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

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

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

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

ul {
  list-style: none;
}

/* ========== base ========== */
body {
  font-family: Arial, Helvetica, sans-serif;
  color: #1f2333;
  background: #f7f8ff;
  line-height: 1.6;
}

main,
header,
.footer {
  width: 100%;
}

section {
  width: 100%;
  padding: 80px 8%;
}

h1,
h2,
h3,
h4 {
  color: #1f2333;
}

p {
  color: #6b7280;
}

/* ========== reusable ========== */
.btn,
button {
  background: #5b5bd6;
  color: #ffffff;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 700;
  transition: 0.25s ease;
}

.btn:hover,
button:hover {
  background: #4848b8;
  transform: translateY(-1px);
}

/* ========== header ========== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 8%;
  background: #ffffff;
  border-bottom: 1px solid #eceef8;
  position: sticky;
  top: 0;
  z-index: 10;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: #1f2333;
}

header nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

header nav a {
  font-weight: 600;
  color: #4b5563;
}

header nav a:hover {
  color: #5b5bd6;
}

/* ========== hero ========== */
.hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 56px;
  min-height: 85vh;
  background: linear-gradient(180deg, #f7f8ff 0%, #eef1ff 100%);
}

.hero-left,
.hero-right {
  flex: 1;
}

.badge {
  display: inline-block;
  background: #e7e9ff;
  color: #5b5bd6;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 10px 16px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.hero-left h1 {
  font-size: 3.4rem;
  line-height: 1.1;
  margin-bottom: 20px;
  max-width: 560px;
}

.hero-left p:not(.badge) {
  font-size: 1.05rem;
  max-width: 540px;
  margin-bottom: 28px;
}

.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-card {
  width: 100%;
  max-width: 390px;
  background: #ffffff;
  border-radius: 28px;
  padding: 20px;
  box-shadow: 0 20px 50px rgba(64, 72, 120, 0.15);
  border: 1px solid #eceef8;
}

.phone-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 20px;
  margin-bottom: 18px;
}

.phone-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.phone-card p {
  margin-bottom: 8px;
}

.phone-card button {
  margin-top: 10px;
  width: 100%;
}

/* ========== trusted ========== */
.trusted {
  text-align: center;
  background: #ffffff;
  padding-top: 56px;
  padding-bottom: 56px;
}

.trusted > p {
  font-size: 1rem;
  font-weight: 700;
  color: #1f2333;
  margin-bottom: 28px;
}

.logos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  align-items: center;
}

.logo-box {
  background: #f7f8ff;
  border: 1px solid #eceef8;
  border-radius: 18px;
  min-height: 90px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
}

.logo-box img {
  max-height: 60px;
  width: auto;
  object-fit: contain;
}

/* ========== video ========== */

.video {
  text-align: center;
  padding: 80px 8%;
}

.video h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
  color: #1f2333;
}

.video p {
  max-width: 700px;
  margin: 0 auto 30px;
  color: #6b7280;
  font-size: 1rem;
}

.video-box {
  max-width: 900px;
  margin: 0 auto;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  background: #ffffff;
}

.video-box iframe {
  display: block;
  width: 100%;
  border: none;
}

/* ========== features ========== */
.features {
  text-align: center;
  background: #ffffff;
}

.features h2 {
  font-size: 2.3rem;
  margin-bottom: 14px;
}

.features > p {
  max-width: 640px;
  margin: 0 auto 42px;
  font-size: 1.05rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature {
  background: #f7f8ff;
  border: 1px solid #eceef8;
  border-radius: 24px;
  padding: 32px 24px;
  text-align: left;
  transition: 0.25s ease;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(64, 72, 120, 0.1);
}

.icon {
  width: 68px;
  height: 68px;
  background: #e9eaff;
  border-radius: 18px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 18px;
}

.icon img {
  width: 34px;
  height: 34px;
}

.feature h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

/* ========== usp ========== */
.usp {
  text-align: center;
}

.usp h2 {
  font-size: 2.3rem;
  margin-bottom: 42px;
}

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

.usp-item {
  background: #ffffff;
  border: 1px solid #eceef8;
  border-radius: 24px;
  padding: 28px 22px;
  box-shadow: 0 10px 30px rgba(64, 72, 120, 0.08);
}

.usp-item img {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
}

.usp-item h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

/* ========== prices ========== */
.prices {
  text-align: center;
  background: #ffffff;
}

.prices h2 {
  font-size: 2.3rem;
  max-width: 700px;
  margin: 0 auto 42px;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.price-card {
  background: #f7f8ff;
  border: 1px solid #e7e9ff;
  border-radius: 28px;
  padding: 36px 24px;
  box-shadow: 0 12px 28px rgba(64, 72, 120, 0.08);
  transition: 0.25s ease;
}

.price-card:hover {
  transform: translateY(-5px);
}

.price-card h3 {
  font-size: 2.5rem;
  color: #5b5bd6;
  margin-bottom: 10px;
}

.price-card h4 {
  font-size: 1.2rem;
  margin-bottom: 18px;
}

.price-card p {
  margin-bottom: 10px;
}

.price-card button {
  margin-top: 16px;
  width: 100%;
}

/* ========== footer ========== */
.footer {
  background: #1f2333;
  color: #ffffff;
  padding: 42px 8%;
  text-align: center;
}

.footer h3 {
  color: #ffffff;
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.footer nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.footer nav a {
  color: #d4d8ea;
  font-weight: 600;
}

.footer nav a:hover {
  color: #ffffff;
}

.social {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 20px;
}

.social a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #31374d;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.3s;
}

.social img {
  width: 20px;
  height: 20px;
  filter: invert(1);
}

.social a:hover {
  background: #5b5bd6;
}

/* ========== responsive ========== */
@media (max-width: 992px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding-top: 60px;
  }

  .hero-left p:not(.badge),
  .hero-left h1 {
    max-width: 100%;
  }

  .hero-left h1 {
    font-size: 2.7rem;
  }

  .feature-grid,
  .usp-grid,
  .price-grid,
  .logos {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature,
  .usp-item {
    text-align: center;
  }

  .icon {
    margin-left: auto;
    margin-right: auto;
  }

  .video {
    padding: 70px 6%;
  }

  .video h2 {
    font-size: 1.9rem;
  }

  .video-box {
    max-width: 100%;
  }

  .video-box iframe {
    height: 420px;
  }
}

@media (max-width: 768px) {
  header {
    flex-direction: column;
    gap: 18px;
  }

  header nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
  }

  section {
    padding: 64px 6%;
  }

  .hero-left h1 {
    font-size: 2.2rem;
  }

  .video h2,
  .features h2,
  .usp h2,
  .prices h2 {
    font-size: 1.8rem;
  }

  .video {
    padding: 60px 5%;
  }

  .video p {
    font-size: 0.95rem;
  }

  .video-box iframe {
    height: 250px;
  }

  .feature-grid,
  .usp-grid,
  .price-grid,
  .logos {
    grid-template-columns: 1fr;
  }
}