/* ════════════════════════════════════════
   RESET
════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #0D1117;
  --bg2:     #161B22;
  --text:    #E6EDF3;
  --muted:   #556070;
  --border:  rgba(255,255,255,0.08);
  --bstrong: rgba(255,255,255,0.14);
  --accent:  #7C6AF7;        /* soft indigo — HR-friendly, modern */
  --accent-l:#A89DF9;        /* lighter shade for hover/text */
  --accent2: #F472B6;        /* pink — warm contrast */
  --amber:   #FBBF24;
  --red:     #F87171;
  --green:   #34D399;
  --mono:    'JetBrains Mono', monospace;
  --sans:    'Inter', system-ui, sans-serif;
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
  --max:     1180px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Grid overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
  z-index: 0;
}

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

/* ════════════════════════════════════════
   MOUSE GLOW
════════════════════════════════════════ */
#glow {
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124,106,247,0.09) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: transform 0.12s linear;
  will-change: transform;
}

/* ════════════════════════════════════════
   PROGRESS BAR
════════════════════════════════════════ */
#progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 999;
  width: 0%;
  transition: width 0.1s linear;
}

/* ════════════════════════════════════════
   LOADER
════════════════════════════════════════ */
#loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.8s var(--ease), visibility 0.8s;
}
#loader.out { opacity: 0; visibility: hidden; }

.ld-logo {
  font-family: var(--mono);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.04em;
  margin-bottom: 32px;
  animation: ldBlink 1s step-end infinite;
}
@keyframes ldBlink { 50% { opacity: 0.4; } }

.ld-bar-wrap {
  width: 240px;
  height: 1px;
  background: var(--border);
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}
.ld-bar {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px var(--accent);
}

.ld-status {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ════════════════════════════════════════
   NAV
════════════════════════════════════════ */
#nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 24px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s var(--ease);
}

#nav.scrolled {
  padding: 16px 40px;
  background: rgba(7,8,12,0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.n-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 101;
}

.n-right { display: flex; align-items: center; gap: 40px; }

.n-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.n-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}
.n-links a:not(.n-cta):hover { color: var(--text); }

.n-cta {
  background: var(--accent) !important;
  color: var(--bg) !important;
  padding: 9px 22px;
  border-radius: 6px;
  font-weight: 700 !important;
  transition: opacity 0.3s, transform 0.3s !important;
  letter-spacing: 0.04em !important;
}
.n-cta:hover { opacity: 0.85 !important; transform: translateY(-1px); }

.n-burger {
  display: none;
  flex-direction: column;
  gap: 7px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 101;
  padding: 4px;
}
.n-burger span { display: block; width: 24px; height: 1.5px; background: var(--text); transition: all 0.3s; }

/* ════════════════════════════════════════
   BUTTONS
════════════════════════════════════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--bg);
  font-weight: 800;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-radius: 6px;
  text-transform: uppercase;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), opacity 0.3s;
  box-shadow: 0 0 0 0 rgba(0,255,178,0.4);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 40px rgba(0,255,178,0.3);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 1px solid var(--bstrong);
  border-radius: 6px;
  text-transform: uppercase;
  transition: all 0.3s var(--ease);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,255,178,0.04);
  transform: translateY(-2px);
}

/* ════════════════════════════════════════
   LAYOUT HELPERS
════════════════════════════════════════ */
.wrapper { max-width: var(--max); margin: 0 auto; padding: 0 40px; }

section {
  padding: 130px 0;
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
}

.sec-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.sec-title {
  font-size: clamp(3rem, 7vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-transform: uppercase;
  margin-bottom: 70px;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.shown { opacity: 1; transform: translateY(0); }

/* ════════════════════════════════════════
   HERO
════════════════════════════════════════ */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 0;
  max-width: var(--max);
  margin: 0 auto;
  border-top: none !important;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 40px;
}
.he-sep { color: var(--accent); opacity: 0.5; }
.he-tag { color: var(--text); }
.he-avail { display: flex; align-items: center; gap: 7px; color: var(--accent); }
.he-dot { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; animation: gPulse 2s ease-in-out infinite; }
@keyframes gPulse {
  0%,100% { box-shadow: 0 0 0 0 rgba(0,255,178,0.4); }
  50%      { box-shadow: 0 0 0 8px rgba(0,255,178,0); }
}

