@charset "utf-8";
/*
Theme Name: Resonance V2
Description: Violin & Drums Sound Unit - Resonance公式サイトテーマ
Version: 2.0.0
Author: MONSTAR design Inc.
Text Domain: resonance-v2
*/

/* ========================================
   CSS変数
   ======================================== */
:root {
    --bg-color: #0a0a0a;
    --text-color: #ffffff;
    --neon-cyan: #00ffff;
    --neon-magenta: #ff00ff;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.15);
}

/* ========================================
   リセット・ベース
   ======================================== */
* {
    box-sizing: border-box;
}

body,
h1,
h2,
h3,
p,
ul,
li {
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* ========================================
   アニメーション
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
        filter: blur(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* ========================================
   固定背景
   ======================================== */
.fixed-bg {
    position: fixed;
    top: 0;
    width: 50%;
    height: 100vh;
    background-size: cover;
    background-position: center top;
    z-index: -10;
    transform: scale(1.05);
}

.bg-left {
    left: 0;
    background-image: url('assets/images/bg_eru.webp');
}

.bg-right {
    right: 0;
    background-image: url('assets/images/bg_reito.webp');
}

.bg-left::after,
.bg-right::after {
    content: '';
    position: absolute;
    top: 0;
    width: 60%;
    height: 100%;
}

.bg-left::after {
    right: 0;
    background: linear-gradient(to right, transparent, rgba(10, 10, 10, 1));
}

.bg-right::after {
    left: 0;
    background: linear-gradient(to left, transparent, rgba(10, 10, 10, 1));
}

.hero-overlay-fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: radial-gradient(circle at center, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.95));
    z-index: -5;
}

/* ========================================
   サイトロゴ（トップページ以外）
   ======================================== */
.site-logo-link {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 100;
    display: block;
    transition: 0.3s;
}

.site-logo-link:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 10px rgba(0, 255, 255, 0.5));
}

.site-logo {
    width: 120px;
    height: auto;
    filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5));
}

/* ========================================
   ヒーローセクション
   ======================================== */
.resonance-hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 0;
}

.hero-content {
    position: relative;
    z-index: 10;
    width: 90%;
    max-width: 550px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 40px;
    animation: fadeInUp 1.2s ease-out forwards;
}

.logo-img {
    width: 85%;
    max-width: 420px;
    margin: 0 auto;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.7)) drop-shadow(0 0 20px rgba(0, 255, 255, 0.4)) drop-shadow(0 0 30px rgba(255, 0, 255, 0.4));
}

.sub-copy {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 0.3em;
    margin-top: 10px;
    font-weight: 400;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

/* ========================================
   グラスパネル（News）
   ======================================== */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(120%);
    -webkit-backdrop-filter: blur(16px) saturate(120%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
    text-align: left;
    position: relative;
    overflow: hidden;
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--neon-magenta), var(--neon-cyan));
    box-shadow: 0 0 20px var(--neon-magenta);
}

.panel-title {
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: 25px;
    font-weight: 800;
    letter-spacing: 0.05em;
}

.news-list li {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.news-list li:last-child {
    border: none;
    padding-bottom: 0;
}

.date {
    font-family: monospace;
    color: #aaa;
    font-size: 0.85rem;
}

.tag {
    font-size: 0.75rem;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid #555;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.tag-live {
    color: var(--neon-magenta);
    border-color: var(--neon-magenta);
    background: rgba(255, 0, 255, 0.15);
    box-shadow: 0 0 10px rgba(255, 0, 255, 0.2);
}

.tag-news {
    color: var(--neon-cyan);
    border-color: var(--neon-cyan);
    background: rgba(0, 255, 255, 0.15);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.2);
}

.news-link {
    flex: 1;
    font-size: 0.95rem;
    transition: 0.2s;
}

.news-link:hover {
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    color: var(--neon-cyan);
}

.news-more-link {
    display: block;
    text-align: right;
    margin-top: 15px;
    font-size: 0.8rem;
    color: #888;
    transition: 0.2s;
}

.news-more-link:hover {
    color: var(--neon-cyan);
}

/* ========================================
   セクション共通
   ======================================== */
.content-section {
    position: relative;
    z-index: 10;
    padding: 100px 0;
    background: linear-gradient(to bottom, transparent, rgba(10, 10, 10, 0.9) 15%, rgba(10, 10, 10, 1));
    animation: fadeInUp 1s ease-out both;
    animation-timeline: view();
    animation-range: entry 20% cover 40%;
}

.section-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 60px;
    letter-spacing: 0.1em;
    position: relative;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--neon-magenta), var(--neon-cyan));
    margin: 25px auto 0;
    border-radius: 2px;
    box-shadow: 0 0 15px var(--neon-magenta), 0 0 15px var(--neon-cyan);
}

/* ========================================
   ディスコグラフィ
   ======================================== */
/* PC/タブレット: グリッド表示 */
.disco-grid {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

