/* ═══════════════════════════════════════════════════════════
   DATA ENGINEER PORTFOLIO — DARK TERMINAL THEME
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Dark terminal palette */
  --bg:          #0d1117;
  --bg-elevated: #131c2b;
  --bg-card:     #1a2235;
  --bg-panel:    #1f2d42;
  --border:      rgba(0, 255, 136, 0.12);
  --border-dim:  rgba(255, 255, 255, 0.07);

  /* Accent colors */
  --green:       #00ff88;
  --green-dim:   #00cc6a;
  --green-glow:  rgba(0, 255, 136, 0.18);
  --cyan:        #00d4ff;
  --cyan-dim:    rgba(0, 212, 255, 0.15);
  --purple:      #a855f7;
  --amber:       #f59e0b;
  --red:         #ff4757;
  --orange:      #ff6b35;

  /* Text */
  --text:        #e2e8f0;
  --text-muted:  #64748b;
  --text-dim:    #475569;
  --text-green:  #00ff88;
  --text-cyan:   #00d4ff;

  /* Effects */
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.15);
  --glow-green:  0 0 20px rgba(0, 255, 136, 0.4);
  --glow-cyan:   0 0 20px rgba(0, 212, 255, 0.4);

  --ink-rgb:     226, 232, 240;
  --accent-rgb:  0, 255, 136;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
h1, h2, h3, p { margin-top: 0; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { backface-visibility: hidden; }

/* Elevate content above canvas (z-index: 0) */
main, .footer {
  position: relative;
  z-index: 1;
}


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

/* ── Subtle scanline overlay ───────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0, 255, 136, 0.008) 3px,
    rgba(0, 255, 136, 0.008) 4px
  );
  pointer-events: none;
}

@keyframes bg-drift {
  from { transform: translate(0, 0); }
  to   { transform: translate(8px, -8px); }
}

/* ══════════════════════════════════════════════
   SCROLL PROGRESS + CURSOR
   ══════════════════════════════════════════════ */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--purple));
  box-shadow: 0 0 12px var(--green);
  transform: scaleX(0);
  transform-origin: left;
}

.cursor-glow {
  position: fixed;
  top: 0; left: 0;
  z-index: 2;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.06), transparent 62%);
  border-radius: 50%;
  opacity: 0.8;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* ══════════════════════════════════════════════
   HEADER
   ══════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 0 clamp(20px, 5vw, 72px);
  background: rgba(10, 14, 26, 0.85);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  animation: header-drop 700ms ease both;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 0.5;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--green);
}

.brand-logo {
  display: block;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: var(--glow-green);
  transition: transform 260ms ease, box-shadow 260ms ease;
  filter: brightness(1.2);
}

.brand:hover .brand-logo {
  transform: rotate(-5deg) scale(1.08);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

/* ── Nav ───────────────────────────────────────────────────── */
.nav {
  display: flex;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.nav a {
  position: relative;
  padding: 8px 12px;
  border-radius: 6px;
  transition: color 200ms ease, background 200ms ease;
}

.nav a::before {
  content: './';
  opacity: 0;
  color: var(--green);
  transition: opacity 200ms ease;
}

.nav a:hover::before,
.nav a.is-active::before {
  opacity: 1;
}

.nav a::after {
  position: absolute;
  bottom: 4px; left: 12px; right: 12px;
  height: 1px;
  content: '';
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
  box-shadow: 0 0 8px var(--green);
}

.nav a:hover,
.nav a.is-active {
  color: var(--green);
  background: rgba(0, 255, 136, 0.06);
}

.nav a:hover::after,
.nav a.is-active::after {
  transform: scaleX(1);
}

/* ══════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════ */
.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(420px, 1fr) minmax(360px, 1fr);
  align-items: center;
  gap: clamp(32px, 6vw, 72px);
  min-height: calc(100svh - 64px);
  padding: clamp(56px, 7vw, 92px) clamp(20px, 5vw, 72px);
  background: transparent;
}

/* Animated data grid lines */
.hero-data-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-data-grid span {
  position: absolute;
  display: block;
  height: 1px;
  width: clamp(80px, 15vw, 220px);
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 0;
  animation: data-scan 8s linear infinite;
}

.hero-data-grid span:nth-child(1) { top: 18%; left: 10%;  animation-delay: 0s; }
.hero-data-grid span:nth-child(2) { top: 38%; right: 15%; animation-delay: -2.5s; background: linear-gradient(90deg, transparent, var(--cyan), transparent); }
.hero-data-grid span:nth-child(3) { top: 62%; left: 30%;  animation-delay: -5s; }
.hero-data-grid span:nth-child(4) { bottom: 28%; right: 8%;animation-delay: -1.5s; background: linear-gradient(90deg, transparent, var(--purple), transparent); }
.hero-data-grid span:nth-child(5) { bottom: 12%; left: 5%; animation-delay: -7s;  background: linear-gradient(90deg, transparent, var(--cyan), transparent); }