/* The BIG name — editorial centrepiece */
.hero-name {
  line-height: 0.88;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
  user-select: none;
}

.hn-a {
  display: block;
  font-size: clamp(3.2rem, 8.5vw, 8.5rem);
  font-weight: 900;
  color: var(--text);
}

.hn-b {
  display: block;
  font-size: clamp(3.2rem, 8.5vw, 8.5rem);
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 2px rgba(242,242,238,0.25);
  transition: -webkit-text-stroke-color 0.4s;
}
.hero-name:hover .hn-b { -webkit-text-stroke-color: var(--accent); }

/* Role line — sits right under the name, clearly readable */
.hero-role-line {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.hero-role-text {
  font-size: clamp(1.5rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero-role-text::after {
  content: '|';
  color: var(--accent);
  animation: cursorBlink 0.75s step-end infinite;
  margin-left: 3px;
  font-weight: 300;
}

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

.hero-role-divider {
  display: block;
  width: 40px;
  height: 2px;
  background: var(--border);
  flex-shrink: 0;
}

.hero-role-sub {
  font-family: var(--mono);
  font-size: clamp(0.75rem, 1.2vw, 1rem);
  color: var(--muted);
  letter-spacing: 0.06em;
}

.hero-lower {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 0;
  padding-bottom: 60px;
}

.hero-desc {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--muted);
  line-height: 1.7;
  max-width: 380px;
}

.hero-actions { display: flex; gap: 14px; align-items: center; flex-shrink: 0; }

/* Ticker */
.hero-ticker-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  overflow: hidden;
  width: 100vw;
  margin-left: -40px;
}

.ticker-inner {
  display: flex;
  gap: 0;
  width: max-content;
  animation: tickerRoll 35s linear infinite;
}

.ticker-inner span {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  padding: 0 18px;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 0.3s;
}
.ticker-inner span:hover { color: var(--accent); cursor: default; }

@keyframes tickerRoll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 32px;
  right: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.hs-bar {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: hsAnim 2s ease-in-out infinite;
}
@keyframes hsAnim {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

.hero-scroll span {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

/* ════════════════════════════════════════
   ABOUT — PILLARS
════════════════════════════════════════ */
#about { background: var(--bg2); }

.pillars {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  margin-bottom: 90px;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.pillar {
  padding: 48px 40px;
  transition: background 0.3s;
}
.pillar:hover { background: rgba(0,255,178,0.02); }

.p-divider {
  width: 1px;
  background: var(--border);
  flex-shrink: 0;
}

.p-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.pillar h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.pillar p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.8;
}
.pillar p strong { color: var(--accent); font-weight: 600; }

/* Impact strip */
.impact-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.impact-item {
  padding: 40px 32px;
  border-right: 1px solid var(--border);
  text-align: center;
  transition: background 0.3s;
}
.impact-item:last-child { border-right: none; }
.impact-item:hover { background: rgba(0,255,178,0.02); }

.imp-divider { display: none; }

.imp-val {
  font-family: var(--mono);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 10px;
}

.imp-key {
  font-size: 0.78rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--mono);
}

/* ════════════════════════════════════════
   SKILLS — STATUS BOARD
════════════════════════════════════════ */
#skills { background: var(--bg); }

.sb-head {
  display: grid;
  grid-template-columns: 3fr 1.2fr 2fr 1fr 1.2fr;
  gap: 0;
  padding: 10px 20px;
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 2px 2px 0 0;
  background: rgba(255,255,255,0.02);
}
.sb-head span {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.status-board {
  border: 1px solid var(--border);
  border-radius: 0 0 2px 2px;
  overflow: hidden;
}

.sb-row {
  display: grid;
  grid-template-columns: 3fr 1.2fr 2fr 1fr 1.2fr;
  gap: 0;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  align-items: center;
  transition: background 0.25s;
}
.sb-row:last-child { border-bottom: none; }
.sb-row:hover { background: rgba(0,255,178,0.025); }

