/* ============================================
   Expanded Styles for New Sections
============================================ */

/* Hero Expanded */
.hero {
  position: relative;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(88, 114, 247, 0.9) 0%, rgba(124, 58, 237, 0.85) 50%, rgba(247, 37, 133, 0.8) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-md);
  backdrop-filter: blur(10px);
}

.hero-badge--large {
  font-size: 1.125rem;
  padding: 0.75rem 2rem;
  background: rgba(255, 255, 255, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  display: inline;
  font-size: 2.5rem;
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family-heading);
}

.hero-stat-unit {
  font-size: 1.25rem;
  font-weight: var(--font-weight-medium);
  opacity: 0.9;
}

.hero-stat-label {
  display: block;
  font-size: 0.875rem;
  opacity: 0.8;
  margin-top: 0.25rem;
}

@media (max-width: 767px) {
  .hero-stats {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
  }

  .hero-stat {
    flex: 1 1 30%;
  }

  .hero-stat-number {
    font-size: 1.75rem;
  }

  .visible-mobile {
    display: inline;
  }
}

@media (min-width: 768px) {
  .visible-mobile {
    display: none;
  }
}

/* ============================================
   AI/Plugin Section
============================================ */
.section--highlight {
  background: linear-gradient(180deg, var(--color-gray-100) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}

.new-service-banner {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.badge {
  display: inline-block;
  padding: 0.25rem 1rem;
  font-size: 0.75rem;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-full);
}

.badge--new {
  background: linear-gradient(135deg, #f72585 0%, #7209b7 100%);
  color: var(--color-white);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(247, 37, 133, 0.4); }
  50% { box-shadow: 0 0 0 10px rgba(247, 37, 133, 0); }
}

.new-service-banner h2 {
  margin-top: var(--spacing-sm);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

.new-service-banner p {
  color: var(--color-gray-600);
}

.ai-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.ai-feature-main {
  display: grid;
  gap: var(--spacing-md);
  align-items: center;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .ai-feature-main {
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
  }
}

.ai-feature-image {
  position: relative;
  overflow: hidden;
  padding: var(--spacing-md);
}

@media (max-width: 767px) {
  .ai-feature-image {
    padding: var(--spacing-sm);
  }
}

.ai-feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 300px;
  border-radius: var(--radius-md);
}

.ai-feature-overlay {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
}

.ai-demo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(88, 114, 247, 0.9);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  backdrop-filter: blur(10px);
}

.ai-feature-content {
  padding: var(--spacing-lg);
}

@media (max-width: 767px) {
  .ai-feature-content {
    padding: var(--spacing-md);
  }
}

.ai-feature-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-gray-700);
  border: 2px solid var(--color-gray-300);
}

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

.btn--outline-dark i {
  font-size: 0.8em;
  margin-left: 0.25rem;
}

.ai-feature-content h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: var(--spacing-sm);
}

.ai-feature-content h3 i {
  color: var(--color-primary);
}

.feature-list {
  list-style: none;
  margin: var(--spacing-md) 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xs);
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.feature-list li i {
  color: var(--color-primary);
}

.ai-feature-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .ai-feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ai-feature-card {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all var(--transition-base);
}

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

.ai-feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
  color: var(--color-white);
}

.ai-feature-card h4 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.1rem;
  white-space: nowrap;
}

.ai-feature-card p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  margin: 0;
}

/* ============================================
   Features Grid
============================================ */
.features-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

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

.feature-card-icon {
  height: 150px;
  overflow: hidden;
}

.feature-card-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.feature-card:hover .feature-card-icon img {
  transform: scale(1.1);
}

.feature-card-content {
  padding: var(--spacing-md);
}

.feature-card-content h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
  white-space: nowrap;
}

.feature-card-content p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  margin: 0;
}

/* ============================================
   Service Blocks
============================================ */
.service-block {
  display: grid;
  gap: var(--spacing-lg);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

@media (max-width: 767px) {
  .service-block {
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
  }
}

@media (min-width: 768px) {
  .service-block {
    grid-template-columns: 1fr 1fr;
  }

  .service-block--reverse .service-block-image {
    order: 2;
  }

  .service-block--reverse .service-block-content {
    order: 1;
  }
}

.service-block-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.service-block-image img {
  width: 100%;
  height: auto;
  display: block;
}

.service-block-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.service-number {
  display: block;
  font-family: var(--font-family-heading);
  font-size: 4rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-200);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.service-block-content h3 {
  font-size: 1.75rem;
  margin-bottom: var(--spacing-xs);
}

.service-lead {
  font-size: 1.125rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.service-features {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.service-features li {
  padding: 0.5rem 1rem;
  background: var(--color-gray-100);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-gray-700);
}

/* ============================================
   Marketing Grid
============================================ */
.marketing-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 768px) {
  .marketing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .marketing-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.marketing-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
}

.marketing-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.marketing-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  margin-bottom: var(--spacing-sm);
  font-size: 1.5rem;
  color: var(--color-white);
}

