/* ============================================================
   PRONI アイミツ AI発注くん LP — styles.css
   Based on AIBPR design system
   ============================================================ */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  color: rgba(6, 16, 26, 0.92);
  background-color: #ffffff;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  display: block;
}

/* ============================================================
   Color tokens
============================================================ */
:root {
  --color-red:       #de2d2d;
  --color-red-dark:  #c42828;
  --color-secondary: #9f7356;
  --color-secondary-deep: #8a5b42;
  --color-secondary-surface: #f7f5f3;
  --color-cream:     #ebe6dc;
  --color-orange-light: #fce6e2;
  --color-gray:      #f6f6f6;
  --color-text:      rgba(6, 16, 26, 0.92);
  --color-text-mute: rgba(6, 16, 26, 0.62);
  --color-border:    rgba(6, 16, 26, 0.12);
  --color-navy:      #0e2d52;
  --color-yellow:    #ffc93c;
}

.text-red { color: var(--color-red); }

/* ============================================================
   Layout utilities
============================================================ */
.container {
  width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.container-narrow {
  width: 768px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   Eyebrow / section labels
============================================================ */
.eyebrow-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-secondary-deep);
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.section-eyebrow-block {
  text-align: center;
  margin-bottom: 8px;
  width: 100%;
}

.section-eyebrow-block h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 1.12px;
  color: var(--color-text);
  font-feature-settings: 'palt';
}

/* ============================================================
   Buttons
============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 40px;
  background: var(--color-red);
  border: 2px solid var(--color-red);
  border-radius: 8px;
  color: #ffffff;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0.68px;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.15s ease,
              box-shadow 0.15s ease;
  box-shadow: rgba(6,16,26,.30) 0 1px 2px, rgba(6,16,26,.15) 0 2px 6px 2px;
}

.btn-primary:hover {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
  box-shadow: 0 6px 20px rgba(222,45,45,0.45);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 20px 32px;
  background: #ffffff;
  border: 2px solid var(--color-red);
  border-radius: 8px;
  color: var(--color-red);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 20px;
  line-height: 1;
  letter-spacing: 0.68px;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.btn-secondary:hover {
  background: #fff5f5;
  transform: translateY(-1px);
}

.btn-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.btn-group {
  display: flex;
  gap: 24px;
  align-items: center;
}

.btn-group.centered {
  justify-content: center;
}

/* ============================================================
   Disclaimer
============================================================ */
.disclaimer {
  font-size: 10px;
  font-weight: 400;
  color: var(--color-text-mute);
  line-height: 1.6;
  letter-spacing: 0.4px;
  font-feature-settings: 'palt';
}

.disclaimer.centered {
  text-align: center;
}

/* ============================================================
   LP Header (sticky, from ai-solution-002)
============================================================ */
.lp-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  width: 100%;
}

.lp-header__logo img {
  height: 32px;
  width: auto;
  display: block;
}

.lp-header__right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.lp-header__tel {
  display: none;
  align-items: center;
  gap: 8px;
}

.lp-header__tel-label {
  font-size: 11px;
  color: var(--color-text-mute);
  line-height: 1.4;
  white-space: nowrap;
}

.lp-header__tel-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.lp-header__tel-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.lp-header__tel-number {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.06em;
  line-height: 1.2;
  white-space: nowrap;
}

.lp-header__tel-hours {
  font-size: 10px;
  color: var(--color-text-mute);
  line-height: 1;
  white-space: nowrap;
}

.lp-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 18px;
  background: var(--color-red);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  letter-spacing: 0.02em;
  box-shadow: rgba(6,16,26,.30) 0 1px 2px, rgba(6,16,26,.15) 0 2px 6px 2px;
  transition: background 0.15s ease-out, box-shadow 0.15s ease-out;
}

.lp-header__cta:hover {
  background: var(--color-red-dark);
  box-shadow: 0 6px 20px rgba(222,45,45,0.45);
}

.lp-header__cta-sub {
  font-size: 11px;
  font-weight: 400;
}

/* ============================================================
   Hero / FV Section  (AIBPR準拠)
============================================================ */
.section-hero {
  position: relative;
  overflow: hidden;
  padding: 57px 140px 64px;
  background: #ffffff;
}

