:root {
  --bg: #0a0c12;
  --panel: #111720;
  --panel-soft: #16201d;
  --text: #f4f8f1;
  --muted: #bdc8bd;
  --accent: #44dd88;
  --line: rgba(255, 255, 255, 0.13);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

a {
  color: inherit;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 5vw;
  background: rgba(10, 12, 18, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  color: var(--accent);
  font-size: 1.3rem;
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  font-size: 0.95rem;
}

.nav a,
footer a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
footer a:hover {
  color: var(--accent);
}

.nav-toggle {
  display: none;
}

.burger {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.burger span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 4px 0;
  background: var(--accent);
}

.hero,
.section,
.plant-tool {
  padding: 86px 5vw;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 72px);
}

.hero-copy {
  max-width: 850px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(2.35rem, 5vw, 5.25rem);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 24px;
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  color: #ffffff;
  font-size: 1.08rem;
}

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

.cta {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  margin-top: 12px;
  padding: 0 22px;
  border-radius: 8px;
  background: var(--accent);
  color: #06100b;
  font-weight: 800;
  text-decoration: none;
}

.media-panel {
  overflow: hidden;
  min-height: 520px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.media-panel.tall {
  min-height: 760px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.65fr);
  gap: 40px;
  align-items: start;
  background: #0d1118;
}

.service-grid,
.gallery-grid,
.tips-grid,
.reason-grid {
  display: grid;
  gap: 16px;
}

.service-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gallery-grid,
.reason-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

article,
.tool-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 22px;
}

.section-heading {
  max-width: 760px;
}

.wide-image {
  overflow: hidden;
  height: min(54vw, 520px);
  min-height: 320px;
  margin: 0 0 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.tips {
  background: #0d1512;
}

.tips-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tips-grid span {
  display: block;
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 1.15rem;
  font-weight: 800;
}

.plant-tool {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 0.7fr);
  gap: 32px;
  align-items: start;
  background: linear-gradient(135deg, #0a0c12 0%, #12261d 100%);
}

.tool-card {
  display: grid;
  gap: 12px;
  background: var(--panel-soft);
}

label {
  color: #ffffff;
  font-weight: 800;
}

select {
  width: 100%;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0a0c12;
  color: var(--text);
  font: inherit;
}

.result {
  margin-top: 10px;
  padding: 16px;
  border-left: 4px solid var(--accent);
  background: rgba(68, 221, 136, 0.09);
}

.result strong {
  color: var(--accent);
}

.result p {
  margin-bottom: 0;
}

footer {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding: 32px 5vw;
  border-top: 1px solid var(--line);
  background: #07090d;
}

footer p {
  margin: 0;
}

footer div {
  display: flex;
  gap: 18px;
}

.legal-page {
  max-width: 1000px;
  margin: 0 auto;
}

.legal-page section {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

@media (max-width: 980px) {
  .hero,
  .split,
  .plant-tool {
    grid-template-columns: 1fr;
  }

  .media-panel,
  .media-panel.tall {
    min-height: 380px;
  }

  .gallery-grid,
  .reason-grid,
  .tips-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .burger {
    display: grid;
  }

  .nav {
    position: absolute;
    top: 72px;
    right: 5vw;
    left: 5vw;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #0a0c12;
  }

  .nav a {
    padding: 10px 0;
  }

  .nav-toggle:checked ~ .nav {
    display: flex;
  }

  .hero,
  .section,
  .plant-tool {
    padding: 56px 6vw;
  }

  .service-grid,
  .gallery-grid,
  .reason-grid,
  .tips-grid {
    grid-template-columns: 1fr;
  }

  .wide-image {
    min-height: 260px;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }
}