/**
 * WBD Timeline Widget — Frontend Styles
 * @version 1.0.4 — PERMANENT FIX: No JS dependency for visibility
 */

/* ============================================================
   CSS Custom Properties
   ============================================================ */
.wbd-timeline-wrap {
  --wbd-primary:       #667eea;
  --wbd-primary-dark:  #5a67d8;
  --wbd-line-color:    #e2e8f0;
  --wbd-line-width:    3px;
  --wbd-icon-size:     56px;
  --wbd-anim-duration: 700ms;
  --wbd-anim-ease:     cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --wbd-card-radius:   12px;
  --wbd-card-shadow:   0 8px 40px rgba(0, 0, 0, 0.08);
  --wbd-transition:    0.3s ease;
}

/* ============================================================
   Wrapper
   ============================================================ */
.wbd-timeline-wrap {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 0 20px;
  box-sizing: border-box;
}

/* ============================================================
   Center Line
   ============================================================ */
.wbd-timeline-line-wrap {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: var(--wbd-line-width);
  pointer-events: none;
  z-index: 0;
}

.wbd-timeline-line {
  position: absolute;
  inset: 0;
  width: var(--wbd-line-width);
  background-color: var(--wbd-line-color);
  border-radius: 100px;
}

.wbd-timeline-line-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--wbd-line-width);
  height: 0%;
  background: linear-gradient(to bottom, var(--wbd-primary), var(--wbd-primary-dark));
  border-radius: 100px;
  transition: height 0.05s linear;
  will-change: height;
}

.wbd-timeline--glow .wbd-timeline-line-progress {
  box-shadow: 0 0 12px 3px rgba(102, 126, 234, 0.45),
              0 0 6px 1px rgba(102, 126, 234, 0.3);
}

/* ============================================================
   Items Container
   ============================================================ */
.wbd-timeline-items {
  position: relative;
  z-index: 1;
}

/* ============================================================
   Timeline Item
   ============================================================ */
.wbd-timeline-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  margin-bottom: 60px;
  min-height: var(--wbd-icon-size);

  /* PERMANENT FIX: Always visible by default — JS adds animation on top */
  opacity: 1;
  transform: none;
  visibility: visible;
}

.wbd-timeline-item:last-child {
  margin-bottom: 0;
}

/* Left */
.wbd-timeline-item--left {
  flex-direction: row-reverse;
  justify-content: flex-end;
}
.wbd-timeline-item--left .wbd-timeline-content {
  margin-right: calc(50% + var(--wbd-icon-size) / 2 + 24px);
  margin-left: 0;
}
.wbd-timeline-item--left .wbd-timeline-connector {
  right: calc(50% - var(--wbd-icon-size) / 2);
  left: auto;
}

/* Right */
.wbd-timeline-item--right {
  flex-direction: row;
  justify-content: flex-start;
}
.wbd-timeline-item--right .wbd-timeline-content {
  margin-left: calc(50% + var(--wbd-icon-size) / 2 + 24px);
  margin-right: 0;
}
.wbd-timeline-item--right .wbd-timeline-connector {
  left: calc(50% - var(--wbd-icon-size) / 2);
  right: auto;
}

/* ============================================================
   Icon
   ============================================================ */
.wbd-timeline-icon-wrap {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0;
  width: var(--wbd-icon-size);
  height: var(--wbd-icon-size);
  border-radius: 50%;
  background-color: var(--wbd-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.35);
  transition:
    transform var(--wbd-transition),
    background-color var(--wbd-transition),
    box-shadow var(--wbd-transition);
}

.wbd-timeline-icon-wrap i,
.wbd-timeline-icon-inner {
  color: #fff;
  font-size: 20px;
  pointer-events: none;
}