.section-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg,
    rgba(255,253,161,0.30) 0%,
    rgba(218,254,201,0.26) 12%,
    rgba(181,254,241,0.22) 24%,
    rgba(255,255,232,0.12) 70%,
    rgba(255,255,255,0) 100%);
  pointer-events: none;
  z-index: 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url('../img/LP-0622_AI開発_02_2x.webp');
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 50% center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 1;
  background: rgba(255, 255, 255, 0.65);
}

.hero-container {
  position: relative;
  z-index: 2;
  max-width: 760px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.hero-eyebrow-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  background: var(--color-cream);
  color: var(--color-red);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.64px;
  line-height: 1.5;
  padding: 4px 16px;
  border-radius: 50px;
}

.hero-headline {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-feature-settings: "palt" 1;
}

.hero-hl-l1,
.hero-hl-l2 > span {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 1.84px;
  color: var(--color-text);
  white-space: nowrap;
}

.hero-hl-l2 {
  display: flex;
  align-items: baseline;
}

.hero-hl-red {
  color: var(--color-red);
}

.hero-hl-sm {
  font-size: 40px !important;
  letter-spacing: 1.6px !important;
}

.hero-hl-ul {
  position: relative;
  display: inline-block;
  z-index: 0;
}

.hero-hl-ul::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background: #e1d966;
  z-index: -1;
}

.hero-badges {
  padding: 8px 0;
}

.hero-badges img {
  display: block;
  width: 531px;
  height: auto;
}

.hero-body {
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.72px;
  color: var(--color-text);
  padding: 8px 0;
  margin: 0;
  font-feature-settings: "palt" 1;
}

.hero-cta-area {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.hero-cta-area .btn-primary {
  width: 100%;
  max-width: 610px;
  height: 84px;
  font-size: 28px;
  border-radius: 16px;
  letter-spacing: 1.12px;
}

/* ============================================================
   FV (Hero) — STORE-style CTA card structure
============================================================ */
.section-hero .hero-container {
  gap: 20px;
  align-items: stretch;
  margin-inline: auto;
}

.fv__hero {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
  padding-bottom: 4px;
}

.fv__title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 1.4px;
  color: var(--color-text);
  font-feature-settings: 'palt';
}

.fv__title-l1,
.fv__title-l2,
.fv__title-l3 {
  display: block;
}

.fv__hero-sub {
  font-size: 15px;
  font-weight: 400;
  color: var(--color-text-mute);
  line-height: 1.7;
  letter-spacing: 0.6px;
  font-feature-settings: 'palt';
}

.fv__cta-box {
  background: #ffffff;
  border-radius: 20px;
  padding: 20px 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  box-shadow: 0 6px 24px rgba(6, 16, 26, 0.15);
}

.fv__cta-label {
  display: flex;
  align-items: center;
  gap: 10px;
}

.deco-arrow-left,
.deco-arrow-right {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.fv__cta-text {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.64px;
  line-height: 1.5;
  color: var(--color-text);
  font-feature-settings: 'palt';
  text-align: center;
}

.fv__cta-text span {
  color: var(--color-red);
}

.fv__cta-question {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.8px;
  line-height: 1.5;
  font-feature-settings: 'palt';
  display: flex;
  align-items: center;
  gap: 6px;
}

.fv__cta-question-q {
  font-family: 'Schibsted Grotesk', sans-serif;
  color: var(--color-red);
  font-size: 24px;
}

.fv__cta-choices {
  display: flex;
  gap: 16px;
  width: 100%;
  justify-content: center;
  margin-top: 2px;
}

.fv__cta-choice {
  flex: 1;
  max-width: 320px;
  background: var(--color-red);
  color: #ffffff;
  border: 2px solid var(--color-red);
  border-radius: 12px;
  padding: 18px 20px;
  font-family: 'Noto Sans JP', sans-serif;
  text-align: center;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
  box-shadow: rgba(6,16,26,.20) 0 1px 2px, rgba(6,16,26,.10) 0 2px 6px 2px;
}

.fv__cta-choice:hover {
  background: var(--color-red-dark);
  border-color: var(--color-red-dark);
  box-shadow: 0 6px 20px rgba(222,45,45,0.45);
  transform: translateY(-1px);
}

.fv__cta-choice-text {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.88px;
  line-height: 1.3;
  font-feature-settings: 'palt';
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.fv__cta-choice-sub {
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.52px;
  line-height: 1.4;
}

