/* ================================================================
   base.css - 蜈ｱ譛峨せ繧ｿ繧､繝ｫ (繝｡繝・そ繝ｼ繧ｸ, 繝輔ャ繧ｿ繝ｼ, 繝ｪ繧ｻ繝・ヨ, 繧ｿ繧､繝昴げ繝ｩ繝輔ぅ)
   ================================================================ */

/* variables.css 繧貞・縺ｫ隱ｭ縺ｿ霎ｼ繧薙〒縺上□縺輔＞ (HTML縺ｮ <link> 縺ｧ) */

/* quiz-app逕ｨCSS・医Λ繧､繝医ヶ繝ｫ繝ｼ繝・・繝橸ｼ・*/
/* Google Fonts・・INE Seed JP・峨・蜷ЗTML縺ｮ<head>蜀・link>縺ｧ隱ｭ縺ｿ霎ｼ繧縺薙→・・import縺ｯ繝悶Ο繝・く繝ｳ繧ｰ驕・ｻｶ縺ｮ蜴溷屏縺ｫ縺ｪ繧九◆繧∝炎髯､・・*/
/* 繝・・繧ｿ繝吶・繧ｹ謗･邯夊ｭｦ蜻・*/
/* 繧ｷ繧ｹ繝・Β繝｡繝・そ繝ｼ繧ｸ蜈ｱ騾壹せ繧ｿ繧､繝ｫ */
.system-messages {
    width: 100%;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 1px;
    margin-bottom: 10px;
    flex-shrink: 0;
}

.system-message {
    width: 100%;
    padding: 14px 22px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15), 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 14px;
    /* 繧ｹ繝ｩ繧､繝峨ム繧ｦ繝ｳ繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ蜑企勁 - 譛蟆城剞縺ｮUI */
    margin: 0;
    border-left: 4px solid currentColor;
    backdrop-filter: blur(8px);
}

.system-message .message-content {
    flex: 1;
}

.system-message .message-close {
    background: none;
    border: none;
    color: inherit;
    opacity: 0.7;
    cursor: pointer;
    padding: 4px;
    margin: -4px;
    transition: opacity 0.2s;
}

.system-message .message-close:hover {
    opacity: 1;
}

.db-warning-content {
    flex: 1;
}

.db-warning-title {
    font-weight: bold;
    margin-bottom: 4px;
}

.db-warning-help {
    margin-top: 8px;
    padding: 8px 12px;
    background: rgba(0,0,0,0.1);
    border-radius: 4px;
}

.db-warning-help ol {
    margin: 4px 0 0 20px;
    padding: 0;
}

.db-warning-help li {
    margin: 4px 0;
}

.system-message.error {
    background-color: #f44336;
    color: white;
}

.system-message.info {
    background-color: #2196F3;
    color: white;
}

.system-message.success {
    background-color: #4CAF50;
    color: white;
}

.system-message.warning {
    background-color: #ff9800;
    color: white;
}

/* slideDown繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ蜑企勁 - 譛蟆城剞縺ｮUI */

.db-warning i {
    margin-right: 12px;
    font-size: 24px;
    vertical-align: top;
}

.db-warning-content {
    display: inline-block;
}

.db-warning-title {
    font-size: 18px;
    margin-bottom: 5px;
}

.db-warning-message {
    font-weight: normal;
    margin-bottom: 10px;
}

.db-warning-help {
    font-size: 14px;
    font-weight: normal;
    background: rgba(0,0,0,0.1);
    padding: 10px 15px;
    border-radius: 4px;
    margin-top: 5px;
}

.db-warning-help ol {
    margin: 5px 0 0 20px;
    padding: 0;
}

.db-warning-help li {
    margin: 5px 0;
}

/* 繝輔ャ繧ｿ繝ｼ */
.footer {
    width: 100%;
    padding: 20px 10px;
    background-color: var(--bg-secondary);
    text-align: center;
    font-size: 0.9em;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}