.sbr-service {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text);
  font-weight: 500;
}

.sbr-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.sbr-dot.green { background: var(--green); box-shadow: 0 0 6px rgba(34,197,94,0.6); }
.sbr-dot.amber { background: var(--amber); box-shadow: 0 0 6px rgba(245,158,11,0.5); }

.sbr-cat {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sbr-bar-wrap {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 2px;
  overflow: hidden;
  margin-right: 24px;
}
.sbr-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), rgba(0,255,178,0.5));
  border-radius: 2px;
  width: 0;
  transition: width 1.4s var(--ease);
  position: relative;
}

.sbr-lvl {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sbr-status {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.sbr-status.active { color: var(--green); }
.sbr-status.running { color: var(--amber); }

/* ════════════════════════════════════════
   EXPERIENCE
════════════════════════════════════════ */
#experience { background: var(--bg2); }

.exp-block, .edu-row {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 60px;
  padding: 60px 0;
  border-top: 1px solid var(--border);
  align-items: start;
}
.edu-row { padding-bottom: 0; }

.exp-co {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text);
}

.exp-period {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-top: 12px;
  line-height: 1.6;
}

.exp-loc {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  margin-top: 8px;
  letter-spacing: 0.08em;
}

.exp-role {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.exp-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.chip {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 3px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.chip-green { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.25); color: var(--green); }
.chip-blue  { background: rgba(96,165,250,0.1); border: 1px solid rgba(96,165,250,0.25); color: #60A5FA; }
.chip-amber { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.25); color: var(--amber); }

.exp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.exp-list li {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
  transition: color 0.3s;
}
.exp-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.exp-list li:hover { color: var(--text); }
.exp-list li strong { color: var(--text); font-weight: 600; }

/* ════════════════════════════════════════
   PROJECTS
════════════════════════════════════════ */
#projects { background: var(--bg); }

.proj-list { display: flex; flex-direction: column; gap: 0; }

.proj-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  padding: 60px 0;
  border-top: 1px solid var(--border);
  transition: background 0.3s;
}
.proj-item:hover { background: rgba(0,255,178,0.015); margin: 0 -40px; padding: 60px 40px; }

.pi-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  padding-top: 6px;
  opacity: 0.7;
}

.pi-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.pi-icon { font-size: 2rem; margin-bottom: 10px; display: block; }

.pi-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0;
}

.pi-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: flex-start;
  margin-top: 6px;
}
.pi-tags span {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  border: 1px solid rgba(0,255,178,0.25);
  padding: 4px 12px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pi-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.pi-bullets li {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
}
.pi-bullets li::before { content: '→'; position: absolute; left: 0; color: var(--accent); }
.pi-bullets li strong { color: var(--text); }

.pi-metrics {
  display: flex;
  gap: 40px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.pm { display: flex; flex-direction: column; gap: 4px; }
.pm-v { font-family: var(--mono); font-size: 1.1rem; font-weight: 700; color: var(--text); }
.pm-k { font-family: var(--mono); font-size: 0.65rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.12em; }

/* ════════════════════════════════════════
   CERTIFICATIONS
════════════════════════════════════════ */
#certs { background: var(--bg2); padding: 90px 0; }

.cert-row {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s;
}
.cert-item:last-child { border-bottom: none; }
.cert-item:hover { background: rgba(0,255,178,0.02); }

.cert-ico { font-size: 1.8rem; flex-shrink: 0; width: 48px; text-align: center; }

.cert-info { flex: 1; }
.cert-name { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.cert-sub { font-family: var(--mono); font-size: 0.75rem; color: var(--muted); letter-spacing: 0.04em; }

.cert-check {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--accent);
  font-weight: 700;
  margin-left: auto;
}

/* ════════════════════════════════════════
   CONTACT
════════════════════════════════════════ */
#contact { background: var(--bg); }

.contact-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
  border-top: 1px solid var(--border);
  padding-top: 60px;
}

.contact-big {
  font-size: clamp(3.5rem, 8vw, 8rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.9;
  text-transform: uppercase;
}

