/* Hero logo image sizing */
.hero img[alt="logo"],
.hero .logo,
.hero .hero-logo {
    display: block;
    max-width: 180px; /* adjust as desired */
    width: 40vw;      /* responsive cap on small screens */
    height: auto;
    margin: 0 auto 0.75rem; /* center above text */
}

@media (min-width: 768px) {
    .hero img[alt="logo"],
    .hero .logo,
    .hero .hero-logo {
        max-width: 160px;
        width: auto;
    }
}
/* Logo/hero title sizing */
.hero h1 {
    font-size: clamp(28px, 6vw, 48px);
    line-height: 1.1;
}

.hero p {
    font-size: clamp(14px, 2.4vw, 18px);
}

.hero .cta-button {
    font-size: clamp(14px, 2.2vw, 16px);
    padding: 0.6rem 1rem;
}
/* Screenshots carousel responsive styling */
.screenshots-section {
    padding: 2rem 1rem;
}

.screenshots-container {
    max-width: 1000px;
    margin: 0 auto;
}

.screenshots-carousel {
    position: relative;
    overflow: hidden;
}

#carouselTrack {
    display: flex;
    gap: 1rem;
    scroll-behavior: smooth;
    will-change: transform;
}

.screenshot-slide {
    flex: 0 0 100%;
}

.screenshot-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: start;
}

.screenshot-image {
    background: #0f172a08;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 16px;
    padding: 0.5rem;
}

.screenshot-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.screenshot-caption h3 {
    margin: 0.25rem 0 0.5rem;
}

.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    background: rgba(255,255,255,0.9);
    border: 1px solid rgba(0,0,0,0.08);
    backdrop-filter: blur(6px);
    width: 40px;
    height: 40px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.carousel-nav.prev { left: 8px; }
.carousel-nav.next { right: 8px; }

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.carousel-dots .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #cbd5e1;
}

.carousel-dots .dot.active { background: #334155; }

.thumbnail-gallery {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.5rem;
    margin-top: 1rem;
}

.thumbnail {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 10px;
    cursor: pointer;
}

.thumbnail.active {
    border-color: rgba(51, 65, 85, 0.5);
    background: rgba(51, 65, 85, 0.06);
}

/* Desktop split layout for image + caption */
@media (min-width: 768px) {
    .screenshot-wrapper {
        grid-template-columns: 1.2fr 1fr;
        align-items: center;
    }

    .screenshot-image {
        padding: 0.75rem;
    }
}

/* Large desktop: constrain the image height a bit while keeping aspect ratio */
@media (min-width: 1024px) {
    .screenshot-image img {
        max-height: 560px;
        object-fit: contain;
    }
}
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background-color: #FFF;
            color: #333;
            line-height: 1.6;
        }

        /* Navigation */
        nav {
            background-color: #007AFF;
            padding: 1rem 2rem;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 122, 255, 0.1);
        }

        nav ul {
            list-style: none;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 2rem;
        }

        nav ul li a {
            color: #FFF;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            transition: background-color 0.3s ease;
        }

        nav ul li a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }

        nav ul li a.active {
            background-color: rgba(255, 255, 255, 0.3);
        }

        /* Hero Section */
        .hero {
            margin-top: 80px;
            padding: 4rem 2rem;
            text-align: center;
            background: linear-gradient(135deg, rgba(0, 122, 255, 0.05) 0%, rgba(0, 122, 255, 0.02) 100%);
        }

        .hero h1 {
            font-size: 3rem;
            color: #007AFF;
            margin-bottom: 1rem;
            animation: fadeInUp 0.8s ease;
        }

        .hero p {
            font-size: 1.3rem;
            color: #666;
            max-width: 600px;
            margin: 0 auto 2rem;
            animation: fadeInUp 0.8s ease 0.2s backwards;
        }

        .cta-button {
            display: inline-block;
            background-color: #007AFF;
            color: #FFF;
            padding: 1rem 2.5rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            animation: fadeInUp 0.8s ease 0.4s backwards;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3);
        }

        /* Features Section */
        .features {
            padding: 4rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .features h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #007AFF;
            margin-bottom: 3rem;
        }

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

        .feature-card {
            background: #FFF;
            padding: 2rem;
            border-radius: 15px;
            border: 2px solid #007AFF;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            cursor: pointer;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 122, 255, 0.15);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            color: #007AFF;
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .feature-card p {
            color: #666;
        }

        /* Page Sections */
        .page-section {
            display: none;
            padding: 6rem 2rem 4rem;
            max-width: 1000px;
            margin: 0 auto;
            animation: fadeIn 0.5s ease;
        }

        .page-section.active {
            display: block;
        }

        .page-section h2 {
            color: #007AFF;
            font-size: 2.5rem;
            margin-bottom: 2rem;
        }

        .page-section p {
            font-size: 1.1rem;
            color: #666;
            margin-bottom: 1.5rem;
            line-height: 1.8;
        }

        /* Contact Form */
        .contact-form {
            max-width: 600px;
            margin: 2rem auto;
        }

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

        .form-group label {
            display: block;
            color: #007AFF;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #007AFF;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #0051D5;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 150px;
        }

        .submit-button {
            background-color: #007AFF;
            color: #FFF;
            padding: 1rem 2rem;
            border: none;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .submit-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3);
        }

