/* ============================================================
   1. 基本設定 (Reset & Base)
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background-color: #000;
    color: #fff;
    font-family: 'Noto Sans JP', 'Montserrat', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ============================================================
   2. ヘッダー & ナビゲーション
   ============================================================ */
.site-header {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 80px;
    z-index: 1000; display: flex; align-items: center;
    background: rgba(0, 0, 0, 0.8); backdrop-filter: blur(10px);
}

.header-inner {
    width: 100%; max-width: 1400px; margin: 0 auto;
    display: flex; justify-content: space-between; 
    align-items: center; padding: 0 40px;
}

.logo { display: flex; align-items: center; text-decoration: none; z-index: 10; }
.logo-img { height: 75px; width: auto; display: block; transition: 0.3s; }

.pc-nav ul { display: flex; list-style: none; gap: 40px; }
.pc-nav a {
    text-decoration: none; color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem; font-weight: 700; letter-spacing: 0.3em;
    text-transform: uppercase; transition: 0.4s ease; position: relative;
    padding: 5px 0;
}
.pc-nav a:hover { color: #fff; }
.pc-nav a::after {
    content: ""; position: absolute; bottom: 0; left: 0;
    width: 0; height: 1px; background: #fff; transition: 0.4s;
}
.pc-nav a:hover::after { width: 100%; }

/* Mobile Menu Button */
.menu-btn {
    display: none; width: 40px; height: 40px; background: transparent;
    border: none; position: fixed; top: 20px; right: 20px; z-index: 9999; cursor: pointer;
}
.menu-btn span {
    display: block; width: 30px; height: 1px; background: #fff;
    position: absolute; left: 5px; transition: 0.4s;
}
.menu-btn span:nth-child(1) { top: 16px; }
.menu-btn span:nth-child(2) { top: 24px; }
.menu-btn.active span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.menu-btn.active span:nth-child(2) { top: 20px; transform: rotate(-45deg); }

.sp-nav {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: #000; z-index: 9000; display: flex; flex-direction: column;
    justify-content: center; align-items: center;
    transform: translateY(-100%); transition: 0.5s ease;
}
.sp-nav.active { transform: translateY(0); }
.sp-nav ul { list-style: none; text-align: center; }
.sp-nav ul li { margin: 25px 0; }
.sp-nav ul a { color: #fff; text-decoration: none; font-size: 1.8rem; font-weight: 900; }

/* ============================================================
   3. フッター (共通)
   ============================================================ */
.site-footer {
    background-color: #0a0a0a;
    padding: 60px 0 30px;
    border-top: 1px solid #333;
    text-align: center;
    margin-top: 100px;
}

.footer-sns {
    display: flex; justify-content: center;
    gap: 20px; margin-bottom: 30px;
}

.footer-info { margin-bottom: 40px; }
.activity-start { font-size: 0.9rem; color: #888; margin-bottom: 10px; font-family: 'Montserrat', sans-serif; letter-spacing: 0.1em; }
.footer-message { font-size: 1rem; color: #ccc; line-height: 1.6; }
.copyright { font-size: 0.8rem; color: #555; }

/* ============================================================
   4. HOME & TOPICS
   ============================================================ */
.home-page .hero {
    position: relative; width: 100%; height: 100vh;
    overflow: hidden; display: flex; align-items: center; justify-content: center;
}
.home-page .hero video {
    position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 100%; height: 100%; object-fit: cover; z-index: 1; opacity: 0.6;
}
.home-page .hero::after {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle, transparent 20%, rgba(0,0,0,0.8) 100%); z-index: 2;
}
.hero-content { position: relative; z-index: 3; text-align: center; }
.hero-content h1 { font-size: clamp(3rem, 10vw, 6rem); font-weight: 900; letter-spacing: 0.2em; }
.hero-content p { font-size: clamp(0.8rem, 2vw, 1.1rem); letter-spacing: 0.4em; color: rgba(255,255,255,0.7); }

