/**
 * Header Styles
 * ヘッダー専用スタイル
 */

/* ===============================================
   RESET & BASE
   =============================================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1a1a1a;
    background: #fff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
        /* ===============================================
           RESET & BASE
           =============================================== */
        *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        
        body {
            font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #1a1a1a;
            background: #fff;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        
        /* ===============================================
           CSS VARIABLES
           =============================================== */
        :root {
            --black: #000;
            --white: #fff;
            --gray-50: #fafafa;
            --gray-100: #f5f5f5;
            --gray-200: #e5e5e5;
            --gray-300: #d4d4d4;
            --gray-400: #a3a3a3;
            --gray-500: #737373;
            --gray-600: #525252;
            --gray-700: #404040;
            --gray-800: #262626;
            --gray-900: #171717;
            --primary: #2563eb;
            --primary-light: #3b82f6;
            --primary-dark: #1d4ed8;
            --success: #10b981;
            --danger: #ef4444;
            --warning: #f59e0b;
            --header-height: 64px;
            --max-width: 1280px;
            --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
        }
        
        /* ===============================================
           SKIP LINK
           =============================================== */
        .ji-skip-link {
            position: absolute;
            top: -100%;
            left: 50%;
            transform: translateX(-50%);
            background: var(--black);
            color: var(--white);
            padding: 12px 24px;
            border-radius: 0 0 8px 8px;
            z-index: 100000;
            font-weight: 600;
        }
        .ji-skip-link:focus { top: 0; }
        
        /* ===============================================
           HEADER PLACEHOLDER
           =============================================== */
        .ji-header-placeholder { height: var(--header-height); }
        @media (min-width: 768px) { .ji-header-placeholder { height: 72px; } }
        
        /* ===============================================
           MAIN HEADER
           =============================================== */
        .ji-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 9999;
            background: var(--black);
            height: var(--header-height);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        
        @media (min-width: 768px) {
            .ji-header { height: 72px; }
        }
        
        .ji-header.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }
        
        .ji-header.hidden {
            transform: translateY(-100%);
        }
        
        .ji-header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        
        @media (min-width: 768px) {
            .ji-header-inner { padding: 0 24px; }
        }
        
        /* ===============================================
           LOGO
           =============================================== */
        .ji-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            padding: 8px 12px;
            margin: -8px -12px;
            border-radius: 12px;
            transition: all var(--transition);
            text-decoration: none;
        }
        
        .ji-logo:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        
        .ji-logo:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-logo-image-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        
        .ji-logo-image {
            height: 32px;
            width: auto;
            max-width: 200px;
            object-fit: contain;
            display: block;
        }
        
        @media (max-width: 767px) {
            .ji-logo-image {
                height: 28px;
                max-width: 160px;
            }
        }
        
        @media (min-width: 768px) {
            .ji-logo-image {
                height: 32px;
                max-width: 200px;
            }
        }
        
        @media (min-width: 1024px) {
            .ji-logo-image {
                height: 32px;
                max-width: 200px;
            }
        }
        
        /* ===============================================
           DESKTOP NAVIGATION
           =============================================== */
        .ji-nav {
            display: none;
            align-items: center;
            gap: 2px;
            margin: 0 24px;
            flex: 1;
            justify-content: center;
            height: 100%;
        }
        
        @media (min-width: 1024px) { .ji-nav { display: flex; } }
        
        .ji-nav-item {
            position: static;
            height: 100%;
            display: flex;
            align-items: center;
        }
        
        .ji-nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 14px 18px;
            color: var(--white);
            font-size: 0.9375rem;
            font-weight: 500;
            border-radius: 8px;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            position: relative;
            min-height: 48px;
            text-decoration: none;
        }
        
        .ji-nav-link:hover,
        .ji-nav-link:focus-visible {
            background: rgba(255, 255, 255, 0.15);
            color: var(--white);
        }
        
        .ji-nav-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-nav-link[aria-current="page"] {
            background: rgba(255, 255, 255, 0.2);
            font-weight: 600;
        }
        
        .ji-nav-link .ji-icon {
            font-size: 0.875rem;
            opacity: 0.8;
            color: var(--white);
        }
        
        .ji-nav-link .ji-chevron {
            font-size: 0.625rem;
            margin-left: 4px;
            transition: transform var(--transition);
            color: var(--white);
        }
        
        .ji-nav-item.menu-active .ji-chevron {
            transform: rotate(180deg);
        }
        
