/* ============================================================
   Andre Seguin — Portfolio
   Pure CSS/HTML. No external dependencies.
   ============================================================ */

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

:root {
  --bg:            #020508;
  --surface:       rgba(255,255,255,0.03);
  --surface-hover: rgba(255,255,255,0.055);
  --border:        rgba(255,255,255,0.07);
  --text:          #eef2f7;
  --text-soft:     #8895a7;
  --text-muted:    #4a5568;
  --cyan:          #00c8f0;
  --cyan-dim:      rgba(0,200,240,0.12);
  --cyan-glow:     rgba(0,200,240,0.22);
  --purple:        #a855f7;
  --purple-dim:    rgba(168,85,247,0.1);
  --green:         #22d47a;
  --green-dim:     rgba(34,212,122,0.12);
  --green-glow:    rgba(34,212,122,0.25);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}


/* ============================================================
   ANIMATED BACKGROUND
   ============================================================ */

.bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Subtle dot grid */
.bg::before {
  content: '';
  position: absolute;
  inset: -10%;
  background-image:
    radial-gradient(circle, rgba(0,200,240,0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: bg-drift 80s linear infinite;
}

/* Large ambient glow orbs */
.bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 25%,  rgba(168,85,247,0.07) 0%, transparent 65%),
    radial-gradient(ellipse 60% 50% at 85% 75%,  rgba(0,200,240,0.08) 0%, transparent 65%),
    radial-gradient(ellipse 40% 40% at 50% 50%,  rgba(168,85,247,0.03) 0%, transparent 55%);
  animation: orb-breathe 18s ease-in-out infinite alternate;
}

@keyframes bg-drift {
  to { transform: translate(48px, 48px); }
}

@keyframes orb-breathe {
  from { opacity: 0.7; transform: scale(1); }
  to   { opacity: 1;   transform: scale(1.06) translateY(-1%); }
}

/* Scanline overlay — very subtle */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.03) 2px,
    rgba(0,0,0,0.03) 4px
  );
}


/* ============================================================
   DATA STREAMS
   ============================================================ */

.streams {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.stream {
  position: absolute;
  top: 0;
  overflow: hidden;
  height: 100vh;
}

.stream-inner {
  font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  font-size: 0.6rem;
  line-height: 2.1;
  white-space: pre;
  animation: stream-fall linear infinite;
}

@keyframes stream-fall {
  from { transform: translateY(0); }
  to   { transform: translateY(-50%); }
}

/* Per-stream: position, color, speed, opacity */
.stream-1 {
  left: 3%;
  color: var(--cyan);
  opacity: 0.07;
}
.stream-1 .stream-inner { animation-duration: 32s; }

.stream-2 {
  left: 11%;
  color: var(--green);
  opacity: 0.055;
}
.stream-2 .stream-inner { animation-duration: 24s; animation-delay: -7s; }

.stream-3 {
  left: 22%;
  color: var(--cyan);
  opacity: 0.06;
  font-size: 0.58rem;
}
.stream-3 .stream-inner { animation-duration: 40s; animation-delay: -15s; }

.stream-4 {
  left: 42%;
  color: var(--green);
  opacity: 0.05;
}
.stream-4 .stream-inner { animation-duration: 28s; animation-delay: -4s; }

.stream-5 {
  left: 57%;
  color: var(--cyan);
  opacity: 0.065;
}
.stream-5 .stream-inner { animation-duration: 36s; animation-delay: -20s; }

.stream-6 {
  left: 68%;
  color: var(--green);
  opacity: 0.05;
}
.stream-6 .stream-inner { animation-duration: 22s; animation-delay: -10s; }

.stream-7 {
  left: 79%;
  color: var(--cyan);
  opacity: 0.07;
}
.stream-7 .stream-inner { animation-duration: 30s; animation-delay: -3s; }

.stream-8 {
  left: 90%;
  color: var(--green);
  opacity: 0.055;
}
.stream-8 .stream-inner { animation-duration: 44s; animation-delay: -18s; }

/* Fade streams out at top and bottom so they blend in */
.streams::before,
.streams::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 25vh;
  z-index: 1;
  pointer-events: none;
}
.streams::before {
  top: 0;
  background: linear-gradient(to bottom, var(--bg), transparent);
}
.streams::after {
  bottom: 0;
  background: linear-gradient(to top, var(--bg), transparent);
}


/* ============================================================
   SCAN BEAM
   ============================================================ */

.scan-beam {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0,200,240,0.06) 20%,
    rgba(0,200,240,0.35) 50%,
    rgba(168,85,247,0.3) 65%,
    rgba(0,200,240,0.06) 80%,
    transparent 100%
  );
  box-shadow:
    0 0 12px 2px rgba(0,200,240,0.2),
    0 0 40px 4px rgba(0,200,240,0.06);
  animation: beam-sweep 8s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes beam-sweep {
  0%   { transform: translateY(0vh);   opacity: 0; }
  5%   { opacity: 1; }
  95%  { opacity: 0.6; }
  100% { transform: translateY(100vh); opacity: 0; }
}


