@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg: #0a0a0b;
  --bg-alt: #131316;
  --text: #f2f2f0;
  --text-muted: #8b8b92;
  --accent: #5b6cff;
  --border: #1f1f24;
  --radius: 4px;
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body { overflow-x: hidden; max-width: 100%; }

section[id] { scroll-margin-top: 76px; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: var(--bg);
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

body::before,
body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.28;
  z-index: -1;
  pointer-events: none;
}

body::before {
  width: 440px;
  height: 440px;
  background: var(--accent);
  top: -140px;
  left: -120px;
  animation: drift-a 20s ease-in-out infinite;
}

body::after {
  width: 380px;
  height: 380px;
  background: var(--accent);
  bottom: -160px;
  right: -100px;
  opacity: 0.2;
  animation: drift-b 24s ease-in-out infinite;
}

@keyframes drift-a {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(70px, 90px); }
}

@keyframes drift-b {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-60px, -70px); }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent);
  z-index: 200;
  transition: width 0.1s ease-out;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

a { color: var(--text); text-decoration: none; }

h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  line-height: 1.1;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }

/* Header */
.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 32px;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.nav { display: flex; gap: 36px; }

.nav a {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding-bottom: 2px;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.3rem;
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
}

#hero-canvas {
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.3;
}

@media (max-width: 900px) {
  #hero-canvas { display: none; }
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.hero-text { max-width: 560px; flex: 1 1 420px; }

.eyebrow {
  color: var(--accent);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  margin: 0 0 20px;
}

.hero-text h1 {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  font-weight: 700;
  margin-bottom: 20px;
}

.tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0 0 24px;
  font-weight: 500;
}

.hero-desc {
  color: var(--text-muted);
  max-width: 520px;
  font-size: 1rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.hero-image { display: none; }

.mini-stats {
  display: flex;
  gap: 40px;
  margin-top: 56px;
  flex-wrap: wrap;
}

.mini-stats div { display: flex; flex-direction: column; }

.mini-stats strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  color: var(--text);
}

.mini-stats span {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* Hero visual: browser mockup + floating badges */
.hero-visual {
  position: relative;
  z-index: 1;
  margin-top: 56px;
  max-width: 480px;
}

.browser-mock {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  border-radius: 10px;
  overflow: hidden;
}

.browser-bar {
  display: flex;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.browser-bar span {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border);
}

.browser-body { padding: 28px; }

.chart-label {
  margin: 0 0 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.chart-label span { color: var(--accent); font-weight: 600; }

.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 120px;
}

.chart-bars i {
  flex: 1;
  height: var(--h);
  background: linear-gradient(180deg, var(--accent), transparent);
  border-radius: 2px;
  animation: grow-bar 1.2s ease both;
}

@keyframes grow-bar {
  from { transform: scaleY(0); transform-origin: bottom; }
  to { transform: scaleY(1); transform-origin: bottom; }
}

.floating-badge {
  position: absolute;
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 0.78rem;
  color: var(--text);
  z-index: 2;
  animation: float 4s ease-in-out infinite;
  white-space: nowrap;
}

.badge-a { top: -18px; left: 12px; animation-delay: 0s; }
.badge-b { bottom: 18px; right: -14px; animation-delay: 1.2s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@media (max-width: 900px) {
  .hero-visual { max-width: 100%; }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
}

.btn-primary:hover { background: var(--accent); color: var(--text); }

.btn-outline {
  color: var(--text-muted);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

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

/* Sections */
section { padding: 96px 0; }

.container.reveal { padding-top: 96px; padding-bottom: 96px; }
section.reveal { padding: 0; }

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 40px;
}

.see-all { font-weight: 600; font-size: 0.9rem; color: var(--text-muted); }
.see-all:hover { color: var(--text); }

/* Skills */
.skills h2, .featured h2, .services h2, .process h2, .testimonials h2 { margin-bottom: 40px; }

