/* ===== 見出し ===== */

.p-story-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.p-story-heading__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-brand-green);
  box-shadow: 0 0 8px 1px var(--color-brand-green);
}

.p-story-title {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  margin-bottom: 16px;
}

.p-story-text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.9;
}

/* ===== 比較(従来型 vs AI活用) ===== */

.p-compare {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.p-compare__side {
  position: relative;
  padding: 28px 26px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
}

.p-compare__side--before {
  background-color: var(--color-bg-sub);
}

.p-compare__side--after {
  background-color: var(--color-bg-elevated);
  border-color: rgba(108, 199, 255, 0.35);
  box-shadow: var(--glow-accent);
}

.p-compare__label {
  display: inline-block;
  font-family: var(--font-family-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.p-compare__side--before .p-compare__label {
  color: var(--color-text-muted);
}

.p-compare__side--after .p-compare__label {
  color: var(--color-accent-bright);
}

.p-compare__title {
  margin-top: 10px;
  font-size: 1.1rem;
}

.p-compare__list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.p-compare__list-item {
  position: relative;
  padding-left: 20px;
  font-size: 0.88rem;
  line-height: 1.7;
}

.p-compare__side--before .p-compare__list-item {
  color: var(--color-text-muted);
}

.p-compare__side--before .p-compare__list-item::before {
  content: '×';
  position: absolute;
  left: 0;
  color: var(--color-text-muted);
  opacity: 0.6;
}

.p-compare__side--after .p-compare__list-item::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-brand-green);
  font-weight: 700;
}

/* ===== できることショーケース / 実装フィーチャー ===== */

.p-capability-grid {
  counter-reset: capability;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.p-capability {
  --mx: 50%;
  --my: 50%;
  --rx: 0deg;
  --ry: 0deg;
  counter-increment: capability;
  position: relative;
  display: block;
  overflow: hidden;
  padding: 26px 24px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background-color: var(--color-bg-elevated);
  transform: perspective(900px) rotateX(var(--ry)) rotateY(var(--rx));
  transition: border-color 0.3s ease, transform 0.12s ease-out, box-shadow 0.3s ease;
  will-change: transform;
}

.p-capability::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(280px circle at var(--mx) var(--my), rgba(108, 199, 255, 0.15), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
}

.p-capability::after {
  content: counter(capability, decimal-leading-zero);
  position: absolute;
  right: 14px;
  bottom: -10px;
  font-family: var(--font-family-mono);
  font-size: 3.4rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-text);
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
  transition: opacity 0.3s ease;
}

.p-capability:hover {
  border-color: rgba(108, 199, 255, 0.4);
  transform: perspective(900px) rotateX(var(--ry)) rotateY(var(--rx)) translateY(-4px);
  box-shadow: var(--glow-accent);
}

.p-capability:hover::before {
  opacity: 1;
}

.p-capability:hover::after {
  opacity: 0.1;
}

.p-capability__icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  color: var(--color-accent-bright);
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  z-index: 1;
}

.p-capability__icon::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: inherit;
  border: 1px solid rgba(108, 199, 255, 0.6);
  opacity: 0;
}

.p-capability:hover .p-capability__icon::before {
  animation: p-capability-ping 0.9s ease-out;
}

@keyframes p-capability-ping {
  0% {
    opacity: 0.8;
    transform: scale(0.85);
  }

  100% {
    opacity: 0;
    transform: scale(1.35);
  }
}

.p-capability__icon svg {
  width: 22px;
  height: 22px;
}

.p-capability:hover .p-capability__icon {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  color: #ffffff;
  border-color: transparent;
}

.p-capability__title {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  font-size: 1rem;
}

.p-capability__text {
  position: relative;
  z-index: 1;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.p-capability__meta {
  position: relative;
  z-index: 1;
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-family-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--color-brand-green);
}

.p-capability__meta--link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent-bright);
  transition: gap 0.25s ease;
}

.p-capability:hover .p-capability__meta--link {
  gap: 10px;
}

/* ===== 実例コールアウト ===== */

.p-proof-callout {
  position: relative;
  margin-top: 40px;
  margin-bottom: 40px;
  padding: 36px 40px;
  border: 1px solid rgba(108, 199, 255, 0.35);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(47, 150, 224, 0.1), transparent 60%), var(--color-bg-elevated);
  overflow: hidden;
}

.p-proof-callout__corner {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 0 solid rgba(108, 199, 255, 0.5);
  pointer-events: none;
}

.p-proof-callout__corner--tl {
  top: 14px;
  left: 14px;
  border-top-width: 1px;
  border-left-width: 1px;
}

