/* 
  Luxury Japanese Gold Style - CINEMATIC EDITION
  Theme: Dark Gold / Motion Focus
*/

:root {
    --color-bg: #050505;      /* True Deep Black */
    --color-bg-light: #fcfaf2; /* Washi White (Warm) */
    --color-text: #d4cfc3;    /* Antique Silver-White */
    --color-text-dark: #1a1814; /* Ink Black */
    --color-gold-light: #f9f1d0;
    --color-gold-mid: #b8a06b;
    --color-gold-dark: #7a633a;
    --font-serif: "Shippori Mincho", "Noto Serif JP", serif;
    --font-sans: "Inter", "Helvetica Neue", Arial, sans-serif;
    --grad-gold: linear-gradient(135deg, #f9f1d0 0%, #b8a06b 50%, #7a633a 100%);
    --easing: cubic-bezier(0.23, 1, 0.32, 1);
}

/* Section Light Modifier */
.section--light {
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
}

.section--light .section-title {
    color: var(--color-text-dark);
}

.section--light .section-title span {
    color: var(--color-gold-dark);
}

.section--light p {
    color: #9b958a;
    font-weight: 500; /* Increased weight for deeper appearance */
}

.section--light .item-desc {
    color: #9b958a;
    font-weight: 400;
}

.section--light .about__image, 
.section--light .gotsu__image {
    background: #fff;
    border-color: rgba(122, 99, 58, 0.3);
}

.section--light .bg-text {
    color: rgba(122, 99, 58, 0.05);
}

.section--light .faq-item {
    background: #fff;
    border-color: rgba(122, 99, 58, 0.2);
}

.section--light .faq-item dt {
    color: var(--color-gold-dark);
}

.section--light .info-list dd {
    border-bottom-color: #eee;
}

.section--light .map-box {
    background: #f0f0eb;
    border-color: #ddd;
}

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

html {
    scroll-behavior: smooth;
    counter-reset: section;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
}

body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-serif);
    line-height: 1.8;
    overflow-x: hidden;
    letter-spacing: 0.1em;
}

/* Texture Overlay */
body::after {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: url('https://www.transparenttextures.com/patterns/asfalt-dark.png');
    opacity: 0.15;
    pointer-events: none;
    z-index: 9999;
}

/* Floating Vertical Background Text */
.bg-text {
    position: fixed;
    writing-mode: vertical-rl;
    font-size: 18vh;
    color: rgba(184, 160, 107, 0.03);
    font-weight: 900;
    z-index: -1;
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
}
.bg-text--1 { top: 5%; right: 5%; }
.bg-text--2 { bottom: 5%; left: 5%; }

main {
    display: block;
    width: 100%;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Header */
.header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 1000;
    padding: 40px 0;
    transition: all 0.6s var(--easing);
}

.header.is-scrolled {
    padding: 20px 0;
    background: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(184, 160, 107, 0.2);
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 60px;
}

.header__nav {
    display: flex;
    align-items: center;
}

.header__logo img {
    height: 50px; /* Slightly larger for better visibility */
    filter: brightness(1.5) grayscale(1); /* Matching the "cool" theme */
    transition: all 0.4s var(--easing);
}

.header__logo:hover img {
    filter: brightness(2) grayscale(0);
    transform: scale(1.05);
}

.header__btn {
    font-size: 11px;
    width: 200px; /* 幅を統一 */
    height: 50px; /* 高さを統一 */
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gold-dark);
    color: var(--color-gold-mid);
    background: transparent;
    transition: all 0.4s var(--easing);
    letter-spacing: 0.3em;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.header__btn::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0; width: 100%; height: 0;
    background: var(--color-gold-mid);
    transition: all 0.4s var(--easing);
    z-index: -1;
}

.header__btn:hover {
    color: var(--color-bg);
}

.header__btn:hover::after {
    height: 100%;
}

.header__tel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin: 0 15px;
    width: 200px; /* 幅を統一 */
    height: 50px; /* 高さを統一 */
    border: 1px solid var(--color-gold-dark);
    color: var(--color-gold-mid);
    transition: all 0.4s var(--easing);
    text-decoration: none;
    line-height: 1.1;
}