.topics-section { background-color: #ffffff; color: #1a1a1a; padding: 100px 0; }
.section-title {
    font-family: 'Montserrat', sans-serif; font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900; margin-bottom: 50px; border-left: 8px solid #ff004c; padding-left: 20px;
    color: #1a1a1a;
}
.topics-list {
    max-height: 450px; overflow-y: auto; padding-right: 15px;
    border-top: 1px solid #eeeeee; margin-bottom: 40px;
}
.topics-item {
    display: flex; padding: 25px 15px; border-bottom: 1px solid #eeeeee;
    text-decoration: none; color: #333; transition: 0.3s;
}
.topics-item:hover { background-color: #f9f9f9; padding-left: 30px; border-left: 4px solid #1a1a1a; }
.topics-date { font-family: 'Montserrat', sans-serif; font-weight: 700; width: 120px; color: #888; }
.view-more {
    display: inline-block; padding: 15px 50px; border: 1px solid #1a1a1a;
    color: #1a1a1a; text-decoration: none; font-weight: 700; letter-spacing: 0.2em; transition: 0.3s;
}
.view-more:hover { background: #1a1a1a; color: #fff; }

/* ============================================================
   5. WORKS & GALLERY
   ============================================================ */
.works-section { padding: 120px 0 100px; }
.page-title { font-size: clamp(2.5rem, 5vw, 4rem); text-align: center; margin-bottom: 60px; letter-spacing: 0.2em; }

.filter-group { margin-bottom: 50px; text-align: center; }
.filter-btn {
    background: none; border: 1px solid rgba(255,255,255,0.2); color: rgba(255,255,255,0.6);
    padding: 8px 25px; font-size: 0.75rem; cursor: pointer; transition: 0.3s;
}
.filter-btn.active, .filter-btn:hover { border-color: #fff; color: #fff; background: rgba(255,255,255,0.1); }

.works-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}
.work-item.is-hidden { display: none; }
.work-thumbnail { position: relative; width: 100%; padding-top: 56.25%; overflow: hidden; background: #111; }
.work-thumbnail img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transition: 0.5s; }
.work-item:hover img { transform: scale(1.05); }

.work-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.8); display: flex; flex-direction: column;
    justify-content: center; align-items: center; opacity: 0; transition: 0.4s;
}
.work-item:hover .work-overlay { opacity: 1; }

.work-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: #fff !important;
    text-decoration: none;
}

.work-category {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.7) !important;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.work-item a {
    text-decoration: none !important;
    color: inherit !important;
}

.work-item a:visited {
    color: #fff !important;
}

/* ============================================================
   6. ABOUT (CREATOR) PAGE
   ============================================================ */
.about-page .about-section {
    /* ヘッダー(80px)の下からコンテンツが始まるように調整 */
    padding-top: 140px; 
    padding-bottom: 80px;
}

/* もしWORKSページなどのタイトルと共通化したい場合 */
.about-page .page-title {
    color: #fff;              /* 背景が黒なので白文字 */
    margin-bottom: 60px;
    display: block;           /* 確実に要素として確保 */
    position: relative;
    z-index: 1;               /* 背面に隠れないように */
}

.section-lead {
    text-align: center; margin: 0 auto 60px; max-width: 800px;
    font-size: 1.1rem; word-break: auto-phrase;
}

.creator-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-bottom: 80px;
}
.creator-card {
    background: rgba(255, 255, 255, 0.03); border: 1px solid #333;
    border-radius: 20px; padding: 40px; text-align: center;
}

.creator-icon img {
    width: 150px !important; height: 150px !important;
    border-radius: 50%; object-fit: cover;
    border: 2px solid #fff; margin-bottom: 20px;
}

.member-name { font-size: 1.8rem; margin-bottom: 5px; letter-spacing: 0.1em; }
.member-role { font-size: 0.8rem; color: #888; text-transform: uppercase; margin-bottom: 20px; }
.member-desc { font-size: 0.95rem; margin-bottom: 25px; color: #ccc; text-align: left; }

.member-skills {
    display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 25px;
}
.member-skills span {
    background: #fff; color: #000; padding: 4px 12px;
    border-radius: 4px; font-size: 0.7rem; font-weight: 700;
}

/* SNSエリア：gapを正しく反映 */
.member-sns { 
    display: flex; 
    justify-content: center; 
    gap: 20px; 
    margin-top: 10px; 
}
.member-sns-link { display: inline-block; transition: 0.3s; }
.member-sns-link:hover { transform: scale(1.1); }

/* HISTORYセクション */
.history-block { 
    max-width: 400px; /* 横幅をギュッと絞る */
    margin: 100px auto 0; 
    padding: 0 20px;
}

.sub-title { 
    font-size: 1.5rem; 
    text-align: center; 
    margin-bottom: 40px; 
    letter-spacing: 0.2em; 
}

