/* =============================================
   鳥取デジタルキャリア - 共通スタイル
   行政サイト準拠デザイン / Material Icons対応
   ============================================= */

:root {
  /* ── 行政ブルー系 ── */
  --primary:        #1a4f7a;
  --primary-dark:   #123653;
  --primary-light:  #2572a8;
  --primary-pale:   #e8f1f8;
  --primary-pale2:  #d0e4f0;

  /* ── アクセント（砂丘の夕陽）── */
  --accent:         #c0622a;
  --accent-light:   #d97940;
  --accent-pale:    #f5e8df;

  /* ── テキスト ── */
  --text-dark:  #1a1a1a;
  --text-body:  #333333;
  --text-muted: #5f6368;
  --text-light: #80868b;

  /* ── 背景・ボーダー ── */
  --bg-white:   #ffffff;
  --bg-light:   #f5f7f9;
  --bg-mid:     #edf0f3;
  --border:     #c8d0d8;
  --border-dark:#a0aab4;

  /* ── シャドウ ── */
  --shadow-sm:  0 1px 4px rgba(0,0,0,0.08);
  --shadow-md:  0 3px 12px rgba(0,0,0,0.10);
  --shadow-lg:  0 6px 24px rgba(0,0,0,0.13);

  /* ── 角丸（行政は控えめ）── */
  --radius-xs:  4px;
  --radius-sm:  6px;
  --radius-md:  8px;
  --radius-lg:  12px;

  --transition: 0.2s ease;
}

/* =============================================
   Reset & Base
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'YuGothic', 'Meiryo', sans-serif;
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* =============================================
   Material Icons ユーティリティ
   ============================================= */
.mi {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 20px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-smoothing: antialiased;
  vertical-align: middle;
  user-select: none;
  flex-shrink: 0;
}
.mi-sm  { font-size: 16px; }
.mi-md  { font-size: 22px; }
.mi-lg  { font-size: 28px; }
.mi-xl  { font-size: 36px; }
.mi-2xl { font-size: 48px; }

/* =============================================
   Header / Global Navigation
   ============================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--bg-white);
  border-bottom: 2px solid var(--primary);
  transition: box-shadow var(--transition);
}
#header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 36px; height: 36px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-mark .mi { color: #fff; font-size: 20px; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-text .main { font-size: 14px; font-weight: 700; color: var(--primary); letter-spacing: 0.02em; }
.logo-text .sub  { font-size: 10px; color: var(--text-muted); letter-spacing: 0.06em; }

/* Global Nav */
.global-nav { display: flex; align-items: center; gap: 2px; }
.global-nav a {
  padding: 6px 11px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-body);
  border-radius: var(--radius-xs);
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.global-nav a:hover { background: var(--primary-pale); color: var(--primary); }
.global-nav a.active {
  background: var(--primary);
  color: #fff;
}

/* Header Auth */
.header-auth { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.btn-login {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 7px 14px;
  font-size: 12px; font-weight: 600;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-xs);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.btn-login:hover { background: var(--primary-pale); }
.btn-register {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 7px 14px;
  font-size: 12px; font-weight: 600;
  color: #fff;
  background: var(--primary);
  border-radius: var(--radius-xs);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.btn-register:hover { background: var(--primary-dark); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px; height: 40px;
  gap: 5px;
  border-radius: var(--radius-xs);
  transition: background var(--transition);
}
.hamburger:hover { background: var(--bg-light); }
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text-body);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  border-bottom: 2px solid var(--primary);
  padding: 12px 20px 20px;
  z-index: 999;
  box-shadow: var(--shadow-md);
}
.mobile-menu.open { display: block; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 14px; }
.mobile-menu nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px;
  font-size: 14px; font-weight: 500;
  color: var(--text-body);
  border-radius: var(--radius-xs);
  border-bottom: 1px solid var(--bg-mid);
  transition: background var(--transition);
}
.mobile-menu nav a:hover { background: var(--primary-pale); color: var(--primary); }
.mobile-menu nav a .mi { color: var(--primary); font-size: 18px; }
.mobile-menu .auth-row { display: flex; gap: 8px; }
.mobile-menu .auth-row a { flex: 1; text-align: center; padding: 11px; border-radius: var(--radius-xs); font-weight: 600; font-size: 13px; }

/* =============================================
   Page Layout
   ============================================= */
.page-top { padding-top: 64px; }
.container        { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 800px;  margin: 0 auto; padding: 0 24px; }

section { padding: 64px 0; }
section.compact   { padding: 40px 0; }
section.bg-light  { background: var(--bg-light); }
section.bg-mid    { background: var(--bg-mid); }

