/* ==========================================================
   totonoe-lesson-lite.css — Totonoe Lesson Lite LP 固有スタイル
========================================================== */

/* ===== セクション共通（LP版: 上下padding付き） ===== */
section {
  padding: var(--space-2xl) var(--space-md);
}

/* ===== ナビ: スクロール時のみボーダー（.scrolled はJSで付与） ===== */
.nav.scrolled {
  border-bottom: 1px solid var(--color-border);
}

/* ===== フォーム入力（LP版: padding・border-radius調整） ===== */
.form-input,
.form-textarea {
  padding: 12px 16px;
  border-radius: 0;
  font-size: 1rem;
}

.form-textarea {
  min-height: 140px;
}

/* ===== LP フォーム構造 ===== */
.form-wrapper {
  max-width: 560px;
  margin: 0 auto;
}

.form-lead {
  font-size: 0.94rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.form-submit-wrap {
  margin-top: var(--space-md);
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-lg) 0;
}

.form-success-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--color-text);
  line-height: 2.2;
}

/* ===== Hero (01) ===== */
#hero {
  background-color: var(--color-bg);
  padding-top: calc(var(--nav-h) + var(--space-2xl));
  padding-bottom: var(--space-2xl);
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.hero-layout {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: var(--space-lg);
  align-items: center;
}

.hero-brand {
  margin-bottom: var(--space-md);
}

.hero-brand img {
  height: 38px;
  width: auto;
  opacity: 0.82;
  filter: contrast(1.05);
}

.hero-product-label {
  font-family: var(--font-sans);
  font-size: clamp(0.8rem, 1.4vw, 0.95rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--color-text-sub);
  margin-bottom: 0.75rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 300;
  line-height: 1.6;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.hero-headline-sub {
  display: block;
  font-size: 0.72em;
  color: var(--color-text-sub);
  margin-top: 6px;
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: 0.97rem;
  font-weight: 300;
  line-height: 1.9;
  color: var(--color-text-sub);
  margin-top: var(--space-md);
  letter-spacing: 0.04em;
}

.hero-visual {
  aspect-ratio: 5 / 4;
  overflow: hidden;
  border-radius: 2px;
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== Empathy (02) ===== */
#empathy {
  background-color: var(--color-bg-sub);
}

.empathy-list {
  list-style: none;
  margin-top: var(--space-sm);
}

.empathy-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.96rem;
  color: var(--color-text);
}

.empathy-list li:first-child {
  border-top: 1px solid var(--color-border);
}

/* ===== Target (03) ===== */
#target {
  background-color: var(--color-bg);
}

.target-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--space-lg);
}

.target-col-a {
  border-right: 1px solid var(--color-border);
  padding-right: var(--space-lg);
}

.target-col-label {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-text-sub);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.target-list {
  list-style: none;
}

.target-list li {
  padding: 9px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.94rem;
  color: var(--color-text);
}

.target-list li:first-child {
  border-top: 1px solid var(--color-border);
}

.target-list--muted li {
  color: var(--color-text-sub);
}

/* ===== Features (04) ===== */
#features {
  background-color: var(--color-bg-sub);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 24px 28px;
}

.feature-card-title {
  font-family: var(--font-serif);
  font-size: 0.97rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 8px;
  letter-spacing: 0.06em;
  line-height: 1.6;
}

.feature-card-desc {
  font-size: 0.88rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}

/* ===== Limitations (05) ===== */
#limitations {
  background-color: var(--color-bg);
}

.limitations-list {
  list-style: none;
  margin-top: var(--space-sm);
}

.limitations-list li {
  padding: 10px 0 10px 1.6em;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.94rem;
  color: var(--color-text-sub);
  position: relative;
}

.limitations-list li:first-child {
  border-top: 1px solid var(--color-border);
}

.limitations-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-text-light);
}

.limitations-note {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  margin-top: var(--space-sm);
}

/* ===== Testimonials (06) ===== */
#testimonials {
  background-color: var(--color-bg-sub);
}

.testimonials-lead {
  font-size: 0.94rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.case-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 22px 24px;
}

.case-label {
  font-family: var(--font-serif);
  font-size: 0.78rem;
  color: var(--color-text-light);
  letter-spacing: 0.12em;
  margin-bottom: 10px;
}

.case-row {
  padding: 8px 0;
  font-size: 0.86rem;
  line-height: 1.7;
}

.case-row + .case-row {
  border-top: 1px solid var(--color-border);
}

.case-tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  margin-right: 6px;
  vertical-align: middle;
}

.case-tag--before { color: var(--color-text-light); }
.case-tag--after  { color: var(--color-accent); }
.case-text--before { color: var(--color-text-sub); }
.case-text--after  { color: var(--color-text); }

.testimonials-closing {
  font-family: var(--font-serif);
  font-size: 0.94rem;
  font-weight: 300;
  color: var(--color-text);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-sm);
  margin-top: var(--space-lg);
  line-height: 1.9;
}

