/* ===========================================
   BtoB新規事業LP — lp-btobnew.css
   =========================================== */

/* --- Reset & Variables --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --main:    #002D5B;
  --accent:  #00AEEF;
  --sub-bg:  #F4F7FA;
  --text:    #333333;
  --text-sub:#666666;
  --white:   #FFFFFF;
}

body.lp-standalone {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--white);
  line-height: 1.75;
  min-height: 100vh;
}

/* ===== HEADER ===== */
.lp-header {
  background: var(--white);
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 0 #e3eaf3, 0 2px 12px rgba(0,45,91,0.08);
}
.lp-header__logo {
  height: 36px;
  width: auto;
}
.lp-header__cta {
  display: flex;
  gap: 12px;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 10px 24px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: opacity .2s, background .2s, border-color .2s;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  border: 2px solid var(--accent);
}
.btn-primary:hover { background: #009ed6; border-color: #009ed6; }
.btn-outline {
  background: transparent;
  color: var(--main);
  border: 2px solid var(--main);
}
.btn-outline:hover { background: var(--sub-bg); }
.btn-lg {
  padding: 15px 32px;
  font-size: 15px;
  border-radius: 4px;
}
.btn-xl {
  padding: 18px 48px;
  font-size: 17px;
  border-radius: 4px;
}
.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.45);
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: rgba(0,174,239,0.10);
  border-bottom: 1px solid rgba(0,174,239,0.25);
  padding: 10px 40px;
  text-align: center;
}
.trust-bar__inner {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--main);
}
.trust-bar__badge {
  background: var(--main);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 2px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

/* ===== SECTION COMMON ===== */
.section {
  padding: 100px 40px;
}
.section--sub {
  background: var(--sub-bg);
}
.inner {
  max-width: 960px;
  margin: 0 auto;
}
.section-label {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 4px 14px;
  border-radius: 2px;
  margin-bottom: 20px;
  text-transform: uppercase;
}
.section-title {
  font-size: 30px;
  font-weight: 900;
  color: var(--main);
  line-height: 1.45;
  margin-bottom: 16px;
}
.section-lead {
  font-size: 16px;
  color: var(--text-sub);
  margin-bottom: 56px;
}

/* ===== 1. HERO ===== */
.hero {
  background: linear-gradient(135deg, #001e3e 0%, #002D5B 55%, #003f7a 100%);
  padding: 80px 40px 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,239,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero__inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero__left { padding-bottom: 0; }
.hero__right {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero__right img {
  width: 100%;
  max-width: 520px;
  display: block;
  border-radius: 12px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.08);
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,174,239,0.18);
  border: 1px solid rgba(0,174,239,0.45);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 40px;
  margin-bottom: 28px;
  letter-spacing: 0.05em;
}
.hero__badge::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 1.8s infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}
.hero__copy {
  font-size: 40px;
  font-weight: 900;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.hero__copy .accent { color: var(--accent); }
.hero__sub {
  font-size: 18px;
  font-weight: 700;
  color: rgba(255,255,255,0.55);
  margin-bottom: 24px;
  line-height: 1.65;
}
.hero__sub .acc { color: var(--accent); }
.hero__desc {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
  margin-bottom: 40px;
}
.hero__cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ===== TRUST STRIP ===== */
.trust-strip {
  background: var(--white);
  border-top: 3px solid var(--accent);
  padding: 28px 40px;
}
.trust-strip__inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-strip__label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-sub);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
  color: var(--main);
}
.trust-item__icon {
  width: 28px; height: 28px;
  background: var(--sub-bg);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.trust-item__icon svg { width: 16px; height: 16px; }

/* ===== CASE STUDY ===== */
.case-section {
  background: var(--white);
  padding: 72px 40px;
}
.case-headline {
  font-size: 28px;
  font-weight: 900;
  color: var(--main);
  text-align: center;
  margin-bottom: 12px;
  line-height: 1.5;
}
.case-subhead {
  text-align: center;
  color: var(--text-sub);
  font-size: 15px;
  margin-bottom: 44px;
}
.case-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #dde5f0;
  box-shadow: 0 6px 32px rgba(0,45,91,0.10);
}
.case-img-wrap img {
  width: 100%;
  display: block;
}
.case-bottom-note {
  margin-top: 32px;
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--main);
  background: rgba(0,45,91,0.04);
  border-radius: 8px;
  padding: 18px 28px;
  border: 1px solid #dde5f0;
  line-height: 1.8;
}
.case-bottom-note span { color: var(--accent); }

