/* ==========================================
   Reset & Base Styles
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #1a2e4a;
    --secondary-color: #2a3e5a;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --background-dark: #0f1a2e;
    --background-card: #1e3a5a;
    --border-color: #2e4a6b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-secondary: 'Montserrat', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--background-dark);
    background-image: url('../images/hero-background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.8;
    font-size: 18px;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        180deg,
        rgba(15, 30, 50, 0.30) 0%,
        rgba(20, 40, 65, 0.35) 30%,
        rgba(25, 50, 80, 0.40) 60%,
        rgba(15, 30, 50, 0.45) 100%
    );
    z-index: -1;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==========================================
   Typography
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
}

.highlight {
    color: var(--accent-color);
}

.highlight-text {
    color: #60a5fa;
    text-shadow: 
        0 0 15px rgba(0, 0, 0, 0.9),
        0 0 25px rgba(0, 0, 0, 0.7),
        -2px -2px 0 rgba(0, 0, 0, 0.8),
        2px -2px 0 rgba(0, 0, 0, 0.8),
        -2px 2px 0 rgba(0, 0, 0, 0.8),
        2px 2px 0 rgba(0, 0, 0, 0.8),
        -2px 0 0 rgba(0, 0, 0, 0.8),
        2px 0 0 rgba(0, 0, 0, 0.8),
        0 -2px 0 rgba(0, 0, 0, 0.8),
        0 2px 0 rgba(0, 0, 0, 0.8);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 17px;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #60a5fa);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(59, 130, 246, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 40px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ==========================================
   Header
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(25, 40, 60, 0.92);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo h1 {
    font-family: var(--font-secondary);
    font-size: 24px;
    font-weight: 900;
    letter-spacing: 1px;
}

.logo .location {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 2px;
    margin-top: 4px;
}

.nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color var(--transition-base);
}

.nav a:hover {
    color: var(--accent-color);
}

.nav-cta {
    padding: 10px 24px;
    background: var(--accent-color);
    color: var(--text-primary) !important;
    border-radius: 6px;
    transition: all var(--transition-base);
}

.nav-cta:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--primary-color);
    z-index: 2000;
    transition: right var(--transition-base);
    padding: 80px 40px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mobile-nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: color var(--transition-base);
}

.mobile-nav a:hover {
    color: var(--accent-color);
}

/* ==========================================
   Fixed CTA
   ========================================== */
.fixed-cta {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 28px;
    background: linear-gradient(135deg, var(--accent-color), #60a5fa);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
    transition: all var(--transition-base);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.6);
}

.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 30px rgba(59, 130, 246, 0.4);
    }
    50% {
        box-shadow: 0 8px 40px rgba(59, 130, 246, 0.6);
    }
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: transparent;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(96, 165, 250, 0.25) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(147, 197, 253, 0.15) 0%, transparent 40%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><rect width="1" height="1" x="0" y="0" fill="rgba(255,255,255,0.03)"/></svg>');
    background-size: 50px 50px;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(59, 130, 246, 0.2);
    border: 1px solid var(--accent-color);
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 30px;
    animation: fadeInDown 1s ease;
}

.hero-title {
    font-size: 64px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease 0.2s backwards;
    color: var(--text-primary);
    max-width: 950px;
    margin-left: auto;
    margin-right: auto;
    white-space: nowrap;
    text-shadow: 
        0 0 10px rgba(0, 0, 0, 0.9),
        0 0 20px rgba(0, 0, 0, 0.7),
        -2px -2px 0 rgba(0, 0, 0, 0.8),
        2px -2px 0 rgba(0, 0, 0, 0.8),
        -2px 2px 0 rgba(0, 0, 0, 0.8),
        2px 2px 0 rgba(0, 0, 0, 0.8),
        -2px 0 0 rgba(0, 0, 0, 0.8),
        2px 0 0 rgba(0, 0, 0, 0.8),
        0 -2px 0 rgba(0, 0, 0, 0.8),
        0 2px 0 rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 22px;
    color: var(--text-primary);
    line-height: 1.8;
    margin-bottom: 50px;
    animation: fadeInUp 1s ease 0.4s backwards;
    text-shadow: 
        0 0 8px rgba(0, 0, 0, 0.9),
        -1px -1px 0 rgba(0, 0, 0, 0.7),
        1px -1px 0 rgba(0, 0, 0, 0.7),
        -1px 1px 0 rgba(0, 0, 0, 0.7),
        1px 1px 0 rgba(0, 0, 0, 0.7);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 50px;
    animation: fadeInUp 1s ease 0.6s backwards;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 42px;
    font-weight: 900;
    font-family: var(--font-secondary);
    color: var(--text-primary);
    line-height: 1;
    text-shadow: 
        0 0 10px rgba(0, 0, 0, 0.9),
        0 0 20px rgba(0, 0, 0, 0.7),
        0 4px 8px rgba(0, 0, 0, 0.8),
        -1px -1px 0 rgba(0, 0, 0, 0.8),
        1px -1px 0 rgba(0, 0, 0, 0.8),
        -1px 1px 0 rgba(0, 0, 0, 0.8),
        1px 1px 0 rgba(0, 0, 0, 0.8);
}

