.btn-sub {
  display: inline-block;
  padding: 10px 18px;
  margin-top: 10px;

  background: rgba(44, 169, 225, 0.1);
  color: #2ca9e1;

  font-size: 14px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;

  border: 1px solid rgba(44, 169, 225, 0.4);

  transition: 0.25s;
}

.btn-sub:hover {
  background: rgba(44, 169, 225, 0.2);
  transform: translateY(-1px);
}

.btn-main {
display: inline-block;
padding: 14px 24px;
background: linear-gradient(135deg, #2ca9e1, #5cc5ff);
color: white;
font-size: 16px;
border-radius: 8px;
text-decoration: none;
font-weight: bold;
transition: 0.3s;
}

.btn-main:hover {
opacity: 0.85;
}

.download-cta {
text-align: center;
}

.download-note {
font-size: 14px;
margin-top: 10px;
}

.download-os {
font-size: 14px;
margin-top: 4px;
color: #4b5563;
}

.how-to-grid {
display: grid;
grid-template-columns: minmax(0, 1fr) minmax(240px, 370px);
gap: 20px;
align-items: stretch;
margin-top: 18px;
padding-left: 20px;
}

.how-to-steps {
display: grid;
gap: 14px;
}

.how-to-step {
display: flex;
gap: 14px;
align-items: flex-start;
padding: 14px;
border-radius: 14px;
background: rgba(255, 255, 255, 0.72);
border: 1px solid rgba(255, 255, 255, 0.85);
}

.step-number {
display: inline-flex;
align-items: center;
justify-content: center;
width: 32px;
height: 32px;
border-radius: 50%;
background: linear-gradient(135deg, #2ca9e1, #5cc5ff);
color: #fff;
font-weight: 700;
flex-shrink: 0;
}

.how-to-step h3,
.free-templates h3 {
margin: 0 0 6px;
font-size: 17px;
}

.how-to-step p {
margin: 0;
padding-left: 0;
}

.no-break {
white-space: nowrap;
}

.how-to-preview {
display: flex;
align-items: center;
justify-content: center;
align-self: start;
margin-top: 12px;
padding: 18px;
border: 2px dashed rgba(44, 169, 225, 0.5);
border-radius: 16px;
background: rgba(255, 255, 255, 0.58);
color: #4b5563;
text-align: center;
font-size: 14px;
}

.how-to-preview img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.free-templates {
margin: 0 0 20px 20px;
padding: 16px 18px;
border-radius: 14px;
background: rgba(255, 255, 255, 0.72);
border: 1px solid rgba(255, 255, 255, 0.85);
}

.free-templates ul {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
gap: 8px 18px;
margin: 10px 0 0;
padding-left: 20px;
}

.bundle-savings {
display: flex;
flex-wrap: wrap;
gap: 8px;
align-items: center;
margin: 10px 0 14px;
}

.regular-price {
font-size: 14px;
color: #6b7280;
text-decoration: line-through;
}

.bundle-price {
font-size: 20px;
font-weight: 700;
color: #e11d48;
}

.discount-badge {
display: inline-block;
padding: 4px 10px;
border-radius: 999px;
background: linear-gradient(135deg, #ff7aa2, #ff4d88);
color: #fff;
font-size: 14px;
font-weight: 700;
}

.cards {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 20px;
}
.card-full {
grid-column: span 2;
}

.card-coming-soon {
opacity: 0.55;
filter: grayscale(20%);
cursor: not-allowed;
}

.card-coming-soon:hover {
transform: translateY(-3px);
}

.card-coming-soon .more {
color: #6b7280;
}

.card-coming-soon::after {
content: "近日発売予定";
position: absolute;
top: 14px;
right: 14px;
padding: 4px 10px;
border-radius: 999px;
background: rgba(107, 114, 128, 0.18);
color: #4b5563;
font-size: 13px;
font-weight: 700;
}

@media (max-width: 768px) {
.how-to-grid {
grid-template-columns: 1fr;
padding-left: 0;
}

.free-templates {
margin-left: 0;
}

.free-templates ul {
grid-template-columns: 1fr;
}

.cards {
grid-template-columns: 1fr;
}

.card-full {
grid-column: auto;
}
}