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

/* ===== Design Tokens (from Lovable source) ===== */
:root {
  --radius: 0.75rem;
  --background: oklch(0.16 0.02 250);
  --foreground: oklch(0.96 0.01 250);
  --card: oklch(0.19 0.02 250);
  --card-foreground: oklch(0.96 0.01 250);
  --muted: oklch(0.24 0.02 250);
  --muted-foreground: oklch(0.72 0.02 250);
  --primary: oklch(0.82 0.17 165);
  --primary-foreground: oklch(0.16 0.02 250);
  --accent: oklch(0.72 0.15 220);
  --accent-foreground: oklch(0.16 0.02 250);
  --border: oklch(0.28 0.02 250);
  --ring: oklch(0.82 0.17 165);

  --glow-primary: 0 0 24px oklch(0.82 0.17 165 / 0.35);
  --glow-soft: 0 0 60px oklch(0.82 0.17 165 / 0.15);
  --gradient-hero: radial-gradient(ellipse at top, oklch(0.24 0.05 200 / 0.6), transparent 60%);

  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --max-width: 72rem;
}

/* ===== Base ===== */
html { scroll-behavior: smooth; }

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, oklch(0.28 0.06 200 / 0.35), transparent),
    linear-gradient(oklch(1 0 0 / 0.015) 1px, transparent 1px),
    linear-gradient(90deg, oklch(1 0 0 / 0.015) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
}

::selection { background: oklch(0.82 0.17 165 / 0.3); }

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: oklch(0.90 0.14 165); }

img { max-width: 100%; display: block; }

/* ===== Utilities ===== */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 48rem; }
.text-primary { color: var(--primary); }
.text-muted { color: var(--muted-foreground); }
.opacity-60 { opacity: 0.6; }

.icon { width: 1rem; height: 1rem; display: inline-block; vertical-align: middle; }

/* ===== NAV ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid oklch(0.28 0.02 250 / 0.6);
  background: oklch(0.16 0.02 250 / 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--foreground);
}

.nav-logo-dollar { color: var(--primary); }
.nav-logo-name { font-weight: 600; }
.nav-logo-cursor { color: var(--primary); animation: blink 1.2s infinite; }

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

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--foreground); }

.nav-cv {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  border: 1px solid oklch(0.82 0.17 165 / 0.4);
  background: oklch(0.82 0.17 165 / 0.1);
  padding: 0.375rem 0.75rem;
  border-radius: 0.375rem;
  box-shadow: var(--glow-primary);
  transition: background 0.2s;
}
.nav-cv:hover { background: oklch(0.82 0.17 165 / 0.2); color: var(--primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--foreground);
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-gradient {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.5rem 5rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-avatar {
  position: relative;
  width: 14rem;
  height: 14rem;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--glow-primary);
  flex-shrink: 0;
}

.hero-avatar::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, oklch(0.82 0.17 165 / 0.6), oklch(0.72 0.15 220 / 0.2) 40%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
}

.hero-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-file {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.hero-dot {
  color: var(--primary);
  margin-left: 0.125rem;
  text-shadow: 0 0 24px oklch(0.82 0.17 165 / 0.4);
}

.hero-subtitle {
  margin-top: 0.75rem;
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 400;
  color: var(--muted-foreground);
}

.hero-description {
  margin-top: 1.5rem;
  max-width: 40rem;
  color: var(--muted-foreground);
  font-size: 1rem;
}

.mono-highlight {
  font-family: var(--font-mono);
  color: var(--foreground);
}

.hero-actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: var(--primary-foreground);
  font-weight: 600;
  padding: 0.75rem 1.25rem;
  border-radius: 0.5rem;
  box-shadow: var(--glow-primary);
  transition: filter 0.2s, transform 0.2s;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
}
.btn-primary:hover { filter: brightness(1.1); transform: translateY(-1px); color: var(--primary-foreground); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--foreground);
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  transition: border-color 0.2s, transform 0.2s;
}
.btn-outline:hover { border-color: oklch(0.82 0.17 165 / 0.6); transform: translateY(-1px); color: var(--foreground); }

.hero-terminal {
  margin-top: 2rem;
  max-width: 36rem;
  border: 1px solid var(--border);
  background: oklch(0.19 0.02 250 / 0.6);
  border-radius: 0.5rem;
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.terminal-dots {
  display: flex;
  gap: 6px;
  margin-bottom: 0.75rem;
}
.dot-red { width: 10px; height: 10px; border-radius: 50%; background: oklch(0.6 0.2 25 / 0.7); }
.dot-yellow { width: 10px; height: 10px; border-radius: 50%; background: oklch(0.8 0.15 85 / 0.7); }
.dot-green { width: 10px; height: 10px; border-radius: 50%; background: oklch(0.82 0.17 165 / 0.7); }

.terminal-line { margin-bottom: 0.25rem; }
.terminal-output { color: var(--foreground); }

/* ===== SECTIONS ===== */
.section {
  padding: 5rem 0;
  border-top: 1px solid oklch(0.28 0.02 250 / 0.6);
}

.section-contact { text-align: center; }

.section-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
}

.section-title {
  margin-top: 0.5rem;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
}

.section-desc {
  margin-top: 0.75rem;
  max-width: 40rem;
  color: var(--muted-foreground);
}

/* ===== ABOUT ===== */
.about-grid {
  margin-top: 2rem;
  display: grid;
  gap: 2rem;
  grid-template-columns: 2fr 1fr;
}

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

.stack-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

.stack-title {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.stack-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.stack-label { color: var(--muted-foreground); }

