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

body {
  background: #0a0806;
  font-family: Roboto,"Helvetica Neue", Helvetica, Arial, sans-serif, serif;
  background: url('./images/bg.jpg') center top no-repeat;
  background-size: cover;
}

/* ── Main section ── */
.main {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  min-height: calc(100vh - 160px);
}

/* ── Hero section ── */
.hero {
  position: relative;
  z-index: 10;
  padding-top: clamp(50px, 18vh, 180px);
  padding-left: clamp(32px, 10%, 100px);
  padding-right: clamp(32px, 10%, 100px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(32px, 4.17vw, 60px);
  text-align: center;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

.hero-title {
  font-size: clamp(28px, 3.33vw, 64px);
  font-weight: 700;
  color: #fff;
  line-height: 1.125;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(14px, 1.15vw, 22px);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
}

/* ── Download buttons ── */
.download-btns {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.6vw, 50px);
  flex-wrap: wrap;
  justify-content: center;
}

.btn-dl {
  display: block;
  text-decoration: none;
  transition:
    transform 0.18s ease,
    opacity 0.18s ease;
}

.btn-dl:hover {
  transform: scale(1.03);
  opacity: 0.9;
}

.btn-dl img {
  height: clamp(44px, 3.38vw, 65px);
  width: auto;
  display: block;
}

/* ── Feature cards ── */
.features {
  position: relative;
  z-index: 10;
  display: flex;
  gap: clamp(14px, 2.08vw, 40px);
  padding-top: clamp(36px, 20vh, 150px);
  padding-left: clamp(40px, 10.42%, 200px);
  padding-right: clamp(40px, 10.42%, 200px);
  padding-bottom: 50px;
}

.card {
  flex: 1;
  min-width: 0;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: clamp(14px, 1.25vw, 24px);
  padding: clamp(20px, 2.08vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title {
  font-size: clamp(15px, 1.46vw, 28px);
  font-weight: 600;
  letter-spacing: -0.015em;
  white-space: nowrap;
  background: linear-gradient(164.74deg, #ffc94c 20.636%, #ff6b8b 80.578%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.card-icon {
  width: clamp(18px, 1.25vw, 24px);
  height: clamp(18px, 1.25vw, 24px);
  flex-shrink: 0;
}

.card-desc {
  font-size: clamp(12px, 1.04vw, 20px);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
  letter-spacing: -0.015em;
}

/* ── Footer ── */
.footer {
  background: #010101;
  height: 160px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-link {
  color: #f6cc6b;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}

.footer-link:hover {
  text-decoration: underline;
}

.footer-sep {
  width: 1px;
  height: 12px;
  background: rgba(255, 255, 255, 0.3);
}

.footer-copy {
  font-size: 12px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 768px) {
  .features {
    flex-direction: column;
  }
}