:root {
  --bg: #0a0a0c;
  --bg-2: #111114;
  --bg-3: #18181d;
  --border: #1f1f26;
  --border-light: #2a2a35;
  --text: #e8e8f0;
  --text-muted: #7a7a90;
  --text-dim: #4a4a60;
  --accent: #418b5b;
  --accent-glow: rgba(65, 139, 91, 0.15);
  --accent-2: #c5b358;
  --green: #4ade80;
  --font-display: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
  --font-body: 'DM Sans', sans-serif;
  --radius: 8px;
  --radius-lg: 16px;
  --max-w: 1100px;
  --transition: 0.2s ease;
}

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

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

/* ============================================
   NAV
============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2.5rem;
  background: rgba(10, 10, 12, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.nav.scrolled {
  border-color: var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--accent);
}

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

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition);
}

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

.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--accent);
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  transition: background var(--transition) !important;
}

.nav-cta:hover {
  background: var(--accent-glow) !important;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.2rem;
  cursor: pointer;
}

/* ============================================
   HERO
============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 2.5rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 40%, transparent 100%);
}

.hero::after {
  content: '';
  position: absolute;
  top: 20%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(65, 139, 91, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.1s forwards;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(4rem, 12vw, 9rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.2s forwards;
}

.hero-title-accent {
  color: transparent;
  -webkit-text-stroke: 2px var(--accent);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.3s forwards;
}

.hero-sub em {
  color: var(--text);
  font-style: normal;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.6s ease 0.4s forwards;
}

.hero-status {
  position: absolute;
  bottom: 2.5rem;
  left: 2.5rem;
  right: 2.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  opacity: 0;
  animation: fadeUp 0.6s ease 0.5s forwards;
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* ============================================
   BUTTONS
============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #34754a;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(65, 139, 91, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-light);
}

.btn-ghost:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

/* ============================================
   SECTIONS
============================================ */

.section {
  padding: 7rem 2.5rem;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.section-sub {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 3.5rem;
}

/* ============================================
   ABOUT
============================================ */

.about {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  font-size: 0.97rem;
}

.about-text p strong {
  color: var(--text);
  font-weight: 500;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.stat-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.8rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color var(--transition);
}

.stat-card:hover {
  border-color: var(--accent);
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.5rem;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.03em;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ============================================
   PROJECTS
============================================ */

.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.project-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--transition), transform var(--transition);
}

.project-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.project-featured {
  border-color: var(--border-light);
  background: var(--bg-3);
}

.project-featured:hover {
  border-color: var(--accent);
}

.project-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.project-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  flex: 1;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.project-stack span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  color: var(--text-dim);
}

.project-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.project-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  transition: opacity var(--transition);
}

.project-link:hover {
  opacity: 0.7;
}

.project-link-ghost {
  color: var(--text-muted);
}

/* ============================================
   SKILLS
============================================ */

.skills {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.skill-group h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}

.skill-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.skill-group li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 1rem;
  position: relative;
  transition: color var(--transition);
}

.skill-group li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--text-dim);
  font-size: 0.75rem;
}

.skill-group li:hover {
  color: var(--text);
}

/* ============================================
   EXPERIENCE / TIMELINE
============================================ */

.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: 3.5rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2.35rem;
  top: 0.4rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
}

.timeline-content {
  padding-left: 1rem;
}

.timeline-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.3rem;
  flex-wrap: wrap;
}

.timeline-header h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  white-space: nowrap;
}

.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

.timeline-content ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline-content li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 1rem;
  position: relative;
}

.timeline-content li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--text-dim);
}

/* ============================================
   TEAM GRID
============================================ */

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.member-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition);
}

.member-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.member-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-light);
  margin: 0 auto 1.2rem;
  display: block;
}

.member-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.member-role {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ============================================
   CONTACT
============================================ */

.contact-sub {
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 3rem;
  font-size: 1rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

/* Form */
.contact-form-wrap {
  width: 100%;
}

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

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

.contact-form input,
.contact-form textarea {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
  resize: vertical;
}

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

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}

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

.form-status {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  text-align: center;
  min-height: 1.2rem;
}

/* Contact details */
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: 0.5rem;
}

.contact-detail-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
}

.contact-detail-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.contact-detail-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-detail-value {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
  word-break: break-all;
}

.contact-detail-value:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* ============================================
   FOOTER
============================================ */

.footer {
  padding: 2rem 2.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* ============================================
   ANIMATIONS
============================================ */

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   RESPONSIVE
============================================ */

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 640px) {
  .nav {
    padding: 1rem 1.2rem;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    align-items: flex-start;
    z-index: 99;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 7rem 1.2rem 4rem;
  }

  .hero-title {
    font-size: clamp(3rem, 18vw, 6rem);
  }

  .hero-sub {
    font-size: 0.95rem;
  }

  .section {
    padding: 5rem 1.2rem;
  }

  .section-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

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

  .about-stats {
    grid-template-columns: 1fr 1fr;
  }

  .hero-status {
    left: 1.2rem;
    right: 1.2rem;
    font-size: 0.68rem;
  }

  .break-desktop {
    display: none;
  }

  .project-card {
    padding: 1.5rem;
  }

  .timeline {
    padding-left: 1.5rem;
  }

  .timeline-dot {
    left: -1.85rem;
  }

  .timeline-header {
    flex-direction: column;
    gap: 0.2rem;
  }

  .stat-card {
    padding: 1.2rem 1rem;
  }

  .stat-num {
    font-size: 2rem;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

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