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

:root {
  --bg: #0f141a;
  --card: #18202a;
  --surface: #0c1118;
  --text: #ffffff;
  --muted: #9ba7b6;
  --accent: #f4731f;
  --accent-soft: rgba(244, 115, 31, 0.14);
  --line: #232e3a;
  --success: #00c851;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(244, 115, 31, 0.14), transparent 34%),
    var(--bg);
}

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

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 7vw 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background: var(--accent);
  display: grid;
  place-items: center;
  font-weight: 900;
  color: #000000;
}

.hero {
  min-height: calc(100vh - 92px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: clamp(28px, 5vw, 72px);
  padding: clamp(42px, 6vw, 76px) 7vw 40px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 5.8rem);
  line-height: 0.96;
  letter-spacing: 0;
  margin: 0 0 20px;
  max-width: 880px;
}

.hero-copy p:not(.eyebrow) {
  font-size: clamp(1rem, 1.5vw, 1.22rem);
  line-height: 1.65;
  color: var(--muted);
  margin: 0 0 24px;
  max-width: 620px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--muted);
}

.phone-mockup {
  width: min(100%, 390px);
  justify-self: center;
  border-radius: 36px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(180deg, #18202a 0%, #0c1118 100%);
  box-shadow: var(--shadow);
  padding: 22px;
  position: relative;
}

.phone-mockup::before {
  content: '';
  position: absolute;
  top: 12px;
  left: 50%;
  width: 92px;
  height: 5px;
  border-radius: 999px;
  background: #303b49;
  transform: translateX(-50%);
}

.phone-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 22px;
  padding: 14px;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.phone-status span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.phone-status strong {
  color: var(--text);
  font-size: 1.25rem;
}

.mic-preview {
  min-height: 210px;
  display: grid;
  place-items: center;
  position: relative;
}

.mic-ring {
  width: 172px;
  height: 172px;
  border-radius: 50%;
  background: rgba(244, 115, 31, 0.18);
  position: absolute;
}

.mic-core {
  width: 126px;
  height: 126px;
  border-radius: 50%;
  background: var(--accent);
  color: #000000;
  display: grid;
  place-items: center;
  font-weight: 900;
  letter-spacing: 0.08em;
  box-shadow: 0 0 42px rgba(244, 115, 31, 0.44);
}

.invoice-preview {
  display: grid;
  gap: 8px;
}

.preview-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: 8px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

.preview-row strong {
  color: var(--text);
}

.flow-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-top: 14px;
}

.flow-strip span {
  padding: 9px 6px;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--text);
  text-align: center;
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

.sections {
  padding: 20px 7vw 64px;
  display: grid;
  gap: 18px;
}

.section-card {
  background: var(--card);
  border-radius: 8px;
  padding: 24px;
  border: 1px solid var(--line);
}

.section-card h3 {
  margin: 0 0 14px;
  font-size: 1.15rem;
}

.grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.grid .item {
  background: var(--surface);
  border-radius: 8px;
  padding: 15px;
  border: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.45;
}

.faq {
  display: grid;
  gap: 12px;
}

.faq p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.faq strong {
  color: var(--text);
}

.footer {
  margin-top: auto;
  padding: 24px 7vw 36px;
  font-size: 0.9rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.footer a {
  color: var(--accent);
}

@media (max-width: 820px) {
  .nav {
    align-items: flex-start;
  }

  .nav > .badge {
    display: none;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 42px;
  }

  .phone-mockup {
    justify-self: stretch;
    max-width: 430px;
    margin: 0 auto;
  }
}