/* ── Theme tokens ─────────────────────────────────────────────────────── */
:root {
  color-scheme: dark only;
  --bg: #07090d;
  --bg-elev: #0c1018;
  --bg-soft: #11161f;
  --ink: #e9ebf0;
  --ink-dim: #9aa2b3;
  --ink-mute: #5a6275;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --accent: oklch(64% 0.13 40);
  --accent-warm: oklch(72% 0.14 60);
  --accent-soft: oklch(64% 0.13 40 / 0.18);

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "Inter", -apple-system, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --rad: 14px;
  --maxw: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  forced-color-adjust: none;
}

body { position: relative; min-height: 100vh; }

::selection { background: var(--accent); color: #07090d; }

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

/* ── Background layers ────────────────────────────────────────────────── */
.bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.bg-grad {
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, oklch(82% 0.12 220 / 0.12), transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 100%, oklch(82% 0.12 60 / 0.06), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 80%, oklch(70% 0.15 280 / 0.05), transparent 60%);
  animation: bgshift 32s ease-in-out infinite alternate;
}
@keyframes bgshift {
  0%   { transform: translate3d(0,0,0) scale(1); }
  100% { transform: translate3d(-2%,1%,0) scale(1.05); }
}
.bg-noise {
  opacity: 0.5;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
}
.bg-grid {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 30%, black 30%, transparent 80%);
}

/* ── App shell ────────────────────────────────────────────────────────── */
.app { position: relative; z-index: 1; }
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  position: relative;
}
.section-tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
  text-transform: lowercase;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-tag::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(40px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  text-wrap: balance;
}
.section-title em {
  font-style: italic;
  color: var(--accent);
}
.section-sub {
  font-size: clamp(16px, 1.2vw, 18px);
  color: var(--ink-dim);
  max-width: 60ch;
  line-height: 1.5;
  margin-bottom: 56px;
}

/* ── Top nav ──────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  pointer-events: none;
  mix-blend-mode: difference;
  color: #fff;
}
.nav > * { pointer-events: auto; }
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-brand .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.7); }
}
.nav-lang {
  display: flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 99px;
  background: rgba(0,0,0,0.2);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.nav-lang button {
  appearance: none;
  border: 0;
  background: transparent;
  color: rgba(255,255,255,0.55);
  font: inherit;
  padding: 4px 10px;
  border-radius: 99px;
  cursor: pointer;
  transition: all 0.2s;
}
.nav-lang button.active {
  background: #fff;
  color: #000;
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: center;
  padding-top: 80px;
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 100px; }
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(56px, 9vw, 132px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  font-weight: 400;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
  display: inline-block;
}
.hero-headline .reveal {
  display: inline-block;
  overflow: hidden;
  vertical-align: top;
}
.hero-headline .reveal > span {
  display: inline-block;
  transform: translateY(110%);
  animation: rise 0.9s cubic-bezier(.2,.7,.2,1) forwards;
}
@keyframes rise { to { transform: translateY(0); } }

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-eyebrow .live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.4);
  color: var(--ink-dim);
}
.hero-eyebrow .live::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: oklch(72% 0.18 145);
  box-shadow: 0 0 10px oklch(72% 0.18 145);
  animation: pulse 1.6s ease-in-out infinite;
}
.hero-meta {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
  max-width: 600px;
}
.hero-meta dt {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.hero-meta dd {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--ink);
  line-height: 1.1;
}