/* リスト全体の見た目 */
.history-list {
    display: inline-block; /* 中身の幅に合わせる */
    text-align: left;      /* 文字の左端を揃える */
}

/* 親要素でリストを中央に寄せるための調整 */
.history-block {
    text-align: center; 
}

.history-list dt { 
    font-family: 'Montserrat', sans-serif; 
    font-weight: 700; 
    color: #888; 
    font-size: 0.85rem;
    margin-bottom: 2px;
}

.history-list dd { 
    margin-bottom: 25px; 
    border-bottom: 1px solid #222; 
    padding-bottom: 15px; 
    font-size: 1rem;
    min-width: 250px; /* 線の長さを揃える */
}
/* ============================================================
   7. 共通：SNSアイコンの設定
   ============================================================ */
.sns-link img,
.member-sns-link img {
    width: 24px !important;
    height: 24px !important;
    min-width: 24px !important;
    filter: none !important;
    opacity: 1 !important;
    display: block !important;
    margin: 0; /* center解除してgapに任せる */
    transition: 0.3s;
}

.sns-link:hover img,
.member-sns-link:hover img {
    opacity: 0.6 !important;
}

/* ============================================================
   8. レスポンシブ
   ============================================================ */
@media screen and (max-width: 1024px) {
    .works-grid { grid-template-columns: repeat(2, 1fr); }
}

@media screen and (max-width: 850px) {
    .creator-grid { grid-template-columns: 1fr; }
}

@media screen and (max-width: 768px) {
    .container { padding: 0 20px; }
    .pc-nav { display: none; }
    .menu-btn { display: block; }
    
    .section-lead { font-size: 0.9rem; text-align: left; }
    .works-grid { grid-template-columns: 1fr; }
    
    .work-overlay {
        opacity: 1; background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
        justify-content: flex-end; align-items: flex-start; padding: 15px;
    }
}

/* ============================================================
   9. WORKS：もっと見るボタン
   ============================================================ */
.more-btn-container {
    text-align: center;
    margin-top: 60px;
    width: 100%;
}

.load-more-btn {
    background: transparent;
    border: 1px solid #fff;
    color: #fff;
    padding: 15px 60px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-family: 'Montserrat', sans-serif;
}

.load-more-btn:hover {
    background: #fff;
    color: #000;
}

.more-btn-container.is-hidden {
    display: none;
}

/* ============================================================
   10. REQUEST PAGE SPECIFIC
   ============================================================ */
.request-section { padding: 120px 0 100px; text-align: center; }
.request-intro { margin-bottom: 80px; color: #ccc; }

/* 料金表 */
.price-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-bottom: 40px;
}
.price-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid #333;
    padding: 40px 20px;
    border-radius: 10px;
    transition: 0.3s;
}
.price-card.highlight {
    border-color: #ff004c;
    background: rgba(255, 0, 76, 0.05);
    transform: translateY(-10px);
}
.price-card h3 { font-size: 1.2rem; margin-bottom: 15px; letter-spacing: 0.1em; }
.price-card .price { font-size: 2rem; font-weight: 900; color: #fff; margin-bottom: 15px; }
.price-card .price-detail { font-size: 0.85rem; color: #888; line-height: 1.8; }

/* オプション */
.options-block {
    max-width: 600px;
    margin: 60px auto;
    background: #111;
    padding: 30px;
    border-radius: 10px;
}
.options-block h3 { font-size: 0.9rem; color: #888; margin-bottom: 20px; }
.option-list { display: grid; grid-template-columns: 1fr auto; gap: 10px; text-align: left; }
.option-list dt { border-bottom: 1px solid #222; padding: 10px 0; font-size: 0.9rem; }
.option-list dd { border-bottom: 1px solid #222; padding: 10px 0; font-weight: bold; color: #ff004c; }

/* フローチャート */
.flow-container { max-width: 600px; margin: 0 auto 80px; }
.flow-item {
    background: rgba(255,255,255,0.03);
    padding: 25px;
    border-radius: 8px;
    position: relative;
}
.flow-item .step {
    position: absolute; top: -10px; left: 20px;
    background: #ff004c; color: #fff; font-size: 0.7rem;
    padding: 2px 10px; font-weight: bold; border-radius: 20px;
}
.flow-item h4 { margin-bottom: 10px; color: #fff; }
.flow-item p { font-size: 0.85rem; color: #888; }
.flow-arrow { font-size: 2rem; color: #333; margin: 15px 0; }

