/* ─────────────────────────────────────────────
   PORTFOLIO — style.css
   Dark Glassmorphism • Cyber Cyan • Deep Purple
───────────────────────────────────────────── */

/* ── TOKENS ── */
:root {
  --bg:        #080810;
  --bg2:       #0e0e1a;
  --bg3:       #13132a;
  --surface:   rgba(255,255,255,0.04);
  --border:    rgba(255,255,255,0.08);
  --border-hi: rgba(0,245,255,0.25);

  --cyan:   #00f5ff;
  --purple: #7c3aed;
  --amber:  #f59e0b;
  --green:  #22c55e;
  --red:    #ef4444;
  --blue:   #3b82f6;

  --text:   #e8eaf6;
  --muted:  #8892b0;

  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--purple); border-radius: 3px; }

/* ── CONTAINER ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── SECTION BASE ── */
.section { padding: 7rem 0; position: relative; }
.section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,58,237,0.04) 0%, transparent 70%);
  pointer-events: none;
}
.section-header { text-align: center; margin-bottom: 3.5rem; }
.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 30%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── NAV ── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 1.1rem 0;
  background: rgba(8,8,16,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #fff;
  margin-right: auto;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--cyan); }
.btn-nav {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cyan);
  border: 1px solid var(--cyan);
  padding: 0.4rem 1rem;
  border-radius: 6px;
  transition: background var(--transition), color var(--transition);
}
.btn-nav:hover { background: var(--cyan); color: var(--bg); }

/* ── HERO ── */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#matrix-canvas {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  padding: 5rem 2rem 7rem;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green);
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.03em;
}
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--green);
}
.dot.pulse {
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0.5); }
  50% { box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}
.hero-name {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}
.hero-title {
  font-size: clamp(1.2rem, 3vw, 1.7rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  min-height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}
.typed-prefix { color: var(--muted); }
.typed-word { color: var(--cyan); font-family: var(--font-mono); }
.typed-cursor {
  color: var(--cyan);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-bio {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}
.hero-cta { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-bottom: 3rem; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 2rem;
  background: var(--cyan);
  color: var(--bg);
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0,245,255,0.3);
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 0.85rem 2rem;
  border: 1px solid var(--border-hi);
  color: var(--cyan);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: background var(--transition), transform var(--transition);
}
.btn-ghost:hover { background: rgba(0,245,255,0.06); transform: translateY(-2px); }
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }
.hero-scroll-hint {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  z-index: 1;
  pointer-events: none;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: scroll-drop 2s ease-in-out infinite;
}
@keyframes scroll-drop {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.about-text p {
  color: var(--muted);
  margin-bottom: 1.2rem;
  font-size: 1rem;
}
.about-text strong { color: var(--text); }
.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.3rem;
  transition: border-color var(--transition), transform var(--transition);
}
.about-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-3px);
}
.about-card-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.about-card h3 { font-size: 0.9rem; font-weight: 700; margin-bottom: 0.35rem; color: #fff; }
.about-card p { font-size: 0.8rem; color: var(--muted); line-height: 1.5; }

/* ── CATEGORY LABEL ── */
.category-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1.5rem;
}
.cat-icon { font-size: 1rem; }

/* ── PROJECTS GRID ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.projects-grid-small {
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

/* ── PROJECT CARD ── */
.project-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.project-card:hover {
  border-color: rgba(0,245,255,0.2);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(0,245,255,0.05);
}
.project-card.featured { background: rgba(255,255,255,0.05); }
.card-glow {
  position: absolute;
  top: -60px; left: 50%;
  transform: translateX(-50%);
  width: 200px; height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,245,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.card-glow.glow-purple { background: radial-gradient(circle, rgba(124,58,237,0.15) 0%, transparent 70%); }
.card-glow.glow-amber  { background: radial-gradient(circle, rgba(245,158,11,0.12) 0%, transparent 70%); }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.2rem 1.2rem 0;
  gap: 0.5rem;
}
.card-badges { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.badge-red    { background: rgba(239,68,68,0.15);   color: #f87171; border: 1px solid rgba(239,68,68,0.2); }
.badge-purple { background: rgba(124,58,237,0.15);  color: #a78bfa; border: 1px solid rgba(124,58,237,0.2); }
.badge-blue   { background: rgba(59,130,246,0.15);  color: #60a5fa; border: 1px solid rgba(59,130,246,0.2); }
.badge-cyan   { background: rgba(0,245,255,0.1);    color: var(--cyan); border: 1px solid rgba(0,245,255,0.2); }
.badge-green  { background: rgba(34,197,94,0.12);   color: #4ade80; border: 1px solid rgba(34,197,94,0.2); }
.badge-gold   { background: rgba(245,158,11,0.12);  color: #fbbf24; border: 1px solid rgba(245,158,11,0.2); }

