/* ═══════════════════════════════════════════════
   NEXAI – MAIN STYLESHEET
   ═══════════════════════════════════════════════ */

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

:root {
  --bg:         #050810;
  --bg-2:       #080d1a;
  --bg-3:       #0d1526;
  --surface:    #111827;
  --surface-2:  #1a2236;
  --border:     rgba(255,255,255,0.07);
  --border-2:   rgba(99,179,237,0.2);
  --text:       #e8eaf0;
  --text-muted: #7b8ab8;
  --accent:     #4f8ef7;
  --accent-2:   #7c5cfc;
  --accent-3:   #00e5ff;
  --grad:       linear-gradient(135deg, #4f8ef7, #7c5cfc);
  --grad-2:     linear-gradient(135deg, #7c5cfc, #00e5ff);
  --glow:       0 0 40px rgba(79,142,247,0.35);
  --glow-2:     0 0 60px rgba(124,92,252,0.3);
  --radius:     16px;
  --radius-lg:  24px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ── CONTAINER ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: var(--transition);
}
.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 4px 24px rgba(79,142,247,0.4);
}
.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(79,142,247,0.6);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-full { width: 100%; justify-content: center; border-radius: var(--radius); }
.btn-loader.hidden { display: none; }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── SECTION COMMON ── */
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  background: rgba(79,142,247,0.12);
  color: var(--accent);
  border: 1px solid rgba(79,142,247,0.3);
  border-radius: 50px;
  padding: 6px 18px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 40%, var(--text-muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc { color: var(--text-muted); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ══════════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 18px 0;
  transition: background var(--transition), padding var(--transition), backdrop-filter var(--transition);
}
.navbar.scrolled {
  background: rgba(5,8,16,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
}
.logo-icon {
  font-size: 1.6rem;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 8px rgba(79,142,247,0.6));
}
.logo-text .accent {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 50px;
  transition: var(--transition);
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,0.05); }
.nav-cta {
  background: var(--grad) !important;
  color: #fff !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 20px rgba(79,142,247,0.35);
}
.nav-cta:hover { box-shadow: 0 8px 28px rgba(79,142,247,0.55); 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: var(--transition);
}

/* ══════════════════════════════════════════════
   HERO
══════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 100px 80px 80px;
  position: relative;
  overflow: hidden;
}

#particleCanvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,142,247,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,142,247,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(79,142,247,0.1);
  border: 1px solid rgba(79,142,247,0.25);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 28px;
  animation: fadeInDown 0.8s ease both;
}
.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

.hero-title {
  font-size: clamp(2.8rem, 5.5vw, 4.2rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #fff;
  animation: fadeInDown 0.8s ease 0.1s both;
}
.gradient-text {
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s step-end infinite;
  font-weight: 300;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 36px;
  animation: fadeInDown 0.8s ease 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
  animation: fadeInDown 0.8s ease 0.3s both;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  animation: fadeInDown 0.8s ease 0.4s both;
}
.stat { text-align: center; }
.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-plus { font-size: 1.4rem; font-weight: 700; color: var(--accent); }
.stat-label { display: block; font-size: 0.8rem; color: var(--text-muted); }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* Hero Visual */
.hero-visual {
  position: relative;
  z-index: 2;
  width: 400px;
  flex-shrink: 0;
  animation: fadeInRight 1s ease 0.3s both;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(79,142,247,0.25), transparent 70%);
  top: -100px;
  right: -100px;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(124,92,252,0.2), transparent 70%);
  bottom: -80px;
  right: 50px;
  animation: orbFloat 10s ease-in-out infinite reverse;
}
@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

.floating-card {
  position: absolute;
  background: rgba(17,24,39,0.9);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.05);
  min-width: 230px;
  animation: cardFloat 0s ease-in-out infinite;
}
.card-1 {
  top: 0; left: -30px;
  animation: cardFloat1 6s ease-in-out infinite;
}
.card-2 {
  top: 140px; right: -20px;
  animation: cardFloat2 7s ease-in-out infinite 1s;
}
.card-3 {
  bottom: 60px; left: 10px;
  animation: cardFloat1 8s ease-in-out infinite 2s;
}
@keyframes cardFloat1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes cardFloat2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(12px); }
}

