/* ===== RESET DASAR ===== */
* {
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: linear-gradient(135deg, #2563eb, #1e40af);
  padding: 20px;
  margin: 0;
}

/* ===== CONTAINER UTAMA (TETAP) ===== */
.container {
  max-width: 720px;
  margin: auto;
  background: #ffffff;
  padding: 25px;
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
  position: relative;
  z-index: 1;
}

/* ===== HEADER BARU ===== */
.top-header {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand img {
  height: 72px;
  width: auto;
  max-height: none;
  display: block;
}

.brand-title {
  font-size: 48px;
  font-weight: 900;
  color: #1e40af;
  border: 3px solid #1e40af;
  padding: 6px 16px;
  border-radius: 12px;
  letter-spacing: 3px;
  line-height: 1;
}

/* ===== JUDUL TENGAH ===== */
.main-title-box {
  text-align: center;
  background: linear-gradient(135deg, #1e40af, #2563eb);
  color: white;
  padding: 20px 16px;
  border-radius: 14px;
  margin-bottom: 25px;
}

.main-title-box h1 {
  margin: 0;
  font-size: 30px;
  letter-spacing: 2px;
}

.main-title-box h2 {
  margin-top: 6px;
  font-size: 18px;
  letter-spacing: 2px;
}

/* ===== BOX FORM (TETAP) ===== */
.box {
  margin-bottom: 22px;
}

.box h3 {
  margin-bottom: 10px;
  color: #1e40af;
  font-size: 18px;
}

/* ===== INPUT & SELECT (TETAP) ===== */
input,
select {
  width: 100%;
  padding: 11px;
  margin-bottom: 8px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  font-size: 14px;
}

/* ===== BUTTON (TETAP) ===== */
button {
  width: 100%;
  padding: 15px;
  font-size: 16px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: white;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

button:hover {
  opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
  text-align: center;
  font-size: 13px;
  margin-top: 20px;
  opacity: 0.7;
}

/* ===== WATERMARK MELAYANG ===== */
.watermark {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: bold;
  opacity: 0.08;
  pointer-events: none;
  transform: rotate(-20deg);
  z-index: 0;
}