/* ============================================================
   To-Wee Music WordPress Theme - Custom Styles
   TailwindCSS CDNと併用するカスタムスタイル
   ============================================================ */

/* --- CSS Variables --- */
:root {
    --accent-color: #c0c0c0;
    --accent-light: #e0e0e0;
    --accent-glow: rgba(192, 192, 192, 0.3);
    --dark: #f5f3ef;
    --dark-card: #ece9e3;
}

/* --- Base Styles --- */
body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--dark);
    color: #111111;
    overflow-x: hidden;
}

/* --- Typography --- */
.section-title {
    font-family: 'Permanent Marker', cursive;
    color: #333333;
    letter-spacing: 0.05em;
}

.nav-link {
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
    font-family: 'Oswald', sans-serif;
}
.nav-link:hover {
    color: var(--accent-color);
}

/* --- Gold Divider --- */
.gold-divider {
    height: 2px;
    background: linear-gradient(90deg, #888888, transparent);
}

/* --- Hero Section --- */
.hero-zoom {
    animation: heroZoom 10s ease-in-out infinite alternate;
}
@keyframes heroZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

/* --- Header --- */
#site-header {
    background: transparent;
    transition: background 0.3s ease, backdrop-filter 0.3s ease;
}
#site-header.scrolled {
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* モバイルメニューが開いている時はヘッダー背景を非表示 */
body.menu-open #site-header {
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

/* --- Hamburger Animation --- */
#mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
#mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}
#mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Card Hover --- */
.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* --- YouTube Embed --- */
.youtube-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}
.youtube-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* --- Floating CTA Banner --- */
.floating-cta {
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.2), 0 -2px 15px var(--accent-glow);
    animation: ctaGlow 3s ease-in-out infinite alternate;
}
@keyframes ctaGlow {
    0% { box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.2), 0 -2px 15px rgba(0, 0, 0, 0.1); }
    100% { box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.2), 0 -2px 20px rgba(0, 0, 0, 0.15); }
}

/* --- Track Detail Accordion --- */
.track-detail {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}
.track-detail.open {
    max-height: 300px;
    opacity: 1;
}

/* --- Fade Up Animation --- */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}
.fade-up:nth-child(2) { animation-delay: 0.2s; }
.fade-up:nth-child(3) { animation-delay: 0.4s; }
.fade-up:nth-child(4) { animation-delay: 0.6s; }
.fade-up:nth-child(5) { animation-delay: 0.8s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Contact Form 7 Styling --- */
.contact-form-wrapper .wpcf7-form label {
    color: #333333;
    font-size: 0.875rem;
    display: block;
    margin-bottom: 0.5rem;
}
.contact-form-wrapper .wpcf7-form input[type="text"],
.contact-form-wrapper .wpcf7-form input[type="email"],
.contact-form-wrapper .wpcf7-form input[type="tel"],
.contact-form-wrapper .wpcf7-form textarea {
    width: 100%;
    background: #ffffff;
    border: 1px solid #cccccc;
    color: #111111;
    padding: 0.75rem 1rem;
    border-radius: 2px;
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
    margin-bottom: 1.25rem;
}
.contact-form-wrapper .wpcf7-form input:focus,
.contact-form-wrapper .wpcf7-form textarea:focus {
    outline: none;
    border-color: #888888;
}
.contact-form-wrapper .wpcf7-form input[type="submit"] {
    background: #333333;
    color: #fff;
    padding: 0.75rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease;
}
.contact-form-wrapper .wpcf7-form input[type="submit"]:hover {
    background: #555555;
}

/* --- Select Box Styling --- */
.contact-form-wrapper select {
    width: 100%;
    background: #ffffff;
    border: 1px solid #cccccc;
    color: #111111;
    padding: 0.75rem 1rem;
    border-radius: 2px;
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
    margin-bottom: 1.25rem;
    appearance: none;
    -webkit-appearance: none;
}
.contact-form-wrapper select option {
    background: #ffffff;
    color: #111111;
}
.contact-form-wrapper select:focus {
    outline: none;
    border-color: #888888;
}

/* --- Pagination --- */
.page-numbers {
    color: #555555;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}
.page-numbers:hover {
    color: #111111;
}
.page-numbers.current {
    color: #111111;
    border-bottom: 1px solid #111111;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .section-title {
        font-size: 1.75rem;
    }
    .discography-link {
        white-space: nowrap;
        font-size: 0.7rem;
    }
}

/* --- Scroll Indicator Pulse --- */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* --- 街並み画像ズームアニメーション --- */
.city-bg-img {
    animation: cityZoom 15s ease-in-out infinite alternate;
    -webkit-animation: cityZoom 15s ease-in-out infinite alternate;
}
@keyframes cityZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}
@-webkit-keyframes cityZoom {
    0% { -webkit-transform: scale(1); }
    100% { -webkit-transform: scale(1.05); }
}

/* --- 写真横スクロールアニメーション --- */
.photo-scroll-track {
    display: flex;
    width: max-content;
    animation: photoScroll 60s linear infinite;
    -webkit-animation: photoScroll 60s linear infinite;
}
.photo-scroll-track-reverse {
    display: flex;
    width: max-content;
    animation: photoScrollReverse 60s linear infinite;
    -webkit-animation: photoScrollReverse 60s linear infinite;
}
.photo-scroll-wrapper:hover .photo-scroll-track,
.photo-scroll-wrapper:hover .photo-scroll-track-reverse {
    animation-play-state: running;
    -webkit-animation-play-state: running;
}
@keyframes photoScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@-webkit-keyframes photoScroll {
    0% { -webkit-transform: translateX(0); }
    100% { -webkit-transform: translateX(-50%); }
}
@keyframes photoScrollReverse {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}
@-webkit-keyframes photoScrollReverse {
    0% { -webkit-transform: translateX(-50%); }
    100% { -webkit-transform: translateX(0); }
}

/* --- Shimmer Button Animation --- */
.shimmer-btn {
    position: relative;
    overflow: hidden;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
}
.shimmer-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.35),
        transparent
    );
    animation: shimmer 2.5s ease-in-out infinite;
    -webkit-animation: shimmer 2.5s ease-in-out infinite;
}
@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 160%; }
}
@-webkit-keyframes shimmer {
    0% { left: -100%; }
    100% { left: 160%; }
}

/* --- CITY テキスト --- */
.city-text {
    white-space: nowrap;
}
@media (max-width: 768px) {
    .city-text {
        font-size: 1rem !important;
    }
}