/* ============================================================
   Section Title components (AIBPR)
============================================================ */
.section-title-centered {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.section-title-centered h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 1.12px;
  color: var(--color-text);
  text-align: center;
  font-feature-settings: 'palt';
}

.section-title-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
}

.section-title-left h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 1.12px;
  color: var(--color-text);
  font-feature-settings: 'palt';
}

.section-label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-secondary-deep);
  line-height: 1.5;
  letter-spacing: 0.56px;
}

/* ============================================================
   Suggestion Banner (AIBPR準拠)
============================================================ */
.section-suggestion {
  background: #FCE6E2;
  padding: 24px 0;
}

.section-suggestion .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.suggestion-text {
  display: flex;
  align-items: baseline;
  gap: 2px;
  text-align: center;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
  flex-wrap: wrap;
  justify-content: center;
}

.suggestion-sm {
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.56px;
  font-feature-settings: 'palt';
}

.suggestion-lg {
  font-size: 24px;
  line-height: 1.6;
  letter-spacing: 0.96px;
  font-feature-settings: 'palt';
}

/* ============================================================
   TROUBLE / Pain Section
============================================================ */
.section-pain {
  background: var(--color-gray);
  padding: 40px 0 52px;
}

.section-pain .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
}

.persona-card {
  background: #ffffff;
  border-radius: 8px;
  padding: 20px 24px;
}

.persona-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.persona-card-head img.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.persona-card-head img.thinking {
  width: 22px;
  height: auto;
  flex-shrink: 0;
  margin-left: -6px;
  align-self: flex-start;
}

.persona-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-secondary-deep);
  line-height: 1.4;
  margin: 0;
}

.persona-items {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.persona-items li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.5;
}

.persona-items li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
}

.problems-footer {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
}

.problems-footer mark {
  background: linear-gradient(transparent 60%, var(--color-yellow) 60%);
  padding: 0 4px;
}

/* ============================================================
   USE CASE Section
============================================================ */
.section-usecases {
  font-family: var(--font-jp);
  letter-spacing: 0.02em;
  background: #ffffff;
  padding: 88px 32px;
}
.usecases__inner { max-width: 1080px; margin: 0 auto; }

.usecases__head { text-align: center; margin-bottom: 52px; }
.usecases__eyebrow {
  font-size: 13px; font-weight: 700; letter-spacing: 0.22em;
  color: var(--color-secondary); margin: 0 0 14px;
}
.usecases__title {
  font-size: 36px; font-weight: 700; line-height: 1.35;
  color: var(--color-text); margin: 0 0 16px;
}
.usecases__lead {
  font-size: 16px; font-weight: 500; line-height: 1.7;
  color: var(--color-text-mute); margin: 0;
}

.usecases__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.case {
  background: #fff;
  border: 1px solid rgba(6, 16, 26, 0.10);
  border-radius: 18px;
  padding: 34px 34px 28px;
  box-shadow: 0 4px 18px rgba(6, 16, 26, 0.05);
  display: flex;
  flex-direction: column;
}

.case__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}
.case__heading { min-width: 0; }
.case__no {
  font-size: 12px; font-weight: 700; letter-spacing: 0.14em;
  color: var(--color-secondary); margin-bottom: 10px;
}
.case__q {
  font-size: 26px; font-weight: 700; line-height: 1.45;
  color: var(--color-text); margin: 0;
}

.case__illust {
  width: 116px; height: 116px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
}
.case__illust img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}

.case__proposal {
  background: var(--color-cream);
  border-radius: 12px;
  padding: 14px 16px 15px;
  margin-bottom: 20px;
}
.case__proposal-head {
  display: flex; align-items: center; gap: 7px; margin-bottom: 7px;
}
.case__proposal-head span {
  font-size: 12px; font-weight: 700; letter-spacing: 0.06em;
  color: var(--color-secondary-deep);
}
.case__proposal-text {
  font-size: 14.5px; font-weight: 600; line-height: 1.75;
  color: rgba(6, 16, 26, 0.82); margin: 0;
}

