@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ==================== ROOT ==================== */
:root {
  /* Backgrounds — warm slate, not cold navy */
  --bg:           #0e1318;
  --bg-surface:   #151f2c;
  --bg-glass:     rgba(16, 26, 40, 0.78);

  /* Text — softer off-white, less eye-strain */
  --fg:           #cdd9ed;
  --muted:        #617088;
  --muted-2:      #8ba3bc;

  /* Accent — desaturated, calm blue-violet */
  --blue:         #6698f5;
  --blue-light:   #93c0ff;
  --blue-glow:    rgba(102, 152, 245, 0.12);
  --blue-border:  rgba(102, 152, 245, 0.15);

  --purple:       #9b87f5;
  --purple-glow:  rgba(155, 135, 245, 0.10);

  /* Status & awards */
  --green:        #3ecf72;
  --green-glow:   rgba(62, 207, 114, 0.14);

  --gold:         #e8a835;
  --gold-glow:    rgba(232, 168, 53, 0.12);

  /* Category accents for project cards */
  --accent-data:    #6698f5;
  --accent-ml:      #9b87f5;
  --accent-web:     #34c9a0;
  --accent-cloud:   #3eb8cf;
  --accent-design:  #f07e9a;

  /* Borders */
  --border:       rgba(255, 255, 255, 0.045);
  --border-card:  rgba(102, 152, 245, 0.14);
  --border-hover: rgba(102, 152, 245, 0.38);

  --radius-sm:  0.5rem;
  --radius-md:  0.9rem;
  --radius-lg:  1.3rem;
  --radius-xl:  1.8rem;

  --shadow-card:  0 2px 18px rgba(0,0,0,0.38), 0 0 0 1px var(--border-card);
  --shadow-hover: 0 12px 44px rgba(0,0,0,0.55), 0 0 0 1px var(--border-hover), 0 0 28px var(--blue-glow);
}

/* ==================== RESET ==================== */
/* Subtle dot grid texture on the whole page */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle, rgba(102,152,245,0.055) 1px, transparent 1px);
  background-size: 38px 38px;
  pointer-events: none;
  z-index: -1;
}


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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 110% 70% at 0% 0%,    rgba(102,152,245,0.055) 0, transparent 60%),
    radial-gradient(ellipse  80% 60% at 100%  8%,  rgba(155,135,245,0.04)  0, transparent 60%),
    radial-gradient(ellipse 100% 50% at 40% 100%,  rgba(102,152,245,0.03)  0, transparent 60%);
  background-attachment: fixed;
  color: var(--fg);
  overflow-x: hidden;
  line-height: 1.65;
}

/* ==================== LANGUAGE ==================== */
.t-en { display: none; }
body[data-lang="en"] .t-id { display: none; }
body[data-lang="en"] .t-en { display: inline; }

/* ==================== NAVBAR ==================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 7vw;
  backdrop-filter: blur(28px) saturate(1.5);
  -webkit-backdrop-filter: blur(28px) saturate(1.5);
  background: rgba(13, 18, 24, 0.88);
  border-bottom: 1px solid var(--border);
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg);
  text-decoration: none;
}

.logo-mark {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #c7dbff 0%, var(--blue) 45%, #0f2040 100%);
  border: 1.5px solid rgba(79,127,255,0.5);
  box-shadow: 0 0 12px rgba(79,127,255,0.35);
  flex-shrink: 0;
}

.logo-dot { color: var(--blue); }

.nav-links {
  display: flex;
  gap: 1.8rem;
  font-size: 0.875rem;
}

.nav-links a {
  color: var(--muted-2);
  text-decoration: none;
  position: relative;
  padding: 0.4rem 0;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1.5px;
  background: linear-gradient(90deg, var(--blue), var(--purple));
  border-radius: 999px;
  transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active { color: var(--fg); }

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(14,22,34,0.92);
}

.lang-btn {
  border: none;
  background: transparent;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  color: var(--muted);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: 'Inter', inherit;
  letter-spacing: 0.06em;
}

.lang-btn:hover { color: var(--fg); }

.lang-btn.active {
  background: var(--blue);
  color: #fff;
}

/* ==================== SECTIONS ==================== */
.section {
  min-height: 80vh;
  padding: 7rem 7vw;
  display: flex;
  align-items: center;
}