.fc-icon { font-size: 1.5rem; }
.fc-text { flex: 1; }
.fc-text strong { display: block; font-size: 0.85rem; color: #fff; }
.fc-text span { font-size: 0.75rem; color: var(--text-muted); }
.fc-check {
  width: 22px;
  height: 22px;
  background: linear-gradient(135deg, #4f8ef7, #7c5cfc);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: #fff;
  flex-shrink: 0;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.scroll-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: scrollBounce 2s ease infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.4; }
}

/* ══════════════════════════════════════════════
   SERVICES
══════════════════════════════════════════════ */
.services {
  padding: 120px 0;
  background: var(--bg-2);
  position: relative;
}
.services::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

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

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  opacity: 0;
  transform: translateY(40px);
}
.service-card.visible {
  animation: cardReveal 0.6s ease forwards;
}
.service-card:nth-child(2) { animation-delay: 0.15s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes cardReveal {
  to { opacity: 1; transform: translateY(0); }
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 0;
}
.service-card:hover::before { opacity: 0.04; }
.service-card:hover {
  border-color: rgba(79,142,247,0.35);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), var(--glow);
}
.service-card > * { position: relative; z-index: 1; }

.featured {
  background: linear-gradient(145deg, #111827, #0d1525);
  border-color: rgba(79,142,247,0.4);
  box-shadow: 0 0 0 1px rgba(79,142,247,0.2), var(--glow);
}
.featured-badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--grad);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  letter-spacing: 0.04em;
  z-index: 1;
}

.service-icon-wrap {
  position: relative;
  display: inline-flex;
  margin-bottom: 24px;
}
.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(79,142,247,0.1);
  border: 1px solid rgba(79,142,247,0.2);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.service-card:hover .service-icon { transform: scale(1.1) rotate(-5deg); }
.icon-glow {
  position: absolute;
  inset: -4px;
  background: var(--grad);
  border-radius: 20px;
  opacity: 0;
  filter: blur(12px);
  transition: var(--transition);
  z-index: 0;
}
.service-card:hover .icon-glow { opacity: 0.3; }

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.service-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}
.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.service-card:hover .service-features li { color: var(--text); }
.check {
  width: 18px;
  height: 18px;
  background: rgba(79,142,247,0.15);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6rem;
  color: var(--accent);
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.service-link:hover { gap: 10px; }
.service-link span { transition: var(--transition); }

/* ══════════════════════════════════════════════
   WORKFLOW
══════════════════════════════════════════════ */
.workflow {
  padding: 120px 0;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.workflow::after {
  content: '';
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,92,252,0.08), transparent 70%);
  pointer-events: none;
}

.workflow-wrapper {
  position: relative;
  padding: 40px 0;
}

.workflow-line {
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
}
.workflow-line-fill {
  width: 100%;
  background: var(--grad);
  height: 0%;
  transition: height 1.5s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 0 12px rgba(79,142,247,0.5);
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.wf-step {
  display: flex;
  align-items: center;
  gap: 60px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.wf-step.visible { opacity: 1; transform: translateY(0); }

.wf-step:nth-child(even) { flex-direction: row-reverse; }
.wf-step:nth-child(even) .wf-content { text-align: right; }

.wf-node {
  position: relative;
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  z-index: 1;
}
.wf-icon {
  width: 72px;
  height: 72px;
  background: var(--surface);
  border: 2px solid var(--border-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.wf-step.visible .wf-icon {
  background: linear-gradient(135deg, rgba(79,142,247,0.15), rgba(124,92,252,0.15));
  border-color: var(--accent);
  box-shadow: var(--glow);
}
.wf-pulse {
  position: absolute;
  inset: -8px;
  border: 2px solid rgba(79,142,247,0.3);
  border-radius: 50%;
  animation: pulseBorder 3s ease infinite;
  opacity: 0;
}
.wf-step.visible .wf-pulse { opacity: 1; }
@keyframes pulseBorder {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 0; }
}

.wf-content { flex: 1; max-width: 380px; }
.wf-number {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}
.wf-content h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 10px;
}
.wf-content p { color: var(--text-muted); font-size: 0.95rem; }

