@import url("https://fonts.googleapis.com/css2?family=Caveat:wght@400;500;600&family=M+PLUS+Rounded+1c:wght@300;400;500;700&display=swap");

:root {
  --font-display: "Caveat", cursive;
  --font-body: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", sans-serif;
  --color-bg: #edf5ed;
  --color-card: #d8e8d8;
  --color-sage: #4f7f50;
  --color-sage-pale: #b8d4b8;
  --color-sage-faint: #deeede;
  --color-ink: #1e2420;
  --color-ink-muted: #6a7a6a;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 400;
  overflow: hidden;
}

body.ready {
  overflow-y: auto;
  overflow-x: hidden;
}

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

button {
  font-family: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

h1, h2 {
  font-family: var(--font-display);
}

.site {
  position: relative;
  min-height: 100%;
  background: var(--color-bg);
}

.site-main {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.6s ease 0.1s, transform 0.6s ease 0.1s;
}

.site-main.is-visible {
  opacity: 1;
  transform: none;
}

/* ── Intro ── */

@keyframes intro-name-in {
  from { opacity: 0; transform: translateY(16px) skewY(1deg); }
  to   { opacity: 1; transform: translateY(0) skewY(0deg); }
}

.intro-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-screen.is-out {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.intro-watermark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0.06;
}

.intro-inner {
  position: relative;
  text-align: center;
}

.intro-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-ink);
}

.intro-name .char {
  display: inline-block;
}

.intro-accent {
  position: absolute;
  right: -2.5rem;
  bottom: -1.5rem;
  animation: spin-slow 10s linear infinite;
}

/* ── Floating clovers ── */

@keyframes float-a {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  40% { transform: translateY(-18px) rotate(6deg); }
  70% { transform: translateY(-8px) rotate(-4deg); }
}
@keyframes float-b {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  35% { transform: translateY(-14px) rotate(-7deg); }
  65% { transform: translateY(-5px) rotate(5deg); }
}
@keyframes float-c {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(9deg); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.float-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.float-item { position: absolute; }
.float-a { animation: float-a 8s ease-in-out infinite; }
.float-b { animation: float-b 6.5s ease-in-out infinite; }
.float-c { animation: float-c 5s ease-in-out infinite; }

/* ── Reveal ── */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Header ── */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  padding: 1.25rem 2rem;
  background: rgba(237, 245, 237, 0.88);
  backdrop-filter: blur(12px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand-label {
  font-family: var(--font-body);
  font-size: 1em;
  letter-spacing: 0.15em;
  color: var(--color-ink);
  position: relative;
  top: -5px;
}

/* ── Labels / links ── */

.label-en {
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-sage);
}

.links-block .label-en,
.archives .label-en,
.port-links .label-en {
  display: block;
  margin-bottom: 1rem;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 0;
  border-bottom: 1px solid var(--color-sage-faint);
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--color-ink-muted);
  transition: color 0.25s, padding-left 0.25s;
}

.link-item:hover {
  color: var(--color-sage);
  padding-left: 6px;
}

/* ── Layout ── */

.layout {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  padding: 80px 2rem 2.5rem;
}

.section {
  position: relative;
}

.heading-xl {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  margin: 0 0 6px;
  -webkit-text-stroke: 12px #fff;
  paint-order: stroke fill;
}

.heading-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.col-left,
.col-main {
  display: contents;
}

.profile-heading {
  order: 1;
  margin-bottom: 2.25rem;
}
.identity { order: 2; }
#profile { order: 3; }
.links-block {
  order: 4;
  margin-top: 2.5rem;
  padding-top: 0;
}
#portfolio { order: 5; }

.v-divider {
  display: none;
  width: 1px;
  align-self: stretch;
  background: var(--color-sage-faint);
}

.identity {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.identity-text {
  padding-top: 0;
}

.avatar-wrap {
  position: relative;
  flex-shrink: 0;
  width: 160px;
  height: 160px;
}

.avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-sage-pale);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.7) brightness(1.04);
}

.avatar-clover {
  position: absolute;
  bottom: -4px;
  right: -4px;
  animation: spin-slow 14s linear infinite;
}

.name-jp {
  font-family: var(--font-body);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--color-ink);
  letter-spacing: 0.04em;
  margin: 0;
}

.name-en {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: var(--color-sage);
  letter-spacing: 0.1em;
  margin: 2px 0 0;
}

.info-grid {
  border-top: 1px solid var(--color-sage-faint);
}

.info-row,
.archive-row {
  display: flex;
  gap: 1.5rem;
}

.info-row {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--color-sage-faint);
}

.info-label {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--color-sage);
  letter-spacing: 0.1em;
  min-width: 56px;
}

.info-value {
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-ink-muted);
}

.bio {
  margin: 1.5rem 0 0;
  line-height: 1.8;
  font-size: 0.875rem;
  font-family: var(--font-body);
  color: var(--color-ink-muted);
  max-width: 380px;
}

.archives { margin-top: 2.5rem; }

.archive-row {
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-sage-faint);
}

.archive-date {
  font-family: var(--font-body);
  font-size: 0.7rem;
  color: var(--color-sage);
  letter-spacing: 0.04em;
  min-width: 60px;
  font-variant-numeric: tabular-nums;
}

