/* ============================================
   AI SEARCH OPTIMIZATION PAGE — extends styles.css tokens
   ============================================ */

.nav-dropdown-item.is-current { background: rgba(61, 107, 255, 0.1); }
.nav-dropdown-item.is-current .nav-dropdown-item-title { color: var(--signal-soft); }

/* ---------- HERO (split with image + signal badge) ---------- */
.ais-hero {
  padding: clamp(140px, 16vw, 200px) 0 var(--section-pad);
  position: relative;
  overflow: hidden;
}
.ais-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 1000px) {
  .ais-hero-grid { grid-template-columns: 1fr; gap: 44px; }
}

.ais-hero-headline {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2rem, 4.2vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
  max-width: 19ch;
}

.ais-hero-lead {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--fs-lead);
  color: var(--paper-dim);
  max-width: 52ch;
  line-height: 1.45;
  margin: 0 0 22px;
}

.behavior-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 26px;
}
.behavior-tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--signal-soft);
  border: 1px solid var(--hairline);
  padding: 8px 16px;
  border-radius: 100px;
}

.challenge-block {
  margin: 0 0 26px;
  padding: 22px 26px;
  border-left: 2px solid var(--signal);
  background: linear-gradient(90deg, rgba(61,107,255,0.08), transparent);
}
.challenge-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.challenge-statement {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--paper);
  margin: 0;
  line-height: 1.4;
}

.ais-hero-body {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
  max-width: 54ch;
  margin: 0 0 20px;
}
.ais-hero .closing-statement { margin: 0 0 32px; padding-top: 0; border-top: none; }
.ais-hero .hero-ctas { display: flex; gap: 18px; flex-wrap: wrap; }

.ais-hero-visual {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
}
.ais-hero-visual img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border: 1px solid var(--hairline);
  filter: saturate(0.85) brightness(0.88);
}
.visual-frame-glow {
  position: absolute;
  inset: -1px;
  pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(61,107,255,0.25);
  background: linear-gradient(200deg, rgba(61,107,255,0.18), transparent 50%);
}
.signal-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--hairline);
  border-radius: 100px;
  padding: 10px 18px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--paper);
}
.signal-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255,154,61,0.8);
  flex-shrink: 0;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* ---------- WHAT IS AI SEARCH OPTIMIZATION (seo vs aiso cards) ---------- */
.what-is-section { padding: var(--section-pad) 0; background: var(--ink-soft); }
.seo-vs-aiso {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 28px;
  align-items: center;
  margin: 12px 0 40px;
}
@media (max-width: 800px) {
  .seo-vs-aiso { grid-template-columns: 1fr; gap: 16px; }
}
.seo-card {
  border: 1px solid var(--hairline);
  padding: 32px 30px;
  border-radius: var(--radius-card);
}
.seo-card-old { background: var(--surface); }
.seo-card-new { background: var(--surface-raised); border-color: rgba(61,107,255,0.4); }
.seo-card-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.seo-card-old .seo-card-label { color: var(--muted); }
.seo-card-new .seo-card-label { color: var(--signal-soft); }
.seo-card p {
  font-family: var(--font-display);
  font-size: 1.1rem;
  line-height: 1.5;
  margin: 0;
  color: var(--paper);
}
.seo-vs-divider {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  border: 1px solid var(--hairline);
  border-radius: 50%;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (max-width: 800px) { .seo-vs-divider { margin: 0 auto; } }

.objective-block {
  padding: 26px 30px;
  border-left: 2px solid var(--amber);
  background: linear-gradient(90deg, rgba(255,154,61,0.08), transparent);
}
.objective-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.objective-statement {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--amber-soft);
  margin: 0;
  line-height: 1.4;
}

/* ---------- WHY AI SEARCH RESHAPING (activity grid + stat callout) ---------- */
.reshaping-section { padding: var(--section-pad) 0; }
.activity-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  margin: 8px 0 40px;
}
@media (max-width: 800px) { .activity-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .activity-grid { grid-template-columns: 1fr; } }
.activity-cell {
  background: var(--ink);
  padding: 26px 22px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--paper);
  transition: background 0.35s;
}
.activity-cell:hover { background: var(--surface); }

.stat-callout {
  margin: 0 0 32px;
  padding: 36px 40px;
  background: linear-gradient(135deg, rgba(61,107,255,0.12), rgba(255,154,61,0.06));
  border: 1px solid rgba(61,107,255,0.3);
  border-radius: var(--radius-card);
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  line-height: 1.5;
  color: var(--paper);
  text-align: center;
}

/* ---------- NEW RULES (shift visual) ---------- */
.rules-section { padding: var(--section-pad) 0; background: var(--ink-soft); }
.rules-shift {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
  margin: 12px 0 36px;
}
@media (max-width: 800px) {
  .rules-shift { grid-template-columns: 1fr; gap: 24px; }
}
.rules-col-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}
.rules-old .rules-col-label { color: var(--muted); }
.rules-new .rules-col-label { color: var(--signal-soft); }
.rules-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.rules-pill {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 11px 20px;
  border-radius: 100px;
}
.rules-old .rules-pill {
  color: var(--muted);
  border: 1px solid var(--hairline);
  text-decoration: line-through;
  text-decoration-color: var(--hairline);
}
.rules-new .rules-pill {
  color: var(--paper);
  background: var(--surface-raised);
  border: 1px solid rgba(61,107,255,0.4);
  font-family: var(--font-display);
  font-weight: 500;
}
.rules-shift-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--amber);
}
.rules-shift-arrow span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--muted);
}
@media (max-width: 800px) {
  .rules-shift-arrow svg { transform: rotate(90deg); }
}

/* ---------- FRAMEWORK ACCORDION ---------- */
.framework-section { padding: var(--section-pad) 0; }
.framework-accordion { border-top: 1px solid var(--hairline); }
.framework-item {
  border-bottom: 1px solid var(--hairline);
}
.framework-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  background: none;
  border: none;
  color: var(--paper);
  cursor: pointer;
  text-align: left;
  transition: opacity 0.3s;
}
.framework-header:hover { opacity: 0.8; }
.framework-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.8rem;
  color: var(--hairline);
  flex-shrink: 0;
  width: 50px;
}
.framework-item.is-open .framework-num { color: var(--signal-soft); }
.framework-header h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  font-weight: 500;
  margin: 0;
  flex: 1;
}
.framework-chevron {
  flex-shrink: 0;
  color: var(--muted);
  transition: transform 0.35s var(--ease-out);
}
.framework-item.is-open .framework-chevron { transform: rotate(180deg); color: var(--amber); }

.framework-panel {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.45s var(--ease-out);
}
.framework-item.is-open .framework-panel {
  max-height: 600px;
}
.framework-panel-inner {
  padding: 0 0 32px 74px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
@media (max-width: 800px) {
  .framework-panel-inner { grid-template-columns: 1fr; padding-left: 0; }
}
.framework-intro {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--paper-dim);
  font-size: 1.05rem;
  line-height: 1.5;
  margin: 0 0 14px;
}
.framework-body { color: var(--muted); font-size: 0.95rem; line-height: 1.6; margin: 0 0 16px; }
.framework-includes-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
  display: block;
}
.framework-result {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--signal-soft);
  font-size: 1rem;
  line-height: 1.5;
  margin: 16px 0 0;
}
.framework-items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.framework-items li {
  position: relative;
  padding-left: 22px;
  color: var(--paper);
  font-size: 0.95rem;
}
.framework-items li::before {
  content: '';
  position: absolute;
  left: 0; top: 7px;
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
}

/* Conversational example chat bubbles (pillar 03) */
.conversational-example {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.example-bubble {
  max-width: 90%;
  padding: 12px 18px;
  border-radius: 14px;
  font-size: 0.9rem;
  line-height: 1.45;
}
.example-bubble-old {
  align-self: flex-start;
  background: var(--surface);
  border: 1px solid var(--hairline);
  color: var(--muted);
  font-family: var(--font-mono);
  border-radius: 14px 14px 14px 4px;
}
.example-bubble-new {
  align-self: flex-end;
  background: rgba(61, 107, 255, 0.15);
  border: 1px solid rgba(61,107,255,0.4);
  color: var(--paper);
  font-family: var(--font-display);
  font-style: italic;
  border-radius: 14px 14px 4px 14px;
}
.example-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
  display: block;
}

/* ---------- HOW IT SUPPORTS GROWTH ---------- */
.growth-section { padding: var(--section-pad) 0; background: var(--ink-soft); }
.growth-list { border-top: 1px solid var(--hairline); }
.growth-row {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
  transition: background 0.35s;
}
.growth-row:hover { background: rgba(61, 107, 255, 0.04); }
@media (max-width: 700px) {
  .growth-row { grid-template-columns: 1fr; gap: 8px; padding: 20px 0; }
}
.growth-row h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0;
  color: var(--paper);
}
.growth-row p { color: var(--muted); font-size: 0.95rem; line-height: 1.6; margin: 0; }

/* ---------- WHO NEEDS THIS (split with image) ---------- */
.who-needs-section { padding: var(--section-pad) 0; }
.who-needs-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) { .who-needs-grid { grid-template-columns: 1fr; gap: 36px; } }
.who-needs-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 8px;
}
.who-needs-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline);
}
.who-needs-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0 0 6px;
  color: var(--paper);
}
.who-needs-item p { color: var(--muted); font-size: 0.9rem; margin: 0; line-height: 1.5; }
.who-needs-visual img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border: 1px solid var(--hairline);
  filter: saturate(0.85) brightness(0.9);
}

/* ---------- WHY LEADCRUNCH MEDIA ---------- */
.why-lcm-section { padding: var(--section-pad) 0; background: var(--ink-soft); }

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  margin-top: 8px;
}
@media (max-width: 700px) { .reasons-grid { grid-template-columns: 1fr; } }
.reason-cell {
  background: var(--ink);
  padding: 32px 28px;
  transition: background 0.35s;
}
.reason-cell:hover { background: var(--surface); }
.reason-cell h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  margin: 0 0 12px;
  color: var(--signal-soft);
}
.reason-cell p { color: var(--muted); font-size: 0.92rem; margin: 0; line-height: 1.55; }

/* ---------- PHILOSOPHY (bg image) ---------- */
.philosophy-section {
  position: relative;
  padding: clamp(100px, 15vw, 180px) 0;
  overflow: hidden;
  text-align: center;
}
.philosophy-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.8) brightness(0.45);
  z-index: 0;
}
.philosophy-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 900px 600px at 50% 40%, rgba(61,107,255,0.18), transparent 65%), linear-gradient(180deg, var(--ink) 0%, rgba(11,18,32,0.7) 30%, rgba(11,18,32,0.92) 100%);
  z-index: 1;
}
.philosophy-inner { position: relative; z-index: 2; max-width: 800px; }
.philosophy-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem);
  line-height: 1.25;
  margin: 0 0 28px;
}
.philosophy-body {
  color: var(--paper-dim);
  font-size: 1.08rem;
  line-height: 1.65;
  max-width: 60ch;
  margin: 0 auto 28px;
}
.philosophy-closing {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--signal-soft);
  max-width: 56ch;
  margin: 0 auto;
  line-height: 1.5;
}