/* POPEYE風スタイリッシュデザイン - 改善版 */

/* パーティクル背景 */
#particles-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(23, 162, 184, 0.3);
    border-radius: 50%;
    pointer-events: none;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
        opacity: 0; 
    }
    50% { 
        transform: translateY(-20px) rotate(180deg); 
        opacity: 1; 
    }
}

/* スクロールアニメーション */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* パスワード保護画面 */
.password-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        #f8f9fa 0%, 
        #fff8f0 25%, 
        #fdf6e3 50%, 
        #f5f5dc 75%, 
        #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(10px);
}

.password-container {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    text-align: center;
    max-width: 500px;
    width: 90%;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.password-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(23, 162, 184, 0.03) 0%, transparent 50%);
    animation: passwordFloat 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes passwordFloat {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

.password-container h1 {
    font-family: var(--heading-font, 'Futura', 'Avenir', 'Helvetica Neue', 'Arial', sans-serif);
    font-size: 2.5rem;
    font-weight: var(--heading-font-weight, 900);
    color: #212529;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    z-index: 2;
}

.password-container p {
    font-family: var(--primary-font, 'Futura', 'Avenir', 'Helvetica Neue', 'Arial', sans-serif);
    color: #495057;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.6;
    position: relative;
    z-index: 2;
}

.countdown-display {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
    position: relative;
    z-index: 2;
}

.countdown-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    min-width: 80px;
    border: 1px solid rgba(23, 162, 184, 0.2);
    transition: all 0.3s ease;
}

.countdown-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(23, 162, 184, 0.2);
}

.countdown-item span {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: #17a2b8;
    font-family: var(--heading-font);
}

.countdown-item small {
    color: #6c757d;
    font-size: 0.8rem;
    font-family: var(--primary-font);
}

.password-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
    position: relative;
    z-index: 2;
}

.password-input {
    font-family: var(--primary-font, 'Futura', 'Avenir', 'Helvetica Neue', 'Arial', sans-serif);
    padding: 1rem 1.5rem;
    border: 2px solid #dee2e6;
    border-radius: 12px;
    font-size: 1.1rem;
    background: #ffffff;
    color: #212529;
    transition: all 0.3s ease;
    outline: none;
}

.password-input:focus {
    border-color: #17a2b8;
    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.1);
}

.password-input::placeholder {
    color: #6c757d;
}

.password-error {
    color: #dc3545;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: none;
}

.password-error.show {
    display: block;
    animation: shake 0.5s ease-in-out;
}

.unlock-info {
    background: rgba(23, 162, 184, 0.1);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #495057;
    position: relative;
    z-index: 2;
}

/* アニメーション */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

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

.password-container {
    animation: fadeIn 0.5s ease-out;
}

/* メインコンテンツを隠す */
.content-hidden {
    display: none;
}

/* リセット・基本設定 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 動的に設定されるフォント（JavaScriptで更新） */
:root {
    --primary-font: 'Futura', 'Avenir', 'Helvetica Neue', 'Arial', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    --heading-font: 'Futura', 'Avenir', 'Helvetica Neue', 'Arial', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    --primary-font-weight: 400;
    --heading-font-weight: 900;
    --primary-color: #212529;
    --accent-color: #17a2b8;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --dark-gray: #495057;
    --cream: #fff8f0;
    --beige: #fdf6e3;
    --soft-gold: #f5f5dc;
}

/* 暖色系グラデーション背景 */
body {
    font-family: var(--primary-font);
    font-weight: var(--primary-font-weight);
    line-height: 1.6;
    background: linear-gradient(135deg, 
        #f8f9fa 0%, 
        #fff8f0 25%, 
        #fdf6e3 50%, 
        #f5f5dc 75%, 
        #e9ecef 100%) !important;
    color: var(--primary-color);
    position: relative;
    overflow-x: hidden;
}

/* 背景アニメーション要素 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%2317a2b8" opacity="0.1"/><circle cx="80" cy="80" r="1.5" fill="%2317a2b8" opacity="0.08"/><circle cx="50" cy="10" r="0.8" fill="%2317a2b8" opacity="0.12"/><circle cx="10" cy="90" r="1.2" fill="%2317a2b8" opacity="0.06"/><circle cx="90" cy="30" r="0.5" fill="%2317a2b8" opacity="0.15"/><circle cx="30" cy="70" r="0.7" fill="%2317a2b8" opacity="0.09"/></svg>'),
        linear-gradient(45deg, transparent 49%, rgba(23, 162, 184, 0.02) 50%, transparent 51%);
    background-size: 200px 200px, 100px 100px;
    animation: floatingPattern 20s linear infinite;
    pointer-events: none;
    z-index: -2;
}