@keyframes data-scan {
  0%   { opacity: 0; transform: translateX(-60px) scaleX(0.5); }
  15%  { opacity: 0.7; }
  85%  { opacity: 0.7; }
  100% { opacity: 0; transform: translateX(60px) scaleX(0.5); }
}

/* Corner brackets */
.hero::before {
  content: '';
  position: absolute;
  top: 20px; left: 20px;
  width: 40px; height: 40px;
  border-top: 2px solid var(--green);
  border-left: 2px solid var(--green);
  opacity: 0.5;
}

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

.hero-content { grid-column: 1; grid-row: 1; max-width: 760px; }
.hero-visual  { grid-column: 2; grid-row: 1; }

/* Eyebrow — terminal prompt style */
.eyebrow {
  margin: 0 0 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--green);
  letter-spacing: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.eyebrow::before {
  content: '▶';
  font-size: 9px;
  animation: blink 1.2s step-end infinite;
}

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

/* Section kicker */
.section-kicker {
  margin: 0 0 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-kicker::before {
  content: '//';
  opacity: 0.5;
}

/* Headings */
h1 {
  max-width: 780px;
  margin-bottom: 20px;
  font-size: clamp(42px, 5.5vw, 80px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}

h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--green), var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(24px, 3.5vw, 42px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text);
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.3;
  font-weight: 700;
}

.lead {
  max-width: 580px;
  margin-bottom: 32px;
  color: var(--text-muted);
  font-size: clamp(16px, 1.8vw, 20px);
  line-height: 1.6;
}

/* Hero h1 special */
.hero-content h1 {
  color: var(--text);
}

.hero-content > * {
  opacity: 0;
  animation: rise-in 760ms ease both;
}
.hero-content > *:nth-child(1) { animation-delay: 80ms; }
.hero-content > *:nth-child(2) { animation-delay: 180ms; }
.hero-content > *:nth-child(3) { animation-delay: 280ms; }
.hero-content > *:nth-child(4) { animation-delay: 400ms; }
.hero-content > *:nth-child(5) { animation-delay: 520ms; }

/* ── Buttons ────────────────────────────────────────────────── */
.hero-actions, .contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button, .contact-links a {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 14px;
  font-family: 'JetBrains Mono', monospace;
  border: 1px solid var(--border-dim);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.button::before, .contact-links a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(0,255,136,0.12) 45%, transparent 68%);
  transform: translateX(-130%);
  transition: transform 500ms ease;
}

.button:hover::before, .contact-links a:hover::before {
  transform: translateX(130%);
}

.button.primary {
  color: var(--bg);
  background: var(--green);
  border-color: var(--green);
  font-weight: 800;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.button.primary:hover {
  box-shadow: 0 0 40px rgba(0, 255, 136, 0.5);
  transform: translateY(-2px);
}

.button.secondary, .contact-links a {
  color: var(--text);
  background: transparent;
  border-color: var(--border);
}

.button.secondary:hover, .contact-links a:hover {
  border-color: rgba(0, 255, 136, 0.4);
  color: var(--green);
  box-shadow: 0 0 16px rgba(0, 255, 136, 0.12);
  transform: translateY(-2px);
}

/* ── Quick stats ────────────────────────────────────────────── */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 600px;
  padding: 0;
  margin: 32px 0 0;
  list-style: none;
}

.quick-stats li {
  position: relative;
  overflow: hidden;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  transition: border-color 220ms ease, box-shadow 220ms ease;
}

.quick-stats li::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  opacity: 0;
  transition: opacity 220ms ease;
}

.quick-stats li:hover::before { opacity: 1; }
.quick-stats li:hover {
  border-color: var(--border);
  box-shadow: var(--shadow-glow);
}

.quick-stats strong {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  color: var(--green);
  font-size: 28px;
  line-height: 1;
  margin-bottom: 4px;
}

.quick-stats span {
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ══════════════════════════════════════════════
   HERO VISUAL — PHOTO STAGE
   ══════════════════════════════════════════════ */
.hero-visual {
  display: grid;
  min-height: min(58vw, 600px);
  place-items: center;
}

.photo-stage {
  position: relative;
  isolation: isolate;
  width: min(100%, 500px);
  justify-self: center;
}

/* Decorative corner brackets around photo */
.photo-stage::before {
  content: '';
  position: absolute;
  inset: -12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  z-index: -1;
  animation: bracket-pulse 4s ease-in-out infinite alternate;
}