.section-alt {
  background-image:
    radial-gradient(ellipse 80% 55% at 50%   0%, rgba(102,152,245,0.04)  0, transparent 70%),
    radial-gradient(ellipse 60% 40% at 85% 100%, rgba(155,135,245,0.03)  0, transparent 70%);
  background-color: rgba(12, 19, 28, 0.5);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

/* ==================== HERO ==================== */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Decorative background glow blobs */
.hero::before {
  content: '';
  position: absolute;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102,152,245,0.07) 0%, transparent 68%);
  top: -250px; right: -200px;
  pointer-events: none;
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  width: 450px; height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,135,245,0.055) 0%, transparent 68%);
  bottom: -150px; left: -80px;
  pointer-events: none;
  z-index: 0;
}

.hero-content, .hero-avatar { position: relative; z-index: 1; }

.hero-content { max-width: 640px; }

.hero-tag {
  font-size: 0.7rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--blue-light);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.32rem 1rem 0.32rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border-card);
  background: rgba(102, 152, 245, 0.07);
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 6px var(--blue-glow);
  flex-shrink: 0;
}

.hero-subtitle {
  font-size: 0.95rem;
  margin-top: 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted-2);
  font-weight: 500;
}

.hero-title {
  font-size: clamp(2.3rem, 4.6vw, 3.7rem);
  margin: 0.35rem 0 0.7rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.025em;
  background: linear-gradient(140deg, #e8f0ff 0%, #b8d0f5 38%, var(--blue-light) 65%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  font-weight: 500;
}

.hero-desc {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.9;
  margin-top: 1.4rem;
  max-width: 540px;
}

.hero-actions {
  margin-top: 2.2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Social links row */
.hero-social {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.6rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-card);
  background: rgba(102,152,245,0.05);
  color: var(--muted-2);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.social-link svg { width: 17px; height: 17px; }

.social-link:hover {
  border-color: var(--blue-light);
  color: var(--blue-light);
  background: rgba(102,152,245,0.1);
  transform: translateY(-3px);
}

/* Stats row */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  background: linear-gradient(135deg, var(--fg) 0%, var(--blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  white-space: nowrap;
}

.stat-sep {
  width: 1px;
  height: 34px;
  background: var(--border);
  flex-shrink: 0;
}

/* ==================== AVATAR ==================== */
.hero-avatar {
  display: flex;
  justify-content: center;
  align-items: center;
}

.avatar-frame {
  position: relative;
  width: 100%;
  max-width: 400px;
  padding: 1.8rem 1.8rem 1.5rem;
  border-radius: var(--radius-xl);
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-card);
  box-shadow: 0 24px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(0,0,0,0.4);
  transition: transform 0.3s ease;
}

.avatar-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg,
    rgba(102,152,245,0.45) 0%,
    rgba(155,135,245,0.15) 50%,
    rgba(102,152,245,0.04) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.avatar-main {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

/* Real photo wrapper */
.avatar-photo-wrapper {
  flex-shrink: 0;
  position: relative;
  width: 96px;
  height: 96px;
}

.avatar-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid rgba(102,152,245,0.4);
  display: block;
  position: relative;
  z-index: 1;
}

.avatar-ring {
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid transparent;
  background:
    conic-gradient(from 0deg, var(--blue), var(--purple), var(--blue-light), var(--blue)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: spin-ring 5s linear infinite;
  z-index: 0;
}

/* Fallback orb if no photo */
.avatar-orb {
  flex-shrink: 0;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: radial-gradient(circle at 25% 20%, #c8dcff 0%, var(--blue) 40%, #1a2f5a 75%, #070f1d 100%);
  border: 2px solid rgba(79,127,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 30px var(--blue-glow), 0 12px 40px rgba(0,0,0,0.6);
  animation: float 5s ease-in-out infinite;
}

.avatar-orb span {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.04em;
}

.avatar-info {
  min-width: 0;
  flex: 1;
}

.avatar-name {
  margin: 0 0 0.2rem;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.avatar-role {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue-light);
  font-weight: 500;
}

.avatar-tags {
  margin-top: 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-pill {
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  padding: 0.26rem 0.72rem;
  border-radius: 999px;
  border: 1px solid var(--border-card);
  background: rgba(79,127,255,0.07);
  color: var(--blue-light);
  font-weight: 500;
}

.avatar-status-row {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
  animation: pulse-status 2.5s ease-in-out infinite;
}