/* ================================================================
   繧｢繧､繧ｳ繝ｳ繝ｦ繝ｼ繝・ぅ繝ｪ繝・ぅ繧ｯ繝ｩ繧ｹ・・ndex.html 遲峨〒菴ｿ逕ｨ・・
   ================================================================ */
.area-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.area-icon.primary  { color: var(--primary-color); }
.area-icon.warning  { color: var(--warning-color); }
.area-icon.success  { color: var(--success-color); }
.area-icon.danger   { color: var(--danger-color); }

.footer-content {
    opacity: 0.8;
}

/* 繧ｳ繝ｳ繝・リ繝ｼ縺ｫ譛蟆城ｫ倥＆繧定ｨｭ螳壹＠縺ｦ繝輔ャ繧ｿ繝ｼ繧剃ｸ矩Κ縺ｫ驟咲ｽｮ */
.container,
.admin-container {
    min-height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent; /* iOS 繧ｿ繝・・譎ゅ・繧ｰ繝ｬ繝ｼ繝上う繝ｩ繧､繝医ｒ荳諡ｬ髯､蜴ｻ */
}

body {
    font-family: "LINE Seed JP", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    background: var(--gradient-bg);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    min-height: 100svh; /* SVH: 繝｢繝舌う繝ｫ縺ｮ繧｢繝峨Ξ繧ｹ繝舌・蛻・ｒ陬懈ｭ｣ */
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    padding-top: 56px; /* 霑ｽ蜉: 繧ｹ繝・・繧ｿ繧ｹ繧､繝ｳ繧ｸ繧ｱ繝ｼ繧ｿ繝ｼ蛻・・繝代ョ繧｣繝ｳ繧ｰ */
    padding-left: env(safe-area-inset-left, 0px);   /* 繝弱ャ繝・繧｢繧､繝ｩ繝ｳ繝牙ｯｾ蠢・*/
    padding-right: env(safe-area-inset-right, 0px);
    overflow-x: hidden; /* 繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ譎ゅ・讓ｪ繧ｹ繧ｯ繝ｭ繝ｼ繝ｫ繝舌・髦ｲ豁｢ */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 1.2em;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2rem;
    color: var(--text-primary);
}

h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

h4 {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

p {
    margin-bottom: 1em;
    color: var(--text-secondary);
}

strong {
    font-weight: 600;
    color: var(--text-primary);
}


/* 繝舌・繧ｸ繝ｧ繝ｳ陦ｨ遉ｺ縺ｨ繧ｷ繧ｹ繝・Β繝倥ャ繝繝ｼ */
.system-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 20px;
}

.system-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.header-info {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.version-display {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
    opacity: 0.8;
    font-family: 'Courier New', monospace;
}

.user-name-display {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient-card);
    padding: 8px 16px;
    border-radius: 20px;
    border: 2px solid var(--border-accent);
    color: var(--primary-light);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
}

.user-name-display i {
    color: var(--primary-color);
    font-size: 1rem;
}

.user-greeting {
    background: var(--gradient-card);
    padding: 12px 20px;
    border-radius: 12px;
    border: 2px solid var(--border-accent);
    color: var(--primary-light);
    font-weight: 600;
    font-size: 1.1rem;
    text-align: center;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.user-greeting span {
    color: var(--primary-color);
    font-weight: 700;
}


/* ============================================
   Additional Animations & Micro-interactions
   ============================================ */

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Fade in animation - 蜑企勁・域怙蟆城剞縺ｮUI・・*/

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
    overflow-x: hidden; /* 繧｢繝九Γ繝ｼ繧ｷ繝ｧ繝ｳ譎ゅ・讓ｪ繧ｹ繧ｯ繝ｭ繝ｼ繝ｫ繝舌・髦ｲ豁｢ */
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 0 6px rgba(14, 165, 233, 0.2);
}

/* Selection styling */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}