/* ===========================
   ROOT & RESET
=========================== */
:root {
  --bg: #000000;
  --bg-2: #111118;
  --bg-card: #16161f;
  --border: rgba(255, 255, 255, 0.07);
  --text: #e8e8f0;
  --text-muted: #7a7a90;
  --accent: #7c3aed;
  --accent-2: #3b82f6;
  --accent-glow: rgba(124, 58, 237, 0.3);
  --gradient: linear-gradient(135deg, #7c3aed, #3b82f6);
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.7;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

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

/* ===========================
   UTILITIES
=========================== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section { padding: 100px 0; }
.section-dark { background: var(--bg-2); }

.section-tag {
  font-family: 'Fira Code', monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 3px;
  margin-bottom: 1rem;
  text-align: center;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-title.centered { text-align: center; }

.section-subtitle {
  color: var(--text-muted);
  text-align: center;
  max-width: 500px;
  margin: 0 auto 3.5rem;
  font-size: 1.05rem;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight {
  color: var(--accent);
  font-weight: 600;
}

.dot { color: var(--accent); }

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.full-width { width: 100%; justify-content: center; }

/* ===========================
   NAVBAR
=========================== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition);
}

#navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  font-family: 'Fira Code', monospace;
  transition: var(--transition);
}

.nav-logo:hover { opacity: 0.8; }

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: var(--transition);
  border-radius: 2px;
}

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

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

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

/* ===========================
   MOBILE MENU
=========================== */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-menu a {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.mobile-menu a:hover { color: var(--text); }

/* ===========================
   HERO
=========================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 2rem 60px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: float 8s ease-in-out infinite;
}

.blob-1 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.blob-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-2);
  bottom: -100px;
  left: -100px;
  animation-delay: 2s;
}

.blob-3 {
  width: 300px;
  height: 300px;
  background: #ec4899;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 4s;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
  text-align: center;
}

.hero-greeting {
  font-family: 'Fira Code', monospace;
  color: var(--accent);
  font-size: 1rem;
  margin-bottom: 0.8rem;
  letter-spacing: 1px;
}

.hero-name {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 1.2rem;
  letter-spacing: -2px;
}

.hero-typed {
  font-family: 'Fira Code', monospace;
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}

.cursor {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}

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

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 2px;
  font-family: 'Fira Code', monospace;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollAnim 2s ease-in-out 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; }
}

/* ===========================
   ABOUT
=========================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 5rem;
  align-items: center;
  margin-top: 3rem;
}

.about-img-wrap {
  display: flex;
  justify-content: center;
}

.about-img-frame {
  position: relative;
  width: 300px;
  height: 350px;
}

.about-img-frame img,
.img-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius);
}

.img-placeholder {
  display: none;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: var(--radius);
  font-size: 5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.img-border {
  position: absolute;
  inset: -12px;
  border-radius: calc(var(--radius) + 8px);
  border: 2px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
              var(--gradient) border-box;
  z-index: -1;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.about-text strong { color: var(--text); }

.about-stats {
  display: flex;
  gap: 2rem;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat { text-align: center; }

.stat-number {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.2rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'Fira Code', monospace;
}

/* ===========================
   SKILLS
=========================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  margin-top: 1rem;
}

@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 600px) {
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}

.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition);
}

.skill-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--accent-glow);
}

.skill-card:hover::before { opacity: 0.04; }

.skill-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.skill-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
}

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

.skill-tags li {
  font-size: 0.8rem;
  padding: 0.3rem 0.8rem;
  background: rgba(124, 58, 237, 0.1);
  border: 1px solid rgba(124, 58, 237, 0.2);
  border-radius: 50px;
  color: var(--text-muted);
  font-family: 'Fira Code', monospace;
  transition: var(--transition);
}

.skill-tags li:hover {
  background: rgba(124, 58, 237, 0.2);
  color: var(--text);
}

/* ===========================
   PROJECTS
=========================== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 1rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.project-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.project-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(124,58,237,0.2), rgba(59,130,246,0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  transition: var(--transition);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  opacity: 0;
  transition: var(--transition);
  backdrop-filter: blur(4px);
}

.project-card:hover .project-overlay { opacity: 1; }
.project-card:hover .project-placeholder { transform: scale(1.05); }

.project-link {
  padding: 0.6rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition);
}

.project-link:hover {
  background: var(--gradient);
  border-color: transparent;
}

.project-info { padding: 1.5rem; }

.project-tags {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
}

.project-tags span {
  font-size: 0.75rem;
  padding: 0.2rem 0.7rem;
  background: rgba(124, 58, 237, 0.15);
  border-radius: 50px;
  color: var(--accent);
  font-family: 'Fira Code', monospace;
}

.project-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.project-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===========================
   TIMELINE
=========================== */
.timeline {
  position: relative;
  max-width: 750px;
  margin: 3rem auto 0;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  padding-left: 2.5rem;
  margin-bottom: 3rem;
}

.timeline-dot {
  position: absolute;
  left: -2.55rem;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gradient);
  box-shadow: 0 0 20px var(--accent-glow);
}

.timeline-date {
  font-family: 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.timeline-content {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: rgba(124, 58, 237, 0.3);
}

.timeline-badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.8rem;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 50px;
  color: var(--accent);
  font-family: 'Fira Code', monospace;
  margin-bottom: 0.8rem;
}

.timeline-badge.available {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
  color: #10b981;
}

.timeline-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
}

.timeline-content h4 {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 400;
  margin-bottom: 0.8rem;
}

.timeline-content p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

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

.timeline-skills li {
  font-size: 0.78rem;
  padding: 0.2rem 0.7rem;
  background: rgba(255,255,255,0.05);
  border-radius: 50px;
  color: var(--text-muted);
  font-family: 'Fira Code', monospace;
}

/* ===========================
   CONTACT
=========================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
  margin-top: 3rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
  font-family: 'Fira Code', monospace;
}

.contact-item a, .contact-item p {
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
}

.contact-item a:hover { color: var(--accent); }

.contact-form { display: flex; flex-direction: column; gap: 1rem; }

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition);
  resize: none;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-success {
  display: none;
  text-align: center;
  color: #10b981;
  font-size: 0.9rem;
  padding: 0.5rem;
}

/* ===========================
   FOOTER
=========================== */
footer {
  padding: 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-sub {
  font-size: 0.8rem !important;
  margin-top: 0.3rem;
}

.footer-sub a:hover { color: var(--accent); }

/* ===========================
   REVEAL ANIMATIONS
=========================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .about-img-frame {
    width: 220px;
    height: 260px;
    margin: 0 auto;
  }

  .about-stats { justify-content: center; }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-btns { flex-direction: column; align-items: center; }

  .section { padding: 70px 0; }

  .timeline { padding-left: 1rem; }

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

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