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

:root {
  --red: #E53E3E;
  --red-light: #FEE2E2;
  --red-dark: #C53030;
  --orange: #DD6B20;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-500: #6B7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --white: #FFFFFF;
  --font-sans: 'Noto Sans JP', 'Inter', sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: .25s ease;
}

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

body {
  font-family: var(--font-sans);
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-red { color: var(--red); }
.text-orange { color: var(--orange); }
.fw-bold { font-weight: 700; }
.fs-lg { font-size: 1.4rem; }

/* ===========================
   HEADER
=========================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
  /* 横はみ出し防止 */
  overflow: hidden;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  /* ナビがからみ内に収まるように */
  min-width: 0;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-text {
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--red);
  letter-spacing: -0.02em;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: background var(--transition), color var(--transition);
}

.nav__link:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

.nav__link--cta {
  background: var(--red);
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: 6px;
  font-weight: 700;
}

.nav__link--cta:hover {
  background: var(--red-dark) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-900);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===========================
   HERO
=========================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 100px 0 60px;
  background: linear-gradient(135deg, #fff 0%, #FFF5F5 50%, #fff 100%);
}

.hero__bg-shape {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(229,62,62,.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero__label {
  display: inline-block;
  background: var(--red-light);
  color: var(--red);
  font-size: .8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
  letter-spacing: .05em;
}

.hero__title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  padding-left: 12px;
  border-left: 3px solid var(--red);
}

.hero__badges {
  display: flex;
  gap: 20px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 16px 24px;
  box-shadow: var(--shadow-sm);
  min-width: 100px;
}

.badge__num {
  font-family: 'Inter', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.badge__unit {
  font-size: 1.2rem;
}

.badge__label {
  font-size: .75rem;
  color: var(--gray-500);
  margin-top: 4px;
  text-align: center;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Hero Visual */
.hero__visual {
  display: flex;
  justify-content: center;
}

.hero__card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 20px;
  width: 100%;
  max-width: 440px;
  border: 1px solid var(--gray-200);
}

.hero__card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}

.hero__card-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.hero__card-dot.red { background: #FC8181; }
.hero__card-dot.yellow { background: #F6E05E; }
.hero__card-dot.green { background: #68D391; }

.hero__card-title {
  font-size: .85rem;
  color: var(--gray-500);
  margin-left: 8px;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-label {
  font-size: .72rem;
  color: var(--gray-500);
}

.stat-value {
  font-size: .95rem;
  font-weight: 700;
}

.hero__chart-wrap {
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray-500);
  font-size: .75rem;
  animation: fadeInUp 1s ease 1s both;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--gray-300);
  border-bottom: 2px solid var(--gray-300);
  transform: rotate(45deg);
  animation: bounce 1.5s infinite;
}

@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(4px); }
}

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.btn--primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(229,62,62,.3);
}

.btn--outline {
  background: transparent;
  color: var(--gray-700);
  border-color: var(--gray-300);
}

.btn--outline:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
}

.btn--full {
  width: 100%;
}

/* ===========================
   SECTION COMMON
=========================== */
.section {
  padding: 96px 0;
}

.section__head {
  text-align: center;
  margin-bottom: 60px;
}

.section__label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 12px;
}

.section__label.light {
  color: rgba(255,255,255,.7);
}

.section__title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.section__desc {
  margin-top: 12px;
  color: var(--gray-500);
  font-size: 1rem;
}

/* ===========================
   PROBLEMS
=========================== */
.problems {
  background: var(--gray-50);
}

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

.problem-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border-left: 4px solid var(--red);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.problem-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .5s ease, transform .5s ease, box-shadow var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.problem-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
}

.problem-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.problem-card__text {
  color: var(--gray-500);
  font-size: .9rem;
  line-height: 1.7;
}

/* ===========================
   ABOUT
=========================== */
.about {
  background: var(--white);
}

.about__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 80px;
  align-items: center;
}

