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

body {
    font-family: 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Yu Gothic Medium', 'Meiryo', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
    padding: 20px 0;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header.scrolled .nav-link {
    color: #333;
}

.header.scrolled .logo img {
    filter: brightness(0);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    opacity: 1;
    transition: all 0.3s ease;
}

.logo img {
    height: 40px;
}

.nav {
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.5s ease;
    display: flex;
    gap: 2rem;
}

.header.scrolled .nav {
    opacity: 1;
    transform: translateY(0);
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.header.scrolled .nav-link {
    color: #333;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
}

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

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

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96c93d);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 1; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.5; }
}

.geometric-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    border: 3px solid transparent;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96c93d);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.shape:nth-child(1) {
    width: 200px;
    height: 200px;
    top: 10%;
    left: 10%;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b6b, #ffa502);
    opacity: 0.3;
    animation: floatShape1 6s ease-in-out infinite, gradientShift 8s ease infinite;
}

.shape:nth-child(2) {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    background: linear-gradient(45deg, #4ecdc4, #45b7d1);
    opacity: 0.3;
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    animation: rotate 20s linear infinite, gradientShift 8s ease infinite;
}

.shape:nth-child(3) {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    border-radius: 50%;
    background: linear-gradient(45deg, #96c93d, #4ecdc4);
    opacity: 0.3;
    animation: floatShape3 8s ease-in-out infinite, gradientShift 8s ease infinite;
}

@keyframes floatShape1 {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
    }
    50% { 
        transform: translate(20px, -20px) scale(1.1);
    }
}

@keyframes floatShape3 {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
    }
    50% { 
        transform: translate(-15px, 15px) scale(0.95);
    }
}

@keyframes rotate {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-content {
    text-align: center;
    color: #333333;
    z-index: 10;
    max-width: 800px;
    padding: 0 20px;
    opacity: 0;
    transform: translateY(20px);
}

.hero-content.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    color: #333333;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    font-weight: 300;
    line-height: 1.6;
    color: #333333;
}

.hero-title.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.2s;
}

.hero-subtitle.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.3s;
}

.typewriter {
    border-right: 3px solid #333333;
    padding-right: 5px;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { border-color: transparent; }
    51%, 100% { border-color: #333333; }
}

.cta-container {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.cta-container.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.4s;
}

.cta-button {
    padding: 15px 40px;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.cta-primary {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.3);
}

.cta-secondary {
    background: transparent;
    color: #029EE8;
    border: 2px solid #029EE8;
    transition: all 0.3s ease;
}

.cta-secondary:hover {
    background: #029EE8;
    color: #ffffff;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(2, 158, 232, 0.2);
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.features-preview {
    display: flex;
    gap: 20px;
    opacity: 0;
    transform: translateY(20px);
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 3rem;
    width: 100%;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.features-preview.visible {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

.feature-card {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 15px;
    border-radius: 15px;
    text-align: center;
    color: #333333;
    min-width: 120px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    /* ホバー効果を削除 */
}

.feature-card div {
    color: #333333;
    font-weight: 500;
}

.feature-icon {
    width: 40px;
    height: 40px;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    /* ホバー効果を削除 */
}

.feature-subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 300;
}

.microsoft-logo {
    position: absolute;
    top: 30px;
    left: 30px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    opacity: 0;
    animation: slideInFade 1s ease-out 0.2s forwards;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: #333333;
    opacity: 0;
    animation: slideInFade 1s ease-out 2.5s forwards, bounce 2s ease-in-out 3s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border: 3px solid transparent;
    border-radius: 50%;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96c93d);
    background-size: 400% 400%;
    animation: pulse 3s ease-in-out infinite, gradientShift 8s ease infinite;
    opacity: 0.3;
}

@keyframes pulse {
    0% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.5); opacity: 0.1; }
    100% { transform: translate(-50%, -50%) scale(2); opacity: 0; }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(45deg, #dc2626, #ef4444);
    color: white;
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.4);
}

.btn-secondary {
    background: white;
    color: #1e3a8a;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

/* Section Styles */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: #1e3a8a;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    margin: 1rem auto;
    border-radius: 2px;
}