/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  padding: 1rem 2rem;
  background: rgba(2,5,8,0.75);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border-bottom: 1px solid var(--border);
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 0.9rem;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover {
  color: var(--cyan);
  background: var(--cyan-dim);
}


/* ============================================================
   LAYOUT
   ============================================================ */

main {
  position: relative;
  z-index: 1;
}

section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem 2rem 5rem;
  scroll-margin-top: 4rem;
}

.inner {
  max-width: 54rem;
  width: 100%;
}

.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.68rem;
  font-family: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.75rem;
}

.section-eyebrow::after {
  content: '';
  height: 1px;
  width: 80px;
  background: linear-gradient(90deg, rgba(0,200,240,0.5), transparent);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 2rem;
  color: var(--text);
}


/* ============================================================
   HERO
   ============================================================ */

#hero {
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  padding: 0.45rem 1rem;
  background: var(--cyan-dim);
  border: 1px solid rgba(0,200,240,0.25);
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  flex-shrink: 0;
  animation: pulse-dot 1.4s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--cyan-glow); }
  50%       { opacity: 0.6; box-shadow: 0 0 0 5px transparent; }
}

.hero-name {
  font-size: clamp(3.2rem, 9vw, 7rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 0.95;
  color: var(--text);
  margin-bottom: 0.6rem;
  position: relative;
  display: inline-block;
}

/* Glitch effect on name */
.hero-name::before,
.hero-name::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-name::before {
  color: var(--cyan);
  clip-path: inset(0 0 100% 0);
  animation: glitch-top 5s steps(1) infinite;
}

.hero-name::after {
  color: var(--purple);
  clip-path: inset(0 0 100% 0);
  animation: glitch-bot 5s steps(1) 0.15s infinite;
}

@keyframes glitch-top {
  0%, 94%, 100% { clip-path: inset(0 0 100% 0); transform: translateX(0); }
  95%  { clip-path: inset(15% 0 55% 0); transform: translateX(-3px); }
  96%  { clip-path: inset(35% 0 30% 0); transform: translateX(3px); }
  97%  { clip-path: inset(60% 0 10% 0); transform: translateX(-2px); }
  98%  { clip-path: inset(0 0 100% 0); }
}

@keyframes glitch-bot {
  0%, 94%, 100% { clip-path: inset(0 0 100% 0); transform: translateX(0); }
  95%  { clip-path: inset(55% 0 15% 0); transform: translateX(3px); }
  96%  { clip-path: inset(10% 0 65% 0); transform: translateX(-3px); }
  97%  { clip-path: inset(75% 0 0% 0); transform: translateX(2px); }
  98%  { clip-path: inset(0 0 100% 0); }
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-soft);
  font-weight: 400;
  margin-bottom: 2.5rem;
  line-height: 1.5;
}

.hero-sub em {
  font-style: normal;
  color: var(--text);
  font-weight: 600;
}

.cert-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.cert {
  font-size: 0.68rem;
  font-weight: 700;
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  letter-spacing: 0.1em;
  padding: 0.38rem 0.75rem;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(34,212,122,0.25);
  border-radius: 4px;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}

.cert:hover {
  box-shadow: 0 0 18px var(--green-glow);
  border-color: rgba(34,212,122,0.5);
  transform: translateY(-1px);
}

.scroll-cue {
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  animation: cue-float 2.8s ease-in-out infinite;
}

@keyframes cue-float {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  50%       { opacity: 0.8; transform: translateY(9px); }
}


/* ============================================================
   ABOUT
   ============================================================ */

#about .inner {
  display: grid;
  gap: 2.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
}

.stat-card {
  padding: 1.5rem 1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s, background 0.25s;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.stat-card:hover {
  transform: translateY(-3px);
  background: var(--surface-hover);
  border-color: rgba(0,200,240,0.18);
  box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,200,240,0.08);
}

.stat-card:hover::after {
  transform: scaleX(1);
}

.stat-value {
  display: block;
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--cyan);
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.about-bio {
  font-size: 1.05rem;
  color: var(--text-soft);
  line-height: 1.8;
}

.about-bio strong {
  color: var(--text);
  font-weight: 600;
}


/* ============================================================
   SKILLS
   ============================================================ */

#skills {
  background: linear-gradient(
    180deg,
    transparent,
    rgba(168,85,247,0.02) 50%,
    transparent
  );
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.5rem;
}

.skill-tag {
  padding: 0.48rem 0.95rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-soft);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: color 0.2s, background 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s;
  cursor: default;
}

