/* ══════════════════════════════════════════════════════════════
   CHARLEY ZHAO · PORTFOLIO · FINTECH AESTHETIC
   ══════════════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────────────── */
:root {
  --bg:          #0a0f1e;
  --bg-2:        #0d1426;
  --bg-card:     #111827;
  --bg-card-h:   #141e30;
  --border:      #1e2d4a;
  --border-2:    #253653;

  --cyan:        #00d4ff;
  --purple:      #7c3aed;
  --green:       #10b981;
  --amber:       #f59e0b;
  --red:         #ef4444;

  --txt:         #e2e8f0;
  --txt-2:       #94a3b8;
  --txt-3:       #4a5568;

  --mono:        'IBM Plex Mono', monospace;
  --sans:        'Inter', sans-serif;

  --rail-w:      224px;
  --hero-pad:    64px;
  --h-pad:       max(64px, calc((100% - 960px) / 2));
  --section-pad: 40px var(--h-pad) 16px;
}

/* ── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body {
  background: var(--bg);
  color: var(--txt);
  font-family: var(--sans);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── UTILITY ────────────────────────────────────────────────── */
.initially-hidden { display: none !important; }
.cmd-hidden       { display: none !important; }

/* ── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-2); }

/* ══════════════════════════════════════════════════════════════
   BOOT SCREEN
   ══════════════════════════════════════════════════════════════ */
#boot-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}

#boot-terminal {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--txt-2);
  width: min(600px, 90vw);
  line-height: 1.8;
}

.boot-line {
  opacity: 0;
  transition: opacity 0.08s ease;
}
.boot-line.visible { opacity: 1; }

.boot-ok    { color: var(--green); }
.boot-final { color: var(--cyan); }
.boot-cursor {
  display: inline-block;
  margin-left: 2px;
  animation: blink-cursor 0.8s step-end infinite;
}
@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ══════════════════════════════════════════════════════════════
   LAYOUT
   ══════════════════════════════════════════════════════════════ */
#main-layout {
  display: flex;
  min-height: 100vh;
}

/* ── LEFT RAIL ──────────────────────────────────────────────── */
#left-rail {
  width: var(--rail-w);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 200;
  padding: 28px 0 20px;
}

.rail-top    { display: flex; flex-direction: column; gap: 0; }
.rail-bottom { display: flex; flex-direction: column; gap: 0; }

.rail-monogram {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--cyan);
  padding: 0 22px 20px;
}

.rail-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 12px;
}

.rail-nav { display: flex; flex-direction: column; gap: 1px; }

.rail-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 22px;
  border-left: 2px solid transparent;
  color: var(--txt-3);
  font-size: 13px;
  transition: all 0.15s ease;
  cursor: pointer;
}
.rail-link:hover {
  color: var(--txt-2);
  background: rgba(255,255,255,0.02);
}
.rail-link.active {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(0,212,255,0.04);
}

.rail-code {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  min-width: 28px;
}
.rail-label { font-size: 13px; }

.rail-status {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 22px 10px;
}
.rail-status-text {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--green);
}

.rail-cmd-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 22px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--txt-3);
  font-family: var(--mono);
  font-size: 12px;
  width: 100%;
  transition: color 0.15s;
}
.rail-cmd-btn:hover { color: var(--txt-2); }
.rail-cmd-btn kbd {
  background: var(--border);
  border-radius: 3px;
  padding: 2px 5px;
  font-size: 11px;
  color: var(--txt-2);
}

/* ── STATUS DOTS ────────────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-green { background: var(--green); box-shadow: 0 0 6px var(--green); animation: pulse-green 2s ease infinite; }
.status-red   { background: var(--red); }
.status-gray  { background: var(--txt-3); }

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 5px var(--green); }
  50%       { box-shadow: 0 0 12px var(--green), 0 0 22px rgba(16,185,129,0.25); }
}