@keyframes bracket-pulse {
  from { border-color: rgba(0, 255, 136, 0.1); box-shadow: none; }
  to   { border-color: rgba(0, 255, 136, 0.3); box-shadow: 0 0 40px rgba(0, 255, 136, 0.08); }
}

.photo-stage::after {
  content: '';
  position: absolute;
  inset: 3% 12% 15% 0;
  border: 1px dashed rgba(0, 212, 255, 0.2);
  border-radius: 12px;
  z-index: -1;
  transform: rotate(3deg);
}

.photo-frame {
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid rgba(0, 255, 136, 0.15);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 255, 136, 0.08);
  transition: transform 360ms ease, box-shadow 360ms ease;
}

.photo-frame:hover {
  transform: translateY(-4px) rotate(0.4deg);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.6), 0 0 60px rgba(0, 255, 136, 0.15);
}

.photo-frame img, .story-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.main-photo {
  position: relative;
  width: min(72%, 340px);
  aspect-ratio: 3 / 4;
  transform: translateY(8px);
  animation: portrait-float 6s ease-in-out infinite;
}

/* ── Floating cards ─────────────────────────────────────────── */
.floating-card {
  position: absolute;
  display: grid;
  gap: 4px;
  min-width: 160px;
  padding: 12px 16px;
  background: rgba(19, 25, 40, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(0, 255, 136, 0.08);
  backdrop-filter: blur(16px);
  transition: transform 260ms ease;
  font-family: 'JetBrains Mono', monospace;
}

.floating-card span {
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.floating-card strong {
  font-size: 16px;
  color: var(--green);
  font-weight: 700;
  line-height: 1.2;
}

.metric-card {
  top: 12%;
  right: 2%;
  animation: card-float 5.6s ease-in-out infinite;
}

.stack-card {
  bottom: 16%;
  left: 0%;
  animation: card-float 6.4s ease-in-out infinite reverse;
}

/* ── Mini pipeline bars ─────────────────────────────────────── */
.mini-pipeline {
  position: absolute;
  right: 6%;
  bottom: 6%;
  display: grid;
  grid-template-columns: repeat(4, 22px);
  align-items: flex-end;
  gap: 5px;
  padding: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.12);
}

.mini-pipeline span {
  height: 36px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--green), var(--green-dim));
  transform-origin: bottom;
  animation: bars 1.6s ease-in-out infinite;
  box-shadow: 0 0 8px rgba(0, 255, 136, 0.4);
}

.mini-pipeline span:nth-child(1) { animation-delay: 0s; }
.mini-pipeline span:nth-child(2) { animation-delay: 0.2s;  background: linear-gradient(180deg, var(--cyan), #0099bb); }
.mini-pipeline span:nth-child(3) { animation-delay: 0.4s; }
.mini-pipeline span:nth-child(4) { animation-delay: 0.6s;  background: linear-gradient(180deg, var(--purple), #7c3aed); }

/* ══════════════════════════════════════════════
   SECTIONS — BASE
   ══════════════════════════════════════════════ */
.section {
  padding: clamp(64px, 8vw, 104px) clamp(20px, 5vw, 72px);
}

/* ── Reveal animations ──────────────────────────────────────── */
.has-reveal .section,
.has-reveal .visual-story,
.has-reveal .blog-hero,
.has-reveal .timeline-item,
.has-reveal .skill-card,
.has-reveal .skill-grid article,
.has-reveal .project-card,
.has-reveal .hobby-card,
.has-reveal .channel-card,
.has-reveal .post-card,
.has-reveal .credentials > div,
.has-reveal .cv-preview {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 600ms ease var(--reveal-delay, 0ms),
    transform 600ms ease var(--reveal-delay, 0ms),
    box-shadow 260ms ease,
    border-color 260ms ease;
}

.has-reveal .section.is-visible,
.has-reveal .visual-story.is-visible,
.has-reveal .blog-hero.is-visible,
.has-reveal .timeline-item.is-visible,
.has-reveal .skill-card.is-visible,
.has-reveal .skill-grid article.is-visible,
.has-reveal .project-card.is-visible,
.has-reveal .hobby-card.is-visible,
.has-reveal .channel-card.is-visible,
.has-reveal .post-card.is-visible,
.has-reveal .credentials > div.is-visible,
.has-reveal .cv-preview.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ══════════════════════════════════════════════
   ABOUT / INTRO
   ══════════════════════════════════════════════ */
.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 6vw, 72px);
  background: rgba(13, 17, 23, 0.7);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(2px);
}

