@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Zen+Kaku+Gothic+New:wght@500;700;900&family=Quicksand:wght@500;700&display=swap');

:root {
  /* シンプルでおしゃれなブルー＆ウォームカラー */
  --primary-color: #3b82f6; /* 清潔感のあるスカイブルー */
  --primary-dark: #1d4ed8;
  --primary-light: #eff6ff; /* 極めて淡いブルー */
  --secondary-color: #f87171; /* 優しいコーラルピンク */
  --accent-color: #fbbf24; /* 温かみのあるミモザイエロー */
  
  --text-dark: #2c3e50; /* 深みのあるスレートグレー */
  --text-light: #7f8c8d;
  --bg-light: #f8fafc; /* 清潔感のある非常に薄いグレー */
  --bg-white: #ffffff;
  --border-color: #e2e8f0; /* 薄く繊細なボーダー */
  --border-light: #f1f5f9;
  --danger-color: #ef4444;
  --success-color: #10b981;
  
  --font-base: 'Noto Sans JP', sans-serif;
  --font-accent-jp: 'Zen Kaku Gothic New', sans-serif; /* おしゃれなゴシック体 */
  --font-accent: 'Quicksand', sans-serif; /* 丸みのあるおしゃれな英数字フォント */
  
  /* 繊細でやわらかい影（おしゃれな高級感） */
  --shadow-sm: 0 2px 10px rgba(59, 130, 246, 0.03);
  --shadow-md: 0 10px 30px rgba(59, 130, 246, 0.06);
  --shadow-lg: 0 20px 40px rgba(59, 130, 246, 0.08);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-base);
  font-size: 1.6rem;
  line-height: 1.8;
  color: var(--text-dark);
  background-color: var(--bg-white); /* 背景は白 */
  overflow-x: hidden;
}

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

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

li {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  border: none;
  outline: none;
}

/* Utility Classes */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

.text-center { text-align: center; }
.text-right { text-align: right; }

.phrase {
  display: inline-block;
}

.badge {
  display: inline-block;
  padding: 6px 20px;
  font-size: 1.4rem;
  font-weight: 700;
  border-radius: 50px;
  font-family: var(--font-accent-jp); /* アクセント用ゴシック体 */
  border: 1px solid var(--border-color);
  background-color: var(--bg-white);
  color: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.badge-primary {
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-color: rgba(59, 130, 246, 0.2);
}

.badge-secondary {
  background-color: var(--secondary-color);
  color: var(--bg-white);
  border-color: var(--secondary-color);
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition-smooth);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 1.8rem;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-main {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: 0.02em;
}

.logo-sub {
  font-size: 1.0rem;
  color: var(--text-light);
  font-weight: 700;
  font-family: var(--font-accent);
  letter-spacing: 0.1em;
}

.nav-list {
  display: flex;
  gap: 20px;
}

.nav-link {
  font-size: 1.4rem;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 50px;
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--primary-color);
  background-color: var(--primary-light);
}

.header-cta {
  background-color: var(--primary-color);
  color: var(--bg-white);
  padding: 10px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.3rem;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.25);
}

.header-cta:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.35);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 8px;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.menu-toggle:hover {
  background-color: var(--bg-light);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-dark);
  transition: var(--transition-smooth);
}

/* Hero Section */
.hero {
  padding-top: 160px;
  padding-bottom: 120px;
  position: relative;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(240, 249, 255, 0.6) 100%), 
              url('assets/hero_munakata.png') no-repeat center 88%/cover;
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-tag {
  font-family: var(--font-accent-jp); /* アクセント用ゴシック体 */
  font-weight: 700;
  color: var(--primary-color);
  font-size: 1.8rem;
  margin-bottom: 20px;
  display: inline-block;
  background-color: var(--primary-light);
  padding: 4px 16px;
  border-radius: 50px;
}

.hero-title {
  font-size: 5.4rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-dark);
  margin-bottom: 24px;
}

.hero-desc {
  font-size: 1.6rem;
  color: var(--text-dark);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 36px;
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--bg-white);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
  background-color: var(--bg-white);
  color: var(--text-dark);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-light);
  transform: translateY(-2px);
}

/* Section Header */
.section-header {
  max-width: 600px;
  margin: 0 auto 60px;
}

.section-subtitle {
  color: var(--primary-color);
  font-size: 1.6rem;
  font-weight: 700;
  font-family: var(--font-accent-jp); /* アクセント用ゴシック体 */
  margin-bottom: 8px;
  display: inline-block;
}

.section-title {
  font-size: 2.8rem;
  color: var(--text-dark);
  font-weight: 700;
  position: relative;
  display: inline-block;
  padding-bottom: 12px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

/* Overview Section */
.overview {
  background-color: var(--bg-white); /* 背景白 */
}

.overview-table {
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  max-width: 850px;
  margin: 0 auto;
}

.overview-dl {
  display: grid;
  grid-template-columns: 180px 1fr;
  row-gap: 24px;
}

