@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg: #0b0d12;
  --bg-2: #111318;
  --panel: #16181f;
  --surface: rgba(255,255,255,0.05);
  --surface-hover: rgba(255,255,255,0.08);
  --line: rgba(255,255,255,0.07);
  --line-hover: rgba(255,255,255,0.12);
  --text: #f0f0f3;
  --text-2: #a0a0b0;
  --muted: #5a5a6e;
  --accent: #b44ef8;
  --accent-hover: #9d3ae8;
  --accent-glow: rgba(180,78,248,0.18);
  --accent-subtle: rgba(180,78,248,0.08);
  --purple: #6c5ce7;
  --teal: #00cec9;
  --orange: #fdcb6e;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --t: 0.2s cubic-bezier(0.4,0,0.2,1);
}

*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color:inherit; text-decoration:none; }
::selection { background:rgba(180,78,248,0.25); color:#fff; }

/* ═══ Nav ═══ */
.nav {
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:rgba(11,13,18,0.82);
  backdrop-filter:blur(24px) saturate(1.2);
  -webkit-backdrop-filter:blur(24px) saturate(1.2);
  border-bottom:1px solid var(--line);
}
.nav-inner {
  max-width:1140px; margin:0 auto; padding:0 24px;
  height:64px; display:flex; align-items:center; justify-content:space-between;
}
.logo {
  display:flex; align-items:center; gap:10px;
}
.logo-icon {
  width:32px; height:32px; border-radius:9px;
  overflow:hidden; flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
}
.logo-icon img { width:100%; height:100%; object-fit:contain; }
.logo-icon.sm { width:26px; height:26px; border-radius:7px; }
.logo-font-img { height:20px; object-fit:contain; }
.logo-font-img.sm { height:16px; }
.nav-links {
  display:flex; align-items:center; gap:28px;
}
.nav-links a {
  color:var(--text-2); font-size:14px; font-weight:500; transition:color var(--t);
}
.nav-links a:hover { color:var(--text); }
.btn-signin {
  color:var(--text) !important; font-weight:600 !important;
}
.btn-cta {
  background:var(--accent); color:#fff !important;
  padding:9px 20px; border-radius:var(--radius-sm);
  font-weight:700 !important; font-size:14px !important;
  transition:all var(--t);
  box-shadow:0 2px 12px var(--accent-glow);
}
.btn-cta:hover {
  background:var(--accent-hover);
  transform:translateY(-1px);
  box-shadow:0 4px 20px var(--accent-glow);
}
.mobile-menu-btn {
  display:none; background:none; border:none; color:var(--text);
  cursor:pointer; padding:4px;
}

/* ═══ Buttons ═══ */
.btn-primary {
  display:inline-flex; align-items:center; gap:8px;
  background:var(--accent); color:#fff;
  padding:14px 28px; border-radius:var(--radius-sm);
  font-weight:700; font-size:16px; border:none;
  transition:all 0.25s;
  box-shadow:0 4px 20px var(--accent-glow);
}
.btn-primary:hover {
  background:var(--accent-hover);
  transform:translateY(-2px);
  box-shadow:0 6px 28px rgba(180,78,248,0.28);
}
.btn-primary.btn-lg {
  padding:16px 36px; font-size:17px; border-radius:999px;
}
.btn-secondary {
  display:inline-flex; align-items:center;
  background:var(--surface); border:1px solid var(--line);
  color:var(--text); padding:14px 28px;
  border-radius:var(--radius-sm); font-weight:600; font-size:16px;
  transition:all 0.25s;
}
.btn-secondary:hover {
  background:var(--surface-hover);
  border-color:var(--line-hover);
}

.gradient-text {
  background:linear-gradient(135deg,#5b8dee,#b44ef8,#f43f8b);
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
}