/* フローティングアニメーション */
@keyframes floatingPattern {
    0% { 
        transform: translateX(0) translateY(0) rotate(0deg);
        opacity: 0.8;
    }
    25% { 
        transform: translateX(10px) translateY(-5px) rotate(90deg);
        opacity: 1;
    }
    50% { 
        transform: translateX(0) translateY(-10px) rotate(180deg);
        opacity: 0.6;
    }
    75% { 
        transform: translateX(-10px) translateY(-5px) rotate(270deg);
        opacity: 1;
    }
    100% { 
        transform: translateX(0) translateY(0) rotate(360deg);
        opacity: 0.8;
    }
}

/* 追加のアニメーション要素 */
body::after {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(23, 162, 184, 0.03) 0%, transparent 20%),
        radial-gradient(circle at 80% 80%, rgba(23, 162, 184, 0.02) 0%, transparent 20%),
        radial-gradient(circle at 40% 40%, rgba(23, 162, 184, 0.01) 0%, transparent 20%);
    animation: subtleFloat 30s ease-in-out infinite;
    pointer-events: none;
    z-index: -2;
}

@keyframes subtleFloat {
    0%, 100% { 
        transform: translateX(0) translateY(0) scale(1);
        opacity: 0.5;
    }
    33% { 
        transform: translateX(20px) translateY(-10px) scale(1.05);
        opacity: 0.7;
    }
    66% { 
        transform: translateX(-15px) translateY(15px) scale(0.95);
        opacity: 0.3;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* デコレーションライン */
.decorative-line {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #17a2b8 50%, transparent 100%);
    margin: 2rem auto;
    position: relative;
}

.decorative-line::before,
.decorative-line::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: #17a2b8;
    border-radius: 50%;
    top: -1px;
}

.decorative-line::before { left: -10px; }
.decorative-line::after { right: -10px; }

/* POPEYE風ヘッダー - アニメーション強化 */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 4rem 0;
    text-align: center;
    border-bottom: 1px solid rgba(222, 226, 230, 0.5);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 20%, rgba(23, 162, 184, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(23, 162, 184, 0.03) 0%, transparent 50%),
        linear-gradient(45deg, transparent 48%, rgba(23, 162, 184, 0.01) 50%, transparent 52%);
    animation: headerPattern 15s ease-in-out infinite;
    pointer-events: none;
}

@keyframes headerPattern {
    0%, 100% { 
        opacity: 0.8;
        transform: scale(1) rotate(0deg);
    }
    50% { 
        opacity: 1;
        transform: scale(1.05) rotate(1deg);
    }
}

/* フローティング装飾要素 */
.header::after {
    content: '';
    position: absolute;
    top: 20%;
    right: 10%;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(23, 162, 184, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatRight 8s ease-in-out infinite;
    pointer-events: none;
}

@keyframes floatRight {
    0%, 100% { 
        transform: translateY(0) scale(1);
        opacity: 0.3;
    }
    50% { 
        transform: translateY(-20px) scale(1.1);
        opacity: 0.6;
    }
}

.header h1 {
    font-family: var(--heading-font);
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 3rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    position: relative;
    z-index: 2;
    line-height: 0.9;
}

.header h1::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 2px;
}

.header-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.header .date,
.header .venue {
    font-family: var(--primary-font);
    font-size: 1.6rem;
    color: var(--accent-color);
    font-weight: 500;
    letter-spacing: 0.05em;
    background: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    border: 2px solid var(--accent-color);
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
}

.header .date:hover,
.header .venue:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(23, 162, 184, 0.3);
}

/* セクション共通 - 微細なアニメーション */
.section {
    padding: 5rem 0;
    margin: 0;
    position: relative;
}

.section:nth-child(even) {
    background: 
        linear-gradient(135deg, var(--light-gray) 0%, #ffffff 50%, var(--light-gray) 100%);
}

.section:nth-child(odd) {
    background: 
        radial-gradient(ellipse at top, rgba(255, 255, 255, 1) 0%, rgba(248, 249, 250, 0.8) 100%);
}