.status-text {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.9rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: 'Inter', inherit;
  cursor: pointer;
  letter-spacing: 0.01em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  color: #fff;
  box-shadow: 0 4px 20px rgba(79,127,255,0.35);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(79,127,255,0.55);
}

.btn.primary:active { transform: translateY(-1px); }

.btn.ghost {
  background: rgba(79,127,255,0.06);
  color: var(--fg);
  border-color: var(--border-card);
}

.btn.ghost:hover {
  background: rgba(79,127,255,0.1);
  border-color: var(--blue-light);
  color: var(--blue-light);
  transform: translateY(-2px);
}

/* ==================== SECTION HEADERS ==================== */
.section-header { margin-bottom: 2.8rem; }

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 700;
  color: var(--blue-light);
  padding: 0.28rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border-card);
  background: rgba(102, 152, 245, 0.07);
  margin-bottom: 0.6rem;
}

.section-kicker::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}

.section-title {
  font-size: 2.1rem;
  margin: 0.5rem 0 0;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

.section-subtitle {
  font-size: 0.78rem;
  margin: 0 0 0.8rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.section-text {
  color: var(--muted);
  max-width: 650px;
  line-height: 1.9;
  font-size: 0.98rem;
}

/* ==================== ABOUT ==================== */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 3.5rem;
}

.about-text p {
  margin-bottom: 1.3rem;
  color: var(--muted);
  line-height: 1.9;
  font-size: 0.97rem;
}

.about-text p:last-child { margin-bottom: 0; }

.about-highlights {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge-chip {
  font-size: 0.73rem;
  padding: 0.32rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border-card);
  background: rgba(79,127,255,0.07);
  color: var(--blue-light);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.about-meta { display: grid; gap: 0.85rem; }

.meta-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1rem 1.15rem;
  background: rgba(11,25,40,0.8);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.meta-item:hover {
  border-color: var(--border-card);
  transform: translateY(-2px);
}

.meta-label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--blue);
  margin-bottom: 0.3rem;
  font-weight: 700;
}

.meta-value {
  font-size: 0.88rem;
  color: var(--fg);
  line-height: 1.6;
}

/* ==================== CARDS (shared) ==================== */
.card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(145deg,
    rgba(102,152,245,0.25) 0%,
    rgba(155,135,245,0.08) 50%,
    rgba(102,152,245,0.02) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* Project card — colored top stripe by tag type */
.project-card {
  padding-top: 0;
  overflow: hidden;
}

.project-card .card-stripe {
  display: block;
  height: 3px;
  margin: 0 -1.8rem 1.5rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  background: linear-gradient(90deg, var(--accent-data), var(--blue-light));
}

.project-card[data-type="ml"] .card-stripe {
  background: linear-gradient(90deg, var(--accent-ml), var(--purple));
}

.project-card[data-type="web"] .card-stripe {
  background: linear-gradient(90deg, var(--accent-web), var(--blue-light));
}

.project-card[data-type="cloud"] .card-stripe {
  background: linear-gradient(90deg, var(--accent-cloud), var(--accent-web));
}

.project-card[data-type="portfolio"] .card-stripe {
  background: linear-gradient(90deg, var(--accent-design), var(--gold));
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(79,127,255,0.4);
}

.card h3 {
  margin: 0 0 0.8rem;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
  font-size: 0.92rem;
}

/* ==================== SKILL CARD ICONS ==================== */
.skill-card { padding-top: 0; overflow: hidden; }

.skill-icon-wrap {
  width: 44px; height: 44px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin: 1.8rem 0 1.1rem;
  background: rgba(102,152,245,0.08);
  border: 1px solid rgba(102,152,245,0.14);
  color: var(--blue-light);
  flex-shrink: 0;
}

.skill-icon-wrap svg { width: 20px; height: 20px; }

.skill-card[data-skill="ml"]     .skill-icon-wrap { background: rgba(155,135,245,0.08); border-color: rgba(155,135,245,0.14); color: var(--purple); }
.skill-card[data-skill="web"]    .skill-icon-wrap { background: rgba(52,201,160,0.08); border-color: rgba(52,201,160,0.14); color: var(--accent-web); }
.skill-card[data-skill="design"] .skill-icon-wrap { background: rgba(240,126,154,0.08); border-color: rgba(240,126,154,0.14); color: var(--accent-design); }

