/* ==========================================================================
   Workflow Section — Ideation + Design
   ========================================================================== */

.workflow {
  position: relative;
}

.workflow.section {
  padding-block: clamp(1rem, 0.5rem + 1.5vw, 2rem);
}

/* Section header */
.workflow__header {
  margin-bottom: var(--space-4xl);
  text-align: center;
}

.workflow__category {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.workflow__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  letter-spacing: -0.03em;
}

/* Side-by-side pair */
.workflow__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* Step block */
.workflow__step {
  position: relative;
  margin-bottom: var(--space-4xl);
}

.workflow__step:last-child {
  margin-bottom: 0;
}

.workflow__step--compact {
  margin-bottom: 0;
}

.workflow__step--compact .workflow__step-header {
  justify-content: flex-start;
}

.workflow__step--compact .workflow__step-desc {
  text-align: left;
  margin-inline: 0;
}

.workflow__step--compact .chat-container {
  max-width: 100%;
}

.workflow__step-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.workflow__step-title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  line-height: 1.4;
}

.workflow__step-desc {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  max-width: 55ch;
  margin-inline: auto;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
  text-align: center;
}

/* Connecting dots between steps */
.workflow__connector-dots {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-2xl) 0;
}

.workflow__connector-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  animation: dotFade 2s ease-in-out infinite;
}

.workflow__connector-dot:nth-child(1) { animation-delay: 0s; }
.workflow__connector-dot:nth-child(2) { animation-delay: 0.3s; }
.workflow__connector-dot:nth-child(3) { animation-delay: 0.6s; }

@keyframes dotFade {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.6; }
}

/* Section connector dots (between sections) */
.section-connector-dots {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-2xl) 0;
}

.section-connector-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  animation: dotFade 2s ease-in-out infinite;
}

.section-connector-dot:nth-child(1) { animation-delay: 0s; }
.section-connector-dot:nth-child(2) { animation-delay: 0.3s; }
.section-connector-dot:nth-child(3) { animation-delay: 0.6s; }

/* Chat screenshot (replaces chat container) */
.chat-screenshot {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.chat-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   Step 1: Chat visualization
   ========================================================================== */

.chat-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 440px;
  margin-inline: auto;
  padding: var(--space-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

/* Typing indicator */
.typing-indicator {
  display: inline-flex;
  gap: 4px;
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  border-bottom-left-radius: var(--radius-sm);
  align-self: flex-start;
}

.typing-indicator__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-text-tertiary);
  animation: dotPulse 1.2s ease-in-out infinite;
}

.typing-indicator__dot:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator__dot:nth-child(3) { animation-delay: 0.4s; }

/* ==========================================================================
   Step 2: Sketches grid (5 cards — 3 top, 2 bottom centered)
   Uses 6-column sub-grid: top row spans 2 cols each, bottom row offset by 1
   ========================================================================== */

.sketches-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-lg);
  max-width: 820px;
  margin-inline: auto;
}

.sketches-grid .sketch-card:nth-child(1) { grid-column: 1 / 3; }
.sketches-grid .sketch-card:nth-child(2) { grid-column: 3 / 5; }
.sketches-grid .sketch-card:nth-child(3) { grid-column: 5 / 7; }
.sketches-grid .sketch-card:nth-child(4) { grid-column: 2 / 4; }
.sketches-grid .sketch-card:nth-child(5) { grid-column: 4 / 6; }

.sketch-card {
  position: relative;
  border-radius: var(--radius-lg);
}

.sketch-card__label {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.sketch-card .sketch-image {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.sketch-card__number {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  z-index: 2;
}

.sketch-card__number .badge {
  background: rgba(255, 255, 255, 0.92);
  color: #1a1a1a;
  border-color: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-weight: var(--weight-bold);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  font-size: 0.65rem;
  padding: 0.2em 0.55em;
}

/* ==========================================================================
   Brainstorm Note — creative callout
   ========================================================================== */

