/* ===================================
   RESET & BASE
=================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-main:      #0D0D0D;
  --bg-alt:       #111122;
  --bg-card:      #141428;
  --bg-card-hover:#1a1a38;
  --border:       #2a2a4a;
  --accent-red:   #E94560;
  --accent-cyan:  #00D4FF;
  --accent-green: #39FF7A;
  --accent-yellow:#FFD600;
  --text-main:    #F0F0F0;
  --text-muted:   #888899;
  --font-pixel:   'Press Start 2P', monospace;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'Fira Code', monospace;
  --container:    1100px;
  --radius:       8px;
  --transition:   0.25s ease;
}

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

body {
  background: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
}

::selection { background: var(--accent-cyan); color: var(--bg-main); }

/* ===================================
   SCROLLBAR
=================================== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb { background: var(--accent-red); border-radius: 3px; }

/* ===================================
   LAYOUT
=================================== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

/* ===================================
   NAV
=================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  transition: background var(--transition), backdrop-filter var(--transition), border-bottom var(--transition);
}

.nav.scrolled {
  background: rgba(13, 13, 13, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: 2px;
}

.pixel-bracket {
  color: var(--accent-cyan);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 36px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-cyan);
  transition: width var(--transition);
}

.nav-links a:hover { color: var(--text-main); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===================================
   HERO
=================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
  overflow: hidden;
}

#pixelCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.35;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto 0 calc((100vw - var(--container)) / 2);
  padding-left: 24px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot--cyan   { background: var(--accent-cyan); box-shadow: 0 0 8px var(--accent-cyan); animation: pulse 2s infinite; }
.dot--green  { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.dot--yellow { background: var(--accent-yellow); box-shadow: 0 0 8px var(--accent-yellow); }
.dot--red    { background: var(--accent-red); }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}

.hero-name {
  font-family: var(--font-body);
  font-size: clamp(52px, 7vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 16px;
}

.accent-red  { color: var(--accent-red); }
.accent-cyan { color: var(--accent-cyan); }

.hero-title {
  font-size: clamp(16px, 2vw, 22px);
  color: var(--text-muted);
  margin-bottom: 24px;
  font-weight: 400;
}

.code-tag {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  background: rgba(0, 212, 255, 0.08);
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 0.9em;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 2;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollAnim 1.8s ease infinite;
}

@keyframes scrollAnim {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===================================
   BUTTONS
=================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  font-family: var(--font-body);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent-red);
  color: #fff;
  border-color: var(--accent-red);
}
.btn--primary:hover {
  background: transparent;
  color: var(--accent-red);
  box-shadow: 0 0 20px rgba(233, 69, 96, 0.3);
}

.btn--ghost {
  background: transparent;
  color: var(--text-main);
  border-color: var(--border);
}
.btn--ghost:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.btn--full { width: 100%; }

/* ===================================
   SECTION TITLE
=================================== */
.section-title {
  margin-bottom: 60px;
}

.pixel-label {
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  display: inline-block;
  position: relative;
}

.pixel-label::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--accent-red);
  margin-top: 16px;
}

/* ===================================
   ABOUT
=================================== */
.about {
  background: var(--bg-alt);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 16px;
  line-height: 1.75;
}

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

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.badge {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  font-family: var(--font-mono);
  letter-spacing: 0.3px;
}
.badge--cyan  { background: rgba(0, 212, 255, 0.1);  color: var(--accent-cyan);  border: 1px solid rgba(0, 212, 255, 0.3); }
.badge--red   { background: rgba(233, 69, 96, 0.1);  color: var(--accent-red);   border: 1px solid rgba(233, 69, 96, 0.3); }
.badge--ghost { background: rgba(255,255,255, 0.04); color: var(--text-muted);   border: 1px solid var(--border); }

.about-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.stack-group { }

.stack-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-red);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.stack-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stack-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 4px;
  transition: all var(--transition);
}

.stack-item:hover {
  background: rgba(0, 212, 255, 0.08);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ===================================
   PROJECTS
=================================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-red), var(--accent-cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.project-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0, 212, 255, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card--featured {
  grid-column: span 2;
}

.project-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

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

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 3px 8px;
  background: rgba(233, 69, 96, 0.1);
  color: var(--accent-red);
  border-radius: 3px;
  border: 1px solid rgba(233, 69, 96, 0.2);
  white-space: nowrap;
}

.project-links {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.icon-link {
  color: var(--text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
}
.icon-link:hover { color: var(--accent-cyan); }

.project-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.project-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
}

.project-card__footer {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.project-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

.projects-cta {
  text-align: center;
  margin-top: 48px;
}

/* ===================================
   CONTACT
=================================== */
.contact {
  background: var(--bg-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.contact-big {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.contact-intro p:not(.contact-big) {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-socials {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition);
  width: fit-content;
}

.social-link:hover { color: var(--accent-cyan); }

/* FORM */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  font-family: var(--font-mono);
}

.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
  outline: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #444460;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-feedback {
  font-size: 14px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  text-align: center;
}

.form-feedback.success {
  background: rgba(57, 255, 122, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(57, 255, 122, 0.3);
}

.form-feedback.error {
  background: rgba(233, 69, 96, 0.1);
  color: var(--accent-red);
  border: 1px solid rgba(233, 69, 96, 0.3);
}

.hidden { display: none !important; }

/* ===================================
   FOOTER
=================================== */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  color: var(--text-muted);
  font-size: 13px;
  font-family: var(--font-mono);
}

/* ===================================
   SCROLL REVEAL
=================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ===================================
   RESPONSIVE
=================================== */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }

  .project-card--featured {
    grid-column: span 2;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 640px) {
  .nav { padding: 16px 20px; }

  .nav-links {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(13,13,13,0.97);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    z-index: 99;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 18px; }
  .nav-toggle { display: flex; z-index: 101; }

  .hero { padding: 100px 20px 80px; }
  .hero-content { margin: 0; }
  .hero-desc br { display: none; }

  .section { padding: 70px 0; }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .project-card--featured {
    grid-column: span 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}