.sara-process-module {
  --spm-bg: #ffffff;
  --spm-text-main: #0a0a0a;
  --spm-text-muted: #737373;
  --spm-accent-warm: #b87b4c;
  --spm-accent-dot: #a0633b;
  --spm-num-color: #d6ccc2;
  --spm-node-bg: #fbf8f4;
  --spm-node-border: #ede6dc;
  --spm-wave-line: #9c9287;
  --spm-wave-track: #f0ebe4;
  position: relative;
  width: 100%;
  background-color: var(--spm-bg);
  box-sizing: border-box;
}

.sara-process-module .spm-scroll-track {
  position: relative;
  width: 100%;
  height: 300vh;
}

.sara-process-module .spm-sticky-viewport {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  min-height: 640px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  padding: 40px 24px;
  box-sizing: border-box;
}

.sara-process-module .spm-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 30px auto;
  z-index: 10;
  pointer-events: auto;
}

.sara-process-module .spm-badge {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--spm-accent-warm);
  margin-bottom: 12px;
  display: block;
}

.sara-process-module .spm-title {
  font-size: clamp(30px, 4.2vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--spm-text-main);
  line-height: 1.18;
  margin-bottom: 14px;
}

.sara-process-module .spm-subtitle {
  font-size: clamp(14px, 1.4vw, 16.5px);
  font-weight: 400;
  color: var(--spm-text-muted);
  line-height: 1.55;
  max-width: 580px;
  margin: 0 auto;
}

.sara-process-module .spm-stage-scroller {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sara-process-module .spm-timeline-stage {
  position: relative;
  width: 1500px;
  max-width: 1500px;
  height: 460px;
  flex-shrink: 0;
  margin: 0 auto;
  transition: transform 0.22s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.sara-process-module .spm-wave-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
  z-index: 1;
}

.sara-process-module .spm-wave-bg {
  fill: none;
  stroke: var(--spm-wave-track);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.4;
}

.sara-process-module .spm-wave-active {
  fill: none;
  stroke: var(--spm-wave-line);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke-dashoffset 0.08s linear;
}

.sara-process-module .spm-steps-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.sara-process-module .spm-step-item {
  position: absolute;
  transform: translate(-50%, 0);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 165px;
  pointer-events: auto;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.5s;
  z-index: 5;
}

.sara-process-module .spm-step-item.is-revealed {
  opacity: 1;
  visibility: visible;
}

.sara-process-module .spm-step-number {
  font-size: 32px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--spm-num-color);
  margin-bottom: 8px;
  user-select: none;
  transition: color 0.3s ease;
}

.sara-process-module .spm-step-circle {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--spm-node-bg);
  border: 1.5px solid var(--spm-node-border);
  box-shadow: 0 4px 14px rgba(160, 140, 120, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
              box-shadow 0.35s ease,
              border-color 0.35s ease;
}

.sara-process-module .spm-step-item:hover .spm-step-circle,
.sara-process-module .spm-step-item.is-active .spm-step-circle {
  transform: scale(1.08);
  border-color: var(--spm-accent-warm);
  box-shadow: 0 8px 24px rgba(184, 123, 76, 0.2);
}

.sara-process-module .spm-step-item:hover .spm-step-number {
  color: var(--spm-accent-warm);
}

.sara-process-module .spm-step-icon {
  width: 28px;
  height: 28px;
  stroke: #222222;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  transition: stroke 0.3s ease;
}

.sara-process-module .spm-step-item:hover .spm-step-icon {
  stroke: var(--spm-accent-warm);
}

.sara-process-module .spm-step-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--spm-accent-dot);
  margin-top: 10px;
  margin-bottom: 12px;
  flex-shrink: 0;
  transition: transform 0.3s ease, background-color 0.3s ease;
}

.sara-process-module .spm-step-item:hover .spm-step-dot {
  transform: scale(1.4);
  background-color: var(--spm-accent-warm);
}

.sara-process-module .spm-step-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.sara-process-module .spm-step-title {
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.25;
  color: var(--spm-text-main);
  margin-bottom: 8px;
  text-align: center;
}

.sara-process-module .spm-step-desc {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.45;
  color: var(--spm-text-muted);
  text-align: center;
  max-width: 155px;
}

.sara-process-module .spm-scroll-hud {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
  z-index: 10;
  text-align: center;
}

.sara-process-module .spm-progress-bar-bg {
  width: 160px;
  height: 3px;
  background: #e7e2db;
  border-radius: 99px;
  overflow: hidden;
}

.sara-process-module .spm-progress-bar-fill {
  width: 16.66%;
  height: 100%;
  background: var(--spm-accent-warm);
  border-radius: 99px;
  transition: width 0.1s linear;
}

.sara-process-module .spm-scroll-text {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #999999;
  text-align: center;
}

@media (max-width: 1540px) {
  .sara-process-module .spm-stage-scroller {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .sara-process-module .spm-header {
    margin-bottom: 12px;
  }
  .sara-process-module .spm-title {
    font-size: 28px;
  }
  .sara-process-module .spm-subtitle {
    font-size: 14px;
  }
  .sara-process-module .spm-scroll-hud {
    margin-top: 18px;
  }
}