.overview-dl dt {
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--primary-color);
  display: flex;
  align-items: flex-start;
  gap: 8px;
  line-height: 1.8;
}

.overview-dl dt::before {
  content: '✦';
  color: var(--accent-color);
  font-size: 1.6rem;
  line-height: 1.8;
}

.overview-dl dd {
  font-size: 1.5rem;
  color: var(--text-dark);
  line-height: 1.8;
}

.overview-note {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-top: 12px;
  display: block;
}

/* Tour Lineup Section */
.tours {
  background-color: var(--bg-white); /* 背景白 */
  border-top: 1px solid var(--border-light);
}

.tours-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.tour-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid var(--border-color);
}

.tour-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(59, 130, 246, 0.2);
}

.tour-card-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.tour-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.tour-status {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 16px;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 50px;
  color: var(--bg-white);
  z-index: 10;
}

.tour-status.recruiting {
  background-color: var(--primary-color);
}

.tour-status.upcoming {
  background-color: var(--text-light);
}

.tour-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.tour-card-meta {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 12px;
  display: flex;
  gap: 16px;
}

.tour-card-meta i {
  color: var(--primary-color);
}

.tour-card-title {
  font-size: 1.9rem;
  color: var(--text-dark);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.4;
}

.tour-card-desc {
  font-size: 1.4rem;
  color: var(--text-dark);
  margin-bottom: 24px;
  flex-grow: 1;
}

.tour-card-info {
  background-color: var(--bg-light);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.tour-card-info-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.tour-card-info-item:last-child {
  margin-bottom: 0;
}

.tour-card-info-label {
  font-weight: 700;
  color: var(--primary-color);
}

.tour-card-action {
  width: 100%;
  padding: 14px;
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  border-radius: 50px;
  background-color: var(--primary-color);
  color: var(--bg-white);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.tour-card-action:hover {
  background-color: var(--primary-dark);
}

.tour-card.upcoming-card {
  opacity: 0.9;
}

.tour-card.upcoming-card .tour-card-action {
  background-color: var(--border-color);
  color: var(--text-light);
  cursor: not-allowed;
}

.tour-card.upcoming-card:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
  border-color: var(--border-color);
}

/* Itinerary Timeline Section */
.itinerary {
  background-color: var(--bg-white); /* 背景白 */
  border-top: 1px solid var(--border-light);
}

.itinerary-container {
  max-width: 800px;
  margin: 0 auto;
}

.timeline {
  position: relative;
  padding-left: 36px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 17px;
  width: 2px;
  height: 100%;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  top: 6px;
  left: -23px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 2px solid var(--primary-color);
  z-index: 2;
}

.timeline-time {
  font-family: var(--font-accent);
  font-weight: 700;
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: 6px;
  display: inline-block;
  background-color: var(--primary-light);
  padding: 1px 10px;
  border-radius: 50px;
}

.timeline-content-card {
  background-color: var(--bg-light);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  padding: 20px;
  transition: var(--transition-smooth);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.timeline-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text-dark);
}

.timeline-body {
  padding-top: 16px;
}

.timeline-desc {
  font-size: 1.4rem;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.7;
}

.timeline-img-wrap {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  height: auto;
  max-height: 260px;
  box-shadow: var(--shadow-sm);
}

.timeline-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Application Form Section */
.booking {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-light);
}

.booking-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.booking-header {
  background-color: var(--primary-light);
  border-bottom: 1px solid var(--border-color);
  color: var(--primary-dark);
  padding: 40px;
  text-align: center;
}

.booking-header h3 {
  font-size: 2.6rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.booking-header p {
  font-size: 1.4rem;
  font-family: var(--font-accent-jp); /* アクセント用ゴシック体 */
  color: var(--text-dark);
}

.form-body {
  padding: 40px;
}

.form-group {
  margin-bottom: 24px;
}

.form-group.row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-label {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-label .required {
  background-color: var(--secondary-color);
  color: var(--bg-white);
  font-size: 1.0rem;
  padding: 2px 8px;
  border-radius: 50px;
  margin-left: 8px;
  vertical-align: middle;
}

.form-control {
  width: 100%;
  border: 1px solid var(--border-color);
  background-color: var(--bg-light);
  padding: 14px 18px;
  font-size: 1.5rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--primary-color);
  background-color: var(--bg-white);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1.6;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  accent-color: var(--primary-color);
  margin-top: 3px;
  cursor: pointer;
}

.form-error-msg {
  color: var(--danger-color);
  font-size: 1.3rem;
  margin-top: 6px;
  display: none;
  font-weight: 700;
}

.form-group.has-error .form-control,
.has-error .form-control {
  border-color: var(--danger-color);
  background-color: #fff8f8;
}

.form-group.has-error .form-error-msg,
.has-error .form-error-msg {
  display: block;
}

.form-agreement-box {
  background-color: var(--bg-light);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  padding: 20px;
  margin-bottom: 24px;
  max-height: 200px;
  overflow-y: scroll;
  font-size: 1.3rem;
  color: var(--text-dark);
  line-height: 1.7;
}

