@charset "UTF-8";
.section-label {
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: #137a37;
}

.section-title {
  text-align: center;
  font-size: clamp(26px, 4.5vw, 38px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.35;
  margin-top: 8px;
}

.marker {
  background: linear-gradient(transparent 60%, rgba(19, 122, 55, 0.25) 60%);
  padding: 0 2px;
}

.phone {
  position: relative;
  background: #1a1a1a;
  border: 10px solid #1a1a1a;
  border-radius: 44px;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}
.phone::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40%;
  height: 22px;
  background: #1a1a1a;
  border-radius: 0 0 14px 14px;
  z-index: 2;
}
.phone img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 34px;
}

.browser {
  background: #2a2a2a;
  border-radius: 12px;
  padding-top: 30px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5);
}
.browser::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f57;
  box-shadow: 18px 0 0 #febc2e, 36px 0 0 #28c840;
}
.browser img {
  display: block;
  width: 100%;
  height: auto;
}

.problem-card {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: #f8f8f8;
  border: 1px solid #ececec;
  border-radius: 16px;
  padding: 22px;
}
.problem-card span {
  font-size: 26px;
  line-height: 1;
}
.problem-card p {
  font-size: 15px;
  line-height: 1.8;
  color: #444;
}

.feature-num {
  font-size: 48px;
  font-weight: 900;
  color: #137a37;
  opacity: 0.25;
  line-height: 1;
  margin-bottom: 8px;
}

.reason-card {
  border: 2px solid #1a1a1a;
  border-radius: 20px;
  padding: 30px;
}
.reason-card h3 {
  font-size: 19px;
  font-weight: 900;
  margin-bottom: 10px;
}
.reason-card h3::before {
  content: "✓ ";
  color: #137a37;
}
.reason-card p {
  font-size: 14.5px;
  line-height: 1.9;
  color: #555;
}

.voice-card {
  background: #fff;
  border-radius: 16px;
  padding: 26px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}
.voice-card .voice-meta {
  font-size: 12px;
  font-weight: 700;
  color: #137a37;
  margin-bottom: 10px;
}
.voice-card p:not(.voice-meta) {
  font-size: 14.5px;
  line-height: 1.9;
  color: #555;
}

.flow-step {
  display: flex;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px dashed #ddd;
}
.flow-step .flow-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: #1a1a1a;
  color: #fff;
  font-weight: 900;
  font-size: 18px;
  border-radius: 50%;
}
.flow-step h3 {
  font-size: 17px;
  font-weight: 900;
  margin-bottom: 4px;
}
.flow-step p {
  font-size: 14px;
  line-height: 1.8;
  color: #666;
}

.faq {
  border: 1px solid #e5e5e5;
  border-radius: 14px;
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 48px 18px 20px;
  font-weight: 700;
  font-size: 15px;
  position: relative;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: "＋";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: #137a37;
  font-weight: 900;
}
.faq[open] summary::after {
  content: "−";
}
.faq p {
  padding: 0 20px 18px;
  font-size: 14px;
  line-height: 1.9;
  color: #555;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
}
.form-label .req {
  display: inline-block;
  background: #c2001f;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: 2px;
}

.form-input {
  width: 100%;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 13px 16px;
  font-size: 15px;
}
.form-input:focus {
  outline: 2px solid #137a37;
  border-color: transparent;
}

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }
}