.accent-text {
  color: transparent;
  -webkit-text-stroke: 2px var(--accent);
}

.contact-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 36px;
}

.contact-links { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--border); border-radius: 2px; overflow: hidden; }

.cl-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s;
  color: inherit;
}
.cl-item:last-child { border-bottom: none; }
.cl-item:hover { background: rgba(0,255,178,0.03); }
.cl-item:hover .cl-arr { color: var(--accent); transform: translate(2px,-2px); }

.cl-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  width: 80px;
  flex-shrink: 0;
}
.cl-val { font-size: 0.9rem; font-weight: 500; color: var(--text); flex: 1; }
.cl-arr { font-size: 1rem; color: var(--muted); transition: all 0.25s; }

/* ════════════════════════════════════════
   FOOTER
════════════════════════════════════════ */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  position: relative;
  z-index: 1;
}

.ft-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.ft-logo { font-family: var(--mono); font-weight: 700; color: var(--accent); font-size: 0.9rem; }
.ft-copy { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); letter-spacing: 0.06em; }
.ft-links { display: flex; gap: 24px; }
.ft-links a { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); text-decoration: none; letter-spacing: 0.08em; text-transform: uppercase; transition: color 0.3s; }
.ft-links a:hover { color: var(--accent); }

/* ════════════════════════════════════════
   TECH GRID (skills replacement)
════════════════════════════════════════ */
.tech-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.tg-category {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
}
.tg-category:last-child { border-bottom: none; }
.tg-category:hover { background: rgba(124,106,247,0.03); }

.tg-cat-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.tg-cat-note {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0.02em;
  opacity: 0.7;
  font-family: var(--sans);
}

.tg-cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.tg-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tg-chip {
  font-size: 0.82rem;
  font-weight: 500;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255,255,255,0.03);
  transition: all 0.25s;
  cursor: default;
}
.tg-chip:hover {
  border-color: rgba(124,106,247,0.4);
  color: var(--accent-l);
  background: rgba(124,106,247,0.07);
}
.tg-chip.primary {
  border-color: rgba(124,106,247,0.3);
  color: var(--accent-l);
  background: rgba(124,106,247,0.08);
  font-weight: 600;
}

.tg-chip.familiar {
  border-color: rgba(255,255,255,0.1);
  border-style: dashed;
  color: var(--muted);
  background: transparent;
  font-style: italic;
}
.tg-chip.familiar:hover {
  border-color: rgba(251,191,36,0.35);
  color: var(--amber);
  background: rgba(251,191,36,0.05);
  font-style: normal;
}

/* Skill legend */
.skill-legend {
  display: flex;
  gap: 28px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.sl-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--muted);
}
.sl-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.primary-dot { background: var(--accent); }
.familiar-dot { background: transparent; border: 1.5px dashed var(--muted); }

/* ════════════════════════════════════════
   EXPERIENCE IMPACT STRIP
════════════════════════════════════════ */
.exp-impact {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 32px;
}

.ei-item {
  padding: 20px 16px;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: background 0.3s;
}
.ei-item:last-child { border-right: none; }
.ei-item:hover { background: rgba(124,106,247,0.04); }

.ei-val {
  font-family: var(--mono);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent-l);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}

.ei-key {
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.4;
}

/* ════════════════════════════════════════
   ACHIEVEMENT CARDS (experience)
════════════════════════════════════════ */
.ach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.ach-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px 22px;
  transition: all 0.3s var(--ease);
}
.ach-card:hover {
  border-color: rgba(124,106,247,0.35);
  background: rgba(124,106,247,0.04);
  transform: translateY(-3px);
}

.ach-icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
  display: block;
}

.ach-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.ach-card p {
  font-size: 0.83rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ════════════════════════════════════════
   NAV — GitHub icon
════════════════════════════════════════ */
.n-gh {
  color: var(--muted) !important;
  display: flex;
  align-items: center;
  transition: color 0.3s !important;
}
.n-gh:hover { color: var(--accent) !important; }