.hero-portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  max-width: 420px;
  width: 100%;
  margin-left: auto;
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-elev);
}
.hero-portrait::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg,
    oklch(82% 0.12 220 / 0.25) 0%,
    transparent 35%,
    transparent 65%,
    oklch(82% 0.12 60 / 0.18) 100%);
  z-index: 2;
  mix-blend-mode: screen;
  pointer-events: none;
}
.hero-portrait::after {
  content: "";
  position: absolute; inset: 0;
  background:
    repeating-linear-gradient(0deg,
      transparent 0,
      transparent 2px,
      rgba(0,0,0,0.06) 2px,
      rgba(0,0,0,0.06) 3px);
  z-index: 3;
  pointer-events: none;
  mix-blend-mode: multiply;
}
.hero-portrait img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(0.6) contrast(1.08) brightness(0.95);
  transition: filter 0.6s;
}
.hero-portrait:hover img {
  filter: grayscale(0.1) contrast(1.05) brightness(1);
}
.hero-portrait .frame-label {
  position: absolute;
  bottom: 12px; left: 12px; right: 12px;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.hero-portrait .corner {
  position: absolute;
  width: 18px; height: 18px;
  border: 1px solid rgba(255,255,255,0.5);
  z-index: 4;
}
.hero-portrait .corner.tl { top: 10px; left: 10px; border-right: 0; border-bottom: 0; }
.hero-portrait .corner.tr { top: 10px; right: 10px; border-left: 0; border-bottom: 0; }
.hero-portrait .corner.bl { bottom: 10px; left: 10px; border-right: 0; border-top: 0; }
.hero-portrait .corner.br { bottom: 10px; right: 10px; border-left: 0; border-top: 0; }

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}
.hero-tags .tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: rgba(255,255,255,0.02);
  color: var(--ink-dim);
  transition: all 0.3s;
}
.hero-tags .tag:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: var(--gutter);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-scroll-hint .line {
  width: 40px; height: 1px;
  background: linear-gradient(to right, var(--accent), transparent);
  animation: slide 2s ease-in-out infinite;
}
@keyframes slide {
  0%, 100% { transform: translateX(0); opacity: 1; }
  50% { transform: translateX(20px); opacity: 0.3; }
}

/* ── Philosophy diagrams ─────────────────────────────────────────────── */
.philo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
}
@media (max-width: 760px) {
  .philo-grid { grid-template-columns: 1fr; }
}
.philo-card {
  background: var(--bg-elev);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}
.philo-card:hover { background: #131927; }
.philo-card .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}
.philo-card h3 {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.philo-card p {
  color: var(--ink-dim);
  font-size: 14.5px;
  line-height: 1.55;
  max-width: 42ch;
}
.philo-card .diagram {
  margin-top: auto;
  padding-top: 20px;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Radar ────────────────────────────────────────────────────────────── */
.radar-wrap {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 900px) {
  .radar-wrap { grid-template-columns: 1fr; }
}
.radar-canvas {
  aspect-ratio: 1;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}
.radar-legend {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.radar-legend .quadrant {
  border-left: 1px solid var(--line);
  padding-left: 20px;
  transition: border-color 0.3s;
  cursor: pointer;
}
.radar-legend .quadrant.active { border-left-color: var(--accent); }
.radar-legend .quadrant h4 {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.radar-legend .quadrant.active h4 { color: var(--accent); }
.radar-legend .quadrant .swatch {
  width: 8px; height: 8px;
  border-radius: 2px;
}
.radar-legend .quadrant ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.radar-legend .quadrant li {
  font-family: var(--mono);
  font-size: 12px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: rgba(255,255,255,0.02);
}

/* ── Projects ─────────────────────────────────────────────────────────── */
.proj-list { display: flex; flex-direction: column; gap: 1px; background: var(--line); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.proj {
  background: var(--bg);
  display: grid;
  grid-template-columns: 80px 1.2fr 1fr 1fr;
  gap: 32px;
  padding: 36px 0;
  align-items: start;
  cursor: default;
  transition: background 0.3s;
}
.proj:hover { background: var(--bg-elev); }
@media (max-width: 900px) {
  .proj { grid-template-columns: 1fr; gap: 16px; padding: 32px 16px; }
}
.proj .id {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  padding-top: 4px;
  padding-left: 16px;
}
.proj h3 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.proj h3 .client {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 8px;
}
.proj p {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.55;
}
.proj .impact {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(255,255,255,0.015);
  margin-right: 16px;
}
.proj .impact .label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}
.proj .impact .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}
.proj .impact .stat .num {
  font-family: var(--serif);
  font-size: 38px;
  line-height: 1;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.proj .impact .stat .unit {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.proj .impact .desc {
  font-size: 12.5px;
  color: var(--ink-dim);
  line-height: 1.4;
}
.proj .chart {
  width: 100%;
  height: 60px;
  margin-top: 8px;
}