.intro p:last-child {
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.7;
}

/* ══════════════════════════════════════════════
   VISUAL STORY
   ══════════════════════════════════════════════ */
.visual-story {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(200px, 0.8fr) minmax(260px, 0.9fr) minmax(200px, 0.7fr);
  gap: 16px;
  align-items: stretch;
  padding: clamp(28px, 5vw, 56px) clamp(20px, 5vw, 72px);
  background: rgba(10, 14, 26, 0.82);
  backdrop-filter: blur(4px);
}

.visual-story::before {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    linear-gradient(90deg, transparent 0 49%, rgba(0,255,136,0.04) 49% 51%, transparent 51% 100%),
    linear-gradient(0deg,  transparent 0 49%, rgba(0,255,136,0.04) 49% 51%, transparent 51% 100%);
  background-size: 60px 60px;
  opacity: 1;
  transform: rotate(-3deg);
  animation: grid-drift 28s linear infinite;
  pointer-events: none;
}

.story-image {
  min-height: 380px;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--border-dim);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.story-image img { transition: transform 700ms ease, filter 700ms ease; }
.story-image:hover img {
  filter: saturate(1.1) brightness(1.05);
  transform: scale(1.04);
}

.story-copy {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 5vw, 40px);
  background: rgba(0, 255, 136, 0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.story-copy .section-kicker { color: var(--green); }
.story-copy h2 { color: var(--text); }
.story-copy p:not(.section-kicker) { color: var(--text-muted); font-size: 17px; }

/* ══════════════════════════════════════════════
   ARCHITECTURE SECTION
   ══════════════════════════════════════════════ */
.architecture-section {
  background: transparent;
  border-bottom: 1px solid var(--border-dim);
}

.architecture-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(32px, 6vw, 64px);
  align-items: center;
}

.pipeline-wrapper { display: grid; gap: 20px; }

.pipeline {
  position: relative;
  width: min(100%, 520px);
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  background-image:
    repeating-linear-gradient(90deg, rgba(0,255,136,0.04) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(0deg,  rgba(0,255,136,0.04) 0 1px, transparent 1px 44px);
}

.node {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 56px;
  margin: 0 auto;
  place-items: center;
  color: var(--bg);
  border-radius: 8px;
  font-weight: 800;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  letter-spacing: 0.02em;
}

.source { width: 72%; background: var(--text-muted); color: var(--bg); }
.bronze { width: 84%; background: var(--orange); }
.silver { width: 70%; background: #64748b; color: var(--text); }
.ai-ml  {
  width: 80%;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  animation: ai-glow 3s ease-in-out infinite alternate;
  color: #fff;
}
.gold   { width: 90%; background: var(--amber); }

@keyframes ai-glow {
  from { box-shadow: 0 0 15px rgba(168, 85, 247, 0.4); }
  to   { box-shadow: 0 0 35px rgba(0, 212, 255, 0.6); }
}

.flow {
  width: 2px;
  height: 32px;
  margin: 0 auto;
  background: linear-gradient(180deg, var(--green), var(--cyan));
  box-shadow: 0 0 6px var(--green);
  position: relative;
}

.flow::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--cyan);
}

.dashboard {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1fr;
  gap: 8px;
  margin-top: 20px;
  padding: 14px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-dim);
  border-radius: 8px;
}

.dashboard span {
  height: 64px;
  border-radius: 6px;
  background: linear-gradient(180deg, rgba(0, 255, 136, 0.15), rgba(0, 255, 136, 0.04));
  border: 1px solid rgba(0, 255, 136, 0.1);
  position: relative;
  overflow: hidden;
}

.dashboard span::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40%;
  background: linear-gradient(180deg, transparent, rgba(0, 255, 136, 0.2));
}

.engineer-anim-box {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.engineer-anim-box h3 {
  margin: 0;
  color: var(--text);
}

.ai-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: #fff;
  background: linear-gradient(135deg, var(--green-dim), var(--cyan));
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  animation: ai-pulse 2.5s ease-in-out infinite alternate;
  flex-shrink: 0;
}

@keyframes ai-pulse {
  from { box-shadow: 0 0 12px rgba(0, 255, 136, 0.3); }
  to   { box-shadow: 0 0 28px rgba(0, 212, 255, 0.5); }
}

.architecture-info > p {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
}

.data-particles-container {
  position: relative;
  height: 48px;
  margin-top: 20px;
  background: rgba(0, 255, 136, 0.03);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(0, 255, 136, 0.12);
}

.data-particle {
  position: absolute;
  top: 50%;
  left: -40px;
  width: 20px;
  height: 3px;
  background: var(--green);
  border-radius: 4px;
  transform: translateY(-50%);
  box-shadow: 0 0 10px var(--green), -8px 0 8px rgba(0, 255, 136, 0.3);
  animation: data-flow-h 2.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.data-particle:nth-child(2) {
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
  animation-delay: 0.9s;
}

