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

:root {
  --bg: #040812;
  --bg-2: #080f1e;
  --surface: #0d1628;
  --surface-2: #111c35;
  --border: rgba(99,102,241,0.15);
  --accent: #6366f1;
  --accent-2: #8b5cf6;
  --accent-cyan: #06b6d4;
  --text: #e2e8f0;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --white: #ffffff;
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 4px 32px rgba(0,0,0,0.4);
  --shadow-accent: 0 0 40px rgba(99,102,241,0.2);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(4,8,18,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

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

.logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.5px;
}

.logo-icon {
  font-size: 26px;
  color: var(--accent);
  filter: drop-shadow(0 0 8px rgba(99,102,241,0.6));
}

.accent { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

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

.btn-nav {
  background: var(--accent) !important;
  color: var(--white) !important;
  border-radius: var(--radius-sm) !important;
}

.btn-nav:hover { background: var(--accent-2) !important; transform: translateY(-1px); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

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

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.glow-1 {
  width: 600px; height: 600px;
  background: rgba(99,102,241,0.12);
  top: -100px; right: -100px;
}

.glow-2 {
  width: 400px; height: 400px;
  background: rgba(6,182,212,0.08);
  bottom: -50px; left: -50px;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 100px;
  padding-bottom: 80px;
  max-width: 780px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.3px;
}

.hero h1 {
  font-size: clamp(44px, 7vw, 80px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--white);
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 0 24px rgba(99,102,241,0.35);
}

.btn-primary:hover {
  background: #5254cc;
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(99,102,241,0.5);
}

.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; margin-top: 8px; }

/* ===== HERO STATS ===== */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 32px; font-weight: 800; color: var(--white); letter-spacing: -1px; }
.stat-label { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* ===== HERO SCROLL ===== */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 1;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ===== SECTION ===== */
.section { padding: 100px 0; }

.section-head {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}

.section-tag {
  display: inline-block;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 100px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-head h2 {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-head p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== SERVICES ===== */
.services { background: var(--bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
  transition: all 0.3s;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-cyan));
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover {
  border-color: rgba(99,102,241,0.4);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}

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

.service-card.featured {
  border-color: rgba(99,102,241,0.4);
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(139,92,246,0.05));
}

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

.card-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

.service-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: block;
}

.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  font-size: 13px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-list li::before {
  content: '→';
  color: var(--accent);
  font-size: 12px;
}

/* ===== ABOUT ===== */
.about { background: var(--bg-2); }

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
  height: 460px;
}

.about-card-main {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  width: 260px;
  box-shadow: var(--shadow-accent);
}

.about-icon-big {
  font-size: 64px;
  color: var(--accent);
  filter: drop-shadow(0 0 16px rgba(99,102,241,0.5));
  margin-bottom: 16px;
}

.about-card-main h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.about-card-main p {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
}

.about-float {
  position: absolute;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: float 4s ease-in-out infinite;
}

.about-float-1 { top: 10px; left: 0; animation-delay: 0s; }
.about-float-2 { top: 10px; right: 0; animation-delay: 1.5s; }
.about-float-3 { bottom: 10px; left: 0; animation-delay: 0.75s; }
.about-float-4 { bottom: 10px; right: 0; animation-delay: 1.2s; }

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

.about-float-3 {
  animation: float 4s ease-in-out infinite;
  animation-delay: 0.75s;
}

.about-text { padding-left: 20px; }

.about-text h2 {
  font-size: clamp(30px, 3.5vw, 44px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  margin-bottom: 20px;
  margin-top: 12px;
}

.about-text > p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-values { display: flex; flex-direction: column; gap: 16px; margin-top: 32px; }

.value-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.value-icon {
  font-size: 24px;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.1);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.value-item strong {
  display: block;
  font-size: 15px;
  color: var(--white);
  font-weight: 600;
  margin-bottom: 2px;
}

.value-item span {
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== PORTFOLIO ===== */
.portfolio { background: var(--bg); }

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.portfolio-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-accent);
}

.portfolio-img {
  height: 200px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 16px;
}

.p-tag {
  background: rgba(0,0,0,0.5);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  backdrop-filter: blur(8px);
}

.portfolio-info { padding: 24px; }

.portfolio-info h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.portfolio-info p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-2);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-inner { position: relative; z-index: 1; }

.glow-cta {
  width: 600px; height: 300px;
  background: rgba(99,102,241,0.1);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  filter: blur(60px);
}

.cta-section h2 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  color: var(--white);
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.cta-section p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 40px;
}

/* ===== CONTACT ===== */
.contact { background: var(--bg); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(30px, 3.5vw, 44px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -1px;
  margin-bottom: 16px;
  margin-top: 12px;
}

.contact-info > p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.c-icon {
  font-size: 20px;
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(99,102,241,0.1);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-size: 14px;
  color: var(--white);
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-item span {
  font-size: 13px;
  color: var(--text-muted);
}

.social-links { display: flex; gap: 12px; }

.social-btn {
  padding: 10px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.social-btn:hover {
  border-color: rgba(99,102,241,0.5);
  color: var(--accent);
}

/* ===== CONTACT FORM ===== */
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0.3px;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 14px;
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
  resize: vertical;
}

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

.form-group select { cursor: pointer; }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 14px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: #10b981;
  text-align: center;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
}

.footer-brand .logo { margin-bottom: 16px; display: inline-flex; }
.footer-brand p { font-size: 14px; color: var(--text-muted); max-width: 280px; line-height: 1.6; }

.footer-links { display: flex; gap: 60px; }

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col h5 {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { height: 300px; }
  .about-text { padding-left: 0; }
  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(4,8,18,0.98);
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 18px; }

  .hamburger { display: flex; z-index: 1001; }
  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; }
  .stat-num { font-size: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { gap: 40px; }
  .footer-bottom .container { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .contact-form { padding: 24px; }
  .section { padding: 70px 0; }
}