/* Skill card stripe color by data-skill */
.skill-card[data-skill="data"]   .card-stripe { background: linear-gradient(90deg, var(--accent-data), var(--blue-light)); }
.skill-card[data-skill="ml"]     .card-stripe { background: linear-gradient(90deg, var(--accent-ml), var(--purple)); }
.skill-card[data-skill="web"]    .card-stripe { background: linear-gradient(90deg, var(--accent-web), var(--blue-light)); }
.skill-card[data-skill="design"] .card-stripe { background: linear-gradient(90deg, var(--accent-design), var(--gold)); }

/* ==================== GRIDS ==================== */
.skills-grid,
.projects-grid {
  margin-top: 0;
  display: grid;
  gap: 1.4rem;
}

.skills-grid   { grid-template-columns: repeat(auto-fit, minmax(235px, 1fr)); }
.projects-grid { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }

.pill-list {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.42rem;
}

.pill-list li {
  font-size: 0.72rem;
  padding: 0.27rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(79,127,255,0.2);
  background: rgba(79,127,255,0.06);
  color: var(--blue-light);
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.pill-list li:hover {
  background: rgba(79,127,255,0.12);
  border-color: rgba(79,127,255,0.4);
}

.project-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.project-tag {
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.2rem 0.62rem;
  border-radius: 999px;
  background: rgba(102,152,245,0.08);
  border: 1px solid rgba(102,152,245,0.2);
  color: var(--blue-light);
  font-weight: 600;
}

/* ==================== TIMELINE ==================== */
.timeline {
  margin-top: 1.5rem;
  padding-left: 2rem;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 0;
  width: 1.5px;
  background: linear-gradient(to bottom, var(--blue), var(--purple), transparent);
  opacity: 0.35;
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -2.42rem;
  top: 0.3rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  box-shadow: 0 0 0 3px rgba(79,127,255,0.18), 0 0 10px var(--blue-glow);
}

.timeline-year {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--blue-light);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.timeline-content h3 {
  margin: 0 0 0.6rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.timeline-content p {
  margin: 0;
  color: var(--muted);
  line-height: 1.82;
  font-size: 0.92rem;
}

/* ==================== CERTIFICATIONS ==================== */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.2rem;
  margin-top: 1.4rem;
}

.cert-card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  border: 1px solid rgba(245,158,11,0.15);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.cert-card:hover {
  border-color: rgba(245,158,11,0.35);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.45), 0 0 20px var(--gold-glow);
}

.cert-award {
  display: inline-block;
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  padding: 0.18rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(245,158,11,0.4);
  background: rgba(245,158,11,0.08);
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 0.7rem;
}

.cert-card h4 {
  font-size: 0.92rem;
  font-weight: 700;
  margin: 0 0 0.45rem;
  color: var(--fg);
  letter-spacing: -0.01em;
}

.cert-card p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

/* ==================== CLIENTS ==================== */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.4rem;
}

.client-card {
  position: relative;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 1.7rem;
  border: 1px solid var(--border-card);
  display: flex;
  gap: 1.3rem;
  align-items: flex-start;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.client-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(145deg,
    rgba(102,152,245,0.22) 0%,
    rgba(155,135,245,0.07) 50%,
    rgba(102,152,245,0.02) 100%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.client-card:hover {
  transform: translateY(-5px);
  border-color: rgba(79,127,255,0.4);
  box-shadow: var(--shadow-hover);
}

.client-logo-area {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 7px;
}

.client-logo-area img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.client-initial {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: -0.02em;
}

.client-info { flex: 1; min-width: 0; }

.client-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
  color: var(--fg);
}

.client-tag {
  display: inline-block;
  font-size: 0.67rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  padding: 0.18rem 0.62rem;
  border-radius: 999px;
  border: 1px solid rgba(139,124,248,0.3);
  background: rgba(139,124,248,0.08);
  color: #b8aaff;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.client-info p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

/* ==================== CONTACT ==================== */
.contact-info { margin-top: 2rem; }

.contact-info p {
  margin-bottom: 1.1rem;
  font-size: 0.97rem;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.contact-label {
  font-weight: 700;
  color: var(--fg);
  font-size: 0.88rem;
  flex-shrink: 0;
}

.contact-info a {
  color: var(--blue-light);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.contact-info a:hover {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==================== FOOTER ==================== */
.footer {
  padding: 2rem 7vw 2.5rem;
  text-align: center;
  font-size: 0.84rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  background: rgba(10,16,24,0.75);
}