.wbd-timeline-icon-wrap svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

/* Icon hover animations */
[data-icon-hover="pulse"] .wbd-timeline-item:hover .wbd-timeline-icon-wrap {
  animation: wbd-icon-pulse 0.6s ease;
}
[data-icon-hover="bounce"] .wbd-timeline-item:hover .wbd-timeline-icon-wrap {
  animation: wbd-icon-bounce 0.5s ease;
}
[data-icon-hover="rotate"] .wbd-timeline-item:hover .wbd-timeline-icon-wrap {
  transform: translateX(-50%) rotate(360deg);
}
[data-icon-hover="scale"] .wbd-timeline-item:hover .wbd-timeline-icon-wrap {
  transform: translateX(-50%) scale(1.15);
}

/* ============================================================
   Connector
   ============================================================ */
.wbd-timeline-connector {
  position: absolute;
  top: calc(var(--wbd-icon-size) / 2);
  height: 2px;
  width: 24px;
  background: linear-gradient(to right, var(--wbd-primary), var(--wbd-line-color));
  z-index: 2;
  opacity: 0.6;
  transition: opacity var(--wbd-transition);
}

.wbd-timeline-item--left .wbd-timeline-connector {
  right: calc(50% - var(--wbd-icon-size) / 2);
  background: linear-gradient(to left, var(--wbd-primary), var(--wbd-line-color));
}

.wbd-timeline-item:hover .wbd-timeline-connector {
  opacity: 1;
}

/* ============================================================
   Content Card
   ============================================================ */
.wbd-timeline-content {
  position: relative;
  width: 44%;
  background: #fff;
  border-radius: var(--wbd-card-radius);
  box-shadow: var(--wbd-card-shadow);
  padding: 28px;
  z-index: 2;
  transition:
    transform var(--wbd-transition),
    box-shadow var(--wbd-transition),
    background-color var(--wbd-transition);
}

/* Arrow pointer */
.wbd-timeline-content::before {
  content: "";
  position: absolute;
  top: calc(var(--wbd-icon-size) / 2 - 8px);
  width: 16px;
  height: 16px;
  background: inherit;
  border-radius: 2px;
  transform: rotate(45deg);
  z-index: -1;
  box-shadow: inherit;
}
.wbd-timeline-item--right .wbd-timeline-content::before { left: -8px; }
.wbd-timeline-item--left  .wbd-timeline-content::before { right: -8px; }

/* Card hover */
[data-card-hover="lift"] .wbd-timeline-content:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.14);
}
[data-card-hover="glow"] .wbd-timeline-content:hover {
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.25), 0 8px 40px rgba(0, 0, 0, 0.1);
}

/* ============================================================
   Meta / Date
   ============================================================ */
.wbd-timeline-meta {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--wbd-primary);
  margin-bottom: 10px;
  opacity: 0.9;
}

/* ============================================================
   Heading
   ============================================================ */
.wbd-timeline-heading {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1a202c;
  margin: 0 0 12px;
  line-height: 1.35;
}

/* ============================================================
   Description
   ============================================================ */
.wbd-timeline-description {
  font-size: 0.95rem;
  color: #718096;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* ============================================================
   Button
   ============================================================ */
.wbd-timeline-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--wbd-primary);
  text-decoration: none;
  border: 2px solid var(--wbd-primary);
  padding: 10px 22px;
  border-radius: 6px;
  transition:
    background-color var(--wbd-transition),
    color var(--wbd-transition),
    border-color var(--wbd-transition),
    transform var(--wbd-transition),
    box-shadow var(--wbd-transition);
}

.wbd-timeline-btn:hover {
  background-color: var(--wbd-primary);
  color: #fff;
  border-color: var(--wbd-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(102, 126, 234, 0.4);
}

/* ============================================================
   SCROLL ANIMATIONS
   Only applied AFTER JS adds .wbd-anim-ready to the wrap.
   Without that class = no hiding = always visible.
   ============================================================ */

/* JS sets .wbd-anim-ready on wrap once it's running */
.wbd-anim-ready[data-animation="fade-slide"] .wbd-timeline-item:not(.wbd-is-visible) {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity var(--wbd-anim-duration) var(--wbd-anim-ease),
    transform var(--wbd-anim-duration) var(--wbd-anim-ease);
}

