/**
 * 陰陽師カードサイト - 東洋風神秘的モダンデザイン
 * 日本風の落ち着いた色合いを使用し、色数を抑えたデザイン
 * プレフィックス: onmyoji-tarot-
 */

/* カスタムプロパティ（CSS変数）- 日本風カラーパレット */
:root {
    --onmyoji-tarot-primary-color: #2c3e50;          /* 深い藍色（濃紺） */
    --onmyoji-tarot-secondary-color: #34495e;        /* 鈍色（にびいろ） */
    --onmyoji-tarot-accent-color: #d4af37;           /* 金色（控えめ） */
    --onmyoji-tarot-text-color: #2c3e50;             /* メインテキスト */
    --onmyoji-tarot-text-light: #7f8c8d;             /* サブテキスト */
    --onmyoji-tarot-background-color: #f8f9fa;       /* 白練（しろねり） */
    --onmyoji-tarot-card-background: #ffffff;        /* 純白 */
    --onmyoji-tarot-border-color: #bdc3c7;           /* 薄墨色 */
    --onmyoji-tarot-shadow-color: rgba(44, 62, 80, 0.1);
    --onmyoji-tarot-shadow-dark: rgba(44, 62, 80, 0.2);
}

/* 基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Meiryo', sans-serif;
    background: linear-gradient(135deg, var(--onmyoji-tarot-background-color) 0%, #ecf0f1 100%);
    color: var(--onmyoji-tarot-text-color);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 背景パターン（和風） */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, var(--onmyoji-tarot-shadow-color) 1px, transparent 1px),
        radial-gradient(circle at 80% 80%, var(--onmyoji-tarot-shadow-color) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    z-index: -1;
}

/* メインコンテナ */
.onmyoji-tarot-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* ヘッダー */
.onmyoji-tarot-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
    position: relative;
}

.onmyoji-tarot-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--onmyoji-tarot-accent-color), transparent);
}

.onmyoji-tarot-header h1 {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--onmyoji-tarot-primary-color);
    margin-bottom: 0.5rem;
    letter-spacing: 0.1em;
    text-shadow: 0 2px 4px var(--onmyoji-tarot-shadow-color);
}

.onmyoji-tarot-header .onmyoji-tarot-subtitle {
    font-size: 1rem;
    color: var(--onmyoji-tarot-text-light);
    font-weight: 300;
    letter-spacing: 0.05em;
}

/* 蘊蓄セクション */
.onmyoji-tarot-knowledge {
    background: var(--onmyoji-tarot-card-background);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: 0 8px 25px var(--onmyoji-tarot-shadow-color);
    border: 1px solid var(--onmyoji-tarot-border-color);
    position: relative;
    overflow: hidden;
}

.onmyoji-tarot-knowledge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--onmyoji-tarot-primary-color), var(--onmyoji-tarot-accent-color), var(--onmyoji-tarot-primary-color));
}

.onmyoji-tarot-knowledge h2 {
    font-size: 1.5rem;
    color: var(--onmyoji-tarot-primary-color);
    margin-bottom: 1rem;
    text-align: center;
    letter-spacing: 0.05em;
}

.onmyoji-tarot-knowledge p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--onmyoji-tarot-text-color);
    margin-bottom: 1rem;
    text-align: justify;
}

.onmyoji-tarot-knowledge .onmyoji-tarot-highlight {
    color: var(--onmyoji-tarot-accent-color);
    font-weight: 500;
}

/* カードエリア */
.onmyoji-tarot-card-area {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
    perspective: 1000px;
}

.onmyoji-tarot-card-container {
    position: relative;
}

.onmyoji-tarot-card {
    width: 250px;
    height: 370px;
    border-radius: 12px;
    box-shadow: 
        0 10px 30px var(--onmyoji-tarot-shadow-color),
        0 4px 8px var(--onmyoji-tarot-shadow-color);
    transition: all 0.6s cubic-bezier(0.23, 1, 0.320, 1);
    cursor: pointer;
    position: relative;
    background-color: var(--onmyoji-tarot-card-background);
    background-size: cover;
    background-position: center;
    border: 2px solid var(--onmyoji-tarot-border-color);
}

.onmyoji-tarot-card.card-back {
    background-image: url('/images/card-back.jpg');
}

.onmyoji-tarot-card:not(.card-back) {
    background-color: #fff; /* or any other appropriate background */
}

.onmyoji-tarot-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 
        0 20px 40px var(--onmyoji-tarot-shadow-dark),
        0 8px 16px var(--onmyoji-tarot-shadow-color);
}

