@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Oswald:wght@300;400;600&display=swap');

:root {
    /* Color Palette */
    --primary-color: #f7f1e3; /* Creamy Cheese */
    --secondary-color: #d1ccc0; /* Soft Shadow */
    --accent-color: #b33939; /* Rich Berry / Jam */
    --gold-color: #cd9a00; /* Premium Gold */
    --dark-color: #2c2c2c; /* Deep Cocoa */
    --text-color: #333333;
    --text-light: #777777;
    --bg-white: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.75);
    
    /* Typography */
    --font-main: 'Noto Sans JP', sans-serif;
    --font-heading: 'Oswald', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 7rem;
    
    /* Transitions */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-main);
    color: var(--text-color);
    background-color: var(--bg-white);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

html {
    overflow-x: hidden;
}

h1, h2, h3, h4, .heading {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5% !important;
    box-sizing: border-box;
}

@media screen and (max-width: 768px) {
    .container {
        padding: 0 5% !important;
    }
}

.section-padding {
    padding: var(--spacing-xl) 0;
}

.flex {
    display: flex;
    gap: var(--spacing-md);
}

.grid {
    display: grid;
    gap: var(--spacing-md);
}

.text-center {
    text-align: center;
}

/* Glassmorphism */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: var(--spacing-sm) 0;
}

header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    padding: var(--spacing-xs) 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 60px;
    transition: var(--transition-smooth);
    filter: brightness(0.2); /* Default to grey for visibility on white backgrounds */
}

header.scrolled .logo img {
    height: 45px;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    line-height: 1.6;
    letter-spacing: 0.02em;
    font-weight: 400;
    position: relative;
    padding-bottom: 4px;
    color: var(--text-color); /* Default to dark for visibility on subpages */
    transition: var(--transition-smooth);
}

.mobile-break {
    display: none;
}

/* Home Page specific: white text/logo on transparent header */
.home header:not(.scrolled) .nav-link {
    color: white;
}

.home header:not(.scrolled) .logo img {
    filter: none; /* If the PNG is white, this keeps it white */
}

/* Change to dark text when scrolled */
header.scrolled .nav-link {
    color: var(--text-color);
}

header.scrolled .logo img {
    filter: brightness(0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-color);
    transition: var(--transition-smooth);
}

.nav-link:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    color: var(--bg-white);
}

.close-menu {
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 2.5rem;
    color: var(--text-color);
    cursor: pointer;
    line-height: 1;
    padding: 10px;
    z-index: 1001;
}

.hero-video-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    filter: brightness(0.7);
}

.hero-content {
    text-align: center;
    z-index: 1;
}

.hero h2 {
    font-size: clamp(2rem, 8vw, 5rem);
    margin-bottom: var(--spacing-sm);
    animation: fadeInUp 1s ease forwards;
}

.hero p {
    font-size: 1.2rem;
    letter-spacing: 0.3em;
    animation: fadeInUp 1.2s ease forwards;
    opacity: 0;
    animation-delay: 0.3s;
}

/* Section Headings */
.section-title {
    margin-bottom: 1.5rem;
    position: relative;
    display: block;
    width: fit-content;
}

.section-title.text-center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-top: 20px;
    margin-bottom: 0.5rem;
}

.section-title .jp {
    display: block;
    font-size: 0.9rem;
    font-family: var(--font-main);
    font-weight: 300;
    letter-spacing: 0.5em;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--dark-color);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    background: transparent;
    cursor: pointer;
}

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

.btn::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-color);
    transition: var(--transition-smooth);
    z-index: -1;
}

.btn:hover::before {
    top: 0;
}

/* Card Style */
.card {
    background: var(--bg-white);
    padding: var(--spacing-md);
    border: 1px solid var(--primary-color);
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

/* Calendar System */
.calendar-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: var(--spacing-md);
    border: 1px solid var(--primary-color);
}

.calendar-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    letter-spacing: 0.1em;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.calendar-day-header {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 5px 0;
    color: var(--text-light);
}

.calendar-day {
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    position: relative;
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.calendar-day.empty {
    visibility: hidden;
}

.calendar-day.closed {
    background-color: var(--primary-color);
    color: var(--accent-color);
    font-weight: 600;
}

.calendar-day.today {
    border: 2px solid var(--gold-color);
    font-weight: 700;
}

.calendar-note {
    margin-top: var(--spacing-md);
    font-size: 0.8rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.calendar-note .mark {
    width: 12px;
    height: 12px;
    background-color: var(--primary-color);
    border: 3px solid var(--accent-color);
    border-radius: 50%;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Hamburger Menu */
.burger {
    display: none;
    cursor: pointer;
}

.close-menu {
    display: none; /* Hidden on desktop */
}

.burger div {
    width: 25px;
    height: 2px;
    background-color: var(--dark-color); /* Default to dark */
    margin: 5px;
    transition: var(--transition-smooth);
}

/* Home Page specific: white burger on transparent header */
.home header:not(.scrolled) .burger div {
    background-color: white;
}

header.scrolled .burger div {
    background-color: var(--dark-color);
}

/* Responsive */
@media screen and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        right: -100%;
        top: 0;
        height: 100vh;
        width: 70%;
        background: var(--bg-white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 80px;
        transition: var(--transition-smooth);
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
    }

    .close-menu {
        display: block; /* Visible on mobile menu */
        position: absolute;
        top: 20px;
        left: 20px;
        font-size: 2.5rem;
        cursor: pointer;
        color: var(--text-light);
    }
    
    .nav-menu .nav-link {
        color: var(--text-color);
    }
    
    .nav-menu.active {
        right: 0;
    }

    .nav-menu.active .nav-link {
        color: var(--text-color) !important;
    }

    .mobile-break {
        display: block;
    }

    .burger.toggle div {
        background-color: var(--dark-color) !important;
    }
    
    .burger {
        display: block;
    }
    
    .grid {
        grid-template-columns: 1fr !important;
    }

    .btn {
        display: block;
        width: fit-content;
        margin-left: auto;
        margin-right: auto;
    }

    /* Calendar Responsive Adjustments */
    .calendar-wrapper {
        padding: 1rem; /* Reduce padding on mobile */
    }

    .calendar-day {
        font-size: 0.9rem; /* Smaller font on mobile */
    }

    .calendar-grid {
        gap: 2px; /* Tighter gap on mobile */
    }
}

/* Specific Parts */
.gacha-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: var(--spacing-md);
}

.gacha-details img {
    max-width: 450px; /* Adjusted to 450px */
    width: 100%;
    height: auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-sm);
}

.gallery-item {
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

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

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

footer {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl); /* Add large gap between body and footer */
    text-align: center;
    font-size: 0.8rem;
}

@media screen and (max-width: 768px) {
    footer {
        margin-top: var(--spacing-lg); /* Maintain gap on mobile */
    }
}

.footer-logo {
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    height: 70px;
    margin: 0 auto;
    filter: brightness(0.2);
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}