/* ==========================================================================
   Sutudo Formations — Pop-up Nouvelle Formation Gratuite
   Conçu selon les standards Modern Web (Native <dialog>, @starting-style, Top-Layer)
   ========================================================================== */

/* Animation and top-layer transition for native <dialog> */
dialog#free-training-dialog {
  position: fixed;
  inset: 0;
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  max-width: min(540px, calc(100vw - 2rem));
  width: 100%;
  overflow: visible;
  color: #fff;
  opacity: 0;
  transform: scale(0.94) translateY(12px);
  transition-property: opacity, transform, display, overlay;
  transition-duration: 0.3s;
  transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
  transition-behavior: allow-discrete;
  z-index: 9999;
}

dialog#free-training-dialog[open] {
  opacity: 1;
  transform: scale(1) translateY(0);
}

@starting-style {
  dialog#free-training-dialog[open] {
    opacity: 0;
    transform: scale(0.94) translateY(12px);
  }
}

/* Backdrop styling & transition */
dialog#free-training-dialog::backdrop {
  background-color: rgba(10, 10, 12, 0);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition:
    display 0.3s allow-discrete,
    overlay 0.3s allow-discrete,
    background-color 0.3s ease-out,
    backdrop-filter 0.3s ease-out;
}

dialog#free-training-dialog[open]::backdrop {
  background-color: rgba(10, 10, 12, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

@starting-style {
  dialog#free-training-dialog[open]::backdrop {
    background-color: rgba(10, 10, 12, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
  }
}

/* Modal Inner Card */
.free-popup-card {
  position: relative;
  border-radius: 1.75rem;
  background: linear-gradient(180deg, #18181c 0%, #121214 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 0 0 1px rgba(255, 207, 51, 0.12),
    0 24px 60px -12px rgba(0, 0, 0, 0.75),
    0 12px 30px -8px rgba(255, 207, 51, 0.15);
  padding: 2rem 2.25rem;
  overflow: hidden;
  font-family: inherit;
}

@media (max-width: 640px) {
  .free-popup-card {
    padding: 1.5rem 1.25rem;
  }
}

/* Ambient Radial Glow */
.free-popup-card::before {
  content: "";
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 320px;
  height: 200px;
  background: radial-gradient(circle, rgba(255, 207, 51, 0.22) 0%, rgba(217, 166, 41, 0.06) 50%, transparent 70%);
  pointer-events: none;
  border-radius: 50%;
}

/* Close button */
.free-popup-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  color: #a1a1aa;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 10;
}

.free-popup-close:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  transform: scale(1.08);
}

/* Header badge */
.free-popup-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background: rgba(255, 207, 51, 0.12);
  border: 1px solid rgba(255, 207, 51, 0.35);
  color: #ffcf33;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.free-popup-badge-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #ffcf33;
  box-shadow: 0 0 8px #ffcf33;
  animation: pulse-ring 2s infinite;
}

/* Titles */
.free-popup-title {
  margin-top: 1rem;
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.2;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.free-popup-title span.highlight {
  color: #ffcf33;
}

.free-popup-desc {
  margin-top: 0.65rem;
  font-size: 0.95rem;
  line-height: 1.5;
  color: #d4d4d8;
}

/* Benefits list */
.free-popup-list {
  margin: 1.25rem 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.free-popup-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: #e4e4e7;
}

.free-popup-item-icon {
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.5rem;
  background: rgba(255, 207, 51, 0.15);
  color: #ffcf33;
  flex-shrink: 0;
}

/* Form */
.free-popup-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.free-popup-input {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.free-popup-input::placeholder {
  color: #71717a;
}

.free-popup-input:focus {
  outline: none;
  border-color: #ffcf33;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(255, 207, 51, 0.18);
}

.free-popup-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.9rem 1.5rem;
  border-radius: 1rem;
  border: none;
  background: #ffcf33;
  color: #121214;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px rgba(255, 207, 51, 0.35);
}

.free-popup-btn:hover {
  background: #ffd95c;
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(255, 207, 51, 0.45);
}

.free-popup-btn:active {
  transform: translateY(0);
}

.free-popup-footer {
  margin-top: 0.75rem;
  text-align: center;
  font-size: 0.75rem;
  color: #71717a;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

/* Success view */
.free-popup-success {
  display: none;
  text-align: center;
  padding: 1.5rem 0.5rem;
}

.free-popup-success.is-visible {
  display: block;
}

.free-popup-success-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid rgba(16, 185, 129, 0.4);
  color: #10b981;
  display: grid;
  place-items: center;
  margin: 0 auto 1.25rem;
  animation: pop-bounce 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes pop-bounce {
  0% { transform: scale(0.4); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* Floating re-open trigger button */
.free-training-pill {
  position: fixed;
  bottom: 5.5rem;
  left: 1.5rem;
  z-index: 900;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.15rem;
  border-radius: 9999px;
  background: rgba(24, 24, 28, 0.92);
  border: 1px solid rgba(255, 207, 51, 0.45);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), 0 0 16px rgba(255, 207, 51, 0.2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.free-training-pill:hover {
  transform: translateY(-2px) scale(1.03);
  border-color: #ffcf33;
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.5), 0 0 22px rgba(255, 207, 51, 0.35);
}

.free-training-pill svg {
  color: #ffcf33;
}

@media (max-width: 640px) {
  .free-training-pill {
    bottom: 5rem;
    left: 1rem;
    padding: 0.55rem 0.9rem;
    font-size: 0.78rem;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  dialog#free-training-dialog,
  dialog#free-training-dialog[open],
  dialog#free-training-dialog::backdrop,
  dialog#free-training-dialog[open]::backdrop,
  .free-training-pill {
    transform: none;
    transition-duration: 0.05s;
    animation: none;
  }
}