/* ═══════════════════════════════════════════════════════════════
   TOKENS
═══════════════════════════════════════════════════════════════ */
:root {
  --bg:          #0a0e14;
  --bg-alt:      #0f1319;
  --bg-card:     #12171f;
  --bg-card-hover: #181f2a;
  --border:      rgba(255,255,255,0.06);
  --border-hover:rgba(255,255,255,0.12);

  --blue:        #3b82f6;
  --blue-light:  #60a5fa;
  --blue-glow:   rgba(59,130,246,0.15);
  --blue-dim:    rgba(59,130,246,0.07);

  --text:        #e8edf4;
  --text-2:      #8b99ad;
  --text-3:      #475569;

  --font:        'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display:'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --max:         1100px;
  --r:           14px;
  --r-sm:        10px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ═══════════════════════════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════════════════════════ */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

.section {
  padding: 104px 0;
}
.section-alt {
  background: var(--bg-alt);
}
.section-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--blue);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
  max-width: 600px;
  letter-spacing: -0.03em;
}
.section-sub {
  font-size: 16px;
  color: var(--text-2);
  max-width: 520px;
  margin-bottom: 56px;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════
   NAV
═══════════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  transition: background 0.35s, box-shadow 0.35s, border-color 0.35s;
  border-bottom: 1px solid transparent;
}
.nav-scrolled {
  background: rgba(10,14,20,0.88);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom-color: var(--border);
  box-shadow: 0 1px 40px rgba(0,0,0,0.5);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  padding: 6px 12px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover,
.nav-link-active {
  color: var(--text);
  background: rgba(255,255,255,0.06);
}
.nav-cta {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: var(--blue);
  padding: 7px 18px;
  border-radius: 8px;
  margin-left: 8px;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.nav-cta:hover {
  background: var(--blue-light);
  box-shadow: 0 0 24px var(--blue-glow);
  transform: translateY(-1px);
}
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-2);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-mobile {
  display: none;
  flex-direction: column;
  background: rgba(10,14,20,0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  padding: 16px 24px 24px;
  gap: 4px;
}
.nav-mobile.open { display: flex; }
.nav-mobile-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  padding: 10px 12px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.nav-mobile-link:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-mobile-cta {
  color: var(--blue-light);
  font-weight: 600;
  margin-top: 8px;
}