.stat-label {
    font-size: 16px;
    color: var(--text-primary);
    text-shadow: 
        0 0 8px rgba(0, 0, 0, 0.9),
        0 2px 6px rgba(0, 0, 0, 0.8),
        -1px -1px 0 rgba(0, 0, 0, 0.7),
        1px -1px 0 rgba(0, 0, 0, 0.7),
        -1px 1px 0 rgba(0, 0, 0, 0.7),
        1px 1px 0 rgba(0, 0, 0, 0.7);
    margin-top: 8px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.8s backwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 12px;
    letter-spacing: 2px;
    animation: fadeIn 1s ease 1s backwards;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--accent-color), transparent);
    animation: scrollLine 2s infinite;
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ==========================================
   Section Styles
   ========================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-tag {
    display: inline-block;
    padding: 10px 24px;
    background: var(--accent-color);
    border: 2px solid var(--accent-color);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.5);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.section-title {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 20px;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
}

.section-description {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

/* ==========================================
   About Section
   ========================================== */
.about-section {
    background: rgba(30, 50, 75, 0.25);
    backdrop-filter: blur(10px);
}

.about-content {
    display: grid;
    gap: 60px;
}

.about-text {
    max-width: 900px;
    margin: 0 auto;
}

.about-text .lead {
    font-size: 22px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 2;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 18px;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.value-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.2);
}

.value-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    font-size: 32px;
    color: var(--accent-color);
}

.value-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.value-card p {
    color: var(--text-muted);
    font-size: 16px;
    line-height: 1.6;
}

/* ==========================================
   Features Section
   ========================================== */
.features-section {
    background: rgba(20, 40, 65, 0.18);
    backdrop-filter: blur(10px);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.feature-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 50px 40px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), #60a5fa);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-color);
    box-shadow: 0 15px 50px rgba(59, 130, 246, 0.3);
}

.feature-number {
    font-size: 56px;
    font-weight: 900;
    font-family: var(--font-secondary);
    color: rgba(59, 130, 246, 0.6);
    line-height: 1;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 26px;
    margin-bottom: 20px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 17px;
}

/* ==========================================
   Benefits Section
   ========================================== */
.benefits-section {
    background: rgba(35, 55, 85, 0.25);
    backdrop-filter: blur(10px);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.benefit-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 35px 30px;
    transition: all var(--transition-base);
}

.benefit-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.2);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    font-size: 28px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.benefit-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.benefit-item p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
}

/* ==========================================
   Participants Section
   ========================================== */
.participants-section {
    background: rgba(25, 45, 70, 0.18);
    backdrop-filter: blur(10px);
}

.participants-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1000px;
    margin: 0 auto;
}

.participants-who h3,
.participants-conditions h3 {
    font-size: 26px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--accent-color);
}

.check-list {
    list-style: none;
    margin-bottom: 30px;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 17px;
}

.check-list i {
    color: var(--accent-color);
    font-size: 18px;
}

.note {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.8;
    padding: 20px;
    background: var(--background-card);
    border-left: 3px solid var(--accent-color);
    border-radius: 6px;
}

.condition-box {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
}

.condition-note {
    margin-top: 25px;
    padding: 15px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 6px;
    color: var(--accent-color);
    font-size: 15px;
}

/* ==========================================
   Overview Section
   ========================================== */
.overview-section {
    background: rgba(30, 50, 75, 0.25);
    backdrop-filter: blur(10px);
}

.overview-card {
    max-width: 800px;
    margin: 0 auto;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 50px;
}

.overview-item {
    display: flex;
    align-items: center;
    padding: 25px 0;
    border-bottom: 1px solid var(--border-color);
}

.overview-item:last-child {
    border-bottom: none;
}

.overview-label {
    flex: 0 0 200px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--text-muted);
}

.overview-label i {
    color: var(--accent-color);
    font-size: 20px;
}

.overview-value {
    flex: 1;
    font-size: 19px;
    font-weight: 600;
}

.overview-value small {
    display: block;
    font-size: 15px;
    font-weight: 400;
    color: var(--text-muted);
    margin-top: 5px;
}

/* ==========================================
   Flow Section
   ========================================== */
.flow-section {
    background: rgba(20, 40, 65, 0.18);
    backdrop-filter: blur(10px);
}

.flow-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.flow-timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-color), transparent);
}

.flow-item {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
}

.flow-time {
    flex: 0 0 100px;
    font-size: 22px;
    font-weight: 700;
    font-family: var(--font-secondary);
    color: var(--accent-color);
    text-align: right;
    position: relative;
}

.flow-time::after {
    content: '';
    position: absolute;
    right: -22px;
    top: 8px;
    width: 12px;
    height: 12px;
    background: var(--accent-color);
    border: 3px solid var(--background-dark);
    border-radius: 50%;
}