.form-agreement-box h5 {
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 8px;
  font-size: 1.4rem;
}

.form-agreement-box p {
  margin-bottom: 8px;
}

.form-submit-container {
  text-align: center;
  margin-top: 40px;
}

.btn-submit {
  width: 100%;
  max-width: 320px;
  padding: 16px;
  font-size: 1.6rem;
  background-color: var(--primary-color);
  color: var(--bg-white);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.2);
}

.btn-submit:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
}

/* Accordions Section */
.terms {
  background-color: var(--bg-white); /* 背景白 */
  border-top: 1px solid var(--border-light);
}

.accordion-container {
  max-width: 850px;
  margin: 0 auto;
}

.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.accordion-header {
  background-color: var(--bg-light);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.accordion-header:hover {
  background-color: var(--primary-light);
}

.accordion-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark);
}

.accordion-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--text-light);
  transition: var(--transition-smooth);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
  color: var(--primary-color);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease;
  padding: 0 24px;
  background-color: var(--bg-white);
}

.accordion-item.active .accordion-content {
  max-height: 2000px;
  padding: 24px;
  overflow-y: auto;
  border-top: 1px solid var(--border-light);
}

.accordion-inner-text {
  font-size: 1.4rem;
  color: var(--text-dark);
  line-height: 1.8;
}

.accordion-inner-text h5 {
  font-weight: 700;
  color: var(--primary-color);
  margin: 16px 0 8px;
  font-size: 1.5rem;
}

.accordion-inner-text h5:first-child {
  margin-top: 0;
}

.accordion-inner-text ul {
  padding-left: 20px;
  list-style: disc;
  margin-bottom: 16px;
}

.accordion-inner-text p {
  margin-bottom: 16px;
}

/* Footer Section */
.footer {
  background-color: var(--bg-light); /* 明るいグレー背景でクリーンに */
  color: var(--text-dark);
  padding: 80px 0 40px;
  border-top: 1px solid var(--border-color);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-info-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.footer-info-logo .logo-main {
  color: var(--text-dark);
  font-weight: 700;
}

.footer-info-desc {
  font-size: 1.4rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  font-size: 1.4rem;
  margin-bottom: 16px;
}

.footer-contact-icon {
  color: var(--primary-color);
  font-size: 1.6rem;
}

.footer-contact-text span {
  display: block;
  font-size: 1.1rem;
  color: var(--text-light);
  font-weight: 700;
}

.footer-nav-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
}

.footer-nav-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav-link {
  font-size: 1.4rem;
  color: var(--text-light);
}

.footer-nav-link:hover {
  color: var(--primary-color);
  padding-left: 4px;
}

.footer-links-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-banner-link {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  font-size: 1.2rem;
  font-weight: 700;
  border-radius: 6px;
  color: var(--text-dark);
  display: inline-block;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.footer-banner-link:hover {
  transform: translateY(-1px);
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-color: rgba(59, 130, 246, 0.2);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.3rem;
  color: var(--text-light);
}

/* Booking Success Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(44, 62, 80, 0.4);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 40px;
  max-width: 480px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-success-icon {
  width: 72px;
  height: 72px;
  background-color: var(--primary-light);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.6rem;
  margin: 0 auto 20px;
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.modal-title {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.modal-desc {
  font-size: 1.4rem;
  color: var(--text-dark);
  margin-bottom: 24px;
  line-height: 1.6;
}

.modal-close-btn {
  background-color: var(--primary-color);
  color: var(--bg-white);
  padding: 12px 36px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.2);
}

.modal-close-btn:hover {
  background-color: var(--primary-dark);
}

/* Responsiveness */
@media (max-width: 1024px) {
  .header-container {
    height: 70px;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .nav {
    position: fixed;
    top: 70px;
    left: 100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--bg-white);
    border-top: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    padding: 32px;
    z-index: 999;
  }
  
  .nav.active {
    left: 0;
  }
  
  .nav-list {
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
  }
  
  .nav-link {
    font-size: 1.8rem;
    display: inline-block;
  }
  
  .hero {
    padding-top: 110px;
    padding-bottom: 60px;
    min-height: auto;
  }
  
  .hero-title {
    font-size: 4.0rem;
  }
  
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  
  .footer-top > div:first-child {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 60px 0;
  }
  
  .hero-title {
    font-size: 3.0rem;
  }
  
  .overview-table {
    padding: 24px;
  }
  
  .overview-dl {
    grid-template-columns: 1fr;
    row-gap: 16px;
  }
  
  .overview-dl dt {
    margin-bottom: 4px;
  }
  
  .form-body {
    padding: 24px;
  }
  
  .form-group.row-2 {
    grid-template-columns: 1fr;
    gap: 0;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .footer-top > div:first-child {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  
  .timeline {
    padding-left: 28px;
  }
  
  .timeline::before {
    left: 11px;
  }
  
  .timeline-marker {
    left: -21px;
    width: 10px;
    height: 10px;
  }
  
  .timeline-content-card {
    padding: 16px;
  }
}