.data-particle:nth-child(3) {
  background: var(--purple);
  box-shadow: 0 0 10px var(--purple);
  animation-delay: 1.8s;
}

@keyframes data-flow-h {
  0%   { left: -40px; opacity: 0; width: 6px; }
  10%  { opacity: 1; width: 24px; }
  85%  { opacity: 1; width: 24px; }
  100% { left: calc(100% + 40px); opacity: 0; width: 6px; }
}

/* ══════════════════════════════════════════════
   HOBBIES
   ══════════════════════════════════════════════ */
.hobbies-section {
  position: relative;
  overflow: hidden;
  background: rgba(13, 17, 23, 0.72);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(2px);
}

.hobbies-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 50%, rgba(0, 255, 136, 0.06), transparent 40%),
    radial-gradient(circle at 85% 20%, rgba(0, 212, 255, 0.06), transparent 35%);
  pointer-events: none;
}

.hobbies-section > * { position: relative; z-index: 1; }

.hobby-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.hobby-card {
  position: relative;
  overflow: hidden;
  min-height: 240px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.hobby-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 0%), rgba(0, 255, 136, 0.08), transparent 50%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.hobby-card:hover::before { opacity: 1; }
.hobby-card:hover {
  border-color: rgba(0, 255, 136, 0.25);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.08);
  transform: translateY(-4px);
}

.hobby-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
}

.hobby-card h3 { color: var(--text); }
.hobby-card p  { color: var(--text-muted); font-size: 15px; }

/* ══════════════════════════════════════════════
   EXPERIENCE / TIMELINE
   ══════════════════════════════════════════════ */
#experience {
  background: transparent;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.timeline {
  position: relative;
  display: grid;
  gap: 16px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 16px; bottom: 16px; left: 214px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--green) 20%, var(--cyan) 70%, transparent);
  opacity: 0.4;
  box-shadow: 0 0 8px var(--green);
}

.timeline-item {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 24px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: 28px; left: 208px;
  z-index: 1;
  width: 12px;
  height: 12px;
  background: var(--green);
  border: 2px solid var(--bg);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--green);
}

.timeline-item:hover {
  border-color: rgba(0, 255, 136, 0.25);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.06);
  transform: translateY(-3px);
}

.time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
  padding-top: 2px;
}

.role p {
  margin-bottom: 10px;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
}

.role h3 { color: var(--text); font-size: 17px; }

.role ul, .compact-list {
  padding-left: 18px;
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.role li + li, .compact-list li + li { margin-top: 6px; }

/* ══════════════════════════════════════════════
   SKILLS
   ══════════════════════════════════════════════ */
.skills-section {
  position: relative;
  overflow: hidden;
  background: rgba(13, 17, 23, 0.72);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(2px);
}

.skills-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.05), transparent 35%),
    radial-gradient(circle at 10% 80%, rgba(0, 212, 255, 0.04), transparent 30%);
  pointer-events: none;
}

/* Grid: 3 cols on wide, 2 on mid, 1 on narrow */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

/* ── Card base ───────────────────────────────── */
.skill-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 14px;
  transition: transform 280ms ease, border-color 280ms ease, box-shadow 280ms ease;
  cursor: default;
}

/* Top accent bar — color comes from JS tilt shine overlay */
.skill-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 14px 14px 0 0;
  background: linear-gradient(90deg, var(--accent-bar-a, var(--green)), var(--accent-bar-b, var(--cyan)));
  opacity: 0;
  transition: opacity 280ms ease;
}

/* Shine radial on hover */
.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at var(--shine-x,50%) var(--shine-y,0%), rgba(0,255,136,0.07), transparent 55%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.skill-card:hover::before,
.skill-card:hover::after { opacity: 1; }

.skill-card:hover {
  border-color: rgba(0, 255, 136, 0.22);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.35), 0 0 24px rgba(0, 255, 136, 0.06);
  transform: translateY(-5px);
}