.about__big-badge {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--red);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: 0 8px 40px rgba(229,62,62,.35);
  flex-shrink: 0;
}

.about__big-num {
  font-family: 'Inter', sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1;
}

.about__big-num span {
  font-size: 1.8rem;
}

.about__big-label {
  font-size: .9rem;
  font-weight: 700;
  margin-top: 4px;
}

.about__title {
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  font-weight: 900;
  line-height: 1.5;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.about__desc {
  color: var(--gray-500);
  margin-bottom: 28px;
  line-height: 1.8;
}

.about__features {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.about__feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: .95rem;
}

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

/* ===========================
   FEATURES
=========================== */
.features {
  background: var(--gray-50);
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}

.feature-block.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-block:last-child {
  margin-bottom: 0;
}

.feature-block--right .feature-block__content {
  order: 2;
}

.feature-block--right .feature-block__visual {
  order: 1;
}

.feature-block__visual {
  position: relative;
  z-index: 1;
}

.feature-block__num {
  font-family: 'Inter', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--gray-300);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.feature-block__tag {
  margin-bottom: 12px;
}

.tag-badge {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-size: .78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
}

.feature-block__title {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.feature-block__lead {
  font-size: 1.1rem;
  color: var(--gray-700);
  margin-bottom: 24px;
  line-height: 1.6;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-list__item {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--red);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: default;
}

.feature-list__item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-list__item:hover .feature-list__icon {
  background: var(--red-light);
  border-radius: 50%;
  transform: scale(1.1);
}

.feature-list__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  margin-top: 0;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-list__icon svg {
  width: 24px;
  height: 24px;
}

.feature-list__item strong {
  display: block;
  font-size: .95rem;
  margin-bottom: 4px;
}

.feature-list__item p {
  font-size: .85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* Mock Background Blob */
.mock-bg-blob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  padding-bottom: 120%;
  background: radial-gradient(circle, rgba(229,62,62,.15) 0%, transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.mock-bg-blob--right {
  left: 60%;
}

.mock-bg-blob--large {
  width: 140%;
  padding-bottom: 140%;
  background: radial-gradient(circle, rgba(229,62,62,.1) 0%, transparent 65%);
}

/* Mock Screen */
.mock-screen {
  position: relative;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.5);
  z-index: 1;
}

.mock-screen__bar {
  background: var(--gray-100);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid var(--gray-200);
}

.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
}

.mock-title {
  font-size: .8rem;
  color: var(--gray-500);
  margin-left: 8px;
}

.mock-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-200);
  margin-bottom: 0;
}

.mock-stat {
  background: var(--white);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mock-stat-label {
  font-size: .7rem;
  color: var(--gray-500);
}

.mock-stat-val {
  font-size: .85rem;
  font-weight: 700;
}

.mock-stat-val.red { color: var(--red); }
.mock-stat-val.orange { color: var(--orange); }

.mock-chart-area {
  padding: 16px;
  background: var(--white);
}

.mock-table {
  padding: 0 16px 16px;
}

.mock-table-row {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--gray-100);
  font-size: .75rem;
}

.mock-table-row.header {
  font-weight: 700;
  color: var(--gray-500);
  font-size: .72rem;
  background: var(--gray-50);
  padding: 6px 8px;
  border-radius: 4px;
  margin-bottom: 4px;
}

.mock-search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--gray-200);
  background: var(--gray-50);
}

.mock-search-icon {
  font-size: .9rem;
}

.mock-search-text {
  font-size: .78rem;
  color: var(--gray-400);
}

.status {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .68rem;
  font-weight: 700;
}

.status.auto { background: #DBEAFE; color: #1D4ED8; }
.status.done { background: #D1FAE5; color: #065F46; }
.status.partial { background: #FEF3C7; color: #92400E; }

.mock-donut-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px 16px;
}

.mock-donut-wrap {
  flex-shrink: 0;
}

.mock-donut-legend {
  flex: 1;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .72rem;
  color: var(--gray-700);
  margin-bottom: 4px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ===========================
   ROI
=========================== */
.roi {
  background: var(--white);
}