.header__tel:hover {
    background: rgba(184, 160, 107, 0.1);
    border-color: var(--color-gold-mid);
    color: var(--color-gold-light);
}

.header__tel-label {
    font-size: 9px; /* 少し小さく */
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.header__tel-num {
    font-size: 1.1rem; /* ボタン内に収まるよう微調整 */
    font-family: var(--font-sans);
    font-weight: 700;
}

.header__btn--ticket {
    background: var(--grad-gold);
    color: var(--color-bg);
    border: none;
    margin-left: 15px;
    font-weight: 700;
}

.header__btn--ticket::after {
    display: none;
}

.header__btn--ticket:hover {
    color: var(--color-bg);
    filter: brightness(1.1);
    transform: scale(1.05);
}

.btn-ticket {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--grad-gold);
    color: var(--color-bg);
    padding: 0 40px;
    height: 64px;
    min-width: 260px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    line-height: 1.4;
    border: none;
    transition: all 0.4s var(--easing);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-ticket::before {
    content: "";
    position: absolute;
    top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.6s var(--easing);
}

.btn-ticket:hover::before {
    left: 100%;
}

.btn-ticket:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(184, 160, 107, 0.3);
}

.btn-tel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9); /* 白を基調に少しだけ透明に */
    color: var(--color-text-dark); /* 背景が白系なので文字色を暗くして視認性を確保 */
    padding: 0 30px;
    height: 64px;
    min-width: 260px;
    font-size: 0.75rem; /* 担当まで入るため少し小さく調整 */
    font-weight: 700;
    letter-spacing: 0.05em;
    line-height: 1.2;
    border: 1px solid rgba(184, 160, 107, 0.3);
    backdrop-filter: blur(10px);
    transition: all 0.4s var(--easing);
    text-align: center;
}

.btn-tel span {
    display: block;
    font-size: 1.2rem;
    font-family: var(--font-sans);
    color: var(--color-gold-dark);
    margin-top: 1px;
    line-height: 1;
}

.btn-tel:hover {
    background: rgba(255, 255, 255, 1);
    color: var(--color-bg);
    border-color: var(--color-gold-mid);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: #000;
}

.hero__visual {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero__video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    min-width: 100vw;
    min-height: 100vh;
    object-fit: cover;
    transform: translate(-50%, -50%);
    max-width: none;
    filter: brightness(0.8) contrast(1.1) saturate(0.9) blur(1px); /* Masking artifacts */
}

.hero__overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    /* Dot pattern + Gradient */
    background-image: 
        radial-gradient(rgba(0, 0, 0, 0.4) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(5,5,5,0.4) 0%, transparent 20%, transparent 80%, rgba(5,5,5,0.9) 100%);
    background-size: 4px 4px, 100% 100%;
    z-index: 1;
}

/* Main Logo in Hero */
.hero__logo-main {
    position: absolute;
    bottom: 100px; /* Bottom placement */
    left: 80px;
    z-index: 10;
    max-width: 450px;
    filter: drop-shadow(0 0 20px rgba(0,0,0,0.5));
    animation: fadeInLogo 2.5s var(--easing) forwards;
    text-align: left; /* Left aligned */
}

@keyframes fadeInLogo {
    from { opacity: 0; transform: translateY(30px); filter: blur(15px); }
    to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.hero__logo-main img {
    width: 100%;
    height: auto;
    filter: brightness(1.2) sepia(0.2); /* Adding a slight gold/antique tint */
}

.hero__logo-catch {
    margin-top: 20px;
    font-size: 1.4rem;
    letter-spacing: 0.3em;
    color: var(--color-gold-light);
    font-family: var(--font-serif);
    font-weight: 400;
    text-shadow: 0 0 15px rgba(0,0,0,0.8);
    opacity: 0.9;
    white-space: nowrap;
}

.hero__cta {
    margin-top: 40px;
    display: flex;
    gap: 20px;
    align-items: center;
}

/* Scroll Indicator */
.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.scroll-text {
    font-family: var(--font-sans);
    font-size: 10px;
    letter-spacing: 0.8em;
    color: var(--color-gold-mid);
    text-transform: uppercase;
    opacity: 0.6;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-gold-mid), transparent);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: var(--color-gold-light);
    animation: scrollAnim 2s infinite var(--easing);
}