/* Accent bar colors + icon color per card */
.skill-card[data-accent="green"]  {
  --accent-bar-a: #00ff88;
  --accent-bar-b: #00d4ff;
  --card-icon-color: #00ff88;
  --card-icon-bg:  rgba(0, 255, 136, 0.14);
  --card-icon-bd:  rgba(0, 255, 136, 0.28);
  --card-icon-glow: rgba(0, 255, 136, 0.2);
}
.skill-card[data-accent="cyan"] {
  --accent-bar-a: #00d4ff;
  --accent-bar-b: #a855f7;
  --card-icon-color: #00d4ff;
  --card-icon-bg:  rgba(0, 212, 255, 0.14);
  --card-icon-bd:  rgba(0, 212, 255, 0.28);
  --card-icon-glow: rgba(0, 212, 255, 0.2);
}
.skill-card[data-accent="purple"] {
  --accent-bar-a: #a855f7;
  --accent-bar-b: #e879f9;
  --card-icon-color: #a855f7;
  --card-icon-bg:  rgba(168, 85, 247, 0.14);
  --card-icon-bd:  rgba(168, 85, 247, 0.28);
  --card-icon-glow: rgba(168, 85, 247, 0.2);
}
.skill-card[data-accent="amber"] {
  --accent-bar-a: #f59e0b;
  --accent-bar-b: #ff6b35;
  --card-icon-color: #f59e0b;
  --card-icon-bg:  rgba(245, 158, 11, 0.14);
  --card-icon-bd:  rgba(245, 158, 11, 0.28);
  --card-icon-glow: rgba(245, 158, 11, 0.2);
}
.skill-card[data-accent="orange"] {
  --accent-bar-a: #ff6b35;
  --accent-bar-b: #f59e0b;
  --card-icon-color: #ff6b35;
  --card-icon-bg:  rgba(255, 107, 53, 0.14);
  --card-icon-bd:  rgba(255, 107, 53, 0.28);
  --card-icon-glow: rgba(255, 107, 53, 0.2);
}
.skill-card[data-accent="dim"] {
  --accent-bar-a: #64748b;
  --accent-bar-b: #a855f7;
  --card-icon-color: #94a3b8;
  --card-icon-bg:  rgba(148, 163, 184, 0.12);
  --card-icon-bd:  rgba(148, 163, 184, 0.25);
  --card-icon-glow: rgba(148, 163, 184, 0.15);
}

/* ── Card header ─────────────────────────────── */
.skill-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.skill-icon-wrap {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--card-icon-bg, rgba(0, 255, 136, 0.12));
  border: 1px solid var(--card-icon-bd, rgba(0, 255, 136, 0.22));
  color: var(--card-icon-color, #00ff88);
  box-shadow: 0 0 16px var(--card-icon-glow, rgba(0, 255, 136, 0.15));
  transition: box-shadow 280ms ease, transform 280ms ease;
}

.skill-card:hover .skill-icon-wrap {
  box-shadow: 0 0 28px var(--card-icon-glow, rgba(0, 255, 136, 0.25));
  transform: scale(1.08) rotate(-4deg);
}

.skill-card-header > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.skill-card-header h3 {
  margin: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--card-icon-color, var(--green));
}

/* ── Proficiency dots ────────────────────────── */
.skill-level {
  display: flex;
  gap: 5px;
  align-items: center;
}

.skill-level span {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--card-icon-color, #00ff88);
  box-shadow: 0 0 6px var(--card-icon-color, #00ff88);
  animation: dot-pulse 2.4s ease-in-out infinite alternate;
}

.skill-level span:nth-child(1) { animation-delay: 0s; }
.skill-level span:nth-child(2) { animation-delay: 0.2s; }
.skill-level span:nth-child(3) { animation-delay: 0.4s; }
.skill-level span:nth-child(4) { animation-delay: 0.6s; }
.skill-level span:nth-child(5) { animation-delay: 0.8s; }

.skill-level span.inactive {
  background: var(--border-dim);
  box-shadow: none;
  animation: none;
  opacity: 0.4;
}

@keyframes dot-pulse {
  from { opacity: 0.6; transform: scale(0.9); }
  to   { opacity: 1;   transform: scale(1.1); }
}

/* ── Tech badges ─────────────────────────────── */
.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.stag {
  display: inline-flex !important;
  align-items: center;
  padding: 5px 13px;
  border-radius: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
  line-height: 1;
  border: 1px solid;
  transition: transform 200ms ease, box-shadow 200ms ease, filter 200ms ease;
  cursor: default;
  user-select: none;
}

.stag:hover {
  transform: translateY(-2px) scale(1.05);
  filter: brightness(1.2);
}

/* Green */
.stag-green {
  color: #00ff88;
  background: rgba(0, 255, 136, 0.13);
  border-color: rgba(0, 255, 136, 0.35);
  box-shadow: inset 0 0 0 0 transparent;
  text-shadow: 0 0 12px rgba(0, 255, 136, 0.5);
}
.stag-green:hover {
  background: rgba(0, 255, 136, 0.2);
  box-shadow: 0 0 14px rgba(0, 255, 136, 0.25);
}

/* Cyan */
.stag-cyan {
  color: #00d4ff;
  background: rgba(0, 212, 255, 0.13);
  border-color: rgba(0, 212, 255, 0.35);
  text-shadow: 0 0 12px rgba(0, 212, 255, 0.5);
}
.stag-cyan:hover {
  background: rgba(0, 212, 255, 0.2);
  box-shadow: 0 0 14px rgba(0, 212, 255, 0.25);
}