.case__results-label {
  font-size: 12px; font-weight: 700; letter-spacing: 0.04em;
  color: var(--color-secondary); margin-bottom: 13px;
}
.case__results {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 15px;
}
.case__results li {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 17px; font-weight: 600; line-height: 1.55;
  color: var(--color-text);
}
.case__results .check { flex-shrink: 0; margin-top: 2px; }

.case__tools {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(6, 16, 26, 0.10);
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
}
.case__tools-label {
  font-size: 11px; font-weight: 700; letter-spacing: 0.06em;
  color: var(--color-secondary);
  background: #f7f5f3;
  padding: 3px 8px; border-radius: 5px; flex-shrink: 0;
}
.case__tools-text {
  font-size: 13px; font-weight: 500; line-height: 1.6;
  color: rgba(6, 16, 26, 0.55);
}

/* ============================================================
   Logo Strip / Marquee
============================================================ */
.logo-strip {
  background: #ffffff;
  padding-bottom: 8px;
}

.lp-logo-marquee-header {
  text-align: center;
  padding: 32px 16px 0;
}

.lp-logo-marquee-header__sub {
  font-size: 13px;
  color: var(--color-text-mute);
  margin: 0 0 6px;
}

.lp-logo-marquee-header__title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 4px;
}

.lp-logo-marquee {
  padding: 32px 0 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.lp-logo-marquee_track {
  overflow: hidden;
}

.lp-logo-marquee_list {
  display: flex;
  align-items: center;
  gap: 40px;
  width: max-content;
}

.lp-logo-marquee_track-left .lp-logo-marquee_list {
  animation: marquee-left 40s linear infinite;
}

.lp-logo-marquee_track-right .lp-logo-marquee_list {
  animation: marquee-right 40s linear infinite;
}

.lp-logo-marquee_list img {
  height: 54px;
  width: auto;
  object-fit: contain;
  flex-shrink: 0;
}

.lp-logo-marquee_list img[alt="AsahiKASEI"] {
  height: 42px;
}

@keyframes marquee-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes marquee-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

/* ============================================================
   TWO PATHS Section (section-cases style)
============================================================ */
.section-paths {
  background: #ffffff;
  padding: 40px 0;
}

.section-paths .container {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.case-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.case-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px;
  border: 1px solid rgba(159, 115, 86, 0.6);
  border-radius: 8px;
  overflow: hidden;
}

.case-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.case-path-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: var(--color-secondary);
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
  align-self: flex-start;
}

.case-after,
.case-before {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.after-label {
  display: block;
  font-family: 'Schibsted Grotesk', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--color-red);
  line-height: 1.2;
  letter-spacing: 0.56px;
}

.after-body {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.72px;
  color: var(--color-text);
  font-feature-settings: 'palt';
}

.before-label {
  display: block;
  font-family: 'Schibsted Grotesk', sans-serif;
  font-weight: 700;
  font-size: 12px;
  color: var(--color-text-mute);
  line-height: 1.2;
  letter-spacing: 0.48px;
}

.before-body {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-mute);
  letter-spacing: 0.48px;
  font-feature-settings: 'palt';
}

.case-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.case-tag {
  background: rgba(14,45,82,0.06);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 5px;
}

.case-tag::before {
  content: '✦';
  color: var(--color-secondary);
  font-size: 11px;
}

.case-image-area {
  flex-shrink: 0;
  width: 300px;
  height: 150px;
  overflow: hidden;
  border-radius: 8px;
  background: #f0f4f8;
}

.case-image-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cases-cta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  width: 100%;
}


/* ============================================================
   REASONS Section (section-trust style AIBPR準拠)
============================================================ */
.section-reasons {
  background: #ffffff;
  padding: 40px 0;
}

.section-reasons .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
}

.reason-card {
  background: #ebe6dc;
  border-radius: 8px;
  overflow: hidden;
}

.reason-card-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 24px 16px;
}

.reason-badge {
  display: inline-block;
  font-family: 'Schibsted Grotesk', sans-serif;
  font-weight: 700;
  font-size: 13px;
  color: var(--color-secondary-deep);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.reason-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 8px;
  line-height: 1.5;
  letter-spacing: 0.72px;
  font-feature-settings: 'palt';
}

.reason-body {
  font-size: 14px;
  color: var(--color-text-mute);
  margin: 0;
  line-height: 1.6;
  letter-spacing: 0.56px;
  font-feature-settings: 'palt';
}