/* ════════════════════════════════════════
   HERO — icon button
════════════════════════════════════════ */
.btn-icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--bstrong);
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  transition: all 0.3s var(--ease);
  flex-shrink: 0;
}
.btn-icon:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,255,178,0.04);
  transform: translateY(-2px);
}

/* ════════════════════════════════════════
   CASE STUDIES
════════════════════════════════════════ */
.case-study {
  padding: 70px 0;
  border-top: 1px solid var(--border);
}
.case-study:last-child { border-bottom: 1px solid var(--border); }

.cs-header {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  margin-bottom: 48px;
  align-items: start;
}

.cs-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  padding-top: 8px;
  opacity: 0.7;
}

.cs-icon { font-size: 2.2rem; margin-bottom: 12px; display: block; }

.cs-title {
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.cs-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cs-tags span {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent);
  border: 1px solid rgba(0,255,178,0.22);
  padding: 4px 11px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cs-body { padding-left: 104px; }

/* PSI grid */
.psi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 48px;
}

.psi-block {
  padding: 28px 28px;
  border-right: 1px solid var(--border);
  transition: background 0.3s;
}
.psi-block:last-child { border-right: none; }
.psi-block:hover { background: rgba(0,255,178,0.02); }

.psi-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.psi-block p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.8;
}
.psi-block p strong { color: var(--accent); font-weight: 600; }

/* Architecture diagram */
.arch-section { margin-bottom: 40px; }

.arch-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.arch-diagram {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 28px;
  background: rgba(255,255,255,0.01);
  overflow-x: auto;
}

.arch-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
  min-width: fit-content;
}

.arch-row-eks {
  align-items: flex-start;
  margin-top: 8px;
}

.arch-node {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 18px;
  text-align: center;
  min-width: 120px;
  transition: all 0.3s;
  flex-shrink: 0;
}
.arch-node:hover {
  border-color: rgba(0,255,178,0.3);
  background: rgba(0,255,178,0.03);
}

.arch-big { min-width: 200px; }
.arch-wide { width: 100%; }

.an-icon { font-size: 1.4rem; margin-bottom: 6px; }
.an-name { font-size: 0.78rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.an-sub  { font-family: var(--mono); font-size: 0.65rem; color: var(--muted); }

.arch-arrow {
  color: var(--accent);
  font-size: 1.2rem;
  opacity: 0.6;
  flex-shrink: 0;
}

.arch-down-arrow {
  text-align: center;
  color: var(--accent);
  font-size: 1.2rem;
  opacity: 0.6;
  margin: 8px 0;
}

.arch-pods {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin: 8px 0;
  flex-wrap: wrap;
}
.pod {
  background: rgba(0,255,178,0.08);
  border: 1px solid rgba(0,255,178,0.2);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.6rem;
  padding: 3px 8px;
  border-radius: 3px;
}
.pod-new { animation: podPulse 2s ease-in-out infinite; }
@keyframes podPulse {
  0%,100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

.arch-side { display: flex; flex-direction: column; gap: 10px; }
.arch-col  { display: flex; flex-direction: column; gap: 10px; }

/* Node colors */
.node-ci   { border-color: rgba(96,165,250,0.25); }
.node-helm { border-color: rgba(167,139,250,0.25); }
.node-eks  { border-color: rgba(0,255,178,0.3); background: rgba(0,255,178,0.03); }
.node-mon  { border-color: rgba(245,158,11,0.25); }
.node-tf   { border-color: rgba(167,139,250,0.25); }
.node-kafka { border-color: rgba(239,68,68,0.25); }
.node-cons { border-color: rgba(96,165,250,0.25); }
.node-lambda { border-color: rgba(245,158,11,0.25); }
.node-graf { border-color: rgba(245,158,11,0.3); background: rgba(245,158,11,0.03); }

/* Kafka topics */
.kafka-topics {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin: 8px 0;
  flex-wrap: wrap;
}
.ktopic {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: #FCA5A5;
  font-family: var(--mono);
  font-size: 0.62rem;
  padding: 4px 10px;
  border-radius: 3px;
  text-align: center;
  line-height: 1.5;
}
.ktopic span { color: var(--muted); font-size: 0.58rem; }
.ktopic-dlq { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); color: var(--amber); }

