/* =============================================
   NIDI SLO – Neo Brutalism Design System
============================================= */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --yellow:    #FFD600;
  --black:     #0A0A0A;
  --white:     #FFFFFF;
  --red:       #FF2020;
  --blue:      #0057FF;
  --green:     #00C853;
  --gray-bg:   #F5F5F0;
  --border:    3px solid var(--black);
  --shadow:    5px 5px 0 var(--black);
  --shadow-lg: 8px 8px 0 var(--black);
  --radius:    0px;
  --font:      'Space Grotesk', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background-color: var(--gray-bg);
  color: var(--black);
  line-height: 1.5;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* =============================================
   BUTTONS
============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.95rem;
  border: var(--border);
  box-shadow: var(--shadow);
  cursor: pointer;
  padding: 12px 22px;
  transition: transform 0.1s, box-shadow 0.1s;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--black);
}
.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--black);
}

.btn-primary {
  background: var(--yellow);
  color: var(--black);
}
.btn-wa {
  background: #25D366;
  color: var(--white);
}
.btn-nav {
  background: var(--yellow);
  color: var(--black);
  padding: 10px 18px;
  font-size: 0.85rem;
}
.btn-order {
  width: 100%;
  justify-content: center;
  background: var(--yellow);
  color: var(--black);
  font-size: 1rem;
}
.btn-order-dark {
  background: var(--black);
  color: var(--yellow);
}
.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

/* =============================================
   NAVBAR
============================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--yellow);
  border-bottom: var(--border);
  box-shadow: 0 3px 0 var(--black);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo {
  display: flex;
  align-items: center;
  line-height: 0;
}
.logo-img {
  display: block;
  width: auto;
  height: 34px;
}

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-a {
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 2px solid transparent;
  transition: border-color 0.15s, background 0.15s;
  letter-spacing: 0.04em;
}
.nav-a:hover {
  background: var(--black);
  color: var(--yellow);
  border-color: var(--black);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--black);
  transition: transform 0.2s, opacity 0.2s;
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.mobile-drawer {
  display: none;
  flex-direction: column;
  background: var(--black);
  border-top: var(--border);
  padding: 16px 20px 20px;
  gap: 8px;
}
.mobile-drawer.open { display: flex; }
.mob-a {
  color: var(--yellow);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1rem;
  padding: 10px 0;
  border-bottom: 1px solid #333;
  letter-spacing: 0.05em;
}
.mob-wa { margin-top: 8px; }

/* =============================================
   HERO SECTION
============================================= */
.hero {
  background: var(--black);
  color: var(--white);
  padding: 80px 0 60px;
  border-bottom: var(--border);
  position: relative;
  overflow: hidden;
}
.hero-inner {
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-block;
  background: var(--green);
  color: var(--black);
  font-weight: 800;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 16px;
  border: 2px solid var(--black);
  box-shadow: 3px 3px 0 var(--white);
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}
.highlight {
  background: var(--yellow);
  color: var(--black);
  padding: 0 8px;
  display: inline-block;
}
.hero-sub {
  font-size: 1.1rem;
  max-width: 560px;
  color: #ccc;
  margin-bottom: 36px;
  line-height: 1.65;
}
.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.stat-card {
  background: var(--yellow);
  color: var(--black);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 100px;
}
.stat-num { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.02em; }
.stat-label { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; }

/* Hero decorative bolts */
.hero-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.bolt {
  position: absolute;
  font-size: 5rem;
  opacity: 0.06;
  user-select: none;
  animation: float 4s ease-in-out infinite;
}
.bolt-1 { top: 10%; right: 5%; animation-delay: 0s; }
.bolt-2 { top: 50%; right: 15%; animation-delay: 1.5s; font-size: 7rem; }
.bolt-3 { bottom: 10%; right: 3%; animation-delay: 0.8s; font-size: 3.5rem; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* =============================================
   SECTION SHARED
============================================= */
.section-header {
  text-align: center;
  margin-bottom: 52px;
}
.section-tag {
  display: inline-block;
  background: var(--yellow);
  color: var(--black);
  font-weight: 800;
  font-size: 0.8rem;
  text-transform: uppercase;
  padding: 6px 16px;
  border: 2px solid var(--black);
  box-shadow: 3px 3px 0 var(--black);
  margin-bottom: 16px;
  letter-spacing: 0.07em;
}
.tag-invert {
  background: var(--white);
  box-shadow: 3px 3px 0 var(--yellow);
  border-color: var(--white);
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: 14px;
}
.section-sub {
  font-size: 1rem;
  color: #555;
  max-width: 560px;
  margin: 0 auto;
}
.invert .section-title, .invert .section-sub { color: var(--white); }
.invert .section-sub { color: #aaa; }

/* =============================================
   PAKET SECTION
============================================= */
.paket-section {
  padding: 80px 0 60px;
  background: var(--white);
  border-bottom: var(--border);
}
.paket-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}
.paket-card {
  background: var(--gray-bg);
  border: var(--border);
  box-shadow: var(--shadow-lg);
  padding: 28px 24px 24px;
  position: relative;
  transition: transform 0.15s, box-shadow 0.15s;
}
.paket-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 11px 11px 0 var(--black);
}
.paket-card.popular {
  background: var(--yellow);
}
.popular-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--red);
  color: var(--white);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  padding: 4px 14px;
  border: 2px solid var(--black);
  box-shadow: 2px 2px 0 var(--black);
  white-space: nowrap;
  letter-spacing: 0.05em;
}
.paket-badge {
  display: inline-block;
  background: var(--black);
  color: var(--yellow);
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  padding: 4px 12px;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
.badge-dark { background: var(--black); color: var(--yellow); }
.paket-daya {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}
.paket-unit {
  font-size: 1.4rem;
  font-weight: 700;
}
.paket-divider {
  height: 3px;
  background: var(--black);
  margin: 16px 0;
}
.paket-features {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 20px;
  font-size: 0.92rem;
  font-weight: 500;
}
.paket-price {
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.paket-price span { font-size: 2rem; }

