/**
 * Process Section — Warm, Calm Design 2025
 * Soft timeline with rounded cards, warm colors, gentle shadows
 */

/* ========================================
   Design Tokens — Using Global Color Scheme
   ======================================== */
:root {
  /* Using global color variables for consistency */
  --process-primary: var(--accent);
  --process-primary-dark: var(--accent-hover);
  --process-accent: var(--accent-sage);
  --process-text: var(--fg);
  --process-text-secondary: var(--fg-secondary);
  --process-background: var(--bg-alt);
  --process-surface: var(--surface);
  --process-border: var(--border);

  /* Card sizing */
  --process-card-padding: clamp(1.75rem, 3vw, 2.25rem);

  /* Motion - smooth and gentle */
  --process-transition: var(--transition-base);
}

/* ========================================
   Section Container — Clean, Flat
   ======================================== */
#process {
  position: relative;
  background: var(--process-background);
  padding: clamp(4rem, 8vw, 6rem) 0;
}

/* ========================================
   Timeline Container — Clean Grid
   ======================================== */
.process-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: clamp(1.5rem, 3vw, 2rem);
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4, 1rem);
}

@media (min-width: 1024px) {
  .process-timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ========================================
   Process Card — Flat, Minimal Design
   ======================================== */
.process-step {
  position: relative;
  width: 100%;
}

/* Card inner wrapper */
.process-step__card {
  position: relative;
  width: 100%;
  height: 100%; /* Ensure equal height cards */
  background: var(--card-highlight); /* Gentle soft yellow background */
  border: 1px solid var(--process-border);
  border-radius: 1.5rem; /* 24px - softer, more organic */
  padding: var(--process-card-padding);

  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;

  transition: all var(--process-transition);
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.02),
    0 2px 8px rgba(0, 0, 0, 0.02);
  overflow: hidden;
}

/* Subtle mesh gradient overlay */
.process-step__card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle at top center, rgba(232, 168, 124, 0.05) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--process-transition);
  z-index: 0;
}

/* Hover state — gentle lift with warm glow */
.process-step:hover .process-step__card {
  border-color: var(--process-primary);
  transform: translateY(-2px);
  background: var(--card-highlight-hover); /* Warmer yellow on hover */
  box-shadow:
    0 4px 12px rgba(232, 168, 124, 0.12),
    0 2px 6px rgba(232, 168, 124, 0.08);
}

.process-step:hover .process-step__card::before {
  opacity: 1;
}

/* ========================================
   Step Number Badge — Soft gradient circle
   ======================================== */
.process-step__badge {
  position: relative;
  z-index: 1;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--process-primary) 0%, var(--process-primary-dark) 100%);
  display: grid;
  place-items: center;
  margin-bottom: 0.75rem;
  box-shadow: 0 4px 12px rgba(232, 168, 124, 0.25);
}

/* Number inside badge */
.process-step__number {
  font-size: 1.5rem; /* 24px */
  font-weight: 700;
  color: white;
}

/* ========================================
   Typography — Clean, Readable
   ======================================== */
.process-step__title {
  position: relative;
  z-index: 1;
  font-size: clamp(1.125rem, 2vw, 1.375rem); /* 18-22px */
  font-weight: 600;
  line-height: 1.3;
  color: var(--process-text);
  margin: 0;
  /* Prevent inappropriate word breaking */
  word-break: keep-all;
  overflow-wrap: normal;
  hyphens: none;
}

.process-step__description {
  position: relative;
  z-index: 1;
  font-size: clamp(0.875rem, 1.5vw, 1rem); /* 14-16px */
  font-weight: 400;
  line-height: 1.6;
  color: var(--process-text-secondary);
  margin: 0;
}

/* ========================================
   Connection Lines — Simple Thin Lines
   ======================================== */
.process-step__connector {
  display: none;
}

@media (min-width: 1024px) {
  .process-step__connector {
    display: block;
    position: absolute;
    top: 32px; /* Half of badge height */
    left: 100%;
    width: calc(100% - 64px); /* Account for badge size */
    height: 1px;
    background: var(--process-border);
    z-index: -1;
    pointer-events: none;
    margin-left: 32px; /* Half of badge width */
  }

  /* Hide connector on last step */
  .process-step:last-child .process-step__connector {
    display: none;
  }
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 1023px) {
  .process-timeline {
    grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  }
}

@media (max-width: 640px) {
  .process-timeline {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* ========================================
   Reduced Motion Support
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  .process-step,
  .process-step__card {
    transition: none !important;
  }
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
  .process-step__card {
    background: white;
    border: 1px solid #ddd;
  }

  .process-timeline {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .process-step__connector {
    display: none;
  }
}