/* Problems Section */
.problems {
    padding: 80px 0;
    background: #f8fafc;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.problem-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.problem-card.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.problem-card:hover {
    /* ホバー効果を削除 */
}

.problem-icon {
    color: #dc2626;
    margin-bottom: 1.5rem;
}

.problem-icon img {
    max-width: 200px;
    height: auto;
    object-fit: contain;
}

.problem-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.problem-card p {
    color: #64748b;
    line-height: 1.6;
}

.solution-arrow {
    text-align: center;
    margin-top: 3rem;
}

.arrow-icon {
    font-size: 3rem;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.solution-text {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e3a8a;
}

.text-primary {
    color: #dc2626;
}

/* Platform Info Section */
.platform-info {
    padding: 80px 0;
    background: white;
}

.platform-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.platform-description {
    font-size: 1.2rem;
    color: #64748b;
    line-height: 1.8;
}

.platform-image {
    max-width: 450px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    align-items: center;
}

.platform-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    opacity: 0;
    transform: translateY(20px);
}

.service-card-left {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    align-items: center;
}

.service-card-left-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

.service-card-left-col img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin-bottom: 1rem;
}

.service-card-left-col h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e3a8a;
    margin-bottom: 0;
}

.service-card-right {
    direction: rtl;
}

.service-card-right .service-content {
    direction: ltr;
}

.service-card-right-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.service-subtitle {
    font-size: 1.1rem;
    font-weight: 700;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.service-card-right-col p {
    color: #64748b;
    line-height: 1.6;
}

.service-card:hover {
    /* ホバー効果を削除 */
}

/* Process Section */
.process {
    padding: 80px 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
}

.process .section-title {
    color: white;
}

.process .section-title::after {
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
}

.process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

.process-step {
    background: #fff;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    flex: 1;
    min-width: 280px;
    max-width: 350px;
    transition: all 0.3s ease;
    text-align: center;
}

.process-step.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #3b82f6, #60a5fa);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.process-step h3 {
    margin: 1rem 0;
    font-size: 1.25rem;
    color: #1e3a8a;
    text-align: center;
}

.process-step p {
    color: #4b5563;
    line-height: 1.6;
    text-align: left;
}

.process-arrow {
    font-size: 2rem;
    color: white;
    font-weight: bold;
}

@media (max-width: 1200px) {
    .process-step {
        min-width: 240px;
        max-width: 300px;
        padding: 1.5rem;
    }
}

@media (max-width: 992px) {
    .process-step {
        min-width: 200px;
        max-width: 250px;
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    .process-flow {
        flex-direction: column;
        gap: 1.5rem;
    }

    .process-step {
        width: 100%;
        max-width: 100%;
        min-width: unset;
    }

    .process-arrow {
        transform: rotate(90deg);
    }
}

/* Service Plans Section */
.service-plans {
    padding: 80px 0;
    background: #f8fafc;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.plan-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.plan-card.fade-in {
    opacity: 1;
    transform: translateY(0);
}

.plan-card:hover {
    /* ホバー効果を削除 */
}

.plan-card.featured {
    border: 3px solid #3b82f6;
    position: relative;
    transform: scale(1.05);
}

.plan-card.featured::before {
    content: 'おすすめ';
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(45deg, #dc2626, #ef4444);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.plan-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #f1f5f9;
}

.plan-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.plan-icon {
    color: #3b82f6;
    margin-bottom: 1rem;
}

.plan-description {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.plan-features {
    list-style: none;
}

.plan-features li {
    padding: 0.5rem 0;
    color: #64748b;
    position: relative;
    padding-left: 1.5rem;
}

.plan-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* CTA Section */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: #1e3a8a;
    padding: 2rem 0;
    color: white;
}

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

.footer-logo img {
    height: 40px;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        padding: 0 20px;
    }

    .logo {
        z-index: 1002;
    }

    .hamburger {
        display: block;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        padding: 80px 20px 20px;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-link {
        font-size: 1.2rem;
        color: #333;
        display: block;
        padding: 10px 0;
    }

    .header.scrolled .hamburger span {
        background-color: #333;
    }

    .hamburger span {
        background-color: #333;
    }

    .features-preview {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .cta-container {
        flex-direction: column;
        gap: 1rem;
    }