/* セクション装飾要素 */
.section:nth-child(even)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 60 60"><circle cx="10" cy="10" r="0.5" fill="%2317a2b8" opacity="0.1"/><circle cx="50" cy="50" r="0.8" fill="%2317a2b8" opacity="0.05"/><circle cx="30" cy="5" r="0.3" fill="%2317a2b8" opacity="0.08"/></svg>');
    background-size: 120px 120px;
    animation: sectionPattern 25s linear infinite;
    pointer-events: none;
    opacity: 0.6;
}

@keyframes sectionPattern {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(60px) translateY(60px); }
}

.section-title {
    font-family: var(--heading-font);
    text-align: center;
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-color);
    margin-bottom: 1rem;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* 追加の装飾アニメーション */
.video-section::before,
.slideshow-section::before,
.message-section::before,
.story-section::before {
    content: '';
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, rgba(23, 162, 184, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: sectionFloat 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes sectionFloat {
    0%, 100% { 
        transform: translateY(0) scale(1);
        opacity: 0.5;
    }
    50% { 
        transform: translateY(-10px) scale(1.2);
        opacity: 0.8;
    }
}

/* メッセージ動画セクション */
.video-section {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.video-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    transition: all 0.3s ease;
}

.video-container:hover {
    box-shadow: 0 20px 50px rgba(23, 162, 184, 0.15);
    transform: translateY(-5px);
}

.video-container video {
    width: 100%;
    height: auto;
}

/* スライドショーセクション */
.slideshow-section {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.slideshow-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
}

.slides-container {
    position: relative;
    min-height: 500px;
}

.slide {
    display: none;
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.slide.active {
    display: block !important;
}

/* 写真ホバー時の微細な拡大効果 */
.slide:hover {
    transform: scale(1.02);
}

/* iframe用のスタイル */
.slide iframe {
    width: 100%;
    height: 500px;
    border: none;
    border-radius: 15px;
}

.slide-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(33, 37, 41, 0.8);
    color: white;
    border: none;
    padding: 15px 20px;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all 0.3s ease;
    border-radius: 8px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-controls:hover {
    background: var(--accent-color);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 5px 15px rgba(23, 162, 184, 0.3);
}

.prev {
    left: 15px;
}

.next {
    right: 15px;
}

.slide-dots {
    text-align: center;
    margin-top: 1rem;
    display: none;
}

.dot {
    height: 15px;
    width: 15px;
    margin: 0 6px;
    background-color: #dee2e6;
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dot:hover {
    background-color: var(--medium-gray);
    transform: scale(1.2);
}

.dot.active {
    background-color: var(--accent-color);
    border: 2px solid white;
    box-shadow: 0 0 0 2px var(--accent-color);
}

/* ドライブリンクセクション - アニメーション強化 */
.drive-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #343a40 100%);
    border-radius: 20px;
    padding: 5rem 4rem;
    text-align: center;
    color: white;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

.drive-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(23, 162, 184, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 70%, rgba(23, 162, 184, 0.1) 0%, transparent 50%);
    animation: driveBackground 12s ease-in-out infinite;
    pointer-events: none;
}

@keyframes driveBackground {
    0%, 100% { 
        transform: translateX(0) translateY(0) rotate(0deg);
        opacity: 0.8;
    }
    50% { 
        transform: translateX(-20px) translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* フローティング粒子効果 */
.drive-section::after {
    content: '';
    position: absolute;
    top: 10%;
    left: 15%;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 
        80px 20px 0 rgba(23, 162, 184, 0.6),
        -20px 50px 0 rgba(23, 162, 184, 0.4),
        60px 80px 0 rgba(23, 162, 184, 0.3),
        -50px -20px 0 rgba(23, 162, 184, 0.5),
        100px -10px 0 rgba(23, 162, 184, 0.2);
    animation: floatingParticles 10s linear infinite;
    pointer-events: none;
}

@keyframes floatingParticles {
    0%, 100% { 
        transform: translateY(0) rotate(0deg);
        opacity: 0.7;
    }
    25% { 
        transform: translateY(-10px) rotate(90deg);
        opacity: 1;
    }
    50% { 
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.5;
    }
    75% { 
        transform: translateY(-10px) rotate(270deg);
        opacity: 1;
    }
}

.drive-section .section-title {
    color: white;
    margin-bottom: 1rem;
}

.drive-section .decorative-line {
    background: linear-gradient(90deg, transparent 0%, white 50%, transparent 100%);
}

.drive-section .decorative-line::before,
.drive-section .decorative-line::after {
    background: white;
}

.drive-content {
    position: relative;
    z-index: 2;
}

.drive-description p {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    color: white;
}

