/* ============================================================
   Rolly Mougoue — Cloud Security Portfolio
   Dark space theme · Multi-page
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --bg:           #05080f;
  --bg-nav:       rgba(5, 8, 15, 0.94);
  --bg-card:      rgba(255, 255, 255, 0.03);
  --bg-card-h:    rgba(255, 255, 255, 0.06);
  --border:       rgba(255, 255, 255, 0.08);
  --border-a:     rgba(0, 210, 255, 0.28);
  --text:         #e2e8f0;
  --text-muted:   #94a3b8;
  --text-dim:     #64748b;
  --accent:       #00d2ff;
  --accent-glow:  rgba(0, 210, 255, 0.15);
  --green:        #22c55e;
  --orange:       #f0883e;
  --purple:       #bc8cff;
  --font:         'Segoe UI', system-ui, -apple-system, sans-serif;
  --mono:         'Courier New', Courier, monospace;
  --r:            8px;
  --r-lg:         16px;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: var(--font); }

/* ── Canvas Starfield ───────────────────────────────────────── */
#starfield-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* ── Layout ─────────────────────────────────────────────────── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.page-content { position: relative; z-index: 1; }

/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--bg-nav);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 28px;
}
.nav-logo {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--text);
  transition: opacity .2s;
  white-space: nowrap;
}
.nav-logo:hover { opacity: 0.85; }
.nav-logo-box {
  width: 36px; height: 36px;
  border: 1.5px solid var(--accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-links a {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  transition: color .2s;
  position: relative;
  padding-bottom: 3px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--text); }
.nav-links a.active::after { transform: scaleX(1); }

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: .2s;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--r);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  border: none;
  transition: all .2s;
}
.btn-primary {
  background: linear-gradient(120deg, #00d2ff 0%, #0094c8 100%);
  color: #05080f;
  font-weight: 700;
}
.btn-primary:hover {
  background: linear-gradient(120deg, #33ddff 0%, #00b8e8 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,210,255,.45);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(0,210,255,.35);
  color: var(--text);
}
.btn-outline:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}
.btn-ghost {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
}
.btn-ghost:hover {
  background: var(--bg-card-h);
  color: var(--text);
  border-color: rgba(255,255,255,.18);
}

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  padding-top: 66px;
}
/* Ambient radial glow behind hero text */
.hero::before {
  content: '';
  position: absolute;
  width: 900px; height: 900px;
  left: -5%; top: 50%;
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(0,210,255,0.07) 0%, transparent 62%);
  pointer-events: none;
  z-index: 0;
  animation: ambientPulse 8s ease-in-out infinite;
}
@keyframes ambientPulse {
  0%, 100% { opacity: 0.7; transform: translateY(-50%) scale(1); }
  50%       { opacity: 1.0; transform: translateY(-50%) scale(1.08); }
}
.hero-content {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 64px;
  padding: 80px 28px 120px;
  max-width: 1160px;
  margin: 0 auto;
  width: 100%;
}
.hero-left { flex: 1; min-width: 0; }
.hero-name {
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 800;
  line-height: 1.08;
  color: var(--text);
  background: linear-gradient(115deg, #ffffff 25%, #b8eeff 65%, #00d2ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 18px;
  letter-spacing: -.02em;
}
.hero-type-line {
  font-family: var(--mono);
  font-size: clamp(15px, 2vw, 20px);
  color: var(--accent);
  margin-bottom: 22px;
  min-height: 30px;
  display: flex;
  align-items: center;
  gap: 1px;
}
.hero-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent);
  margin-left: 1px;
  animation: blink .8s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-subtitle {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 500px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── Photo ───────────────────────────────────────────────────── */
.hero-photo {
  position: relative;
  width: 270px;
  height: 270px;
  min-width: 270px;
  flex-shrink: 0;
}
/* RGB glow — sits behind the ring */
.photo-glow {
  position: absolute;
  top: 0; left: 0;
  width: 270px; height: 270px;
  border-radius: 50%;
  z-index: 0;
  animation: rgbGlow 5s ease-in-out infinite;
}
@keyframes rgbGlow {
  0%,  100% { box-shadow: 0 0 55px 22px rgba(255,0,110,0.60), 0 0 110px 50px rgba(255,0,110,0.18); }
  25%        { box-shadow: 0 0 55px 22px rgba(0,160,255,0.60), 0 0 110px 50px rgba(0,160,255,0.18); }
  50%        { box-shadow: 0 0 55px 22px rgba(50,255,120,0.55), 0 0 110px 50px rgba(50,255,120,0.16); }
  75%        { box-shadow: 0 0 55px 22px rgba(170,0,255,0.60), 0 0 110px 50px rgba(170,0,255,0.18); }
}

