/* ==========================================================================
   リセット & ベーススタイル
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #2abad3;
  --primary-dark: #71b7e5;
  --secondary-color: #7145b9;
  --danger-color: #d9c22f;
  --warning-color: #ffbf4f;
  --dark-color: #1f2937;
  --gray-color: #6b7280;
  --light-gray: #f3f4f6;
  --white: #ffffff;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.7;
  color: var(--dark-color);
  background-color: var(--white);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

/* ==========================================================================
   ヘッダー
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow);
  z-index: 1000;
  transition: var(--transition);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo h1 {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-color);
  letter-spacing: 1px;
}

.logo img {
  height: clamp(38px, 6vw, 48px);
  width: auto;
}

.nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav a {
  font-weight: 500;
  color: var(--dark-color);
  transition: var(--transition);
}

.nav a:hover {
  color: var(--primary-color);
}

.btn-nav {
  background-color: var(--primary-color);
  color: var(--white) !important;
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-weight: 500;
}

.btn-nav:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.mobile-menu-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: var(--shadow);
  z-index: 999;
  transform: translateY(-100%);
  transition: var(--transition);
  padding: 0;
  margin: 0;
  height: 0;
  overflow: hidden;
}

.mobile-menu.active {
  transform: translateY(0);
  height: auto;
}

.mobile-menu ul {
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-menu li {
  width: 100%;
  text-align: center;
  padding: 1rem 0;
  border-bottom: 1px solid var(--light-gray);
}

/* ==========================================================================
   ヒーローセクション
   ========================================================================== */
/* HERO 背景 */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
  overflow: hidden;
  text-align: center;
  background-color: #f7fbfd;
  background: url("../img/bg2.jpeg") no-repeat center center / cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at center,
    rgba(0, 0, 0, 0.8),
    rgba(0, 0, 0, 0)
  );
  backdrop-filter: blur(1px);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  color: white;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  margin-bottom: 1.4rem;
  text-shadow: 1px 0px 10px black;
}

.hero-subtitle {
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 2.4rem;
  text-shadow: 1px 0px 5px black;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  position: relative;
  overflow: hidden;
  background-color: var(--primary-color);
  color: var(--white);
  transition: 0.3s;
}

/* 光の演出 */
.btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.6) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: skewX(-25deg);
  transition: 0.4s;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.btn-primary:hover::after {
  left: 130%;
}

.btn-secondary {
  background-color: var(--white);
  color: var(--secondary-color);
}

.btn-secondary:hover {
  background-color: var(--secondary-color);
  color: var(--white);
  transform: translateY(-3px);
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  color: var(--white);
  font-size: 2rem;
  cursor: pointer;
  z-index: 2;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* ==========================================================================
   問題提起セクション
   ========================================================================== */
.problem-section {
  padding: 6rem 0;
  background: #ffffff;
  position: relative;
  overflow: hidden;
}

.problem-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
      circle at 25% 30%,
      rgba(66, 153, 225, 0.1) 0%,
      transparent 55%
    ),
    radial-gradient(
      circle at 80% 75%,
      rgba(186, 127, 255, 0.1) 0%,
      transparent 55%
    );
  z-index: 0;
  pointer-events: none;
}

.problem-grid {
  display: grid;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.problem-item {
  padding: 3.2rem;
  border-radius: 18px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: #ffffff;
  text-align: center;
}

.problem-header {
  align-items: center;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1.4rem;
}

.problem-item ul::before {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  margin: 0 auto 2rem;
  background: linear-gradient(90deg, #2abad0, #4c8ff7);
  border-radius: 4px;
  opacity: 0.8;
}

.problem-icon {
  font-size: 3rem;
  color: var(--primary-color);
}

.problem-item h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #0d1b2a;
  margin: 0;
}

.problem-item ul {
  width: 100%;
  max-width: 650px;
  margin: 0 auto;
  padding: 0;
  text-align: left;
}

.problem-item li {
  padding: 0.45rem 0;
  font-size: 1.18rem;
  line-height: 1.65;
  color: #334155;
  display: flex;
  align-items: flex-start;
}

.problem-item li::before {
  content: "";
  width: 8px;
  height: 8px;
  background: #4299e1;
  border-radius: 50%;
  margin-right: 0.6rem;
  flex-shrink: 0;
  margin-top: 0.6rem;
}

/* ==========================================================================
   サジェスト説明セクション
   ========================================================================== */
.about-section {
  padding: 6rem 0;
  background-color: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 1rem;
  color: var(--dark-color);
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--gray-color);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.feature-box {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding: 2rem;
  background-color: var(--light-gray);
  border-radius: 15px;
  transition: var(--transition);
}

.feature-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #4da6ff, #744dff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--white);
}

.feature-icon.negative {
  background: var(--danger-color);
}

.feature-content h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
}

.feature-content p {
  color: var(--gray-color);
  line-height: 1.8;
}

.search-demo {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.google-logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.google-logo img {
  height: 40px;
  width: auto;
  display: block;
  margin: 0 auto;
}

