:root {
  --bg: #f6f7fc;
  --bg-soft: #eef1fb;
  --ink: #25283a;
  --ink-muted: #5c6178;
  --accent: #e37661;
  --accent-deep: #c95d4a;
  --blue: #4a6cf7;
  --blue-soft: #8fa8ff;
  --card: rgba(255, 255, 255, 0.82);
  --border: rgba(37, 40, 58, 0.08);
  --shadow: 0 24px 60px rgba(37, 40, 58, 0.08);
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1120px;
  --header-h: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

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

.container {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(16px);
  background: rgba(246, 247, 252, 0.82);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 28px rgba(227, 118, 97, 0.28);
}

.brand span em {
  font-style: normal;
  color: var(--accent);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 28px;
  font-size: 0.9375rem;
  color: var(--ink-muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 600;
  font-size: 0.9375rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent) 0%, #9b6df7 100%);
  box-shadow: 0 14px 32px rgba(227, 118, 97, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 18px 40px rgba(227, 118, 97, 0.34);
}

.btn-ghost {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
}

.btn-header {
  padding: 10px 18px;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 24px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto;
  height: 70%;
  background:
    radial-gradient(circle at 80% 20%, rgba(227, 118, 97, 0.18), transparent 42%),
    radial-gradient(circle at 10% 10%, rgba(74, 108, 247, 0.16), transparent 40%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  gap: 40px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--ink-muted);
  margin-bottom: 18px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, #9b6df7 55%, var(--blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  margin: 18px 0 0;
  max-width: 34rem;
  font-size: 1.0625rem;
  color: var(--ink-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-card {
  position: relative;
  border-radius: calc(var(--radius) + 8px);
  padding: 28px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(238, 241, 251, 0.88));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  min-height: 320px;
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto 12% -18px 12%;
  height: 40px;
  background: rgba(74, 108, 247, 0.12);
  filter: blur(24px);
  border-radius: 50%;
}

.voice-demo {
  display: grid;
  gap: 16px;
}

.voice-bubble {
  border-radius: 20px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(37, 40, 58, 0.05);
}

.voice-bubble strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.875rem;
}

.voice-bubble p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9375rem;
}

.wave {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  height: 72px;
  margin-top: 8px;
}

.wave span {
  width: 8px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--blue-soft), var(--blue));
  animation: pulse 1.4s ease-in-out infinite;
}

.wave span:nth-child(1),
.wave span:nth-child(7) {
  height: 18px;
  animation-delay: 0s;
}

.wave span:nth-child(2),
.wave span:nth-child(6) {
  height: 32px;
  animation-delay: 0.1s;
}

.wave span:nth-child(3),
.wave span:nth-child(5) {
  height: 48px;
  animation-delay: 0.2s;
}

.wave span:nth-child(4) {
  height: 64px;
  background: linear-gradient(180deg, #fff, var(--accent));
  animation-delay: 0.3s;
}

@keyframes pulse {
  0%,
  100% {
    transform: scaleY(0.75);
    opacity: 0.7;
  }
  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

.result-grid {
  display: grid;
  gap: 10px;
}

.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--bg-soft);
  font-size: 0.875rem;
}

.result-item span {
  color: var(--ink-muted);
}

/* Sections */
section {
  padding: 72px 0;
}

.section-label {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.section-title {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.section-lead {
  margin: 14px 0 0;
  max-width: 42rem;
  color: var(--ink-muted);
  font-size: 1.02rem;
}

.cards-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.card {
  padding: 22px;
  border-radius: var(--radius-sm);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(37, 40, 58, 0.04);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
}

.card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9375rem;
}

.feature-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  margin-bottom: 14px;
  background: linear-gradient(135deg, rgba(227, 118, 97, 0.14), rgba(74, 108, 247, 0.12));
  font-size: 1.25rem;
}

.steps {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.step {
  display: grid;
  gap: 8px;
  padding: 22px;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 1px solid var(--border);
}

.step-num {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent);
}

.values-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.soft-panel {
  border-radius: calc(var(--radius) + 4px);
  padding: 28px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(238, 241, 251, 0.9));
  border: 1px solid var(--border);
}

/* FAQ */
.faq-list {
  margin-top: 28px;
  display: grid;
  gap: 10px;
}

.faq-item {
  border-radius: var(--radius-sm);
  background: #fff;
  border: 1px solid var(--border);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  text-align: left;
  font-weight: 600;
}

.faq-question span:last-child {
  color: var(--accent);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-answer {
  display: none;
  padding: 0 20px 18px;
  color: var(--ink-muted);
  font-size: 0.9375rem;
}

.faq-item.is-open .faq-answer {
  display: block;
}

/* CTA */
.cta {
  padding-bottom: 88px;
}

.cta-box {
  text-align: center;
  padding: 40px 28px;
  border-radius: calc(var(--radius) + 8px);
  background: linear-gradient(135deg, rgba(227, 118, 97, 0.12), rgba(74, 108, 247, 0.12));
  border: 1px solid var(--border);
}

.cta-box h2 {
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 2.125rem);
  letter-spacing: -0.03em;
}

.cta-box p {
  margin: 12px auto 0;
  max-width: 34rem;
  color: var(--ink-muted);
}

.cta-box .btn {
  margin-top: 22px;
}

/* Footer */
.site-footer {
  padding: 28px 0 40px;
  border-top: 1px solid var(--border);
  color: var(--ink-muted);
  font-size: 0.875rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 20px;
}

.footer-links a:hover {
  color: var(--ink);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .cards-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cards-grid.features {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .values-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .cards-grid.pains {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}