.skill-tag:hover {
  color: var(--cyan);
  background: var(--cyan-dim);
  border-color: rgba(0,200,240,0.28);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,200,240,0.1);
}


/* Skill group labels */
.skill-group-label {
  font-size: 0.65rem;
  font-family: 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 1.5rem 0 0.6rem;
}

.skill-group-label:first-of-type {
  margin-top: 1.5rem;
}

/* AI tools get a purple accent to stand out */
.skill-tag--ai {
  color: var(--purple) !important;
  background: var(--purple-dim) !important;
  border-color: rgba(168,85,247,0.28) !important;
}

.skill-tag--ai:hover {
  color: var(--purple) !important;
  background: rgba(168,85,247,0.18) !important;
  border-color: rgba(168,85,247,0.5) !important;
  box-shadow: 0 6px 20px rgba(168,85,247,0.15) !important;
}


/* ============================================================
   EXPERIENCE
   ============================================================ */

.exp-cards {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.exp-card {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  padding: 1.25rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  position: relative;
  overflow: hidden;
  transition: background 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.exp-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--purple));
  border-radius: 3px 0 0 3px;
  opacity: 0;
  transition: opacity 0.3s;
}

.exp-card:hover {
  background: var(--surface-hover);
  border-color: rgba(0,200,240,0.15);
  transform: translateX(5px);
  box-shadow: -5px 0 30px rgba(0,200,240,0.05);
}

.exp-card:hover::before {
  opacity: 1;
}

/* Featured company row */
.exp-card--featured {
  background: linear-gradient(135deg, rgba(0,200,240,0.06), rgba(168,85,247,0.04));
  border-color: rgba(0,200,240,0.18);
}

.exp-card--featured .exp-num {
  background: linear-gradient(135deg, var(--cyan-dim), var(--purple-dim));
  border-color: rgba(0,200,240,0.3);
  color: var(--cyan);
  font-size: 1rem;
  font-weight: 400;
}

.exp-date {
  font-size: 0.72rem;
  font-family: 'SF Mono', monospace;
  color: var(--text-muted);
  font-weight: 400;
  margin-left: 0.4rem;
}

.exp-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--cyan-dim);
  border: 1px solid rgba(0,200,240,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  font-family: 'SF Mono', monospace;
  color: var(--cyan);
  letter-spacing: 0;
  margin-top: 0.1rem;
}

.exp-text {
  font-size: 0.95rem;
  color: var(--text-soft);
  line-height: 1.65;
}

.exp-text strong {
  color: var(--text);
  font-weight: 600;
  display: block;
  margin-bottom: 0.15rem;
}

.industries {
  margin-top: 2.5rem;
}

.industries-heading {
  font-size: 0.65rem;
  font-family: 'SF Mono', monospace;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

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

.pill {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.38rem 0.85rem;
  color: var(--green);
  background: var(--green-dim);
  border: 1px solid rgba(34,212,122,0.2);
  border-radius: 100px;
}


/* ============================================================
   CONTACT
   ============================================================ */

#contact {
  text-align: center;
  border-top: 1px solid var(--border);
  position: relative;
}

/* Top decorative glow */
#contact::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--purple), transparent);
}

.contact-inner {
  max-width: 38rem;
  margin: 0 auto;
}

.contact-headline {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 1rem;
  background: linear-gradient(130deg, var(--text) 0%, var(--cyan) 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-sub {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, rgba(0,200,240,0.12), rgba(168,85,247,0.08));
  border: 1px solid rgba(0,200,240,0.22);
  border-radius: 14px;
  margin-bottom: 1.75rem;
  transition: all 0.3s;
}

.contact-email:hover {
  background: linear-gradient(135deg, rgba(0,200,240,0.2), rgba(168,85,247,0.14));
  border-color: rgba(0,200,240,0.45);
  box-shadow: 0 0 50px rgba(0,200,240,0.18), 0 0 0 1px rgba(0,200,240,0.1);
  transform: translateY(-2px);
}

.social-row {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
}

.social-link {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-soft);
  text-decoration: none;
  padding: 0.6rem 1.3rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  letter-spacing: 0.04em;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.social-link:hover {
  color: var(--cyan);
  border-color: rgba(0,200,240,0.3);
  background: var(--cyan-dim);
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 600px) {
  .nav { padding: 0.75rem 1rem; gap: 0; }
  .nav a { font-size: 0.68rem; padding: 0.4rem 0.55rem; letter-spacing: 0.04em; }

  .hero-name { font-size: clamp(2.6rem, 12vw, 3.5rem); }

  .exp-card { padding: 1rem 1.1rem; }
  .exp-num { width: 28px; height: 28px; font-size: 0.6rem; }

  .contact-email { font-size: 0.9rem; padding: 0.8rem 1.4rem; }
}