/* ═══════════════════════════════════════════
   NorthCall AI — Production Style Sheet
   Complete AI Solution
   ═══════════════════════════════════════════ */

/* ── Design Tokens ── */
:root {
  --bg: #030612;
  --bg2: #060b18;
  --bg3: #0a1020;
  --surface: rgba(255, 255, 255, 0.035);
  --surface2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border2: rgba(255, 255, 255, 0.14);
  --text: #f0f4ff;
  --muted: rgba(180, 200, 255, 0.55);
  --muted2: rgba(180, 200, 255, 0.35);
  --cyan: #00d4ff;
  --cyan2: #22e5ff;
  --magenta: #e040fb;
  --lime: #a3ff47;
  --red: #ef4444;
  --red2: #dc2626;
  --green: #22c55e;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --shadow: 0 0 0 1px var(--border), 0 8px 40px rgba(0, 0, 0, 0.4);
  --glow-c: 0 0 40px rgba(0, 212, 255, 0.18);
  --glow-m: 0 0 40px rgba(224, 64, 251, 0.18);
  --font-head: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  overflow-x: hidden;
  line-height: 1.6;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* ── Animated Star Field ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 15% 25%, rgba(255, 255, 255, 0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 45% 10%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 72% 55%, rgba(255, 255, 255, 0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 88% 30%, rgba(255, 255, 255, 0.35) 0%, transparent 100%),
    radial-gradient(1px 1px at 55% 80%, rgba(255, 255, 255, 0.45) 0%, transparent 100%),
    radial-gradient(2px 2px at 30% 65%, rgba(0, 212, 255, 0.25) 0%, transparent 100%),
    radial-gradient(1px 1px at 92% 72%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
    radial-gradient(1.5px 1.5px at 8% 85%, rgba(224, 64, 251, 0.2) 0%, transparent 100%);
  animation: starTwinkle 8s ease-in-out infinite alternate;
}

/* ── Grid Background ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
}

@keyframes starTwinkle {
  0% {
    opacity: 0.6;
  }

  50% {
    opacity: 1;
  }

  100% {
    opacity: 0.7;
  }
}

/* ── Cursor ── */
#cursor-glow {
  position: fixed;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08) 0%, rgba(224, 64, 251, 0.04) 50%, transparent 70%);
  transition: left 0.08s, top 0.08s;
}

#cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 999;
  transform: translate(-50%, -50%);
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  transition: left 0.03s, top 0.03s;
}

#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

/* Hide custom cursor on touch devices */
@media (hover: none) and (pointer: coarse) {

  #cursor-glow,
  #cursor-dot,
  #particle-canvas {
    display: none !important;
  }
}

/* ── Container ── */
.container {
  position: relative;
  z-index: 10;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Typography ── */
.grad-text {
  background: linear-gradient(135deg, var(--cyan) 0%, var(--magenta) 55%, var(--lime) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradShift 5s ease infinite;
}

@keyframes gradShift {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

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

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

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), filter 0.2s;
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.25);
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.4), 0 0 20px rgba(224, 64, 251, 0.25);
  filter: brightness(1.1);
}

.btn-primary.full-width {
  width: 100%;
  justify-content: center;
  font-size: 1.05rem;
  padding: 16px;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border2);
  background: var(--surface);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s var(--ease);
  text-decoration: none;
}

.btn-ghost:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
  transform: translateY(-2px);
}

.btn-primary-sm {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.875rem;
  padding: 10px 20px;
  border-radius: var(--radius-xs);
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
  text-decoration: none;
}

.btn-primary-sm:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 28px rgba(0, 212, 255, 0.35);
}

.btn-ghost-sm {
  display: inline-flex;
  align-items: center;
  color: var(--muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
  text-decoration: none;
}

.btn-ghost-sm:hover {
  color: var(--text);
  border-color: var(--border2);
}

.btn-primary-full {
  display: block;
  width: 100%;
  text-align: center;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px;
  border-radius: var(--radius-sm);
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  text-decoration: none;
}

.btn-primary-full:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 36px rgba(0, 212, 255, 0.35);
}

.btn-ghost-full {
  display: block;
  width: 100%;
  text-align: center;
  color: var(--text);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border2);
  background: var(--surface);
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
  text-decoration: none;
}