/* スマホ: スライダー非表示（デフォルト） */
.disco-slider {
    display: none;
}

.disco-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.disco-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 20px 50px rgba(0, 255, 255, 0.2), 0 0 20px rgba(255, 0, 255, 0.1);
    border-color: var(--neon-cyan);
}

.disco-img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    margin-bottom: 25px;
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    transition: 0.4s;
}

.disco-card:hover .disco-img {
    box-shadow: 0 15px 30px rgba(0, 255, 255, 0.3);
}

.disco-title {
    font-size: 1.4rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.disco-info {
    font-size: 0.9rem;
    color: #bbb;
    margin-bottom: 15px;
}

.disco-comment {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 20px;
    line-height: 1.6;
}

.btn-listen {
    display: inline-block;
    padding: 14px 40px;
    background: linear-gradient(45deg, var(--neon-magenta), var(--neon-cyan));
    color: #000;
    font-weight: 800;
    border-radius: 50px;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.4);
    transition: 0.3s;
}

.btn-listen:hover {
    filter: brightness(1.15);
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.7), 0 0 10px rgba(255, 0, 255, 0.5);
    transform: scale(1.05);
}

/* ========================================
   プロフィール
   ======================================== */
.profile-section {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
    background: rgba(20, 20, 20, 0.7);
    backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 60px;
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.7);
    position: relative;
    overflow: hidden;
}

.profile-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, transparent 60%);
    opacity: 0.5;
    pointer-events: none;
}

.profile-img-area {
    flex: 1.1;
    position: relative;
    z-index: 2;
}

.profile-text-area {
    flex: 1;
    position: relative;
    z-index: 2;
}

.profile-main-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
    filter: contrast(1.1);
}

.stats-number {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(to right, #fff 10%, #ffd700 50%, #fff 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    display: block;
    filter: drop-shadow(0 0 15px rgba(255, 215, 0, 0.6));
}

.stats-label {
    font-size: 1.2rem;
    color: #ccc;
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 35px;
    font-weight: bold;
}

.profile-desc {
    font-size: 1.05rem;
    color: #ddd;
    margin-bottom: 25px;
    line-height: 1.8;
}

/* ========================================
   SNSリンク
   ======================================== */
.sns-links {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.sns-icon {
    width: 24px;
    height: 24px;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sns-icon svg {
    width: 100%;
    height: 100%;
}

/* TikTok - シアン/マゼンタ */
.sns-icon[aria-label="TikTok"] svg {
    fill: var(--neon-cyan);
}
.sns-icon[aria-label="TikTok"]:hover {
    filter: drop-shadow(0 0 8px var(--neon-cyan));
    transform: translateY(-2px);
}

/* X - ホワイト */
.sns-icon[aria-label="X"] svg {
    fill: #fff;
}
.sns-icon[aria-label="X"]:hover {
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.7));
    transform: translateY(-2px);
}

/* Instagram - グラデーション */
.sns-icon[aria-label="Instagram"] svg {
    fill: url(#instagram-gradient);
}
.sns-icon[aria-label="Instagram"]:hover {
    filter: drop-shadow(0 0 8px #e1306c);
    transform: translateY(-2px);
}

/* YouTube - レッド */
.sns-icon[aria-label="YouTube"] svg {
    fill: #ff0000;
}
.sns-icon[aria-label="YouTube"]:hover {
    filter: drop-shadow(0 0 8px #ff0000);
    transform: translateY(-2px);
}

/* ========================================
   アーカイブ・一覧ページ
   ======================================== */
.archive-section {
    min-height: 100vh;
    padding-top: 120px;
}

.archive-container {
    width: 90%;
    max-width: 800px;
    margin: 0 auto;
}

.news-archive-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-card {
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 255, 255, 0.15);
    border-color: var(--neon-cyan);
}

.news-card-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 12px;
}

.news-card-title {
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.5;
}

.news-card-title a {
    transition: 0.2s;
}

.news-card-title a:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.news-card-excerpt {
    margin-top: 10px;
    font-size: 0.9rem;
    color: #999;
    line-height: 1.6;
}

.no-posts {
    text-align: center;
    padding: 60px 30px;
}

.no-posts p {
    color: #888;
}

/* ページネーション */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 50px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: 0.3s;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.pagination a:hover {
    background: rgba(0, 255, 255, 0.15);
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

.pagination .current {
    background: linear-gradient(45deg, var(--neon-magenta), var(--neon-cyan));
    color: #000;
    border: none;
}

/* ========================================
   記事詳細ページ
   ======================================== */
.single-section {
    min-height: 100vh;
    padding-top: 120px;
}

.single-article {
    width: 90%;
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    text-align: center;
    margin-bottom: 40px;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 12px;
    align-items: center;
    margin-bottom: 20px;
}

.article-title {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.4;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.article-content {
    margin-bottom: 60px;
}

.article-content p {
    margin-bottom: 1.5em;
    line-height: 1.9;
}

.article-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 2em 0 1em;
    padding-left: 15px;
    border-left: 4px solid var(--neon-cyan);
}