.arch-monitoring-row {
  margin-top: 16px;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}

/* Case study metrics */
.cs-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.csm {
  padding: 20px 20px;
  border-right: 1px solid var(--border);
  text-align: center;
  transition: background 0.3s;
}
.csm:last-child { border-right: none; }
.csm:hover { background: rgba(0,255,178,0.02); }
.csm-v { display: block; font-family: var(--mono); font-size: 1.3rem; font-weight: 800; color: var(--accent); margin-bottom: 6px; }
.csm-k { display: block; font-family: var(--mono); font-size: 0.65rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; }

/* ════════════════════════════════════════
   PROJECT CARDS (new style)
════════════════════════════════════════ */
.proj-cards { display: flex; flex-direction: column; gap: 0; }

.proj-card-new {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border);
  padding: 56px 0;
  transition: background 0.3s;
}
.proj-card-new:last-child { border-bottom: 1px solid var(--border); }
.proj-card-new:hover { background: rgba(124,106,247,0.02); margin: 0 -40px; padding: 56px 40px; }

.pcn-left {
  padding-right: 48px;
  border-right: 1px solid var(--border);
}

.pcn-num {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  opacity: 0.6;
  margin-bottom: 14px;
}

.pcn-icon { font-size: 2rem; margin-bottom: 14px; display: block; }

.pcn-title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--text);
}

.pcn-summary {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.pcn-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 24px;
}
.pcn-tags span {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid rgba(124,106,247,0.25);
  padding: 3px 11px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.pcn-links {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.pcn-private {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.pcn-gh-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent-l);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.25s;
}
.pcn-gh-link:hover { color: var(--text); }

.pcn-right { padding-left: 48px; }

.pcn-outcomes {}

.pco-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.pco-item {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  align-items: flex-start;
}
.pco-item:last-child { margin-bottom: 0; }

.pco-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(124,106,247,0.12);
  border: 1px solid rgba(124,106,247,0.3);
  color: var(--accent-l);
  font-size: 0.65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.pco-item div:last-child {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.75;
}
.pco-item div:last-child strong { color: var(--text); font-weight: 600; }

/* GitHub CTA bar */
.gh-cta {
  margin-top: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: rgba(255,255,255,0.02);
  flex-wrap: wrap;
}

.gh-cta-left {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--muted);
}

.gh-cta-title {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}

.gh-cta-sub {
  font-size: 0.78rem;
  color: var(--muted);
}

/* ════════════════════════════════════════
   WRITING / BLOG
════════════════════════════════════════ */
#writing { background: var(--bg2); }

.writing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 40px;
}

.article-card {
  padding: 32px 28px;
  border-right: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
}
.article-card:last-child { border-right: none; }
.article-card:hover { background: rgba(0,255,178,0.025); }
.article-card:hover .ac-read { color: var(--accent); }

.ac-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.ac-tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--accent);
  border: 1px solid rgba(0,255,178,0.22);
  padding: 3px 10px;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ac-date {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.ac-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--text);
  letter-spacing: -0.01em;
}

.ac-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 20px;
}

.ac-footer { margin-top: auto; }

.ac-read {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.3s;
}

.writing-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--border);
}
.writing-cta p { color: var(--muted); font-size: 0.9rem; }

/* ════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════ */
/* ════════════════════════════════════════
   AWARDS & RECOGNITION
════════════════════════════════════════ */
.awards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.award-card {
  position: relative;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 34px 32px;
  overflow: hidden;
  transition: all 0.3s var(--ease);
}
.award-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0.7;
}
.award-card:hover {
  border-color: rgba(124,106,247,0.35);
  background: rgba(124,106,247,0.04);
  transform: translateY(-4px);
}

.aw-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.aw-icon { font-size: 2.2rem; line-height: 1; }

.aw-badge {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(251,191,36,0.35);
  background: rgba(251,191,36,0.06);
  padding: 5px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.aw-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.aw-org {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.aw-stars {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--amber);
  font-size: 1.05rem;
  letter-spacing: 5px;
  margin-bottom: 14px;
}
.aw-stars span {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.award-card p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