/* ===== 2. PAIN ===== */
.pain-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.pain-card {
  background: var(--white);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 16px rgba(0,45,91,0.09);
  display: flex;
  flex-direction: column;
}
.pain-card__img {
  width: 100%;
  height: 160px;
  background: var(--sub-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.pain-card__img img {
  height: 120px;
  width: auto;
  object-fit: contain;
}
.pain-card__body {
  padding: 24px 26px 28px;
  border-top: 3px solid var(--accent);
}
.pain-card__num {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}
.pain-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--main);
  margin-bottom: 8px;
}
.pain-card__text {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.75;
}

/* ===== 3. AHA / SOLUTION ===== */
.aha-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.aha-step {
  flex: 1;
  background: var(--white);
  border: 1.5px solid #dde5f0;
  border-radius: 8px;
  padding: 26px 20px;
  text-align: center;
  min-width: 160px;
}
.aha-step__icon {
  width: 46px; height: 46px;
  background: var(--sub-bg);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px;
}
.aha-step__icon svg { width: 22px; height: 22px; }
.aha-step__label {
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 5px;
}
.aha-step__text {
  font-size: 14px;
  font-weight: 700;
  color: var(--main);
  line-height: 1.5;
}
.aha-arrow {
  color: var(--accent);
  font-size: 22px;
  padding: 0 8px;
  font-weight: 900;
  flex-shrink: 0;
}
.aha-highlight {
  background: var(--main);
  border-radius: 12px;
  padding: 44px 52px;
  margin-bottom: 40px;
  position: relative;
  overflow: hidden;
}
.aha-highlight::before {
  content: '"';
  position: absolute;
  top: -20px; left: 24px;
  font-size: 160px;
  color: rgba(0,174,239,0.12);
  font-family: Georgia, serif;
  line-height: 1;
  pointer-events: none;
}
.aha-highlight p {
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.8;
  position: relative;
  z-index: 1;
}
.aha-highlight p em {
  font-style: normal;
  color: var(--accent);
}
.aha-result {
  background: var(--sub-bg);
  border-radius: 8px;
  padding: 26px 30px;
  border: 1.5px solid #c8ddf4;
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.aha-result__icon { font-size: 30px; flex-shrink: 0; }
.aha-result p {
  font-size: 16px;
  font-weight: 700;
  color: var(--main);
  line-height: 1.7;
}
.aha-result p span { color: var(--accent); }
.aha-after-img {
  width: 100%;
  border-radius: 12px;
  box-shadow: 0 8px 40px rgba(0,45,91,0.18);
  display: block;
  margin-top: 44px;
}

/* ===== 4. FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.feature-card {
  background: var(--white);
  border-radius: 10px;
  padding: 34px 30px;
  box-shadow: 0 3px 16px rgba(0,45,91,0.09);
  border-top: 3px solid var(--accent);
}
.feature-card__icon {
  width: 50px; height: 50px;
  background: var(--sub-bg);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.feature-card__icon svg { width: 26px; height: 26px; }
.feature-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--main);
  margin-bottom: 10px;
}
.feature-card__body {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.85;
}

/* ===== 5. STRENGTH ===== */
.section--strength {
  background: linear-gradient(160deg, #001830 0%, #002D5B 50%, #003f7a 100%);
  padding: 100px 40px;
}
.section--strength .section-label {
  background: rgba(0,174,239,0.25);
  color: var(--accent);
}
.section--strength .section-title {
  color: var(--white);
}
.section--strength .section-lead {
  color: rgba(255,255,255,0.65);
}
.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.strength-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 40px 32px 36px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: background .2s, border-color .2s;
  position: relative;
  overflow: hidden;
}
.strength-card:hover {
  background: rgba(255,255,255,0.10);
  border-color: rgba(0,174,239,0.4);
}
.strength-card--trust {
  background: rgba(0,174,239,0.12);
  border-color: var(--accent);
}
.strength-card--trust:hover {
  background: rgba(0,174,239,0.18);
}
.strength-card--trust::before {
  content: '東証グロース上場';
  position: absolute;
  top: 0; left: 0; right: 0;
  background: var(--accent);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  text-align: center;
  padding: 5px 0;
  letter-spacing: 0.08em;
}
.strength-card--trust { padding-top: 52px; }
.strength-card__img {
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin-bottom: 24px;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}
.strength-card--trust .strength-card__img {
  filter: brightness(0) saturate(100%) invert(52%) sepia(96%) saturate(439%) hue-rotate(162deg) brightness(101%) contrast(101%);
  opacity: 1;
}
.strength-card__num {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.14em;
  margin-bottom: 8px;
}
.strength-card--trust .strength-card__num { color: var(--accent); }
.strength-card__title {
  font-size: 18px;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 14px;
  line-height: 1.45;
}
.strength-card__body {
  font-size: 14px;
  color: rgba(255,255,255,0.68);
  line-height: 1.85;
  flex: 1;
}
.trust-proof {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(0,174,239,0.5);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 4px;
  margin-top: 18px;
}