/* ===== SERVICES ===== */
.services-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.service-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-primary);
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--foreground);
}

.service-card > p {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.service-deliverables {
  list-style: none;
  padding: 0;
}

.service-deliverables li {
  font-size: 0.8rem;
  color: var(--primary);
  font-family: var(--font-mono);
  padding: 0.3rem 0;
  border-top: 1px solid oklch(0.28 0.02 250 / 0.5);
}

.service-deliverables li::before {
  content: "→ ";
  opacity: 0.6;
}

/* ===== PROJECTS ===== */
.projects-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, oklch(0.82 0.17 165 / 0.6), oklch(0.72 0.15 220 / 0.2) 40%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-primary);
}
.project-card:hover::before { opacity: 1; }

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.project-card-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.3;
}

.project-card-header h3 a { color: var(--foreground); }
.project-card-header h3 a:hover { color: var(--primary); }

.project-card-arrow {
  width: 1rem;
  height: 1rem;
  color: var(--muted-foreground);
  flex-shrink: 0;
  transition: color 0.2s;
}
.project-card:hover .project-card-arrow { color: var(--primary); }

.project-card p {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

.project-tags {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.project-tags span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  border: 1px solid var(--border);
  background: oklch(0.16 0.02 250 / 0.6);
  color: oklch(0.82 0.17 165 / 0.9);
  padding: 0.2rem 0.5rem;
  border-radius: 0.375rem;
}

.project-link {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--primary);
}
.project-link:hover { text-decoration: underline; }

.project-result {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--primary);
  background: oklch(0.82 0.17 165 / 0.08);
  border-left: 2px solid var(--primary);
  padding: 0.4rem 0.75rem;
  border-radius: 0 0.25rem 0.25rem 0;
}

/* ===== FREELANCE ===== */
.freelance-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
}

.skill-pills {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-pills li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  border: 1px solid oklch(0.82 0.17 165 / 0.3);
  background: oklch(0.82 0.17 165 / 0.05);
  color: var(--primary);
  padding: 0.25rem 0.625rem;
  border-radius: 0.375rem;
}

.freelance-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.freelance-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.freelance-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, oklch(0.82 0.17 165 / 0.6), oklch(0.72 0.15 220 / 0.2) 40%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.freelance-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glow-primary);
}
.freelance-card:hover::before { opacity: 1; }

.freelance-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
}

.freelance-card-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.freelance-card-header h3 a { color: var(--foreground); }
.freelance-card-header h3 a:hover { color: var(--primary); }

.freelance-badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  border: 1px solid oklch(0.82 0.17 165 / 0.4);
  background: oklch(0.82 0.17 165 / 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  white-space: nowrap;
}

.freelance-card p {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* ===== EXPERIENCE ===== */
.experience-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.btn-cv-download {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  border: 1px solid oklch(0.82 0.17 165 / 0.4);
  background: oklch(0.82 0.17 165 / 0.1);
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background 0.2s;
}
.btn-cv-download:hover { background: oklch(0.82 0.17 165 / 0.2); color: var(--primary); }

.timeline {
  position: relative;
  list-style: none;
  margin-top: 2.5rem;
  padding-left: 1.5rem;
  border-left: 1px solid var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1.5rem - 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: var(--glow-primary);
}

.timeline-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
}

.timeline-header h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.timeline-company { color: var(--muted-foreground); font-weight: 400; }

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.timeline-item > p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

.education-card {
  margin-top: 3rem;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

.education-card h3 {
  margin-top: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

/* ===== FAQ ===== */
.faq-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
  max-width: 48rem;
}

.faq-item {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 0.75rem;
  padding: 0;
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item[open] {
  border-color: oklch(0.82 0.17 165 / 0.4);
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover { color: var(--primary); }

.faq-item > p {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9rem;
  color: var(--muted-foreground);
  line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact-form {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: grid;
  gap: 0.375rem;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  padding: 0.5rem 0.75rem;
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.btn-submit { margin-top: 0.5rem; justify-content: center; }

.contact-alt {
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid oklch(0.28 0.02 250 / 0.6);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}
.footer-links a:hover { color: var(--primary); }

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

  .nav-links.nav-open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem;
    background: oklch(0.16 0.02 250 / 0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
  }

  .hero-container {
    grid-template-columns: 1fr;
    padding-top: 3rem;
    text-align: center;
  }

  .hero-avatar {
    width: 11rem;
    height: 11rem;
    margin: 0 auto;
  }

  .hero-actions { justify-content: center; }
  .hero-terminal { margin: 2rem auto 0; }

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

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

  .freelance-header { flex-direction: column; align-items: flex-start; }

  .experience-header { flex-direction: column; align-items: flex-start; }

  .form-row { grid-template-columns: 1fr; }

  .footer-content { flex-direction: column; text-align: center; }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.project-card:nth-child(1) .animate-in, .project-card.animate-in:nth-child(1) { transition-delay: 0.05s; }
.project-card:nth-child(2) .animate-in, .project-card.animate-in:nth-child(2) { transition-delay: 0.1s; }
.project-card:nth-child(3) .animate-in, .project-card.animate-in:nth-child(3) { transition-delay: 0.15s; }
.project-card:nth-child(4) .animate-in, .project-card.animate-in:nth-child(4) { transition-delay: 0.2s; }
.project-card:nth-child(5) .animate-in, .project-card.animate-in:nth-child(5) { transition-delay: 0.25s; }
.project-card:nth-child(6) .animate-in, .project-card.animate-in:nth-child(6) { transition-delay: 0.3s; }

/* Active nav link */
.nav-links a.active {
  color: var(--foreground);
}