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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-light);
  color: var(--text-body);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Container Global */
.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
}

.hero {
  position: relative;
  padding: 5rem 0 4.5rem;
  background:
    radial-gradient(circle at 15% 15%, #e6fbf2 0%, transparent 45%),
    radial-gradient(circle at 85% 85%, #e6fbf2 0%, transparent 40%),
    var(--bg-light);
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

/* Kolom Kiri Hero */
.hero-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #ffffff;
  color: var(--primary);
  border: 1px solid silver;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-xs);
}

.hero-title {
  font-size: 3.1rem;
  font-weight: 700;
  line-height: 1.18;
  color: var(--text-dark);
  margin-bottom: 1.25rem;
  letter-spacing: -0.8px;
}

.hero-title span {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.hero-subtext {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2.25rem;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.btn-solid {
  background-color: var(--accent);
  color: #ffffff;
  padding: 0.88rem 1.85rem;
  font-size: 0.98rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-decoration: none;
  /* box-shadow: 0 6px 18px rgba(243, 156, 18, 0.35); */
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
  /* border: 2px solid var(--accent); */
}

.btn-solid:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  padding: 0.88rem 1.85rem;
  font-size: 0.98rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 2px solid var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

.btn-outline:hover {
  background-color: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.hero-social-proof {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
  width: 100%;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.proof-item svg {
  width: 18px;
  height: 18px;
  fill: var(--primary);
}

/* Kolom Kanan Hero (Visual Elements & Floating Cards) */
.hero-right {
  position: relative;
  display: flex;
  justify-content: center;
}

.visual-board {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: #ffffff;
  border: 1px solid rgba(5, 150, 105, 0.15);
  border-radius: var(--radius-lg);
  padding: 2.2rem 2rem;
  box-shadow: var(--shadow-md);
  z-index: 2;
}

.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}

.board-title-group h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.board-title-group p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.board-status {
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
}

.energy-meter {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1.5rem;
  padding: 1.5rem;
  background: linear-gradient(180deg, #f0fdf4 0%, #ffffff 100%);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.meter-ring {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: conic-gradient(var(--primary) 0% 86%, #e2e8f0 86% 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  position: relative;
}

.meter-inner {
  width: 82px;
  height: 82px;
  background: #ffffff;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.06);
}

.meter-inner .percent {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.meter-inner .caption {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

.meter-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
}

/* Floating Card 1: Stat kWh */
.float-card-kwh {
  position: absolute;
  top: -24px;
  right: -20px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-float);
  z-index: 3;
  animation: floatSlow 4s ease-in-out infinite;
}

.float-icon-kwh {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.float-icon-kwh svg {
  width: 20px;
  height: 20px;
  fill: var(--accent);
}

.float-text-kwh strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-dark);
}

.float-text-kwh span {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Floating Card 2: Target Bebas Emisi */
.float-card-target {
  position: absolute;
  bottom: -22px;
  left: -20px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  box-shadow: var(--shadow-float);
  z-index: 3;
  animation: floatSlow 4.5s ease-in-out infinite reverse;
}

.float-icon-target {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.float-icon-target svg {
  width: 20px;
  height: 20px;
  fill: var(--primary);
}

.float-text-target strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary);
}

.float-text-target span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.article-section {
  padding: 5.5rem 0;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-light);
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.5rem;
}

.section-heading {
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.25;
  letter-spacing: -0.5px;
}

.section-heading span {
  color: var(--primary);
}

.article-layout {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 3.5rem;
  align-items: flex-start;
}

.article-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  font-size: 1.05rem;
  color: #334155;
  line-height: 1.8;
}

.article-content p strong {
  color: var(--primary);
  font-weight: 700;
}

.lead-text {
  font-size: 1.15rem;
  color: var(--text-dark);
  font-weight: 500;
  line-height: 1.8;
  border-left: 4px solid var(--primary);
  padding-left: 1.25rem;
}

/* Sidebar Fakta & Insight */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.fact-box {
  background-color: var(--bg-light);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: var(--transition);
}

.fact-box:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

.fact-box.highlight {
  background: #fffbeb;
}

.fact-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.75rem; 
}

.fact-header svg {
  width: 22px;
  height: 22px;
}

.fact-header.warning svg {
  fill: var(--accent);
}

.fact-header.success svg {
  fill: var(--primary);
}

.fact-header h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
}

.fact-box p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.solutions-section {
  padding: 5.5rem 0;
  background-color: var(--bg-light);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.action-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}

.action-card:hover {
  transform: translateY(-6px);
}

.action-card:hover::before {
  transform: scaleX(1);
}

.action-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition);
}

.action-icon svg {
  width: 26px;
  height: 26px;
  fill: var(--primary);
  transition: var(--transition);
}

.action-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
}

.action-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  background-color: var(--primary-light);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cta-strip {
  margin-top: 3.5rem;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    var(--primary-dark) 100%
  );
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  box-shadow: var(--shadow-lg);
}

.cta-strip-text h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.cta-strip-text p {
  font-size: 1rem;
  opacity: 0.9;
  max-width: 620px;
}

.btn-cta-strip {
  background-color: var(--accent);
  color: #ffffff;
  padding: 0.9rem 2.2rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-decoration: none;
  white-space: nowrap;
  /* box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2); */
  transition: var(--transition);
}

.btn-cta-strip:hover {
  background-color: var(--accent-hover);
  transform: scale(1.04);
}

.mega-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 5rem 0 2rem;
  margin-top: auto;
  border-top: 4px solid var(--primary);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr 1.1fr;
  gap: 4rem;
  margin-bottom: 3.5rem;
}

/* Kolom 1: Tentang SparkSave */
.footer-col-about {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  text-decoration: none;
}

.footer-brand-icon {
  width: 32px;
  height: 32px;
  background-color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-brand-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--accent);
}

.footer-desc {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #94a3b8;
}

.footer-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: #e2e8f0;
  align-self: flex-start;
}

.footer-badge-pill span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--secondary);
}

/* Kolom 2: Tautan Cepat */
.footer-col-links h4,
.footer-col-contact h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.footer-col-links h4::after,
.footer-col-contact h4::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--primary);
}

.quick-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.quick-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
}

.quick-links a:hover {
  color: var(--secondary);
  transform: translateX(4px);
}

/* Kolom 3: Kontak & Alamat */
.contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  font-size: 0.92rem;
  color: #94a3b8;
  line-height: 1.6;
}

.contact-icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  margin-top: 2px;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--accent);
}

.contact-item strong {
  color: #ffffff;
  display: block;
  margin-bottom: 0.15rem;
}

/* Bottom Footer (Copyright) */
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.75rem;
  text-align: center;
}

.copyright-text {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.6;
}

.copyright-text strong {
  color: #cbd5e1;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .hero-left {
    text-align: center;
    align-items: center;
  }

  .hero-subtext {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-social-proof {
    justify-content: center;
  }

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

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .footer-col-contact {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .img-hero {
    display: none !important;
  }
  
  .nav-links,
  .btn-join {
    display: none;
  }

  .hero {
    padding: 3.5rem 0 3rem;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .article-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .solutions-grid {
    grid-template-columns: 1fr;
  }

  .cta-strip {
    flex-direction: column;
    text-align: center;
    padding: 2.25rem 1.5rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-col-contact {
    grid-column: span 1;
  }

  .float-card-kwh,
  .float-card-target {
    position: static;
    margin-top: 1rem;
    animation: none;
    width: 100%;
  }

  .visual-board {
    padding: 1.75rem 1.25rem;
  }
}