        /* ===============================================
           MEGA MENU
           =============================================== */
        .ji-mega-menu {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            width: 100vw;
            background: var(--black);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 32px 0 40px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-4px);
            transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease;
            pointer-events: none;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
            z-index: 9998;
        }
        
        .ji-nav-item.menu-active .ji-mega-menu {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }
        
        .ji-mega-menu-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        
        .ji-mega-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mega-menu-title {
            color: var(--white);
            font-size: 1.25rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        
        .ji-mega-menu-title i { color: var(--primary-light); }
        
        .ji-mega-menu-stats { display: flex; gap: 32px; }
        
        .ji-mega-stat { text-align: center; }
        .ji-mega-stat-value {
            color: var(--white);
            font-size: 1.5rem;
            font-weight: 800;
            display: block;
            letter-spacing: -0.02em;
        }
        .ji-mega-stat-label {
            color: var(--gray-400);
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        
        .ji-mega-menu-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }
        
        .ji-mega-menu-grid.cols-1 {
            grid-template-columns: 1fr;
            max-width: 400px;
        }
        
        .ji-mega-menu-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
            max-width: 600px;
        }
        
        .ji-mega-menu-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
            max-width: 900px;
        }
        
        .ji-mega-column { display: flex; flex-direction: column; }
        
        .ji-mega-column-title {
            color: var(--gray-400);
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mega-link {
            display: flex;
            align-items: center;
            gap: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9375rem;
            font-weight: 500;
            padding: 12px 14px;
            margin: 2px -14px;
            border-radius: 8px;
            transition: all var(--transition);
            min-height: 48px;
            position: relative;
            text-decoration: none;
        }
        
        .ji-mega-link::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 0;
            background: var(--primary-light);
            border-radius: 2px;
            transition: height var(--transition);
        }
        
        .ji-mega-link:hover,
        .ji-mega-link:focus-visible {
            color: var(--white);
            background: rgba(255, 255, 255, 0.1);
            padding-left: 22px;
        }
        
        .ji-mega-link:hover::before,
        .ji-mega-link:focus-visible::before {
            height: 24px;
        }
        
        .ji-mega-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-mega-link .ji-badge {
            background: var(--danger);
            color: var(--white);
            font-size: 0.625rem;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 9999px;
            margin-left: auto;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }
        
        .ji-mega-link .ji-badge.new { background: var(--success); }
        
        .ji-prefecture-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 4px 8px;
            max-height: 320px;
            overflow-y: auto;
            padding-right: 8px;
            margin: 0 -8px;
        }
        
        .ji-prefecture-grid::-webkit-scrollbar { width: 6px; }
        .ji-prefecture-grid::-webkit-scrollbar-track {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 9999px;
        }
        .ji-prefecture-grid::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.2);
            border-radius: 9999px;
        }
        .ji-prefecture-grid::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.3);
        }
        
        .ji-prefecture-link {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.8125rem;
            font-weight: 500;
            padding: 10px 12px;
            border-radius: 6px;
            transition: all var(--transition);
            text-align: center;
            min-height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
        }
        
        .ji-prefecture-link:hover,
        .ji-prefecture-link:focus-visible {
            color: var(--white);
            background: rgba(255, 255, 255, 0.12);
        }
        
        .ji-prefecture-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 1px;
        }
        
        /* ===============================================
           HEADER ACTIONS
           =============================================== */
        .ji-actions {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        
        @media (min-width: 768px) { .ji-actions { gap: 12px; } }
        
        .ji-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 0.875rem;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            min-height: 44px;
            text-decoration: none;
        }
        
        .ji-btn:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-btn-icon {
            width: 44px;
            height: 44px;
            padding: 0;
            color: var(--white);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
        }
        
        .ji-btn-icon:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.4);
        }
        
        .ji-btn-primary {
            background: var(--white);
            color: var(--black);
            display: none;
        }
        
        @media (min-width: 768px) { .ji-btn-primary { display: inline-flex; } }
        
        .ji-btn-primary:hover {
            background: var(--gray-100);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
        }
        
        .ji-mobile-toggle {
            display: flex;
            width: 44px;
            height: 44px;
            color: var(--white);
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 8px;
            align-items: center;
            justify-content: center;
        }
        
        @media (min-width: 1024px) { .ji-mobile-toggle { display: none; } }
        
        .ji-mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.4);
        }
        
        .ji-mobile-toggle:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-hamburger {
            width: 20px;
            height: 14px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .ji-hamburger-line {
            width: 100%;
            height: 2px;
            background: currentColor;
            border-radius: 9999px;
            transition: all var(--transition);
            transform-origin: center;
        }
        