/* お問い合わせボタン */
.contact-buttons { display: flex; justify-content: center; gap: 20px; margin-top: 30px; }
.contact-btn {
    padding: 15px 40px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    transition: 0.3s;
    font-size: 0.9rem;
}
.x-btn { background: #fff; color: #000; }
.mail-btn { border: 1px solid #fff; color: #fff; }
.contact-btn:hover { opacity: 0.8; transform: translateY(-3px); }

/* レスポンシブ */
@media screen and (max-width: 768px) {
    .price-grid { grid-template-columns: 1fr; }
    .price-card.highlight { transform: none; }
}

/* ご準備いただきたいものセクション */
.preparation-section { margin-bottom: 100px; }

.prep-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.prep-item {
    background: rgba(255, 255, 255, 0.02);
    border-left: 4px solid #ff004c;
    padding: 30px;
    text-align: left;
    transition: 0.3s;
}

.prep-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.prep-icon {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    font-weight: 900;
    color: #ff004c;
    margin-bottom: 10px;
    opacity: 0.8;
}

.prep-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    letter-spacing: 0.1em;
}

.prep-item p {
    font-size: 0.85rem;
    color: #aaa;
    line-height: 1.6;
}

/* スマホ用 */
@media screen and (max-width: 600px) {
    .prep-grid { grid-template-columns: 1fr; }
}

/* 注意事項セクション */
.notes-section {
    margin-bottom: 100px;
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px dashed #444;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.notes-list {
    text-align: left;
    display: inline-block;
    list-style: none;
    counter-reset: my-counter;
}

.notes-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #ccc;
    line-height: 1.6;
}

.notes-list li::before {
    content: "!";
    position: absolute;
    left: 0;
    top: 2px;
    width: 20px;
    height: 20px;
    background: #ff004c;
    color: #fff;
    font-weight: bold;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.sub-title-jp {
    display: block;
    font-size: 0.8rem; /* 英語よりかなり小さめに */
    font-weight: 500;
    color: #888;
    letter-spacing: 0.1em;
}

/* ============================================================
   コンセプトセクション (白背景・黒文字)
   ============================================================ */
.concept-section {
    background-color: #ffffff; /* 背景を白に変更 */
    width: 100%;
    padding: 40px 0 40px;         /* OTOIRO風のゆったりした余白 */
    display: flex;
    justify-content: center;
    align-items: center;
}

.concept-inner {
    width: 90%;
    max-width: 800px;
    text-align: center;
}

.concept-text {
    width: 100%;
    height: auto;
    max-width: 650px;         /* 文字数に合わせて少し広げてもOK */
    display: inline-block;
    filter: none;             /* 画像に黒文字を使っている場合はそのままでOK */
}

/* スマホ用の調整 */
@media screen and (max-width: 768px) {
    .concept-section {
        padding: 60px 0;     /* スマホでは余白を少し詰める */
    }
}

/* ============================================================
   WELCOME OFFER
   ============================================================ */
.welcome-offer {
    max-width: 800px;
    margin: 0 auto 80px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    text-align: center;
}

/* 左上に配置するラベル */
.offer-en {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #000; /* 背景と同じ色にして線を消す */
    padding: 0 20px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.4em;
    color: #ff004c;
}

.offer-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
    letter-spacing: 0.2em;
}

.offer-text {
    font-size: 1rem;
    color: #ccc;
    line-height: 1.8;
}

.highlight-text {
    color: #fff;
    font-weight: bold;
    border-bottom: 2px solid #ff004c;
    margin: 0 5px;
    font-size: 1.2rem;
}

.offer-sub {
    font-size: 0.75rem;
    color: #666;
    margin-top: 20px;
}

/* PCのみ改行を有効にする設定 */
.pc-only { display: block; }
@media screen and (max-width: 768px) {
    .pc-only { display: none; }
    .welcome-offer { padding: 30px 20px; width: 90%; }
}

/* --- SALE CAMPAIGN STYLES --- */

/* トップ告知バー */
.sale-top-banner {
    background: #ff004c; /* OTOIRO風の鮮やかな赤 */
    color: #fff;
    padding: 12px 0;
    text-align: center;
    width: 100%;
    z-index: 999;
}

.banner-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.sale-label {
    background: #fff;
    color: #ff004c;
    font-weight: 900;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 2px;
    font-family: 'Montserrat', sans-serif;
}

.sale-text {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin: 0;
}

.sale-text strong {
    font-size: 1.1rem;
    text-decoration: underline;
}