/* Purple */
.stag-purple {
  color: #a855f7;
  background: rgba(168, 85, 247, 0.13);
  border-color: rgba(168, 85, 247, 0.35);
  text-shadow: 0 0 12px rgba(168, 85, 247, 0.5);
}
.stag-purple:hover {
  background: rgba(168, 85, 247, 0.2);
  box-shadow: 0 0 14px rgba(168, 85, 247, 0.28);
}

/* Amber */
.stag-amber {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.13);
  border-color: rgba(245, 158, 11, 0.35);
  text-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
}
.stag-amber:hover {
  background: rgba(245, 158, 11, 0.2);
  box-shadow: 0 0 14px rgba(245, 158, 11, 0.28);
}

/* Orange */
.stag-orange {
  color: #ff6b35;
  background: rgba(255, 107, 53, 0.13);
  border-color: rgba(255, 107, 53, 0.35);
  text-shadow: 0 0 12px rgba(255, 107, 53, 0.4);
}
.stag-orange:hover {
  background: rgba(255, 107, 53, 0.2);
  box-shadow: 0 0 14px rgba(255, 107, 53, 0.28);
}

/* Dim */
.stag-dim {
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.1);
  border-color: rgba(148, 163, 184, 0.28);
}
.stag-dim:hover {
  background: rgba(148, 163, 184, 0.16);
  box-shadow: 0 0 10px rgba(148, 163, 184, 0.18);
}

/* ══════════════════════════════════════════════
   PROJECTS
   ══════════════════════════════════════════════ */
#projects {
  background: transparent;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.project-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: 12px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 0%), rgba(0, 255, 136, 0.08), transparent 50%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.project-card:hover::before { opacity: 1; }
.project-card:hover {
  border-color: rgba(0, 255, 136, 0.28);
  box-shadow: 0 0 40px rgba(0, 255, 136, 0.08);
  transform: translateY(-4px);
}

.project-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: var(--bg);
  background: var(--green);
  border-radius: 10px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 0 16px rgba(0, 255, 136, 0.3);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.project-card:hover .project-icon {
  transform: rotate(-3deg) scale(1.06);
  box-shadow: 0 0 28px rgba(0, 255, 136, 0.5);
}

.project-card h3 { color: var(--text); font-size: 17px; }
.project-card p  { color: var(--text-muted); font-size: 14px; margin: 0; }
.project-card strong { color: var(--green); font-size: 14px; font-family: 'JetBrains Mono', monospace; }

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tags span {
  padding: 4px 10px;
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  transition: transform 180ms ease, background 180ms ease;
}

.tags span:hover {
  background: rgba(0, 212, 255, 0.15);
  transform: translateY(-1px);
}

/* ══════════════════════════════════════════════
   CREDENTIALS / EDUCATION
   ══════════════════════════════════════════════ */
.credentials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  background: rgba(13, 17, 23, 0.7);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(2px);
}

.credentials > div {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease;
}

.credentials > div:hover {
  border-color: rgba(0, 255, 136, 0.2);
  transform: translateY(-3px);
}

.compact-list { color: var(--text-muted); }

/* ══════════════════════════════════════════════
   CHANNELS
   ══════════════════════════════════════════════ */
.channels-section {
  position: relative;
  overflow: hidden;
  background: rgba(10, 14, 26, 0.85);
  color: var(--text);
  border-top: 1px solid var(--border-dim);
  border-bottom: 1px solid var(--border-dim);
  backdrop-filter: blur(4px);
}

.channels-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 255, 136, 0.06), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(0, 212, 255, 0.06), transparent 35%);
  animation: bg-drift 18s ease-in-out infinite alternate;
  pointer-events: none;
}

.channels-section > * { position: relative; z-index: 1; }
.channels-section .section-kicker { color: var(--green); }

.channel-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.channel-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  grid-template-columns: 60px minmax(0, 1fr);
  gap: 16px;
  padding: 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.channel-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 0%), rgba(0, 255, 136, 0.07), transparent 50%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.channel-card:hover::before { opacity: 1; }
.channel-card:hover {
  border-color: rgba(0, 255, 136, 0.3);
  box-shadow: 0 0 24px rgba(0, 255, 136, 0.08);
  transform: translateY(-4px);
}

.channel-icon {
  display: grid;
  width: 60px;
  height: 60px;
  place-items: center;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 800;
  color: var(--green);
  transition: transform 260ms ease;
}

.channel-card:hover .channel-icon { transform: rotate(-4deg) scale(1.06); }
.channel-card p      { color: var(--text-muted); font-size: 14px; }
.channel-card strong { color: var(--green); font-family: 'JetBrains Mono', monospace; font-size: 13px; }