.roi__inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.roi__sub-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 3px solid var(--red);
}

.roi-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

.roi-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--gray-200);
  font-size: .95rem;
}

.roi-table td:last-child {
  text-align: right;
  font-weight: 600;
}

.roi-table tr.highlight {
  background: var(--red-light);
}

.roi-table tr.highlight td {
  font-weight: 700;
}

.roi-note {
  background: var(--red-light);
  color: var(--red);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: .95rem;
  text-align: center;
  margin-bottom: 12px;
}

.roi-footnote {
  font-size: .78rem;
  color: var(--gray-500);
}

.roi__chart-wrap canvas {
  width: 100% !important;
}

/* ===========================
   PRICING
=========================== */
.pricing {
  background: var(--gray-50);
}

.pricing__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.pricing__sub {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 24px;
  padding-left: 12px;
  border-left: 3px solid var(--red);
}

.price-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-md);
  margin-bottom: 24px;
  border: 1px solid var(--gray-200);
}

.price-card__item {
  padding: 8px 0;
}

.price-card__label {
  font-size: .82rem;
  color: var(--gray-500);
  display: block;
  margin-bottom: 6px;
}

.price-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-main {
  font-family: 'Inter', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.price-unit {
  font-size: 1rem;
}

.price-tax {
  font-size: .82rem;
  color: var(--gray-500);
}

.price-card__tax-inc {
  font-size: .82rem;
  color: var(--gray-500);
  display: block;
  margin-top: 4px;
}

.price-card__divider {
  height: 1px;
  background: var(--gray-200);
  margin: 20px 0;
}

.customize-merit {
  display: flex;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--gray-200);
}

.customize-merit__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.customize-merit strong {
  display: block;
  margin-bottom: 6px;
  font-size: .95rem;
}

.customize-merit p {
  font-size: .85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.support-box {
  display: flex;
  gap: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 20px;
  border: 1px solid var(--gray-200);
}

.support-box__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.support-box strong {
  display: block;
  margin-bottom: 6px;
  font-size: .95rem;
}

.support-box p {
  font-size: .85rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* Flow Steps */
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.flow-steps::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 40px;
  width: 2px;
  background: var(--red-light);
  z-index: 0;
}

.flow-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  position: relative;
  z-index: 1;
  margin-bottom: 0;
}

.flow-step__num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.flow-step__num.green {
  background: #38A169;
}

.flow-step__line {
  display: none;
}

.flow-step__content {
  padding: 8px 0 28px;
}

.flow-step__content strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 4px;
}

.flow-step__content p {
  font-size: .85rem;
  color: var(--gray-500);
}

/* ===========================
   CONTACT
=========================== */
.contact {
  background: linear-gradient(135deg, #1A202C 0%, #2D3748 50%, #1A202C 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(229,62,62,.12) 0%, transparent 70%);
  pointer-events: none;
}

.contact::after {
  content: '';
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(229,62,62,.08) 0%, transparent 70%);
  pointer-events: none;
}

.contact__inner {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.contact__title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1.3;
}

.contact__desc {
  color: rgba(255,255,255,.7);
  margin-bottom: 48px;
  font-size: 1.05rem;
  line-height: 1.8;
}

/* Contact Cards */
.contact__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 36px 24px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
  text-decoration: none;
  color: var(--white);
}

.contact-card:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(229,62,62,.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.25);
}

.contact-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(229,62,62,.15);
  border: 1px solid rgba(229,62,62,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FC8181;
  transition: all var(--transition);
}

.contact-card:hover .contact-card__icon {
  background: rgba(229,62,62,.25);
  border-color: rgba(229,62,62,.5);
}

.contact-card__icon svg {
  width: 22px;
  height: 22px;
}

.contact-card__label {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  letter-spacing: .03em;
}