.wbd-anim-ready[data-animation="fade"] .wbd-timeline-item:not(.wbd-is-visible) {
  opacity: 0;
  transition: opacity var(--wbd-anim-duration) var(--wbd-anim-ease);
}

.wbd-anim-ready[data-animation="scale"] .wbd-timeline-item:not(.wbd-is-visible) {
  opacity: 0;
  transform: scale(0.88);
  transition:
    opacity var(--wbd-anim-duration) var(--wbd-anim-ease),
    transform var(--wbd-anim-duration) var(--wbd-anim-ease);
}

.wbd-anim-ready[data-animation="slide-left"] .wbd-timeline-item--left:not(.wbd-is-visible) {
  opacity: 0;
  transform: translateX(-60px);
  transition:
    opacity var(--wbd-anim-duration) var(--wbd-anim-ease),
    transform var(--wbd-anim-duration) var(--wbd-anim-ease);
}

.wbd-anim-ready[data-animation="slide-left"] .wbd-timeline-item--right:not(.wbd-is-visible) {
  opacity: 0;
  transform: translateX(60px);
  transition:
    opacity var(--wbd-anim-duration) var(--wbd-anim-ease),
    transform var(--wbd-anim-duration) var(--wbd-anim-ease);
}

/* Revealed */
.wbd-timeline-item.wbd-is-visible {
  opacity: 1 !important;
  transform: none !important;
  visibility: visible !important;
}

/* ============================================================
   Icon Keyframes
   ============================================================ */
@keyframes wbd-icon-pulse {
  0%   { transform: translateX(-50%) scale(1); }
  50%  { transform: translateX(-50%) scale(1.2); }
  100% { transform: translateX(-50%) scale(1); }
}

@keyframes wbd-icon-bounce {
  0%   { transform: translateX(-50%) translateY(0); }
  30%  { transform: translateX(-50%) translateY(-10px); }
  60%  { transform: translateX(-50%) translateY(-4px); }
  100% { transform: translateX(-50%) translateY(0); }
}

/* ============================================================
   Tablet
   ============================================================ */
@media screen and (max-width: 1024px) {
  .wbd-timeline-item--left .wbd-timeline-content {
    margin-right: calc(50% + var(--wbd-icon-size) / 2 + 16px);
  }
  .wbd-timeline-item--right .wbd-timeline-content {
    margin-left: calc(50% + var(--wbd-icon-size) / 2 + 16px);
  }
  .wbd-timeline-content { padding: 22px; }
}

/* ============================================================
   Mobile
   ============================================================ */
@media screen and (max-width: 767px) {
  .wbd-timeline-line-wrap { left: 20px; transform: none; }

  .wbd-timeline-item,
  .wbd-timeline-item--left,
  .wbd-timeline-item--right {
    flex-direction: row;
    justify-content: flex-start;
    align-items: flex-start;
  }

  .wbd-timeline-icon-wrap { left: 20px; transform: translateX(-50%); }

  .wbd-timeline-item--left .wbd-timeline-content,
  .wbd-timeline-item--right .wbd-timeline-content {
    width: calc(100% - 60px);
    margin-left: 60px !important;
    margin-right: 0 !important;
  }

  .wbd-timeline-item--left .wbd-timeline-connector,
  .wbd-timeline-item--right .wbd-timeline-connector {
    left: 28px;
    right: auto;
    width: 24px;
    background: linear-gradient(to right, var(--wbd-primary), var(--wbd-line-color));
  }

  .wbd-timeline-item--left .wbd-timeline-content::before,
  .wbd-timeline-item--right .wbd-timeline-content::before {
    left: -8px;
    right: auto;
  }

  .wbd-timeline-content { padding: 18px; }
  .wbd-timeline-heading { font-size: 1rem; }
  .wbd-timeline-btn { width: 100%; justify-content: center; }
}

/* ============================================================
   Reduced Motion
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .wbd-timeline-item,
  .wbd-timeline-btn,
  .wbd-timeline-content,
  .wbd-timeline-icon-wrap {
    transition: none !important;
    animation: none !important;
  }
  .wbd-timeline-item {
    opacity: 1 !important;
    transform: none !important;
  }
}