@keyframes scrollAnim {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.hero__content {
    display: none;
}

.brief-item {
    text-align: left;
    border-left: 1px solid var(--color-gold-dark);
    padding-left: 20px;
}

.brief-item .label {
    display: block;
    font-size: 10px;
    color: var(--color-gold-mid);
    margin-bottom: 8px;
    letter-spacing: 0.4em;
}

.brief-item .value {
    font-size: 1.1rem;
}

/* Sections */
section {
    padding: 200px 0;
    position: relative;
}

.section-title-wrap {
    margin-bottom: 100px;
    text-align: center;
}

.section-title {
    font-size: 4rem;
    position: relative;
    counter-increment: section;
}

.section-title::before {
    content: "0" counter(section);
    position: absolute;
    top: -50px; left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--color-gold-mid);
    letter-spacing: 0.8em;
}

.section-title span {
    display: block;
    font-size: 1rem;
    color: var(--color-gold-mid);
    margin-top: 20px;
    letter-spacing: 0.5em;
    font-weight: 400;
}

/* Grid Layouts */
.about__content, .gotsu__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}

.about__text p, .gotsu__text p {
    font-size: 1.1rem;
    color: #9b958a;
    margin-bottom: 25px;
}

.about__image, .gotsu__image {
    position: relative;
    height: 550px;
    overflow: hidden;
    padding: 15px;
    background: #0a0a0a;
    border: 1px solid rgba(184, 160, 107, 0.2);
}

.about__image img, .gotsu__image img {
    width: 100%;
    height: 125%;
    object-fit: cover;
    position: absolute;
    top: -12.5%; left: 0;
}

/* Program Cards */
.program-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px;
}

.program-card {
    position: relative;
    padding: 20px;
    transition: all 0.6s var(--easing);
}

.program-card::after {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    border: 1px solid rgba(184, 160, 107, 0.1);
    transition: all 0.6s var(--easing);
}

.program-card:hover::after {
    border-color: var(--color-gold-mid);
    transform: scale(1.03);
}

.program-card__img {
    position: relative;
    overflow: hidden;
    margin-bottom: 30px;
}

.program-card__img::after {
    content: "";
    position: absolute;
    bottom: 0; left: 0; width: 100%; height: 60%;
    background: linear-gradient(to bottom, transparent, rgba(5,5,5,0.9));
}

.program-card__img img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    transition: transform 1s var(--easing);
}

.program-card:hover img { transform: scale(1.1); }

.program-card__body h3 {
    font-size: 2.2rem;
    position: relative;
    z-index: 2;
    margin-top: 10px; /* Removed overlap and added space as requested */
}

.program-card__body h3 span {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gold-mid);
    letter-spacing: 0.3em;
    margin-top: 5px;
}

.program-card__body p {
    font-size: 0.9rem;
    color: #888;
    margin-top: 20px;
}

/* Mokuroku Refined - Highly Visible */
.program-mokuroku {
    margin-top: 150px;
    padding: 0 40px;
}

.mokuroku__trigger {
    text-align: center;
    margin-bottom: 60px;
}

.btn-mokuroku {
    background: transparent;
    border: none;
    cursor: pointer;
    display: inline-block;
    transition: all 0.6s var(--easing);
    position: relative;
}

.btn-text {
    display: inline-block;
    padding: 20px 80px;
    font-size: 1.1rem;
    letter-spacing: 0.4em;
    color: var(--color-gold-light);
    border: 1px solid var(--color-gold-dark);
    position: relative;
    background: rgba(10, 10, 10, 0.8);
    transition: all 0.4s var(--easing);
    overflow: hidden;
    white-space: nowrap;
}

.btn-text::before {
    content: "";
    position: absolute;
    top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(249, 241, 208, 0.2), transparent);
    transition: left 0.6s var(--easing);
}

.btn-mokuroku:hover .btn-text {
    border-color: var(--color-gold-light);
    box-shadow: 0 0 30px rgba(184, 160, 107, 0.2);
    transform: translateY(-5px);
}

.btn-mokuroku:hover .btn-text::before {
    left: 100%;
}

.btn-mokuroku.is-active .btn-text {
    background: var(--color-gold-mid);
    color: var(--color-bg);
}