.photo-ring {
  position: absolute;
  top: -5px;
  left: -5px;
  right: -5px;
  bottom: -5px;
  border-radius: 50%;
  background: conic-gradient(
    #ff0080, #ff4400, #ffcc00,
    #00ff88, #00aaff, #8800ff, #ff0080
  );
  animation: spinRing 5s linear infinite;
  z-index: 1;
}
@keyframes spinRing { to { transform: rotate(360deg); } }

.photo-inner {
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  overflow: hidden;
  background: #0a1220;
  z-index: 2;
}
.photo-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: none;
}
.photo-inner img.loaded { display: block; }
.photo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: .04em;
  text-align: center;
  padding: 20px;
}
.photo-placeholder svg {
  width: 48px; height: 48px;
  opacity: .25;
}

/* ── Ticker ──────────────────────────────────────────────────── */
.ticker {
  border-top: 1px solid var(--border);
  background: rgba(5,8,15,.7);
  padding: 13px 0;
  overflow: hidden;
  flex-shrink: 0;
}
.ticker-track {
  display: flex;
  white-space: nowrap;
  animation: tickerScroll 32s linear infinite;
  width: max-content;
}
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 32px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.ticker-item .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .5;
  flex-shrink: 0;
}
@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Section base ────────────────────────────────────────────── */
.page-section {
  padding: 96px 0;
  position: relative;
  z-index: 1;
}
.section-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 800;
  color: var(--text);
  background: linear-gradient(110deg, #ffffff 55%, #7ad8f5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.12;
  letter-spacing: -.01em;
}
.section-desc {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 580px;
  line-height: 1.75;
}

/* ── About ───────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 64px;
  align-items: start;
}
.about-heading {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 800;
  color: var(--text);
  line-height: 1.18;
  margin-bottom: 28px;
  letter-spacing: -.01em;
}
.about-bio p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-bio p:last-of-type { margin-bottom: 0; }
.about-bio strong { color: var(--text); font-weight: 600; }
.about-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }

/* Sidebar boxes */
.sidebar-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  margin-bottom: 20px;
}
.sidebar-box:last-child { margin-bottom: 0; }
.sidebar-title {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .16em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.facts-table { width: 100%; border-collapse: collapse; }
.facts-table tr { border-bottom: 1px solid var(--border); }
.facts-table tr:last-child { border-bottom: none; }
.facts-table td {
  padding: 10px 0;
  font-size: 13px;
  line-height: 1.4;
  vertical-align: top;
}
.facts-table td:first-child {
  color: var(--text-muted);
  width: 100px;
  padding-right: 8px;
}
.facts-table td:last-child {
  color: var(--text);
  font-weight: 500;
  text-align: right;
}
.avail-cell {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: flex-end;
}
.avail-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: .35; } }

.cert-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  gap: 8px;
}
.cert-row:last-child { border-bottom: none; }
.cert-name { color: var(--text-muted); flex: 1; }
.cert-date { color: var(--text-dim); font-size: 11px; white-space: nowrap; }