.btn-ghost-full:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
  transform: translateY(-1px);
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
}

.nav.scrolled {
  background: rgba(3, 6, 18, 0.88);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border-bottom-color: var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-brand {
  line-height: 1.2;
}

.nav-name {
  display: block;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text);
}

.nav-tagline {
  display: block;
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--muted2);
  text-transform: uppercase;
}

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s;
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.mobile-menu {
  display: none;
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0, 212, 255, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(224, 64, 251, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 10% 60%, rgba(163, 255, 71, 0.05) 0%, transparent 60%);
}

.hero-glow-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(80px);
  animation: orbFloat 8s ease-in-out infinite alternate;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: rgba(0, 212, 255, 0.07);
  top: -200px;
  right: -100px;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: rgba(224, 64, 251, 0.06);
  bottom: -100px;
  left: -100px;
  animation-delay: -4s;
}

@keyframes orbFloat {
  from {
    transform: translate(0, 0) scale(1);
  }

  to {
    transform: translate(30px, 30px) scale(1.05);
  }
}

.hero-content {
  padding: 80px 24px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.03em;
  margin-bottom: 32px;
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  flex-shrink: 0;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    box-shadow: 0 0 8px var(--green);
  }

  50% {
    box-shadow: 0 0 20px var(--green), 0 0 40px rgba(34, 197, 94, 0.3);
  }
}

.hero-h1 {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 28px;
}

.hero-h1 .line-white {
  display: block;
  color: var(--text);
}

.hero-h1 .line-grad {
  display: block;
  background: linear-gradient(135deg, var(--cyan) 0%, var(--magenta) 50%, var(--lime) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradShift 4s ease infinite;
}

.hero-sub {
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--muted);
  line-height: 1.7;
}

.hero-btns {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  gap: 32px;
}

.stat {
  text-align: center;
}

.stat-n {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 900;
  color: var(--text);
  line-height: 1;
}

.stat-l {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted2);
  margin-top: 4px;
}

.stat-div {
  width: 1px;
  height: 40px;
  background: var(--border2);
}

/* ── FADE-UP animation ── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: var(--delay, 0s);
}

.fade-up.visible {
  opacity: 1;
  transform: none;
}

/* ── REVEAL animation ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── BELT ── */
.belt {
  position: relative;
  z-index: 10;
  padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
  overflow: hidden;
}

.belt-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted2);
  margin-bottom: 16px;
}

.belt-wrap {
  overflow: hidden;
}

.belt-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: beltScroll 28s linear infinite;
}

.belt-track span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
}

@keyframes beltScroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ── SECTION BASE ── */
.section {
  position: relative;
  z-index: 10;
  padding: 100px 0;
}

.bg-subtle {
  background: var(--bg2);
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  text-align: center;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  text-align: center;
  margin-bottom: 20px;
}

.section-title.text-left {
  text-align: left;
}

.section-sub {
  font-size: 1.1rem;
  color: var(--muted);
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
  line-height: 1.7;
}

/* ── SERVICES GRID ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
  cursor: default;
}

.service-card:hover {
  border-color: rgba(0, 212, 255, 0.35);
  transform: translateY(-4px);
  box-shadow: var(--glow-c);
  background: rgba(0, 212, 255, 0.04);
}

.card-icon {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
}

.inline-icon {
  vertical-align: middle;
  margin-right: 6px;
  transform: translateY(-1px);
}

.btn-icon {
  vertical-align: middle;
  margin-right: 4px;
  transform: translateY(-1px);
}

.card-icon svg {
  width: 32px;
  height: 32px;
  stroke-width: 1.5px;
}

.icon-cyan svg {
  stroke: var(--cyan);
  filter: drop-shadow(0 0 12px rgba(0, 212, 255, 0.4));
}

.icon-magenta svg {
  stroke: var(--magenta);
  filter: drop-shadow(0 0 12px rgba(224, 64, 251, 0.4));
}

.icon-lime svg {
  stroke: var(--lime);
  filter: drop-shadow(0 0 12px rgba(163, 255, 71, 0.4));
}

.card-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.card-desc {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
  margin-bottom: 20px;
}