.p-proof-callout__corner--br {
  bottom: 14px;
  right: 14px;
  border-bottom-width: 1px;
  border-right-width: 1px;
}

.p-proof-callout__tag {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-brand-green);
}

.p-proof-callout__title {
  position: relative;
  margin-top: 14px;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

.p-proof-callout__text {
  position: relative;
  margin-top: 12px;
  color: var(--color-text-muted);
  font-size: 0.92rem;
  line-height: 1.85;
}

.p-proof-callout__action {
  position: relative;
  margin-top: 24px;
}

/* ===== 開発の流れ(タイムライン) ===== */

.p-process {
  position: relative;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.p-process__step {
  position: relative;
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  padding-bottom: 40px;
}

.p-process__step:last-child {
  padding-bottom: 0;
}

.p-process__node {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(47, 150, 224, 0.18), rgba(17, 33, 58, 0.5));
  border: 1px solid rgba(108, 199, 255, 0.4);
  color: var(--color-accent-bright);
  box-shadow: 0 0 16px -4px rgba(47, 150, 224, 0.6);
  z-index: 1;
}

.p-process__node svg {
  width: 20px;
  height: 20px;
}

.p-process__step:not(:last-child) .p-process__node::after {
  content: '';
  position: absolute;
  top: 44px;
  bottom: -40px;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, var(--color-accent-bright), var(--color-border));
  opacity: 0.5;
}

.p-process__pulse {
  position: absolute;
  left: 50%;
  top: 44px;
  width: 6px;
  height: 6px;
  margin-left: -3px;
  border-radius: 50%;
  background-color: var(--color-brand-green);
  box-shadow: 0 0 10px 3px rgba(57, 211, 83, 0.8);
  opacity: 0;
  animation: p-process-pulse-travel 2.6s ease-in-out infinite;
  animation-delay: calc(var(--pulse-index, 0) * 0.7s);
}

.p-process__step:last-child .p-process__pulse {
  display: none;
}

@keyframes p-process-pulse-travel {
  0% {
    top: 44px;
    opacity: 0;
  }

  10% {
    opacity: 1;
  }

  85% {
    opacity: 1;
  }

  100% {
    top: calc(100% + 40px);
    opacity: 0;
  }
}

.p-process__index {
  position: relative;
  top: -2px;
  font-family: var(--font-family-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-accent-bright);
}

.p-process__title {
  margin-top: 6px;
  font-size: 1.05rem;
}

.p-process__text {
  margin-top: 8px;
  color: var(--color-text-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

@media (prefers-reduced-motion: reduce) {
  .p-process__pulse {
    animation: none;
    opacity: 0;
  }

  .p-capability:hover .p-capability__icon::before {
    animation: none;
    opacity: 0;
  }
}

/* ===== ケーススタディ(課題/アプローチ/成果) ===== */

.p-case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.p-case-study {
  --mx: 50%;
  --my: 50%;
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  display: block;
  overflow: hidden;
  padding: 30px 28px;
  border: 1px solid var(--color-border);
  border-radius: 16px;
  background-color: var(--color-bg-elevated);
  transform: perspective(900px) rotateX(var(--ry)) rotateY(var(--rx));
  transition: border-color 0.3s ease, transform 0.12s ease-out, box-shadow 0.3s ease;
  will-change: transform;
}

.p-case-study::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(320px circle at var(--mx) var(--my), rgba(108, 199, 255, 0.14), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.p-case-study:hover::before {
  opacity: 1;
}

.p-case-study:hover {
  border-color: rgba(108, 199, 255, 0.4);
  transform: perspective(900px) rotateX(var(--ry)) rotateY(var(--rx)) translateY(-4px);
  box-shadow: var(--glow-accent);
}

.p-case-study__tag {
  position: relative;
  font-family: var(--font-family-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-accent-bright);
}

.p-case-study__title {
  position: relative;
  margin-top: 8px;
  font-size: 1.15rem;
}

.p-case-study__rows {
  position: relative;
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.p-case-study__row-label {
  display: inline-block;
  font-family: var(--font-family-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

.p-case-study__row-text {
  margin-top: 4px;
  font-size: 0.88rem;
  color: var(--color-text);
  line-height: 1.7;
}

.p-case-study__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: gap 0.25s ease, color 0.25s ease;
}

.p-case-study:hover .p-case-study__link {
  gap: 10px;
  color: var(--color-accent-bright);
}

/* ===== 技術スタックタグ ===== */

.p-tech-tags {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.p-tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-bg-elevated);
  font-family: var(--font-family-mono);
  font-size: 0.8rem;
  color: var(--color-text);
  transition: border-color 0.25s ease, color 0.25s ease;
}

