/* ===================================================
   ABOUT PAGE
   =================================================== */

.about-header {
  padding: 7rem 0 3rem;
}
.about-hero-title {
  font-family: var(--font-name);
  font-size: clamp(60px, 10vw, 130px);
  font-weight: 900;
  line-height: 0.88;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.about-title-block {
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}
.about-title-block span { color: var(--accent); }

/* ===== BIO + STATS ===== */
.about-bio-section {
  padding: 2rem 0 4rem;
}
.about-bio-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: start;
}
.bio-text p {
  font-family: var(--font-ui);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.75;
  color: var(--text-dim);
  margin-bottom: 1.2rem;
}
.bio-text p:first-child {
  font-size: clamp(17px, 1.7vw, 20px);
  color: var(--text);
}
.bio-badge {
  display: flex; align-items: flex-start; gap: 1rem;
  margin-top: 2rem;
  padding: 1.1rem 1.4rem;
  border-left: 2px solid var(--accent);
  background: rgba(200,169,110,0.05);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.6;
}
.bio-badge::before {
  content: '★';
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 0.1em;
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}
.stat-card--hero {
  grid-column: 1 / -1;
  padding: 2rem 2rem 1.8rem;
  border-color: rgba(200,169,110,0.2);
  background: rgba(200,169,110,0.04);
}
.stat-card--hero .stat-nr {
  font-size: clamp(72px, 11vw, 130px);
  letter-spacing: -0.04em;
}
.stat-card .corner {
  position: absolute;
  width: 10px; height: 10px;
  border-color: rgba(200,169,110,0.2);
  border-style: solid;
}
.stat-card .corner.tl { top: 0; left: 0;   border-width: 1px 0 0 1px; }
.stat-card .corner.tr { top: 0; right: 0;  border-width: 1px 1px 0 0; }
.stat-card .corner.bl { bottom: 0; left: 0;  border-width: 0 0 1px 1px; }
.stat-card .corner.br { bottom: 0; right: 0; border-width: 0 1px 1px 0; }
.stat-nr {
  font-family: var(--font-name);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.4rem;
}

/* ===== EXPERIENCE TIMELINE ===== */
.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 2.5rem;
  display: flex; align-items: center; gap: 1rem;
}
.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-dim);
}
.experience-section { padding: 3rem 0 4rem; }
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute; top: 0; bottom: 0; left: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  opacity: 0.3;
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 1.2s var(--ease-out);
}
.timeline.is-visible::before { transform: scaleY(1); }

.timeline-item {
  position: relative;
  padding-bottom: 3rem;
  opacity: 0;
  transform: translateX(-24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.timeline-item.is-visible {
  opacity: 1;
  transform: translateX(0);
}
.timeline-item::before {
  content: '';
  position: absolute; left: -2rem; top: 0.35rem;
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  transform: translateX(-3px);
  box-shadow: 0 0 0 3px rgba(200,169,110,0.15);
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.3rem;
}
.timeline-role {
  font-family: var(--font-name);
  font-size: clamp(20px, 2.5vw, 30px);
  font-weight: 900;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1;
  margin-bottom: 0.2rem;
}
.timeline-company {
  font-family: var(--font-ui);
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.8rem;
}
.timeline-bullets {
  list-style: none;
  padding: 0;
}
.timeline-bullets li {
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
  padding-left: 1rem;
  position: relative;
  margin-bottom: 0.3rem;
}
.timeline-bullets li::before {
  content: '–';
  position: absolute; left: 0;
  color: var(--accent);
  opacity: 0.6;
}

/* ===== SKILLS ===== */
.skills-section { padding: 3rem 0 4rem; }
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.skill-cat {
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  padding: 1.5rem;
}
.skill-cat-title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}
.skill-pills {
  display: flex; gap: 0.4rem; flex-wrap: wrap;
}
.skill-pill {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dimmer);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-dim);
  padding: 0.25rem 0.6rem;
  letter-spacing: 0.06em;
  transition: border-color 0.2s, color 0.2s;
}
.skill-pill:hover {
  border-color: var(--border);
  color: var(--text);
}
.skill-pills span:nth-child(-n+3) {
  color: var(--text-dim);
  border-color: var(--border);
  background: rgba(255,255,255,0.05);
}

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 900px) {
  .about-bio-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 0.8rem; }
  .skills-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 1.5rem; }
}