/* ── MAIN CONTENT ───────────────────────────────────────────── */
#main-content {
  margin-left: var(--rail-w);
  flex: 1;
  min-width: 0;
}

/* ══════════════════════════════════════════════════════════════
   GRID OVERLAY
   ══════════════════════════════════════════════════════════════ */
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.025) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 0;
}

/* ══════════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════════ */
#hero {
  position: relative;
  padding: var(--hero-pad) var(--h-pad) 40px;
  overflow: hidden;
}

.hero-inner { position: relative; z-index: 1; }

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--txt-3);
  margin-bottom: 20px;
}

.hero-name {
  font-size: clamp(47px, 6.6vw, 69px);
  font-weight: 100;
  letter-spacing: -1.5px;
  line-height: 1.05;
  color: var(--txt);
  margin-bottom: 14px;
  min-height: 72px;
}

/* Typewriter cursor */
.cursor {
  display: inline-block;
  width: 2px;
  height: 0.82em;
  background: var(--cyan);
  vertical-align: baseline;
  margin-left: 3px;
  animation: blink 1s step-end infinite;
}
.cursor-inline { display: inline; width: auto; background: none; }
.cursor-inline::after {
  content: '▊';
  color: var(--cyan);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.hero-subtitle {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--txt);
  margin-bottom: 14px;
}

.hero-tagline {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--cyan);
  min-height: 22px;
}

/* ── METRIC CARDS ───────────────────────────────────────────── */
.hero-metrics {
  display: flex;
  gap: 16px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 14px 18px 12px;
  min-width: 130px;
  transition: border-color 0.15s;
}
.metric-card:hover { border-color: var(--border-2); }

.metric-top {
  display: flex;
  align-items: baseline;
  gap: 1px;
  margin-bottom: 6px;
}

.metric-prefix {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--txt-2);
}

.metric-num {
  font-family: var(--mono);
  font-size: 29px;
  font-weight: 500;
  color: var(--cyan);
  line-height: 1;
}
.metric-num::after {
  content: attr(data-suffix);
  font-size: 14px;
  color: var(--txt-2);
  margin-left: 2px;
}

.metric-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--txt-3);
  display: block;
  margin-bottom: 3px;
}

.metric-trend {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--green);
  opacity: 0.7;
}

/* ── SPARKLINE ──────────────────────────────────────────────── */
.sparkline-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.sparkline-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--txt-3);
  white-space: nowrap;
}

.sparkline-wrap {
  flex: 0 0 auto;
  width: 200px;
  height: 36px;
}

#career-sparkline {
  width: 100%;
  height: 100%;
  overflow: visible;
}

#sparkline-poly,
#sparkline-fill {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.sparkline-caret {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  white-space: nowrap;
}

/* ══════════════════════════════════════════════════════════════
   SECTIONS (SHARED)
   ══════════════════════════════════════════════════════════════ */
.section {
  padding: var(--section-pad);
}

.section-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
}

.section-badge {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--cyan);
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.18);
  padding: 4px 9px;
  border-radius: 3px;
  flex-shrink: 0;
}

.section-title {
  font-size: 21px;
  font-weight: 200;
  letter-spacing: -0.3px;
  color: var(--txt);
}

.section-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── TICKER TAG (shared) ────────────────────────────────────── */
.ticker-tag {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--cyan);
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 4px 10px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ── BULLET LISTS (shared) ──────────────────────────────────── */
.bullets { display: flex; flex-direction: column; gap: 7px; }
.bullets li {
  position: relative;
  padding-left: 15px;
  color: var(--txt-2);
  font-size: 14px;
  line-height: 1.65;
}
.bullets li::before {
  content: '▸';
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--cyan);
  font-size: 10px;
  opacity: 0.7;
}

/* ── REVEAL ON SCROLL ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════════════════════
   EXPERIENCE
   ══════════════════════════════════════════════════════════════ */
#experience { padding-top: 20px; }
.company-block { margin-bottom: 4px; }

