:root {
  --bg: #0e1117;
  --bg-dark: #0b0e14;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --accent: #22c55e;
  --accent-dark: #16a34a;
  --telegram: #26a5e4;
  --whatsapp: #25d366;
  --unknown: #ef4444;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
  overflow-x: hidden;
}

/* LOADER */
#loader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

#loader.hide {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.loader-box {
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: 13px;
}

.loader-bar {
  height: 2px;
  background: var(--accent);
  width: 0;
  animation: load 1s ease-out forwards;
  margin-bottom: 10px;
  border-radius: 1px;
}

@keyframes load {
  to { width: 120px; }
}

/* RAIN */
#matrix {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.08;
  pointer-events: none;
}

/* PORTFOLIO BANNER */
.portfolio-banner {
  background: rgba(34, 197, 94, 0.1);
  padding: 8px 0;
  text-align: center;
  border-bottom: 1px solid rgba(34, 197, 94, 0.2);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--accent);
  margin-top: 60px;
}

.portfolio-banner i {
  margin-right: 8px;
}

/* HEADER */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(14, 17, 23, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(31, 41, 55, 0.3);
  z-index: 100;
  padding: 0;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 15px;
}

.header-inner {
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
}

.logo span:first-child {
  color: var(--accent);
}

.portfolio-badge {
  font-size: 0.7rem;
  background: var(--accent);
  color: var(--bg);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 10px;
  font-weight: 600;
}

/* NAVIGATION */
.nav {
  display: flex;
  gap: 15px;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
  padding: 5px 0;
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.nav a i {
  font-size: 0.9rem;
  width: 16px;
}

.nav a span {
  display: inline-block;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.2s;
}

.nav a:hover::after {
  width: 100%;
}

/* MOBILE MENU */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 3px;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  width: 20px;
  height: 1.5px;
  background: var(--text);
  transition: 0.2s;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

/* HERO */
.hero {
  padding: 40px 0 50px;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  padding-right: 20px;
}

.status {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: 0.8rem;
  margin-bottom: 15px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  background: rgba(34, 197, 94, 0.1);
  border-radius: 12px;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.hero-title {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 15px;
  color: var(--text);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 25px;
  max-width: 400px;
}

/* CONTACT BUTTONS */
.contact-buttons {
  display: flex;
  gap: 10px;
  margin-top: 25px;
}

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
  border: none;
}

.contact-btn.telegram {
  background: var(--telegram);
  color: white;
}

.contact-btn.whatsapp {
  background: var(--whatsapp);
  color: white;
}

.contact-btn:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

/* HERO PHOTO */
.hero-photo {
  display: flex;
  justify-content: center;
}

.photo-frame {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  padding: 6px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  animation: pulse 4s ease-in-out infinite;
}

.photo-frame img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--bg);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

/* QUOTE STRIP */
.quote-strip {
  background: rgba(34, 197, 94, 0.05);
  padding: 15px 0;
  border-top: 1px solid rgba(34, 197, 94, 0.1);
  border-bottom: 1px solid rgba(34, 197, 94, 0.1);
}

.quote-strip p {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.quote-strip i {
  color: var(--accent);
  font-size: 0.8rem;
}

.quote-author {
  font-size: 0.8rem;
  color: var(--accent);
  margin-left: 10px;
}

/* SECTIONS */
.section {
  padding: 60px 0;
}

.section.bg-dark {
  background: var(--bg-dark);
}

/* SECTION HEADINGS */
h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 25px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

h2 span {
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
}

h2 i {
  font-size: 1.2rem;
  color: var(--accent);
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

/* ABOUT */
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: start;
}

.typing-area {
  min-height: 150px;
}

#typing-text {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  line-height: 1.6;
  font-size: 0.9rem;
  white-space: pre-wrap;
}

#typing-text::after {
  content: '▌';
  color: var(--accent);
  animation: blink 1s infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.stat-item {
  text-align: center;
  padding: 15px;
  background: rgba(34, 197, 94, 0.05);
  border-radius: 10px;
  border: 1px solid rgba(34, 197, 94, 0.1);
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 5px;
  font-family: 'JetBrains Mono', monospace;
}

.stat-label {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
}

.skill-card {
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.2s;
  text-align: center;
}

.skill-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.skill-card i {
  font-size: 1.8rem;
  color: var(--accent);
  margin-bottom: 10px;
}

.skill-card h3 {
  margin-bottom: 5px;
}

.skill-card p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* EDUCATION */
.education-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.edu-item {
  padding: 15px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.edu-item h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0;
}

.edu-item i {
  color: var(--accent);
  font-size: 0.9rem;
}

.edu-status {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  background: rgba(34, 197, 94, 0.1);
  color: var(--accent);
}

.edu-status.ongoing {
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
}

/* QUALIFICATIONS */
.qualifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 15px;
}

.qualification-card {
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s;
  text-align: center;
}

.qualification-card:hover {
  transform: translateY(-3px);
}

.qualification-card.unknown {
  border-color: var(--unknown);
  opacity: 0.8;
}

.qualification-card.unknown:hover {
  border-color: var(--unknown);
}

.qualification-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 15px;
}

.qualification-card.unknown .qualification-icon {
  color: var(--unknown);
}

.qualification-card h3 {
  margin-bottom: 8px;
}

.qualification-card p {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.qualification-card.unknown p {
  color: var(--unknown);
}

/* SETUP */
.setup-content {
  text-align: center;
}

.setup-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.setup-image {
  max-width: 500px;
  margin: 0 auto;
}

.setup-image img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* CONTACT */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 15px;
}

.contact-item {
  padding: 15px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  gap: 15px;
  transition: transform 0.2s;
}

.contact-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--accent);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(34, 197, 94, 0.1);
  border-radius: 8px;
}

.contact-item h3 {
  margin-bottom: 5px;
  font-size: 0.95rem;
}

.contact-item a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

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

/* FOOTER */
.footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 30px 0 20px;
}

.footer-content {
  text-align: center;
}

.footer-content p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.footer-tag {
  color: var(--accent);
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .header-inner {
    height: 55px;
  }
  
  .portfolio-banner {
    margin-top: 55px;
    font-size: 0.8rem;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    top: 55px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 15px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 99;
  }
  
  .nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav a {
    padding: 10px;
    justify-content: center;
  }
  
  .hero {
    padding: 30px 0 40px;
    min-height: auto;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }
  
  .hero-content {
    padding-right: 0;
  }
  
  .hero-desc {
    margin: 0 auto 20px;
  }
  
  .contact-buttons {
    justify-content: center;
  }
  
  .photo-frame {
    width: 180px;
    height: 180px;
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .skills-grid,
  .qualifications-grid,
  .contact-info {
    grid-template-columns: 1fr;
  }
  
  .setup-image {
    max-width: 100%;
  }
  
  .nav a span {
    display: inline;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  
  .hero-title {
    font-size: 1.8rem;
  }
  
  .contact-btn {
    padding: 8px 15px;
    font-size: 0.85rem;
  }
  
  .photo-frame {
    width: 150px;
    height: 150px;
  }
  
  .quote-strip p {
    flex-direction: column;
    gap: 5px;
  }
  
  .quote-author {
    margin-left: 0;
  }
  
  h2 i {
    display: none;
  }
  
  .nav a span {
    display: none;
  }
  
  .nav a i {
    font-size: 1.1rem;
    width: auto;
  }
}