.flow-content {
    flex: 1;
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 25px 30px;
    transition: all var(--transition-base);
}

.flow-content:hover {
    border-color: var(--accent-color);
    transform: translateX(5px);
}

.flow-content h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.flow-content p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
}

/* ==========================================
   Rules Section
   ========================================== */
.rules-section {
    background: rgba(35, 55, 85, 0.25);
    backdrop-filter: blur(10px);
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.rule-card {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px 35px;
    transition: all var(--transition-base);
}

.rule-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.rule-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 32px;
    margin-bottom: 25px;
}

.rule-icon.forbidden {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
}

.rule-icon.recommended {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
}

.rule-icon.penalty {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
}

.rule-card h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.rule-card ul {
    list-style: none;
}

.rule-card li {
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.7;
    padding-left: 20px;
    position: relative;
}

.rule-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* ==========================================
   FAQ Section
   ========================================== */
.faq-section {
    background: rgba(25, 45, 70, 0.18);
    backdrop-filter: blur(10px);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--accent-color);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 25px 30px;
    font-size: 19px;
    font-weight: 600;
    cursor: pointer;
    position: relative;
}

.faq-question i.fa-question-circle {
    color: var(--accent-color);
    font-size: 22px;
}

.faq-toggle {
    margin-left: auto;
    color: var(--text-muted);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-toggle {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 30px 30px 67px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 17px;
}

/* ==========================================
   Apply Section
   ========================================== */
.apply-section {
    background: rgba(30, 50, 75, 0.25);
    backdrop-filter: blur(10px);
}

.apply-content {
    display: grid;
    grid-template-columns: 1.3fr 1.7fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.apply-info h3 {
    font-size: 26px;
    margin-bottom: 25px;
}

.next-event {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
}

.next-event p {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.next-event p:last-child {
    margin-bottom: 0;
}

.next-event i {
    color: var(--accent-color);
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

.next-event a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 15px;
    transition: color var(--transition-base);
}

.next-event a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.overview-value a {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 15px;
    transition: color var(--transition-base);
}

.overview-value a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.next-event strong {
    color: var(--accent-color);
    font-size: 20px;
}

.apply-notes {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

.apply-notes h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

.apply-notes ul {
    list-style: none;
}

.apply-notes li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 15px;
}

.apply-notes i {
    color: var(--success-color);
}

/* Form Styles */
.apply-form {
    background: var(--background-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 15px 25px;
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 16px;
}

.required {
    color: var(--danger-color);
    font-size: 12px;
    margin-left: 5px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--primary-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 16px;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin: 30px 0;
}

.form-checkbox input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-checkbox label {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.form-checkbox a {
    color: var(--accent-color);
    text-decoration: underline;
}

/* Form Buttons */
.form-buttons-center {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.form-note {
    margin-top: 15px;
    color: var(--text-muted);
    font-size: 14px;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: rgba(25, 45, 70, 0.75);
    backdrop-filter: blur(15px);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand h3 {
    font-family: var(--font-secondary);
    font-size: 30px;
    font-weight: 900;
    margin-bottom: 10px;
}

.footer-brand .location {
    font-size: 12px;
    color: var(--text-muted);
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 16px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 17px;
    margin-bottom: 20px;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-contact p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 15px;
}

.footer-contact i {
    color: var(--accent-color);
    margin-right: 8px;
}

.footer-note {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-top: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 15px;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .hero-title {
        font-size: 50px;
    }
    
    .section-title {
        font-size: 40px;
    }
    
    .features-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .apply-content {
        grid-template-columns: 1fr;
    }
    
    .apply-form {
        max-width: 100%;
        padding: 15px 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    /* モバイルでは背景を通常スクロールに */
    body {
        background-attachment: scroll;
    }
    
    .nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        min-height: 600px;
    }
    
    .hero-title {
        font-size: 36px;
        white-space: normal;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        gap: 30px;
    }
    
    .stat-number {
        font-size: 32px;
    }
    
    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-large {
        padding: 16px 32px;
        font-size: 16px;
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .about-values,
    .features-grid,
    .benefits-grid,
    .rules-grid {
        grid-template-columns: 1fr;
    }
    
    .participants-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .overview-card {
        padding: 30px 20px;
    }
    
    .overview-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .overview-label {
        flex: none;
    }
    
    .flow-timeline::before {
        left: 60px;
    }
    
    .flow-time {
        flex: 0 0 60px;
        font-size: 16px;
    }
    
    .flow-time::after {
        right: -17px;
        width: 10px;
        height: 10px;
    }
    
    .apply-form {
        padding: 15px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .fixed-cta {
        bottom: 20px;
        right: 20px;
        left: 20px;
    }
    
    .cta-button {
        width: 100%;
        justify-content: center;
        padding: 14px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .section-header {
        margin-bottom: 50px;
    }
    
    .faq-answer p {
        padding: 0 20px 25px 20px;
    }
}