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.skill-card {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

.skill-card:hover { color: var(--text); border-color: var(--text-muted); }

/* Marquee */
.marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  padding: 28px 0;
}

.marquee-wrap-alt { margin-top: -96px; }

.marquee { width: 100%; overflow: hidden; }

.marquee-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
  white-space: nowrap;
}

.marquee-track span {
  color: var(--text-muted);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
}

.skill-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 18px;
  font-family: 'Inter', sans-serif !important;
  font-size: 0.85rem !important;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Stats bar */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.stat-tile {
  background: var(--bg);
  padding: 40px 28px;
  text-align: center;
}

.stat-tile strong {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  color: var(--accent);
}

.stat-tile span {
  display: block;
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Services accordion */
.services-list { border-top: 1px solid var(--border); }

.service-item { border-bottom: 1px solid var(--border); }

.service-head {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 0;
  cursor: pointer;
}

.service-num {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.service-head h3 { flex: 1; margin: 0; font-size: 1.25rem; }

.service-toggle {
  font-size: 1.4rem;
  color: var(--text-muted);
  transition: transform 0.25s ease;
}

.service-item.active .service-toggle { transform: rotate(45deg); color: var(--accent); }
.service-item.active .service-num,
.service-item.active h3 { color: var(--accent); }

.service-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.service-item.active .service-body { max-height: 200px; padding-bottom: 28px; }

.service-body p {
  margin: 0;
  color: var(--text-muted);
  max-width: 680px;
  padding-left: 44px;
}

/* Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
}

.process-step { border-top: 2px solid var(--border); padding-top: 20px; }

.process-num {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--accent);
  font-size: 0.85rem;
}

.process-step h3 { font-size: 1.05rem; margin: 10px 0 8px; }
.process-step p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }

/* Testimonials */
.testimonial-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 4px;
}

.testimonial-track::-webkit-scrollbar { display: none; }

.testimonial-card {
  scroll-snap-align: start;
  flex: 0 0 min(420px, 85%);
  border: 1px solid var(--border);
  padding: 28px;
}

.testimonial-card p {
  color: var(--text);
  font-size: 1.02rem;
  margin: 0 0 20px;
}

.testimonial-author { color: var(--text-muted); font-size: 0.85rem; }

.testimonial-nav { display: flex; gap: 12px; margin-top: 24px; }

.testimonial-nav button {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  cursor: pointer;
  font-size: 1rem;
}

.testimonial-nav button:hover { border-color: var(--text); }

/* Projects */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.project-card {
  background: var(--bg);
  padding: 32px;
  transition: background 0.2s ease;
}

.project-card:hover { background: var(--bg-alt); }

.project-thumb {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.project-card h3 { margin-bottom: 10px; font-size: 1.15rem; }
.project-card p { color: var(--text-muted); font-size: 0.94rem; margin: 0; }

.tags { display: flex; gap: 8px; margin-top: 18px; flex-wrap: wrap; }

.tag {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.76rem;
  color: var(--text-muted);
}

/* Page header */
.page-header { padding: 72px 0 32px; }
.page-header h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); }
.page-header p { color: var(--text-muted); max-width: 520px; }

/* About */
.about-grid {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.about-image { flex: 0 0 220px; }

.avatar-placeholder {
  width: 220px;
  height: 280px;
  border: 1px solid var(--border);
  display: block;
  object-fit: cover;
  object-position: center 20%;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.about-text { flex: 1 1 480px; color: var(--text-muted); max-width: 640px; }
.about-text h2 { color: var(--text); margin-top: 48px; margin-bottom: 24px; }

.timeline { list-style: none; padding: 0; margin: 0; }

.timeline li {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}

.timeline li:last-child { border-bottom: 1px solid var(--border); }

.timeline strong {
  color: var(--text);
  display: block;
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-date {
  font-size: 0.82rem;
  color: var(--accent);
  display: block;
  margin-bottom: 10px;
}