/* Custom Banner */
.custom-banner {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--black);
  color: var(--white);
  border: var(--border);
  box-shadow: var(--shadow-lg);
  padding: 24px 28px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.custom-icon { font-size: 2rem; }
.custom-text { flex: 1; min-width: 200px; font-size: 1rem; }
.custom-text strong { font-size: 1.1rem; display: block; margin-bottom: 4px; }

/* =============================================
   WHY SECTION
============================================= */
.why-section {
  padding: 80px 0 60px;
  background: var(--gray-bg);
  border-bottom: var(--border);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
.why-card {
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.why-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 8px 8px 0 var(--black);
}
.why-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
  display: block;
}
.why-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 10px;
}
.why-card p { font-size: 0.95rem; color: #444; line-height: 1.6; }

/* =============================================
   HOW IT WORKS
============================================= */
.how-section {
  padding: 80px 0 60px;
  background: var(--yellow);
  border-bottom: var(--border);
}
.steps-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}
.step-card {
  flex: 1;
  min-width: 200px;
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow-lg);
  padding: 28px 24px;
}
.step-num {
  font-size: 3rem;
  font-weight: 800;
  color: var(--yellow);
  -webkit-text-stroke: 2px var(--black);
  line-height: 1;
  margin-bottom: 12px;
}
.step-card h3 {
  font-size: 1.1rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}
.step-card p { font-size: 0.92rem; color: #444; line-height: 1.6; }
.step-arrow {
  font-size: 2.5rem;
  font-weight: 900;
  align-self: center;
  flex-shrink: 0;
  color: var(--black);
  margin-top: -20px;
}

/* =============================================
   KONTAK SECTION
============================================= */
.kontak-section {
  padding: 80px 0 60px;
  background: var(--black);
  color: var(--white);
  border-bottom: var(--border);
}
.kontak-inner {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.kontak-card {
  flex: 1;
  min-width: 240px;
  background: var(--yellow);
  border: var(--border);
  box-shadow: var(--shadow-lg);
  padding: 36px 28px;
  text-align: center;
  color: var(--black);
}
.kontak-icon { font-size: 3rem; display: block; margin-bottom: 12px; }
.kontak-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.kontak-val {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.kontak-divider {
  align-self: center;
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #666;
  letter-spacing: 0.1em;
  padding: 0 8px;
}
.kontak-info {
  flex: 1;
  min-width: 240px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: #1a1a1a;
  border: 2px solid #333;
  padding: 20px;
}
.info-icon { font-size: 1.5rem; flex-shrink: 0; }
.info-item div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.info-item strong { font-size: 0.95rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; }
.info-item span { font-size: 0.95rem; color: #aaa; }

/* =============================================
   FOOTER
============================================= */
.footer {
  background: var(--yellow);
  border-top: var(--border);
  padding: 24px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.footer-logo {
  display: flex;
  align-items: center;
}
.logo-img-footer {
  height: 30px;
}
.footer-copy { font-size: 0.85rem; font-weight: 600; color: #333; }
.footer-wa { padding: 10px 20px; font-size: 0.88rem; }

/* =============================================
   FLOATING WA BUTTON
============================================= */
.float-wa {
  position: fixed;
  bottom: 28px;
  right: 24px;
  z-index: 9999;
  background: #25D366;
  color: var(--white);
  width: 60px;
  height: 60px;
  border: 3px solid var(--black);
  box-shadow: 4px 4px 0 var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  border-radius: 50%;
  transition: transform 0.15s, box-shadow 0.15s;
  animation: pulse-wa 2.5s ease-in-out infinite;
}
.float-wa:hover {
  transform: translate(-2px, -2px) scale(1.08);
  box-shadow: 7px 7px 0 var(--black);
}

@keyframes pulse-wa {
  0%, 100% { box-shadow: 4px 4px 0 var(--black), 0 0 0 0 rgba(37,211,102,0.5); }
  60%       { box-shadow: 4px 4px 0 var(--black), 0 0 0 14px rgba(37,211,102,0); }
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 768px) {
  .nav-links, .btn-nav { display: none; }
  .hamburger { display: flex; }
  .logo-img { height: 30px; }
  .logo-img-footer { height: 27px; }

  .hero { padding: 60px 0 48px; }
  .hero-cta-group { flex-direction: column; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }

  .hero-stats { gap: 12px; }
  .stat-card { min-width: 80px; padding: 12px 16px; }

  .paket-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }

  .steps-row { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); align-self: flex-start; margin-left: 16px; margin-top: 0; }

  .kontak-inner { flex-direction: column; }
  .kontak-divider { display: none; }
  .kontak-card { width: 100%; }

  .footer-inner { flex-direction: column; text-align: center; gap: 12px; }

  .custom-banner { flex-direction: column; align-items: flex-start; }
  .custom-banner .btn { width: 100%; justify-content: center; }
}

@media (max-width: 480px) {
  .logo-img { height: 28px; }
  .logo-img-footer { height: 25px; }
  .hero-title { font-size: 2rem; }
  .paket-daya { font-size: 2.4rem; }
  .paket-price span { font-size: 1.7rem; }
  .section-title { font-size: 1.7rem; }
}

/* =============================================
   SCROLL REVEAL ANIMATION
============================================= */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}