.brainstorm-note {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  max-width: 580px;
  margin-inline: auto;
  margin-top: var(--space-2xl);
  padding: var(--space-lg) var(--space-xl);
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  overflow: hidden;
  transition:
    transform var(--duration-base) var(--ease-spring),
    box-shadow var(--duration-base) var(--ease-out),
    border-color var(--duration-base) var(--ease-out);
}

.brainstorm-note::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-accent) 6%, transparent),
    transparent 60%,
    color-mix(in srgb, var(--color-secondary) 4%, transparent)
  );
  pointer-events: none;
}

.brainstorm-note:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-accent) 30%, var(--glass-border));
}

.brainstorm-note__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--gradient-accent);
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 16px var(--color-accent-glow);
  position: relative;
}

.brainstorm-note__icon svg {
  width: 26px;
  height: 26px;
}

/* Pulsing glow ring around the icon */
.brainstorm-note__icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: calc(var(--radius-md) + 4px);
  border: 2px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  animation: brainstormPulse 3s ease-in-out infinite;
}

@keyframes brainstormPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.06); }
}

.brainstorm-note__content {
  flex: 1;
  position: relative;
  z-index: 1;
}

.brainstorm-note__title {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-2xs);
}

.brainstorm-note__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}



/* ==========================================================================
   Step 3: Sketch → Design transformation (3 rows)
   ========================================================================== */

.transform-visual-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.transform-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.transform-visual__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--color-accent);
  flex-shrink: 0;
  align-self: center;
}

.transform-visual__arrow svg {
  width: 24px;
  height: 24px;
}

.transform-visual__item {
  flex: 1;
  min-width: 100px;
}

.transform-visual__label {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-sm);
}

.transform-visual__image {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition:
    transform var(--duration-base) var(--ease-spring),
    box-shadow var(--duration-base) var(--ease-out);
}

.transform-visual__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.transform-visual__image:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-md);
}

.transform-visual__image--final {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   Step 6: Result / Celebration
   ========================================================================== */

.result-section {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.result-stat {
  padding: var(--space-lg);
}

/* ==========================================================================
   Step note/annotation
   ========================================================================== */

.step-note {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  margin-inline: auto;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-accent-subtle);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 55ch;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* Compact sketches inside pair — 2x2 grid */
.workflow__step--compact .sketches-grid {
  grid-template-columns: 1fr 1fr;
  max-width: 100%;
  gap: var(--space-sm);
}

.workflow__step--compact .sketches-grid .sketch-card {
  grid-column: auto;
}

/* Brainstorm note — full width below pair */
.workflow .brainstorm-note {
  max-width: 100%;
  margin-top: var(--space-xl);
}

@media (max-width: 900px) {
  .workflow__pair {
    grid-template-columns: 1fr;
  }

  .workflow__step--compact .workflow__step-header {
    justify-content: center;
  }

  .workflow__step--compact .workflow__step-desc {
    text-align: center;
    margin-inline: auto;
  }

  .sketches-grid {
    grid-template-columns: repeat(4, 1fr);
    max-width: 100%;
  }

  .sketches-grid .sketch-card:nth-child(1) { grid-column: 1 / 3; }
  .sketches-grid .sketch-card:nth-child(2) { grid-column: 3 / 5; }
  .sketches-grid .sketch-card:nth-child(3) { grid-column: 1 / 3; }
  .sketches-grid .sketch-card:nth-child(4) { grid-column: 3 / 5; }
  .sketches-grid .sketch-card:nth-child(5) { grid-column: 2 / 4; }
}

@media (max-width: 768px) {
  .sketches-grid {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .sketches-grid .sketch-card {
    grid-column: auto !important;
  }

  .transform-visual {
    flex-direction: column;
  }

  .transform-visual__arrow {
    transform: rotate(90deg);
  }

  .result-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xs);
  }

  .result-stat {
    padding: var(--space-sm);
  }

  .result-card {
    padding: var(--space-lg) var(--space-md);
  }

  .result-card__stat {
    font-size: var(--text-xl);
  }

  .result-card__label {
    font-size: var(--text-xs);
  }

  .result-card__thumbnail {
    margin-bottom: var(--space-md) !important;
  }

  .chat-container {
    max-width: 100%;
  }

  .brainstorm-note {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }
}