.search-box {
  background-color: var(--white);
  padding: 1.2rem 1.5rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  font-size: 1.1rem;
}

.search-box i {
  color: var(--gray-color);
}

.suggest-list {
  background-color: var(--white);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

.suggest-item {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--light-gray);
  cursor: pointer;
  transition: var(--transition);
}

.suggest-item:last-child {
  border-bottom: none;
}

.suggest-item.negative {
  color: var(--dark-color);
  font-weight: 600;
}

.suggest-item:hover {
  background-color: var(--light-gray);
}

.arrow-impact {
  text-align: center;
  font-size: 2.5rem;
  color: var(--danger-color);
  margin: 1.5rem 0;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.1);
  }
}

.impact-text {
  background-color: var(--danger-color);
  color: var(--white);
  padding: 1.5rem;
  border-radius: 15px;
  text-align: center;
  font-size: 1.1rem;
  line-height: 1.8;
}

/* ==========================================================================
   風評被害リスクセクション
   ========================================================================== */
.risks-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, #2a384c 0%, #352353 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.risks-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: conic-gradient(
      from 0deg at 50% 86%,
      rgba(255, 255, 255, 0.06) 25%,
      transparent 0
    )
    51.2px 88.6px / 102.4px 177.2px;
  opacity: 1;
}

.risks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
  z-index: 1;
}

.risk-card {
  background-color: rgba(255, 255, 255, 0.05);
  padding: 2.5rem;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition);
}

.risk-card:hover {
  transform: translateY(-10px);
  background-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.risks-section .section-title,
.risks-section .section-subtitle {
  color: var(--white);
}

.risk-icon {
  width: 74px;
  height: 74px;
  font-size: 2.2rem;
  border-radius: 20px;
  background: linear-gradient(135deg, #4da6ff, #744dff);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.risk-card h3 {
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.risk-bar {
  height: 8px;
  background-color: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  overflow: hidden;
  margin: 1.5rem 0;
}

.risk-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #ffd363, #ff5c5c);
  border-radius: 10px;
  width: 0;
  animation: fillBar 2s ease-out forwards;
}

@keyframes fillBar {
  to {
    width: 85%;
  }
}

.risk-chain {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.chain-item {
  background-color: var(--gray-color);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
}

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

.risk-list li {
  padding: 0.8rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  line-height: 1.6;
}

.risk-list i {
  color: var(--danger-color);
  font-size: 1.2rem;
}

.warning-box {
  background: linear-gradient(
    90deg,
    rgba(255, 211, 99, 0.6),
    rgba(255, 92, 92, 0.6)
  );
  padding: 2.5rem;
  border-radius: 20px;
  text-align: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  position: relative;
  z-index: 1;
}

.warning-box i {
  font-size: 3rem;
}

/* ==========================================================================
   解決策セクション
   ========================================================================== */
.solution-section {
  padding: 6rem 0;
  background-color: var(--light-gray);
}

.solution-section .section-title {
  font-size: 2rem;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2.5rem;
}

.solution-grid .solution-card {
  grid-column: span 2;
}

.solution-grid .solution-card:nth-child(4) {
  grid-column: 2 / span 2;
}

.solution-grid .solution-card:nth-child(5) {
  grid-column: 4 / span 2;
}

.solution-card {
  position: relative;
  background-color: var(--white);
  padding: 3rem 2.5rem;
  border-radius: 20px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
}

.solution-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
}

.solution-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.solution-icon {
  margin-bottom: 1.5rem;
  height: 80px;
  display: flex;
  align-items: center;
}

.solution-icon img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  width: auto;
}

.solution-card:nth-child(1) .solution-icon img {
  max-height: 90%;
}
.solution-card:nth-child(5) .solution-icon img {
  max-height: 80%;
}

.solution-card h3 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  white-space: nowrap;
}

.solution-card p {
  color: var(--gray-color);
  line-height: 1.8;
}

.solution-card ul {
  color: var(--gray-color);
  line-height: 1.8;
  padding-left: 0;
}

.solution-card ul li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.5rem;
}

.solution-card ul li::before {
  content: "・";
  position: absolute;
  left: 0;
}

/* ==========================================================================
   メリットセクション
   ========================================================================== */
.benefits-section {
  padding: 6rem 0;
  background-color: var(--white);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.benefit-item {
  text-align: center;
  padding: 2rem;
  transition: var(--transition);
}

.benefit-item:hover {
  transform: translateY(-5px);
}

.benefit-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #4da6ff, #744dff);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--white);
  margin: 0 auto 1.5rem;
}

.benefit-item h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
}

.benefit-item p {
  color: var(--gray-color);
}

/* ==========================================================================
   CTAセクション
   ========================================================================== */
.cta-section {
  padding: 6rem 0;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  color: var(--white);
  text-align: center;
}

.cta-content h2 {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  font-weight: 900;
}

.cta-content p {
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  opacity: 0.95;
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.cta-feature i {
  font-size: 1.5rem;
  color: var(--danger-color);
}

