:root {
  --primary: #15b8a6;
  --primary-dark: #0f766e;
  --secondary: #2563eb;
  --accent: #8b5cf6;
  --dark: #0f172a;
  --muted: #64748b;
  --light: #f8fafc;
  --white: #ffffff;
  --border: #e2e8f0;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
  --radius: 28px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}

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

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.85);
}

.header-inner {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.28rem;
  letter-spacing: -0.04em;
}

.logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.25);
}

.nav {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

.nav a:hover {
  color: var(--primary-dark);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  cursor: pointer;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 800;
  font-size: 0.94rem;
  transition: 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 16px 38px rgba(37, 99, 235, 0.24);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 50px rgba(37, 99, 235, 0.32);
}

.btn-outline {
  color: var(--dark);
  background: white;
  border: 1px solid var(--border);
}

.btn-outline:hover {
  color: var(--primary-dark);
  border-color: rgba(21, 184, 166, 0.5);
}

.btn-login {
  color: white;
  background: var(--dark);
  padding: 11px 20px;
}

.btn-login:hover {
  background: #020617;
  transform: translateY(-1px);
}

.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: white;
  cursor: pointer;
}

.menu-btn span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 4px auto;
  background: var(--dark);
  border-radius: 999px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 86px;
  background:
    radial-gradient(circle at 12% 12%, rgba(21, 184, 166, 0.18), transparent 30%),
    radial-gradient(circle at 88% 16%, rgba(37, 99, 235, 0.16), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  align-items: center;
  gap: 62px;
}

.badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 14px;
  margin-bottom: 20px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(21, 184, 166, 0.12);
  font-weight: 900;
  font-size: 0.84rem;
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(2.55rem, 5.5vw, 5.2rem);
  line-height: 0.99;
  letter-spacing: -0.075em;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--primary-dark), var(--secondary));
  -webkit-background-clip: text;
  color: transparent;
}

.hero p {
  max-width: 630px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 1.12rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

.hero-points span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-points span::before {
  content: "\2713";
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--primary);
  font-size: 0.76rem;
  font-weight: 900;
}

.app-preview {
  position: relative;
}

.app-preview::before {
  content: "";
  position: absolute;
  inset: 50px -15px -22px 34px;
  border-radius: 42px;
  background: linear-gradient(135deg, rgba(21, 184, 166, 0.22), rgba(37, 99, 235, 0.18));
  transform: rotate(-3deg);
}

.dashboard {
  position: relative;
  padding: 26px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 36px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.dash-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.small {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
}

.dash-top h3 {
  margin-top: 3px;
  font-size: 1.65rem;
  letter-spacing: -0.04em;
}

.pill {
  height: fit-content;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(21, 184, 166, 0.12);
  font-weight: 900;
  font-size: 0.78rem;
}

.schedule {
  display: grid;
  gap: 13px;
}

.schedule-item {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: white;
}

.avatar {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: var(--primary-dark);
  background: rgba(21, 184, 166, 0.12);
  font-weight: 900;
}

.avatar.blue {
  color: var(--secondary);
  background: rgba(37, 99, 235, 0.1);
}

.avatar.purple {
  color: var(--accent);
  background: rgba(139, 92, 246, 0.1);
}

.schedule-item strong {
  display: block;
  line-height: 1.2;
}

.schedule-item span {
  color: var(--muted);
  font-size: 0.88rem;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 13px;
  margin-top: 16px;
}

.metric {
  padding: 16px;
  border-radius: 18px;
  background: var(--light);
}

.metric strong {
  display: block;
  margin-top: 4px;
  font-size: 1.35rem;
  letter-spacing: -0.04em;
}

.section {
  padding: 92px 0;
}

.section-light {
  background: var(--light);
}

.section-head {
  max-width: 760px;
  margin: 0 auto 46px;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 14px;
  color: var(--primary-dark);
  font-weight: 900;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section-head h2,
.split h2,
.cta h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4.2vw, 3.45rem);
  line-height: 1.06;
  letter-spacing: -0.055em;
}

