* {
    font-family: 'Noto Sans JP', sans-serif;
}

/* Hero Section Styles */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-bg {
    background:
        radial-gradient(ellipse 600px 600px at 0% 0%, rgba(83, 157, 211, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse 600px 600px at 100% 0%, rgba(83, 157, 211, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse 600px 600px at 0% 100%, rgba(83, 157, 211, 0.35) 0%, transparent 50%),
        radial-gradient(ellipse 600px 600px at 100% 100%, rgba(83, 157, 211, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse 1000px 800px at 40% 30%, rgba(255, 107, 175, 0.8) 0%, transparent 60%),
        radial-gradient(ellipse 900px 900px at 60% 70%, rgba(255, 214, 0, 0.7) 0%, transparent 60%),
        radial-gradient(ellipse 800px 800px at 30% 60%, rgba(255, 179, 0, 0.65) 0%, transparent 55%),
        linear-gradient(135deg, #ff6baf 0%, #ffb300 35%, #ffd600 60%, #ff6baf 100%);
    position: relative;
    overflow: hidden;
}

.animate-glass-float {
    animation: glassFloat 8s ease-in-out infinite;
}

.animate-glass-float-delay {
    animation: glassFloat 8s ease-in-out infinite;
    animation-delay: 2.5s;
}

.animate-glass-float-delay-2 {
    animation: glassFloat 8s ease-in-out infinite;
    animation-delay: 5s;
}

.animate-glass-rotate {
    animation: glassRotate 12s linear infinite;
}

.animate-glass-pulse {
    animation: glassPulse 6s ease-in-out infinite;
}

@keyframes glassFloat {
    0%, 100% {
        transform: translateY(0px) translateX(0px) scale(1);
        filter: brightness(1);
    }
    33% {
        transform: translateY(-15px) translateX(8px) scale(1.05);
        filter: brightness(1.1);
    }
    66% {
        transform: translateY(10px) translateX(-5px) scale(0.95);
        filter: brightness(0.9);
    }
}

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

@keyframes glassPulse {
    0%, 100% {
        opacity: 0.7;
        transform: scale(1);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
        box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4), inset 0 2px 0 rgba(255, 255, 255, 0.3);
    }
}

.fade-up {
    animation: fadeUp 1s ease-out;
}

.fade-up-delay {
    animation: fadeUp 1s ease-out;
    animation-delay: 0.3s;
    animation-fill-mode: both;
}

.fade-up-delay-2 {
    animation: fadeUp 1s ease-out;
    animation-delay: 0.6s;
    animation-fill-mode: both;
}

@keyframes fadeUp {
    from {
        transform: translateY(40px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.hover-scale:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease;
}

.card-shadow {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
}

.card-shadow:hover {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

/* Updated color utilities */
.text-primary { color: #539dd3; }
.text-secondary { color: #ff6baf; }
.text-accent { color: #ffd600; }
.text-highlight { color: #ffb300; }
.bg-primary { background-color: #539dd3; }
.bg-secondary { background-color: #ff6baf; }
.bg-accent { background-color: #ffd600; }
.bg-highlight { background-color: #ffb300; }

.circle-connection {
    position: relative;
}

.circle-connection::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 50px;
    background: linear-gradient(to bottom, #FF7B35, #7FB069);
    left: 50%;
    bottom: -25px;
    transform: translateX(-50%);
}

.coworking-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.coworking-card:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.12);
    border-color: rgba(83, 157, 211, 0.4);
}

.coworking-image {
    width: 100%;
    height: 260px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    border-radius: 20px 20px 0 0;
}

.coworking-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(83, 157, 211, 0.15) 0%, rgba(255, 107, 175, 0.1) 25%, rgba(255, 214, 0, 0.1) 75%, rgba(255, 179, 0, 0.15) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 20px 20px 0 0;
}

