:root {
  --bg: #0e0f12;
  --bg-surface: #16181d;
  --bg-card: #1c1f26;
  --bg-card-hover: #222630;
  --tx: #f3f4f6;
  --tx-muted: #9ea3ae;
  --ac: #c6f432;
  --ac-hover: #b2dd28;
  --ac-ink: #0d1203;
  --wa: #25d366;
  --wa-hover: #20bd5a;
  --wa-ink: #042611;
  --bd: #2b303c;
  --bd-subtle: #20242e;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fa;
    --bg-surface: #ffffff;
    --bg-card: #f0f2f5;
    --bg-card-hover: #e6e9ef;
    --tx: #111827;
    --tx-muted: #4b5563;
    --ac: #386b00;
    --ac-hover: #2d5500;
    --ac-ink: #ffffff;
    --bd: #d1d5db;
    --bd-subtle: #e5e7eb;
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--tx);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 15, 18, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bd);
}

@media (prefers-color-scheme: light) {
  header {
    background: rgba(247, 248, 250, 0.92);
  }
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
}

.logo {
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.logo b {
  color: var(--ac);
}

nav ul {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  display: inline-block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--tx-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--tx);
  background: var(--bg-surface);
}

nav a[aria-current="page"] {
  box-shadow: inset 0 -2px 0 var(--ac);
}

.menu {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--bd);
  color: var(--tx);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}

@media (max-width: 720px) {
  .menu {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 68px;
    background: var(--bg);
    border-bottom: 1px solid var(--bd);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.4);
  }
  nav.open {
    display: block;
  }
  nav ul {
    flex-direction: column;
    padding: 12px 20px 20px;
    gap: 4px;
  }
  nav a {
    padding: 12px 16px;
    width: 100%;
  }
}

/* Hero Section */
.hero {
  padding: 72px 0 54px;
  background: radial-gradient(900px 420px at 85% -10%, rgba(198, 244, 50, 0.16), transparent);
  border-bottom: 1px solid var(--bd-subtle);
}

.pill-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 5px 14px;
  border-radius: 99px;
  background: rgba(198, 244, 50, 0.15);
  color: var(--ac);
  border: 1px solid rgba(198, 244, 50, 0.35);
  margin-bottom: 16px;
}

@media (prefers-color-scheme: light) {
  .pill-tag {
    background: rgba(56, 107, 0, 0.1);
    color: var(--ac);
    border-color: rgba(56, 107, 0, 0.25);
  }
}

h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  line-height: 1.12;
  margin: 0 0 16px;
  font-weight: 900;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.25rem;
  margin: 0 0 8px;
}

.lead {
  color: var(--tx-muted);
  font-size: 1.15rem;
  max-width: 680px;
  line-height: 1.6;
  margin: 0 0 24px;
}

.notice-box {
  background: var(--bg-surface);
  border-left: 4px solid var(--ac);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  margin: 20px 0 0;
  color: var(--tx-muted);
  font-size: 0.95rem;
  max-width: 680px;
}

/* Buttons */
.btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 2px solid var(--bd);
  background: var(--bg-surface);
  color: var(--tx);
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn:hover {
  border-color: var(--ac);
  transform: translateY(-1px);
}

.btn.p {
  background: var(--ac);
  border-color: var(--ac);
  color: var(--ac-ink);
}

.btn.p:hover {
  background: var(--ac-hover);
  border-color: var(--ac-hover);
}

.btn.w {
  background: var(--wa);
  border-color: var(--wa);
  color: var(--wa-ink);
}

.btn.w:hover {
  background: var(--wa-hover);
  border-color: var(--wa-hover);
}

/* Section styling */
section {
  padding: 56px 0;
}

.alt {
  background: var(--bg-surface);
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 24px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.alt .card {
  background: var(--bg);
}

.card:hover {
  border-color: rgba(198, 244, 50, 0.4);
}

.card-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(198, 244, 50, 0.12);
  color: var(--ac);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 1.2rem;
}

.card h3 {
  margin-top: 0;
}

.card p {
  color: var(--tx-muted);
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
}

.card a.inline-link {
  color: var(--ac);
  font-weight: 700;
  display: inline-block;
  margin-top: 8px;
  word-break: break-all;
}

.card a.inline-link:hover {
  text-decoration: underline;
}

/* Gallery & Concept Images */
.concept-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.disclaimer-banner {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(198, 244, 50, 0.08);
  border: 1px solid rgba(198, 244, 50, 0.3);
  color: var(--tx-muted);
  padding: 8px 14px;
  border-radius: 99px;
  font-size: 0.85rem;
}

.disclaimer-banner b {
  color: var(--ac);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.gallery-card {
  background: var(--bg-card);
  border: 1px solid var(--bd);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.gallery-card:hover {
  transform: translateY(-3px);
  border-color: rgba(198, 244, 50, 0.5);
}

.img-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #111;
}

.img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-card:hover .img-wrap img {
  transform: scale(1.04);
}

.badge-illustrative {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(14, 15, 18, 0.82);
  color: var(--ac);
  border: 1px solid rgba(198, 244, 50, 0.4);
  backdrop-filter: blur(8px);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 6px;
}

.gallery-body {
  padding: 16px 18px 18px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.gallery-body h3 {
  font-size: 1.15rem;
  margin: 0 0 6px;
}

.gallery-body p {
  color: var(--tx-muted);
  font-size: 0.9rem;
  margin: 0 0 10px;
  line-height: 1.45;
}

.caption-disclaimer {
  margin-top: auto;
  font-size: 0.78rem;
  color: var(--tx-muted);
  opacity: 0.85;
  border-top: 1px solid var(--bd-subtle);
  padding-top: 8px;
}

/* Call to action banner */
.cta-box {
  background: linear-gradient(135deg, var(--bg-card), var(--bg-surface));
  border: 1px solid var(--bd);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow);
}

/* Floating WhatsApp Button */
.fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 100;
  background: var(--wa);
  color: var(--wa-ink);
  padding: 12px 20px;
  border-radius: 99px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  transition: transform 0.2s ease, background 0.2s ease;
}

.fab svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.fab:hover {
  background: var(--wa-hover);
  transform: scale(1.05);
}

/* Footer */
footer {
  border-top: 1px solid var(--bd);
  padding: 40px 0 100px;
  color: var(--tx-muted);
  font-size: 0.9rem;
  background: var(--bg-surface);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.footer-col h4 {
  color: var(--tx);
  font-size: 1rem;
  margin: 0 0 12px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col a:hover {
  color: var(--tx);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid var(--bd-subtle);
  margin-top: 32px;
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
}