/* ══════════════════════════════════════════════
   ABOUT
══════════════════════════════════════════════ */
.about {
  padding: 120px 0;
  background: var(--bg-2);
}
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: center;
}
.about-orb {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(79,142,247,0.08), transparent 70%);
  pointer-events: none;
}

/* ── AI MOCKUP ── */
.ai-mockup {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Input card */
.mock-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.mock-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}
.mock-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.mock-dot.red    { background: #ff5f57; }
.mock-dot.yellow { background: #febc2e; }
.mock-dot.green  { background: #28c840; }
.mock-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-left: 6px;
  font-weight: 500;
}
.mock-message {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
}
.mock-avatar {
  width: 32px; height: 32px;
  background: var(--grad);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.mock-bubble {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 4px 12px 12px 12px;
  padding: 10px 14px;
  font-size: 0.82rem;
  flex: 1;
}
.mock-bubble strong { display: block; color: var(--text-muted); font-size: 0.72rem; margin-bottom: 4px; }
.mock-bubble span { color: var(--text); }

/* Flow / Agent */
.mock-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.mock-arrow-line {
  width: 2px;
  height: 22px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}
.mock-arrow-fill {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 0%;
  background: var(--grad);
  transition: height 0.6s ease;
  box-shadow: 0 0 8px rgba(79,142,247,0.5);
}

.mock-agent {
  background: linear-gradient(135deg, rgba(79,142,247,0.1), rgba(124,92,252,0.1));
  border: 1px solid rgba(79,142,247,0.3);
  border-radius: var(--radius);
  padding: 16px 20px;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.agent-pulse {
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: var(--grad);
  opacity: 0;
  animation: agentPulse 2.5s ease infinite;
}
@keyframes agentPulse {
  0%, 100% { opacity: 0; }
  50%       { opacity: 0.06; }
}
.agent-icon {
  font-size: 1.6rem;
  margin-bottom: 6px;
}
.agent-status {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}
.agent-steps {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.agent-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
  opacity: 0.3;
  transition: opacity 0.4s ease, color 0.4s ease;
}
.agent-step.done {
  opacity: 1;
  color: #86efac;
}
.step-dot {
  width: 6px; height: 6px;
  background: currentColor;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Outputs */
.mock-outputs {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 0;
}
.mock-output {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.4s ease, transform 0.4s ease, border-color 0.3s ease;
}
.mock-output.show {
  opacity: 1;
  transform: translateX(0);
  border-color: rgba(134,239,172,0.25);
}
.out-icon { font-size: 1.2rem; flex-shrink: 0; }
.mock-output div { flex: 1; }
.mock-output strong { display: block; font-size: 0.82rem; color: #fff; }
.mock-output span   { font-size: 0.72rem; color: var(--text-muted); }
.out-check {
  width: 22px; height: 22px;
  background: rgba(134,239,172,0.15);
  border: 1px solid rgba(134,239,172,0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  color: #86efac;
  flex-shrink: 0;
}

/* Savings badge */
.mock-savings {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 10px 16px;
  background: rgba(79,142,247,0.06);
  border: 1px solid rgba(79,142,247,0.15);
  border-radius: 50px;
  opacity: 0;
  transition: opacity 0.5s ease;
  margin-top: 8px;
}
.mock-savings strong { color: var(--accent); }
.mock-savings.show { opacity: 1; }

.about-content .section-title { text-align: left; margin-bottom: 20px; }
.about-content .section-tag { margin-bottom: 12px; }
.about-content p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 0.95rem;
  line-height: 1.75;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.value-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.value-item:hover { border-color: rgba(79,142,247,0.3); background: rgba(79,142,247,0.05); }
.value-icon {
  font-size: 1.4rem;
  width: 44px;
  height: 44px;
  background: rgba(79,142,247,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.value-item strong { display: block; font-size: 0.9rem; color: #fff; }
.value-item span { font-size: 0.8rem; color: var(--text-muted); }

/* ══════════════════════════════════════════════
   CONTACT
══════════════════════════════════════════════ */
.contact {
  padding: 120px 0;
  background: var(--bg-3);
  position: relative;
  overflow: hidden;
}
.contact-bg-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(79,142,247,0.07), transparent 70%);
  pointer-events: none;
}
.contact::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-2), transparent);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}