/* ── Projects ────────────────────────────────────────────────── */
.projects-header { margin-bottom: 52px; }
.stats-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.stat-item { }
.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: .04em;
  margin-top: 4px;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}
.project-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: border-color .25s, transform .25s, box-shadow .25s, background .25s;
}
.project-card:hover {
  border-color: rgba(0,210,255,0.35);
  transform: translateY(-3px);
  background: linear-gradient(145deg, rgba(0,210,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
  box-shadow: 0 14px 48px rgba(0,210,255,0.10), 0 0 0 1px rgba(0,210,255,0.12);
}
.project-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 32px;
  align-items: start;
}
.project-card.featured .project-body { display: flex; flex-direction: column; }
.project-num {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: .1em;
  margin-bottom: 6px;
}
.project-small {
  display: block;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.project-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 12px;
}
.project-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.project-highlights {
  margin-bottom: 18px;
}
.project-highlights li {
  font-size: 13px;
  color: var(--text-muted);
  padding: 6px 0 6px 14px;
  position: relative;
  border-bottom: 1px solid var(--border);
  line-height: 1.55;
}
.project-highlights li:last-child { border-bottom: none; }
.project-highlights li::before {
  content: '';
  position: absolute;
  left: 0; top: 13px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .5;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}
.tag {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: .03em;
}
.tag-aws  { background: rgba(240,136,62,.1);  color: #f0883e; border: 1px solid rgba(240,136,62,.2); }
.tag-iac  { background: rgba(124,158,240,.1); color: #7c9ef0; border: 1px solid rgba(124,158,240,.2); }
.tag-lang { background: rgba(63,185,80,.1);   color: #3fb950; border: 1px solid rgba(63,185,80,.2); }
.tag-test { background: rgba(188,140,255,.1); color: #bc8cff; border: 1px solid rgba(188,140,255,.2); }

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.project-meta { font-size: 12px; color: var(--text-dim); }
.project-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: gap .2s;
}
.project-link:hover { gap: 9px; }
.project-link::after { content: '→'; }

.project-sidebar {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sidebar-stat {
  background: rgba(0,210,255,.05);
  border: 1px solid rgba(0,210,255,.14);
  border-radius: var(--r);
  padding: 14px 16px;
}
.ss-label {
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 4px;
}
.ss-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

/* ── Contact ─────────────────────────────────────────────────── */
.contact-section {
  padding: 60px 0 100px;
  position: relative;
  z-index: 1;
}
.contact-hero {
  text-align: center;
  margin-bottom: 56px;
}
.contact-heading {
  font-size: 58px;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: linear-gradient(110deg, #ffffff 45%, #7ad8f5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 18px;
}
.contact-subhead {
  color: var(--text-muted);
  font-size: 15.5px;
  line-height: 1.75;
  max-width: 560px;
  margin: 0 auto;
}
.contact-card {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 22px;
  overflow: hidden;
}
.contact-left {
  padding: 52px 44px;
  background: rgba(0,210,255,0.02);
  border-right: 1px solid rgba(255,255,255,0.07);
  display: flex;
  flex-direction: column;
}
.contact-right {
  padding: 52px 48px;
}
.cc-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.cc-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 36px;
}
.ci-rows {
  display: flex;
  flex-direction: column;
  gap: 26px;
  margin-bottom: 36px;
}
.ci-row { display: flex; gap: 16px; align-items: flex-start; }
.ci-icon {
  width: 42px; height: 42px;
  flex-shrink: 0;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}
.ci-icon svg { width: 17px; height: 17px; }
.ci-info { display: flex; flex-direction: column; gap: 5px; padding-top: 2px; }
.ci-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.ci-val-row { display: flex; align-items: center; gap: 8px; }
.ci-value {
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.4;
}
a.ci-value { transition: color .2s; }
a.ci-value:hover { color: var(--accent); }
.ci-copy {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-dim);
  padding: 3px;
  border-radius: 5px;
  display: flex;
  flex-shrink: 0;
  transition: color .2s;
}
.ci-copy:hover { color: var(--accent); }
.ci-copy svg { width: 13px; height: 13px; }
.social-row { display: flex; gap: 10px; margin-top: auto; padding-top: 36px; }
.social-btn {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  transition: color .2s, border-color .2s, background .2s;
}
.social-btn:hover {
  color: var(--accent);
  border-color: rgba(0,210,255,0.35);
  background: rgba(0,210,255,0.07);
}
.social-btn svg { width: 15px; height: 15px; }