/* ボタンスタイル統一 */
.btn-primary, 
.btn-secondary,
.password-button {
    font-family: var(--primary-font);
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: #212529;
    color: white;
}

.btn-primary:hover {
    background: #17a2b8;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(23, 162, 184, 0.3);
}

.btn-secondary,
.drive-link {
    background: white;
    color: var(--primary-color);
    border: 2px solid transparent;
    padding: 1.5rem 3rem;
    border-radius: 50px;
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

.btn-secondary:hover,
.drive-link:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(23, 162, 184, 0.3);
}

/* メッセージセクション */
.message-section {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.message-content {
    font-family: var(--primary-font);
    font-size: 1.3rem;
    line-height: 1.8;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--dark-gray);
    font-weight: var(--primary-font-weight);
}

.message-content p:last-child {
    font-weight: 600;
    color: var(--accent-color);
    font-size: 1.4rem;
    margin-top: 2rem;
}

/* 裏話セクション */
.story-section {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.story-item {
    margin-bottom: 2.5rem;
    padding: 2.5rem;
    background: var(--light-gray);
    border-radius: 15px;
    border-left: 4px solid var(--accent-color);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.story-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.story-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
    font-size: 2rem;
    border: 2px solid var(--accent-color);
    box-shadow: 0 4px 15px rgba(23, 162, 184, 0.2);
}

.story-image {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-color);
    box-shadow: 0 4px 15px rgba(23, 162, 184, 0.2);
    transition: all 0.3s ease;
}

.story-image:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(23, 162, 184, 0.3);
}

.story-content {
    flex: 1;
}

.story-item h3 {
    font-family: var(--heading-font);
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.story-item p {
    font-family: var(--primary-font);
    color: var(--dark-gray);
    line-height: 1.8;
    font-size: 1rem;
    font-weight: var(--primary-font-weight);
}

/* ローディング表示 */
.loading-container {
    text-align: center;
    padding: 2rem;
}

.loading {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid #dee2e6;
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* フッター */
.footer {
    font-family: var(--primary-font);
    text-align: center;
    padding: 3rem;
    color: var(--medium-gray);
    font-size: 0.9rem;
    font-weight: 400;
    background: var(--light-gray);
    margin-top: 2rem;
    border-top: 1px solid #dee2e6;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .password-container {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }
    
    .password-container h1 {
        font-size: 2rem;
    }
    
    .countdown-display {
        gap: 0.5rem;
        flex-wrap: wrap;
    }
    
    .countdown-item {
        min-width: 60px;
        padding: 0.8rem;
    }
    
    .countdown-item span {
        font-size: 1.5rem;
    }
    
    .password-input,
    .password-button {
        font-size: 1rem;
    }

    .header h1 {
        font-size: 2.8rem;
        margin-bottom: 2rem;
    }

    .header-info {
        flex-direction: column;
        gap: 1rem;
    }

    .header .date,
    .header .venue {
        font-size: 1.3rem;
        padding: 0.8rem 1.5rem;
        margin: 0;
        max-width: 280px;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .section {
        padding: 3rem 0;
    }

    .video-section,
    .slideshow-section,
    .message-section,
    .story-section,
    .drive-section {
        padding: 2.5rem 1.5rem;
        margin: 1rem;
        border-radius: 15px;
    }

    .drive-content {
        flex-direction: column;
    }

    .slide {
        height: 300px;
    }

    .slide-controls {
        width: 45px;
        height: 45px;
        padding: 10px;
        font-size: 1rem;
    }

    .btn-primary,
    .btn-secondary,
    .drive-link {
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
    }

    .story-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1rem;
    }
    
    .story-icon,
    .story-image {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
    }
}

/* アニメーション */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.8s ease-out;
}
/* 二人のおすすめセクション */
.recommendations-section {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    text-align: center;
}

.recommendations-description {
    font-family: var(--primary-font);
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

.recommendations-link {
    display: inline-block;
    padding: 1.5rem 3rem;
    background: var(--accent-color);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-family: var(--primary-font);
    font-size: 1.3rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.recommendations-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(23, 162, 184, 0.3);
}

.recommendations-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.recommendations-link:hover::before {
    left: 100%;
}

/* モバイル対応 */
@media (max-width: 768px) {
    .recommendations-section {
        padding: 2.5rem 1.5rem;
        margin: 1rem;
        border-radius: 15px;
    }
    
    .recommendations-description {
        font-size: 1.1rem;
    }
    
    .recommendations-link {
        padding: 1.2rem 2rem;
        font-size: 1.1rem;
    }
}