@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;700;900&family=Outfit:wght@300;400;700;900&display=swap');

:root {
    --bg-dark: #07030f;
    --bg-deep: #110722;
    --bg-card: rgba(18, 9, 36, 0.7);
    --border-color: rgba(188, 52, 250, 0.2);
    --border-neon: rgba(57, 255, 20, 0.4);
    --text-primary: #ece8f5;
    --text-secondary: #a399b8;
    --color-neon-purple: #bc34fa;
    --color-neon-green: #39ff14;
    --color-neon-red: #ff0055;
    --glow-purple: 0 0 10px rgba(188, 52, 250, 0.5), 0 0 20px rgba(188, 52, 250, 0.3);
    --glow-green: 0 0 10px rgba(57, 255, 20, 0.5), 0 0 20px rgba(57, 255, 20, 0.3);
    --glow-red: 0 0 10px rgba(255, 0, 85, 0.5), 0 0 20px rgba(255, 0, 85, 0.3);
    --font-main: 'Noto Sans JP', 'Outfit', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(at 10% 10%, rgba(188, 52, 250, 0.15) 0px, transparent 50%),
        radial-gradient(at 90% 90%, rgba(57, 255, 20, 0.08) 0px, transparent 50%),
        linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-deep) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* スキャンラインエフェクト (不気味なVHS風) */
body::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.03), rgba(0, 255, 0, 0.01), rgba(0, 0, 255, 0.03));
    z-index: 9999;
    background-size: 100% 4px, 6px 100%;
    pointer-events: none;
}

/* レイアウトコンテナ */
header {
    border-bottom: 1px solid var(--border-color);
    padding: 2rem 1rem;
    text-align: center;
    position: relative;
    background: rgba(7, 3, 15, 0.8);
    backdrop-filter: blur(5px);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* ナビゲーション */
nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 1rem;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    border-radius: 4px;
}

nav a:hover, nav a.active {
    color: var(--color-neon-green);
    text-shadow: var(--glow-green);
    border: 1px solid var(--color-neon-green);
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.2);
    background: rgba(57, 255, 20, 0.05);
}

/* グリッチ風ロゴタイトル */
.logo {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-primary);
    text-shadow: 
        -2px -2px 0 var(--color-neon-purple),
        2px 2px 0 var(--color-neon-green);
    position: relative;
    display: inline-block;
    animation: pulse 4s infinite alternate;
}

.logo span {
    font-size: 1.2rem;
    display: block;
    color: var(--color-neon-green);
    text-shadow: var(--glow-green);
    letter-spacing: 0.5em;
    margin-top: 0.5rem;
    font-weight: 400;
}

@keyframes pulse {
    0% { transform: scale(1); text-shadow: -2px -2px 0 var(--color-neon-purple), 2px 2px 0 var(--color-neon-green); }
    50% { transform: scale(1.02); text-shadow: -3px 1px 0 var(--color-neon-purple), 3px -1px 0 var(--color-neon-green); }
    100% { transform: scale(1); text-shadow: -1px -3px 0 var(--color-neon-purple), 1px 3px 0 var(--color-neon-green); }
}

/* メインコンテンツエリア */
.main-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

@media (max-width: 768px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
}

/* 記事カード */
.card-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.8rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    backdrop-filter: blur(10px);
}

.article-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 4px; height: 100%;
    background: var(--color-neon-purple);
    transition: all 0.3s ease;
}

.article-card:hover {
    transform: translateY(-4px);
    border-color: rgba(57, 255, 20, 0.3);
    box-shadow: 0 10px 25px rgba(57, 255, 20, 0.1);
}

.article-card:hover::before {
    background: var(--color-neon-green);
    box-shadow: var(--glow-green);
    height: 100%;
}

.card-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
}

.badge {
    background: rgba(188, 52, 250, 0.2);
    color: var(--color-neon-purple);
    border: 1px solid var(--color-neon-purple);
    padding: 0.1rem 0.6rem;
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.badge.neon-green {
    background: rgba(57, 255, 20, 0.1);
    color: var(--color-neon-green);
    border-color: var(--color-neon-green);
}

