/* カラー・フォント変数 */
:root {
    --brand-yellow: #ffcf00;
    --brand-orange: #ff6f00;
    --text-black: #222222;
    --text-white: #ffffff;
    --bg-light: #fdfdfd;
    --font-main: 'M PLUS 1p', sans-serif;
    --font-en: 'Bungee', cursive;
}

/* 基本スタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    color: var(--text-black);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ヘッダー */
header {
    height: 90px;
    background-color: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

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

.logo {
    font-family: var(--font-en);
    font-size: 1.5rem;
    color: var(--brand-orange);
}

.logo span {
    color: var(--text-black);
}

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

nav a {
    text-decoration: none;
    color: var(--text-black);
    font-weight: 700;
    font-size: 0.9rem;
}

.btn-reserve {
    background-color: var(--brand-orange);
    color: var(--text-white) !important;
    padding: 10px 25px;
    border-radius: 50px;
    transition: 0.3s;
}

.btn-reserve:hover {
    background-color: var(--text-black);
}

/* ヒーローセクション */
.hero {
    display: flex;
    height: 95vh;
    min-height: 700px;
    position: relative;
    background-color: var(--brand-yellow);
}

.hero-left {
    flex: 1.2;
    display: flex;
    align-items: center;
    padding: 0 8%;
    z-index: 2;
}

.badge {
    background-color: var(--text-black);
    color: var(--text-white);
    padding: 5px 15px;
    font-weight: 700;
    font-size: 0.8rem;
    display: inline-block;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 30px;
}

.highlight {
    color: var(--brand-orange);
    text-shadow: 3px 3px 0 var(--text-white);
}

.hero p {
    font-size: 1.1rem;
    max-width: 500px;
    font-weight: 500;
}

.hero-right {
    flex: 1;
    position: relative;
    z-index: 1;
}

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

/* 斜めのライン（ダイアゴナル） */
.diagonal-line {
    position: absolute;
    bottom: -100px;
    left: 0;
    width: 100%;
    height: 200px;
    background-color: var(--bg-light);
    transform: skewY(-3deg);
    z-index: 5;
}

/* ツアーセクション */
.tour-section {
    padding: 150px 20px;
}

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

.title-en {
    font-family: var(--font-en);
    color: var(--brand-yellow);
    font-size: 3rem;
    line-height: 0.8;
    margin-bottom: 10px;
}

.title-jp {
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 60px;
    position: relative;
    padding-left: 20px;
    border-left: 8px solid var(--brand-orange);
}

.tour-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tour-card {
    background-color: var(--text-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    transition: 0.3s;
}

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

.card-img {
    height: 250px;
    position: relative;
}

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

.price {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: var(--brand-orange);
    color: var(--text-white);
    padding: 8px 20px;
    font-weight: 900;
    border-radius: 5px;
    font-size: 1.1rem;
}

.card-body {
    padding: 30px;
}

.card-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.card-body p {
    font-size: 0.9rem;
    color: #666;
}

/* CTAバナー */
.bottom-cta {
    background: linear-gradient(rgba(255, 207, 0, 0.9), rgba(255, 207, 0, 0.9)), url('https://images.unsplash.com/photo-1544620347-c4fd4a3d5957?auto=format&fit=crop&q=80&w=1200');
    background-size: cover;
    padding: 120px 20px;
    text-align: center;
}

.cta-inner h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 20px;
}

.btn-large {
    display: inline-block;
    padding: 20px 60px;
    background-color: var(--text-black);
    color: var(--text-white);
    text-decoration: none;
    font-weight: 900;
    border-radius: 50px;
    margin-top: 40px;
    transition: 0.3s;
}

.btn-large:hover {
    background-color: var(--brand-orange);
    transform: scale(1.05);
}

/* フッター */
footer {
    padding: 60px;
    text-align: center;
    font-weight: 700;
    color: #999;
}

/* レスポンシブ */
@media (max-width: 1000px) {
    .hero {
        flex-direction: column;
        height: auto;
    }
    .hero-left {
        padding: 120px 40px 60px;
        text-align: center;
    }
    .hero-left p {
        margin: 0 auto 40px;
    }
    .hero-right {
        height: 400px;
    }
    .tour-grid {
        grid-template-columns: 1fr;
    }
}