.marketing-card h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-xs);
  white-space: nowrap;
}

.marketing-card p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

/* ============================================
   Works Grid
============================================ */
.works-grid {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 576px) {
  .works-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .works-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.work-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  cursor: pointer;
}

.work-card-image {
  position: relative;
  aspect-ratio: 4/3;
}

.work-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.work-card:hover .work-card-image img {
  transform: scale(1.1);
}

.work-card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-md);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--color-white);
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--transition-base);
}

.work-card:hover .work-card-overlay {
  transform: translateY(0);
  opacity: 1;
}

.work-card-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  margin-bottom: var(--spacing-xs);
}

.work-card-overlay h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin: 0;
}

.section-cta {
  text-align: center;
  margin-top: var(--spacing-lg);
}

.section-cta p {
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Flow Timeline
============================================ */
.flow-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.flow-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gray-300);
}

@media (min-width: 768px) {
  .flow-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

.flow-item {
  position: relative;
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding-left: 70px;
}

@media (min-width: 768px) {
  .flow-item {
    padding-left: 0;
  }

  .flow-item:nth-child(odd) {
    padding-right: calc(50% + 40px);
    text-align: right;
  }

  .flow-item:nth-child(even) {
    padding-left: calc(50% + 40px);
  }

  .flow-item:nth-child(odd) .flow-number {
    right: calc(50% - 30px);
    left: auto;
  }

  .flow-item:nth-child(even) .flow-number {
    left: calc(50% - 30px);
  }
}

.flow-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family-heading);
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  z-index: 1;
}

.flow-content {
  background: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.flow-content h4 {
  margin-bottom: var(--spacing-xs);
  font-size: 1.1rem;
  white-space: nowrap;
}

.flow-content p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  margin: 0;
}

/* ============================================
   Company Section Expanded
============================================ */
.company-content {
  max-width: 900px;
  margin: 0 auto;
}

.company-intro {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.company-message {
  font-size: 1.125rem;
  color: var(--color-gray-700);
  line-height: 2;
}

.company-services {
  list-style: none;
  margin: 0;
  padding: 0;
}

.company-services li {
  padding: 0.25rem 0;
  position: relative;
  padding-left: 1.5rem;
}

.company-services li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ============================================
   CTA Section
============================================ */
.section--cta {
  background: var(--gradient-hero);
  color: var(--color-white);
  text-align: center;
}

.cta-content h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.cta-content p {
  opacity: 0.9;
  margin-bottom: var(--spacing-lg);
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-sm);
}

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

.btn--white:hover {
  background: var(--color-gray-100);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn--outline-white:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.3);
}

/* ============================================
   Contact Section Expanded
============================================ */
.contact-hours {
  font-size: 0.9rem;
  opacity: 0.9;
  margin-top: var(--spacing-sm);
}

.contact-info-details {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

@media (max-width: 767px) {
  .contact-info-details {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
  }
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  font-size: 0.9rem;
}

.contact-info-item i {
  margin-top: 0.25rem;
  opacity: 0.8;
}

.contact-form h3 {
  margin-bottom: var(--spacing-md);
  color: var(--color-secondary);
}

.form-row {
  display: grid;
  gap: var(--spacing-md);
}

@media (min-width: 576px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

.optional {
  color: var(--color-gray-500);
  font-size: 0.75rem;
  margin-left: 0.5rem;
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ============================================
   Button Sizes
============================================ */
.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 1.5rem 3rem;
  font-size: 1.2rem;
}

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

/* ============================================
   Works Device Mockup (PC + スマホ重なりデザイン)
============================================ */
.work-card-device {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
  overflow: visible;
}

.work-card-pc {
  position: absolute;
  top: 8%;
  left: 5%;
  width: 75%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  background: #fff;
}

.work-card-pc img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.work-card-sp {
  position: absolute;
  bottom: 5%;
  right: 5%;
  width: 28%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  background: #fff;
  border: 3px solid #1a1a2e;
  z-index: 2;
}

.work-card-sp img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.work-card:hover .work-card-pc img,
.work-card:hover .work-card-sp img {
  transform: scale(1.05);
}

/* オーバーレイ調整（デバイスモックアップ用） */
.work-card-device + .work-card-overlay,
.work-card-device ~ .work-card-overlay {
  z-index: 3;
}

/* レスポンシブ調整 */
@media (max-width: 767px) {
  .work-card-pc {
    width: 80%;
    left: 3%;
    top: 5%;
  }

  .work-card-sp {
    width: 32%;
    right: 3%;
    bottom: 3%;
  }
}

/* ============================================
   Contact Form 7 スタイル
============================================ */
.contact-form .wpcf7 {
  width: 100%;
}

.contact-form .wpcf7-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-form .wpcf7-form-control-wrap {
  display: block;
  width: 100%;
}

