:root {
  --ink: #14212b;
  --muted: #5a6b78;
  --paper: #f3f7f8;
  --white: #ffffff;
  --teal: #0f6e6b;
  --teal-deep: #0a4f4d;
  --cyan: #1aa6d6;
  --navy: #16324f;
  --line: rgba(20, 33, 43, 0.1);
  --shadow: 0 24px 60px rgba(15, 55, 70, 0.14);
  --radius: 22px;
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Figtree", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(26, 166, 214, 0.18), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(15, 110, 107, 0.16), transparent 50%),
    linear-gradient(180deg, #eef6f7 0%, var(--paper) 38%, #e8f1f2 100%);
  line-height: 1.55;
}

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

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

.wrap {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(243, 247, 248, 0.82);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand img {
  height: 42px;
  width: auto;
}

.brand span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  border-radius: 999px;
  padding: 0.85rem 1.35rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.98rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--teal) 0%, var(--cyan) 100%);
  color: white;
  box-shadow: 0 14px 30px rgba(15, 110, 107, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 18px 36px rgba(26, 166, 214, 0.3);
}

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

.hero {
  padding: 3.5rem 0 2.5rem;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
  min-height: min(86vh, 760px);
}

.hero-copy {
  animation: rise 0.8s ease both;
}

.hero-logo {
  width: min(280px, 70vw);
  margin-bottom: 1.25rem;
  filter: drop-shadow(0 18px 30px rgba(22, 50, 79, 0.12));
  animation: floaty 5s ease-in-out infinite;
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.6vw, 3.55rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--navy);
  max-width: 12ch;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--cyan), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 36ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.hero-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-visual {
  position: relative;
  animation: rise 0.9s ease 0.12s both;
}

.phone-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 520px;
}

.phone {
  width: min(280px, 78vw);
  border-radius: 34px;
  background: linear-gradient(180deg, #1b2a36, #101820);
  padding: 12px;
  box-shadow: var(--shadow);
  transform: rotate(-2deg);
}

.phone-screen {
  border-radius: 26px;
  overflow: hidden;
  background: #f7f5f0;
  min-height: 480px;
  display: flex;
  flex-direction: column;
}

.phone-top {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 0.9rem;
  background: linear-gradient(135deg, var(--teal-deep), var(--teal));
  color: white;
}

.phone-top img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: white;
  object-fit: contain;
}

.phone-top strong {
  font-size: 0.92rem;
}

.phone-top small {
  display: block;
  opacity: 0.85;
  font-size: 0.72rem;
}

.chat {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 0.9rem;
  flex: 1;
}

.bubble {
  max-width: 86%;
  padding: 0.65rem 0.8rem;
  border-radius: 16px;
  font-size: 0.82rem;
  line-height: 1.4;
}

.bubble.user {
  align-self: flex-end;
  background: var(--teal);
  color: white;
  border-bottom-right-radius: 6px;
}

.bubble.bot {
  align-self: flex-start;
  background: white;
  border: 1px solid var(--line);
  border-bottom-left-radius: 6px;
  color: var(--ink);
}

.phone-input {
  margin: 0.4rem 0.7rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: white;
  padding: 0.65rem 0.9rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.glow {
  position: absolute;
  inset: 18% 8% auto;
  height: 55%;
  background: radial-gradient(circle, rgba(26, 166, 214, 0.28), transparent 70%);
  filter: blur(18px);
  z-index: -1;
}

section {
  padding: 4.2rem 0;
}

.section-head {
  max-width: 620px;
  margin-bottom: 2rem;
}

.section-head h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  color: var(--navy);
}

.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.step {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  min-height: 100%;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.step-num {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(15, 110, 107, 0.12);
  color: var(--teal-deep);
  font-weight: 800;
  margin-bottom: 0.9rem;
}

.step h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.demo {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.2));
  border-block: 1px solid var(--line);
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.demo-card {
  background: white;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(20, 33, 43, 0.05);
}

.demo-screen {
  padding: 1rem;
  min-height: 220px;
  background:
    linear-gradient(180deg, rgba(15, 110, 107, 0.08), transparent 40%),
    #fbfaf7;
}

.demo-screen h4 {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  font-family: var(--font-display);
}

.pill-row,
.list-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}

.pill {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  background: rgba(15, 110, 107, 0.1);
  color: var(--teal-deep);
}

.fake-row {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.6rem;
  border-radius: 12px;
  background: white;
  border: 1px solid var(--line);
  margin-bottom: 0.45rem;
}

.avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--teal));
  color: white;
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
}

.fake-row span {
  font-size: 0.82rem;
}

.demo-caption {
  padding: 1rem 1.1rem 1.2rem;
}

.demo-caption h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.demo-caption p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.feature {
  padding: 1.35rem;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.feature .icon {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 0.85rem;
  background: linear-gradient(135deg, rgba(26, 166, 214, 0.18), rgba(15, 110, 107, 0.18));
  font-size: 1.15rem;
}

.feature h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
}

.feature p {
  margin: 0;
  color: var(--muted);
}

.benefits {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1.5rem;
  align-items: center;
}

.benefit-panel {
  border-radius: 28px;
  padding: 1.6rem;
  background: linear-gradient(145deg, var(--navy), #0f6e6b 120%);
  color: white;
  box-shadow: var(--shadow);
}

.benefit-panel h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
}

.benefit-panel p {
  margin: 0;
  opacity: 0.9;
}

.benefit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.benefit-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: start;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.95rem 1rem;
}

.benefit-list strong {
  display: block;
  font-family: var(--font-display);
  margin-bottom: 0.15rem;
}

.benefit-list span {
  color: var(--muted);
  font-size: 0.94rem;
}

.check {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  background: rgba(15, 110, 107, 0.14);
  color: var(--teal-deep);
  display: grid;
  place-items: center;
  font-weight: 800;
  margin-top: 0.15rem;
}

.download {
  text-align: center;
  padding-bottom: 5rem;
}

.download-box {
  border-radius: 28px;
  padding: clamp(1.6rem, 4vw, 2.6rem);
  background:
    radial-gradient(500px 200px at 20% 0%, rgba(26, 166, 214, 0.25), transparent 60%),
    radial-gradient(500px 200px at 90% 100%, rgba(15, 110, 107, 0.22), transparent 55%),
    white;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.download-box img {
  width: 88px;
  margin: 0 auto 1rem;
}

.download-box h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
}

.download-box p {
  margin: 0 auto 1.25rem;
  max-width: 48ch;
  color: var(--muted);
}

.download-meta {
  margin-top: 0.9rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--navy);
}

.footer-brand img {
  height: 28px;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@media (max-width: 960px) {
  .hero,
  .benefits,
  .features,
  .demo-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 2rem;
  }

  .hero h1 {
    max-width: none;
  }

  .nav-links a:not(.btn) {
    display: none;
  }

  .phone {
    transform: none;
  }

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

@media (max-width: 640px) {
  .steps {
    grid-template-columns: 1fr;
  }
}