.contact-card__value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
}

.contact-card__hours {
  font-size: .78rem;
  color: rgba(255,255,255,.45);
  margin-top: -4px;
}

/* Company Info */
.contact__company {
  padding: 20px 24px;
  background: rgba(255,255,255,.04);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.08);
  text-align: center;
}

.contact__company strong {
  display: block;
  margin-bottom: 4px;
  font-size: .95rem;
}

.contact__company p {
  font-size: .82rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
}

/* ===========================
   FOOTER
=========================== */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,.7);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 48px;
  padding: 56px 24px 40px;
}

.footer__brand .logo-text {
  display: block;
  margin-bottom: 10px;
}

.footer__brand p {
  font-size: .85rem;
  line-height: 1.6;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  font-size: .85rem;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--white);
}

.footer__company p {
  font-size: .82rem;
  line-height: 1.8;
}

.footer__company a:hover {
  color: var(--white);
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 24px;
  text-align: center;
}

.footer__bottom p {
  font-size: .78rem;
  color: rgba(255,255,255,.4);
}

.footer__legal-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 8px;
}

.footer__legal-links a {
  font-size: .78rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}

.footer__legal-links a:hover {
  color: var(--white);
}

/* ===========================
   LEGAL PAGES
=========================== */
.legal-hero {
  padding: 140px 0 60px;
  background: var(--gray-50);
  text-align: center;
  border-bottom: 1px solid var(--gray-200);
}

.legal-hero__title {
  font-size: 2.2rem;
  font-weight: 900;
  margin-bottom: 8px;
  color: var(--gray-900);
}

.legal-hero__subtitle {
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  color: var(--red);
  letter-spacing: .05em;
  font-weight: 700;
}

.legal-section {
  padding: 80px 0 100px;
  background: var(--white);
}

.container--narrow {
  max-width: 840px;
  margin: 0 auto;
  padding: 0 24px;
}

.legal-content {
  color: var(--gray-700);
  line-height: 1.8;
  font-size: .95rem;
}

.legal-intro {
  margin-bottom: 40px;
  font-size: 1rem;
}

.legal-heading2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 48px 0 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-100);
}

.legal-list {
  padding-left: 24px;
  margin-bottom: 24px;
}

.legal-list > li {
  margin-bottom: 12px;
  padding-left: 8px;
}

.legal-list > li::marker {
  font-weight: 700;
}

.legal-sublist {
  padding-left: 20px;
  margin-top: 8px;
  list-style: disc;
}

.legal-sublist > li {
  margin-bottom: 6px;
}

.legal-date {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
  text-align: right;
  font-weight: 600;
  color: var(--gray-500);
  font-size: .9rem;
}

.legal-date p {
  margin-bottom: 4px;
}

.legal-contact {
  background: var(--gray-50);
  padding: 24px;
  border-radius: var(--radius-sm);
  margin-top: 20px;
}

.legal-contact p {
  margin-bottom: 8px;
}

.legal-contact p:last-child {
  margin-bottom: 0;
}

.legal-content p {
  margin-bottom: 16px;
}

/* ===========================
   ANIMATIONS
=========================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero__content {
  animation: fadeInUp .8s ease .2s both;
}

.hero__visual {
  animation: fadeInUp .8s ease .4s both;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  /* ── ヘッダー: ハンバーガーメニューへ切り替え ── */
  .header__nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 20px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    z-index: 99;
    overflow: hidden;  /* 横はみ出し防止 */
    box-sizing: border-box;
  }

  .header__nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    width: 100%;
    box-sizing: border-box;
  }

  .nav__link {
    padding: 12px 16px;
    display: block;
    width: 100%;
    box-sizing: border-box;
  }

  .nav__link--cta {
    text-align: center;
    padding: 12px 16px;
  }

  .hamburger {
    display: flex;
  }

  /* ── レイアウト ── */
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__badges {
    justify-content: center;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__visual {
    display: none;
  }

  .about__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about__badge-wrap {
    display: flex;
    justify-content: center;
  }