.other-list-wrapper {
    max-height: 0;
    overflow: hidden;
    transition: max-height 1.2s var(--easing);
}

.other-list-wrapper.is-open { max-height: 1500px; }

.other-list {
    max-width: 800px;
    margin: 60px auto 0;
}

.other-item {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 30px 0;
    border-bottom: 1px solid rgba(184, 160, 107, 0.1);
    transition: all 0.4s;
}

.other-item:hover { transform: translateX(15px); }

.other-item__img {
    flex: 0 0 150px;
    height: 100px;
    overflow: hidden;
    border: 1px solid rgba(184, 160, 107, 0.2);
    background: #000;
}

.other-item__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--easing);
}

.other-item:hover .other-item__img img {
    transform: scale(1.1);
}

.other-item__content {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.item-name {
    color: var(--color-gold-light);
    font-size: 1.6rem; /* Slightly smaller for the list */
    font-family: var(--font-serif);
    font-weight: 700;
}

.item-name span {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gold-mid);
    font-weight: 400;
    letter-spacing: 0.2em;
    margin-top: 5px;
    text-transform: uppercase;
}

.item-desc {
    color: #666;
    font-size: 0.9rem;
    max-width: 400px;
    text-align: right;
}

.program-note {
    text-align: center;
    margin-top: 120px; /* Increased margin as requested */
    color: var(--color-gold-mid);
    font-size: 0.9rem;
    opacity: 0.6;
    letter-spacing: 0.2em;
}

.station__content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center; /* Center the text as requested */
}

.station__content p {
    font-size: 1.2rem;
    line-height: 2;
    color: #9b958a;
}

/* Horizontal Gallery */
.horizontal-gallery {
    height: 600vh; /* Increased scroll height for more images */
    position: relative;
    padding: 0;
}

.horizontal-gallery__inner {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start; /* Align to top instead of center */
    padding-top: 120px; /* More space at the top as requested */
    overflow: hidden;
}

.horizontal-gallery__inner .section-title-wrap {
    margin-bottom: 40px;
}

.horizontal-gallery__track {
    display: flex;
    gap: 6vw;
    padding: 0 15vw;
    align-items: center; /* Center vertically by default */
    will-change: transform;
}

.gallery-item {
    flex: 0 0 auto;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(184, 160, 107, 0.2);
    background: #000;
}

/* Variations in Size */
.gallery-item.size-l { width: 65vw; height: 65vh; }
.gallery-item.size-m { width: 45vw; height: 45vh; }
.gallery-item.size-s { width: 30vw; height: 35vh; }

/* Variations in Position */
.gallery-item.pos-top { align-self: flex-start; margin-top: 5vh; }
.gallery-item.pos-bottom { align-self: flex-end; margin-bottom: 5vh; }

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--easing);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* FAQ & Info */
.faq {
    position: relative;
    background-image: url('../bg_faq.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* Parallax */
    overflow: hidden;
}

.faq::after {
    content: "";
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(5, 5, 5, 0.85); /* Dark overlay for readability */
    z-index: 1;
}

.faq .container {
    position: relative;
    z-index: 2;
}

.faq-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(184, 160, 107, 0.1);
    padding: 40px;
    margin-bottom: 20px;
    backdrop-filter: blur(5px);
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 150px;
}

.access-venue {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-gold-light);
    line-height: 1.4;
    margin-bottom: 30px;
}

.access-guide-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(184, 160, 107, 0.1);
    padding: 25px;
    margin-bottom: 30px;
}

.guide-item {
    margin-bottom: 20px;
}

.guide-item h4 {
    font-size: 0.9rem;
    color: var(--color-gold-mid);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.guide-item h4::before {
    content: "";
    display: inline-block;
    width: 4px;
    height: 1em;
    background: var(--color-gold-mid);
    margin-right: 10px;
}

.guide-item p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.6;
}

.sub-guide {
    margin-bottom: 15px;
    font-weight: 700;
    color: var(--color-gold-light) !important;
}

.guide-detail {
    margin-top: 15px;
    padding-left: 15px;
    border-left: 1px solid rgba(184, 160, 107, 0.3);
}

