@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  --bg-dark: #ffffff;
  --bg-darker: #f0f4ff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  
  --brand-blue: #2563eb;
  --brand-yellow: #2563eb;
  --brand-yellow-hover: #1d4ed8;

  --plan-lite: #38bdf8;
  --plan-flex: #3b82f6;
  --plan-nova: #2563eb;
  --plan-sultan: #f97316;
  
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  --radius-card: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, .brand-logo {
  font-family: 'Outfit', sans-serif;
}

/* ===================== */
/*      UTILITIES        */
/* ===================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.text-gradient {
  background: linear-gradient(135deg, #2563eb, #38bdf8, #2563eb);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  to { background-position: 200% center; }
}

.btn {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--brand-blue);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  background-color: var(--brand-yellow-hover);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.12);
  color: var(--brand-blue);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===================== */
/*       NAVBAR          */
/* ===================== */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.2rem 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 0.8rem 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.brand-logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: height 0.3s ease;
}

header.scrolled .brand-logo-img {
  height: 36px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brand-blue);
  transition: width 0.3s;
}

.nav-links a:hover {
  color: var(--brand-blue);
}

.nav-links a:hover::after {
  width: 100%;
}

/* Member Button */
.btn-member {
  background: var(--brand-blue) !important;
  color: #ffffff !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: 999px;
  font-size: 0.85rem !important;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.25);
}

.btn-member::after {
  display: none !important;
}

.btn-member:hover {
  background: var(--brand-yellow-hover) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
}

/* Mobile Menu */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* ===================== */
/*       HERO            */
/* ===================== */
.hero {
  padding-top: 140px;
  padding-bottom: 80px;
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(180deg, #eff6ff 0%, #ffffff 100%);
}

/* Glow orbs */
.hero::before {
  content: '';
  position: absolute;
  top: -15%;
  right: -5%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  filter: blur(80px);
  animation: pulse-glow 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  z-index: 0;
  filter: blur(60px);
  animation: pulse-glow 10s ease-in-out infinite reverse;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  color: #0f172a;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 90%;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--brand-blue);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-image {
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.hero-image img {
  width: 100%;
  border-radius: var(--radius-card);
  box-shadow: 0 25px 60px rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(37, 99, 235, 0.08);
}

@keyframes float {
  0%   { transform: translateY(0px); }
  50%  { transform: translateY(-18px); }
  100% { transform: translateY(0px); }
}

/* ===================== */
/*      FEATURES         */
/* ===================== */
.features {
  padding: 6rem 0;
  background: var(--bg-darker);
  position: relative;
}

.features .section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, 0.06);
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-card);
  text-align: center;
  transition: transform 0.4s, box-shadow 0.4s, border-color 0.4s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
  border-color: var(--brand-blue);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(56, 189, 248, 0.06));
  color: var(--brand-blue);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 1.5rem;
  border: 1px solid rgba(37, 99, 235, 0.08);
}

.feature-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  font-weight: 700;
  color: #0f172a;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===================== */
/*      PRICING          */
/* ===================== */
.pricing {
  padding: 7rem 0;
  position: relative;
  background: #ffffff;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  font-weight: 800;
  color: #0f172a;
}

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

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.plan-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-card);
  padding: 2.5rem 1.8rem;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.plan-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 25px 60px rgba(37, 99, 235, 0.12);
}

.plan-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
}

.plan-card.lite::before { background: linear-gradient(90deg, var(--plan-lite), #7dd3fc); }
.plan-card.flex::before { background: linear-gradient(90deg, var(--plan-flex), #60a5fa); }
.plan-card.nova::before { background: linear-gradient(90deg, var(--plan-nova), #3b82f6); }
.plan-card.sultan::before { background: linear-gradient(90deg, var(--plan-sultan), #fb923c); }

/* Popular badge */
.popular-badge {
  position: absolute;
  top: 16px;
  right: -30px;
  background: linear-gradient(135deg, var(--plan-nova), #3b82f6);
  color: #ffffff;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.3rem 2.5rem;
  transform: rotate(45deg);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.plan-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  display: inline-block;
  padding: 0.3rem 1.2rem;
  border-radius: 999px;
}

.plan-card.lite .plan-name { color: var(--plan-lite); background: rgba(56, 189, 248, 0.08); }
.plan-card.flex .plan-name { color: var(--plan-flex); background: rgba(59, 130, 246, 0.08); }
.plan-card.nova .plan-name { color: var(--plan-nova); background: rgba(37, 99, 235, 0.08); }
.plan-card.sultan .plan-name { color: var(--plan-sultan); background: rgba(249, 115, 22, 0.08); }

.plan-speed {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin-bottom: 0.5rem;
}

.plan-speed-number {
  font-size: 3.2rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  line-height: 1;
}