/* Company header bar */
.company-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: #161f2e;
  border: 1px solid var(--border);
  border-bottom: 1px solid rgba(0,212,255,0.08);
  border-radius: 4px 4px 0 0;
}

.company-identity { display: flex; flex-direction: column; gap: 2px; }
.company-name {
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
}
.company-loc {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
}
.company-range {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
  white-space: nowrap;
}

/* Position card */
.position-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: none;
  padding: 20px 20px 22px;
  transition: background 0.15s;
}
.position-card:last-child { border-radius: 0 0 4px 4px; }

/* Position header row */
.pos-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}
.pos-left { display: flex; flex-direction: column; gap: 2px; }

.pos-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
}
.pos-track {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
}
.pos-status {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}
.pos-status-text {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--txt-2);
}

/* Role skill tags */
.role-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
}
.role-tag {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--txt-2);
}

/* KPI data bar */
.kpi-row {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 18px;
}
.kpi-cell {
  flex: 1;
  padding: 9px 12px;
  border-right: 1px solid var(--border);
  text-align: center;
  min-width: 0;
}
.kpi-cell:last-child { border-right: none; }

.kpi-val {
  display: block;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--cyan);
  white-space: nowrap;
}
.kpi-lbl {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.6px;
  color: var(--txt-2);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ══════════════════════════════════════════════════════════════
   VENTURES
   ══════════════════════════════════════════════════════════════ */
.ventures-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.venture-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 20px;
  transition: border-color 0.15s, background 0.15s;
}
.venture-card.featured {
  border-color: var(--border);
  background: var(--bg-card);
}

.vc-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 5px;
}
.vc-identity { flex: 1; min-width: 0; }
.vc-name {
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
}
.vc-role {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
  margin-top: 2px;
}
.vc-live {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}
.vc-live-text {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--green);
}
.vc-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
  margin-bottom: 14px;
}
.vc-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.vtag {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--txt-3);
}
.vc-divider {
  height: 1px;
  background: var(--border);
  margin: 18px 0;
}

/* ══════════════════════════════════════════════════════════════
   SKILLS
   ══════════════════════════════════════════════════════════════ */
.skills-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

/* Donut chart */
.skills-chart { display: flex; flex-direction: column; gap: 20px; }

.donut-wrap { width: 180px; margin: 0 auto; }
.donut-svg  { width: 100%; height: auto; }

.donut-seg {
  transition: stroke-opacity 0.2s;
}
.donut-seg:hover { stroke-opacity: 0.75; }

.donut-center-top {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  fill: var(--txt-2);
  letter-spacing: 1px;
}
.donut-center-bot {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 9.5px;
  fill: var(--txt-3);
  letter-spacing: 0.5px;
}

/* Legend */
.donut-legend { display: flex; flex-direction: column; gap: 8px; }
.legend-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
}
.legend-pip {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.legend-name { flex: 1; }
.legend-pct  { color: var(--txt-3); }

/* Skill tags */
.skills-tags { display: flex; flex-direction: column; gap: 20px; }

.skill-cat { display: flex; flex-direction: column; gap: 9px; }
.skill-cat-label {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 2px;
  font-weight: 600;
}
.skill-tag-row { display: flex; flex-wrap: wrap; gap: 7px; }

.stag {
  font-family: var(--mono);
  font-size: 12px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--txt-2);
  cursor: default;
}

/* ══════════════════════════════════════════════════════════════
   EDUCATION
   ══════════════════════════════════════════════════════════════ */
.edu-stack { display: flex; flex-direction: column; gap: 14px; }

.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 20px;
  transition: border-color 0.15s;
}

