alpha-form .form-feedback.fb-info    { background: rgba(74,159,193,0.08); border-color: var(--cyan); color: var(--cyan-bright); }
.alpha-form .form-feedback.fb-success { background: rgba(40,180,120,0.10); border-color: #28b478; color: #6ad7a8; }
.alpha-form .form-feedback.fb-error   { background: rgba(220,80,80,0.10); border-color: #dc5050; color: #ff9a9a; }

.grecaptcha-badge { visibility: hidden; }
.rc-note { font-size: 0.72rem; line-height: 1.5; color: var(--txt-faint); margin-top: 10px; }
.rc-note a { color: inherit; text-decoration: underline; }

@media (max-width: 640px){ .form-row { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
  .alpha-form .form-submit .btn-spinner { animation: none; border-top-color: rgba(5,16,24,0.55); }
}