/* ═══ Hero ═══ */
.hero {
  position:relative; min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  padding:100px 24px 60px;
}
.hero-bg {
  position:absolute; inset:0; pointer-events:none; overflow:hidden;
}
.hero-glow {
  position:absolute; top:-20%; left:15%;
  width:700px; height:500px;
  background:radial-gradient(ellipse,rgba(180,78,248,0.07) 0%,transparent 70%);
}
.hero-glow-2 {
  position:absolute; bottom:-10%; right:10%;
  width:500px; height:400px;
  background:radial-gradient(ellipse,rgba(108,92,231,0.05) 0%,transparent 70%);
}
.hero-content {
  position:relative; max-width:1140px; width:100%;
  display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center;
}
.hero-text { max-width:520px; }
.hero-eyebrow {
  display:inline-flex; align-items:center;
  font-size:12px; font-weight:700; letter-spacing:0.6px; text-transform:uppercase;
  color:var(--accent); background:var(--accent-subtle);
  border:1px solid rgba(180,78,248,0.2);
  padding:6px 14px; border-radius:999px;
  margin-bottom:18px;
}
.hero h1 {
  font-size:clamp(36px,5vw,56px); font-weight:900;
  line-height:1.08; letter-spacing:-1.5px; margin-bottom:20px;
}
.hero-sub {
  font-size:17px; color:var(--text-2); line-height:1.7; margin-bottom:32px;
}
.hero-actions {
  display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px;
}
.hero-proof {
  display:flex; align-items:center; gap:12px;
}
.hero-proof-text {
  font-size:13px; color:var(--muted); font-weight:500;
  letter-spacing:0.1px;
}

/* ═══ Hero Mockup ═══ */
.hero-visual { display:flex; justify-content:center; }
.mockup {
  width:100%; max-width:520px;
  border:1px solid var(--line-hover);
  border-radius:var(--radius);
  background:var(--panel);
  overflow:hidden;
  box-shadow:0 8px 60px rgba(0,0,0,0.5),0 0 80px var(--accent-glow);
  display:grid; grid-template-columns:160px 1fr;
  min-height:380px;
  animation:fadeUp 0.8s ease-out 0.3s both;
}
.mockup-sidebar {
  border-right:1px solid var(--line);
  padding:10px 8px;
  display:flex; flex-direction:column; gap:2px;
  background:rgba(11,13,18,0.6);
}
.mock-sidebar-item {
  display:flex; align-items:center; gap:8px;
  padding:8px; border-radius:var(--radius-xs);
  cursor:default; transition:background var(--t);
}
.mock-sidebar-item.active {
  background:var(--accent-subtle);
}
.mock-sidebar-item strong {
  display:block; font-size:12px; font-weight:700; color:var(--text);
}
.mock-sidebar-item small {
  display:block; font-size:10px; color:var(--muted);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:80px;
}
.mock-av {
  width:30px; height:30px; border-radius:999px; flex-shrink:0;
  display:grid; place-items:center;
  font-size:11px; font-weight:800; color:#fff;
}
.mock-av.sm { width:28px; height:28px; font-size:10px; }
.mock-av.xs { width:22px; height:22px; font-size:9px; }

.mockup-chat { display:flex; flex-direction:column; }
.mockup-chat-header {
  display:flex; align-items:center; gap:8px;
  padding:10px 12px;
  border-bottom:1px solid var(--line);
}
.mockup-chat-header strong { font-size:13px; display:block; }
.mockup-chat-header small { font-size:10px; color:var(--muted); }
.mock-call-btn {
  margin-left:auto;
  width:30px; height:30px; border-radius:999px;
  display:grid; place-items:center;
  background:var(--surface); color:var(--accent);
}
.mockup-messages {
  flex:1; padding:12px; display:flex; flex-direction:column; gap:8px;
  overflow:hidden;
}
.mock-msg {
  max-width:88%; animation:fadeMsg 0.4s ease-out both;
}
.mock-msg:nth-child(1) { animation-delay:0.6s; }
.mock-msg:nth-child(2) { animation-delay:1.2s; }
.mock-msg:nth-child(3) { animation-delay:1.8s; }