/* =============================================
   Section Header
   ============================================= */
.section-header { text-align: center; margin-bottom: 40px; }
.section-header.left { text-align: left; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--primary-pale);
  color: var(--primary);
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.12em;
  border-radius: var(--radius-xs);
  margin-bottom: 10px;
  text-transform: uppercase;
  border-left: 3px solid var(--primary);
}
.section-label.accent {
  background: var(--accent-pale);
  color: var(--accent);
  border-left-color: var(--accent);
}
.section-label.white {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  border-left-color: rgba(255,255,255,0.6);
}

.section-title {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}
.section-title.white { color: #fff; }
.section-desc {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.85;
}
.section-desc.white { color: rgba(255,255,255,0.82); max-width: 100%; }

/* =============================================
   Buttons
   ============================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 12px 24px;
  font-size: 14px; font-weight: 600;
  border-radius: var(--radius-xs);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
}
.btn .mi { font-size: 18px; }

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

.btn-accent {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-accent:hover { background: var(--accent-light); border-color: var(--accent-light); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover { background: var(--primary-pale); }

.btn-outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.7);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

.btn-white {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-white:hover { box-shadow: var(--shadow-md); }

.btn-sm  { padding: 8px 16px; font-size: 12px; }
.btn-lg  { padding: 14px 28px; font-size: 15px; }
.btn-full { width: 100%; }

/* =============================================
   Cards
   ============================================= */
.card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card-body { padding: 18px 20px; }
.card-tag {
  display: inline-block;
  padding: 2px 10px;
  background: var(--primary-pale);
  color: var(--primary);
  font-size: 11px; font-weight: 700;
  border-radius: var(--radius-xs);
  margin-bottom: 8px;
  border: 1px solid var(--primary-pale2);
}
.card-tag.accent { background: var(--accent-pale); color: var(--accent); border-color: #e8c4ac; }
.card-title { font-size: 15px; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; line-height: 1.5; }
.card-desc  { font-size: 13px; color: var(--text-muted); line-height: 1.75; }
.card-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-light);
}

/* Grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* =============================================
   Page Hero（内部ページ共通）
   ============================================= */
.page-hero {
  position: relative;
  padding: 52px 0 40px;
  background: var(--primary);
  color: #fff;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: 40%;
  background: linear-gradient(to left, rgba(255,255,255,0.04) 0%, transparent 100%);
  pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; }

.page-hero-label {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 12px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: rgba(255,255,255,0.9);
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.12em;
  border-radius: var(--radius-xs);
  margin-bottom: 14px;
}
.page-hero h1 { font-size: clamp(22px, 3.5vw, 32px); font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.page-hero p  { font-size: 14px; color: rgba(255,255,255,0.85); max-width: 560px; line-height: 1.85; }

.breadcrumb { display: flex; align-items: center; gap: 6px; margin-bottom: 16px; }
.breadcrumb a    { font-size: 12px; color: rgba(255,255,255,0.65); transition: color var(--transition); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { font-size: 12px; color: rgba(255,255,255,0.4); }

/* =============================================
   Stats
   ============================================= */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat-item {
  text-align: center;
  padding: 24px 16px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.stat-number { font-size: 32px; font-weight: 700; color: var(--primary); line-height: 1; }
.stat-unit   { font-size: 15px; font-weight: 700; color: var(--primary); }
.stat-label  { font-size: 12px; color: var(--text-muted); margin-top: 6px; }

/* =============================================
   Feature Items
   ============================================= */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-item {
  padding: 28px 22px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.feature-icon {
  width: 56px; height: 56px;
  background: var(--primary-pale);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.feature-icon .mi { color: var(--primary); font-size: 28px; }
.feature-icon.accent { background: var(--accent-pale); }
.feature-icon.accent .mi { color: var(--accent); }
.feature-title { font-size: 15px; font-weight: 700; color: var(--text-dark); margin-bottom: 8px; }
.feature-desc  { font-size: 13px; color: var(--text-muted); line-height: 1.8; }

/* =============================================
   Filter / Search
   ============================================= */
.filter-bar {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
}
.filter-bar .search-input {
  flex: 1; min-width: 200px;
  padding: 9px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: 13px; outline: none;
  transition: border-color var(--transition);
}
.filter-bar .search-input:focus { border-color: var(--primary); }
.filter-bar select {
  padding: 9px 32px 9px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: 13px; outline: none;
  background: var(--bg-white);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235f6368' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  cursor: pointer;
  transition: border-color var(--transition);
}
.filter-bar select:focus { border-color: var(--primary); }
.filter-tags { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.filter-tag {
  padding: 5px 14px;
  border-radius: var(--radius-xs);
  font-size: 12px; font-weight: 500;
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
  color: var(--text-muted);
  background: var(--bg-white);
}
.filter-tag:hover, .filter-tag.active {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-pale);
  font-weight: 600;
}

