@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@700&display=swap");
/* -----------------------------------------------------
メディアクエリ
-------------------------------------------------------- */
/* Custom styles for RORO Terminal LP */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

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

        .lp-container {
            width: 100%;
            overflow-x: hidden;
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            height: 450px;
background-image: linear-gradient(135deg, #00a9ff 0%, #b5cae8 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.5;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 1200px;
            padding: 40px 40px;
			background: rgba(255, 255, 255, 0.35);
            backdrop-filter: blur(10px);
        }

        .hero-content h3 {
            font-size: 2rem;
			color: #10175c;
			line-height: 3rem;
			text-shadow: 2px 2px 10px #ffffff ,
-2px 2px 10px #ffffff ,
2px -2px 10px #ffffff ,
-2px -2px 10px #ffffff;
        }

        .hero-title {
            font-size: 4.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.3;
			text-shadow: 2px 2px 10px #ffffff ,
-2px 2px 10px #ffffff ,
2px -2px 10px #ffffff ,
-2px -2px 10px #ffffff;
			 color: #10175c;
        }

        .hero-title + h3 {	
  		border-top: 3px solid #fff; /* 見出しとテキストの間に罫線 */
  		padding-top: 2rem;           /* 罫線とテキストの間に余白 */
        }

        .hero-title span{
            font-size: 2.9rem;
    		line-height: 6rem;
        }

        .hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 40px;
            font-weight: 400;
        }

        .hero-features {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 50px;
            flex-wrap: wrap;
        }

        .hero-feature-item {
            background: rgba(255, 255, 255, 0.55);
            backdrop-filter: blur(10px);
            padding: 25px 35px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.3);
        }

        .hero-feature-item h3 {
            font-size: 1.8rem;
            font-weight: 600;
			color: #10175c;
        }

        /* Section Common Styles */
        .section {
            padding: 40px 20px;
        }

        .section-title {
            text-align: center;
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: #1b6ebd;
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.1rem;
            color: #666;
            margin-bottom: 60px;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

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

        /* Overview Section */
        .overview-section {
            background: #f8f9fa;
        }

        .overview-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .overview-text h3 {
            font-size: 2.6rem;
            color: #1b6ebd;
            margin-bottom: 20px;
        }

        .overview-text p {
            line-height: 1.8;
            margin-bottom: 15px;
        }

        .overview-image {
            width: 100%;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        /* Features Cards */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .feature-card {
            background: white;
            border-radius: 12px;
            padding: 40px 30px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border-top: 4px solid #1b6ebd;
        }

        .feature-card:hover {
            /*transform: translateY(-5px);

            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);*/
        }

        .feature-icon {
            width: 80px;
            height: 80px;
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 2.0rem;
            color: #1b6ebd;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .feature-card p {
            line-height: 1.7;
            color: #555;
        }

        .feature-card img {
            width: 100%;
        }

        /* Problems Section */
        .problems-section {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
        }

        .problems-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .problem-item {
            background: white;
            padding: 30px;
            border-radius: 8px;
            border-left: 5px solid #dc3545;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .problem-item h4 {
            font-size: 2.0rem;
            color: #dc3545;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .problem-item p {
            color: #555;
            line-height: 1.7;
        }

        .solution-arrow {
            text-align: center;
            margin: 40px 0;
            font-size: 3rem;
            color: #1b6ebd;
        }

        .solution-box {
            background: linear-gradient(135deg, #1b6ebd 0%, #004d7a 100%);
            color: white;
            padding: 40px;
            border-radius: 12px;
            text-align: center;
        }

        .solution-box h3 {
            font-size: 3.5rem;
            margin-bottom: 20px;
        }

        .solution-box p {
            font-size: 1.8rem;
            line-height: 1.8;
        }

        /* Advantages Section */
        .advantages-section {
            background: white;
        }

        .advantages-list {
            display: grid;
            gap: 25px;
        }

        .advantage-item {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            padding: 25px;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 5px solid #28a745;
        }

        .advantage-number {
            background: #28a745;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .advantage-content h4 {
            font-size: 2.0rem;
            color: #28a745;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .advantage-content p {
            color: #555;
            line-height: 1.7;
        }

        /* System Diagram Section */
        .system-diagram-section {
            background: #f8f9fa;
        }

        .diagram-container {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }

        .system-diagram {
            width: 100%;
            max-width: 1000px;
            margin: 0 auto;
        }

        .diagram-description {
            margin-top: 30px;
            padding: 25px;
            background: #f8f9fa;
            border-radius: 8px;
        }

        .diagram-description h4 {
            font-size: 1.3rem;
            color: #1b6ebd;
            margin-bottom: 15px;
        }

        .diagram-description ul {
            list-style: none;
            padding: 0;
        }

        .diagram-description li {
            padding: 10px 0;
            padding-left: 30px;
            position: relative;
            line-height: 1.7;
        }

        .diagram-description li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #28a745;
            font-weight: 700;
            font-size: 1.2rem;
        }

        /* Use Cases Section */
        .use-cases-section {
            background: white;
        }

        .use-cases-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .use-case-card {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            border-radius: 12px;
            overflow: hidden;
            /*box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);*/
            /*transition: transform 0.3s ease;*/
        }

        .use-case-card:hover {
            /*transform: translateY(-5px);*/
        }

        .use-case-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .use-case-content {
            padding: 30px;
        }

        .use-case-content h3 {
            font-size: 2.0rem;
            color: #1b6ebd;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .use-case-content p {
            color: #555;
            line-height: 1.7;
        }

        /* FAQ Section */
        .faq-section {
            background: #f8f9fa;
        }

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

        .faq-item {
            background: white;
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .faq-question {
            padding: 25px 30px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 2.0rem;
            color: #1b6ebd;
            transition: background 0.3s ease;
        }

        .faq-question:hover {
            background: #f8f9fa;
        }

        .faq-question::after {
            content: "+";
            font-size: 3.0rem;
            font-weight: 400;
            transition: transform 0.3s ease;
        }

        .faq-question.active::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }

        .faq-answer-content {
            padding: 0 30px 25px 30px;
            color: #555;
            line-height: 1.8;
        }

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

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, #1b6ebd 0%, #004d7a 100%);
            color: white;
            text-align: center;
            padding: 80px 20px;
        }

        .cta-section h2 {
            font-size: 3.5rem;
            margin-bottom: 20px;
        }

        .cta-section p {
            font-size: 1.8rem;
            margin-bottom: 40px;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .terminal-btn {
            padding: 18px 40px;
            font-size: 2.0rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: white;
            color: #1b6ebd;
        }

        .btn-primary:hover {
            background: #f8f9fa;
            transform: translateY(-2px);
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn-secondary:hover {
            background: white;
            color: #1b6ebd;
            transform: translateY(-2px);
        }

		.youtube {
			margin: 0 auto;
			width: 70%;
			margin-bottom: 40px;
		}

        /* Responsive Design */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
				
        .hero-title span{
            font-size: 1rem;
    		line-height: 4rem;
        }

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

            .hero-features {
                flex-direction: column;
                gap: 20px;
            }

            .section-title {
                font-size: 2rem;
            }

			.overview-content {
				display: grid;
				grid-template-columns: 1fr;
			}

            .features-grid {
				display: grid;
                grid-template-columns: 1fr;
            }

            .problems-grid {
				display: grid;
                grid-template-columns: 1fr;
            }

            .use-cases-grid {
				display: grid;
                grid-template-columns: 1fr;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

            .terminal-btn {
                width: 100%;
                max-width: 300px;
            }
        }