/* ============================================================
   PROCESS.CSS — Page header, step timeline, FAQ strip
   Mothrills 3D Studio
   ============================================================ */

/* ════════════════════════════════════════════════════════════
   PAGE HEADER
   ════════════════════════════════════════════════════════════ */
.process-header {
  padding-top: 148px;
  padding-bottom: var(--space-24);
  position: relative;
  overflow: hidden;
}

.process-header::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 560px;
  background: radial-gradient(
    ellipse at top,
    rgba(79, 172, 254, 0.06) 0%,
    transparent 65%
  );
  pointer-events: none;
}

.process-header__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: end;
}

.process-header__copy {}

.process-header__title {
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.0;
  margin-bottom: var(--space-6);
}

.process-header__sub {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.65;
}

/* Quick-step pills on the right */
.process-header__steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: var(--space-8);
  border-left: 1px solid var(--border);
}

.process-header__step-pill {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color var(--duration) var(--ease),
              background var(--duration) var(--ease);
}

.process-header__step-pill:hover {
  background: rgba(79, 172, 254, 0.04);
  border-color: var(--border);
}

.process-header__step-num {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  min-width: 24px;
}

.process-header__step-name {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* ════════════════════════════════════════════════════════════
   PROCESS TIMELINE — main steps
   ════════════════════════════════════════════════════════════ */
.process-timeline {
  padding-block: var(--space-8);
  position: relative;
}

.process-timeline__inner {
  position: relative;
  max-width: 1000px;
}

/* Vertical connector line */
.process-timeline__inner::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 52px;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--border) 5%,
    var(--border) 95%,
    transparent
  );
  pointer-events: none;
}

/* ── Individual step ── */
.process-step {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: var(--space-10);
  padding-block: var(--space-12);
  position: relative;
  border-bottom: 1px solid var(--border);
  transition: border-color var(--duration) var(--ease);
}

.process-step:last-child {
  border-bottom: none;
}

.process-step:hover .process-step__node {
  border-color: rgba(79, 172, 254, 0.5);
  box-shadow: 0 0 20px rgba(79, 172, 254, 0.15);
}

.process-step:hover .process-step__num {
  color: var(--accent);
}

/* ── Number + node ── */
.process-step__aside {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 4px;
  position: relative;
  z-index: 1;
}

.process-step__node {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
  position: relative;
}

.process-step__node-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(79,172,254,0.7);
}

.process-step__num {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  margin-top: var(--space-3);
  transition: color var(--duration) var(--ease);
}

/* ── Content ── */
.process-step__content {}

.process-step__header {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.process-step__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--text-primary);
}

.process-step__phase-tag {
  padding: 4px 10px;
  border-radius: 20px;
  background: rgba(79, 172, 254, 0.08);
  border: 1px solid rgba(79, 172, 254, 0.15);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.process-step__desc {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 680px;
  margin-bottom: var(--space-6);
}

/* Deliverable tags */
.process-step__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.process-step__tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  transition: border-color var(--duration) var(--ease),
              color var(--duration) var(--ease);
}

.process-step__tag::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.process-step:hover .process-step__tag {
  border-color: rgba(79, 172, 254, 0.15);
  color: var(--text-secondary);
}

/* ════════════════════════════════════════════════════════════
   PRINCIPLES STRIP — 3 columns
   ════════════════════════════════════════════════════════════ */
.process-principles {
  padding-block: var(--space-24);
  border-top: 1px solid var(--border);
}

.process-principles__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-12);
}

.process-principle {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid var(--border);
  transition: border-color var(--duration) var(--ease),
              transform var(--duration-slow) var(--ease-out),
              box-shadow var(--duration-slow) var(--ease-out);
}

.process-principle:hover {
  border-color: rgba(79, 172, 254, 0.2);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(79,172,254,0.06), 0 12px 40px rgba(0,0,0,0.3);
}

.process-principle__icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-5);
  color: var(--accent);
  filter: drop-shadow(0 0 6px rgba(79,172,254,0.4));
}

.process-principle__title {
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.process-principle__desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
}

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .process-principles__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .process-header__inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  .process-header__sub { font-size: var(--text-lg); }

  .process-header__steps {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--border);
    padding-top: var(--space-8);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-1);
  }

  .process-timeline__inner::before { left: 40px; }

  .process-step {
    grid-template-columns: 80px 1fr;
    gap: var(--space-6);
    padding-block: var(--space-10);
  }

  .process-step__title { font-size: 1.4rem; }
  .process-step__desc { font-size: var(--text-base); }
}

@media (max-width: 480px) {
  .process-principles__grid { grid-template-columns: 1fr; }

  .process-step {
    grid-template-columns: 56px 1fr;
    gap: var(--space-4);
  }

  .process-timeline__inner::before { left: 28px; }
}