.mock-msg p {
  padding:8px 12px; border-radius:14px;
  font-size:12px; line-height:1.5;
}
.mock-msg.char p {
  background:var(--surface); border:1px solid var(--line);
  color:var(--text-2); border-bottom-left-radius:4px;
}
.mock-msg.user {
  align-self:flex-end;
}
.mock-msg.user p {
  background:var(--accent); color:#fff;
  border-bottom-right-radius:4px;
  box-shadow:0 2px 8px var(--accent-glow);
}
.mock-typing-row {
  display:flex; align-items:center; gap:6px;
  animation:fadeMsg 0.4s ease-out 2.4s both;
}
.mock-typing {
  display:flex; gap:3px; padding:8px 12px;
  border-radius:14px; background:var(--surface); border:1px solid var(--line);
}
.mock-typing span {
  width:6px; height:6px; border-radius:50%; background:var(--muted);
  animation:typingDot 1.4s ease-in-out infinite;
}
.mock-typing span:nth-child(2) { animation-delay:0.2s; }
.mock-typing span:nth-child(3) { animation-delay:0.4s; }

.mockup-composer {
  display:flex; align-items:center; justify-content:space-between;
  padding:10px 12px; border-top:1px solid var(--line);
  font-size:11px; color:var(--muted);
}
.mockup-composer svg { color:var(--accent); opacity:0.6; }

/* ═══ Voice Section ═══ */
.voice-section {
  padding:80px 24px 100px;
  background:linear-gradient(180deg,rgba(22,24,31,0.6) 0%,transparent 100%);
}
.voice-inner {
  max-width:1140px; margin:0 auto;
  display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center;
}
.voice-text .section-label { margin-bottom:14px; }
.voice-text h2 {
  font-size:clamp(28px,3.5vw,42px); font-weight:900;
  line-height:1.1; letter-spacing:-0.8px; margin-bottom:18px;
}
.voice-desc {
  font-size:16px; color:var(--text-2); line-height:1.75; margin-bottom:28px;
}
.voice-points {
  list-style:none; display:flex; flex-direction:column; gap:12px; margin-bottom:36px;
}
.voice-points li {
  display:flex; align-items:center; gap:10px;
  font-size:15px; font-weight:500; color:var(--text);
}
.voice-points li svg { color:var(--accent); flex-shrink:0; }

/* Call card */
.voice-visual { display:flex; justify-content:center; }
.call-card {
  position:relative; width:260px;
  background:var(--panel); border:1px solid var(--line-hover);
  border-radius:28px; padding:36px 28px 28px;
  display:flex; flex-direction:column; align-items:center; gap:0;
  box-shadow:0 12px 60px rgba(0,0,0,0.45), 0 0 60px rgba(180,78,248,0.12);
  animation:fadeUp 0.8s ease-out 0.2s both;
}
.call-glow {
  position:absolute; top:-30%; left:50%; transform:translateX(-50%);
  width:240px; height:160px;
  background:radial-gradient(ellipse,rgba(180,78,248,0.15),transparent 70%);
  pointer-events:none;
}
.call-av-wrap {
  position:relative; margin-bottom:16px;
}
.call-av {
  width:72px; height:72px; border-radius:999px;
  display:grid; place-items:center;
  font-size:26px; font-weight:800; color:#fff;
  position:relative; z-index:1;
}
.call-av-ring {
  position:absolute; inset:-8px;
  border-radius:999px;
  border:2px solid rgba(180,78,248,0.3);
  animation:callRing 2s ease-in-out infinite;
}
.call-name {
  font-size:20px; font-weight:800; margin-bottom:6px;
}
.call-status {
  display:flex; align-items:center; gap:6px;
  font-size:13px; color:var(--text-2); margin-bottom:28px;
}
.call-dot {
  width:7px; height:7px; border-radius:999px; background:#22c55e;
  animation:pulseDot 1.5s ease-in-out infinite;
}
.call-wave {
  display:flex; align-items:center; gap:4px; height:40px; margin-bottom:28px;
}
.call-wave span {
  width:4px; border-radius:4px; background:var(--accent); opacity:0.7;
  animation:waveBar 1.2s ease-in-out infinite;
}
.call-wave span:nth-child(1) { animation-delay:0s; }
.call-wave span:nth-child(2) { animation-delay:0.1s; }
.call-wave span:nth-child(3) { animation-delay:0.2s; }
.call-wave span:nth-child(4) { animation-delay:0.3s; }
.call-wave span:nth-child(5) { animation-delay:0.15s; }
.call-wave span:nth-child(6) { animation-delay:0.25s; }
.call-wave span:nth-child(7) { animation-delay:0.05s; }
.call-wave span:nth-child(8) { animation-delay:0.35s; }
.call-wave span:nth-child(9) { animation-delay:0.2s; }
.call-actions {
  display:flex; align-items:center; gap:16px;
}
.call-btn {
  width:46px; height:46px; border-radius:999px;
  display:grid; place-items:center;
  background:var(--surface); border:1px solid var(--line);
  color:var(--text-2); cursor:default; transition:none;
}
.call-btn.hangup {
  background:#ef4444; border-color:#ef4444; color:#fff;
  width:54px; height:54px;
}