.timeline p { margin: 0; font-size: 0.94rem; }

/* Results */
.section-sub { color: var(--text-muted); margin-top: -20px; margin-bottom: 40px; max-width: 560px; }

.seo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.seo-card {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 24px;
}

.seo-card h3 {
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.seo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.seo-table th {
  text-align: left;
  background: var(--accent);
  color: #fff;
  padding: 10px 12px;
  font-weight: 600;
  font-size: 0.8rem;
}

.seo-table th:last-child,
.seo-table td:last-child { text-align: right; width: 90px; }

.seo-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}

.seo-table tr:last-child td { border-bottom: none; }

.seo-table td.rank { color: var(--text); font-weight: 600; }
.seo-table td.rank-1 { color: var(--accent); }

/* Contact */
.contact-grid { display: flex; gap: 64px; flex-wrap: wrap; }
.contact-info { flex: 1 1 220px; color: var(--text-muted); font-size: 0.95rem; }
.contact-info p { margin: 0 0 14px; }
.contact-form { flex: 2 1 380px; display: flex; flex-direction: column; }

.contact-form label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-top: 20px;
}

.contact-form input,
.contact-form textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  padding: 10px 0;
  color: var(--text);
  font-family: inherit;
  font-size: 1rem;
  margin-top: 8px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--text);
}

.contact-form button { margin-top: 32px; align-self: flex-start; }

.alert {
  padding: 14px 18px;
  border: 1px solid var(--border);
  margin-bottom: 16px;
  font-size: 0.92rem;
}

.alert-success { color: var(--accent); }
.alert-error { color: #ff8080; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 40px;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.social-links { display: flex; gap: 24px; }
.social-links a { color: var(--text-muted); font-size: 0.85rem; }
.social-links a:hover { color: var(--text); }

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.in-view { opacity: 1; transform: translateY(0); }

.stagger-item {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.in-view .stagger-item { opacity: 1; transform: translateY(0); }

.stagger-item:nth-child(1) { transition-delay: 0s; }
.stagger-item:nth-child(2) { transition-delay: 0.08s; }
.stagger-item:nth-child(3) { transition-delay: 0.16s; }
.stagger-item:nth-child(4) { transition-delay: 0.24s; }
.stagger-item:nth-child(5) { transition-delay: 0.32s; }
.stagger-item:nth-child(6) { transition-delay: 0.4s; }
.stagger-item:nth-child(7) { transition-delay: 0.48s; }
.stagger-item:nth-child(n+8) { transition-delay: 0.56s; }

/* 3D tilt cards */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out, box-shadow 0.15s ease-out;
  will-change: transform;
}

.tilt-card:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  z-index: 1;
}

/* Responsive */
@media (max-width: 720px) {
  .nav { display: none; }
  .nav-toggle { display: block; }
  .nav-wrap { position: relative; }
  .nav-wrap.open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 20px 32px;
    gap: 18px;
  }
  section { padding: 64px 0; }
  .container.reveal { padding-top: 64px; padding-bottom: 64px; }
  .about-grid, .contact-grid { gap: 32px; }
  .hero { min-height: auto; padding: 64px 0; }
  .mini-stats { gap: 24px; margin-top: 40px; }
  .badge-a { top: -14px; left: 8px; }
  .badge-b { bottom: 14px; right: 8px; }
  .service-head { gap: 14px; padding: 22px 0; }
  .service-head h3 { font-size: 1.05rem; }
  .service-body p { padding-left: 0; }
  .browser-body { padding: 18px; }
  .chart-bars { height: 90px; }
  .stat-tile { padding: 28px 16px; }
  .stat-tile strong { font-size: 1.7rem; }
  .marquee-wrap-alt { margin-top: -64px; }
}

@media (max-width: 420px) {
  .container { padding: 0 20px; }
  .nav-wrap { padding: 18px 20px; }
}