        .ji-mobile-toggle[aria-expanded="true"] .ji-hamburger-line:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .ji-mobile-toggle[aria-expanded="true"] .ji-hamburger-line:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .ji-mobile-toggle[aria-expanded="true"] .ji-hamburger-line:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }
        
        /* ===============================================
           SEARCH PANEL
           =============================================== */
        .ji-search-panel {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--white);
            border-top: 1px solid var(--gray-200);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
            padding: 28px 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 0.25s ease;
            pointer-events: none;
            z-index: 9997;
        }
        
        .ji-search-panel.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }
        
        .ji-search-panel-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        
        .ji-search-form {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        
        @media (min-width: 768px) {
            .ji-search-form { flex-direction: row; align-items: flex-start; }
        }
        
        .ji-search-main { flex: 1; }
        
        .ji-search-input-wrapper { position: relative; }
        
        .ji-search-input {
            width: 100%;
            padding: 16px 20px 16px 52px;
            border: 2px solid var(--gray-200);
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--gray-900);
            background: var(--white);
            transition: all var(--transition);
            min-height: 56px;
        }
        
        .ji-search-input:hover {
            border-color: var(--gray-300);
        }
        
        .ji-search-input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
            color: var(--gray-900);
        }
        
        .ji-search-input::placeholder { color: var(--gray-400); }
        
        .ji-search-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--gray-500);
            font-size: 1.125rem;
            pointer-events: none;
        }
        
        .ji-search-clear {
            position: absolute;
            right: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--gray-400);
            padding: 8px;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition);
            border-radius: 6px;
        }
        
        .ji-search-input:not(:placeholder-shown) ~ .ji-search-clear {
            opacity: 1;
            visibility: visible;
        }
        
        .ji-search-clear:hover {
            color: var(--gray-600);
            background: var(--gray-100);
        }
        
        .ji-search-suggestions {
            margin-top: 14px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        
        .ji-search-suggestion-label {
            color: var(--gray-600);
            font-size: 0.8125rem;
            font-weight: 600;
        }
        
        .ji-search-suggestion {
            background: var(--gray-100);
            color: var(--gray-700);
            padding: 8px 16px;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 600;
            transition: all var(--transition);
            cursor: pointer;
            min-height: 36px;
            border: none;
        }
        
        .ji-search-suggestion:hover {
            background: var(--gray-200);
            color: var(--gray-900);
        }
        
        .ji-search-suggestion:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-search-filters {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        
        .ji-search-select {
            padding: 14px 36px 14px 16px;
            border: 2px solid var(--gray-200);
            border-radius: 12px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--gray-700);
            background: var(--white) 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='%23737373' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 14px center;
            appearance: none;
            min-width: 160px;
            cursor: pointer;
            transition: all var(--transition);
            min-height: 52px;
        }
        
        .ji-search-select:hover { border-color: var(--gray-300); }
        .ji-search-select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
            color: var(--gray-700);
        }
        
        .ji-search-select option {
            color: var(--gray-700);
            background: var(--white);
        }
        
        .ji-search-submit {
            background: var(--black);
            color: var(--white);
            padding: 14px 28px;
            border-radius: 12px;
            font-size: 0.9375rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition);
            min-height: 52px;
            border: none;
        }
        
        .ji-search-submit:hover {
            background: var(--gray-800);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            color: var(--white);
        }
        
        .ji-search-submit:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        /* ===============================================
           MOBILE MENU
           =============================================== */
        .ji-mobile-menu {
            position: fixed;
            inset: 0;
            background: var(--black);
            z-index: 99999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            overflow-y: auto;
            -webkit-overflow-scrolling: touch;
        }
        
        .ji-mobile-menu.open { opacity: 1; visibility: visible; }
        
        .ji-mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: sticky;
            top: 0;
            background: var(--black);
            z-index: 10;
        }
        
        .ji-mobile-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .ji-mobile-logo-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        
        .ji-mobile-logo-icon img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
        
        .ji-mobile-logo-text {
            color: var(--white);
            font-size: 1rem;
            font-weight: 700;
        }
        
        .ji-mobile-close {
            width: 44px;
            height: 44px;
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            border-radius: 8px;
            transition: all var(--transition);
        }
        
