/* ========== Base ========== */
:root{
  --bg-start:#ffe5f7;   /* pink lembut */
  --bg-end:#e6f6ff;     /* biru muda */
  --brand:#ff5db1;      /* pink neon */
  --brand-2:#6ad3ff;    /* biru neon */
  --ink:#1a1a1a;
  --card:#ffffff;
  --muted:#6b7280;
  --shadow:0 10px 30px rgba(0,0,0,.08);
  --radius:24px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:"Fredoka","Poppins",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 800px at 10% -10%, rgba(255,93,177,.25), transparent 60%),
    radial-gradient(1000px 700px at 110% 0%, rgba(106,211,255,.25), transparent 60%),
    linear-gradient(180deg, var(--bg-start), var(--bg-end));
}

/* Helpers */
.container{width:min(1120px, 92%); margin-inline:auto}
.section-title{
  font-size:clamp(1.6rem, 1.1rem + 2vw, 2.2rem);
  text-align:center;
  margin:20px auto 28px;
  font-weight:700;
}

/* ========== Header ========== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.6);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid rgba(0,0,0,.06);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; color:inherit}
.brand__logo{width:42px; height:42px; object-fit:contain; border-radius:12px; box-shadow: var(--shadow)}
.brand__name{font-size:1.25rem; font-weight:700}

/* Nav */
.nav{display:flex; align-items:center; gap:22px}
.nav a{
  text-decoration:none; color:var(--ink); font-weight:600;
  padding:10px 12px; border-radius:14px;
}
.nav a:hover{background:rgba(0,0,0,.06)}
.btn{
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  color:#fff !important; padding:12px 18px; border-radius:999px;
  box-shadow:0 8px 18px rgba(255,93,177,.35), 0 6px 16px rgba(106,211,255,.25);
  font-weight:700; text-decoration:none; display:inline-block;
  transform:translateY(0); transition:transform .15s ease, box-shadow .2s ease;
}
.btn:hover{transform:translateY(-2px); box-shadow:0 10px 24px rgba(255,93,177,.45), 0 10px 24px rgba(106,211,255,.35)}
.btn--small{padding:10px 14px; font-size:.95rem}
.btn--outline{
  background:#fff; color:var(--ink) !important; border:2px solid #00000010;
  box-shadow:var(--shadow)
}

/* Burger (mobile) */
.nav-toggle{display:none}
.burger{display:none; width:42px; height:42px; border-radius:12px; align-items:center; justify-content:center; cursor:pointer}
.burger span{display:block; width:22px; height:2px; background:#222; margin:4px 0; border-radius:2px}

/* ========== Hero ========== */
.hero{position:relative; padding:72px 0 40px}
.hero__grid{
  display:grid; gap:28px; align-items:center;
  grid-template-columns: 1.05fr .95fr;
}
.hero__text h1{
  font-size:clamp(2.2rem, 1.6rem + 3vw, 3.4rem);
  line-height:1.05; margin:6px 0 8px; font-weight:800;
}
.hero__text h1 span{
  background:linear-gradient(135deg, var(--brand), var(--brand-2));
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow: 0 0 0 transparent;
}
.lead{font-size:1.1rem; color:var(--muted); margin:6px 0 18px}
.cta{display:flex; gap:12px; flex-wrap:wrap}

/* socials */
.socials {
  display: flex;
  gap: 14px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.socials a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 14px;
  background: #ffffffcc;
  box-shadow: var(--shadow);
  color: #111;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  transition: transform 0.2s, background 0.3s;
}
.socials a i { font-size: 1.2rem; }
.socials a:hover {
  transform: translateY(-2px);
  background: #fff;
}

.hero__media{position:relative}
.hero__img{
  width:100%; max-width:520px; display:block; margin-inline:auto;
  filter: drop-shadow(0 18px 28px rgba(0,0,0,.18));
  border-radius:22px;
}
.sticker{
  position:absolute; width:96px; height:auto; object-fit:contain;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,.18));
  animation: float 5s ease-in-out infinite;
}
.s1{top:-10px; left:-10px; animation-delay:.2s}
.s2{bottom:-10px; right:-6px; animation-delay:1s}
@keyframes float{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }

/* Bubbles dekoratif */
.bubbles{position:absolute; inset:0; pointer-events:none; overflow:hidden}
.bubbles span{
  position:absolute; bottom:-40px; left:calc(var(--i) * 9%); width:14px; height:14px;
  background:linear-gradient(135deg, #fff, #ffffffcc); border-radius:50%;
  opacity:.3; animation: rise 8s linear infinite; filter: blur(0.5px);
}
@keyframes rise{ 0%{transform:translateY(0) scale(1)} 100%{transform:translateY(-120vh) scale(.8)} }

/* ========== Features ========== */
.features{padding:34px 0 10px}
.cards{
  display:grid; grid-template-columns: repeat(3, 1fr);
  gap:18px;
}
.card{
  background:var(--card); border-radius:var(--radius); padding:22px; box-shadow:var(--shadow);
  text-align:center;
}
.card__img{width:84px; height:84px; object-fit:contain; margin:4px auto 10px; display:block}
.card h3{margin:6px 0 6px; font-size:1.2rem}
.card p{color:var(--muted); font-size:.98rem}

/* ========== Join Box ========== */
.join{padding:28px 0 40px}
.join__box{
  background:#ffffffcc; border:1px solid #0000000f; border-radius:28px; box-shadow:var(--shadow);
  display:flex; align-items:center; justify-content:space-between; gap:16px; padding:18px 20px;
}
.join__text h2{margin:0 0 6px}
.join__text p{margin:0; color:var(--muted)}
.join__actions{display:flex; gap:10px; flex-wrap:wrap}

/* ========== Footer ========== */
.site-footer{ padding:26px 0 34px; margin-top:8px; }
.footer__grid{
  display:grid; grid-template-columns: auto 1fr auto; align-items:center; gap:12px;
}
.brand--footer .brand__logo{box-shadow:none}
.legal{color:var(--muted); text-align:center}
.footer__links{display:flex; gap:16px}
.footer__links a{text-decoration:none; color:inherit; opacity:.8}
.footer__links a:hover{opacity:1}

/* ========== Modal ========== */
.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
  z-index: 2000;
  transition: opacity 0.3s ease;
}
.modal[aria-hidden="true"] {
  opacity: 0;
  pointer-events: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
}

.modal-panel {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  animation: modalIn 0.35s ease;
}
@keyframes modalIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal h2 {
  margin: 0 0 12px;
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

#contract-text {
  font-family: monospace;
  font-size: 1rem;
  padding: 10px 14px;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  margin-bottom: 16px;
  word-break: break-all;
}

.modal-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.modal-actions button {
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

#copy-contract-btn {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  box-shadow: 0 6px 14px rgba(255,93,177,.3), 0 6px 14px rgba(106,211,255,.25);
}
#copy-contract-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,93,177,.45), 0 8px 20px rgba(106,211,255,.35);
}

.modal-actions [data-close] {
  background: #fff;
  color: var(--ink);
  border: 2px solid #00000010;
  box-shadow: var(--shadow);
}
.modal-actions [data-close]:hover {
  background: #f3f4f6;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: transparent;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--muted);
  transition: color 0.2s;
}
.modal-close:hover { color: var(--ink); }

.status {
  margin-top: 10px;
  font-size: 0.95rem;
  font-weight: 600;
}
.status.error { color: #dc2626; }
.status:not(.error) { color: #059669; }

/* ========== Responsive ========== */
@media (max-width: 980px){
  .hero__grid{grid-template-columns:1fr; text-align:center}
  .hero__media{order:-1}
  .join__box{flex-direction:column; text-align:center}
}
@media (max-width: 780px){
  .cards{grid-template-columns:1fr 1fr}
  .burger{display:flex}
  .nav{
    position:absolute; inset:64px 0 auto 0; background:#ffffffee; border-bottom:1px solid #00000012;
    display:grid; gap:6px; padding:10px 16px; transform:scaleY(0); transform-origin:top;
    transition:transform .15s ease; backdrop-filter: blur(6px);
  }
  .nav a{padding:12px 10px}
  .nav-toggle:checked ~ .nav{transform:scaleY(1)}
}
@media (max-width: 560px){
  .cards{grid-template-columns:1fr}
}