/* form */
.contact-form { display: flex; flex-direction: column; gap: 20px; margin-top: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.13em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.form-input, .form-textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 9px;
  padding: 13px 15px;
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  outline: none;
  width: 100%;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-dim); opacity: .7; }
.form-input:focus, .form-textarea:focus {
  border-color: rgba(0,210,255,0.55);
  background: rgba(0,210,255,0.03);
  box-shadow: 0 0 0 3px rgba(0,210,255,0.10);
}
.form-textarea { resize: vertical; min-height: 130px; }
.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 26px;
  background: linear-gradient(90deg, #0096c7 0%, #00d2ff 100%);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border: none;
  border-radius: 9px;
  cursor: pointer;
  transition: opacity .2s, transform .2s, box-shadow .2s;
  font-family: var(--font);
  letter-spacing: 0.01em;
  margin-top: 4px;
}
.btn-send:hover {
  opacity: 0.90;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(0,210,255,0.35);
}
.btn-send svg { width: 15px; height: 15px; }
.form-success {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 10px;
  margin-bottom: 24px;
  color: var(--green);
}
.form-success svg { width: 22px; height: 22px; flex-shrink: 0; margin-top: 2px; }
.form-success strong { display: block; font-size: 14px; margin-bottom: 3px; }
.form-success p { font-size: 13px; color: var(--text-muted); margin: 0; }
.avail-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  background: rgba(34,197,94,.10);
  border: 1px solid rgba(34,197,94,.22);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
}

/* ── Metrics ─────────────────────────────────────────────────── */
.metrics-section {
  padding: 96px 0 104px;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.metrics-section::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 70%; max-width: 720px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,210,255,0.35), transparent);
}
/* ambient sweep animation */
.metrics-section::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,210,255,0.015), transparent);
  animation: metricsSweep 7s ease-in-out infinite;
  pointer-events: none;
}
@keyframes metricsSweep {
  0%   { left: -60%; }
  100% { left: 160%; }
}
.metrics-hd {
  text-align: center;
  margin-bottom: 64px;
}
.metrics-title { justify-content: center; }
.metrics-desc { text-align: center; max-width: 520px; margin: 0 auto; }
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

/* color variants */
.mc-cyan   { --mc: #00d2ff; }
.mc-green  { --mc: #22c55e; }
.mc-orange { --mc: #f0883e; }
.mc-purple { --mc: #bc8cff; }
.mc-blue   { --mc: #60a5fa; }

.metric-card {
  border-radius: 18px;
  padding: 36px 16px 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(255,255,255,0.025);
  transition: transform .35s, border-color .35s, box-shadow .35s;
  cursor: default;
}
/* radial glow from top (hidden until hover) */
.metric-card::after {
  content: '';
  position: absolute;
  top: -40%; left: 50%;
  transform: translateX(-50%);
  width: 180%; height: 200%;
  border-radius: 50%;
  background: radial-gradient(ellipse at top, var(--mc) 0%, transparent 60%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.metric-card:hover::after { opacity: 0.07; }
/* bottom accent line */
.metric-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 10%; right: 10%;
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(90deg, transparent, var(--mc), transparent);
  opacity: 0.45;
  transition: opacity .35s, left .35s, right .35s;
}
.metric-card:hover {
  transform: translateY(-6px);
  border-color: var(--mc);
  box-shadow: 0 0 0 1px var(--mc),
              0 24px 60px rgba(0,0,0,0.45),
              0 0 50px rgba(0,0,0,0.2);
}
.metric-card:hover::before { opacity: 1; left: 0; right: 0; }

.mc-icon {
  width: 50px; height: 50px;
  margin: 0 auto 22px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  color: var(--mc);
  transition: transform .3s;
}
.mc-cyan   .mc-icon { background: rgba(0,210,255,0.10);  border: 1px solid rgba(0,210,255,0.25); }
.mc-green  .mc-icon { background: rgba(34,197,94,0.10);  border: 1px solid rgba(34,197,94,0.25); }
.mc-orange .mc-icon { background: rgba(240,136,62,0.10); border: 1px solid rgba(240,136,62,0.25); }
.mc-purple .mc-icon { background: rgba(188,140,255,0.10);border: 1px solid rgba(188,140,255,0.25); }
.mc-blue   .mc-icon { background: rgba(96,165,250,0.10); border: 1px solid rgba(96,165,250,0.25); }
.mc-icon svg { width: 22px; height: 22px; }
.metric-card:hover .mc-icon { transform: scale(1.12); }