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

    .nav-link {
        color: #333;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .problems-grid,
    .plans-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .plan-card.featured {
        transform: none;
    }
    
    .section-title {
        font-size: 2rem !important;
    }

    .trend-title {
        font-size: 2rem !important;
    }
    
    .container {
        padding: 0 15px;
    }

    .service-card-left {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .service-card-left-col, .service-card-right-col {
        align-items: center;
        text-align: center;
    }

    .service-card-right-col {
        align-items: center;
    }

    .feature-card {
        min-width: 100px;
        padding: 10px;
    }
    
    .feature-icon {
        width: 32px;
        height: 32px;
    }

    .highlight-platform {
        font-size: 1.3em;
    }

    .platform-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .platform-text {
        order: 1;
    }

    .platform-image {
        order: 2;
        max-width: 100px;
        margin: 2rem auto;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem !important;
    }

    .trend-title {
        font-size: 1.8rem !important;
    }
    
    .cta h2 {
        font-size: 2rem;
    }
    
    .cta p {
        font-size: 1.1rem;
    }
    
    .problem-card,
    .service-card,
    .plan-card,
    .process-step {
        padding: 1.5rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
.btn:focus,
.nav-link:focus {
    outline: 2px solid #fbbf24;
    outline-offset: 2px;
}

/* Loading animation for images */
img {
    transition: opacity 0.3s ease;
}

img:not([src]) {
    opacity: 0;
}

/* Hover effects for interactive elements */
.problem-card,
.service-card,
.plan-card {
    /* cursor: pointerを削除 */
}

/* Print styles */
@media print {
    .header,
    .cta,
    .footer {
        display: none;
    }
    
    .hero {
        background: white;
        color: black;
    }
    
    .hero-title,
    .section-title {
        color: black;
    }
}

/* Trend Section */
.trend {
    padding: 80px 0;
    position: relative;
}

.trend-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.trend-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e3a8a;
}

.trend-text {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #333;
}

.highlight-platform {
    font-size: 1.5em;
    background: linear-gradient(45deg, #ff6b6b, #ffa502);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
    display: inline-block;
    margin-right: 0.2em;
}

/* Possibilities Section */
.possibilities {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #64748b;
    margin-bottom: 3rem;
}

.possibilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 4rem;
}

.possibility-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.possibility-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.possibility-card:hover {
    /* ホバー効果を削除 */
}

.possibility-card:hover::before {
    /* ホバー効果を削除 */
}

.possibility-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.possibility-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

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

.possibility-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.4;
}

.possibility-content p {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 20px;
    white-space: normal;
}

.possibility-tag {
    display: inline-block;
    padding: 5px 15px;
    background: #f1f5f9;
    color: #3b82f6;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.highlight {
    color: #3b82f6;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: rgba(59, 130, 246, 0.2);
    z-index: -1;
}

.possibilities-cta {
    text-align: center;
    margin-top: 4rem;
}

.possibilities-cta p {
    font-size: 1.2rem;
    color: #334155;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.possibilities-cta .highlight {
    font-size: 1.3rem;
}

@media (max-width: 1024px) {
    .possibilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .possibilities {
        padding: 60px 0;
    }

    .possibilities-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .possibility-card {
        padding: 20px;
    }

    .possibility-content h3 {
        font-size: 1.3rem;
    }

    .section-subtitle {
        font-size: 1.1rem;
    }

    .sp-only {
        display: block;
    }
}

@media (min-width: 769px) {
    .sp-only {
        display: none;
    }
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: #333;
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    bottom: 0;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 2rem;
}

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

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        padding: 80px 20px 20px;
        transition: right 0.3s ease;
        z-index: 1000;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-link {
        font-size: 1.2rem;
        color: #333;
        display: block;
        padding: 10px 0;
    }

    .header.scrolled .hamburger span {
        background-color: #333;
    }

    .hamburger span {
        background-color: #333;
    }
}

/* 表示制御用クラス */
.sp-only {
    display: none;
}

.pc-only {
    display: block;
}

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

    .pc-only {
        display: none;
    }

    .platform-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .platform-text {
        order: 1;
    }

    .platform-image {
        max-width: 100px;
        margin: 2rem auto;
    }
}