.section-head p,
.split p,
.cta p {
  color: var(--muted);
  font-size: 1.05rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  transition: 0.25s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 60px rgba(15, 23, 42, 0.09);
}

.icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(21, 184, 166, 0.13), rgba(37, 99, 235, 0.12));
  font-size: 1.55rem;
}

.card h3 {
  margin-bottom: 9px;
  font-size: 1.22rem;
  letter-spacing: -0.03em;
}

.card p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 60px;
  align-items: center;
}

.feature-list {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.feature-line {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--muted);
  font-weight: 500;
}

.feature-line span {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: var(--primary);
  font-size: 0.8rem;
  font-weight: 900;
}

.screen-card {
  padding: 28px;
  border-radius: 34px;
  background: #0f172a;
  color: white;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.screen-card::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  right: -100px;
  top: -100px;
  border-radius: 50%;
  background: rgba(21, 184, 166, 0.25);
}

.window-dots {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.window-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #94a3b8;
}

.window-dots span:nth-child(1) {
  background: #fb7185;
}

.window-dots span:nth-child(2) {
  background: #facc15;
}

.window-dots span:nth-child(3) {
  background: #34d399;
}

.record {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
}

.record-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
}

.record-row span {
  color: #cbd5e1;
}

.record-row strong {
  color: white;
}

.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: stretch;
}

.plan {
  position: relative;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
}

.plan.featured {
  border-color: rgba(21, 184, 166, 0.5);
  box-shadow: var(--shadow);
  transform: translateY(-8px);
}

.plan-tag {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: rgba(21, 184, 166, 0.12);
  font-size: 0.78rem;
  font-weight: 900;
}

.plan h3 {
  margin-bottom: 8px;
  font-size: 1.35rem;
}

.price {
  margin: 18px 0;
  font-size: 2.3rem;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.price small {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.plan ul {
  display: grid;
  gap: 12px;
  margin: 22px 0;
  list-style: none;
  color: var(--muted);
}

.plan li::before {
  content: "\2713\00a0";
  color: var(--primary);
  font-weight: 900;
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.testimonial {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
}

.stars {
  color: #f59e0b;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.testimonial p {
  color: var(--muted);
  margin-bottom: 18px;
}

.testimonial strong {
  display: block;
}

.testimonial span {
  color: var(--muted);
  font-size: 0.9rem;
}

.cta-section {
  padding: 96px 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(21, 184, 166, 0.16), transparent 30%),
    radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.15), transparent 28%),
    var(--light);
}

.cta {
  max-width: 880px;
  margin: 0 auto;
  padding: 50px;
  border-radius: 36px;
  background: white;
  text-align: center;
  box-shadow: var(--shadow);
}

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 30px;
}

.form input,
.form select {
  width: 100%;
  height: 54px;
  padding: 0 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  outline: none;
  font: inherit;
  background: white;
}

.form input:focus,
.form select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(21, 184, 166, 0.12);
}

.form button {
  grid-column: span 2;
  height: 56px;
}

.message {
  min-height: 24px;
  margin-top: 16px;
  color: var(--primary-dark);
  font-weight: 800;
}

.footer {
  padding: 34px 0;
  border-top: 1px solid var(--border);
  background: white;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  color: var(--muted);
}

@media (max-width: 940px) {
  .menu-btn {
    display: block;
  }

  .nav {
    position: absolute;
    top: 78px;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background: white;
    box-shadow: var(--shadow);
  }

  .nav.active {
    display: flex;
  }

  .hero-grid,
  .split,
  .cards,
  .plans,
  .testimonials {
    grid-template-columns: 1fr;
  }

  .app-preview::before {
    display: none;
  }

  .plan.featured {
    transform: none;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .header-inner {
    height: 70px;
  }

  .nav {
    top: 70px;
    left: 14px;
    right: 14px;
  }

  .btn-login {
    padding: 10px 15px;
  }

  .hero {
    padding: 56px 0 66px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .section,
  .cta-section {
    padding: 70px 0;
  }

  .dashboard,
  .screen-card,
  .cta {
    padding: 22px;
    border-radius: 24px;
  }

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

  .form button {
    grid-column: span 1;
  }

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