.guide-detail h5 {
    font-size: 0.85rem;
    color: var(--color-gold-mid);
    margin-bottom: 5px;
}

.guide-detail p {
    font-size: 0.85rem !important;
    opacity: 0.9;
}

.guide-note {
    font-size: 0.9rem;
    color: var(--color-gold-mid);
    border-top: 1px solid rgba(184, 160, 107, 0.1);
    padding-top: 15px;
    margin-top: 15px;
    font-weight: 500;
}

.map-placeholder {
    margin-top: 40px;
    border: 1px solid var(--color-gold-dark);
    padding: 10px;
    background: rgba(184, 160, 107, 0.05);
}

.map-box {
    width: 100%;
    height: 400px;
    background: #111;
}

.map-box iframe {
    border: none;
}

.info-list {
    margin-top: 40px;
}

.info-list dt {
    font-size: 0.8rem;
    color: var(--color-gold-mid);
    letter-spacing: 0.2em;
    margin-bottom: 10px;
}

.info-list dd {
    font-size: 1.2rem;
    margin-bottom: 40px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(184, 160, 107, 0.2);
    line-height: 1.8;
}

.info-cta {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.ticket-method {
    background: rgba(184, 160, 107, 0.05);
    border: 1px solid rgba(184, 160, 107, 0.2);
    padding: 30px;
}

.method-title {
    font-size: 0.8rem;
    color: var(--color-gold-mid);
    letter-spacing: 0.2em;
    margin-bottom: 20px;
    border-left: 3px solid var(--color-gold-mid);
    padding-left: 12px;
}

.method-text {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 15px;
}

.tel-number {
    display: inline-block;
    font-size: 2rem;
    font-family: var(--font-sans);
    font-weight: 700;
    color: var(--color-gold-light);
    margin: 10px 0 20px;
    text-decoration: none;
    transition: all 0.3s;
}

.tel-number:hover {
    color: var(--color-gold-mid);
    transform: translateX(5px);
}

.method-notes {
    margin-top: 20px;
    padding: 0;
    list-style: none;
    border-top: 1px solid rgba(184, 160, 107, 0.1);
    padding-top: 15px;
}

.method-notes li {
    position: relative;
    padding-left: 1.2em;
    font-size: 0.85rem;
    color: #9b958a;
    line-height: 1.6;
    margin-bottom: 8px;
}

.method-notes li::before {
    content: "・";
    position: absolute;
    left: 0;
    color: var(--color-gold-mid);
    font-weight: bold;
}

.method-notes li.accent {
    color: var(--color-gold-mid);
    font-weight: 500;
}

.info-time {
    display: inline-block;
    font-size: 1.1rem;
    margin-top: 5px;
}

.info-note {
    display: inline-block;
    font-size: 0.9rem;
    color: var(--color-gold-mid);
    margin-top: 10px;
    opacity: 0.8;
    line-height: 1.5;
}

.info-note + br + .info-note {
    margin-top: 5px;
}

/* Smoke Overlay */
.smoke-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: url('https://www.transparenttextures.com/patterns/stardust.png');
    opacity: 0.03;
    pointer-events: none;
    z-index: 9998;
    animation: smokeMove 100s linear infinite;
}

@keyframes smokeMove {
    from { background-position: 0 0; }
    to { background-position: 1000px 1000px; }
}

/* Reveal Animation */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(60px); /* Reduced from 100px for snappier feel */
    filter: blur(10px); /* Reduced from 20px */
    transition: opacity 1s var(--easing), transform 1s var(--easing), filter 1s var(--easing); /* Faster duration (1.5s -> 1s) */
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* Modal Style */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 5, 5, 0.95);
    backdrop-filter: blur(10px);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.4s var(--easing);
}

.modal.is-active {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    opacity: 1;
}

.modal-content {
    max-width: 90%;
    max-height: 80%;
    border: 1px solid var(--color-gold-mid);
    box-shadow: 0 0 50px rgba(0,0,0,0.8);
    transform: scale(0.9);
    transition: transform 0.5s var(--easing);
}

.modal.is-active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 40px;
    right: 40px;
    color: var(--color-gold-light);
    font-size: 40px;
    font-weight: 200;
    cursor: pointer;
    transition: transform 0.3s;
}

