/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #e6e9f2;
  background: #07080d;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -.02em;
}
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== Variabel ===== */
:root {
  --primary: #8b5cf6;
  --primary-2: #6366f1;
  --accent: #22d3ee;
  --pink: #f472b6;
  --bg: #07080d;
  --surface: rgba(255, 255, 255, .04);
  --surface-2: rgba(255, 255, 255, .06);
  --border: rgba(255, 255, 255, .1);
  --border-strong: rgba(255, 255, 255, .18);
  --text: #e6e9f2;
  --muted: #9aa3b8;
  --radius: 18px;
  --shadow: 0 30px 60px -30px rgba(0, 0, 0, .8);
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 22px;
  position: relative;
  z-index: 2;
}

/* ===== Background ===== */
.bg-blobs {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
  filter: blur(80px);
  opacity: .55;
}
.blob {
  position: absolute;
  border-radius: 50%;
  transition: transform .6s cubic-bezier(.22,1,.36,1);
  will-change: transform;
}
.blob-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, #7c3aed, transparent 70%);
  top: -120px; left: -120px;
  animation: float1 18s ease-in-out infinite;
}
.blob-2 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  top: 20%; right: -160px;
  animation: float2 22s ease-in-out infinite;
}
.blob-3 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, #ec4899, transparent 70%);
  bottom: -180px; left: 30%;
  animation: float3 26s ease-in-out infinite;
}
@keyframes float1 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(40px, 30px) scale(1.1); }
}
@keyframes float2 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(-30px, 40px) scale(1.08); }
}
@keyframes float3 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(20px, -40px) scale(1.12); }
}
.grid-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 40%, transparent 80%);
}

/* ===== Tombol ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .3s ease, background .2s ease, border-color .2s ease;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 12px 30px -10px rgba(139, 92, 246, .6);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -12px rgba(139, 92, 246, .8);
}
.btn-glow::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--primary), var(--accent), var(--pink));
  border-radius: inherit;
  filter: blur(14px);
  opacity: .5;
  z-index: -1;
  animation: pulse 4s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: .4; }
  50% { opacity: .8; }
}
.btn-ghost {
  background: rgba(255,255,255,.03);
  color: var(--text);
  border-color: var(--border-strong);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.07);
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: #0b0c12;
}
.btn-sm { padding: .55rem 1.1rem; font-size: .85rem; }

/* ===== Navbar ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 8, 13, .55);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
}
.logo-mark {
  display: grid;
  place-items: center;
  width: 36px; height: 36px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-size: .78rem;
  font-weight: 800;
  box-shadow: 0 8px 20px -6px rgba(139, 92, 246, .6);
}
.logo-text .dot { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  font-size: .92rem;
  font-weight: 500;
  color: var(--muted);
}
.nav-links a:not(.btn):hover { color: var(--text); }
@media (max-width: 720px) {
  .nav-links a:not(.btn) { display: none; }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 90px 0 110px;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .4rem .85rem;
  border-radius: 999px;
  background: rgba(139, 92, 246, .12);
  border: 1px solid rgba(139, 92, 246, .3);
  color: #c4b5fd;
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -.03em;
}
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--accent) 50%, var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 52ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .8rem;
  margin: 1.6rem 0 2.2rem;
}
.hero-stats {
  display: flex;
  gap: 2.2rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.35rem;
  background: linear-gradient(135deg, #fff, #9aa3b8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-stats span { color: var(--muted); font-size: .82rem; }

/* ===== Hero card / dropzone ===== */
.hero-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--border-strong);
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}
.card-glow {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(139,92,246,.35), transparent 40%, rgba(34,211,238,.35));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  padding: 1px;
  pointer-events: none;
}
.dropzone {
  border: 2px dashed rgba(139, 92, 246, .45);
  border-radius: 16px;
  padding: 36px 20px;
  text-align: center;
  background: rgba(139, 92, 246, .06);
  cursor: pointer;
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}
.dropzone:hover { background: rgba(139, 92, 246, .1); }
.dropzone.dragover {
  border-color: var(--accent);
  background: rgba(34, 211, 238, .12);
  transform: scale(1.01);
}
.dz-icon { font-size: 2.2rem; filter: drop-shadow(0 0 12px rgba(139,92,246,.6)); }
.dz-title { font-family: 'Space Grotesk', sans-serif; font-weight: 600; margin: .6rem 0 .25rem; }
.dz-sub { color: var(--muted); font-size: .85rem; margin-bottom: 1.1rem; }
.dz-note { margin: 14px 0 0; font-size: .85rem; color: var(--muted); text-align: center; }
.dz-note.error { color: #fca5a5; }

/* ===== Section ===== */
.section { padding: 96px 0; position: relative; z-index: 2; }
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}
.section-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
.section-head p { color: var(--muted); }
.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .8rem;
}

/* ===== Grid & glass card ===== */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } }

.glass-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  backdrop-filter: blur(12px);
  transition: transform .3s cubic-bezier(.22,1,.36,1), border-color .3s ease, box-shadow .3s ease;
  overflow: hidden;
}
.glass-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(139,92,246,.18), transparent 40%);
  opacity: 0;
  transition: opacity .3s ease;
  pointer-events: none;
}
.glass-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 30px 60px -30px rgba(139, 92, 246, .5);
}
.glass-card:hover::before { opacity: 1; }
.card-icon {
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(139,92,246,.25), rgba(34,211,238,.25));
  border: 1px solid var(--border-strong);
  font-size: 1.25rem;
  margin-bottom: 16px;
}
.glass-card h3 { font-size: 1.08rem; }
.glass-card p { color: var(--muted); font-size: .92rem; margin: 0; }

/* ===== Steps ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 0;
}
@media (max-width: 720px) { .steps { grid-template-columns: 1fr; } }
.step-num {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  margin-bottom: 14px;
  box-shadow: 0 10px 25px -10px rgba(139, 92, 246, .7);
}

/* ===== FAQ ===== */
.faq-wrap { max-width: 760px; margin: 0 auto; }
.faq-item {
  padding: 18px 22px;
  margin-bottom: 12px;
  cursor: pointer;
}
.faq-item summary {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  color: var(--accent);
  font-size: 1.3rem;
  font-weight: 700;
  transition: transform .3s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 12px 0 0; color: var(--muted); font-size: .92rem; }

/* ===== CTA ===== */
.cta {
  position: relative;
  margin: 40px auto;
  max-width: 1140px;
  border-radius: 28px;
  padding: 72px 24px;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(139,92,246,.35), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--border-strong);
}
.cta-glow {
  position: absolute;
  inset: auto -50px -80px auto;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(34,211,238,.35), transparent 70%);
  filter: blur(60px);
  pointer-events: none;
}
.cta h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
.cta p { color: var(--muted); margin-bottom: 1.6rem; }

/* ===== Footer ===== */
.footer {
  padding: 56px 0 28px;
  border-top: 1px solid var(--border);
  margin-top: 60px;
  position: relative;
  z-index: 2;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 720px) { .footer-inner { grid-template-columns: 1fr; } }
.footer-links {
  display: flex;
  gap: 1.5rem;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.footer-links a { color: var(--muted); font-size: .92rem; }
.footer-links a:hover { color: var(--text); }
.muted { color: var(--muted); font-size: .88rem; }
.copyright {
  grid-column: 1 / -1;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  text-align: center;
}
@media (max-width: 720px) {
  .footer-links { justify-content: flex-start; }
}

/* ===== Reveal animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Efek hover glass card mengikuti mouse ===== */
.glass-card {
  --mx: 50%;
  --my: 0%;
}