/* ===================================================
   DEATH NOTE easter egg — 🍎
   =================================================== */
.apple-mark {
  position: fixed;
  bottom: 2.2rem;
  left: 1.8rem;
  z-index: 9850;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.apple-svg {
  display: block;
  width: clamp(32px, 4vw, 52px);
  height: auto;
  color: #8b1a1a;
  opacity: 0.18;
  transition: opacity 0.4s ease, transform 0.4s ease;
  animation: apple-breathe 4s ease-in-out infinite;
}
.apple-mark:hover .apple-svg {
  opacity: 1;
  transform: scale(1.1);
  animation: none;
}
@keyframes apple-breathe {
  0%, 100% { opacity: 0.18; }
  50%       { opacity: 0.10; }
}
@media (max-width: 768px) {
  .apple-mark { left: 0.6rem; bottom: 1.2rem; }
}

/* Overlay */
.dn-overlay {
  position: fixed;
  inset: 0;
  z-index: 9860;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem 1rem;
  background: rgba(2, 1, 1, 0.98);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
  overflow-y: auto;
}
.dn-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.dn-notebook {
  width: min(580px, 92vw);
  background: #07050300;
  border: 1px solid rgba(255,255,255,0.07);
  padding: clamp(1.8rem, 4vw, 3rem) clamp(1.6rem, 4vw, 3.2rem);
  margin: auto;
  box-shadow: 0 0 80px rgba(0,0,0,0.8), inset 0 0 40px rgba(0,0,0,0.5);
}
.dn-jp {
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  font-size: 12px;
  letter-spacing: 0.4em;
  color: rgba(255,255,255,0.2);
  text-align: center;
  margin-bottom: 0.5rem;
}
.dn-title {
  font-family: var(--font-name);
  font-size: clamp(52px, 10vw, 96px);
  font-weight: 900;
  color: rgba(255,255,255,0.92);
  text-align: center;
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.dn-how {
  font-family: var(--font-ui);
  font-size: 11px;
  font-style: italic;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.25);
  text-align: center;
  margin-bottom: 1.8rem;
}
.dn-divider {
  width: 100%;
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin-bottom: 2rem;
}
.dn-rules {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.dn-rule {
  font-family: var(--font-mono);
  font-size: clamp(12px, 1.3vw, 14px);
  line-height: 1.75;
  color: rgba(230,225,215,0.65);
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.5rem;
}
.dn-n {
  color: rgba(255,255,255,0.3);
  font-size: 11px;
  padding-top: 0.1em;
}
.dn-signature-block {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: right;
}
.dn-signature {
  font-family: Georgia, "Times New Roman", serif;
  font-style: italic;
  font-size: clamp(18px, 2.5vw, 26px);
  color: rgba(160, 30, 30, 0.8);
  letter-spacing: 0.02em;
}
.dn-signature-note {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.15);
  margin-top: 0.3rem;
  text-transform: uppercase;
}
.dn-close {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: none;
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.25);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 0.4em 1em;
  cursor: pointer;
  transition: border-color 0.25s, color 0.25s;
}
.dn-close:hover {
  border-color: rgba(255,255,255,0.35);
  color: rgba(255,255,255,0.6);
}

/* 一日一生 */
.kanji-watermark {
  position: fixed;
  right: 1.8rem;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "MS Mincho", "Noto Serif JP", Georgia, serif;
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--text);
  opacity: 0.07;
  pointer-events: none;
  user-select: none;
  z-index: 2;
}
@media (max-width: 768px) {
  .kanji-watermark { right: 0.6rem; font-size: clamp(36px, 6vw, 52px); opacity: 0.05; }
}

/* ===================================================
   RE:ZERO — video TV background + controls
   =================================================== */
.rz-video {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 9800;
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease;
}
.rz-video.is-playing { opacity: 0.9; }

.rz-flash {
  position: fixed;
  inset: 0;
  z-index: 9940;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.08s ease;
}
.rz-flash.is-active { opacity: 1; }

.rz-controls {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  z-index: 9950;
  display: flex;
  gap: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.rz-controls.is-visible { opacity: 1; pointer-events: auto; }
.rz-ctrl-btn {
  background: rgba(6, 3, 15, 0.85);
  border: 1px solid rgba(139, 92, 246, 0.35);
  color: rgba(139, 92, 246, 0.7);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  padding: 0.45em 1em;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.rz-ctrl-btn:hover {
  border-color: rgba(139, 92, 246, 0.85);
  color: rgba(139, 92, 246, 1);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.2);
}