        .ji-mobile-close:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        
        .ji-mobile-close:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-mobile-search {
            padding: 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mobile-search-wrapper { position: relative; }
        
        .ji-mobile-search-input {
            width: 100%;
            padding: 14px 18px 14px 48px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 12px;
            color: var(--white);
            font-size: 1rem;
            font-weight: 500;
            min-height: 52px;
            transition: all var(--transition);
        }
        
        .ji-mobile-search-input::placeholder { color: rgba(255, 255, 255, 0.5); }
        
        .ji-mobile-search-input:focus {
            outline: none;
            background: rgba(255, 255, 255, 0.15);
            border-color: var(--primary);
            color: var(--white);
        }
        
        .ji-mobile-search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.5);
            font-size: 1rem;
            pointer-events: none;
        }
        
        .ji-mobile-content { padding: 20px; }
        
        .ji-mobile-section { margin-bottom: 24px; }
        
        .ji-mobile-accordion {
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mobile-accordion-trigger {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            color: var(--white);
            font-size: 1.0625rem;
            font-weight: 600;
            text-align: left;
            min-height: 60px;
            transition: all var(--transition);
            background: transparent;
            border: none;
        }
        
        .ji-mobile-accordion-trigger:hover {
            color: rgba(255, 255, 255, 0.8);
        }
        
        .ji-mobile-accordion-trigger:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: -2px;
            border-radius: 8px;
        }
        
        .ji-mobile-accordion-trigger i {
            color: var(--white);
            font-size: 0.75rem;
            transition: transform var(--transition);
        }
        
        .ji-mobile-accordion-trigger[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        
        .ji-mobile-accordion-content {
            display: none;
            padding-bottom: 16px;
        }
        
        .ji-mobile-accordion-content.open {
            display: block;
            animation: slideDown 0.25s ease;
        }
        
        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-8px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .ji-mobile-link {
            display: flex;
            align-items: center;
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            font-weight: 500;
            padding: 14px 16px;
            margin: 0 -16px;
            border-radius: 8px;
            transition: all var(--transition);
            min-height: 52px;
            text-decoration: none;
        }
        
        .ji-mobile-link:hover {
            color: var(--white);
            background: rgba(255, 255, 255, 0.08);
            padding-left: 24px;
        }
        
        .ji-mobile-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: -2px;
        }
        
        /* 単独リンク（ドロップダウンなし） */
        .ji-mobile-single-link {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            color: var(--white);
            font-size: 1.0625rem;
            font-weight: 600;
            text-align: left;
            min-height: 60px;
            transition: all var(--transition);
            text-decoration: none;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mobile-single-link:hover {
            color: rgba(255, 255, 255, 0.8);
        }
        
        .ji-mobile-single-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: -2px;
            border-radius: 8px;
        }
        
        .ji-mobile-single-link i {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
        }
        
        .ji-mobile-cta {
            background: var(--white);
            color: var(--black);
            padding: 18px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1rem;
            margin-top: 24px;
            transition: all var(--transition);
            min-height: 60px;
            text-decoration: none;
        }
        
        .ji-mobile-cta:hover {
            background: var(--gray-100);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
            color: var(--black);
        }
        
        .ji-mobile-cta:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-mobile-cta i { color: var(--black); }
        
        .ji-mobile-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            padding: 28px 0;
            margin-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .ji-mobile-stat { text-align: center; }
        .ji-mobile-stat-value {
            color: var(--white);
            font-size: 1.75rem;
            font-weight: 800;
            display: block;
            letter-spacing: -0.02em;
        }
        .ji-mobile-stat-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        
        .ji-mobile-footer {
            padding: 28px 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }
        
        .ji-mobile-social {
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-bottom: 20px;
        }
        
        .ji-mobile-social-link {
            width: 48px;
            height: 48px;
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            transition: all var(--transition);
            text-decoration: none;
        }
        
        .ji-mobile-social-link:hover {
            background: var(--white);
            color: var(--black);
            transform: translateY(-2px);
        }
        
        .ji-mobile-social-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        .ji-mobile-trust {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 20px;
        }
        
        .ji-mobile-trust-badge {
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            padding: 6px 14px;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        
        .ji-mobile-trust-badge i { color: var(--success); }
        
        .ji-mobile-copyright {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8125rem;
        }
        
        /* ===============================================
           ACCESSIBILITY & UTILITIES
           =============================================== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        
        body.menu-open {
            overflow: hidden;
            position: fixed;
            width: 100%;
            height: 100%;
        }
        
        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }