/* ROOT AND RESET */
:root {
  --bg-color: #03050C;
  --bg-color-light: #0A0F1D;
  --accent: #00F0FF;
  --accent-glow: rgba(0, 240, 255, 0.4);
  --accent-purple: #8A2BE2;
  --text-main: #E2E8F0;
  --text-muted: #8892B0;
  --font-sans: 'Inter', sans-serif;
  --font-mono: 'Fira Code', monospace;
  --nav-height: 100px;
  --nav-scroll-height: 70px;
  --transition: all 0.25s cubic-bezier(0.645, 0.045, 0.355, 1);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) var(--bg-color);
}

html::-webkit-scrollbar {
  width: 8px;
}

html::-webkit-scrollbar-track {
  background: var(--bg-color);
}

html::-webkit-scrollbar-thumb {
  background-color: var(--text-muted);
  border-radius: 10px;
  border: 3px solid var(--bg-color);
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* CUSTOM CURSOR */
@media (pointer: fine) {
  body { cursor: none; }
  a, button { cursor: none; }
}
.cursor-dot, .cursor-outline {
  position: fixed;
  top: 0; left: 0;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
}
.cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  transition: opacity 0.2s, background 0.2s;
}
.cursor-outline {
  width: 30px;
  height: 30px;
  border: 1px solid var(--accent-glow);
  transition: width 0.2s, height 0.2s, border-color 0.2s, background-color 0.2s, top 0.05s, left 0.05s;
}
.cursor-outline.hover {
  width: 50px;
  height: 50px;
  background-color: rgba(0, 240, 255, 0.1);
  border-color: var(--accent);
}

/* BACKGROUND CANVAS */
#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.15;
}

/* TYPOGRAPHY & UTILS */
.text-gradient {
  background: linear-gradient(135deg, #00F0FF 0%, #8A2BE2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.text-gray {
  color: var(--text-muted);
}
.section-title {
  display: flex;
  align-items: center;
  position: relative;
  margin: 10px 0 40px;
  width: 100%;
  font-size: clamp(26px, 5vw, 32px);
  white-space: nowrap;
}
.section-title span {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: clamp(16px, 3vw, 20px);
  margin-right: 10px;
  font-weight: 400;
}
.section-title::after {
  content: "";
  display: block;
  position: relative;
  top: -2px;
  width: 250px;
  height: 1px;
  margin-left: 20px;
  background-color: rgba(255, 255, 255, 0.1);
}

/* LAYOUT */
main {
  margin: 0 auto;
  width: 100%;
  max-width: 1600px;
  min-height: 100vh;
  padding: 0 150px;
}
@media (max-width: 1080px) { main { padding: 0 100px; } }
@media (max-width: 768px) { main { padding: 0 50px; } }
@media (max-width: 480px) { main { padding: 0 25px; } }

section {
  padding: 100px 0;
  max-width: 1000px;
  margin: 0 auto;
}

/* NAV */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--nav-height);
  padding: 0 50px;
  z-index: 100;
  background: rgba(3, 5, 12, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.navbar.scrolled {
  height: var(--nav-scroll-height);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
}
.nav-brand {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  display: flex;
  align-items: center;
}
.blinking-cursor {
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}
@keyframes blink { 50% { opacity: 0; } }
.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 30px;
}
.nav-link {
  text-decoration: none;
  color: var(--text-main);
  font-size: 14px;
  font-family: var(--font-mono);
  transition: var(--transition);
}
.nav-link span {
  color: var(--accent);
}
.nav-link:hover {
  color: var(--accent);
}
.btn-resume {
  color: var(--accent);
  background-color: transparent;
  border: 1px solid var(--accent);
  border-radius: 4px;
  padding: 10px 20px;
  font-size: 14px;
  font-family: var(--font-mono);
  transition: var(--transition);
}
.btn-resume:hover {
  background-color: var(--accent-glow);
  box-shadow: 0 0 15px var(--accent-glow);
}
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn {
    display: flex; flex-direction: column; gap: 5px; z-index: 101;
  }
  .menu-bar { width: 30px; height: 2px; background: var(--accent); transition: var(--transition); }
  .navbar { padding: 0 25px; }
}

/* SIDE LINKS */
.side-links {
  position: fixed;
  bottom: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.left-side { left: 40px; }
.right-side { right: 40px; }
.side-links ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0;
  margin: 0;
  list-style: none;
  gap: 20px;
}
.side-links a {
  color: var(--text-muted);
  transition: var(--transition);
  display: inline-block;
}
.side-links a:hover {
  color: var(--accent);
  transform: translateY(-3px);
}
.left-side svg { width: 20px; height: 20px; }
.email-wrapper a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  writing-mode: vertical-rl;
  text-decoration: none;
}
.vertical-line {
  width: 1px;
  height: 90px;
  background-color: var(--text-muted);
  margin-top: 10px;
}
@media (max-width: 1080px) {
  .left-side { left: 20px; }
  .right-side { right: 20px; }
}
@media (max-width: 768px) {
  .side-links { display: none; }
}

/* HERO SECTION */
.hero-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 100vh;
  padding: 0 !important;
  gap: 40px;
}
.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.hero-greeting {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: clamp(14px, 2vw, 16px);
  margin-bottom: 20px;
}
.hero-name {
  color: var(--text-main);
  font-size: clamp(40px, 8vw, 80px);
  font-weight: 800;
  line-height: 1.1;
  margin: 0;
}
.hero-title {
  color: var(--text-muted);
  font-size: clamp(30px, 6vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  margin: 10px 0 0;
}

/* TERMINAL */
.hero-terminal {
  margin-top: 30px;
  width: 100%;
  max-width: 600px;
  background: var(--bg-color-light);
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.1);
  overflow: hidden;
  box-shadow: 0 20px 40px -15px rgba(0,0,0,0.7);
}
.terminal-header {
  height: 30px;
  background: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  padding: 0 15px;
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.mac-btns {
  display: flex;
  gap: 6px;
}
.mac-btns span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.close-btn { background: #FF5F56; }
.min-btn { background: #FFBD2E; }
.max-btn { background: #27C93F; }
.terminal-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}
.terminal-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: #A6ACCD;
  min-height: 160px;
  line-height: 1.5;
}

.hero-cta {
  margin-top: 50px;
}
.btn-primary {
  display: inline-block;
  color: var(--bg-color);
  background-color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  padding: 1.25rem 2.25rem;
  font-size: 14px;
  font-family: var(--font-mono);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 600;
}
.btn-primary:hover {
  background-color: transparent;
  color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.hero-3d-model {
  display: none;
  perspective: 1000px;
}
@media (min-width: 1024px) {
  .hero-3d-model {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 300px;
    height: 300px;
  }
}
.floating-cube {
  position: relative;
  width: 100px;
  height: 100px;
  transform-style: preserve-3d;
  animation: rotateCube 15s infinite linear;
}
@keyframes rotateCube {
  0% { transform: rotateX(0) rotateY(0) rotateZ(0); }
  100% { transform: rotateX(360deg) rotateY(360deg) rotateZ(360deg); }
}
.cube-face {
  position: absolute;
  width: 100px;
  height: 100px;
  background: rgba(10, 15, 29, 0.7);
  border: 1px solid var(--accent);
  box-shadow: 0 0 10px var(--accent-glow) inset;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: bold;
  color: var(--accent);
  backdrop-filter: blur(2px);
}
.front  { transform: translateZ(50px); }
.back   { transform: rotateY(180deg) translateZ(50px); }
.right  { transform: rotateY(90deg) translateZ(50px); }
.left   { transform: rotateY(-90deg) translateZ(50px); }
.top    { transform: rotateX(90deg) translateZ(50px); }
.bottom { transform: rotateX(-90deg) translateZ(50px); }

/* ABOUT SECTION */
.about-content {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 50px;
}
@media (max-width: 768px) {
  .about-content { display: block; }
}
.skills-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(140px, 200px));
  gap: 0 10px;
  padding: 0;
  margin: 20px 0 0 0;
  overflow: hidden;
  list-style: none;
}
.skills-list li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}
.skills-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 14px;
  line-height: 12px;
}
.about-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}
@media (max-width: 768px) { .about-image-wrapper { margin-top: 50px; } }
.about-image {
  position: relative;
  border-radius: 8px;
  background-color: var(--accent);
  transition: var(--transition);
}
.about-image img {
  width: 100%;
  border-radius: 8px;
  filter: grayscale(100%) contrast(1);
  mix-blend-mode: multiply;
  transition: var(--transition);
  display: block;
}
.about-image:hover { background-color: transparent; }
.about-image:hover img {
  filter: none;
  mix-blend-mode: normal;
}
.about-image::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  border: 2px solid var(--accent);
  top: 20px;
  left: 20px;
  z-index: -1;
  border-radius: 8px;
  transition: var(--transition);
}
.about-image:hover::after {
  top: 10px;
  left: 10px;
}

