:root {
    /* パステル虹色とアースカラーのパレット（ロゴに準拠） */
    --primary: #f4a6a6;
    --secondary: #92cbf5;
    --accent: #f8eb96;
    --rainbow-orange: #f5c796;
    --rainbow-green: #a8e0a8;
    --rainbow-purple: #c5a3f5;
    --sage-green: #8b9a73;
    --text-main: #7a6c66;
    --text-light: #9a8f8a;
    --background: #fffdfa;
    --white: #ffffff;
}

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

body {
    font-family: 'Zen Maru Gothic', sans-serif;
    background-color: var(--background);
    color: var(--text-main);
    line-height: 1.8;
    overflow-x: hidden;
}

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(2deg); }
    100% { transform: translateY(0px) rotate(0deg); }
}

/* ヘッダー */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(122, 108, 102, 0.05);
}

.logo-container {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-image {
    height: 50px;
    width: auto;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.cta-btn {
    background: var(--primary);
    color: var(--white);
    padding: 12px 25px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(244, 166, 166, 0.4);
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(244, 166, 166, 0.6);
    background: #f19191;
}

/* 共通セクション設定 */
.section {
    padding: 100px 50px;
    max-width: 1100px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 60px;
    color: var(--text-main);
    position: relative;
}

.section-title::after {
    content: '✿';
    display: block;
    color: var(--primary);
    font-size: 1.5rem;
    margin-top: 5px;
}

/* フッター */
footer {
    background: var(--text-main);
    color: #efefef;
    text-align: center;
    padding: 60px 20px 30px;
    border-top-left-radius: 40px;
    border-top-right-radius: 40px;
    margin-top: 50px;
    position: relative;
    overflow: hidden;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-info {
    color: #d0c9c5;
    margin-bottom: 30px;
    line-height: 2;
    font-size: 0.95rem;
}

.footer-bottom {
    border-top: 1px dashed rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    font-size: 0.85rem;
    color: #a09793;
}

/* レスポンシブ (ハンバーガーメニュー含む) */
@media (max-width: 768px) {
    header { padding: 15px 20px; }
    .hamburger {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        width: 30px;
        height: 24px;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }
    .hamburger span {
        width: 30px;
        height: 3px;
        background: var(--text-main);
        border-radius: 10px;
        transition: all 0.3s linear;
        position: relative;
        transform-origin: 1px;
    }
    .hamburger.active span:first-child { transform: rotate(45deg); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: rotate(-45deg); }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.05);
        z-index: 1000;
    }
    nav.active { right: 0; }
    nav ul { flex-direction: column; align-items: center; gap: 25px; }
    .cta-btn-header { display: none; }
}