.article-card h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.article-card:hover h2 {
    color: var(--color-neon-green);
    text-shadow: 0 0 5px rgba(57, 255, 20, 0.2);
}

.article-card p.summary {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.2rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more-btn {
    display: inline-block;
    color: var(--color-neon-purple);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.article-card:hover .read-more-btn {
    color: var(--color-neon-green);
    text-shadow: var(--glow-green);
}

/* サイドバー */
aside {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.widget {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
}

.widget h3 {
    font-size: 1.1rem;
    margin-bottom: 1.2rem;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 0.5rem;
    color: var(--color-neon-purple);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* サイドバーのRSS元ネタリスト */
.rss-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    list-style: none;
}

.rss-item {
    font-size: 0.85rem;
}

.rss-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.rss-item a:hover {
    color: var(--color-neon-green);
}

/* 記事詳細ページ専用 */
.article-detail {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 3rem 2.5rem;
    backdrop-filter: blur(15px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

@media (max-width: 600px) {
    .article-detail {
        padding: 1.5rem;
    }
}

.article-detail h1 {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 1.5rem;
}

.article-body {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #e1daef;
}

.article-body p {
    margin-bottom: 1.5rem;
}

.article-body h3 {
    font-size: 1.4rem;
    color: var(--color-neon-green);
    text-shadow: 0 0 5px rgba(57, 255, 20, 0.2);
    margin: 2rem 0 1rem 0;
    border-left: 3px solid var(--color-neon-green);
    padding-left: 0.8rem;
}

.article-body strong {
    color: var(--color-neon-purple);
    text-shadow: 0 0 5px rgba(188, 52, 250, 0.2);
    font-weight: 700;
}

.article-body blockquote {
    border-left: 4px solid var(--color-neon-red);
    background: rgba(255, 0, 85, 0.05);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #ffdce6;
}

.sources-box {
    margin-top: 3rem;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.sources-box h4 {
    font-size: 0.9rem;
    color: var(--color-neon-purple);
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sources-box ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sources-box li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.3s ease;
    display: inline-block;
}

.sources-box li a:hover {
    color: var(--color-neon-green);
    text-decoration: underline;
}

/* ボタン等のUI要素 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-neon-purple);
    color: var(--text-primary);
    padding: 0.6rem 1.2rem;
    font-weight: 700;
    font-family: var(--font-main);
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn:hover {
    background: var(--color-neon-purple);
    box-shadow: var(--glow-purple);
    color: #000;
    font-weight: 900;
}

.btn-green {
    border-color: var(--color-neon-green);
    color: var(--text-primary);
}

.btn-green:hover {
    background: var(--color-neon-green);
    box-shadow: var(--glow-green);
    color: #000;
    font-weight: 900;
}

.btn-red {
    border-color: var(--color-neon-red);
}

.btn-red:hover {
    background: var(--color-neon-red);
    box-shadow: var(--glow-red);
    color: var(--text-primary);
}

/* 管理画面UI */
.admin-section {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.admin-section h2 {
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    color: var(--color-neon-purple);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1rem;
    border-radius: 4px;
    color: var(--text-primary);
    font-family: var(--font-main);
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-neon-green);
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.15);
}

.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

@media (max-width: 600px) {
    .grid-cols-3 {
        grid-template-columns: 1fr;
    }
}

/* テーブルスタイル (管理画面フィード一覧用) */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9rem;
}

th, td {
    padding: 0.8rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    color: var(--color-neon-purple);
    font-weight: 700;
}

tr:hover td {
    background: rgba(188, 52, 250, 0.03);
}

/* ログコンソール (管理者用) */
.console-log {
    background: #020105;
    border: 1px solid var(--border-color);
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    padding: 1rem;
    border-radius: 4px;
    max-height: 200px;
    overflow-y: auto;
    color: #00ff66;
}

