/* =============================================
   Pattern 33: Yoga (ヨガ・ピラティス)
   Lumina Yoga Studio
   ★ 独自構成: ラベンダー配色, 柔らかな余白, タイムテーブル表 UI
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&family=Shippori+Mincho:wght@400;500;700&family=Zen+Kaku+Gothic+New:wght@300;400;500&display=swap');

:root {
    --c-primary: #877799;
    /* 落ち着いた紫 (アクセント) */
    --c-primary-light: #BCAECA;
    /* クラスレベル2の色 */
    --c-lavender: #F4F1F8;
    /* 背景の淡いラベンダー */
    --c-text: #4A464F;
    /* 柔らかいダークグレー */
    --c-text-light: #7E7785;
    /* サブ文字列 */
    --c-white: #FCFAFA;
    /* 真っ白ではないオフホワイト */
    --c-bg: #FFFFFF;
    --c-border: #E8E4EE;
    /* クラス用カラー */
    --c-level1: #E4EDDF;
    /* リラックス系・緑 */
    --c-level2: #F2E9F8;
    /* ノーマル・紫 */
    --c-level3: #FBECE4;
    /* パワー系・オレンジ */

    --f-en: 'Cormorant Garamond', serif;
    --f-ja-serif: 'Shippori Mincho', serif;
    --f-ja-sans: 'Zen Kaku Gothic New', sans-serif;
}

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

body {
    font-family: var(--f-ja-sans);
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.8;
    font-weight: 300;
    font-size: 15px;
    letter-spacing: 0.04em;
    overflow-x: hidden;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 40px;
}

.text-center {
    text-align: center;
}

.mt-4 {
    margin-top: 30px;
}

.mt-5 {
    margin-top: 50px;
}

.mb-0 {
    margin-bottom: 0 !important;
}

/* ===== タイポグラフィ ===== */
h2 {
    font-family: var(--f-ja-serif);
    font-weight: 500;
    line-height: 1.5;
    color: var(--c-primary);
}

p {
    color: var(--c-text-light);
}

.section-subtitle {
    display: block;
    font-family: var(--f-en);
    font-style: italic;
    font-size: 1.4rem;
    color: var(--c-primary-light);
    margin-bottom: 5px;
}

.section-title {
    font-size: 2.2rem;
    margin-bottom: 30px;
    letter-spacing: 0.08em;
}

/* ===== ヘッダー ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 25px 40px;
    transition: all 0.4s ease;
    background: transparent;
}

.header.is-scrolled {
    background: rgba(255, 255, 255, 0.95);
    padding: 15px 40px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
    backdrop-filter: blur(10px);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-family: var(--f-en);
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--c-text);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo span {
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    color: var(--c-primary-light);
    text-transform: uppercase;
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
}

.nav a {
    font-family: var(--f-en);
    text-decoration: none;
    font-size: 1.1rem;
    color: var(--c-text);
    transition: color 0.3s;
}

.nav a:hover {
    color: var(--c-primary);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 30px;
    height: 1px;
    background: var(--c-text);
    margin-bottom: 8px;
    transition: 0.3s;
}

/* ===== ヒーロー ===== */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    background: var(--c-lavender);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 60%;
    z-index: 1;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    mix-blend-mode: multiply;
    /* 柔らかな色合いに溶け込ませる */
    mask-image: linear-gradient(to right, transparent, black 30%);
    -webkit-mask-image: linear-gradient(to right, transparent, black 30%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.hero-text-box {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    padding: 60px;
    max-width: 500px;
    border-radius: 2px;
    box-shadow: 0 20px 40px rgba(135, 119, 153, 0.08);
}

.hero-en {
    font-family: var(--f-en);
    font-style: italic;
    font-size: 1.6rem;
    color: var(--c-primary);
    display: block;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 2.6rem;
    margin-bottom: 25px;
    line-height: 1.4;
    color: var(--c-text);
}

.hero-desc {
    font-size: 1.05rem;
}

/* ===== ボタン ===== */
.btn-primary {
    display: inline-block;
    background: var(--c-primary);
    color: var(--c-white);
    padding: 16px 45px;
    text-decoration: none;
    font-family: var(--f-ja-sans);
    font-weight: 400;
    letter-spacing: 0.1em;
    border-radius: 40px;
    border: 1px solid var(--c-primary);
    transition: all 0.3s;
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: transparent;
    color: var(--c-primary);
}

/* ===== セクションベース ===== */
.section {
    padding: 120px 0;
}

.section--lavender {
    background: var(--c-lavender);
}

/* ===== コンセプト ===== */
.concept-layout {
    display: flex;
    align-items: center;
    gap: 80px;
}

.concept-images {
    flex: 1;
    position: relative;
    height: 500px;
}

.c-img-1 {
    position: absolute;
    top: 0;
    left: 0;
    width: 70%;
    height: 75%;
    object-fit: cover;
    border-radius: 150px 150px 0 0;
    /* アーチ型 */
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.05);
}

.c-img-2 {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 55%;
    height: 60%;
    object-fit: cover;
    border-radius: 2px;
    border: 10px solid var(--c-bg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    z-index: 2;
}