/* ── Career timeline ─────────────────────────────────────────────────── */
.career {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 0;
  position: relative;
}
@media (max-width: 760px) { .career { grid-template-columns: 1fr; } }

.career-years {
  position: relative;
  padding-right: 24px;
  border-right: 1px solid var(--line);
}
.career-list {
  padding-left: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}
.career-list::before {
  content: "";
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom,
    transparent 0%,
    var(--line) 8%,
    var(--line) 92%,
    transparent 100%);
}
.career-item {
  position: relative;
  padding: 18px 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
  border-bottom: 1px dashed transparent;
  transition: border-color 0.3s;
}
.career-item:not(:last-child) { border-bottom-color: rgba(255,255,255,0.04); }
.career-item::before {
  content: "";
  position: absolute;
  left: -36px; top: 50%;
  width: 9px; height: 9px;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  border-radius: 50%;
  transform: translateY(-50%);
  transition: all 0.3s;
}
.career-item.current::before {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.career-item .when {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.career-item .what h4 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 4px;
}
.career-item .what .where {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.career-item .what p {
  font-size: 13.5px;
  color: var(--ink-dim);
  line-height: 1.5;
  max-width: 60ch;
}

.trusted {
  margin-top: 100px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.trusted-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.trusted-row {
  display: flex;
  flex-wrap: wrap;
  gap: 60px;
  align-items: center;
}
.trusted-row .logo {
  font-family: var(--serif);
  font-size: 28px;
  letter-spacing: -0.01em;
  color: var(--ink-dim);
  opacity: 0.7;
  transition: opacity 0.3s;
}
.trusted-row .logo:hover { opacity: 1; color: var(--ink); }

/* ── Certificates ─────────────────────────────────────────────────────── */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .certs-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .certs-grid { grid-template-columns: 1fr; } }
.cert {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: linear-gradient(180deg, var(--bg-elev), var(--bg));
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s;
}
.cert:hover { transform: translateY(-2px); border-color: var(--accent); }
.cert::before {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 80px; height: 80px;
  background: radial-gradient(circle at top right, var(--accent-soft), transparent 70%);
  pointer-events: none;
}
.cert .seal {
  width: 36px; height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
}
.cert h4 {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin-bottom: 6px;
}
.cert .meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.04em;
}

/* ── Testimonial ─────────────────────────────────────────────────────── */
.testimonial {
  padding: 80px var(--gutter);
  max-width: var(--maxw);
  margin: 0 auto;
  position: relative;
}
.testimonial-q {
  font-family: var(--serif);
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  font-style: italic;
  text-wrap: balance;
  max-width: 30ch;
  margin: 0 auto;
  text-align: center;
  position: relative;
}
.testimonial-q::before {
  content: "\201C";
  position: absolute;
  top: -40px; left: 50%;
  transform: translateX(-50%);
  font-size: 120px;
  color: var(--accent);
  opacity: 0.3;
  line-height: 1;
}
.testimonial-cite {
  margin-top: 36px;
  text-align: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
}
.testimonial-cite strong { color: var(--ink); font-weight: 500; }