/* ═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% -5%, rgba(59,130,246,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 50% 30% at 20% 70%, rgba(99,102,241,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 85% 85%, rgba(59,130,246,0.06) 0%, transparent 60%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 20%, transparent 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text-2);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  backdrop-filter: blur(8px);
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-name {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 82px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 18px;
  background: linear-gradient(135deg, #ffffff 0%, #c8d6e5 50%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-title {
  font-size: clamp(16px, 2.5vw, 20px);
  font-weight: 500;
  color: var(--blue-light);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}
.hero-sub {
  font-size: 14px;
  color: var(--text-3);
  letter-spacing: 0.04em;
  margin-bottom: 40px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 72px;
}
.btn {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 600;
  padding: 11px 26px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  border: none;
}
.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 2px 12px rgba(59,130,246,0.25);
}
.btn-primary:hover {
  background: var(--blue-light);
  box-shadow: 0 8px 32px rgba(59,130,246,0.35);
  transform: translateY(-2px);
}
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  color: var(--text);
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.04);
  transform: translateY(-1px);
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(12px);
}
.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 22px 36px;
  gap: 6px;
}
.hero-stat-val {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 800;
  color: var(--text);
  line-height: 1;
  background: linear-gradient(135deg, #fff 0%, var(--blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 11px;
  color: var(--text-3);
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.hero-stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border);
  flex-shrink: 0;
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-3);
  animation: bounce 2.5s ease-in-out infinite;
  z-index: 1;
  opacity: 0.6;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 0.3; }
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 64px;
  align-items: start;
}
.about-logo-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  position: sticky;
  top: 96px;
}
.about-initials-wrap {
  position: relative;
  width: 180px;
  height: 180px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid rgba(59,130,246,0.3);
  box-shadow:
    0 0 40px rgba(59,130,246,0.12),
    0 0 80px rgba(59,130,246,0.06);
  animation: photo-ring 4s ease-in-out infinite;
}
@keyframes photo-ring {
  0%, 100% { border-color: rgba(59,130,246,0.3); box-shadow: 0 0 40px rgba(59,130,246,0.12), 0 0 80px rgba(59,130,246,0.06); }
  50% { border-color: rgba(99,102,241,0.4); box-shadow: 0 0 48px rgba(99,102,241,0.18), 0 0 96px rgba(99,102,241,0.08); }
}
.about-initials {
  width: 140px;
  height: 140px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(59,130,246,0.15) 0%, rgba(99,102,241,0.1) 100%);
  border: 1px solid rgba(59,130,246,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--blue-light);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}
.about-logo-glow {
  position: absolute;
  inset: -20px;
  background: radial-gradient(ellipse at center, var(--blue-glow) 0%, transparent 70%);
  z-index: 0;
}
.about-links {
  display: flex;
  gap: 10px;
}
.about-social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: 8px;
  transition: all 0.25s var(--ease-out);
}
.about-social-link:hover {
  color: var(--text);
  border-color: rgba(59,130,246,0.3);
  background: var(--bg-card-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
.about-text-col { }
.about-p {
  font-size: 15.5px;
  color: var(--text-2);
  line-height: 1.85;
  margin-bottom: 20px;
}
.about-p strong { color: var(--text); font-weight: 600; }
.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.tag {
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-light);
  background: var(--blue-dim);
  border: 1px solid rgba(59,130,246,0.15);
  padding: 5px 14px;
  border-radius: 100px;
  letter-spacing: 0.02em;
  transition: all 0.2s;
}
.tag:hover {
  background: rgba(59,130,246,0.12);
  border-color: rgba(59,130,246,0.3);
}
.tag-sm {
  font-size: 11px;
  padding: 3px 10px;
  font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════════
   SERVICES
═══════════════════════════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 30px 24px;
  transition: all 0.35s var(--ease-out);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
  opacity: 0;
  transition: opacity 0.35s;
}
.service-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3), 0 0 0 1px rgba(59,130,246,0.08);
}
.service-card:hover::before {
  opacity: 1;
}
.service-icon {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  transition: transform 0.3s var(--ease-out);
}
.service-card:hover .service-icon {
  transform: scale(1.08);
}
.service-icon-red    { background: rgba(239,68,68,0.1);  color: #f87171; }
.service-icon-blue   { background: rgba(59,130,246,0.1); color: #60a5fa; }
.service-icon-teal   { background: rgba(20,184,166,0.1); color: #2dd4bf; }
.service-icon-purple { background: rgba(139,92,246,0.1); color: #a78bfa; }
.service-icon-orange { background: rgba(249,115,22,0.1); color: #fb923c; }
.service-icon-green  { background: rgba(34,197,94,0.1);  color: #4ade80; }
.service-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.service-desc {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════════════════════
   PROJECTS
═══════════════════════════════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 40px;
}
.project-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 24px;
  transition: all 0.35s var(--ease-out);
  cursor: pointer;
}
.project-card:hover {
  border-color: rgba(59,130,246,0.35);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3), 0 0 40px rgba(59,130,246,0.06);
}
.project-card-featured {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: flex-start;
  gap: 32px;
  border-color: rgba(59,130,246,0.2);
  background: linear-gradient(135deg, rgba(59,130,246,0.05) 0%, var(--bg-card) 60%);
}
.project-card-featured .project-name { font-size: 22px; }
.project-card-featured .project-desc { font-size: 14.5px; }
.project-card-featured .project-card-top { flex-shrink: 0; }
.project-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.project-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.project-lang {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.02em;
}
.project-lang-python { background: rgba(59,130,246,0.1); color: #60a5fa; }
.project-lang-ssh    { background: rgba(20,184,166,0.1); color: #2dd4bf; }
.project-lang-ruby   { background: rgba(239,68,68,0.1);  color: #f87171; }
.project-lang-ts     { background: rgba(59,130,246,0.1); color: #60a5fa; }
.project-lang-c      { background: rgba(139,92,246,0.1); color: #a78bfa; }
.project-lang-lex    { background: rgba(249,115,22,0.1); color: #fb923c; }
.project-badge {
  font-size: 11px;
  font-weight: 600;
  color: #4ade80;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.15);
  padding: 2px 9px;
  border-radius: 100px;
}
.project-stars {
  font-size: 12px;
  color: #fbbf24;
}
.project-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.3;
}
.project-desc {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}
.project-footer { margin-top: auto; }
.project-link-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--blue-light);
  transition: color 0.2s;
}
.project-card:hover .project-link-text { color: #93bbfd; }
.projects-more { text-align: center; }

/* ═══════════════════════════════════════════════════════════════
   EXPERIENCE
═══════════════════════════════════════════════════════════════ */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue) 0%, rgba(59,130,246,0.3) 30%, var(--border) 60%, transparent 100%);
  border-radius: 2px;
}
.tl-item {
  position: relative;
  padding-bottom: 32px;
}
.tl-item:last-child { padding-bottom: 0; }
.tl-marker {
  position: absolute;
  left: -38px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-alt);
  transition: all 0.3s;
}
.tl-marker-active {
  border-color: var(--blue);
  background: var(--blue);
  box-shadow: 0 0 16px rgba(59,130,246,0.35);
}
.tl-body {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 24px 28px;
  transition: all 0.3s var(--ease-out);
}
.tl-body:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.tl-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.tl-role {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.tl-company {
  display: block;
  font-size: 13px;
  color: var(--blue-light);
  margin-bottom: 10px;
  margin-top: 2px;
}
.tl-date {
  font-size: 12px;
  color: var(--text-3);
  white-space: nowrap;
  flex-shrink: 0;
  padding-top: 2px;
  font-weight: 500;
}
.tl-desc {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 14px;
}
.tl-tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* ═══════════════════════════════════════════════════════════════
   SKILLS
═══════════════════════════════════════════════════════════════ */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 64px;
  margin-bottom: 56px;
}
.skill-group { }
.skill-group-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-light);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.skill-group-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.skill-bars { display: flex; flex-direction: column; gap: 16px; }
.skill-bar-item { display: flex; flex-direction: column; gap: 7px; }
.skill-name {
  font-size: 13px;
  color: var(--text-2);
  font-weight: 500;
}
.skill-track {
  height: 4px;
  background: rgba(255,255,255,0.04);
  border-radius: 100px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue) 0%, #818cf8 60%, #c084fc 100%);
  border-radius: 100px;
  transition: width 1.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 0 8px rgba(59,130,246,0.3);
}
.lang-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.lang-chip {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 8px;
  transition: all 0.25s var(--ease-out);
}
.lang-chip:hover {
  color: var(--text);
  border-color: rgba(59,130,246,0.3);
  background: rgba(59,130,246,0.06);
  transform: translateY(-1px);
}

