/* ロゴアニメーションの基本スタイル */
.logo-animation {
    position: relative;
    width: 100%;
    height: 100vh;
    background-color: #1a1a1a;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.logo-container {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* ロゴとテキストのスタイル */
.logo-animation .logo {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    will-change: transform, opacity;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease;
}

.logo-animation .logo.showing {
    visibility: visible;
    opacity: 1;
    display: block !important;
}

.main-text {
    display: inline-block;
    text-align: center;
}

.letters-container {
    display: flex;
    justify-content: center;
}

/* 文字アニメーションのスタイル */
.logo-animation .letter,
.logo-animation .sub-text {
    color: #fff;
    /* display: inline-block; */
    position: relative;
    z-index: 5;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    opacity: 0;
    transform: translateY(80px);
    transition: transform 0.6s cubic-bezier(0.215, 0.61, 0.355, 1), opacity 0.6s cubic-bezier(0.215, 0.61, 0.355, 1);
    will-change: transform, opacity;
}

.letter {
    font-size: 10rem;
    font-weight: 700;
    margin: 0 0.2rem;
    text-shadow: 0 0 10px rgba(201, 160, 99, 0.5);
    font-family: 'Noto Serif JP', serif;
}

.sub-text {
    font-size: 6.5rem;
    font-weight: 400;
    letter-spacing: 0.5rem;
    margin-top: 1.5rem;
    text-shadow: 0 0 5px rgba(201, 160, 99, 0.3);
}

/* アニメーション用クラス */
.logo-animation .letter.moving,
.logo-animation .sub-text.moving {
    opacity: 1;
    transform: translateY(0);
}

/* 静的ロゴ（フォールバック用）*/
.static-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 1;
    display: none;
    opacity: 0;
    visibility: hidden;
}

.letter-static {
    color: #fff;
    font-size: 10rem;
    font-weight: 700;
    display: inline-block;
    text-shadow: 0 0 10px rgba(201, 160, 99, 0.5);
    font-family: 'Noto Serif JP', serif;
    letter-spacing: 0.2rem;
}

/* 背景円のアニメーション */
.background-circle {
    position: absolute;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 160, 99, 0.15) 0%, rgba(26, 26, 26, 0) 70%);
    opacity: 0;
    transform: translate(-50%, -50%);
    left: 50%;
    top: 50%;
    transition: all 0.5s ease-out;
    will-change: width, height, opacity;
}

/* 背景画像のスタイル */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://sakenovabrewery.jp/wp-content/uploads/2025/04/hero-background.png');
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-out;
    z-index: -1;
    will-change: opacity;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
}

/* 日本語の装飾テキスト */
.japanese-text {
    position: absolute;
    color: rgba(255, 255, 255, 0.1);
    font-size: 1rem;
    writing-mode: vertical-rl;
    text-orientation: upright;
    letter-spacing: 0.5rem;
    opacity: 0;
    transition: all 1s ease-out;
    font-family: 'Noto Serif JP', serif;
}

.japanese-text.left {
    left: 10%;
    transform: translateY(-50%) translateX(-100px);
}

.japanese-text.right {
    right: 10%;
    transform: translateY(-50%) translateX(100px);
}

/* 波紋エフェクト */
.ripple-container {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 5;
    overflow: hidden;
    pointer-events: none;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(201, 160, 99, 0.1);
    transform: translate(-50%, -50%);
    opacity: 0;
}

/* パーティクルエフェクト */
.particles-container {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 3px;
    height: 3px;
    background-color: rgba(201, 160, 99, 0.6);
    border-radius: 50%;
    opacity: 0;
}

/* 米粒エフェクト */
.rice-grain {
    position: absolute;
    width: 10px;
    height: 20px;
    background-color: rgba(230, 210, 181, 0.7);
    border-radius: 100% 100% 10% 10%;
    transform-origin: center bottom;
    opacity: 0;
    z-index: 1;
}

/* 日本地図のスタイル */
.japan-map-container {
    position: absolute;
    right: -300px;
    top: 80%;
    transform: translateY(-50%);
    width: 250px;
    height: 300px;
    z-index: 15;
    opacity: 0;
    transition: opacity 1s ease-out, right 1s ease-out;
    pointer-events: none;
    will-change: opacity, right;
}

.japan-map {
    width: 100%;
    height: 100%;
    position: relative;
    background-image: url('../../../uploads/2025/04/japan-map-outline.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    filter: drop-shadow(0 0 10px rgba(201, 160, 99, 0.3));
}

/* 佐渡島のポイント */
.sado-point {
    position: absolute;
    top: 48%;
    left: 65%;
    width: 12px;
    height: 12px;
    background-color: rgba(201, 160, 99, 0.8);
    border-radius: 50%;
    transform: scale(0);
    box-shadow: 0 0 15px rgba(201, 160, 99, 0.8);
    transition: transform 0.5s ease-out;
    will-change: transform;
}

.sado-point::after {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: transparent;
    border: 1px solid rgba(201, 160, 99, 0.4);
    animation: pulsate 2s infinite;
}

@keyframes pulsate {
    0% {
        transform: scale(0.5);
        opacity: 1;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.sado-label {
    position: absolute;
    top: 40%;
    left: 76%;
    color: #fff;
    font-size: 1rem;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.5s ease-out 0.5s;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

/* アクセシビリティ */
.hidden {
    opacity: 0;
    pointer-events: none;
    position: absolute;
    left: -9999px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .letter, .letter-static {
        font-size: 7rem;
        margin: 0 0.1rem;
    }
    
    .sub-text {
        font-size: 3.5rem;
        letter-spacing: 0.3rem;
    }
    
    .japanese-text {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .letter, .letter-static {
        font-size: 5rem;
        margin: 0;
    }
    
    .sub-text {
        font-size: 2.5rem;
        letter-spacing: 0.2rem;
    }
}

/* 統合ロゴのスタイル */
.integrated-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    will-change: transform, opacity;
}

.brand-name,
.brand-type {
    color: #fff;
    position: relative;
    z-index: 5;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    opacity: 0;
    transform: translateY(80px);
    transition: transform 0.6s cubic-bezier(0.215, 0.61, 0.355, 1), opacity 0.6s cubic-bezier(0.215, 0.61, 0.355, 1);
    will-change: transform, opacity;
    display: block;
    font-family: 'Noto Serif JP', serif;
}

.brand-name {
    font-size: 10rem;
    font-weight: 700;
    letter-spacing: 0.2rem;
    text-shadow: 0 0 10px rgba(201, 160, 99, 0.5);
}

.brand-type {
    font-size: 6.5rem;
    font-weight: 400;
    letter-spacing: 0.5rem;
    margin-top: 1.5rem;
    text-shadow: 0 0 5px rgba(201, 160, 99, 0.3);
}

.brand-name.moving,
.brand-type.moving {
    opacity: 1;
    transform: translateY(0);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .brand-name {
        font-size: 7rem;
    }
    
    .brand-type {
        font-size: 3.5rem;
        letter-spacing: 0.3rem;
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 5rem;
    }
    
    .brand-type {
        font-size: 2.5rem;
        letter-spacing: 0.2rem;
    }
}

/* ヘッダーロゴのスタイル - アニメーションロゴと区別 */
.site-header .logo {
    opacity: 1;
    visibility: visible;
    display: block;
}

.site-header .logo img {
    max-width: 100%;
    height: auto;
    display: block;
}