.card-links { display: flex; gap: 0.5rem; }
.card-links a {
  color: var(--muted);
  display: flex;
  align-items: center;
  transition: color var(--transition);
}
.card-links a:hover { color: var(--cyan); }

.card-body {
  padding: 1.2rem;
  flex: 1;
}
.card-icon-wrap { margin-bottom: 0.75rem; }
.card-emoji { font-size: 2rem; }
.card-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.2rem;
}
.card-subtitle {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.9rem;
}
.card-desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 1rem;
}
.card-tech { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tech-tag {
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}
.card-footer {
  border-top: 1px solid var(--border);
  padding: 0.9rem 1.2rem;
}
.card-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.card-highlights span {
  font-size: 0.75rem;
  color: var(--green);
  font-weight: 500;
  font-family: var(--font-mono);
}

/* ── SKILLS ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}
.skill-category {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color var(--transition);
}
.skill-category:hover { border-color: var(--border-hi); }
.skill-cat-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 1rem;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.skill-pill {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
  cursor: default;
}
.skill-pill:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.15); }
/* Colored variants */
.skill-primary { border-color: rgba(0,245,255,0.2); color: var(--cyan); background: rgba(0,245,255,0.05); }
.skill-red     { border-color: rgba(239,68,68,0.2);  color: #f87171; background: rgba(239,68,68,0.05); }
.skill-purple  { border-color: rgba(124,58,237,0.2); color: #a78bfa; background: rgba(124,58,237,0.05); }
.skill-cyan    { border-color: rgba(0,245,255,0.2);  color: var(--cyan); background: rgba(0,245,255,0.05); }

/* ── CONTACT ── */
.contact-wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
}
.contact-glow {
  position: absolute;
  top: -80px; left: 50%;
  transform: translateX(-50%);
  width: 400px; height: 300px;
  background: radial-gradient(ellipse, rgba(0,245,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.contact-inner {
  position: relative;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-hi);
  border-radius: 24px;
  padding: 4rem 3rem;
  text-align: center;
}
.contact-inner .section-tag { display: block; margin-bottom: 1rem; }
.contact-inner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, #fff 30%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}
.contact-desc {
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 2rem;
}

/* ── CONSULTING CARDS ── */
.consulting-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  margin-bottom: 2.5rem;
  text-align: left;
}
.consulting-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.consulting-card:hover {
  border-color: rgba(0,245,255,0.25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,245,255,0.06);
}
.consulting-icon { font-size: 1.8rem; }
.consulting-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
}
.consulting-card p {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  flex: 1;
}
.consulting-cta {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--cyan);
  font-family: var(--font-mono);
  margin-top: 0.4rem;
  transition: letter-spacing var(--transition);
}
.consulting-cta:hover { letter-spacing: 0.05em; }

.contact-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  background: var(--cyan);
  color: var(--bg);
  font-weight: 700;
  border-radius: 8px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.contact-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0,245,255,0.3);
}
.contact-btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-hi);
}
.contact-btn-secondary:hover {
  background: rgba(0,245,255,0.05);
  color: var(--cyan);
  box-shadow: none;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-logo { font-size: 1.2rem; font-weight: 900; }
.footer-copy { font-size: 0.8rem; color: var(--muted); }
.footer-stack { font-family: var(--font-mono); font-size: 0.75rem; color: var(--muted); }

/* ── ACCENT ── */
.accent { color: var(--cyan); }

/* ── REVEAL ANIMATION ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-cards { grid-template-columns: 1fr 1fr; }
  .consulting-cards { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .nav-links { display: none; }
  .nav-inner { gap: 1rem; }
  .hero-stats { gap: 1rem; }
  .stat-divider { display: none; }
  .about-cards { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-inner { padding: 2.5rem 1.5rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}