:root {
  --green-900: #0d3d2a;
  --green-800: #145c3f;
  --green-700: #1a7a52;
  --green-600: #22a06b;
  --green-500: #2ecc87;
  --green-100: #e8f7f0;
  --gold: #e8b923;
  --gold-dark: #c99a12;
  --white: #ffffff;
  --gray-50: #f8faf9;
  --gray-100: #eef2f0;
  --gray-600: #5c6b64;
  --gray-800: #2a3530;
  --shadow: 0 4px 24px rgba(13, 61, 42, 0.12);
  --shadow-lg: 0 12px 48px rgba(13, 61, 42, 0.18);
  --radius: 12px;
  --radius-lg: 20px;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
}

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

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

ul {
  list-style: none;
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--green-900);
}

.logo-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--green-700), var(--green-600));
  color: var(--white);
  border-radius: 10px;
  font-size: 1.25rem;
  font-weight: 800;
}

.logo-text small {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--gray-600);
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-800);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--green-700);
}

.btn-nav {
  padding: 0.5rem 1.1rem;
  background: var(--green-700);
  color: var(--white) !important;
  border-radius: 8px;
}

.btn-nav:hover {
  background: var(--green-800);
  color: var(--white) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-900);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(46, 204, 135, 0.15), transparent),
    radial-gradient(ellipse 60% 50% at 10% 80%, rgba(232, 185, 35, 0.08), transparent),
    linear-gradient(160deg, var(--green-100) 0%, var(--white) 55%);
  z-index: -1;
}

.hero-bg::after {
  content: "";
  position: absolute;
  right: -10%;
  top: 10%;
  width: 50%;
  max-width: 480px;
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--green-700), var(--green-500));
  border-radius: 30% 70% 60% 40% / 40% 50% 50% 60%;
  opacity: 0.08;
}

.hero-content {
  max-width: 680px;
}

.hero-badge {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  background: var(--white);
  border: 1px solid var(--green-500);
  color: var(--green-800);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 1.25rem;
  letter-spacing: 0.03em;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--green-900);
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--green-700);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--gray-600);
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--green-700);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26, 122, 82, 0.35);
}

.btn-primary:hover {
  background: var(--green-800);
}

.btn-outline {
  background: var(--white);
  color: var(--green-800);
  border-color: var(--green-600);
}

.btn-outline:hover {
  background: var(--green-100);
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-100);
}

.stat strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--green-800);
}

.stat span {
  font-size: 0.85rem;
  color: var(--gray-600);
}

/* Sections */
.section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--green-900);
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--gray-600);
  font-size: 1.05rem;
}

.section-header-light h2,
.section-header-light p {
  color: var(--white);
}

/* Tentang */
.tentang {
  background: var(--gray-50);
}

.tentang-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: center;
}

.card-highlight {
  background: linear-gradient(145deg, var(--green-800), var(--green-700));
  color: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.card-highlight::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -20%;
  width: 60%;
  aspect-ratio: 1;
  background: var(--gold);
  opacity: 0.12;
  border-radius: 50%;
}

.card-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-bottom: 1rem;
}

.card-highlight p {
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.5;
  position: relative;
}

.tentang-text h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green-900);
  margin-bottom: 1rem;
}

.tentang-text p {
  color: var(--gray-600);
  margin-bottom: 1.5rem;
}

.tentang-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--gray-800);
  font-weight: 500;
}

.tentang-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green-600);
  font-weight: 700;
}

/* Layanan */
.layanan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.layanan-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: box-shadow 0.25s, transform 0.25s;
}

.layanan-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.layanan-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.layanan-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-900);
  margin-bottom: 0.5rem;
}

.layanan-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
}

/* Lokasi */
.lokasi {
  background: linear-gradient(160deg, var(--green-900), var(--green-800));
}

.lokasi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.lokasi-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 1.75rem;
  color: var(--white);
  transition: background 0.25s, transform 0.25s;
  position: relative;
}

.lokasi-card:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-3px);
}

.lokasi-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.lokasi-card p {
  font-size: 0.9rem;
  opacity: 0.85;
}

.lokasi-card-new {
  border-color: var(--gold);
  background: rgba(232, 185, 35, 0.12);
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--gold);
  color: var(--green-900);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

/* Daftar Member */
.daftar {
  background: var(--gray-50);
}

.daftar-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: start;
}

.form-member,
.daftar-side > div {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-900);
  margin-bottom: 0.35rem;
}

.form-group label span {
  color: #c0392b;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: var(--font);
  font-size: 0.95rem;
  border: 1px solid var(--gray-100);
  border-radius: 8px;
  background: var(--white);
  color: var(--gray-800);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(46, 204, 135, 0.2);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
  border-color: #e74c3c;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--gray-600);
  margin: 1rem 0 1.25rem;
  cursor: pointer;
}

.form-check input {
  margin-top: 0.2rem;
  accent-color: var(--green-700);
}

.btn-block {
  width: 100%;
}

.form-note {
  margin-top: 0.85rem;
  font-size: 0.75rem;
  color: var(--gray-600);
  text-align: center;
}

.form-note code {
  font-size: 0.7rem;
  background: var(--green-100);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  color: var(--green-800);
}

.daftar-side {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.daftar-benefits h3,
.cek-member h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--green-900);
  margin-bottom: 0.85rem;
}

.daftar-benefits ul li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.daftar-benefits ul li::before {
  content: "★";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-size: 0.75rem;
}

.form-check-member .form-group {
  margin-bottom: 0.75rem;
}

.check-result {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.check-result.is-error {
  background: #fdecea;
  color: #922b21;
  border: 1px solid #f5b7b1;
}

.check-result.is-success {
  background: var(--green-100);
  color: var(--green-900);
  border: 1px solid var(--green-500);
}

.result-title {
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.result-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  font-size: 0.85rem;
}

.result-dl dt {
  font-weight: 600;
  color: var(--green-800);
}

.result-dl dd {
  margin: 0;
}

.status-aktif {
  color: var(--green-700);
  font-weight: 600;
  text-transform: capitalize;
}

.register-success {
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.success-label {
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.success-id {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.success-id strong {
  color: var(--gold);
  letter-spacing: 0.05em;
}

.success-hint {
  font-size: 0.8rem;
  opacity: 0.9;
}

#btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* Kontak */
.kontak-box {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  background: var(--green-100);
  border-radius: var(--radius-lg);
  padding: 3rem;
}

.kontak-text h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--green-900);
  margin-bottom: 0.75rem;
}

.kontak-text p {
  color: var(--gray-600);
}

.kontak-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.kontak-item {
  display: block;
  background: var(--white);
  padding: 1.1rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

a.kontak-item:hover {
  border-color: var(--green-500);
  box-shadow: var(--shadow);
}

.kontak-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--green-700);
  margin-bottom: 0.2rem;
}

/* Footer */
.footer {
  background: var(--green-900);
  color: rgba(255, 255, 255, 0.85);
  padding: 2rem 0;
  text-align: center;
}

.footer-inner p {
  font-size: 0.9rem;
}

.footer-tagline {
  margin-top: 0.35rem;
  font-size: 0.8rem !important;
  opacity: 0.7;
}

/* Mobile nav */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    padding: 1rem 0 1.5rem;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s, opacity 0.3s;
  }

  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 0.85rem 1rem;
  }

  .btn-nav {
    display: inline-block;
    margin-top: 0.5rem;
  }

  .nav-toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle.is-active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .tentang-grid,
  .kontak-box,
  .daftar-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .form-member,
  .daftar-side > div {
    padding: 1.5rem;
  }

  .kontak-box {
    padding: 2rem 1.5rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }
}