.onmyoji-tarot-card-flip {
    transform: rotateY(180deg);
}

.onmyoji-tarot-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    transition: all 0.3s ease;
}

/* ボタンエリア */
.onmyoji-tarot-button-area {
    text-align: center;
    margin: 2rem 0;
}

/* ボタン */
.onmyoji-tarot-draw-button {
    display: block;
    width: 200px;
    margin: 0 auto 3rem;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--onmyoji-tarot-card-background);
    background: linear-gradient(135deg, var(--onmyoji-tarot-primary-color), var(--onmyoji-tarot-secondary-color));
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
    box-shadow: 0 4px 15px var(--onmyoji-tarot-shadow-color);
    position: relative;
    overflow: hidden;
}

.onmyoji-tarot-draw-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.onmyoji-tarot-draw-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--onmyoji-tarot-shadow-dark);
}

.onmyoji-tarot-draw-button:hover::before {
    left: 100%;
}

.onmyoji-tarot-draw-button:active {
    transform: translateY(0);
}

/* 結果表示エリア */
.onmyoji-tarot-result-area {
    background: var(--onmyoji-tarot-card-background);
    border-radius: 16px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 8px 25px var(--onmyoji-tarot-shadow-color);
    border: 1px solid var(--onmyoji-tarot-border-color);
    position: relative;
    overflow: hidden;
}

.onmyoji-tarot-result-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--onmyoji-tarot-primary-color), var(--onmyoji-tarot-accent-color), var(--onmyoji-tarot-primary-color));
}

.onmyoji-tarot-result-area.hidden {
    display: none;
}

.onmyoji-tarot-result-section {
  margin-top: 20px;
}

.onmyoji-tarot-result-heading {
  font-size: 1.2em;
  font-weight: bold;
  color: #4a4a4a;
  border-bottom: 2px solid #8b4513;
  padding-bottom: 5px;
}

.onmyoji-tarot-card-name {
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--onmyoji-tarot-primary-color)!important;
    text-align: center;
    margin-bottom: 10px;
    letter-spacing: 0.05em;
}

.onmyoji-tarot-card-position {
    text-align: center;
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 20px;
}

.onmyoji-tarot-position.upright {
    color: var(--onmyoji-tarot-primary-color);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(212, 175, 55, 0.05));
    border: 1px solid rgba(212, 175, 55, 0.3);
}

.onmyoji-tarot-position.reversed {
    color: var(--onmyoji-tarot-secondary-color);
    background: linear-gradient(135deg, rgba(52, 73, 94, 0.1), rgba(52, 73, 94, 0.05));
    border: 1px solid rgba(52, 73, 94, 0.3);
}

.onmyoji-tarot-card-text {
  line-height: 1.8;
  font-size: 1.1em;
}

.onmyoji-tarot-card-keyword {
    font-size: 0.95rem;
    color: var(--onmyoji-tarot-text-light);
    text-align: center;
    font-weight: 500;
    letter-spacing: 0.05em;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .onmyoji-tarot-container {
        padding: 1rem;
    }
    
    .onmyoji-tarot-header h1 {
        font-size: 2rem;
    }
    
    .onmyoji-tarot-card {
        width: 200px;
        height: 300px;
    }
    
    .onmyoji-tarot-draw-button {
        width: 180px;
        font-size: 1rem;
    }
    
    .onmyoji-tarot-result-area {
        padding: 1.5rem;
    }
    
    .onmyoji-tarot-card-name {
        font-size: 1.5rem;
    }

    .onmyoji-tarot-knowledge {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .onmyoji-tarot-header h1 {
        font-size: 1.8rem;
    }
    
    .onmyoji-tarot-card {
        width: 180px;
        height: 270px;
    }
    
    .onmyoji-tarot-draw-button {
        width: 160px;
        padding: 0.8rem 1.5rem;
    }
    
    .onmyoji-tarot-result-area {
        padding: 1rem;
    }
    
    .onmyoji-tarot-card-name {
        font-size: 1.3rem;
    }

    .onmyoji-tarot-knowledge {
        padding: 1rem;
    }
}

/* アニメーション */
@keyframes onmyoji-tarot-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.onmyoji-tarot-result-area {
    animation: onmyoji-tarot-fadeIn 0.6s ease-out;
}

/* 和風装飾要素 */
.onmyoji-tarot-header::before {
    content: '◆';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 1.5rem;
    color: var(--onmyoji-tarot-accent-color);
    opacity: 0.7;
}

/* スクロールバー（Webkit系ブラウザ） */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--onmyoji-tarot-background-color);
}

::-webkit-scrollbar-thumb {
    background: var(--onmyoji-tarot-border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--onmyoji-tarot-secondary-color);
}