.btn-cta {
  background-color: var(--white);
  color: var(--primary-color);
  font-size: 1.3rem;
  padding: 1.2rem 3rem;
}

.btn-cta:hover {
  background-color: var(--secondary-color);
  color: var(--white);
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   お問い合わせセクション
   ========================================================================== */
.contact-section {
  padding: 6rem 0;
  background-color: var(--light-gray);
}

.contact-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-form {
  background-color: var(--white);
  padding: 3rem;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--dark-color);
}

.required {
  color: red;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 2px solid var(--light-gray);
  border-radius: 10px;
  font-size: 1rem;
  font-family: "Noto Sans JP", sans-serif;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-submit {
  width: 100%;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--primary-dark)
  );
  color: var(--white);
  padding: 1.2rem;
  border-radius: 10px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-submit:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.contact-info {
  background: linear-gradient(0deg, #4da6ff, #744dff);
  color: var(--white);
  padding: 3rem 2rem;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.phone-number {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
}

.business-hours {
  font-size: 1rem;
  opacity: 0.8;
}

.contact-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.contact-feature-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
}

.contact-feature-item i {
  color: var(--white);
  font-size: 1.5rem;
}

/* ==========================================================================
   フッター
   ========================================================================== */
.footer {
  background-color: var(--dark-color);
  color: var(--white);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-section h3 img {
  height: clamp(100px, 6vw, 150px);
  width: auto;
  margin-bottom: 2rem;
}

.footer-section h4 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.footer-section p {
  opacity: 0.8;
  line-height: 1.8;
}

.footer-section ul li {
  padding: 0.5rem 0;
  opacity: 0.8;
}

.footer-section ul li a:hover {
  color: var(--primary-color);
}

.footer-section ul li i {
  margin-right: 0.5rem;
  color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 0.7;
}

/* ==========================================================================
   レスポンシブデザイン
   ========================================================================== */
@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
  }

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

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

  .solution-grid .solution-card,
  .solution-grid .solution-card:nth-child(4),
  .solution-grid .solution-card:nth-child(5) {
    grid-column: auto;
  }

  .solution-card h3 {
    white-space: normal;
  }

  .contact-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  /* ナビ・ヘッダー */
  .nav {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .mobile-menu {
    display: block;
    top: var(--header-height, 60px);
  }

  .header-content {
    padding: 0.6rem 0;
  }

  .logo img {
    max-height: 40px;
  }

  /* HERO */
  .hero {
    padding: 110px 12px 80px;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.35;
  }

  .hero-subtitle {
    font-size: 1.05rem;
    line-height: 1.6;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  /* セクション共通 */
  .section-title {
    font-size: 2rem;
  }

  .solution-section .section-title {
    font-size: 1.7rem !important;
  }

  /* 問題提起 */
  .problem-item {
    padding: 2.4rem 1.5rem;
  }

  .problem-item h3 {
    font-size: 1.6rem;
  }

  .problem-item li {
    font-size: 1.05rem;
  }

  /* ABOUT */
  .about-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .feature-box {
    padding: 1.6rem;
    flex-direction: column;
    text-align: center;
  }

  /* CTA */
  .cta-content h2 {
    font-size: 1.9rem;
  }

  .cta-content p {
    font-size: 1.1rem;
    line-height: 1.7;
  }

  .cta-features {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    text-align: center;
  }

  .cta-feature {
    justify-content: center;
  }

  /* フォーム */
  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 2.2rem 1.6rem;
  }

  .contact-info {
    padding: 2.2rem 1.8rem;
  }

  /* メリット */
  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  /* ヘッダー */
  .logo img {
    max-height: 36px;
  }

  /* HERO */
  .hero {
    background-position: center;
    padding: 120px 12px 70px;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  /* ボタン */
  .btn {
    padding: 0.75rem 1.8rem;
    font-size: 0.95rem;
  }

  /* セクションタイトル */
  .section-title {
    font-size: 1.8rem;
  }

  .solution-section .section-title {
    font-size: 1.5rem !important;
  }

  /* ABOUT */
  .feature-box {
    flex-direction: column;
    text-align: center;
  }

  .search-demo {
    padding: 1.5rem;
  }

  /* 風評被害リスク・警告ボックス */
  .warning-box {
    flex-direction: column;
    gap: 1rem;
    text-align: left;
  }

  .warning-box i {
    margin-bottom: 0.5rem;
    font-size: 2.8rem;
  }

  /* CTA */
  .cta-content h2 {
    font-size: 1.7rem;
  }

  .cta-content p {
    font-size: 1rem;
  }

  /* 問い合わせフォーム */
  .form-group label {
    font-size: 0.95rem;
  }

  .form-group input,
  .form-group textarea {
    font-size: 0.95rem;
    padding: 0.8rem 1rem;
  }

  /* フッター */
  .footer-content {
    text-align: center;
  }

  .footer-section h3 img {
    display: block;
    margin: 0 auto 32px;
  }
}