/* ══════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════ */
.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
  background: transparent;
}

.contact h2 { max-width: 680px; }
.contact p  { max-width: 600px; color: var(--text-muted); font-size: 17px; }

.cv-preview {
  height: 600px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  box-shadow: var(--shadow-card);
  transition: transform 300ms ease, border-color 300ms ease;
}

.cv-preview:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 136, 0.2);
}

.cv-preview iframe { width: 100%; height: 100%; border: 0; }

/* ══════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════ */
.footer {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  padding: 24px clamp(20px, 5vw, 72px);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-dim);
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-dim);
}

.footer span:first-child {
  color: var(--green);
}

/* ══════════════════════════════════════════════
   BLOG
   ══════════════════════════════════════════════ */
.blog-hero {
  padding: clamp(64px, 9vw, 116px) clamp(20px, 5vw, 72px);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-dim);
}

.blog-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.post-card {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  min-height: 320px;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-dim);
  border-radius: 10px;
  transition: transform 260ms ease, border-color 260ms ease, box-shadow 260ms ease;
}

.post-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at var(--shine-x, 50%) var(--shine-y, 0%), rgba(0, 255, 136, 0.07), transparent 50%);
  opacity: 0;
  transition: opacity 300ms ease;
}

.post-card:hover::before { opacity: 1; }
.post-card:hover {
  border-color: rgba(0, 255, 136, 0.25);
  box-shadow: 0 0 30px rgba(0, 255, 136, 0.07);
  transform: translateY(-4px);
}

.post-card h2 { font-size: 22px; color: var(--text); }
.post-card p:not(.section-kicker) { color: var(--text-muted); font-size: 14px; }

.post-card span {
  width: fit-content;
  padding: 6px 10px;
  color: var(--green);
  background: rgba(0, 255, 136, 0.08);
  border: 1px solid rgba(0, 255, 136, 0.15);
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
}

/* ══════════════════════════════════════════════
   REVEAL HOVER OVERRIDES
   ══════════════════════════════════════════════ */
.has-reveal .timeline-item.is-visible:hover,
.has-reveal .skill-card.is-visible:hover,
.has-reveal .skill-grid article.is-visible:hover,
.has-reveal .project-card.is-visible:hover,
.has-reveal .hobby-card.is-visible:hover,
.has-reveal .channel-card.is-visible:hover,
.has-reveal .post-card.is-visible:hover,
.has-reveal .credentials > div.is-visible:hover,
.has-reveal .cv-preview.is-visible:hover {
  transform: translateY(-5px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
}

/* ══════════════════════════════════════════════
   KEYFRAMES
   ══════════════════════════════════════════════ */
@keyframes portrait-float {
  0%, 100% { transform: translateY(8px) rotate(0deg); }
  50%       { transform: translateY(-6px) rotate(0.5deg); }
}

@keyframes card-float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes bars {
  0%, 100% { transform: scaleY(0.35); }
  50%       { transform: scaleY(1); }
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes header-drop {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes grid-drift {
  from { transform: rotate(-3deg) translate3d(0, 0, 0); }
  to   { transform: rotate(-3deg) translate3d(60px, 60px, 0); }
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */
@media (max-width: 920px) {
  .hero, .intro, .contact, .credentials {
    grid-template-columns: 1fr;
  }

  .hero { min-height: auto; }
  .hero-content, .hero-visual { grid-column: auto; grid-row: auto; }
  .hero-visual { min-height: 460px; }
  .skill-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .visual-story { grid-template-columns: 1fr; }
  .story-image { min-height: 300px; }
  .timeline::before, .timeline-item::before { display: none; }
  .blog-list { grid-template-columns: 1fr; }
  .hobby-grid { grid-template-columns: 1fr; }
  .architecture-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  .nav { width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .hero { padding-top: 40px; }

  .quick-stats, .timeline-item,
  .skill-grid, .project-grid, .channel-grid {
    grid-template-columns: 1fr;
  }

  .channel-card { grid-template-columns: 1fr; }
  .timeline-item { padding: 20px; }
  .pipeline { padding: 20px; }
  .hero-visual { min-height: 400px; }
  .main-photo { width: min(72%, 280px); }

  .floating-card { min-width: 130px; padding: 10px 12px; }
  .metric-card   { top: 6%;    right: 0; }
  .stack-card    { bottom: 10%; left: 0; }
  .mini-pipeline { right: 0; bottom: 0; grid-template-columns: repeat(4, 18px); }
  .cv-preview    { height: 440px; }
}

@media (prefers-reduced-motion: reduce) {
  .cursor-glow { display: none; }

  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}