/* ===== FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* ===== VARIABLES ===== */
:root {
  --color-bg: #060611;
  --color-bg-alt: #0c0c1d;
  --color-surface: #13132b;
  --color-border: rgba(79, 70, 229, 0.15);
  --color-accent: #4f46e5;
  --color-accent-light: #818cf8;
  --color-accent-dark: #3730a3;
  --color-teal: #06b6d4;
  --color-purple: #8b5cf6;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-white: #ffffff;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --max-width: 1200px;
  --transition: 0.3s ease;
  --gradient-accent: linear-gradient(135deg, #4f46e5, #06b6d4);
  --gradient-text: linear-gradient(135deg, #818cf8, #06b6d4);
  --glow-accent: 0 0 30px rgba(79, 70, 229, 0.3);
  --glass-bg: rgba(19, 19, 43, 0.6);
  --glass-border: rgba(79, 70, 229, 0.15);
}

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

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

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

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

ul {
  list-style: none;
}

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

/* ===== UTILITY ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 7rem 0;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.8;
}

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

.btn {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--color-white);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-teal));
  transform: translateY(-2px);
  box-shadow: var(--glow-accent);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent-light);
  border: 1px solid var(--color-accent);
}

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

/* ===== HEADER / NAV ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: all var(--transition);
}

.header.scrolled {
  background: rgba(6, 6, 17, 0.9);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 1px;
}

.nav-logo span {
  color: var(--color-accent-light);
}

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

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
  position: relative;
}

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

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-accent-light);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  font-size: 0.8rem;
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--color-accent);
  color: var(--color-accent-light);
  border-radius: 6px;
  transition: all var(--transition);
}

.nav-cta:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, rgba(6, 182, 212, 0.06) 40%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-bg-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.5;
}

.hero-content {
  max-width: 650px;
  position: relative;
  z-index: 1;
}

.hero-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: normal;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

/* Hero code block */
.hero-code-block {
  position: absolute;
  right: 5%;
  top: 50%;
  transform: translateY(-50%);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  font-family: 'Courier New', Consolas, monospace;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 380px;
  line-height: 1.8;
  box-shadow: 0 0 40px rgba(79, 70, 229, 0.15);
  z-index: 1;
}

.hero-code-block .code-line {
  display: block;
}

.code-keyword { color: #c084fc; }
.code-string { color: #22d3ee; }
.code-comment { color: #475569; }
.code-func { color: #818cf8; }
.code-number { color: #f59e0b; }

.hero-code-dots {
  display: flex;
  gap: 6px;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(79, 70, 229, 0.1);
}

.hero-code-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.hero-code-dots span:nth-child(1) { background: #ef4444; }
.hero-code-dots span:nth-child(2) { background: #f59e0b; }
.hero-code-dots span:nth-child(3) { background: #22c55e; }

.typing-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-accent-light);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

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

/* ===== DIVIDER ===== */
.divider {
  width: 60px;
  height: 2px;
  background: var(--gradient-accent);
  margin: 0 auto 2rem;
}

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 2.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: rgba(79, 70, 229, 0.35);
  box-shadow: 0 0 30px rgba(79, 70, 229, 0.12), inset 0 0 30px rgba(79, 70, 229, 0.04);
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(79, 70, 229, 0.08), transparent 40%), var(--glass-bg);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon svg {
  width: 40px;
  height: 40px;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== ABOUT / VALUES ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-top: 3rem;
}

.about-image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-surface), rgba(79, 70, 229, 0.08));
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 2rem;
}

.about-image svg {
  width: 85%;
  height: auto;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.05), transparent);
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.value-item {
  padding: 2rem;
  border-left: 2px solid var(--color-accent);
}

.value-item h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.value-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== STATS ===== */
.stats-section {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

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

.stat-item h3 {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-light);
  margin-bottom: 0.5rem;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== TECH STACK ===== */
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 3rem;
}

.tech-item {
  width: 110px;
  height: 110px;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all var(--transition);
}

.tech-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--glow-accent);
  transform: translateY(-4px);
}

.tech-item svg {
  width: 36px;
  height: 36px;
}

.tech-item span {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* ===== TESTIMONIALS ===== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 2.5rem;
}

.testimonial-card .quote-mark {
  font-size: 3rem;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: 1rem;
  font-family: Georgia, serif;
}

.testimonial-card blockquote {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
}

.testimonial-info h5 {
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 500;
}

.testimonial-info p {
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

/* ===== PROCESS ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.process-step {
  padding: 2rem;
  text-align: center;
}

.process-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.3), rgba(6, 182, 212, 0.15));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
}

.process-step h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 4rem;
  text-align: center;
  margin-top: 4rem;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-teal), transparent);
}

.cta-banner h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.cta-banner p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

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

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-info-item .icon {
  width: 48px;
  height: 48px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-light);
  flex-shrink: 0;
}

.contact-info-item .icon svg {
  width: 22px;
  height: 22px;
}

.contact-info-item h4 {
  font-size: 0.95rem;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.contact-info-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  background: var(--color-surface);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 0.9rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: 1rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
}

.footer-social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
  box-shadow: 0 0 15px rgba(79, 70, 229, 0.2);
}

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 10rem 0 4rem;
  text-align: center;
  position: relative;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.08) 0%, rgba(6, 182, 212, 0.03) 50%, transparent 70%);
  border-radius: 50%;
}

/* ===== TEAM ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.team-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  text-align: center;
  transition: all var(--transition);
}

.team-card:hover {
  border-color: rgba(79, 70, 229, 0.35);
  transform: translateY(-3px);
  box-shadow: 0 0 25px rgba(79, 70, 229, 0.12);
}

.team-avatar {
  width: 80px;
  height: 80px;
  background: var(--color-bg);
  border: 2px solid var(--glass-border);
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-light);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
}

.team-card h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 0.25rem;
}

.team-card .role {
  font-size: 0.8rem;
  color: var(--color-accent-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.team-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===== ANIMATIONS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(6, 6, 17, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
  }

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

  .nav-links a {
    font-size: 1.2rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-title {
    font-size: clamp(2rem, 6vw, 3rem);
  }

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

  .hero-code-block {
    display: none;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

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

  .cta-banner {
    padding: 2.5rem 1.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .tech-item {
    width: 85px;
    height: 85px;
  }

  .tech-item svg {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 4rem 0;
  }

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