.coworking-card:hover .coworking-image::after {
    opacity: 1;
}


/* Responsive Hero Section */
@media (max-width: 768px) {
    .hero-bg {
        background:
            radial-gradient(ellipse 500px 500px at 0% 0%, rgba(83, 157, 211, 0.4) 0%, transparent 50%),
            radial-gradient(ellipse 500px 500px at 100% 0%, rgba(83, 157, 211, 0.35) 0%, transparent 50%),
            radial-gradient(ellipse 500px 500px at 0% 100%, rgba(83, 157, 211, 0.35) 0%, transparent 50%),
            radial-gradient(ellipse 500px 500px at 100% 100%, rgba(83, 157, 211, 0.4) 0%, transparent 50%),
            radial-gradient(ellipse 800px 700px at 40% 30%, rgba(255, 107, 175, 0.8) 0%, transparent 60%),
            radial-gradient(ellipse 700px 700px at 60% 70%, rgba(255, 214, 0, 0.7) 0%, transparent 60%),
            radial-gradient(ellipse 600px 600px at 30% 60%, rgba(255, 179, 0, 0.65) 0%, transparent 55%),
            linear-gradient(135deg, #ff6baf 0%, #ffb300 35%, #ffd600 60%, #ff6baf 100%);
    }

    .hero-section {
        min-height: 100vh;
        padding: 80px 0 40px;
    }
}


.event-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.event-info-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.event-info-icon {
    margin-right: 0.75rem;
    font-size: 1.25rem;
    color: #FFC857;
}


/* Navigation Styles - Enhanced */
/* nav {
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    nav {
        padding: 0;
    }
} */

.swc-nav {
    top: 46px;
}

@media (min-width: 991px) {
    .swc-nav {
        top: 80px;
    }
}

.nav-container {
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    font-weight: bold;
    font-size: 1.125rem;
    color: #374151;
    padding-left: 10px !important;
}

@media (min-width: 991px) {
    .nav-brand {
        padding-left: 20px !important;
    }
}

.nav-logo {
    height: 2rem;
    width: auto;
    margin-right: 0.75rem;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 2rem;
    font-family: 'Inter', sans-serif !important;
}

.nav-menu a {
    color: #374151;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
    border-bottom: 2px solid transparent;
    font-family: 'Inter', sans-serif !important;
}

.nav-menu a:hover {
    color: #FF7B35;
    border-bottom-color: #FF7B35;
}

.nav-right {
    font-size: 0.875rem;
    color: #6B7280;
    font-weight: 500;
}

.nav-right a {
    color: #6B7280;
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-right a:hover {
    color: #FF7B35;
}

/* Mobile Navigation */
.mobile-menu-button {
    display: none;
    background: transparent;
    border: none;
    width: 56px;
    height: 56px;
    cursor: pointer;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-button:hover {
    transform: scale(1.08);
}

.mobile-menu-button:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
}

.burger-line {
    position: absolute;
    width: 26px;
    height: 3px;
    background: white;
    border-radius: 3px;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.burger-line:nth-child(1) {
    top: 18px;
    transform: translateX(-50%);
}

.burger-line:nth-child(2) {
    top: 28px;
    transform: translateX(-50%);
}

.burger-line:nth-child(3) {
    top: 38px;
    transform: translateX(-50%);
}

.mobile-menu-button.active {
    background: transparent;
}

.mobile-menu-button.active .burger-line:nth-child(1) {
    transform: translateX(-50%) rotate(45deg);
    top: 28px;
}

.mobile-menu-button.active .burger-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-50%) scale(0);
}

.mobile-menu-button.active .burger-line:nth-child(3) {
    transform: translateX(-50%) rotate(-45deg);
    top: 28px;
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-overlay.show {
    opacity: 1;
}

.mobile-menu-content {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: white;
    backdrop-filter: blur(25px);
    transition: right 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    padding: 2rem 1.5rem;
    overflow-y: auto;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
}

@media screen and (min-width: 768px) {
    .mobile-menu-content {
        width: 50%;
    }
}

.mobile-menu-content.show {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(55, 65, 81, 0.2);
}

.mobile-menu-header .nav-brand {
    color: #374151 !important;
}

.mobile-close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #374151;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1001;
}


.mobile-nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif !important;
}

.mobile-nav-menu li {
    margin-bottom: 1rem;
}

.mobile-nav-menu a {
    color: #374151;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.3rem;
    padding: 1.25rem 0;
    display: block;
    border-bottom: 1px solid rgba(55, 65, 81, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.mobile-nav-menu a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #374151;
    transition: width 0.3s ease;
}

.mobile-nav-menu a:hover::after {
    width: 50px;
}

/* Responsive Navigation - Always use hamburger menu */
.nav-menu {
    display: none !important;
}

.mobile-menu-button {
    display: block !important;
}

    .mobile-menu-overlay.show {
        display: block;
    }

/* PC版でのメニュー調整 */
@media screen and (min-width: 769px) {
    .mobile-menu-overlay .mobile-menu-content {
        width: 50vw !important;
        right: -50vw !important;
    }

