/* ===== Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #10141f 0, #05060a 55%, #020307 100%);
  color: #f7f1e8;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  background: linear-gradient(to bottom, rgba(3, 4, 10, 0.96), rgba(3, 4, 10, 0.9));
  border-bottom: 1px solid rgba(255, 215, 128, 0.12);
  backdrop-filter: blur(14px);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.6rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 2px rgba(255, 215, 128, 0.6);
}

.brand-title {
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}

.brand-subtitle {
  font-size: 0.75rem;
  opacity: 0.8;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.nav-links a {
  color: rgba(248, 231, 185, 0.88);
  text-decoration: none;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover {
  border-color: rgba(255, 215, 128, 0.9);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 90vh;
  padding: 5.5rem 1.5rem 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image:
    radial-gradient(circle at top, rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.85)),
    url("images/hero-bg-1kg.png");
  background-size: cover;
  background-position: center;
  color: #fdf6e6;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0, rgba(255, 215, 128, 0.18), transparent 55%);
  mix-blend-mode: screen;
}

.hero-content {
  position: relative;
  max-width: 640px;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(2.1rem, 3vw + 1.5rem, 3rem);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 1.5rem;
}

.hero p {
  margin: 0 0 2rem;
  line-height: 1.7;
  max-width: 34rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #ffb347, #ffdd7a);
  color: #2b1904;
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-outline {
  border-color: rgba(255, 215, 128, 0.8);
  color: #f8e7b9;
  background: rgba(0, 0, 0, 0.25);
}

.btn-outline:hover {
  background: rgba(0, 0, 0, 0.45);
}

/* ===== Sections ===== */
.section {
  padding: 4rem 1.5rem 3.5rem;
}

.section-alt {
  background: radial-gradient(circle at top, #101322 0, #060712 55%, #020307 100%);
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section h2 {
  font-size: 1.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.section-lead {
  margin: 0 0 2.5rem;
  max-width: 40rem;
  line-height: 1.7;
  color: rgba(248, 231, 185, 0.9);
}

/* ===== Stage cards ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.8rem;
}

.stage-card {
  background: radial-gradient(circle at top, #2a1a0a 0, #110b06 60%, #050308 100%);
  border-radius: 20px;
  padding: 1.3rem 1.3rem 1.1rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 215, 128, 0.14);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.stage-label {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 228, 170, 0.95);
  margin: 0;
}

.stage-media {
  border-radius: 16px;
  padding: 0.8rem;
  background: radial-gradient(circle at top, rgba(255, 206, 145, 0.15), transparent 60%);
}

.stage-media img {
  width: 100%;
  display: block;
  border-radius: 12px;
}

.stage-caption {
  font-size: 0.88rem;
  color: rgba(249, 233, 195, 0.9);
  margin: 0;
}

/* ===== Ecosystem / Mall / Music / Property layout ===== */
.ecosystem-grid {
  display: grid;
  grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.ecosystem-media img {
  width: 100%;
  max-width: 360px;
  display: block;
  border-radius: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
}

.ecosystem-text p {
  line-height: 1.8;
}

.ecosystem-text ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  line-height: 1.7;
}

.ecosystem-text li + li {
  margin-top: 0.35rem;
}

/* ===== Contact ===== */
.section-contact {
  border-top: 1px solid rgba(255, 215, 128, 0.25);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 2.5rem;
}

.section-contact a {
  color: #ffd56e;
  text-decoration: none;
}

.section-contact a:hover {
  text-decoration: underline;
}

.royal-motto {
  margin-top: 1rem;
  font-size: 0.92rem;
  color: rgba(248, 231, 185, 0.9);
}

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 1.5rem 1rem 2rem;
  font-size: 0.8rem;
  color: rgba(218, 199, 157, 0.85);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .nav-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: wrap;
    row-gap: 0.6rem;
  }

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

  .ecosystem-grid,
  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .ecosystem-media {
    order: -1;
  }
}

@media (max-width: 600px) {
  .hero {
    padding-top: 4.5rem;
    align-items: flex-start;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .section {
    padding: 3.2rem 1.25rem 3rem;
  }
}