.card-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 999px;
  padding: 4px 12px;
  letter-spacing: 0.04em;
}

/* ── CTA STRIP ── */
.cta-strip {
  position: relative;
  z-index: 10;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.06) 0%, rgba(224, 64, 251, 0.06) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 72px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-h2 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.cta-sub {
  color: var(--muted);
  margin-top: 8px;
  font-size: 1rem;
}

/* ── STEPS ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s var(--ease);
}

.step-card:hover {
  border-color: rgba(163, 255, 71, 0.3);
  transform: translateY(-3px);
}

.step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.step-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ── DEMO SECTION ── */
.demo-section {
  position: relative;
  z-index: 10;
  padding: 100px 0;
}

.demo-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.demo-copy {
  padding-top: 8px;
}

.demo-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  margin: 20px 0 28px;
}

.demo-feats {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.demo-feats li {
  font-size: 0.92rem;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.feat-check {
  color: var(--cyan);
  font-weight: 800;
  flex-shrink: 0;
}

/* ── DEMO WIDGET ── */
.demo-widget {
  background: var(--bg2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.demo-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  flex-wrap: wrap;
}

.demo-agent {
  display: flex;
  align-items: center;
  gap: 12px;
}

.agent-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--cyan);
  flex-shrink: 0;
  background: var(--surface);
}

.agent-name {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
}

.agent-status {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
}

.lang-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-size: 0.8rem;
  padding: 6px 10px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.lang-select:focus {
  border-color: var(--cyan);
  outline: none;
}

.mode-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.mode-btn {
  flex: 1;
  padding: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
  border-bottom: 2px solid transparent;
}

.mode-btn.active {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  background: rgba(0, 212, 255, 0.04);
}

.mode-btn:hover:not(.active) {
  color: var(--text);
  background: var(--surface);
}

.demo-messages {
  height: 220px;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.msg {
  display: flex;
  flex-direction: column;
}

.msg.user {
  align-items: flex-end;
}

.msg-bubble {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.88rem;
  line-height: 1.5;
}

.msg.bot .msg-bubble {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}

.msg.user .msg-bubble {
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  border-bottom-right-radius: 4px;
}

.msg-meta {
  font-size: 0.7rem;
  color: var(--muted2);
  margin-top: 4px;
  padding: 0 2px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.msg.user .msg-meta {
  justify-content: flex-end;
}

.lang-badge {
  background: rgba(0, 212, 255, 0.15);
  color: var(--cyan);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

.quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px 0;
}

.qbtn {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.qbtn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(0, 212, 255, 0.06);
}

.input-row {
  display: flex;
  gap: 10px;
  padding: 12px 16px 16px;
}

.chat-input {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.88rem;
  padding: 10px 14px;
  transition: border-color 0.2s;
  font-family: var(--font-body);
}

.chat-input:focus {
  outline: none;
  border-color: var(--cyan);
}

.chat-input::placeholder {
  color: var(--muted2);
}

.send-btn {
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  width: 42px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  flex-shrink: 0;
}

.send-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.4);
}

.send-btn:disabled {
  opacity: 0.5;
  cursor: default;
  transform: none;
}

/* ── VOICE PANEL ── */
.voice-panel {
  padding: 24px;
  text-align: center;
}

.voice-timer {
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.voice-orb-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.voice-orb {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.25), 0 0 60px rgba(0, 212, 255, 0.1);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.3s;
}

.voice-orb:hover {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.4), 0 0 80px rgba(224, 64, 251, 0.2);
}

.voice-orb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.voice-name {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--text);
  font-size: 1.05rem;
}

.voice-sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.voice-transcript {
  font-size: 0.85rem;
  color: var(--muted);
  min-height: 20px;
  margin-bottom: 20px;
  font-style: italic;
}

.voice-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 16px;
}

.v-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--border2);
  background: var(--surface2);
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.v-btn:hover {
  transform: scale(1.08);
}

.v-btn.mic {
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  border: none;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.v-btn.end {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: var(--red);
}

.v-btn.end:hover {
  background: rgba(239, 68, 68, 0.25);
}

.voice-settings-link {
  color: var(--muted2);
  font-size: 0.78rem;
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: underline;
  transition: color 0.2s;
}