/* =============================================
   Form Elements
   ============================================= */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 700; color: var(--text-dark); margin-bottom: 5px; }
.form-label .required { color: #c0392b; margin-left: 4px; font-size: 11px; }
.form-control {
  width: 100%;
  padding: 10px 13px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xs);
  font-size: 14px; outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--bg-white);
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,79,122,0.1); }
textarea.form-control { resize: vertical; min-height: 120px; line-height: 1.7; }
.form-hint { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

/* =============================================
   CTA Section
   ============================================= */
.cta-section {
  background: var(--primary);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.cta-section h2 { font-size: clamp(20px, 3vw, 26px); font-weight: 700; margin-bottom: 10px; }
.cta-section p  { font-size: 14px; color: rgba(255,255,255,0.82); margin-bottom: 28px; line-height: 1.85; }
.cta-buttons    { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* =============================================
   Badges
   ============================================= */
.badge {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-size: 10px; font-weight: 700;
  border: 1px solid;
}
.badge-new     { background: #e8f5e9; color: #2e7d32; border-color: #a5d6a7; }
.badge-free    { background: #e3f2fd; color: #1565c0; border-color: #90caf9; }
.badge-online  { background: var(--primary-pale); color: var(--primary); border-color: var(--primary-pale2); }
.badge-popular { background: #fce4ec; color: #c62828; border-color: #ef9a9a; }

/* =============================================
   Pagination
   ============================================= */
.pagination { display: flex; justify-content: center; gap: 6px; margin-top: 36px; }
.page-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-xs);
  font-size: 13px; font-weight: 500;
  border: 1.5px solid var(--border);
  color: var(--text-muted);
  transition: all var(--transition);
  cursor: pointer;
  background: var(--bg-white);
}
.page-btn:hover, .page-btn.active { border-color: var(--primary); color: var(--primary); background: var(--primary-pale); }
.page-btn.active { background: var(--primary); color: #fff; }

/* =============================================
   Footer
   ============================================= */
#footer { background: #111f2e; color: rgba(255,255,255,0.78); padding-top: 48px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-mark { background: rgba(255,255,255,0.12); }
.footer-brand .logo-text .main { color: #fff; font-size: 14px; }
.footer-brand .logo-text .sub  { color: rgba(255,255,255,0.45); }
.footer-brand p { font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 14px; line-height: 1.85; }
.footer-col h4 { font-size: 12px; font-weight: 700; color: #fff; margin-bottom: 14px; letter-spacing: 0.06em; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 8px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul a { font-size: 12px; color: rgba(255,255,255,0.56); transition: color var(--transition); display: flex; align-items: center; gap: 5px; }
.footer-col ul a:hover { color: #fff; }
.footer-col ul a .mi { font-size: 13px; opacity: 0.6; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 0;
  font-size: 11px; color: rgba(255,255,255,0.35);
  flex-wrap: wrap; gap: 6px;
}
.footer-links { display: flex; gap: 14px; }
.footer-links a { color: rgba(255,255,255,0.35); transition: color var(--transition); }
.footer-links a:hover { color: rgba(255,255,255,0.65); }

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 1024px) {
  .global-nav, .header-auth { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  section { padding: 48px 0; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .feature-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-buttons { flex-direction: column; align-items: center; }
  .filter-bar { flex-direction: column; }
  .filter-bar .search-input { min-width: 100%; }
}
@media (max-width: 480px) {
  .container, .container-narrow { padding: 0 16px; }
  .header-inner { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .btn-lg { padding: 12px 20px; font-size: 14px; }
}

/* =============================================
   Utilities
   ============================================= */
.text-center  { text-align: center; }
.text-primary { color: var(--primary); }
.text-accent  { color: var(--accent); }
.text-muted   { color: var(--text-muted); }
.text-white   { color: #fff; }
.text-bold    { font-weight: 700; }
.mt-8  { margin-top: 8px; }  .mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; } .mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mb-8  { margin-bottom: 8px; }  .mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; } .mb-32 { margin-bottom: 32px; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-8 { gap: 8px; } .gap-12 { gap: 12px; } .gap-16 { gap: 16px; }
.hidden { display: none !important; }

/* =============================================
   Scroll Reveal
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* =============================================
   Animations
   ============================================= */
@keyframes fadeInUp { from{opacity:0;transform:translateY(22px)} to{opacity:1;transform:none} }
@keyframes fadeIn   { from{opacity:0} to{opacity:1} }
.animate-fadeInUp { animation: fadeInUp 0.6s ease both; }
.animate-fadeIn   { animation: fadeIn 0.5s ease both; }
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }