:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --border: #e2e8f0;
  --accent: #22c55e;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background: var(--bg);
  line-height: 1.7;
}

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

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

.container {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.01);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15);
}

.brand-name {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
}

nav a:hover {
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.65rem 1.4rem;
  font-weight: 700;
  font-size: 0.98rem;
  transition: all 160ms ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 34px rgba(37, 99, 235, 0.28);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: rgba(37, 99, 235, 0.5);
}

.btn-outline:hover {
  background: rgba(37, 99, 235, 0.08);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
}

.btn-light {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.18);
}

.btn-block {
  width: 100%;
}

.btn-lg {
  padding: 0.85rem 1.9rem;
  font-size: 1rem;
}

.hero {
  padding: clamp(3rem, 8vw, 6rem) 0;
}

.hero-banner {
  width: 100%;
  overflow: hidden;
  line-height: 0;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.1);
}

.hero-banner-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 6vw, 4rem);
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.4vw, 1.12rem);
  margin-bottom: 1.8rem;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-bottom: 1.6rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.badge {
  display: inline-flex;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.92rem;
}

.hero-media {
  display: flex;
  justify-content: center;
}

.hero-img {
  width: min(420px, 80%);
  border-radius: 24px;
  box-shadow: 0 40px 60px rgba(15, 23, 42, 0.14);
  border: 1px solid var(--border);
}

.section {
  padding: clamp(3rem, 7vw, 5rem) 0;
}

.section-alt {
  background: #fff;
}

.section-header {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.6rem;
}

.section-subtitle {
  color: var(--text-secondary);
}

.pricing-grid {
  display: grid;
  gap: 1.8rem;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  align-items: stretch;
}

/* ===== Kartu paket (desain baru) ===== */
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: clamp(1.6rem, 3vw, 2.1rem);
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.05);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

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

/* ===== Tema warna paket (sesuai brosur) ===== */
.theme-green  { --c: #16a34a; --c-dark: #15803d; --c-soft: #e8f7ee; --c-ring: rgba(22,163,74,.28); }
.theme-blue   { --c: #2563eb; --c-dark: #1d4ed8; --c-soft: #e8f0fe; --c-ring: rgba(37,99,235,.28); }
.theme-orange { --c: #f97316; --c-dark: #ea580c; --c-soft: #fff1e6; --c-ring: rgba(249,115,22,.28); }

.card[class*='theme-'] {
  border: 1px solid transparent;
  background:
    radial-gradient(120% 60% at 100% 0%, var(--c-soft), transparent 60%),
    var(--surface);
  box-shadow: 0 22px 46px var(--c-ring);
}

.card[class*='theme-']::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(90deg, var(--c), var(--c-dark));
}

.card[class*='theme-']:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 56px var(--c-ring);
}

.card-head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.card-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  color: #fff;
  background: linear-gradient(140deg, var(--c), var(--c-dark));
  box-shadow: 0 12px 24px var(--c-ring);
}

.card-titles h3 {
  font-size: 1.3rem;
  color: var(--c-dark);
  letter-spacing: -0.01em;
  margin: 0;
}

.card-tag {
  display: inline-block;
  margin-top: 0.15rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.speed-wrap {
  display: flex;
  justify-content: center;
}

.speed {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  padding: 0.35rem 0.95rem;
  border-radius: 999px;
  background: var(--c-soft);
  color: var(--c-dark);
  font-weight: 800;
  font-size: 1.6rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.speed-unit {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0;
}

.card[class*='theme-'] .price {
  color: var(--c-dark);
  margin: 0;
}

.card[class*='theme-'] .feature-list li {
  color: var(--text-secondary);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin: 0 0 auto;
  padding-top: 0.2rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.97rem;
  font-weight: 500;
}

.fi {
  flex: none;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  color: var(--c-dark);
  background: var(--c-soft);
}

.card .btn-theme {
  margin-top: 0.4rem;
}

.card-ribbon {
  position: absolute;
  top: 14px;
  right: -46px;
  transform: rotate(45deg);
  background: linear-gradient(135deg, #f59e0b, #f97316);
  color: #fff;
  padding: 0.35rem 3rem;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 10px 24px rgba(245, 158, 11, 0.35);
  z-index: 2;
}

.btn-theme {
  background: linear-gradient(135deg, var(--c), var(--c-dark));
  color: #fff;
  box-shadow: 0 12px 26px color-mix(in srgb, var(--c) 32%, transparent);
}

.btn-theme:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.price {
  font-size: clamp(2.1rem, 5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.price-unit {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-left: 0.35rem;
}

.brosur-grid {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.brosur-single {
  max-width: 760px;
  margin: 0 auto;
  border-radius: 20px;
}

.brosur-item {
  background: var(--surface);
  border-radius: 18px;
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: 0 24px 44px rgba(15, 23, 42, 0.07);
}

.brosur-img {
  width: 100%;
  height: auto;
}

.brosur-caption {
  padding: 0.9rem 1.2rem;
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
}

.cta-section {
  padding-bottom: clamp(4rem, 9vw, 6rem);
}

.cta-inner {
  text-align: center;
  background: radial-gradient(circle at top, rgba(37, 99, 235, 0.95), rgba(29, 78, 216, 0.98));
  color: #fff;
  border-radius: 26px;
  padding: clamp(2.8rem, 7vw, 4.4rem) clamp(1.2rem, 6vw, 3rem);
  box-shadow: 0 40px 60px rgba(29, 78, 216, 0.32);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.cta-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: -0.02em;
}

.cta-subtitle {
  max-width: 680px;
  color: rgba(255, 255, 255, 0.88);
}

/* ===== WhatsApp: tombol konsultasi ===== */
.wa-grid {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  max-width: 760px;
  margin: 0 auto;
}

.wa-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.3rem;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.07);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.wa-card:hover {
  transform: translateY(-4px);
  border-color: rgba(37, 211, 102, 0.5);
  box-shadow: 0 24px 48px rgba(37, 211, 102, 0.22);
}

.wa-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(140deg, #25d366, #128c7e);
  box-shadow: 0 12px 26px rgba(37, 211, 102, 0.4);
}

.wa-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.wa-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.wa-number {
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.wa-cta {
  margin-top: 0.25rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: #128c7e;
}

.wa-list {
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.wa-mini {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  background: rgba(37, 211, 102, 0.14);
  color: #16a34a;
  font-weight: 700;
  transition: background 160ms ease, transform 160ms ease;
}

.wa-mini::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #25d366;
  box-shadow: 0 0 0 3px rgba(37, 211, 102, 0.25);
}

.wa-mini:hover {
  background: rgba(37, 211, 102, 0.24);
  transform: translateX(2px);
}

.wa-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(140deg, #25d366, #128c7e);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.5);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.wa-float:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 18px 40px rgba(37, 211, 102, 0.6);
}

.footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.88);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  padding: clamp(2.6rem, 6vw, 4rem) 0;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.footer-logo {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.25);
}

.footer-info h4,
.footer-links h4 {
  color: #fff;
  margin-bottom: 0.8rem;
}

.info-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  color: rgba(255, 255, 255, 0.78);
}

.info-list a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  padding: 1rem 0;
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
}

@media (max-width: 720px) {
  nav {
    gap: 0.8rem;
  }

  .nav-cta {
    display: none;
  }

  .card[class*='theme-']:hover {
    transform: none;
  }
}