/* ============================================
   Portfolio — ベテランコーダー → Web Director
   シンプル・スタイリッシュ・プロフェッショナル
   ============================================ */
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap");

:root {
  --color-bg: #fafafa;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #666;
  --color-border: #e5e5e5;
  --color-accent: #2c2c2c;
  --font-sans: "Noto Sans JP", system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
  --max-width: 1200px;
  --space-unit: 8px;
  --space-2: calc(var(--space-unit) * 2);
  --space-4: calc(var(--space-unit) * 4);
  --space-6: calc(var(--space-unit) * 6);
  --space-8: calc(var(--space-unit) * 8);
  --space-12: calc(var(--space-unit) * 12);
  --space-16: calc(var(--space-unit) * 16);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  display: flex;
  flex-direction: column;
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  /* text-decoration: underline; */
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

/* --------------------------------------------
   View Transitions API（全ページ共通）
   -------------------------------------------- */
@view-transition {
  navigation: auto;
}

::view-transition-old(root) {
  animation: vt-fade-out 0.2s ease-out forwards;
}

::view-transition-new(root) {
  animation: vt-fade-in 0.25s ease-in 0.05s both;
}

@keyframes vt-fade-out {
  to {
    opacity: 0;
  }
}

@keyframes vt-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* --------------------------------------------
   レイアウト
   -------------------------------------------- */
.l-wrap {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.l-main {
  padding-top: var(--space-12);
  padding-bottom: var(--space-16);
  flex: 1;
}

/* --------------------------------------------
   グローバルナビゲーション
   -------------------------------------------- */
.g-nav {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 0;
}

.g-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 var(--space-4);
  max-width: var(--max-width);
  margin: 0 auto;
}

.g-nav__logo {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.g-nav__logo:hover {
  text-decoration: none;
  color: var(--color-text-muted);
}

.g-nav__links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  margin: 0;
  padding: 0;
}

.g-nav__links a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.g-nav__links a:hover {
  color: var(--color-text);
  text-decoration: none;
}

/* --------------------------------------------
   トップページ：キャッチ
   -------------------------------------------- */
.p-top__catch {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-8) var(--space-4);
}

.p-top__copy {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.5;
  margin: 0 0 var(--space-8);
  max-width: 22em;
}

.p-top__action {
  margin-top: var(--space-6);
}

.p-top__action a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  text-decoration: none;
}

.p-top__action a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

/* --------------------------------------------
   About ページ
   -------------------------------------------- */
.p-about__heading {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0 0 var(--space-6);
}

.p-about__lead, .p-about__section-content {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
  line-height: 1.75;
}

ul.p-about__section-content {
  list-style: disc;
  padding-left: var(--space-4);
}

dl.p-about__section-content {
  background-color: var(--color-surface);
  padding: var(--space-4);
  dt {
    font-weight: 500;

  }
  dd {
    & + dt {
      margin-top: var(--space-2);
    }
  }
}

.p-about__section {
  margin-bottom: var(--space-12);
}

.p-about__section:last-child {
  margin-bottom: 0;
}

.p-about__section-title {
  font-size: 1.25rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-block: var(--space-6) var(--space-2);
}

.p-about__skills {
  div {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-unit);
    list-style: none;
    margin-block: .5rem;
    padding: 0;
  }
  dt {
    font-weight: 500;
  }
}

.p-about__skills li {
  font-size: 0.9375rem;
  color: var(--color-text);
}

/* --------------------------------------------
   Works インデックス：フィルタ・カード
   -------------------------------------------- */
.p-works__heading {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0 0 var(--space-4);
}

.p-works__lead {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0 0 var(--space-8);
}

.p-works__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  list-style: none;
  padding: 0;
  margin-left: 0;
  margin-right: 0;
}

.p-works__filter-btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  font-family: inherit;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.p-works__filter-btn:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}

.p-works__filter-btn.is-active {
  color: var(--color-surface);
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.p-works__filter-btn.is-active:hover {
  text-decoration: none;
}

.p-works__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (max-width: 768px) {
  .p-works__list {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.p-works__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.p-works__card:hover {
  border-color: var(--color-text-muted);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  text-decoration: none;
}

.p-works__card-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.p-works__card-link:hover {
  text-decoration: none;
}

.p-works__card-thumb {
  aspect-ratio: 16 / 9;
  background: var(--color-border);
  overflow: hidden;
}

.p-works__card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.p-works__card-body {
  padding: var(--space-4);
}

.p-works__card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.p-works__card-client {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-2);
}

.p-works__card-summary {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.p-works__card-labels {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.p-works__card-label {
  font-size: 0.75rem;
  padding: 2px var(--space-2);
  background: var(--color-bg);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.p-works__empty {
  padding: var(--space-8);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* --------------------------------------------
   Works 詳細ページ
   -------------------------------------------- */
.p-detail__back {
  display: inline-block;
  margin-bottom: var(--space-6);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.p-detail__back:hover {
  color: var(--color-text);
  text-decoration: none;
}

.p-detail__main-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--color-border);
  border-radius: 8px;
  margin-bottom: var(--space-6);
}

.p-detail__title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0 0 var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.p-detail__title-link {
  color: inherit;
  text-decoration: none;
}

.p-detail__title-link:hover {
  text-decoration: underline;
}

.p-detail__title-icon {
  display: inline-flex;
  flex-shrink: 0;
  color: var(--color-text-muted);
  font-size: 0.875em;
}

.p-detail__title-icon svg {
  display: block;
}

.p-detail__client {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-4);
}

.p-detail__labels {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  list-style: none;
  padding: 0;
  margin-left: 0;
}

.p-detail__label {
  font-size: 0.75rem;
  padding: 2px var(--space-2);
  background: var(--color-surface);
  border-radius: 4px;
  color: var(--color-text-muted);
}

.p-detail__summary {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0;
  white-space: pre-wrap;
}

/* --------------------------------------------
   フッター
   -------------------------------------------- */
.g-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-6) var(--space-4);
  text-align: center;
}

.g-footer__copy {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
}


.dg.ac {
  display: none;
}
canvas {
  opacity: .15;
  width: 100dvw;
  height: 100dvh;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 0;
}
.home {
  .l-main {
    display: flex;

  }
  .l-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
  }
}