:root {
  --bg: #07090d;
  --panel: rgba(15, 18, 24, 0.78);
  --panel-strong: rgba(10, 13, 18, 0.92);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #f4f6f7;
  --muted: #a1acb8;
  --soft: #7f8a98;
  --green: #93d239;
  --green-deep: #568e22;
  --accent: #de7d41;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(222, 125, 65, 0.18), transparent 26%),
    radial-gradient(circle at left center, rgba(147, 210, 57, 0.10), transparent 30%),
    linear-gradient(180deg, #090b10 0%, #0d1117 100%);
  min-height: 100vh;
}

img { max-width: 100%; display: block; }
.page-shell { min-height: 100vh; }
.hero {
  position: relative;
  min-height: 36rem;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.hero__backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 10, 14, 0.38) 0%, rgba(7, 9, 13, 0.92) 100%),
    linear-gradient(90deg, rgba(7, 9, 13, 0.85) 0%, rgba(7, 9, 13, 0.18) 55%, rgba(7, 9, 13, 0.85) 100%),
    url("./header.jpg") center/cover no-repeat;
  transform: scale(1.04);
  filter: saturate(0.95);
}

.hero__content,
.content {
  position: relative;
  width: min(1360px, calc(100% - 48px));
  margin: 0 auto;
}

.hero__content { padding: 26px 0 42px; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 46px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.brand-mark {
  font-size: clamp(1.2rem, 2vw, 1.9rem);
  font-weight: 900;
  letter-spacing: 0.03em;
}

.brand-badge {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(147, 210, 57, 0.17);
  border: 1px solid rgba(147, 210, 57, 0.26);
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
}

.brand-badge--muted {
  color: #d6dbdf;
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.1);
}

.lang-switch {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}

.lang-switch__button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
}

.lang-switch__button.is-active {
  color: #0a0d11;
  background: linear-gradient(180deg, #c2f06e 0%, #8fd237 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(320px, 0.9fr);
  gap: 22px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  border-radius: 28px;
}

.hero__intro,
.hero__status { padding: 28px; }
.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 800;
}

h1, h2, h3 { margin: 0; line-height: 1.05; }
h1 {
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  max-width: 12ch;
}

.hero__lead,
.section-copy,
.detail__body p,
.status-list li,
.feature-card__summary {
  color: var(--muted);
  line-height: 1.55;
  font-size: 1rem;
}

.hero__lead { margin: 20px 0 0; max-width: 68ch; }
.hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.chip {
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #eff4f6;
  font-weight: 700;
}

.status-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.status-list li {
  position: relative;
  padding-left: 18px;
}

.status-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--green) 0%, var(--green-deep) 100%);
  box-shadow: 0 0 18px rgba(147, 210, 57, 0.45);
}

.content { padding: 34px 0 60px; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section-head h2 { font-size: clamp(1.8rem, 3vw, 3rem); }
.section-copy { max-width: 42ch; margin: 0; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.95fr);
  gap: 24px;
  align-items: start;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(22, 27, 34, 0.92), rgba(11, 14, 19, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.feature-card:hover,
.feature-card.is-active {
  transform: translateY(-3px);
  border-color: rgba(147, 210, 57, 0.28);
  background: linear-gradient(180deg, rgba(31, 38, 46, 0.95), rgba(11, 14, 19, 0.98));
}

.feature-card__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.feature-card__icon {
  width: 68px;
  height: 68px;
  object-fit: contain;
  flex: 0 0 68px;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.35));
}

.feature-card__title {
  font-size: 1.35rem;
  font-weight: 800;
}

.feature-card__summary strong,
.detail__body strong { color: #f7fafb; }

.feature-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
}

.feature-card__tag {
  color: var(--soft);
  font-size: 0.86rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 800;
}

.feature-card__button {
  padding: 10px 14px;
  border-radius: 999px;
  border: 0;
  background: rgba(255, 255, 255, 0.08);
  color: #eff3f7;
  font-weight: 800;
  cursor: pointer;
}

.detail {
  position: sticky;
  top: 22px;
  padding: 24px;
  background: linear-gradient(180deg, rgba(9, 12, 17, 0.96), rgba(11, 15, 21, 0.9));
}

.detail__header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.detail__icon {
  width: 72px;
  height: 72px;
  object-fit: contain;
  flex: 0 0 72px;
}

.detail__body {
  display: grid;
  gap: 16px;
}

.detail__body p { margin: 0; }
.detail__body h4 {
  margin: 6px 0 -4px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--green);
}

.detail__block {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

@media (max-width: 1120px) {
  .hero__grid,
  .layout,
  .section-head { grid-template-columns: 1fr; }
  .detail { position: static; }
}

@media (max-width: 760px) {
  .hero__content,
  .content { width: min(100% - 24px, 100%); }
  .topbar,
  .section-head { align-items: flex-start; }
  .cards { grid-template-columns: 1fr; }
  .hero__intro,
  .hero__status,
  .detail,
  .feature-card {
    padding: 20px;
    border-radius: 22px;
  }
  .feature-card__head { align-items: center; }
  .feature-card__icon,
  .detail__icon {
    width: 56px;
    height: 56px;
    flex-basis: 56px;
  }
}