:root{
  --text:#0b1220;
  --muted:#6b7280;
  --btn:#0b1220;
  --bg:#ffffff;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container{
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

/* =========================
   Header
   ========================= */
.header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:22px 26px;
}

.brand{
  font-weight:800;
  font-size:28px;
  letter-spacing:-0.5px;
}

/* ✅ wrapper tombol kanan atas */
.header-actions{
  display:flex;
  gap:10px;
  align-items:center;
}

/* tombol Upload (top right) */
.header .upload-top{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 16px;
  border-radius:999px;
  background: var(--btn);
  color:#fff;
  text-decoration:none;
  font-weight:600;
  font-size:14px;
  border:none;
  cursor:pointer;
}

/* ✅ tombol Login / Dashboard */
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 16px;
  border-radius:999px;
  background:transparent;
  color:var(--text);
  text-decoration:none;
  font-weight:600;
  font-size:14px;
  border:1px solid rgba(11,18,32,0.22);
  cursor:pointer;
}

.btn-outline:hover{
  border-color: rgba(11,18,32,0.4);
}

/* =========================
   Main / Hero
   ========================= */
.main{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 16px;
}

.hero{
  text-align:center;
  max-width:720px;
}

.hero h1{
  margin:0;
  font-size:64px;
  line-height:1.05;
  letter-spacing:-1px;
}

.hero h1 .muted{
  color: var(--muted);
  font-weight:800;
}

.hero p{
  margin:18px 0 0;
  color:var(--text);
  font-size:18px;
}

.hero .cta{
  margin-top:34px;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}

/* ✅ CTA tombol/link utama: support <a> dan <button> */
.hero .cta a,
.hero .cta button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:16px 28px;
  border-radius:999px;
  background: var(--btn);
  color:#fff;
  text-decoration:none;
  font-weight:700;
  font-size:16px;
  border:none;
  cursor:pointer;
}

/* ✅ CTA secondary (Get Started / Dashboard button/link kedua) */
.hero .cta .cta-secondary{
  background:transparent;
  color:var(--text);
  border:1px solid rgba(11,18,32,0.22);
}

.hero .cta .cta-secondary:hover{
  border-color: rgba(11,18,32,0.4);
}

/* =========================
   Footer
   ========================= */
.footer{
  padding:26px;
  display:flex;
  justify-content:center;
  gap:28px;
  color: var(--muted);
  font-size:12px;
}

.footer a{
  color: var(--muted);
  text-decoration:none;
}

.footer a:hover{
  text-decoration:underline;
}

/* responsive biar mirip tetap enak di HP */
@media (max-width:640px){
  .hero h1{ font-size:42px; }
  .brand{ font-size:24px; }
}