.modal-close:hover {
    transform: rotate(90deg);
}

.modal-caption {
    margin-top: 30px;
    color: var(--color-gold-mid);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    letter-spacing: 0.2em;
}

.other-item__img {
    cursor: zoom-in;
}

/* Footer */
.footer {
    padding: 120px 0 60px;
    background: #000;
    text-align: center;
    border-top: 1px solid rgba(184, 160, 107, 0.1);
}

.footer__cta {
    margin-bottom: 60px;
}

.footer__btn-wrap {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 20px;
    align-items: center;
}

.footer__cta p {
    font-size: 2rem;
    color: var(--color-gold-light);
    font-family: var(--font-serif);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.footer__sns {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 60px;
}

.footer__sns a {
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: #666;
    transition: color 0.3s;
}

.footer__sns a:hover {
    color: var(--color-gold-mid);
}

.footer__copy {
    font-size: 0.7rem;
    color: #444;
    letter-spacing: 0.1em;
}

.only-sp {
    display: none;
}

/* Fixed CTA */
.fixed-cta {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 1000;
    pointer-events: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s var(--easing);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.fixed-cta.is-visible {
    pointer-events: auto;
    opacity: 1;
    transform: translateY(0);
}

.fixed-cta__btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    text-align: center;
    transition: all 0.4s var(--easing);
    text-decoration: none;
}

.fixed-cta__btn--web {
    background: var(--grad-gold);
    color: var(--color-bg);
    box-shadow: 0 20px 40px rgba(184, 160, 107, 0.4);
}

.fixed-cta__btn--tel {
    background: rgba(255, 255, 255, 0.9);
    color: var(--color-text-dark);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(184, 160, 107, 0.3);
}

.fixed-cta__btn:hover {
    transform: scale(1.05) rotate(5deg);
}

.fixed-cta__btn--web:hover {
    box-shadow: 0 30px 60px rgba(184, 160, 107, 0.6);
}

.fixed-cta__btn--tel:hover {
    background: #fff;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.fixed-cta__label {
    font-size: 9px;
    letter-spacing: 0.2em;
    font-weight: 700;
    margin-bottom: 3px;
    opacity: 0.8;
}

.fixed-cta__text {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.3;
    padding: 0 15px;
}

.fixed-cta__sub {
    font-size: 10px;
    font-weight: 700; /* 太く設定 */
    margin-top: 3px;
    opacity: 0.8; /* 透明度も少し上げて視認性向上 */
}

/* Footer Br for SP */
.footer-br-sp {
    display: inline;
}

@media (max-width: 768px) {
    .footer-br-sp {
        display: block;
    }
}

/* Responsive Refinement */
@media (max-width: 1024px) {
    .hero__main-copy { font-size: 4rem; }
    .hero__logo-main { left: 40px; max-width: 350px; }
    
    /* Reordering elements for mobile in "About" section: Header -> Image -> Text */
    .about__content {
        display: flex;
        flex-direction: column;
    }
    .about__image { order: -1; width: 100%; margin-bottom: 40px; } 
    .about__text { width: 100%; }

    .gotsu__content, .info-grid { grid-template-columns: 1fr; gap: 80px; }
    .program-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .section-title { font-size: 3rem; }
}

@media (max-width: 768px) {
    .header { padding: 20px 0; } /* Reduced padding for mobile top alignment */
    .reveal-on-scroll {
        transform: translateY(30px); /* Even smaller movement on mobile */
        transition-duration: 0.8s; /* Even faster on mobile */
    }
    .only-sp { display: block; }
    .header__inner { padding: 0 15px; }
    .header__logo img { height: 32px; }
    .header__nav { gap: 10px; }
    .header__btn { padding: 0; width: 120px; height: 40px; font-size: 9px; letter-spacing: 0.1em; }
    .header__btn--ticket { margin-left: 5px; }

    .header__tel {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        margin: 0 5px;
        padding: 0;
        width: 120px;
        height: 40px;
        border: 1px solid var(--color-gold-dark);
    }