  .about__features {
    justify-content: center;
  }

  .feature-block {
    grid-template-columns: 1fr;
  }

  .feature-block--right .feature-block__content {
    order: 1;
  }

  .feature-block--right .feature-block__visual {
    order: 2;
  }

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

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

  .footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}


@media (max-width: 768px) {
  .problems__grid {
    grid-template-columns: 1fr;
  }

  .hero__badges {
    gap: 12px;
  }

  .badge {
    padding: 12px 16px;
    min-width: 80px;
  }

  .section {
    padding: 64px 0;
  }

  .mock-table-row {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    font-size: .68rem;
  }

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

  .contact-card {
    padding: 28px 20px;
  }

  /* フッターナビを縦並びに */
  .footer__nav-links {
    flex-direction: column;
    gap: 8px;
  }
}


@media (max-width: 480px) {
  /* ── Container ── */
  .container {
    padding: 0 16px;
  }

  /* ── Section ── */
  .section {
    padding: 52px 0;
  }

  .section__head {
    margin-bottom: 36px;
  }

  /* ── Hero ── */
  .hero {
    padding: 88px 0 56px;
    min-height: auto;
  }

  .hero__title {
    font-size: 1.7rem;
  }

  .hero__sub {
    font-size: .95rem;
  }

  /* バッジを2列グリッドに揃える */
  .hero__badges {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    justify-items: center;
    gap: 10px;
    flex-wrap: unset;
  }

  .badge {
    width: 100%;
    min-width: unset;
    padding: 10px 8px;
  }

  .badge__num {
    font-size: 1.8rem;
  }

  /* 3番目バッジをセンター寄せ */
  .hero__badges .badge:nth-child(3) {
    grid-column: 1 / -1;
    width: 50%;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* ── Problems ── */
  .problem-card {
    padding: 20px 18px;
  }

  /* ── About ── */
  .about__big-badge {
    width: 160px;
    height: 160px;
  }

  .about__big-num {
    font-size: 2.8rem;
  }

  .about__big-num span {
    font-size: 1.5rem;
  }

  .about__features {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    text-align: left;
  }

  /* ── Features ── */
  .feature-block {
    gap: 28px;
    margin-bottom: 52px;
  }

  .feature-block__num {
    font-size: 2.5rem;
  }

  .feature-block__title {
    font-size: 1.35rem;
  }

  .feature-block__lead {
    font-size: 1rem;
  }

  /* モックスクリーンのはみ出し防止 */
  .feature-block__visual {
    overflow: hidden;
    width: 100%;
  }

  .mock-screen {
    width: 100%;
    overflow: hidden;
  }

  .mock-table-row {
    grid-template-columns: 1.4fr 1fr 1fr 0.8fr;
    font-size: .60rem;
    gap: 4px;
    padding: 6px 0;
  }

  .mock-donut-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .mock-donut-wrap canvas {
    width: 80px !important;
    height: 80px !important;
  }

  /* ── ROI ── */
  .roi__inner {
    gap: 36px;
  }

  .roi-table td {
    padding: 10px;
    font-size: .88rem;
  }

  .roi-note {
    font-size: .85rem;
    padding: 12px 12px;
  }

  /* ── Pricing ── */
  .pricing__inner {
    gap: 36px;
  }

  .price-main {
    font-size: 1.7rem;
  }

  .price-card {
    padding: 20px 16px;
  }

  /* タイトル折り返し改善 */
  .pricing__sub,
  .section__title {
    word-break: keep-all;
    overflow-wrap: anywhere;
  }

  .customize-merit,
  .support-box {
    padding: 14px;
    gap: 12px;
  }

  /* ── Contact ── */
  .contact__title {
    font-size: 1.65rem;
  }

  .contact__desc {
    font-size: .95rem;
  }

  /* ── Footer ── */
  .footer__inner {
    gap: 24px;
  }

  .footer {
    padding: 40px 0 24px;
  }
}