/* EXPERIENCE / CV */
.glass-panel {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 40px;
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.glass-panel:hover {
  border-color: rgba(0, 240, 255, 0.3);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px -10px rgba(0, 240, 255, 0.1);
}
.cv-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}
.cv-header h3 {
  color: var(--text-main);
  margin: 0;
  font-size: 24px;
}
.cv-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #27C93F;
}
.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #27C93F;
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(39, 201, 63, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(39, 201, 63, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(39, 201, 63, 0); }
}
.cv-actions {
  display: flex;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.cv-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
}
.cv-btn.primary {
  background-color: var(--accent);
  color: var(--bg-color);
  border: 1px solid var(--accent);
}
.cv-btn.primary:hover {
  background-color: transparent;
  color: var(--accent);
  box-shadow: 0 0 15px var(--accent-glow);
}
.cv-btn.secondary {
  background-color: rgba(255,255,255,0.05);
  color: var(--text-main);
  border: 1px solid rgba(255,255,255,0.1);
}
.cv-btn.secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background-color: rgba(0,240,255,0.05);
}

/* PROJECTS */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 50px;
}
.project-card {
  background: var(--bg-color-light);
  border-radius: 8px;
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.05);
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
  box-shadow: 0 10px 30px -10px rgba(0, 240, 255, 0.15);
}
.project-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(0,240,255,0.1) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition);
  border-radius: 8px;
  pointer-events: none;
}
.project-card:hover::before { opacity: 1; }
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.folder-icon svg { color: var(--accent); width: 40px; height: 40px; stroke-width: 1; }
.project-links { display: flex; gap: 10px; }
.project-links a { color: var(--text-muted); transition: var(--transition); }
.project-links a:hover { color: var(--accent); }
.project-links svg { width: 22px; height: 22px; }
.project-title { margin: 0 0 10px; color: var(--text-main); font-size: 20px; }
.project-title a { color: inherit; text-decoration: none; transition: var(--transition); }
.project-title a:hover { color: var(--accent); }
.project-desc { color: var(--text-muted); font-size: 15px; margin-bottom: 20px; flex-grow: 1; }
.project-tech-list { display: flex; flex-wrap: wrap; gap: 15px; padding: 0; margin: 0; list-style: none; }
.project-tech-list li { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); }

/* CONTACT */
.contact-section { text-align: center; max-width: 600px; padding: 150px 0; }
.contact-headline { font-size: clamp(40px, 5vw, 60px); color: var(--text-main); margin: 0 0 20px; }
.contact-subtext { margin-bottom: 50px; font-size: 18px; }
.btn-large { padding: 1.25rem 2.5rem; font-size: 16px; border-radius: 8px; }

/* FOOTER */
footer {
  padding: 30px; text-align: center;
  font-family: var(--font-mono); font-size: 13px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-content { color: var(--text-muted); display: flex; flex-direction: column; align-items: center; gap: 10px; margin: 0; }
.highlight { color: var(--accent); font-weight: bold; }
.footer-stats { display: flex; justify-content: center; gap: 20px; margin: 0; }
.stat { display: flex; align-items: center; gap: 5px; color: var(--text-muted); transition: var(--transition); }
.stat svg { color: var(--text-muted); transition: var(--transition); }
.stat:hover, .stat:hover svg { color: var(--accent-purple); }

/* ANIMATIONS & STATES */
.hidden-onload { opacity: 0; transform: translateY(30px); }
.scroll-reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.scroll-reveal.visible { opacity: 1; transform: translateY(0); }

.loading-pulse {
  display: flex; align-items: center; justify-content: center;
  gap: 15px; color: var(--text-muted); font-family: var(--font-mono);
  grid-column: 1 / -1; min-height: 200px;
}
.pulse-ring {
  width: 20px; height: 20px; border: 2px solid var(--accent); border-top-color: transparent;
  border-radius: 50%; animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }