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

:root {
  --bg: #09090b;
  --bg-elevated: #111113;
  --bg-card: #16161a;
  --bg-card-hover: #1c1c21;
  --border: #27272a;
  --border-light: #3f3f46;
  --text: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --primary: #8b5cf6;
  --primary-light: #a78bfa;
  --primary-dark: #7c3aed;
  --accent: #06b6d4;
  --gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 30%, #a78bfa 60%, #06b6d4 100%);
  --gradient-text: linear-gradient(135deg, #818cf8 0%, #a78bfa 40%, #06b6d4 100%);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 60px rgba(139,92,246,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 2px 20px rgba(139,92,246,0.3);
}

.btn-primary:hover {
  box-shadow: 0 4px 30px rgba(139,92,246,0.5);
  transform: translateY(-2px);
}

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

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--border-light);
  background: rgba(255,255,255,0.03);
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
  border-radius: var(--radius);
}

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

.btn-nav {
  background: rgba(139,92,246,0.15);
  color: var(--primary-light);
  border: 1px solid rgba(139,92,246,0.3);
  padding: 8px 20px;
  font-size: 0.85rem;
}

.btn-nav:hover {
  background: rgba(139,92,246,0.25);
  border-color: rgba(139,92,246,0.5);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  padding: 10px 0;
  background: rgba(9,9,11,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a:not(.btn) {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--transition);
  font-weight: 500;
}

.nav-links a:not(.btn):hover {
  color: var(--text);
}

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

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

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

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

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
}

.glow-1 {
  width: 600px;
  height: 600px;
  background: rgba(99,102,241,0.3);
  top: -200px;
  left: -100px;
  animation: floatGlow 8s ease-in-out infinite;
}

.glow-2 {
  width: 500px;
  height: 500px;
  background: rgba(139,92,246,0.25);
  bottom: -150px;
  right: -100px;
  animation: floatGlow 10s ease-in-out infinite reverse;
}

.glow-3 {
  width: 400px;
  height: 400px;
  background: rgba(6,182,212,0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulseGlow 6s ease-in-out infinite;
}

@keyframes floatGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -30px); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.15; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.25; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 28px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,197,94,0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

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

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-plus {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-light);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-dot {
  width: 4px;
  height: 8px;
  background: var(--primary-light);
  border-radius: 4px;
  animation: scrollDot 2s ease-in-out infinite;
}

@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(12px); opacity: 0.3; }
}

/* ===== SECTIONS COMMON ===== */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-light);
  background: rgba(139,92,246,0.1);
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid rgba(139,92,246,0.2);
  margin-bottom: 20px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== SERVICES ===== */
.services {
  padding: 120px 0;
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--border-light);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.service-icon-backend {
  background: rgba(34,197,94,0.1);
  color: #22c55e;
}

.service-icon-frontend {
  background: rgba(59,130,246,0.1);
  color: #3b82f6;
}

.service-icon-data {
  background: rgba(245,158,11,0.1);
  color: #f59e0b;
}

.service-icon-ai {
  background: rgba(168,85,247,0.1);
  color: #a855f7;
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service-tags span {
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  font-family: var(--font-mono);
}

/* ===== TECH STACK ===== */
.tech {
  padding: 120px 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.tech-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.tech-cat-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tech-cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot-color);
  box-shadow: 0 0 8px var(--dot-color);
}

.tech-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tech-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.tech-pill:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-light);
  color: var(--text);
  transform: translateY(-2px);
}

.tech-pill img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

/* ===== PROCESS ===== */
.process {
  padding: 120px 0;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: calc(12.5%);
  right: calc(12.5%);
  height: 2px;
  background: linear-gradient(90deg, var(--border) 0%, var(--primary) 50%, var(--border) 100%);
}

.process-step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--primary-light);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  transition: all var(--transition);
}

.process-step:hover .step-number {
  border-color: var(--primary);
  box-shadow: 0 0 30px rgba(139,92,246,0.2);
  background: rgba(139,92,246,0.1);
}

.step-content h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== CLIENTS ===== */
.clients {
  padding: 120px 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.clients-marquee {
  overflow: hidden;
  position: relative;
}

.clients-marquee::before,
.clients-marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 200px;
  z-index: 2;
  pointer-events: none;
}

.clients-marquee::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-elevated), transparent);
}

.clients-marquee::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-elevated), transparent);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-content {
  display: flex;
  gap: 48px;
  padding: 0 24px;
}

.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 200px;
  height: 80px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  padding: 0 24px;
  transition: all var(--transition);
}

.client-logo:hover {
  border-color: var(--border-light);
  background: rgba(255,255,255,0.05);
}

.client-logo svg {
  opacity: 0.5;
  transition: opacity var(--transition), filter var(--transition);
  filter: grayscale(1);
}

.client-logo:hover svg {
  opacity: 0.9;
  filter: grayscale(0) drop-shadow(0 0 8px rgba(139,92,246,0.2));
}

.client-logo:hover svg text,
.client-logo:hover svg line,
.client-logo:hover svg circle,
.client-logo:hover svg rect,
.client-logo:hover svg path {
  fill: #e4e4e7;
  stroke: #e4e4e7;
}

/* ===== CTA SECTION ===== */
.cta-section {
  padding: 80px 0;
}

.cta-box {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 80px 60px;
  text-align: center;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.15), transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}

.cta-box p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 32px;
  position: relative;
}

.cta-box .btn {
  position: relative;
}

/* ===== CONTACT ===== */
.contact {
  padding: 120px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-item svg {
  color: var(--primary-light);
  flex-shrink: 0;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font);
  font-size: 0.95rem;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  outline: none;
  transition: all var(--transition);
  resize: vertical;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139,92,246,0.1);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%2371717a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-group select option {
  background: var(--bg-card);
}

/* ===== FOOTER ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
  background: var(--bg-elevated);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 60px;
  padding-bottom: 40px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
}

.footer-brand {
  max-width: 320px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

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

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col h5 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
  color: var(--text);
}

.footer-col a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

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

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

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  color: var(--text-muted);
  transition: color var(--transition);
}

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

/* ===== ANIMATIONS ===== */
[data-animate] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .tech-categories {
    grid-template-columns: 1fr;
  }

  .process-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .process-timeline::before {
    display: none;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(9,9,11,0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 998;
  }

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

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

  .hamburger {
    display: flex;
    z-index: 999;
  }

  .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);
  }

  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-divider {
    display: none;
  }

  .services,
  .tech,
  .process,
  .clients,
  .contact {
    padding: 80px 0;
  }

  .process-timeline {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cta-box {
    padding: 48px 24px;
  }

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

  .footer-top {
    flex-direction: column;
    gap: 40px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .hero-scroll {
    display: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

  .service-card {
    padding: 24px;
  }

  .footer-links-group {
    gap: 40px;
  }
}

/* ===== SELECTION ===== */
::selection {
  background: rgba(139,92,246,0.3);
  color: white;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ===== METHODOLOGIES ===== */
.methodologies {
  padding: 120px 0;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.methodology-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.methodology-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}

.methodology-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.methodology-featured {
  border-color: rgba(59,130,246,0.3);
  background: linear-gradient(135deg, rgba(59,130,246,0.05), rgba(139,92,246,0.03));
}

.methodology-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(59,130,246,0.15);
  color: #60a5fa;
  border: 1px solid rgba(59,130,246,0.3);
}

.methodology-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--m-color) 12%, transparent);
  color: var(--m-color);
  margin-bottom: 18px;
}

.methodology-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.methodology-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

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

.methodology-features li {
  font-size: 0.84rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
  line-height: 1.5;
}

.methodology-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 7px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.5;
}

.methodology-tools {
  margin-top: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.tools-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
}

.tools-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tool-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.tool-item:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-light);
  color: var(--text);
}

.tool-item img {
  width: 18px;
  height: 18px;
  object-fit: contain;
}

@media (max-width: 768px) {
  .methodology-grid {
    grid-template-columns: 1fr;
  }

  .methodology-tools {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .methodologies {
    padding: 80px 0;
  }
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  z-index: 999;
  transition: all var(--transition);
}

.whatsapp-float:hover {
  background: #1ebe5d;
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.5);
}

/* ===== 3-COLUMN SERVICES GRID ===== */
.services-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.service-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
}

.card-link-arrow {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition);
}

.service-card-link:hover .card-link-arrow {
  opacity: 1;
  transform: translateX(0);
}

.service-icon-mobile {
  background: rgba(6,182,212,0.1);
  color: #06b6d4;
}

.service-icon-enterprise {
  background: rgba(239,68,68,0.1);
  color: #ef4444;
}

@media (max-width: 1024px) {
  .services-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ===== DETAIL PAGES ===== */

/* Page Hero */
.page-hero {
  position: relative;
  padding: 140px 0 80px;
  overflow: hidden;
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
  transition: color var(--transition);
}

.back-link:hover {
  color: var(--primary-light);
}

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.page-hero .hero-subtitle {
  text-align: left;
  margin: 0;
  max-width: 640px;
}

/* Detail Sections */
.detail-section {
  padding: 100px 0;
}

.detail-section.alt-bg {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* Capability Cards */
.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.capability-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition);
}

.capability-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.cap-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background: color-mix(in srgb, var(--cap-color) 12%, transparent);
  color: var(--cap-color);
  margin-bottom: 20px;
}

.capability-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.capability-card p {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

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

.cap-list li {
  font-size: 0.87rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
}

.cap-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.6;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all var(--transition);
}

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

.metric-value {
  font-size: 2.5rem;
  font-weight: 900;
  font-family: var(--font-mono);
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
}

.metric-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Stack Showcase */
.stack-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.stack-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

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

.stack-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.stack-header img {
  flex-shrink: 0;
}

.stack-header h4 {
  font-size: 1.1rem;
  font-weight: 700;
}

.stack-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stack-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 16px;
}

.stack-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stack-features span {
  font-size: 0.78rem;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  font-family: var(--font-mono);
}

/* Mobile Grid */
.mobile-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.mobile-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}

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

.mobile-card-featured {
  border-color: rgba(139,92,246,0.3);
  background: linear-gradient(135deg, rgba(139,92,246,0.05), rgba(6,182,212,0.03));
}

.mobile-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(139,92,246,0.15);
  color: var(--primary-light);
  border: 1px solid rgba(139,92,246,0.3);
}

.mobile-card img {
  margin-bottom: 20px;
}

.mobile-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.mobile-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.mobile-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mobile-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.87rem;
  color: var(--text-secondary);
}

.mobile-features li svg {
  flex-shrink: 0;
}

/* Architecture Grid */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.arch-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}

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

.arch-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(139,92,246,0.1);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.arch-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.arch-item p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Data Stack Grid */
.data-stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.data-stack-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.data-stack-category h4 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-stack-items {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.data-stack-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.data-stack-item:hover {
  background: rgba(255,255,255,0.03);
}

.data-stack-item img {
  flex-shrink: 0;
  margin-top: 2px;
}

.data-stack-item strong {
  display: block;
  font-size: 0.93rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.data-stack-item span {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Pipeline Cards */
.pipeline-showcase {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.pipeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

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

.pipeline-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.pipeline-number {
  font-size: 1.3rem;
  font-weight: 900;
  font-family: var(--font-mono);
  color: var(--primary-light);
  opacity: 0.6;
}

.pipeline-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.pipeline-card > p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.pipeline-flow {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.flow-step {
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-mono);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  background: rgba(139,92,246,0.1);
  color: var(--primary-light);
  border: 1px solid rgba(139,92,246,0.2);
}

.flow-arrow {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Detail page responsive */
@media (max-width: 1024px) {
  .capability-grid,
  .stack-showcase,
  .pipeline-showcase,
  .data-stack-grid {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 768px) {
  .page-hero {
    padding: 110px 0 60px;
  }

  .detail-section {
    padding: 72px 0;
  }

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

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

  .metric-value {
    font-size: 2rem;
  }
}