.contact-form .wpcf7-form input[type="text"],
.contact-form .wpcf7-form input[type="email"],
.contact-form .wpcf7-form input[type="tel"],
.contact-form .wpcf7-form select,
.contact-form .wpcf7-form textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form .wpcf7-form input:focus,
.contact-form .wpcf7-form select:focus,
.contact-form .wpcf7-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(74, 107, 255, 0.1);
}

.contact-form .wpcf7-form textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form .wpcf7-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ラベルスタイル */
.contact-form .wpcf7-form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-text);
}

/* 必須・任意バッジ */
.contact-form .required {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  margin-left: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: #fff;
  background: var(--color-accent);
  border-radius: 4px;
}

.contact-form .optional {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  margin-left: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: #666;
  background: #e2e8f0;
  border-radius: 4px;
}

/* 送信ボタン */
.contact-form .wpcf7-form input[type="submit"] {
  display: block;
  width: 100%;
  padding: 1.5rem 3rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-form .wpcf7-form input[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(74, 107, 255, 0.3);
}

/* エラー時の入力フィールド */
.contact-form .wpcf7-not-valid {
  border-color: #ff6b6b !important;
  background: rgba(255, 107, 107, 0.03) !important;
  animation: shake 0.4s ease-in-out;
}

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

/* エラーメッセージ（各フィールド下） */
.contact-form .wpcf7-not-valid-tip {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #dc2626;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.08) 0%, rgba(220, 38, 38, 0.05) 100%);
  border-radius: 6px;
  border-left: 3px solid #ff6b6b;
  animation: slideIn 0.3s ease-out;
}

.contact-form .wpcf7-not-valid-tip::before {
  content: "\f06a";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.75rem;
  color: #ff6b6b;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* フォーム全体のエラーメッセージ */
.contact-form .wpcf7-validation-errors,
.contact-form .wpcf7-acceptance-missing {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.1) 0%, rgba(220, 38, 38, 0.08) 100%);
  color: #dc2626;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.15);
  animation: fadeIn 0.4s ease-out;
}

.contact-form .wpcf7-validation-errors::before,
.contact-form .wpcf7-acceptance-missing::before {
  content: "\f071";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 1.1rem;
  color: #ff6b6b;
  flex-shrink: 0;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 送信成功メッセージ */
.contact-form .wpcf7-mail-sent-ok,
.contact-form .wpcf7-response-output.wpcf7-mail-sent-ok {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(5, 150, 105, 0.08) 100%);
  color: #059669;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
  animation: successPop 0.5s ease-out;
}

.contact-form .wpcf7-mail-sent-ok::before,
.contact-form .wpcf7-response-output.wpcf7-mail-sent-ok::before {
  content: "\f058";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 1.3rem;
  color: #10b981;
  flex-shrink: 0;
}

@keyframes successPop {
  0% { opacity: 0; transform: scale(0.9); }
  50% { transform: scale(1.02); }
  100% { opacity: 1; transform: scale(1); }
}

/* 送信中スピナー */
.contact-form .wpcf7-spinner {
  display: block;
  margin: 1rem auto;
  width: 24px;
  height: 24px;
  border: 3px solid rgba(74, 107, 255, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* レスポンスメッセージ共通 */
.contact-form .wpcf7-response-output {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0 0 0;
  padding: 1rem 1.25rem;
  border: none !important;
  border-radius: 12px;
  font-weight: 500;
  font-size: 0.9rem;
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.1) 0%, rgba(220, 38, 38, 0.08) 100%);
  color: #dc2626;
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.15);
  animation: fadeIn 0.4s ease-out;
}

.contact-form .wpcf7-response-output::before {
  content: "\f071";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 1.1rem;
  color: #ff6b6b;
  flex-shrink: 0;
}

/* 送信成功時のレスポンス */
.contact-form .wpcf7-response-output.wpcf7-mail-sent-ok {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(5, 150, 105, 0.08) 100%);
  color: #059669;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
  animation: successPop 0.5s ease-out;
}

.contact-form .wpcf7-response-output.wpcf7-mail-sent-ok::before {
  content: "\f058";
  color: #10b981;
  font-size: 1.3rem;
}

/* 送信失敗時のレスポンス */
.contact-form .wpcf7-response-output.wpcf7-mail-sent-ng {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.12) 0%, rgba(185, 28, 28, 0.08) 100%);
  color: #b91c1c;
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.2);
}

.contact-form .wpcf7-response-output.wpcf7-mail-sent-ng::before {
  content: "\f057";
  color: #ef4444;
}

/* スパム判定時 */
.contact-form .wpcf7-response-output.wpcf7-spam-blocked {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(217, 119, 6, 0.08) 100%);
  color: #b45309;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.2);
}

.contact-form .wpcf7-response-output.wpcf7-spam-blocked::before {
  content: "\f05e";
  color: #f59e0b;
}

/* フォームグループ（2カラム対応） */
.contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 767px) {
  .contact-form .form-row {
    grid-template-columns: 1fr;
  }
}