/* ── Contact / Card finale ────────────────────────────────────────────── */
.contact-wrap {
  padding: 100px var(--gutter) 60px;
  max-width: var(--maxw);
  margin: 0 auto;
}
.bizcard {
  position: relative;
  aspect-ratio: 1.65 / 1;
  max-width: 760px;
  min-height: 460px;
  margin: 60px auto 0;
  border-radius: 14px;
  background:
    radial-gradient(ellipse 80% 80% at 100% 0%, oklch(82% 0.12 220 / 0.25), transparent 60%),
    radial-gradient(ellipse 80% 80% at 0% 100%, oklch(82% 0.12 60 / 0.12), transparent 60%),
    linear-gradient(135deg, #0e1320, #060810);
  border: 1px solid var(--line-strong);
  padding: 44px 48px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.06) inset,
    0 30px 80px -20px rgba(0,0,0,0.7),
    0 0 0 1px var(--line-strong);
  overflow: hidden;
  transform: perspective(1200px) rotateX(2deg) rotateY(-3deg);
  transition: transform 0.6s cubic-bezier(.2,.7,.2,1);
}
.bizcard:hover { transform: perspective(1200px) rotateX(0deg) rotateY(0deg); }
.bizcard::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(135deg,
      transparent 0,
      transparent 20px,
      rgba(255,255,255,0.015) 20px,
      rgba(255,255,255,0.015) 40px);
  pointer-events: none;
}
.bizcard-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  position: relative;
  z-index: 2;
}
.bizcard-name {
  font-family: var(--serif);
  font-size: clamp(32px, 4.2vw, 48px);
  line-height: 1;
  letter-spacing: -0.025em;
  font-weight: 400;
  margin-bottom: 8px;
  white-space: nowrap;
}
.bizcard-role {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.04em;
}
.bizcard-mark {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  text-align: right;
  line-height: 1.6;
  white-space: nowrap;
}
.bizcard-mark .id {
  display: block;
  margin-top: 4px;
  color: var(--ink-dim);
  white-space: nowrap;
}
.bizcard-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  position: relative;
  z-index: 2;
  gap: 20px;
}
.bizcard-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bizcard-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
.bizcard-links a {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 10px;
  transition: color 0.3s;
  white-space: nowrap;
  overflow: hidden;
}
.bizcard-links a > span:nth-child(2) {
  overflow: hidden;
  text-overflow: ellipsis;
}
.bizcard-links a:hover { color: var(--accent); }
.bizcard-links a .arrow {
  display: inline-block;
  transition: transform 0.3s;
}
.bizcard-links a:hover .arrow { transform: translateX(4px); }
.bizcard-qr {
  display: grid;
  gap: 0;
  padding: 8px;
  background: rgba(255,255,255,0.04);
  border-radius: 6px;
  border: 1px solid var(--line);
  flex-shrink: 0;
  transition: transform 0.3s, border-color 0.3s;
}
.bizcard-qr:hover { transform: scale(1.04); border-color: var(--accent); }
.bizcard-qr span {
  background: var(--ink);
  opacity: 0;
  animation: qrpop 1s 0.3s forwards;
}
@keyframes qrpop { to { opacity: 1; } }

/* ── Bizcard mobile ───────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .bizcard {
    aspect-ratio: auto;
    min-height: 0;
    padding: 28px 24px;
    margin-top: 36px;
    gap: 32px;
    transform: none;
    border-radius: 10px;
  }
  .bizcard:hover { transform: none; }
  .bizcard-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
  .bizcard-name {
    font-size: clamp(26px, 9vw, 36px);
    white-space: normal;
    word-break: break-word;
    line-height: 1.05;
  }
  .bizcard-mark {
    text-align: left;
    white-space: normal;
  }
  .bizcard-bottom {
    flex-direction: column-reverse;
    align-items: stretch;
    gap: 24px;
  }
  .bizcard-qr {
    align-self: flex-start;
  }
  .bizcard-links {
    width: 100%;
    gap: 10px;
  }
  .bizcard-links a {
    grid-template-columns: 52px 1fr auto;
    gap: 8px;
    font-size: 11px;
    width: 100%;
  }
}

.footer {
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  padding: 40px var(--gutter) 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  max-width: var(--maxw);
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

/* ── Reveal-on-scroll ─────────────────────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s cubic-bezier(.2,.7,.2,1), transform 1s cubic-bezier(.2,.7,.2,1);
}
.reveal-up.in {
  opacity: 1;
  transform: translateY(0);
}
.reveal-up[data-delay="1"] { transition-delay: 0.08s; }
.reveal-up[data-delay="2"] { transition-delay: 0.16s; }
.reveal-up[data-delay="3"] { transition-delay: 0.24s; }
.reveal-up[data-delay="4"] { transition-delay: 0.32s; }

/* ── Scroll progress ──────────────────────────────────────────────────── */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0;
  background: linear-gradient(to right, var(--accent), var(--accent-warm));
  z-index: 200;
  pointer-events: none;
  transition: width 0.05s linear;
}