.concept-text {
    flex: 1;
}

/* ===== インストラクター ===== */
.instructor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.instructor-card {
    background: var(--c-white);
    padding: 40px 30px;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(135, 119, 153, 0.05);
    transition: transform 0.3s;
}

.instructor-card:hover {
    transform: translateY(-10px);
}

.inst-img {
    width: 140px;
    height: 140px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--c-lavender);
}

.inst-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.instructor-card h3 {
    font-family: var(--f-en);
    font-size: 1.8rem;
    color: var(--c-primary);
    margin-bottom: 5px;
}

.inst-role {
    font-size: 0.85rem;
    color: var(--c-primary-light);
    margin-bottom: 15px;
    font-weight: 500;
}

.inst-desc {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== スケジュール（タイムテーブル） ===== */
.timetable-wrap {
    overflow-x: auto;
    background: var(--c-white);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.03);
    border-radius: 8px;
    border: 1px solid var(--c-border);
}

.timetable {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    text-align: center;
}

.timetable th,
.timetable td {
    padding: 15px 10px;
    border: 1px solid var(--c-border);
    vertical-align: middle;
}

.timetable th {
    background: var(--c-lavender);
    font-weight: 500;
    color: var(--c-primary);
}

.timetable th.weekend {
    color: #D67A89;
}

.time-col {
    font-family: var(--f-en);
    font-size: 1.1rem;
    color: var(--c-primary);
    background: var(--c-lavender);
    width: 120px;
}

.timetable td {
    width: calc((100% - 120px) / 7);
}

.timetable td.closed {
    background: #F9F9F9;
    color: #AAA;
    font-size: 0.9rem;
}

/* クラスラベル装飾 */
.class-label {
    display: block;
    font-size: 0.8rem;
    padding: 4px 8px;
    border-radius: 4px;
    margin-bottom: 5px;
    font-weight: 400;
    color: var(--c-text);
}

.class-label.level-1 {
    background: var(--c-level1);
}

.class-label.level-2 {
    background: var(--c-level2);
}

.class-label.level-3 {
    background: var(--c-level3);
}

.inst-name {
    display: block;
    font-family: var(--f-en);
    font-size: 0.95rem;
    color: var(--c-text-light);
}

.level-guide {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.level-guide .class-label {
    padding: 6px 15px;
    font-size: 0.85rem;
}

/* ===== Access ===== */
.info-layout {
    display: flex;
    align-items: center;
    gap: 60px;
    background: var(--c-white);
    padding: 50px;
    border-radius: 4px;
    box-shadow: 0 15px 40px rgba(135, 119, 153, 0.05);
}

.info-image {
    flex: 1;
    height: 350px;
    border-radius: 4px;
    overflow: hidden;
}

.info-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.info-text {
    flex: 1;
}

.info-dl {
    margin-bottom: 30px;
}

.info-dl dt {
    font-family: var(--f-en);
    font-size: 1.2rem;
    color: var(--c-primary-light);
    margin-top: 15px;
}

.info-dl dd {
    margin: 0 0 10px 0;
    border-bottom: 1px solid var(--c-lavender);
    padding-bottom: 10px;
    color: var(--c-text);
}

/* ===== フッター ===== */
.footer {
    background: var(--c-bg);
    padding: 80px 0 40px;
    border-top: 1px solid var(--c-border);
}

.footer-logo {
    font-size: 2.2rem;
    margin-bottom: 30px;
    color: var(--c-primary);
}

.footer-social {
    margin-bottom: 30px;
}

.footer-social a {
    color: var(--c-text-light);
    text-decoration: none;
    font-size: 0.9rem;
    margin: 0 15px;
    transition: color 0.3s;
}

.footer-social a:hover {
    color: var(--c-primary);
}

.footer-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
}

.footer-links a {
    color: var(--c-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--c-primary);
}

.copyright {
    font-family: var(--f-en);
    font-size: 0.9rem;
    color: #BBB;
}

/* ===== アニメーション ===== */
.anim {
    opacity: 0;
    transition: all 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.anim.anim-up {
    transform: translateY(30px);
}

.anim.is-visible {
    opacity: 1;
    transform: translate(0);
}

.anim-d1 {
    transition-delay: 0.2s;
}

.anim-d2 {
    transition-delay: 0.4s;
}

.anim-hero {
    opacity: 0;
    transition: opacity 2s ease;
}

.anim-hero.is-visible {
    opacity: 1;
}

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
    .container {
        padding: 0 25px;
    }

    .hero-bg {
        width: 100%;
        mask-image: none;
        -webkit-mask-image: none;
    }

    .hero-text-box {
        margin-top: 50px;
        padding: 40px 30px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .concept-layout {
        flex-direction: column;
        gap: 40px;
    }

    .concept-images {
        width: 100%;
        height: 400px;
    }

    .c-img-1 {
        width: 80%;
    }

    .c-img-2 {
        width: 60%;
    }

    .instructor-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .info-layout {
        flex-direction: column;
        gap: 30px;
        padding: 30px;
    }

    .info-image {
        width: 100%;
        height: 250px;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }

    .nav {
        display: none;
    }

    .menu-toggle {
        display: block;
    }
}