.plan-card.lite .plan-speed-number { color: var(--plan-lite); }
.plan-card.flex .plan-speed-number { color: var(--plan-flex); }
.plan-card.nova .plan-speed-number { color: var(--plan-nova); }
.plan-card.sultan .plan-speed-number { color: var(--plan-sultan); }

.plan-speed-unit {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.plan-ideal {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  margin-bottom: 1.8rem;
}

.plan-price-currency {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
}

.plan-price-amount {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  color: #0f172a;
}

.plan-price-period {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin-bottom: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  padding-top: 1.5rem;
}

.plan-features li {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  font-size: 0.9rem;
  color: #334155;
}

.plan-features li i {
  margin-top: 0.25rem;
  font-size: 0.8rem;
}

.plan-card.lite .plan-features li i { color: var(--plan-lite); }
.plan-card.flex .plan-features li i { color: var(--plan-flex); }
.plan-card.nova .plan-features li i { color: var(--plan-nova); }
.plan-card.sultan .plan-features li i { color: var(--plan-sultan); }

.plan-card a.btn {
  width: 100%;
  text-align: center;
  background: #f8fafc;
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: #334155;
  font-size: 0.95rem;
}

.plan-card.lite:hover a.btn { background: var(--plan-lite); color: #fff; border-color: var(--plan-lite); }
.plan-card.flex:hover a.btn { background: var(--plan-flex); color: #fff; border-color: var(--plan-flex); }
.plan-card.nova:hover a.btn { background: var(--plan-nova); color: #fff; border-color: var(--plan-nova); }
.plan-card.sultan:hover a.btn { background: var(--plan-sultan); color: #fff; border-color: var(--plan-sultan); }

.ppn-note {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===================== */
/*      ABOUT            */
/* ===================== */
.about {
  padding: 6rem 0;
  background: var(--bg-darker);
}

.about .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-content h2 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  font-weight: 800;
  color: #0f172a;
}

.about-content p {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.about-stat-card {
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, 0.06);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.about-stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(37, 99, 235, 0.08);
}

.about-stat-card .stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--brand-blue);
}

.about-stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===================== */
/*    HUBUNGI KAMI       */
/* ===================== */
.contact-section {
  padding: 6rem 0;
  background: #ffffff;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.contact-card {
  background: #ffffff;
  border: 1px solid rgba(37, 99, 235, 0.06);
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-card);
  text-align: center;
  transition: transform 0.4s, box-shadow 0.4s;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.contact-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.contact-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(56, 189, 248, 0.06));
  color: var(--brand-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin: 0 auto 1.5rem;
  border: 1px solid rgba(37, 99, 235, 0.08);
}

.contact-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.8rem;
  font-weight: 700;
  color: #0f172a;
}

.contact-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

.contact-card a {
  color: var(--brand-blue);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

.contact-card a:hover {
  color: var(--brand-yellow-hover);
  text-decoration: underline;
}

/* ===================== */
/*      FOOTER / CTA     */
/* ===================== */
footer {
  background: #0f172a;
  padding: 5rem 0 2rem;
  color: #f1f5f9;
}

.cta-banner {
  background: linear-gradient(135deg, #2563eb, #1d4ed8, #3b82f6);
  background-size: 200% 200%;
  animation: gradient-shift 8s ease infinite;
  border-radius: 30px;
  padding: 4rem 2rem;
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(37, 99, 235, 0.25);
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.cta-banner h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
  color: #ffffff;
}

.cta-banner p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  color: #ffffff;
}

.btn-whatsapp {
  background: #25D366;
  color: white;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  padding: 1rem 2.5rem;
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.35);
  position: relative;
  z-index: 1;
}

.btn-whatsapp:hover {
  background: #20b858;
  transform: translateY(-3px);
  color: white;
  box-shadow: 0 15px 35px rgba(37, 211, 102, 0.45);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.footer-brand strong {
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  color: #f1f5f9;
}

.footer-brand span {
  font-size: 0.8rem;
  color: #94a3b8;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #3b82f6;
}

/* ===================== */
/*     ANIMATIONS        */
/* ===================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================== */
/*     RESPONSIVE        */
/* ===================== */
@media (max-width: 1024px) {
  .pricing-grid,
  .features-grid,
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content p {
    margin: 0 auto 2rem;
  }

  .hero-stats {
    justify-content: center;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 1.3rem;
    color: #0f172a;
  }

  .mobile-toggle {
    display: block;
    z-index: 1001;
  }

  .hero-content h1 {
    font-size: 2.8rem;
  }

  .about .container {
    grid-template-columns: 1fr;
  }

  .cta-banner h2 {
    font-size: 2rem;
  }
}

@media (max-width: 600px) {
  .hero-content h1 {
    font-size: 2.2rem;
  }

  .pricing-grid,
  .features-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }

  .plan-card {
    padding: 2rem 1.5rem;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}