@keyframes callRing {
  0%,100% { transform:scale(1); opacity:0.5; }
  50% { transform:scale(1.12); opacity:0.15; }
}
@keyframes pulseDot {
  0%,100% { opacity:1; }
  50% { opacity:0.4; }
}
@keyframes waveBar {
  0%,100% { height:8px; }
  50% { height:32px; }
}

/* ═══ Sections ═══ */
.section {
  max-width:1140px; margin:0 auto; padding:100px 24px;
}
.section-alt {
  max-width:100%; background:linear-gradient(180deg,rgba(22,24,31,0.5) 0%,transparent 100%);
}
.section-alt > * {
  max-width:1140px; margin-left:auto; margin-right:auto;
  padding-left:24px; padding-right:24px;
}
.section-header { text-align:center; margin-bottom:56px; }
.section-label {
  display:inline-block; font-size:12px; font-weight:700;
  text-transform:uppercase; letter-spacing:1.5px;
  color:var(--accent); margin-bottom:14px;
}
.section-header h2 {
  font-size:clamp(26px,4vw,38px); font-weight:800;
  line-height:1.15; letter-spacing:-0.6px; margin-bottom:14px;
}
.section-sub {
  font-size:17px; color:var(--text-2); max-width:460px; margin:0 auto;
}

/* ═══ Features ═══ */
.features-grid {
  display:grid; grid-template-columns:repeat(2,1fr); gap:16px;
}
.feature-card {
  background:var(--panel); border:1px solid var(--line);
  border-radius:var(--radius); padding:28px 24px;
  transition:all 0.3s;
}
.feature-card:hover {
  border-color:var(--line-hover);
  transform:translateY(-3px);
  box-shadow:0 12px 40px rgba(0,0,0,0.25);
}
.feature-icon {
  width:48px; height:48px; border-radius:12px;
  display:grid; place-items:center; margin-bottom:18px;
}
.feature-icon.pink { background:var(--accent-subtle); color:var(--accent); }
.feature-icon.purple { background:rgba(108,92,231,0.1); color:var(--purple); }
.feature-icon.teal { background:rgba(0,206,201,0.1); color:var(--teal); }
.feature-icon.orange { background:rgba(253,203,110,0.1); color:var(--orange); }
.feature-card h3 {
  font-size:18px; font-weight:700; margin-bottom:8px; letter-spacing:-0.2px;
}
.feature-card p {
  font-size:14px; color:var(--text-2); line-height:1.7;
}