/* ===== 6. SUPPORT ===== */
.support-flow {
  display: flex;
  flex-direction: column;
}
.support-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  position: relative;
  padding-bottom: 40px;
}
.support-step:last-child { padding-bottom: 0; }
.support-step:last-child .support-step__line { display: none; }
.support-step__num-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}
.support-step__num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  font-size: 18px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.support-step__line {
  width: 2px;
  flex: 1;
  background: #c8ddf4;
  margin-top: 8px;
  min-height: 48px;
}
.support-step__content { padding-top: 8px; }
.support-step__content h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--main);
  margin-bottom: 6px;
}
.support-step__content p { font-size: 15px; color: var(--text-sub); line-height: 1.8; }

/* ===== 7. BOTTOM CTA ===== */
.bottom-cta {
  background: linear-gradient(135deg, #001e3e 0%, #002D5B 60%, #004080 100%);
  text-align: center;
  padding: 100px 40px;
  position: relative;
  overflow: hidden;
}
.bottom-cta::before {
  content: '';
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,174,239,0.12) 0%, transparent 65%);
  pointer-events: none;
}
.bottom-cta .inner { position: relative; z-index: 1; }
.bottom-cta__title {
  font-size: 32px;
  font-weight: 900;
  color: var(--white);
  line-height: 1.45;
  margin-bottom: 16px;
}
.bottom-cta__title span { color: var(--accent); }
.bottom-cta__desc {
  font-size: 16px;
  color: rgba(255,255,255,0.72);
  margin-bottom: 44px;
  line-height: 1.9;
}
.bottom-cta__btns {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== FORM SECTION ===== */
.form-section {
  background: var(--sub-bg);
  padding: 100px 40px;
}
.form-section .section-title {
  text-align: center;
  margin-bottom: 8px;
}
.form-section .section-lead {
  text-align: center;
  margin-bottom: 48px;
}
.form-wrap {
  max-width: 680px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 12px;
  padding: 48px 52px;
  box-shadow: 0 4px 24px rgba(0,45,91,0.10);
}

/* ===== LP FOOTER ===== */
.lp-footer {
  background: var(--sub-bg);
  border-top: 1px solid #dde5f0;
  padding: 36px 40px 28px;
}
.lp-footer__inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.lp-footer__logo img {
  height: 28px;
  width: auto;
}
.lp-footer__nav {
  display: flex;
  gap: 24px;
}
.lp-footer__nav a {
  color: var(--text-sub);
  font-size: 13px;
  text-decoration: none;
}
.lp-footer__nav a:hover {
  color: var(--main);
}
.lp-footer__copy {
  max-width: 960px;
  margin: 16px auto 0;
  padding-top: 16px;
  border-top: 1px solid #dde5f0;
  font-size: 12px;
  color: var(--text-sub);
  text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 820px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__right { display: none; }
  .hero__left { padding-bottom: 72px; }
  .hero__copy { font-size: 28px; }
  .hero__sub  { font-size: 15px; }
  .hero__cta  { flex-direction: column; }
  .btn-lg, .btn-xl { width: 100%; text-align: center; }
  .case-headline { font-size: 20px; }
  .pain-grid, .features-grid, .strength-grid { grid-template-columns: 1fr; }
  .aha-steps { flex-direction: column; }
  .aha-arrow { transform: rotate(90deg); }
  .section-title { font-size: 22px; }
  .aha-highlight { padding: 30px 26px; }
  .aha-highlight p { font-size: 16px; }
  .bottom-cta__title { font-size: 24px; }
  .lp-header { padding: 0 20px; }
  .lp-header__cta .btn-outline { display: none; }
  .section { padding: 72px 24px; }
  .trust-bar { padding: 10px 20px; }
  .trust-strip { padding: 20px 24px; }
  .trust-strip__inner { gap: 20px; }
  .form-wrap { padding: 32px 24px; }
  .lp-footer { padding: 28px 20px 20px; }
  .lp-footer__inner { flex-direction: column; align-items: center; text-align: center; }
  .lp-footer__nav { flex-wrap: wrap; justify-content: center; gap: 16px; }
}