.contact-info { padding-top: 8px; }
.contact-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.contact-feature:hover { border-color: rgba(79,142,247,0.3); }
.cf-icon {
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  background: rgba(79,142,247,0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-feature strong { display: block; font-size: 0.9rem; color: #fff; }
.contact-feature span { font-size: 0.8rem; color: var(--text-muted); }

.contact-promise {
  margin-top: 32px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(79,142,247,0.08), rgba(124,92,252,0.08));
  border: 1px solid rgba(79,142,247,0.2);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}
.contact-promise p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.75;
  font-style: italic;
}

/* Form */
.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.3);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

.form-group {
  margin-bottom: 22px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  transition: var(--transition);
}
.form-group:focus-within label { color: var(--accent); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 18px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(123,138,184,0.5); }
.form-group select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237b8ab8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 44px; }
.form-group select option { background: var(--surface); }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,142,247,0.12);
  background: rgba(79,142,247,0.04);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #f87171;
}

.form-error {
  display: block;
  font-size: 0.78rem;
  color: #f87171;
  margin-top: 6px;
  min-height: 18px;
}

.form-check { margin-bottom: 28px; }
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.checkbox-label a { color: var(--accent); }
.checkbox-label input[type="checkbox"] { display: none; }
.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  background: var(--bg-3);
  position: relative;
}
.checkbox-label input:checked + .checkmark {
  background: var(--grad);
  border-color: var(--accent);
}
.checkbox-label input:checked + .checkmark::after {
  content: '✓';
  font-size: 0.7rem;
  color: #fff;
}

/* Success overlay */
.success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5,8,16,0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.success-overlay.active { opacity: 1; pointer-events: all; }
.success-card {
  background: var(--surface);
  border: 1px solid rgba(79,142,247,0.3);
  border-radius: var(--radius-lg);
  padding: 60px 48px;
  text-align: center;
  max-width: 420px;
  animation: scaleIn 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes scaleIn {
  from { transform: scale(0.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.success-icon { font-size: 4rem; margin-bottom: 20px; display: block; animation: bounceIn 0.6s ease; }
@keyframes bounceIn {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}
.success-card h3 { font-size: 1.6rem; font-weight: 800; color: #fff; margin-bottom: 12px; }
.success-card p { color: var(--text-muted); margin-bottom: 28px; }

/* ══════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════ */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  margin-bottom: 40px;
}
.footer-brand p { color: var(--text-muted); font-size: 0.88rem; margin-top: 16px; max-width: 280px; }

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-col h4 { font-size: 0.85rem; font-weight: 700; color: #fff; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.06em; }
.footer-col a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  margin-bottom: 10px;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--accent); transform: translateX(4px); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ══════════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════════ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(79,142,247,0.5); }
  50% { box-shadow: 0 0 0 8px rgba(79,142,247,0); }
}

/* ══════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero { padding: 100px 40px 80px; }
  .hero-visual { width: 320px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid .service-card:last-child { grid-column: 1 / -1; }
  .about-container { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { min-height: auto; }
  .contact-wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; flex-direction: column; gap: 4px; position: absolute; top: 100%; left: 0; right: 0; background: rgba(5,8,16,0.97); backdrop-filter: blur(20px); padding: 16px 24px 24px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .hero { flex-direction: column; text-align: center; padding: 100px 24px 60px; min-height: auto; }
  .hero-content { max-width: 100%; }
  .hero-visual { width: 100%; display: none; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .services-grid { grid-template-columns: 1fr; }
  .services-grid .service-card:last-child { grid-column: auto; }
  .workflow-line { left: 36px; }
  .wf-step, .wf-step:nth-child(even) { flex-direction: row; gap: 24px; }
  .wf-step:nth-child(even) .wf-content { text-align: left; }
  .contact-form { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2.2rem; }
  .btn { padding: 12px 22px; font-size: 0.88rem; }
  .contact-form { padding: 24px 18px; }
  .footer-links { grid-template-columns: repeat(2, 1fr); }
}