/* ============================================================
   FLOW Section (section-steps style)
============================================================ */
.section-steps {
  background: #ffffff;
  padding: 40px 0 80px;
}

.section-steps .container {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.steps-row {
  display: flex;
  gap: 20px;
  width: 100%;
  position: relative;
}

.steps-row::before {
  content: '';
  position: absolute;
  top: 26px;
  left: 50%;
  transform: translateX(-50%);
  width: 738px;
  height: 1px;
  background: var(--color-secondary);
}

.step {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Schibsted Grotesk', sans-serif;
  font-weight: 500;
  font-size: 26px;
  color: var(--color-secondary);
  line-height: 1;
  flex-shrink: 0;
}

.step-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

.step-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  background: var(--color-secondary);
  letter-spacing: 0.12em;
  padding: 3px 14px;
  border-radius: 99px;
  margin-bottom: 6px;
}

.step-body h3 {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.6px;
  color: var(--color-text);
  text-align: center;
  width: 100%;
  font-feature-settings: 'palt';
}

.step-body p {
  font-size: 12px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-mute);
  letter-spacing: 0.4px;
  font-feature-settings: 'palt';
  text-align: center;
  width: 100%;
}

/* ============================================================
   FAQ Section
============================================================ */
.section-faq {
  background: #ffffff;
  padding: 40px 0 80px;
}

.section-faq .container-narrow {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
  border-top: 1px solid var(--color-border);
}

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

.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 0;
  cursor: pointer;
  user-select: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-q-mark {
  color: var(--color-secondary-deep);
  font-size: 18px;
  font-weight: 700;
  width: 24px;
  flex-shrink: 0;
  font-family: 'Schibsted Grotesk', sans-serif;
}

.faq-q-text {
  flex: 1;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.5;
}

.faq-toggle {
  color: var(--color-secondary);
  font-size: 22px;
  font-weight: 400;
  transition: transform 0.2s;
  flex-shrink: 0;
  line-height: 1;
}

details[open] .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 0 20px 38px;
  font-size: 14px;
  color: var(--color-text-mute);
  line-height: 1.8;
  font-feature-settings: 'palt';
}

/* ============================================================
   Footer top CTA Box Section
============================================================ */
.section-cta-box {
  background: #f7f5f3;
  padding: 40px 0 52px;
}

.cta-box {
  background: #ffffff;
  border-radius: 8px;
  padding: 40px 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.cta-box-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  text-align: center;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: var(--color-cream);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-secondary-deep);
  line-height: 1.3;
  letter-spacing: 0.48px;
  white-space: nowrap;
  font-feature-settings: 'palt';
}

.cta-box-title {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.96px;
  color: var(--color-text);
  text-align: center;
  font-feature-settings: 'palt';
}

.cta-box-body {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text-mute);
  text-align: center;
  letter-spacing: 0.56px;
  font-feature-settings: 'palt';
}

/* ============================================================
   LP Footer (from ai-solution-002)
============================================================ */
.lp-footer {
  padding: 32px 40px 44px;
  max-width: 1060px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  column-gap: 40px;
}

.lp-footer__logo {
  grid-column: 1;
  grid-row: 1;
}

.lp-footer__logo img {
  width: 200px;
  height: auto;
  display: block;
}

.lp-footer__company {
  margin-top: 14px;
}

.lp-footer__company-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin: 0 0 8px;
}

.lp-footer__company-address {
  font-size: 12px;
  color: var(--color-text-mute);
  line-height: 1.7;
  margin: 0;
}

.lp-footer__links {
  grid-column: 2;
  grid-row: 1;
  margin-top: 1.6em;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lp-footer__links a {
  color: var(--color-text-mute);
  font-size: 14px;
  text-decoration: none;
  line-height: 1.6;
}

.lp-footer__links a:hover {
  color: var(--color-text);
  text-decoration: underline;
}

.lp-footer__copyright {
  grid-column: 1 / 3;
  grid-row: 2;
  margin-top: 32px;
  text-align: right;
  font-size: 12px;
  color: var(--color-text-mute);
}

/* ============================================================
   Pain intro (共感トーンの導入文)
============================================================ */
.pain-intro {
  text-align: center;
  font-size: 15px;
  line-height: 1.9;
  color: var(--color-text);
  letter-spacing: 0.6px;
  font-feature-settings: 'palt';
  margin: 12px auto 32px;
  max-width: 720px;
}