.archive-text {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--color-ink-muted);
}

#portfolio {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--color-sage-faint);
}

/* ── Portfolio ── */

.port-heading .heading-row { margin-bottom: 2rem; }

.port-media {
  display: grid;
  width: 100%;
  max-width: 46rem;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  gap: 0.5rem;
}

.port-stage {
  grid-column: 1;
  grid-row: 1 / 3;
  position: relative;
  min-height: 0;
  overflow: hidden;
  border-radius: 2px;
  background: var(--color-card);
}

.port-stage img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) brightness(1.03);
  opacity: 0;
  transition: opacity 0.55s ease;
}

.port-stage img.is-active { opacity: 1; }

.port-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  padding: 0.85rem 1rem;
  background: linear-gradient(to top, rgba(20, 30, 22, 0.55) 0%, transparent 100%);
}

.port-caption-jp {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: #fff;
  letter-spacing: 0.06em;
  margin: 0;
}

.port-caption-en {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.7);
  font-style: italic;
  margin: 2px 0 0;
}

.port-grid {
  display: contents;
}

.port-card {
  position: relative;
  overflow: hidden;
  border-radius: 2px;
  background: var(--color-card);
  cursor: pointer;
  aspect-ratio: 1 / 1;
  text-align: left;
  width: 100%;
}

.port-card:nth-child(1) { grid-column: 2; grid-row: 1; }
.port-card:nth-child(2) { grid-column: 2; grid-row: 2; }
.port-card:nth-child(3) { grid-column: 3; grid-row: 1; }
.port-card:nth-child(4) { grid-column: 3; grid-row: 2; }

.port-card.is-active {
  outline: 2px solid var(--color-sage);
  outline-offset: 2px;
}

.port-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.75) brightness(1.02);
  transition: transform 0.6s ease, filter 0.4s ease;
}

.port-card:hover img {
  transform: scale(1.06);
  filter: saturate(0.9) brightness(1.05);
}

.port-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 36, 32, 0.55) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s ease;
  display: flex;
  align-items: flex-end;
  padding: 14px;
}

.port-card:hover .port-card-overlay { opacity: 1; }

.port-card-label {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: #fff;
  letter-spacing: 0.06em;
}

.port-hint {
  grid-column: 1 / -1;
  margin: 0.25rem 0 0;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.65rem;
  color: var(--color-ink-muted);
  opacity: 0.6;
  letter-spacing: 0.1em;
}

.port-links {
  width: 100%;
  max-width: 46rem;
  margin-top: 2rem;
}

.share-section {
  width: 100%;
  max-width: 46rem;
  margin-top: 3.5rem;
  padding: 1.75rem 1.75rem 1.85rem;
  background: var(--color-card);
  border: 1px solid var(--color-sage-pale);
  border-radius: 14px;
}

.share-heading {
  font-size: clamp(2.4rem, 6vw, 4rem);
  -webkit-text-stroke: 8px var(--color-card);
  margin: 0;
}

.share-lead {
  margin: 0.35rem 0 0;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-ink-muted);
  letter-spacing: 0.04em;
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0.62rem 1.15rem 0.62rem 0.7rem;
  background: #fff;
  border: 1px solid var(--color-sage-pale);
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-ink);
  letter-spacing: 0.04em;
  transition: color 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.share-icon {
  width: 22px;
  height: 22px;
  display: block;
  flex-shrink: 0;
  object-fit: contain;
}

.share-btn:hover {
  color: var(--color-sage);
  border-color: var(--color-sage);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(79, 127, 80, 0.16);
}

.footer {
  margin-top: 2.5rem;
  padding: 2rem 0 0;
  text-align: center;
  border-top: 1px solid var(--color-sage-faint);
}

.footer-copy {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-ink-muted);
  opacity: 0.5;
  margin: 0;
}

@media (min-width: 768px) {
  .header {
    padding: 1.25rem 3rem;
  }

  .layout {
    flex-direction: row;
    align-items: flex-start;
    padding: 80px 3rem 2.5rem;
  }

  .col-left {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: sticky;
    top: 80px;
    width: 30%;
    flex-shrink: 0;
    height: calc(100vh - 80px);
    padding: 2.5rem 3rem 3rem 0;
    box-sizing: border-box;
  }

  .profile-heading,
  .identity,
  #profile,
  .links-block,
  #portfolio {
    order: 0;
  }

  .profile-heading {
    margin-bottom: 0;
  }

  .identity {
    align-items: flex-start;
    text-align: left;
    margin-top: 1.25rem;
    margin-bottom: 0;
    min-width: 0;
  }

  .avatar-wrap {
    width: min(100%, 200px, 32vh);
    height: auto;
    aspect-ratio: 1 / 1;
  }

  .links-block {
    margin-top: auto;
    padding-top: 1.5rem;
    flex-shrink: 0;
  }

  .v-divider {
    display: block;
    position: sticky;
    top: 80px;
    height: calc(100vh - 80px);
    flex-shrink: 0;
  }

  .col-main {
    display: flex;
    flex-direction: column;
    min-width: 0;
    width: 58.333%;
    padding: 2.5rem 0 0 3.5rem;
  }
}