/* Certifications */
.certs-section {
  border-top: 1px solid var(--border);
  padding-top: 44px;
}
.certs-heading {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.certs-count {
  font-size: 12px;
  font-weight: 600;
  color: #4ade80;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.15);
  padding: 2px 9px;
  border-radius: 100px;
}
.certs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.cert-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 18px 20px;
  transition: all 0.25s var(--ease-out);
}
.cert-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.cert-card-more {
  border-style: dashed;
  align-items: center;
  text-align: center;
}
.cert-icon { font-size: 18px; margin-bottom: 4px; }
.cert-name { font-size: 13px; font-weight: 600; color: var(--text); line-height: 1.4; }
.cert-issuer { font-size: 11px; color: var(--text-3); }
.cert-card-more .cert-issuer { color: var(--blue-light); }

/* ═══════════════════════════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════════════════════════ */
.section-contact {
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 22px;
  transition: all 0.3s var(--ease-out);
}
.contact-card:hover {
  border-color: rgba(59,130,246,0.35);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 32px rgba(59,130,246,0.06);
}
.contact-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: var(--blue-dim);
  color: var(--blue-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-out);
}
.contact-card:hover .contact-card-icon {
  transform: scale(1.08);
}
.contact-card-body { min-width: 0; }
.contact-card-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 3px;
}
.contact-card-val {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.meeting-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}
.meeting-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, rgba(59,130,246,0.06) 0%, var(--bg-card) 100%);
  border: 1px solid rgba(59,130,246,0.15);
  border-radius: var(--r);
  padding: 20px 24px;
  transition: all 0.3s var(--ease-out);
}
.meeting-card:hover {
  border-color: rgba(59,130,246,0.4);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(59,130,246,0.12);
}
.meeting-icon { font-size: 24px; flex-shrink: 0; }
.meeting-body { flex: 1; }
.meeting-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 2px;
}
.meeting-sub { font-size: 13px; color: var(--text-2); }
.meeting-arrow {
  font-size: 18px;
  color: var(--blue-light);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  color: var(--text-2);
  letter-spacing: -0.02em;
}
.footer-copy {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: 0.01em;
}
.footer-links {
  display: flex;
  gap: 20px;
}
.footer-link {
  font-size: 13px;
  color: var(--text-3);
  transition: color 0.2s;
  font-weight: 500;
}
.footer-link:hover { color: var(--blue-light); }

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card-featured { flex-direction: column; gap: 0; }
  .about-grid { grid-template-columns: 1fr; }
  .about-logo-col { position: static; flex-direction: row; justify-content: flex-start; }
  .skills-grid { grid-template-columns: 1fr; gap: 32px; }
  .meeting-grid { grid-template-columns: 1fr; }
}
/* ═══════════════════════════════════════════════════════════════
   ARTICLES
═══════════════════════════════════════════════════════════════ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
  margin-top: 40px;
}
.article-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s, border-color 0.3s;
  cursor: pointer;
}
.article-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: 0 24px 60px rgba(0,0,0,0.45), 0 0 0 1px rgba(59,130,246,0.25);
  border-color: rgba(59,130,246,0.35);
}
.article-card-body {
  padding: 28px 28px 24px;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.article-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--blue-dim);
  color: var(--blue-light);
}
.article-title {
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 12px;
}
.article-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 20px;
}
.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-3);
}
.article-source {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-read {
  font-weight: 600;
  color: var(--blue);
  transition: color 0.2s;
}
.article-card:hover .article-read {
  color: var(--blue-light);
}

@media (max-width: 600px) {
  .section { padding: 72px 0; }
  .hero { padding: 100px 20px 60px; }
  .hero-stats {
    flex-wrap: wrap;
    border-radius: 12px;
  }
  .hero-stat { padding: 16px 22px; }
  .hero-stat-divider { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
  .tl-head { flex-direction: column; gap: 4px; }
  .section-label::before { width: 12px; }
}