/* ============================================================
   SECTION PHASE (4STEP) — Based on STORE section-phase
============================================================ */
.section-phase {
  padding: 72px 0 64px;
  background: #fff;
  overflow: hidden;
}

.section-phase__inner {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.section-phase__header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  width: 100%;
}

.section-phase__desc {
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-mute);
  line-height: 1.8;
  letter-spacing: 0.56px;
  text-align: center;
  font-feature-settings: 'palt';
  margin-top: 4px;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 40px;
  width: 100%;
}

.step-item {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  width: 100%;
}

.step-item + .step-item {
  padding-top: 40px;
  border-top: 1px dashed rgba(6, 16, 26, 0.24);
}

.step-info {
  width: 240px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.step-phase {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-red);
  align-self: flex-start;
  width: fit-content;
}

.step-phase__num {
  font-family: 'Schibsted Grotesk', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-red);
  letter-spacing: 0.96px;
  line-height: 1.3;
}

.step-phase__label {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-red);
  letter-spacing: 0.56px;
  line-height: 1.3;
  font-feature-settings: 'palt';
}

.step-title {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.88px;
  color: var(--color-text);
  font-feature-settings: 'palt';
}

.step-cost {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-mute);
  letter-spacing: 0.52px;
  line-height: 1.6;
  font-feature-settings: 'palt';
}

.step-tags {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.step-tags__label {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-mute);
  letter-spacing: 0.48px;
  line-height: 1.6;
  font-feature-settings: 'palt';
}

.step-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.step-tags__more {
  font-size: 12px;
  color: var(--color-text-mute);
  letter-spacing: 0.48px;
  font-feature-settings: 'palt';
}

.tag {
  background: #fef2f2;
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-text-mute);
  letter-spacing: 0.48px;
  line-height: 1.6;
  white-space: nowrap;
  font-feature-settings: 'palt';
}

.step-cards {
  flex: 1;
  display: flex;
  gap: 16px;
  align-items: stretch;
  position: relative;
  min-height: 260px;
}

.step-card {
  flex: 1;
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 32px 16px 16px;
  gap: 12px;
}

.step-card--before {
  background: #eeeeee;
}

.step-card--before .step-card__img {
  filter: saturate(0.2);
}

.step-card--after {
  background: #cce6db;
}

.step-card__img {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
}

.step-card__text {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.6;
  letter-spacing: 0.56px;
  width: 100%;
  font-feature-settings: 'palt';
}

.step-card__badge {
  position: absolute;
  top: 0;
  left: 0;
  padding: 4px 12px;
  border-radius: 0 0 8px 0;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  letter-spacing: 0.48px;
  white-space: nowrap;
}

.step-card__badge--before {
  background: rgba(6, 16, 26, 0.5);
}

.step-card__badge--after {
  background: #12813b;
}

.step-arrow {
  width: 40px;
  height: 20px;
  flex-shrink: 0;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

/* STEP 3-4 priority marker (現状は色調のみ、視覚メリハリの本設計は後日) */
.step-item--priority .step-phase {
  border-bottom-width: 2px;
}

/* ============================================================
   Industry tags (よくご相談いただく業界)
============================================================ */
.industry-tags {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 20px;
  background: var(--color-secondary-surface);
  border-radius: 12px;
  margin-top: 8px;
}

.industry-tags__label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-secondary-deep);
  letter-spacing: 0.52px;
  line-height: 1.5;
  font-feature-settings: 'palt';
}

.industry-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.industry-tag {
  background: #fff;
  border: 1px solid var(--color-secondary);
  color: var(--color-secondary-deep);
  padding: 6px 14px;
  font-size: 13px;
}

.industry-tags__note {
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-mute);
  letter-spacing: 0.44px;
  line-height: 1.6;
  margin-top: 4px;
  font-feature-settings: 'palt';
}

/* ============================================================
   CTA shoulder copy (h2 with left/right deco icons)
============================================================ */
.lp-cta-banner__title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.44px;
  color: var(--color-text);
  font-feature-settings: 'palt';
  margin-bottom: 14px;
  text-align: center;
}