.edu-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}
.edu-identity { flex: 1; }
.edu-school {
  font-size: 15px;
  font-weight: 500;
  color: var(--txt);
}
.edu-degree {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
  margin-top: 3px;
}
.edu-right {
  text-align: right;
  flex-shrink: 0;
}
.edu-status-row {
  display: flex;
  align-items: center;
  gap: 5px;
  justify-content: flex-end;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--green);
  margin-bottom: 4px;
}
.edu-status-txt { letter-spacing: 1px; }
.edu-dates {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--txt-2);
}
.edu-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.etag {
  font-family: var(--mono);
  font-size: 12px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--txt-2);
}

/* ══════════════════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  width: 100%;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.contact-card {
  background: var(--bg-card);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  transition: background 0.15s;
  cursor: pointer;
}
.contact-card:hover { background: var(--bg-card-h); }

.contact-lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  color: var(--txt-3);
}
.contact-val {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--cyan);
  display: flex;
  align-items: center;
  gap: 7px;
}

/* ══════════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════════ */
#footer {
  padding: 28px var(--h-pad);
  text-align: center;
}
.footer-text {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--txt-3);
}

/* ══════════════════════════════════════════════════════════════
   COMMAND PALETTE
   ══════════════════════════════════════════════════════════════ */
#cmd-palette {
  position: fixed;
  inset: 0;
  z-index: 999;
}
#cmd-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(6px);
}
#cmd-modal {
  position: absolute;
  top: 18%;
  left: 50%;
  transform: translateX(-50%);
  width: min(580px, 88vw);
  background: var(--bg-card);
  border: 1px solid var(--border-2);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 24px 72px rgba(0,0,0,0.55), 0 0 0 1px rgba(0,212,255,0.06);
}

#cmd-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}
.cmd-prompt {
  font-family: var(--mono);
  color: var(--cyan);
  font-size: 15px;
  flex-shrink: 0;
}
#cmd-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--txt);
  min-width: 0;
}
#cmd-input::placeholder { color: var(--txt-3); }
.cmd-esc-hint {
  font-family: var(--mono);
  font-size: 11px;
  padding: 2px 6px;
  background: var(--border);
  border-radius: 3px;
  color: var(--txt-3);
  flex-shrink: 0;
}

#cmd-body {
  padding: 6px 0;
  max-height: 340px;
  overflow-y: auto;
}
.cmd-group-label {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 1.5px;
  color: var(--txt-3);
  padding: 8px 16px 4px;
}
.cmd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  cursor: pointer;
  transition: background 0.1s;
}
.cmd-item:hover,
.cmd-item.cmd-selected {
  background: rgba(0,212,255,0.05);
}
.cmd-code {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan);
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.18);
  padding: 2px 7px;
  border-radius: 3px;
  min-width: 34px;
  text-align: center;
  letter-spacing: 0.5px;
}
.cmd-desc {
  font-size: 14px;
  color: var(--txt-2);
}
.cmd-item.cmd-hidden-item { display: none; }

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  :root { --rail-w: 60px; }

  .rail-label     { display: none; }
  .rail-monogram  { font-size: 15px; letter-spacing: 2px; padding: 0 0 20px; text-align: center; }
  .rail-link      { padding: 10px; justify-content: center; }
  .rail-status-text { display: none; }
  .rail-cmd-btn span { display: none; }
  .rail-cmd-btn   { justify-content: center; padding: 10px; }

  #hero           { padding: 40px var(--h-pad) 36px; }
  .section        { padding: 40px var(--h-pad); }
  #footer         { padding: 24px var(--h-pad); }

  .ventures-grid  { grid-template-columns: 1fr; }
  .skills-layout  { grid-template-columns: 1fr; }
  .contact-grid   { grid-template-columns: 1fr; }
  .hero-metrics   { gap: 10px; }
  .kpi-row        { flex-wrap: wrap; }
  .kpi-cell       { min-width: calc(33% - 8px); }
}

@media (max-width: 560px) {
  .hero-metrics   { flex-direction: column; }
  .sparkline-wrap { width: 140px; }
  .ventures-grid,
  .contact-grid   { grid-template-columns: 1fr; }
}