.voice-settings-link:hover {
  color: var(--cyan);
}

/* ── CHIPS ── */
.chips-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}

.chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--muted);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.chip:hover {
  border-color: var(--magenta);
  color: var(--text);
  background: rgba(224, 64, 251, 0.05);
}

/* ── TESTIMONIALS ── */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.testi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
}

.testi-card:hover {
  border-color: rgba(163, 255, 71, 0.25);
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(163, 255, 71, 0.08);
}

.stars {
  color: #f59e0b;
  font-size: 0.95rem;
  letter-spacing: 2px;
}

.testi-text {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
  flex: 1;
  font-style: italic;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testi-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 900;
  color: #fff;
  flex-shrink: 0;
}

.testi-name {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text);
}

.testi-role {
  font-size: 0.78rem;
  color: var(--muted2);
  margin-top: 2px;
}

/* ── PRICING ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: border-color 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--border2);
}

.pricing-card.popular {
  border-color: rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.04);
  box-shadow: var(--glow-c);
}

.pricing-card.popular:hover {
  box-shadow: 0 0 60px rgba(0, 212, 255, 0.2);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 5px 16px;
  border-radius: 999px;
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.plan-name {
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.plan-price {
  font-family: var(--font-head);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--text);
  line-height: 1;
}

.plan-price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
}

.plan-tagline {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.plan-feats {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.plan-feats li {
  font-size: 0.88rem;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.plan-feats li::before {
  content: '✓';
  color: var(--green);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 0.05em;
}

/* ── FAQ ── */
.faq-list {
  max-width: 760px;
  margin: 40px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s;
  overflow: hidden;
}

.faq-item.open {
  border-color: rgba(0, 212, 255, 0.3);
}

.faq-q {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--text);
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-body);
  transition: color 0.2s;
}

.faq-q:hover {
  color: var(--cyan);
}

.faq-icon {
  font-size: 1.3rem;
  color: var(--cyan);
  flex-shrink: 0;
  transition: transform 0.3s var(--ease);
  font-style: normal;
  line-height: 1;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease), padding 0.3s;
}

.faq-item.open .faq-a {
  max-height: 200px;
}

.faq-a p {
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── CONTACT ── */
.contact-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.7;
  margin: 16px 0 28px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-details li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--muted);
}

.contact-details a {
  color: var(--cyan);
  transition: opacity 0.2s;
}

.contact-details a:hover {
  opacity: 0.75;
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

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

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

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  padding: 12px 14px;
  font-family: var(--font-body);
  transition: border-color 0.2s, box-shadow 0.2s;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted2);
}

.form-group select option {
  background: var(--bg3);
}

.form-note {
  font-size: 0.76rem;
  color: var(--muted2);
  text-align: center;
}

.form-note a {
  color: var(--cyan);
}

/* ── FOOTER ── */
.footer {
  background: #020409;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 10;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  padding: 72px 24px 48px;
  align-items: start;
}

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

.footer-logo {
  margin-bottom: 20px;
  display: inline-flex;
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 48px;
}

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

.footer-col h4 {
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted2);
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 0.88rem;
  color: var(--muted);
  transition: color 0.2s;
}

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

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

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 24px;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--muted2);
}

/* ── MOBILE RESPONSIVE ── */
@media (max-width: 900px) {

  .nav-links,
  .nav-cta {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .mobile-menu {
    display: block;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: rgba(3, 6, 18, 0.96);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease), padding 0.3s;
  }

  .mobile-menu.open {
    max-height: 360px;
    padding: 24px;
  }

  .mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 24px;
  }

  .mobile-menu a {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
  }

  .demo-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-inner {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 32px;
  }

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

  .cta-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .hero-btns {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-btns .btn-primary,
  .hero-btns .btn-ghost {
    justify-content: center;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-div {
    display: none;
  }

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

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

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

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

  .contact-form {
    padding: 24px 20px;
  }

  .footer-links {
    flex-direction: column;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border2);
  border-radius: 3px;
}

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

/* ── Selection ── */
::selection {
  background: rgba(0, 212, 255, 0.25);
  color: var(--text);
}