.mc-num {
  font-size: 54px;
  font-weight: 900;
  line-height: 1;
  color: var(--mc);
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.025em;
  text-shadow: 0 0 32px var(--mc);
}
.mc-lbl {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  line-height: 1.65;
}

/* ── Skill Matrix ─────────────────────────────────────────────── */
.skills-section {
  padding: 80px 0 100px;
  position: relative;
  z-index: 1;
}
.sm-header { margin-bottom: 52px; }
.skill-matrix {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.skill-category {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.07);
  border-left: 3px solid var(--cat-c, var(--accent));
  border-radius: var(--r-lg);
  padding: 26px 28px 20px;
  transition: border-color .25s, box-shadow .25s;
}
.skill-category:hover {
  box-shadow: 0 0 0 1px rgba(var(--cat-rgb, 0,210,255), 0.12),
              0 12px 40px rgba(0,0,0,0.3);
}
.skill-cat-title {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--cat-c, var(--accent));
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sct-icon {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: rgba(var(--cat-rgb, 0,210,255), 0.10);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sct-icon svg { width: 14px; height: 14px; stroke: var(--cat-c, var(--accent)); }
.skill-rows { display: flex; flex-direction: column; }
.skill-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.skill-row:last-child { border-bottom: none; }
.skill-name {
  flex: 0 0 148px;
  font-size: 12.5px;
  color: var(--text-muted);
  transition: color .15s;
  white-space: nowrap;
}
.skill-row:hover .skill-name { color: var(--text); }
.skill-track {
  flex: 1;
  height: 5px;
  background: rgba(255,255,255,0.07);
  border-radius: 3px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  width: 0;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--cat-c, var(--accent)), rgba(255,255,255,0.6));
  transition: width 1.1s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 6px var(--cat-c, var(--accent));
}

/* ── Footer ──────────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 22px 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-copy { font-size: 12px; color: var(--text-dim); }
.footer-links { display: flex; gap: 22px; }
.footer-links a {
  font-size: 12px;
  color: var(--text-dim);
  transition: color .2s;
}
.footer-links a:hover { color: var(--accent); }

/* ── Fade animations ─────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; }

.page-enter { animation: pageIn .4s ease both; }
@keyframes pageIn {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Metrics + Telemetry side-by-side layout ─────────────────── */
.metrics-telemetry-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.metrics-left .metrics-hd   { text-align: left; margin-bottom: 40px; }
.metrics-left .metrics-title { justify-content: flex-start; }
.metrics-left .metrics-desc  { text-align: left; margin: 0; max-width: 100%; }
.metrics-left .metrics-grid  { grid-template-columns: repeat(3, 1fr); }
.metrics-right .telemetry-widget { margin: 0; }
/* 2-col stat grid in the narrower right column */
.metrics-right .tw-stats     { grid-template-columns: repeat(2, 1fr); }

@media (max-width: 940px) {
  .metrics-telemetry-wrap    { grid-template-columns: 1fr; gap: 48px; }
  .metrics-left .metrics-hd  { text-align: center; }
  .metrics-left .metrics-title { justify-content: center; }
  .metrics-left .metrics-desc  { text-align: center; margin: 0 auto; max-width: 520px; }
}