    .header__tel-label {
        font-size: 7px;
        white-space: nowrap;
    }

    .header__tel-num {
        font-size: 0.8rem;
        white-space: nowrap;
    }

    .btn-ticket { padding: 0 35px; height: 56px; font-size: 1rem; width: 100%; max-width: 300px; }
    
    .fixed-cta {
        bottom: 20px;
        right: 20px;
        gap: 15px;
    }

    .fixed-cta__btn {
        width: 80px;
        height: 80px;
    }

    .fixed-cta__label {
        font-size: 7px;
        margin-bottom: 2px;
    }

    .fixed-cta__text {
        font-size: 0.65rem;
        padding: 0 5px;
        line-height: 1.2;
    }

    .fixed-cta__sub {
        font-size: 7px;
        font-weight: 700;
        margin-top: 1px;
    }

    .hero__logo-main {
        left: 50%;
        top: 50%; /* Center vertically as well for better mobile look */
        bottom: auto;
        transform: translate(-50%, -50%);
        max-width: 280px;
        width: 85%;
        text-align: center;
        animation: fadeInLogoSP 2.5s var(--easing) forwards;
    }
    
    @keyframes fadeInLogoSP {
        from { opacity: 0; transform: translate(-50%, -40%) scale(0.9); filter: blur(15px); }
        to { opacity: 1; transform: translate(-50%, -50%) scale(1); filter: blur(0); }
    }
    
    .hero__logo-catch { font-size: 1.1rem; }

    .hero__cta {
        flex-direction: column;
        gap: 15px;
        margin-top: 30px;
    }

    .btn-tel {
        width: 100%;
        max-width: 300px;
        height: 56px;
        padding: 0;
        font-size: 0.65rem;
    }

    .btn-tel span {
        font-size: 1.1rem;
    }
    
    section { padding: 100px 0; }
    .section-title { font-size: 1.8rem; }
    .section-title::before { top: -25px; font-size: 0.65rem; }
    .section-title span { font-size: 0.8rem; margin-top: 10px; }
    
    .about__image, .gotsu__image { height: 350px; }
    
    .program-grid { grid-template-columns: 1fr; }
    .program-card { padding: 0; margin-bottom: 40px; } /* Reset padding for cleaner look on mobile */
    .program-card__img { margin-bottom: 0; } /* Remove image margin to control from title */
    .program-card__body { padding: 30px 20px; }
    .program-card__body h3 { 
        font-size: 1.8rem; 
        margin-top: 0; /* Reset overlap on mobile for consistency */
        margin-bottom: 15px;
    }

    /* Keep horizontal gallery styles but adjust scale for mobile */
    .gallery-item.size-l { width: 85vw; height: 50vh; }
    .gallery-item.size-m { width: 65vw; height: 40vh; }
    .gallery-item.size-s { width: 50vw; height: 30vh; }
    .horizontal-gallery__track { gap: 8vw; padding: 0 10vw; }
    
    .btn-text { padding: 15px 40px; font-size: 1rem; width: 100%; }
    
    .other-item { 
        flex-direction: column; 
        align-items: flex-start; 
        gap: 20px; 
        padding: 30px 0;
    }
    .other-item__img {
        width: 100%;
        height: 180px;
        flex: none;
    }
    .other-item__content {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 10px;
    }
    .item-name { font-size: 1.5rem; }
    .item-desc { text-align: left; max-width: none; }

    .other-list-wrapper.is-open {
        max-height: 4000px; /* SPで縦に並ぶため高さを十分に確保 */
    }

    .other-item:hover {
        transform: none; /* SPでの意図しない横揺れを防止 */
    }
    
    .info-grid { gap: 80px; }
    .info-list dd { font-size: 1.1rem; }
    .map-box { height: 250px; }
    
    .faq-item { padding: 25px; }
    .faq-item dt { font-size: 1.1rem; }
    
    .footer__cta p { font-size: 1.4rem; }
    .footer__btn-wrap { flex-direction: column; gap: 15px; }
    .footer__sns { gap: 20px; }
    .footer__copy { font-size: 0.6rem; padding: 0 20px; }
    .bg-text { font-size: 10vh; }
}

@media (max-width: 480px) {
    .hero__logo-catch { font-size: 1rem; white-space: normal; line-height: 1.5; }
    .container { padding: 0 25px; }
}