.console-log .err {
    color: #ff0055;
}

/* フッター */
footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 1rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 4rem;
}

/* ローディングスピナー */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(188, 52, 250, 0.3);
    border-radius: 50%;
    border-top-color: var(--color-neon-purple);
    animation: spin 1s ease-in-out infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* アラートトースト */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--color-neon-green);
    box-shadow: var(--glow-green);
    color: var(--text-primary);
    padding: 1rem 2rem;
    border-radius: 4px;
    z-index: 10000;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast.error {
    border-color: var(--color-neon-red);
    box-shadow: var(--glow-red);
}

/* 1カラム化に合わせたレイアウト調整 */
.main-focused {
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.section-title {
    color: var(--color-neon-green);
    text-shadow: var(--glow-green);
    margin-bottom: 2rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-size: 1.3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.bottom-sources-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 1.5rem;
    margin-top: 4rem;
    border-top: 1px solid var(--border-color);
    padding-top: 3rem;
}

@media (max-width: 768px) {
    .bottom-sources-grid {
        grid-template-columns: 1fr;
        margin-top: 3rem;
        padding-top: 2rem;
    }
}

/* アフィリエイト広告用のスタイル */
.ad-container {
    background: rgba(10, 5, 20, 0.5);
    border: 1px dashed rgba(188, 52, 250, 0.4);
    border-radius: 8px;
    padding: 1.2rem;
    margin: 1.5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.ad-container:hover {
    border-color: var(--color-neon-green);
    box-shadow: 0 0 12px rgba(57, 255, 20, 0.15);
    background: rgba(18, 9, 36, 0.7);
}

.ad-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    letter-spacing: 0.2em;
    margin-bottom: 0.6rem;
    text-transform: uppercase;
    font-weight: 700;
}

.ad-placeholder {
    display: block;
    color: #e2daef;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.4;
    transition: all 0.3s ease;
}

.ad-placeholder:hover {
    color: var(--color-neon-green);
    text-shadow: var(--glow-green);
}

.ad-url {
    display: block;
    font-size: 0.75rem;
    color: var(--color-neon-purple);
    margin-top: 0.4rem;
}

/* スマホ用（超ローカル表示最適化） */
@media (max-width: 600px) {
    .container {
        padding: 1rem 0.6rem; /* 左右の余白を極限まで小さく */
    }
    
    .logo {
        font-size: 1.8rem; /* ロゴを一回り小さく */
        letter-spacing: 0.08em;
    }
    
    .logo span {
        font-size: 0.8rem;
        letter-spacing: 0.3em;
    }
    
    nav {
        gap: 0.8rem; /* ナビゲーション間隔を狭く */
    }
    
    nav a {
        font-size: 0.8rem;
        padding: 0.4rem 0.6rem;
    }
    
    .section-title {
        font-size: 1.1rem;
        margin-bottom: 1.2rem;
    }
    
    .article-card {
        padding: 1.2rem; /* カード内の余白を小さく */
    }
    
    .article-card h2 {
        font-size: 1.15rem; /* スマホでタイトルが大きすぎないように */
        margin-bottom: 0.6rem;
    }
    
    .article-card p.summary {
        font-size: 0.85rem;
        margin-bottom: 0.8rem;
    }
    
    .article-detail {
        padding: 1.2rem 1rem; /* スマホ詳細ページの余白を削減 */
    }
    
    .article-detail h1 {
        font-size: 1.4rem; /* タイトルの縮小 */
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }
    
    .article-body {
        font-size: 0.95rem; /* 本文の文字サイズをスマホ向けに */
        line-height: 1.7;
    }
    
    .article-body h3 {
        font-size: 1.15rem; /* 見出しの縮小 */
        margin: 1.5rem 0 0.8rem 0;
    }
    
    .sources-box {
        margin-top: 2rem;
        padding: 1rem;
    }
    
    .bottom-sources-grid {
        margin-top: 2.5rem;
        padding-top: 1.5rem;
    }
    
    .widget {
        padding: 1rem;
    }
}