.p-tech-tag:hover {
  border-color: rgba(108, 199, 255, 0.5);
  color: var(--color-accent-bright);
}

/* ===== デモパネル共通(ウィンドウ風バー) ===== */

.p-chat-demo,
.p-query-demo {
  margin-top: 24px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background-color: var(--color-bg);
  overflow: hidden;
}

.p-demo-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
}

.p-demo-bar__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.p-demo-bar__dot--red {
  background-color: #ff6b6b;
}

.p-demo-bar__dot--yellow {
  background-color: #f5c451;
}

.p-demo-bar__dot--green {
  background-color: var(--color-brand-green);
}

.p-demo-bar__label {
  margin-left: auto;
  font-family: var(--font-family-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
}

@keyframes p-demo-blink {
  0%,
  49% {
    opacity: 1;
  }

  50%,
  100% {
    opacity: 0;
  }
}

/* ===== チャット風デモ(Web戦略・運営) ===== */

.p-chat-demo__body {
  padding: 20px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 150px;
}

.p-chat-demo__line {
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.p-chat-demo__line.is-visible {
  opacity: 1;
  transform: none;
}

.p-chat-demo__line[data-role='user'] {
  align-self: flex-end;
  background-color: rgba(47, 150, 224, 0.16);
  border: 1px solid rgba(108, 199, 255, 0.3);
  color: var(--color-text);
  border-bottom-right-radius: 2px;
}

.p-chat-demo__line[data-role='ai'] {
  align-self: flex-start;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-bottom-left-radius: 2px;
}

.p-chat-demo__line.is-typing::after {
  content: '_';
  color: var(--color-brand-green);
  animation: p-demo-blink 0.9s steps(1) infinite;
  margin-left: 2px;
}

/* ===== クエリ風デモ(システム開発) ===== */

.p-query-demo__body {
  padding: 20px;
  font-family: var(--font-family-mono);
  font-size: 0.82rem;
}

.p-query-demo__query {
  min-height: 1.4em;
  color: var(--color-accent-bright);
  white-space: pre-wrap;
  word-break: break-all;
}

.p-query-demo__query.is-typing::after {
  content: '_';
  color: var(--color-brand-green);
  animation: p-demo-blink 0.9s steps(1) infinite;
}

.p-query-demo__table {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.p-query-demo__row {
  display: grid;
  grid-template-columns: 60px 1fr 90px;
  gap: 12px;
  padding: 7px 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.p-query-demo__row[data-step] {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.p-query-demo__row[data-step].is-visible {
  opacity: 1;
  transform: none;
}

.p-query-demo__row--head {
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  font-weight: 700;
}

/* ===== 仕様リスト(ターミナル風の自動タイプ表示) ===== */

.p-spec-terminal {
  margin-top: 16px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background-color: var(--color-bg);
  overflow: hidden;
}

.p-spec-terminal__body {
  padding: 8px 26px;
}

.p-spec-terminal__line {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-family: var(--font-family-mono);
  font-size: 0.84rem;
  color: var(--color-text);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.p-spec-terminal__line:last-child {
  border-bottom: none;
}

.p-spec-terminal__line.is-visible {
  opacity: 1;
  transform: none;
}

.p-spec-terminal__line::before {
  content: '>';
  flex-shrink: 0;
  color: var(--color-brand-green);
  font-weight: 700;
}

.p-spec-terminal__line.is-typing::after {
  content: '_';
  color: var(--color-brand-green);
  animation: p-demo-blink 0.9s steps(1) infinite;
}

@media (max-width: 640px) {
  .p-spec-terminal__body {
    padding: 4px 18px;
  }

  .p-spec-terminal__line {
    font-size: 0.78rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .p-chat-demo__line.is-typing::after,
  .p-query-demo__query.is-typing::after,
  .p-spec-terminal__line.is-typing::after {
    animation: none;
  }
}

@media (max-width: 640px) {
  .p-chat-demo__line {
    max-width: 92%;
  }

  .p-query-demo__row {
    grid-template-columns: 50px 1fr 70px;
    font-size: 0.74rem;
  }
}

@media (max-width: 768px) {
  .p-compare {
    grid-template-columns: 1fr;
  }

  .p-capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .p-proof-callout {
    padding: 28px 24px;
  }

  .p-case-study-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .p-capability-grid {
    grid-template-columns: 1fr;
  }

  .p-process__step {
    grid-template-columns: 36px 1fr;
    gap: 16px;
  }

  .p-process__node {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .p-process__node svg {
    width: 16px;
    height: 16px;
  }

  .p-process__step:not(:last-child) .p-process__node::after,
  .p-process__pulse {
    top: 36px;
  }
}