.article-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 1.5em 0 0.8em;
}

.article-content ul,
.article-content ol {
    margin: 1.5em 0;
    padding-left: 1.5em;
}

.article-content li {
    margin-bottom: 0.5em;
    list-style: disc;
}

.article-content ol li {
    list-style: decimal;
}

.article-content a {
    color: var(--neon-cyan);
    text-decoration: underline;
}

.article-content a:hover {
    text-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
}

.article-content img {
    border-radius: 12px;
    margin: 2em auto;
}

.article-content blockquote {
    margin: 2em 0;
    padding: 20px 25px;
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--neon-magenta);
    border-radius: 0 12px 12px 0;
    font-style: italic;
    color: #bbb;
}

/* 記事フッター */
.article-footer {
    text-align: center;
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 40px;
}

.nav-link {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: 0.3s;
}

.nav-link:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: var(--neon-cyan);
}

.nav-prev {
    text-align: left;
}

.nav-next {
    text-align: right;
}

.nav-label {
    font-size: 0.8rem;
    color: #888;
    letter-spacing: 0.05em;
}

.nav-title {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.back-to-top {
    display: inline-block;
}

/* ========================================
   フッター
   ======================================== */
.site-footer {
    text-align: center;
    padding: 60px 0;
    margin-top: 120px;
    border-top: 1px solid #222;
    font-size: 0.9rem;
    color: #777;
    background: #020202;
    position: relative;
    z-index: 10;
    letter-spacing: 0.1em;
}

/* ========================================
   レスポンシブ
   ======================================== */
@media (max-width: 768px) {
    .fixed-bg {
        width: 100%;
        height: 50vh;
    }

    .bg-left {
        top: 0;
        bottom: auto;
    }

    .bg-right {
        top: auto;
        bottom: 0;
    }

    .bg-left::after,
    .bg-right::after {
        width: 100%;
        height: 50%;
        background: linear-gradient(to bottom, transparent, rgba(10, 10, 10, 1));
        top: auto;
        bottom: 0;
        left: 0;
    }

    .bg-right::after {
        background: linear-gradient(to top, transparent, rgba(10, 10, 10, 1));
        top: 0;
        bottom: auto;
    }

    .resonance-hero {
        padding: 80px 0;
        min-height: auto;
    }

    .hero-content {
        gap: 30px;
    }

    .logo-img {
        width: 90%;
    }

    /* NEWS リスト */
    .news-list li {
        display: grid;
        grid-template-columns: auto auto 1fr;
        grid-template-rows: auto auto;
        gap: 6px 10px;
        padding: 14px 0;
    }

    .news-list li > .date {
        grid-column: 1;
        grid-row: 1;
    }

    .news-list li > .tag {
        grid-column: 2;
        grid-row: 1;
    }

    .news-list .news-link {
        grid-column: 1 / -1;
        grid-row: 2;
        font-size: 0.95rem;
        line-height: 1.5;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    /* グリッド非表示、スライダー表示 */
    .disco-grid {
        display: none;
    }

    .disco-slider {
        display: block;
        width: 100%;
        padding: 0 40px;
        margin: 0 auto;
    }

    .disco-slider .splide__arrow {
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
        width: 32px;
        height: 32px;
        opacity: 1;
    }

    .disco-slider .splide__arrow:hover {
        background: rgba(0, 255, 255, 0.2);
        border-color: var(--neon-cyan);
    }

    .disco-slider .splide__arrow svg {
        fill: var(--neon-cyan);
        width: 12px;
        height: 12px;
    }

    .disco-slider .splide__arrow--prev {
        left: 5px;
    }

    .disco-slider .splide__arrow--next {
        right: 5px;
    }

    .disco-slider .splide__pagination {
        bottom: -20px;
    }

    .disco-slider .splide__pagination__page {
        background: var(--glass-border);
        width: 8px;
        height: 8px;
        margin: 0 4px;
        opacity: 1;
    }

    .disco-slider .splide__pagination__page.is-active {
        background: var(--neon-cyan);
        transform: scale(1);
    }

    .disco-card {
        padding: 25px;
    }

    .content-section {
        padding: 60px 0;
    }

    .profile-section {
        flex-direction: column;
        padding: 35px;
        gap: 40px;
    }

    .stats-number {
        font-size: 3rem;
    }

    .profile-desc {
        font-size: 0.95rem;
    }

    .sns-links {
        justify-content: center;
    }

    /* アーカイブ・一覧ページ */
    .archive-section {
        padding-top: 80px;
    }

    .news-card-title {
        font-size: 1.05rem;
    }

    .pagination {
        flex-wrap: wrap;
    }

    /* 記事詳細ページ */
    .single-section {
        padding-top: 80px;
    }

    .article-title {
        font-size: 1.5rem;
    }

    .article-content h2 {
        font-size: 1.25rem;
    }

    .article-content h3 {
        font-size: 1.1rem;
    }

    .post-navigation {
        flex-direction: column;
    }

    .nav-prev,
    .nav-next {
        text-align: left;
    }
}