/* ===== Style commun : welcome + thank you ===== */
:root {
  --primary: #ea0d0d;
  --primary-dark: #ea0d0d;
  --accent: #16a34a;
  --text: #1f2937;
  --muted: #6b7280;
  --bg: #f3f6fb;
  --card: #ffffff;
  --radius: 18px;
}

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

html, body { height: 100%; }

body {
  font-family: "Cairo", "Segoe UI", Tahoma, Arial, sans-serif;
  background: linear-gradient(160deg, #e8f0ff 0%, var(--bg) 60%);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  line-height: 1.6;
}

.card {
  background: var(--card);
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(11, 94, 215, 0.12);
  padding: 36px 28px;
  text-align: center;
}

.ar { direction: rtl; font-size: 1.05rem; }
.fr { direction: ltr; }

h1 { font-size: 1.5rem; margin-bottom: 6px; }
h1.fr { font-size: 1.2rem; color: var(--muted); font-weight: 600; margin-bottom: 18px; }

p { margin-bottom: 10px; }
p.fr { color: var(--muted); font-size: .95rem; }

/* Loader (welcome) */
.loader {
  width: 54px; height: 54px;
  border: 5px solid #dbe6fb;
  border-top-color: var(--primary);
  border-radius: 50%;
  margin: 0 auto 22px;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Bouton */
.btn {
  display: inline-block;
  margin-top: 18px;
  padding: 13px 26px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
  font-weight: 700;
  transition: background .2s;
}
.btn:hover { background: var(--primary-dark); }

/* Thank you */
.check {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 34px;
  line-height: 64px;
  margin: 0 auto 18px;
}

.thanks-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  margin: 20px 0;
  object-fit: cover;
}

.footer { margin-top: 14px; font-size: .8rem; color: var(--muted); }

/* ===== Responsive ===== */
@media (max-width: 480px) {
  .card { padding: 26px 18px; }
  h1 { font-size: 1.25rem; }
  h1.fr { font-size: 1.05rem; }
  .ar { font-size: 1rem; }
  .btn { width: 100%; }
}