/* === ABOUT === */
.about-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: start; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }
.about-lead { font-family: 'Instrument Serif', serif; font-size: clamp(28px, 3.5vw, 40px); line-height: 1.25; letter-spacing: -0.01em; }
.about-lead .hl { background: linear-gradient(transparent 60%, color-mix(in oklab, var(--gold) 60%, transparent) 60%); }
.about-lead .red { color: var(--red); font-style: italic; }
.about-body { color: var(--fg-muted); font-size: 16.5px; line-height: 1.75; }
.about-body p + p { margin-top: 16px; }

.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.stat {
  padding: 24px; border-radius: 16px; background: var(--bg-alt);
  border: 1px solid var(--line);
  transition: transform 0.3s, border-color 0.3s;
}
.stat:hover { transform: translateY(-4px); border-color: var(--red); }
.stat .num { font-family: 'Instrument Serif', serif; font-size: 48px; line-height: 1; color: var(--red); }
.stat .lbl { font-size: 12px; color: var(--fg-muted); margin-top: 8px; text-transform: uppercase; letter-spacing: 0.06em; }

/* === SKILLS === */
.skills-wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) { .skills-wrap { grid-template-columns: 1fr; } }
.skill-card {
  padding: 32px 28px; border-radius: 20px;
  background: var(--paper); border: 1px solid var(--line);
  transition: all 0.3s; position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute; top: -30%; right: -30%; width: 200px; height: 200px;
  border-radius: 50%; opacity: 0; transition: opacity 0.4s;
}
.skill-card:hover::before { opacity: 0.15; }
.skill-card.c1::before { background: var(--red); }
.skill-card.c2::before { background: var(--gold); }
.skill-card.c3::before { background: var(--indigo); }
.skill-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.skill-card .icon { font-family: 'Shippori Mincho B1', serif; font-size: 44px; line-height: 1; margin-bottom: 18px; }
.skill-card.c1 .icon { color: var(--red); }
.skill-card.c2 .icon { color: var(--gold); }
.skill-card.c3 .icon { color: var(--indigo); }
.skill-card h3 { font-family: 'Instrument Serif', serif; font-size: 28px; margin-bottom: 6px; }
.skill-card .sub { font-size: 12.5px; color: var(--fg-muted); font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 20px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 12px; padding: 5px 10px; border-radius: 999px;
  background: var(--bg-alt); border: 1px solid var(--line);
  font-family: 'JetBrains Mono', monospace;
  transition: all 0.2s;
}
.tag:hover { background: var(--fg); color: var(--bg); border-color: var(--fg); }

/* === CERTS === */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) { .cert-grid { grid-template-columns: 1fr; } }
.cert {
  position: relative; padding: 32px 28px 28px;
  background: var(--paper); border: 1px solid var(--line); border-radius: 20px;
  transition: transform 0.3s;
  overflow: hidden;
}
.cert:hover { transform: rotate(-1deg) translateY(-4px); }
.cert .ribbon {
  position: absolute; top: 18px; right: 18px;
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: 'Shippori Mincho B1', serif;
  border: 2px solid currentColor;
  font-size: 22px;
  transform: rotate(-8deg);
}
.cert.r1 .ribbon { color: var(--red); }
.cert.r2 .ribbon { color: var(--indigo); }
.cert.r3 .ribbon { color: var(--gold); }
.cert.r4 .ribbon { color: var(--indigo); }
.cert.r5 .ribbon { color: var(--red); }
.cert .badge { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.1em; color: var(--fg-muted); margin-bottom: 12px; }
.cert h3 { font-family: 'Instrument Serif', serif; font-size: 36px; line-height: 1; margin-bottom: 8px; }
.cert .desc { font-size: 14px; color: var(--fg-muted); line-height: 1.55; margin-bottom: 18px; max-width: 200px; }
.cert .meta { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px dashed var(--line); }
.cert .meta .l { font-size: 11px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.cert .meta .v { font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 600; }

/* === EXPERIENCE === */
.exp-list { display: flex; flex-direction: column; }
.exp-row {
  display: grid; grid-template-columns: 160px 1fr auto; gap: 32px;
  padding: 28px 0; border-top: 1px solid var(--line);
  cursor: pointer; transition: padding 0.3s;
  position: relative;
}
.exp-row:hover { padding-left: 16px; }
.exp-row:last-child { border-bottom: 1px solid var(--line); }
.exp-row::before {
  content: ''; position: absolute; left: 0; top: 50%; height: 0; width: 3px;
  background: var(--red); transition: height 0.3s;
}
.exp-row:hover::before { height: 60%; top: 20%; }
.exp-year { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--fg-muted); letter-spacing: 0.05em; padding-top: 4px; }
.exp-main h3 { font-family: 'Instrument Serif', serif; font-size: 28px; line-height: 1.1; margin-bottom: 6px; }
.exp-main .company { color: var(--red); font-weight: 600; font-size: 14px; }
.exp-main .role-desc { color: var(--fg-muted); font-size: 14.5px; margin-top: 8px; max-width: 600px; }
.exp-loc { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--fg-muted); padding-top: 6px; text-align: right; }
@media (max-width: 720px) {
  .exp-row { grid-template-columns: 1fr; gap: 8px; }
  .exp-loc { text-align: left; }
}