/* ── Live Telemetry Widget ───────────────────────────────────── */
.telemetry-widget {
  margin: 44px 0 60px;
  background: rgba(0,210,255,0.025);
  border: 1px solid rgba(0,210,255,0.14);
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
}
.telemetry-widget::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, #00d2ff 35%, #22c55e 65%, transparent 100%);
}
.tw-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
}
.tw-live-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #22c55e;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.25);
  border-radius: 20px;
  padding: 4px 11px 4px 8px;
  flex-shrink: 0;
  margin-top: 2px;
}
.tw-live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 7px #22c55e;
  animation: twPulse 2s ease-in-out infinite;
}
@keyframes twPulse {
  0%, 100% { opacity: 1;   transform: scale(1);   }
  50%       { opacity: 0.4; transform: scale(0.75); }
}
.tw-meta { flex: 1; min-width: 0; }
.tw-title {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.tw-arch {
  font-size: 12px;
  color: var(--text-dim);
  font-family: var(--mono);
}
.tw-arch-sep { margin: 0 6px; color: var(--border); }
.tw-updated {
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  padding-top: 4px;
  font-family: var(--mono);
}
.tw-body { padding: 24px; }
.tw-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 13px;
  padding: 10px 0;
}
.tw-spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid rgba(0,210,255,0.18);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: twSpin 0.75s linear infinite;
  flex-shrink: 0;
}
@keyframes twSpin { to { transform: rotate(360deg); } }
.tw-err {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 13px;
  padding: 8px 0;
}
.tw-err svg { width: 18px; height: 18px; color: var(--orange); flex-shrink: 0; }

/* Stat grid */
.tw-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}
.tw-stat {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--r);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: border-color 0.2s;
}
.tw-stat:hover { border-color: rgba(255,255,255,0.14); }
.tws-icon {
  width: 20px; height: 20px;
  margin-bottom: 8px;
}
.tws-cyan   { --tws: #00d2ff; }
.tws-green  { --tws: #22c55e; }
.tws-orange { --tws: #f0883e; }
.tws-purple { --tws: #bc8cff; }
.tws-green2 { --tws: #22c55e; }
.tws-red    { --tws: #f87171; }
.tws-icon { color: var(--tws, var(--accent)); }
.tws-num {
  font-size: 28px;
  font-weight: 800;
  color: var(--tws, var(--text));
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}
.tws-label {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 2px;
}

/* Chart */
.tw-chart-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 10px;
}
.tw-chart-wrap { position: relative; }
.tw-chart {
  width: 100%;
  height: 80px;
  display: block;
  overflow: visible;
}
.tw-chart-x {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--mono);
  margin-top: 5px;
  padding: 0 2px;
}
.tw-chart-x span { flex: 1; text-align: center; }
.tw-chart-x span:first-child { text-align: left; }
.tw-chart-x span:last-child  { text-align: right; }

/* Footer */
.tw-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
}
.tw-note {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.55;
  flex: 1;
}
.tw-src-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  transition: opacity 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}
.tw-src-link:hover { opacity: 0.7; }

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* ── Mobile ──────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 66px; left: 0; right: 0;
    background: var(--bg-nav);
    flex-direction: column;
    padding: 18px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  .hero-content {
    flex-direction: column;
    text-align: center;
    padding: 60px 28px 120px;
    gap: 44px;
  }
  .hero-photo {
    width: 200px;
    height: 200px;
    min-width: 200px;
    margin: 0 auto;
    order: -1;
  }
  .photo-glow  { width: 200px; height: 200px; }
  .photo-inner { width: 190px; height: 190px; }
  .hero-actions { justify-content: center; }
  .hero-subtitle { max-width: 100%; margin-left: auto; margin-right: auto; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card.featured { grid-template-columns: 1fr; }
  .stats-row { gap: 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-grid .metric-card:nth-child(5) { grid-column: span 2; }
  .metrics-left .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .skill-matrix { grid-template-columns: 1fr; }
  .skill-name { flex: 0 0 120px; }
  .contact-card { grid-template-columns: 1fr; }
  .contact-left { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.07); }
  .contact-heading { font-size: 42px; }
  .form-row { grid-template-columns: 1fr; }
  .tw-stats { grid-template-columns: repeat(2, 1fr); }
  .tw-header { flex-wrap: wrap; gap: 10px; }
}

@media (max-width: 500px) {
  .hero-name { font-size: 34px; }
  .btn { padding: 10px 18px; font-size: 13px; }
  .metrics-grid { grid-template-columns: 1fr; }
  .metrics-grid .metric-card:nth-child(5) { grid-column: auto; }
  .mc-num { font-size: 44px; }
  .tw-stats { grid-template-columns: 1fr; }
  .metrics-right .tw-stats { grid-template-columns: 1fr; }
  .tws-num  { font-size: 24px; }
}