.lp-cta-banner__title-deco {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ============================================================
   PC-only / SP-only helper
============================================================ */
.pc-only { display: inline; }
.sp-only { display: none; }
.br-narrow { display: none; }

/* ============================================================
   Responsive — SP (≤ 768px)
============================================================ */
@media (max-width: 768px) {
  .container,
  .container-narrow {
    width: 100%;
    padding-left: 20px;
    padding-right: 20px;
  }

  .pc-only { display: none; }
  .sp-only { display: inline; }

  /* Header */
  .lp-header {
    height: auto;
    padding: 10px 16px;
  }

  .lp-header__tel {
    display: none !important;
  }

  .lp-header__cta {
    font-size: 12px;
    padding: 8px 14px;
  }

  /* Hero — SP (AIBPR準拠) */
  .section-hero {
    padding: 36px 20px 40px;
  }

  .hero-bg {
    background-position: right -160px center;
  }

  .hero-overlay {
    opacity: 1;
    background: rgba(6,16,26,0.52);
  }

  .hero-container {
    max-width: 100%;
    gap: 16px;
  }

  .hero-eyebrow {
    font-size: 13px;
    background: rgba(255,255,255,0.2);
    color: #ffffff;
  }

  .hero-hl-l1 {
    font-size: 28px;
    letter-spacing: 1px;
    white-space: normal;
    color: #ffffff;
    display: block;
  }

  .hero-hl-l2 {
    display: block;
  }

  .hero-hl-l2 > span {
    font-size: 28px;
    letter-spacing: 1px;
    color: #ffffff;
    display: inline;
    white-space: normal;
  }

  .hero-hl-red {
    color: #ffffff;
  }

  .hero-hl-sm {
    font-size: 28px !important;
    color: #ffffff;
  }

  .hero-hl-ul::after {
    height: 8px;
  }

  .hero-badges {
    display: none;
  }

  .hero-body {
    font-size: 14px;
    padding: 4px 0;
    color: rgba(255,255,255,0.85);
  }

  .hero-cta-area .disclaimer {
    color: rgba(255,255,255,0.72);
  }

  .hero-cta-area .btn-primary {
    height: 64px;
    font-size: 20px;
    border-radius: 12px;
  }

  /* --- FV (STORE-style) SP --- */
  .fv__hero {
    gap: 8px;
  }

  .fv__title {
    font-size: 24px;
    line-height: 1.5;
    letter-spacing: 0.8px;
    color: #ffffff;
  }

  .fv__hero-sub {
    font-size: 13px;
    color: rgba(255,255,255,0.85);
  }

  .fv__cta-box {
    padding: 16px 16px 20px;
    border-radius: 16px;
    gap: 12px;
    box-shadow: 0 6px 24px rgba(6, 16, 26, 0.25);
  }

  .fv__cta-label {
    gap: 6px;
  }

  .deco-arrow-left,
  .deco-arrow-right {
    width: 18px;
    height: 18px;
  }

  .fv__cta-text {
    font-size: 13px;
    letter-spacing: 0.5px;
  }

  .fv__cta-question {
    font-size: 16px;
    letter-spacing: 0.6px;
  }

  .fv__cta-question-q {
    font-size: 20px;
  }

  .fv__cta-choices {
    gap: 10px;
  }

  .fv__cta-choice {
    padding: 14px 10px;
    border-radius: 10px;
  }

  .fv__cta-choice-text {
    font-size: 18px;
    letter-spacing: 0.7px;
  }

  .fv__cta-choice-sub {
    font-size: 11px;
  }

  /* Buttons */
  .cases-cta .btn-primary,
  .btn-primary,
  .btn-secondary {
    width: 100%;
    font-size: 17px;
    padding: 18px 20px;
    border-radius: 8px;
  }

  .btn-group {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .btn-group.centered {
    align-items: center;
  }

  /* Suggestion Banner */
  .section-suggestion {
    padding: 20px 0;
  }

  .suggestion-text {
    white-space: normal;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0 4px;
    align-items: baseline;
    justify-content: center;
  }

  .suggestion-sm { font-size: 13px; }
  .suggestion-lg { font-size: 18px; }

  /* Pain / TROUBLE */
  .section-pain {
    padding: 40px 0 48px;
  }

  .persona-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .problems-footer {
    font-size: 17px;
  }