/* ═══ Steps ═══ */
.steps {
  max-width:600px; margin:0 auto;
  display:flex; flex-direction:column; align-items:center;
}
.step {
  display:flex; align-items:flex-start; gap:20px; width:100%;
}
.step-num {
  width:48px; height:48px; flex-shrink:0;
  display:grid; place-items:center;
  border-radius:14px;
  background:var(--accent-subtle); border:1px solid rgba(180,78,248,0.15);
  color:var(--accent); font-size:18px; font-weight:800;
}
.step-body { padding-top:4px; }
.step-body h3 {
  font-size:18px; font-weight:700; margin-bottom:4px; letter-spacing:-0.2px;
}
.step-body p {
  font-size:15px; color:var(--text-2); line-height:1.65;
}
.step-connector {
  width:2px; height:32px; margin:4px 0 4px 23px;
  background:linear-gradient(to bottom,rgba(180,78,248,0.2),rgba(180,78,248,0.04));
}

/* ═══ CTA ═══ */
.cta-section { text-align:center; }
.cta-card {
  position:relative; overflow:hidden;
  background:var(--panel); border:1px solid var(--line);
  border-radius:20px; padding:64px 40px;
  max-width:560px; margin:0 auto;
}
.cta-glow {
  position:absolute; top:-40%; left:50%; transform:translateX(-50%);
  width:400px; height:300px;
  background:radial-gradient(ellipse,var(--accent-glow),transparent 70%);
  pointer-events:none;
}
.cta-card h2 {
  position:relative; font-size:32px; font-weight:800;
  margin-bottom:14px; letter-spacing:-0.8px;
}
.cta-card p {
  position:relative; color:var(--text-2); font-size:16px; margin-bottom:28px;
}
.cta-card .btn-primary { position:relative; }

/* ═══ Footer ═══ */
.footer { border-top:1px solid var(--line); padding:28px 24px; }
.footer-inner {
  max-width:1140px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
}
.footer-brand { display:flex; align-items:center; gap:8px; }
.footer-name { font-size:15px; font-weight:700; }
.footer-links { display:flex; gap:24px; }
.footer-links a { font-size:13px; color:var(--text-2); transition:color var(--t); }
.footer-links a:hover { color:var(--text); }
.footer-copy { font-size:12px; color:var(--muted); }

/* ═══ Animations ═══ */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(24px); }
  to { opacity:1; transform:translateY(0); }
}
@keyframes fadeMsg {
  from { opacity:0; transform:translateY(6px); }
  to { opacity:1; transform:translateY(0); }
}
@keyframes typingDot {
  0%,60%,100% { opacity:0.3; transform:scale(0.85); }
  30% { opacity:1; transform:scale(1); }
}

/* ═══ Responsive ═══ */
@media (max-width:900px) {
  .hero-content { grid-template-columns:1fr; text-align:center; }
  .hero-text { max-width:100%; }
  .hero-actions { justify-content:center; }
  .hero-proof { justify-content:center; }
  .hero-visual { margin-top:40px; }
  .mockup { max-width:440px; }
  .voice-inner { grid-template-columns:1fr; text-align:center; gap:48px; }
  .voice-points { align-items:center; }
  .voice-text .btn-primary { display:inline-flex; }
}
@media (max-width:700px) {
  .nav-links { display:none; }
  .nav-links.open {
    display:flex; flex-direction:column;
    position:absolute; top:64px; left:0; right:0;
    background:var(--bg-2); border-bottom:1px solid var(--line);
    padding:16px 24px; gap:12px;
  }
  .mobile-menu-btn { display:block; }
  .hero { padding:90px 18px 40px; min-height:auto; }
  .hero h1 { letter-spacing:-1px; }
  .mockup { grid-template-columns:1fr; min-height:auto; max-width:100%; }
  .mockup-sidebar { display:none; }
  .features-grid { grid-template-columns:1fr; }
  .section { padding:64px 18px; }
  .cta-card { padding:44px 22px; border-radius:16px; }
  .cta-card h2 { font-size:26px; }
  .footer-inner { flex-direction:column; gap:12px; text-align:center; }
  .footer-links { justify-content:center; }
}