/* ==================== CURSOR GLOW ==================== */
.cursor-glow {
  position: fixed;
  pointer-events: none;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(102,152,245,0.055) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  z-index: 0;
  will-change: left, top;
  transition: left 0.09s linear, top 0.09s linear;
}

/* ==================== ANIMATIONS ==================== */
.section-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease-out, transform 0.65s ease-out;
}

.section-animate.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-9px); }
}

@keyframes pulse-status {
  0%, 100% { box-shadow: 0 0 0 3px var(--green-glow); }
  50%       { box-shadow: 0 0 0 6px rgba(34,197,94,0.08); }
}

@keyframes spin-ring {
  to { transform: rotate(360deg); }
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 960px) {
  .section { padding: 5rem 5vw; }

  .hero {
    grid-template-columns: 1fr;
    gap: 3rem;
    overflow: visible;
  }

  .hero::before { width: 500px; height: 500px; top: -200px; right: -150px; }
  .hero::after  { width: 300px; height: 300px; bottom: -100px; left: -60px; }

  .hero-avatar {
    order: -1;
    margin-bottom: 0.5rem;
    justify-content: center;
  }

  .hero-stats { gap: 1.4rem; }
  .stat-value { font-size: 1.7rem; }

  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .skills-grid   { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .projects-grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

  .avatar-frame { max-width: 400px; }
  .timeline { padding-left: 1.8rem; }
  .timeline-dot { left: -2.2rem; }
}

@media (max-width: 640px) {
  .navbar {
    padding: 0.85rem 1.25rem;
    flex-wrap: wrap;
    gap: 0.65rem;
  }

  .nav-left { flex: 1; justify-content: space-between; }

  .nav-links {
    order: 3;
    width: 100%;
    gap: 1.2rem;
    font-size: 0.82rem;
    overflow-x: auto;
    padding-bottom: 0.2rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .nav-links::-webkit-scrollbar { display: none; }

  .section { min-height: auto; padding: 4rem 1.25rem; }

  .hero-content { max-width: 100%; }
  .hero-title   { font-size: 2.1rem; }
  .hero-desc    { font-size: 0.93rem; }

  .hero-stats {
    flex-wrap: wrap;
    gap: 1.2rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
  }

  .stat-value { font-size: 1.6rem; }
  .stat-sep { display: none; }

  .hero-social { flex-wrap: wrap; }

  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }

  .avatar-frame {
    max-width: 100%;
    width: 100%;
    padding: 1.4rem 1.5rem 1.2rem;
  }

  .avatar-main { gap: 1.1rem; }

  .avatar-photo-wrapper,
  .avatar-orb { width: 80px; height: 80px; }

  .avatar-name { font-size: 1rem; }
  .avatar-role { font-size: 0.7rem; }
  .status-text { font-size: 0.67rem; }

  .section-title { font-size: 1.75rem; }
  .section-subtitle { font-size: 0.72rem; }

  .skills-grid,
  .projects-grid,
  .clients-grid,
  .cert-grid {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .card { padding: 1.4rem; }

  .timeline { padding-left: 1.5rem; }
  .timeline-dot { left: -1.9rem; width: 11px; height: 11px; }

  .about-meta { gap: 0.75rem; }
  .meta-item { padding: 0.9rem 1rem; }

  .footer { padding: 1.75rem 1.25rem 2rem; }
}

@media (max-width: 400px) {
  .section { padding: 3.5rem 1rem; }
  .hero-title { font-size: 1.95rem; }

  .avatar-frame { padding: 1.2rem 1.2rem 1rem; }

  .avatar-main {
    flex-direction: column;
    text-align: center;
    gap: 0.9rem;
  }

  .avatar-tags { justify-content: center; }
  .nav-links   { gap: 1rem; font-size: 0.78rem; }
  .btn         { padding: 0.75rem 1.4rem; font-size: 0.86rem; }
}

@media (max-height: 500px) and (orientation: landscape) {
  .section { min-height: auto; padding: 3rem 7vw; }
  .hero    { gap: 2rem; }
  .avatar-frame { max-width: 340px; }
}

@media (hover: none) and (pointer: coarse) {
  .btn:active  { transform: scale(0.98); }
  .card:active { transform: translateY(-3px); }
  .nav-links a::after { display: none; }
  .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .avatar-ring, .status-dot, .avatar-orb { animation: none !important; }
  .section-animate { transition: opacity 0.3s ease; transform: none; }
}