  /* Logo marquee */
  .lp-logo-marquee-header__title {
    font-size: 20px;
  }

  /* USE CASE */
  .section-usecases { padding: 56px 20px; }
  .usecases__title { font-size: 28px; }
  .usecases__grid { grid-template-columns: 1fr; gap: 20px; }
  .case { padding: 26px 24px 24px; }
  .case__q { font-size: 22px; }
  .case__illust { width: 92px; height: 92px; }

  /* TWO PATHS */
  .section-paths {
    padding: 40px 0 48px;
  }

  .case-card {
    flex-direction: column;
    gap: 12px;
  }

  .case-image-area {
    width: 100%;
    height: 160px;
  }

  .after-body {
    font-size: 16px;
  }

  /* REASONS */
  .section-reasons {
    padding: 40px 0 48px;
  }

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

  /* FLOW */
  .section-steps {
    padding: 40px 0 56px;
  }

  .steps-row::before {
    display: none;
  }

  .steps-row {
    flex-direction: column;
    gap: 20px;
    position: relative;
  }

  .steps-row::after {
    content: '';
    position: absolute;
    top: 26px;
    bottom: 26px;
    left: 26px;
    width: 1px;
    background: var(--color-secondary);
  }

  .step {
    flex-direction: row;
    align-items: flex-start;
    gap: 16px;
  }

  .step-num {
    flex-shrink: 0;
    background: #ffffff;
    position: relative;
    z-index: 1;
  }

  .step-body {
    align-items: flex-start;
    padding-top: 8px;
  }

  .step-badge { display: none; }

  .step-body h3 {
    text-align: left;
    font-size: 14px;
  }

  .step-body p {
    text-align: left;
  }

  /* FAQ */
  .section-faq {
    padding: 40px 0 56px;
  }

  .faq-q-text {
    font-size: 14px;
  }

  /* CTA Box */
  .section-cta-box {
    padding: 40px 0 48px;
  }

  .cta-box {
    padding: 28px 20px;
    gap: 20px;
    border-radius: 10px;
  }

  .cta-box-title {
    font-size: 18px;
    letter-spacing: 0.4px;
  }

  /* Footer */
  .lp-footer {
    padding: 28px 20px 48px;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .lp-footer__links {
    grid-column: 1;
    grid-row: 2;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
  }

  .lp-footer__copyright {
    grid-column: 1;
    grid-row: 3;
    text-align: left;
    margin-top: 24px;
  }

  /* Section eyebrow block */
  .section-eyebrow-block h2 {
    font-size: 23px;
  }

  /* --- Pain intro --- */
  .pain-intro {
    font-size: 14px;
    line-height: 1.8;
    margin: 8px auto 24px;
    padding: 0 4px;
  }

  /* --- SECTION PHASE (SP) --- */
  .section-phase {
    padding: 48px 0 40px;
  }

  .section-phase__inner {
    gap: 32px;
  }

  .section-phase__desc {
    font-size: 13px;
    padding: 0 16px;
  }

  .steps-list {
    gap: 32px;
  }

  .step-item {
    flex-direction: column;
    gap: 20px;
  }

  .step-item + .step-item {
    padding-top: 32px;
  }

  .step-info {
    width: 100%;
    gap: 10px;
  }

  .step-title {
    font-size: 20px;
    letter-spacing: 0.8px;
  }

  .step-title br { display: none; }

  .step-cards {
    flex-direction: column;
    gap: 32px;
    min-height: auto;
  }

  .step-card {
    width: 100%;
    padding: 32px 16px 16px;
  }

  .step-card__img {
    max-width: 100%;
  }

  .step-arrow {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(90deg);
    width: 32px;
    height: 16px;
  }

  /* --- Industry tags (SP) --- */
  .industry-tags {
    padding: 20px 16px;
  }

  .industry-tag {
    font-size: 12px;
    padding: 5px 12px;
  }

  /* --- CTA shoulder copy SP --- */
  .lp-cta-banner__title {
    font-size: 16px;
    gap: 6px;
    letter-spacing: 0.32px;
    margin-bottom: 10px;
  }

  .lp-cta-banner__title-deco {
    width: 14px;
    height: 14px;
  }

} /* end @media (max-width: 768px) */

@media (max-width: 399px) {
  .br-narrow { display: inline; }
}