* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(160deg, #5f2c82, #49a09d);
  font-family: "Segoe UI", system-ui, sans-serif;
  color: #1f2937;
}


.page {
  max-width: 420px;
  margin: 0 auto;
  padding: 40px 16px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

/* ---------- CALCULATOR CARD ---------- */
.card {
  width: 100%;
  background: #ffffff;
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.card h2 {
  text-align: center;
  margin-bottom: 20px;
  font-weight: 600;
}

/* ---------- INPUTS ---------- */
input {
  width: 100%;
  padding: 14px;
  margin-bottom: 14px;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  font-size: 16px;
  outline: none;
}
input,
select {
  min-height: 48px;
}

input:focus {
  border-color: #6a11cb;
}

/* ---------- TENURE GROUP ---------- */
.tenure-group {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.tenure-group input,
.tenure-group select {
  flex: 1;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  font-size: 15px;
}

.tenure-group select {
  background: #ffffff;
}

/* ---------- BUTTON ---------- */
button {
  width: 100%;
  padding: 16px;
  min-height: 52px;          /* 👈 mobile tap size */
  background: linear-gradient(135deg, #6a11cb, #2575fc);
  color: #ffffff;
  border: none;
  border-radius: 18px;       /* slightly rounder for phone UI */
  font-size: 17px;           /* prevents zoom issues */
  font-weight: 600;
  cursor: pointer;
}


button:hover {
  opacity: 0.95;
}

/* ---------- RESULT SECTION ---------- */
.result {
  margin-top: 24px;
  background: #f9fafb;
  padding: 18px;
  border-radius: 16px;
  font-size: 14px;
}

.result h3 {
  text-align: center;
  margin-top: 0;
  margin-bottom: 14px;
  font-size: 16px;
}

.result p {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.result hr {
  margin: 14px 0;
  border: none;
  border-top: 1px solid #e5e7eb;
}

/* ---------- EMI BADGE (INLINE HIGHLIGHT) ---------- */
.emi-badge {
  background: #ede9fe;
  color: #4c1d95;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
}

.emi-badge.interest {
  background: #ecfdf5;
  color: #065f46;
}

/* ---------- EXPLANATION SECTION ---------- */
.emi-info {
  width: 100%;
  background: #ffffff;
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  font-size: 14px;
  line-height: 1.7;
}

.emi-info h3 {
  text-align: center;
  margin-bottom: 14px;
  font-size: 18px;
}

.emi-info h4 {
  margin-top: 18px;
  margin-bottom: 8px;
  font-size: 15px;
}

.intro {
  text-align: center;
  color: #6b7280;
}

/* ---------- LIST ---------- */
.emi-info ul {
  padding-left: 18px;
  margin: 8px 0;
}

.emi-info li {
  margin-bottom: 6px;
}

/* ---------- FORMULA BOX ---------- */
.formula-box {
  background: #f3f4f6;
  padding: 14px;
  border-radius: 14px;
  margin: 14px 0;
}

.formula-box code {
  display: block;
  margin-top: 6px;
  font-weight: 600;
  color: #4f46e5;
}

/* ---------- BULLET STYLE ---------- */
.bullet {
  color: #4f46e5;
  font-weight: 900;
  margin-right: 6px;
}

/* ---------- EXAMPLE BOX ---------- */
.example-box {
  background: #f9fafb;
  padding: 16px;
  border-radius: 16px;
  margin-top: 14px;
}

.example-box code {
  font-weight: 600;
  color: #065f46;
}

/* ---------- NOTE ---------- */
.note {
  margin-top: 18px;
  text-align: center;
  font-size: 13px;
  color: #6b7280;
}

/* ---------- MOBILE ---------- */
@media (max-width: 600px) {
  .page {
    padding: 24px 12px;
  }
}

@media (max-width: 600px) {

  body {
    background: linear-gradient(180deg, #5f2c82, #49a09d);
  }

  .page {
    padding: 16px 12px 28px;
    gap: 24px;
  }

  .card {
    border-radius: 20px;
    padding: 20px;
  }

  .emi-info {
    border-radius: 20px;
    padding: 20px;
  }
}

@media (max-width: 600px) {
  button {
    position: static;
  }
}