.testimonials-quote {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.testimonials-quote-text {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-text);
}

.testimonials-quote-attr {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  margin-top: 6px;
}

/* ===== Pricing (07) ===== */
#pricing {
  background-color: var(--color-bg);
}

.pricing-block {
  background-color: var(--color-bg-sub);
  border: 1px solid var(--color-border);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
}

.pricing-tag {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--color-text-sub);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.monitor-note {
  font-size: 0.8rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  margin-bottom: var(--space-sm);
}

.monitor-note-detail {
  font-size: 0.76rem;
  color: var(--color-text-light);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
}

.pricing-currency {
  font-family: var(--font-sans);
  font-size: 0.84rem;
  color: var(--color-text-sub);
  letter-spacing: 0.1em;
}

.pricing-num {
  font-family: var(--font-number);
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 300;
  color: var(--color-text);
  line-height: 1;
}

.pricing-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-md) auto;
  max-width: 120px;
}

.pricing-regular-tag {
  font-size: 0.82rem;
  color: var(--color-text-light);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.pricing-regular-num {
  font-family: var(--font-number);
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 300;
  color: var(--color-text-light);
  line-height: 1;
}

.pricing-block-note {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  margin-top: var(--space-sm);
  line-height: 1.8;
}

.pricing-includes {
  margin-top: var(--space-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.pricing-includes-title {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--color-text-sub);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}

.pricing-includes-list {
  list-style: none;
}

.pricing-includes-list li {
  font-size: 0.88rem;
  color: var(--color-text);
  padding: 5px 0 5px 1.2em;
  position: relative;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.6;
}

.pricing-includes-list li:first-child {
  border-top: 1px solid var(--color-border);
}

.pricing-includes-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.pricing-includes-list--muted li {
  color: var(--color-text-sub);
}

.pricing-includes-list--muted li::before {
  color: var(--color-text-light);
}

/* ===== Flow (08) ===== */
#flow {
  background-color: var(--color-bg-sub);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  margin-top: var(--space-md);
}

.flow-step {
  padding: 0 var(--space-sm);
  text-align: center;
  position: relative;
}

.flow-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -8px;
  top: 12px;
  color: var(--color-text-light);
  font-size: 1rem;
}

.flow-step-num {
  font-family: var(--font-number);
  font-size: 1.9rem;
  font-weight: 300;
  color: var(--color-text-light);
  line-height: 1;
  margin-bottom: 10px;
  display: block;
}

.flow-step-title {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.flow-step-desc {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

/* ===== FAQ (09) ===== */
#faq {
  background-color: var(--color-bg);
}

.faq-list {
  margin-top: var(--space-sm);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  cursor: pointer;
  font-size: 0.94rem;
  color: var(--color-text);
  letter-spacing: 0.04em;
  user-select: none;
  gap: var(--space-sm);
}

.faq-icon {
  font-size: 1rem;
  color: var(--color-text-light);
  flex-shrink: 0;
  transition: transform 0.2s ease;
  display: inline-block;
  width: 20px;
  text-align: center;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  font-size: 0.93rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  padding: 0;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: var(--space-md);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

/* ===== Contact (10) ===== */
#contact {
  background-color: var(--color-bg-sub);
}

/* ===== Responsive ===== */
@media (max-width: 767px) {

  section {
    padding: var(--space-xl) var(--space-sm);
  }

  /* Hero */
  #hero {
    padding: calc(var(--nav-h) + var(--space-xl)) var(--space-sm) var(--space-xl);
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-headline {
    font-size: 1.6rem;
  }

  .hero-cta .btn-primary {
    width: 100%;
    display: block;
  }

  .hero-brand img {
    height: 32px;
  }

  .footer-logo img {
    width: 130px;
  }

  /* Target */
  .target-grid {
    grid-template-columns: 1fr;
  }

  .target-col-a {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding-right: 0;
    padding-bottom: var(--space-md);
    margin-bottom: var(--space-md);
  }

  /* Features */
  .features-grid {
    grid-template-columns: 1fr;
  }

  /* Cases */
  .case-grid {
    grid-template-columns: 1fr;
  }

  /* Pricing */
  .pricing-num {
    font-size: 2.5rem;
  }

  .pricing-includes {
    grid-template-columns: 1fr;
  }

  /* Flow */
  .flow-steps {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .flow-step {
    text-align: left;
    display: grid;
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto auto;
    column-gap: var(--space-sm);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .flow-step:last-child { border-bottom: none; }
  .flow-step::after { display: none; }

  .flow-step-num {
    grid-column: 1;
    grid-row: 1 / 3;
    font-size: 1.6rem;
    margin-bottom: 0;
    padding-top: 2px;
    text-align: center;
  }

  .flow-step-title {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
  }

  .flow-step-desc {
    grid-column: 2;
    grid-row: 2;
  }

  /* FAQ / CTA */
  .cta-center .btn-primary,
  .cta-center .btn-outline {
    width: 100%;
    display: block;
  }
}