    .mobile-menu-overlay .mobile-menu-content.show {
        right: 0 !important;
    }
}

/* SP版でのロゴ調整 */
@media (max-width: 768px) {
    .nav-logo {
        height: auto;
        width: 16rem;
        margin-right: 0.5rem;
        object-fit: contain;
    }

    .nav-brand {
        font-size: 0.875rem;
        color: #374151 !important;
    }

    /* フッターのロゴもヘッダーに合わせて調整 */
    .footer-logo {
        height: 2rem !important;
        margin-right: 0 !important;
    }

    #about h3 {
        font-size: 1.875rem;
        line-height: 1.3;
    }

    #about p {
        font-size: 1rem;
    }

    #about .w-80 {
        width: 16rem;
        height: 16rem;
    }

    #about .w-48 {
        width: 8rem;
        height: 8rem;
    }

    #about .w-20 {
        width: 4rem;
        height: 4rem;
    }

    #about .text-lg {
        font-size: 1rem;
    }

    #about .expansion-note {
        padding: 1rem;
        margin: 1rem 0;
    }

    #about .expansion-note h4 {
        font-size: 1.125rem;
    }
}

/* Hero section fix */
.hero-section {
    padding-top: 9rem;
    padding-bottom: 4rem;
}

@media (min-width: 991px) {
    .hero-section {
        padding-top: 14rem;
    }
}

.expansion-note {
    background: linear-gradient(135deg, rgba(74, 123, 167, 0.1) 0%, rgba(232, 123, 61, 0.08) 25%, rgba(127, 176, 105, 0.08) 50%, rgba(212, 182, 90, 0.1) 100%);
    border: 2px solid rgba(74, 123, 167, 0.2);
    border-radius: 20px;
    padding: 2rem;
    margin: 1.5rem 0;
    position: relative;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.news-item {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.8);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.news-item:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.12);
    border-color: rgba(83, 157, 211, 0.4);
}

.news-date {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.news-title {
    font-size: 1.3rem;
    font-weight: bold;
    color: #333;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.news-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.news-tag {
    display: inline-block;
    background: linear-gradient(135deg, #539dd3, #6bb5e8);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.news-tag.event {
    background: linear-gradient(135deg, #ff6baf, #ffd600);
}

.news-tag.info {
    background: linear-gradient(135deg, #ffd600, #ffb300);
}

/* Community Join Button */
.join-community-btn {
    background: linear-gradient(135deg, #4A154B 0%, #611f69 100%);
    color: white;
    padding: 1rem 3rem;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.join-community-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 21, 75, 0.3);
    color: white;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    background: linear-gradient(135deg, #2C4F7A 0%, #FF7B35 100%);
    color: white;
    padding: 2rem;
    border-radius: 16px 16px 0 0;
    text-align: center;
}

.modal-body {
    padding: 2rem;
}

.close {
    position: absolute;
    right: 1rem;
    top: 1rem;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
}

.close:hover {
    opacity: 0.7;
}

/* Slack Community Form Styles */
.community-form {
    max-width: 100%;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
}

.form-label.required::after {
    content: " *";
    color: #FF7B35;
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: none;
    border-color: #2C4F7A;
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.guidelines-box {
    background: #f8fafc;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.guidelines-title {
    font-weight: bold;
    color: #333;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.guidelines-item {
    margin: 0.75rem 0;
    display: flex;
    align-items: flex-start;
}

.guidelines-checkbox {
    margin-right: 0.5rem;
    margin-top: 0.2rem;
}

.submit-btn {
    background: #2C4F7A;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
}

.submit-btn:hover:not(:disabled) {
    background: #1e3a5f;
}

.submit-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
}

.thank-you-message {
    text-align: center;
    background: linear-gradient(135deg, #2C4F7A 0%, #FF7B35 100%);
    color: white;
    padding: 3rem 2rem;
    border-radius: 16px;
}

.slack-invite-btn {
    background: #4A154B;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 1.5rem;
    display: inline-block;
    text-decoration: none;
}

.slack-invite-btn:hover {
    background: #611f69;
    color: white;
}

/* LINE登録ボタン専用の緑色スタイル */
.line-register-btn {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%) !important;
    color: white !important;
    padding: 1.5rem 3rem;
    border: none;
    border-radius: 12px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}

.line-register-btn:hover {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(34, 197, 94, 0.3);
    color: white !important;
}

.column-content {
    position: relative;
}

.footer {
    position: relative;
}