.recog-list {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.recog-item {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  padding: 30px 32px;
  border-bottom: 1px solid var(--border);
  transition: background 0.25s;
}
.recog-item:last-child { border-bottom: none; }
.recog-item:hover { background: rgba(124,106,247,0.03); }

.recog-label {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.recog-who { font-weight: 700; font-size: 0.95rem; }

.recog-body h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.recog-body p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.8;
}

@media (max-width: 1024px) {
  .sb-cat-col, .sb-lvl-col { display: none; }
  .sb-head { grid-template-columns: 3fr 2fr 1.2fr; }
  .sb-row  { grid-template-columns: 3fr 2fr 1.2fr; }
  .sbr-cat, .sbr-lvl { display: none; }
}

@media (max-width: 900px) {
  .hero-lower { flex-direction: column; align-items: flex-start; }
  .pillars { grid-template-columns: 1fr; }
  .p-divider { width: auto; height: 1px; }
  .impact-strip { grid-template-columns: 1fr 1fr; }
  .impact-item:nth-child(2) { border-right: none; }
  .impact-item:nth-child(3) { border-top: 1px solid var(--border); }
  .impact-item:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .exp-block, .edu-row { grid-template-columns: 1fr; gap: 24px; }
  .pi-top { flex-direction: column; }
  .contact-hero { grid-template-columns: 1fr; gap: 40px; }
  .exp-impact { grid-template-columns: 1fr 1fr; }
  .ei-item:nth-child(2) { border-right: none; }
  .ei-item:nth-child(3) { border-top: 1px solid var(--border); }
  .ei-item:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .ach-grid { grid-template-columns: 1fr; }
  .awards-grid { grid-template-columns: 1fr; }
  .recog-item { grid-template-columns: 1fr; gap: 12px; }
  .proj-card-new { grid-template-columns: 1fr; }
  .pcn-left { padding-right: 0; border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 32px; margin-bottom: 32px; }
  .pcn-right { padding-left: 0; }
  .proj-card-new:hover { margin: 0; padding: 56px 0; }
  .psi-grid { grid-template-columns: 1fr; }
  .psi-block { border-right: none; border-bottom: 1px solid var(--border); }
  .psi-block:last-child { border-bottom: none; }
  .cs-body { padding-left: 0; }
  .cs-header { grid-template-columns: 1fr; gap: 12px; }
  .cs-metrics { grid-template-columns: 1fr 1fr; }
  .csm:nth-child(2) { border-right: none; }
  .csm:nth-child(3) { border-top: 1px solid var(--border); }
  .csm:nth-child(4) { border-top: 1px solid var(--border); border-right: none; }
  .writing-grid { grid-template-columns: 1fr; }
  .article-card { border-right: none; border-bottom: 1px solid var(--border); }
  .article-card:last-child { border-bottom: none; }
  .writing-cta { flex-direction: column; align-items: flex-start; }
  .arch-row { flex-wrap: wrap; }
}

@media (max-width: 640px) {
  #hero, .wrapper { padding-left: 20px; padding-right: 20px; }
  #nav { padding: 18px 20px; }
  #nav.scrolled { padding: 14px 20px; }
  section { padding: 90px 0; }
  .hero-ticker-wrap { margin-left: -20px; }
  .hero-role-divider { display: none; }
  .hero-role-sub { display: none; }
  .n-links { display: none; position: fixed; inset: 0; background: rgba(7,8,12,0.98); flex-direction: column; align-items: center; justify-content: center; gap: 32px; z-index: 100; font-size: 1.1rem; }
  .n-links.open { display: flex; }
  .n-links a { font-size: 1.1rem; }
  .n-burger { display: flex; }
  .impact-strip { grid-template-columns: 1fr 1fr; }
  .proj-item { grid-template-columns: 1fr; gap: 12px; }
  .pi-metrics { flex-wrap: wrap; gap: 20px; }
  .contact-big { font-size: clamp(3rem, 13vw, 5rem); }
}