        /* Footer */
        footer {
            background-color: #007AFF;
            color: #FFF;
            text-align: center;
            padding: 2rem;
            margin-top: 4rem;
        }

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

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

        /* Mobile Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }

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

            nav ul {
                flex-wrap: wrap;
                gap: 1rem;
            }

            .features h2,
            .page-section h2 {
                font-size: 2rem;
            }
        }

roadmap-section {
            padding: 4rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
            background-color: #FFF;
        }

        .roadmap-section h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #007AFF;
            margin-bottom: 1rem;
        }

        .roadmap-subtitle {
            text-align: center;
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        .roadmap-timeline {
            position: relative;
            padding: 2rem 0;
        }

        /* Vertical line */
        .roadmap-timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 100%;
            background: linear-gradient(to bottom, #007AFF, rgba(0, 122, 255, 0.3));
            border-radius: 2px;
        }

        .roadmap-item {
            display: flex;
            align-items: center;
            margin-bottom: 3rem;
            position: relative;
            opacity: 0;
            animation: fadeInUp 0.6s ease forwards;
        }

        .roadmap-item:nth-child(1) { animation-delay: 0.1s; }
        .roadmap-item:nth-child(2) { animation-delay: 0.2s; }
        .roadmap-item:nth-child(3) { animation-delay: 0.3s; }
        .roadmap-item:nth-child(4) { animation-delay: 0.4s; }
        .roadmap-item:nth-child(5) { animation-delay: 0.5s; }
        .roadmap-item:nth-child(6) { animation-delay: 0.6s; }

        /* Alternating sides */
        .roadmap-item:nth-child(odd) {
            flex-direction: row;
        }

        .roadmap-item:nth-child(even) {
            flex-direction: row-reverse;
        }

        .roadmap-content {
            width: 45%;
            padding: 1.5rem;
            background: #FFF;
            border: 2px solid #007AFF;
            border-radius: 15px;
            position: relative;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .roadmap-content:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 122, 255, 0.2);
        }

        .roadmap-content.completed {
            background: linear-gradient(135deg, rgba(0, 122, 255, 0.05) 0%, rgba(0, 122, 255, 0.02) 100%);
        }

        .roadmap-content h3 {
            color: #007AFF;
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .roadmap-content .quarter {
            display: inline-block;
            background-color: #007AFF;
            color: #FFF;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .roadmap-content p {
            color: #666;
            line-height: 1.6;
            margin-bottom: 1rem;
        }

        .roadmap-content ul {
            list-style: none;
            padding: 0;
        }

        .roadmap-content ul li {
            color: #666;
            padding: 0.3rem 0;
            padding-left: 1.5rem;
            position: relative;
        }

        .roadmap-content ul li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #007AFF;
            font-weight: bold;
        }

        .status-badge {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-top: 0.5rem;
        }

        .status-badge.completed {
            background-color: #34C759;
            color: #FFF;
        }

        .status-badge.in-progress {
            background-color: #007AFF;
            color: #FFF;
        }

        .status-badge.planned {
            background-color: #E5E5EA;
            color: #666;
        }

        /* Center circle marker */
        .roadmap-marker {
            width: 10%;
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 10;
        }

        .marker-circle {
            width: 24px;
            height: 24px;
            background-color: #007AFF;
            border: 4px solid #FFF;
            border-radius: 50%;
            box-shadow: 0 0 0 4px #007AFF;
            transition: transform 0.3s ease;
        }

        .roadmap-item:hover .marker-circle {
            transform: scale(1.3);
        }

        .marker-circle.completed {
            background-color: #34C759;
            box-shadow: 0 0 0 4px #34C759;
        }

        .marker-circle.planned {
            background-color: #E5E5EA;
            box-shadow: 0 0 0 4px #E5E5EA;
        }

        /* Mobile Responsive */
        @media (max-width: 768px) {
            .roadmap-timeline::before {
                left: 20px;
            }

            .roadmap-item {
                flex-direction: row !important;
                padding-left: 50px;
            }

            .roadmap-content {
                width: 100%;
            }

            .roadmap-marker {
                position: absolute;
                left: 0;
                width: auto;
            }

            .roadmap-section h2 {
                font-size: 2rem;
            }
                  .screenshots-section h2 {
                font-size: 2rem;
            }

            .carousel-nav {
                width: 40px;
                height: 40px;
                font-size: 1.2rem;
            }

            .carousel-nav.prev {
                left: 10px;
            }

            .carousel-nav.next {
                right: 10px;
            }

            .screenshot-slide {
                padding: 1rem;
            }

            .thumbnail-gallery {
                grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
                gap: 1rem;
            }

            .thumbnail-image {
                height: 120px;
            }
        }

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

        .screenshots-section {
            padding: 4rem 2rem;
            background: linear-gradient(135deg, rgba(0, 122, 255, 0.03) 0%, rgba(0, 122, 255, 0.01) 100%);
        }

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

        .screenshots-section h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #007AFF;
            margin-bottom: 1rem;
        }

        .screenshots-subtitle {
            text-align: center;
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Main carousel */
        .screenshots-carousel {
            position: relative;
            overflow: hidden;
            border-radius: 20px;
            margin-bottom: 2rem;
        }

        .carousel-track {
            display: flex;
            transition: transform 0.5s ease;
        }

        .screenshot-slide {
            min-width: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 2rem;
        }

        .screenshot-wrapper {
            position: relative;
            max-width: 800px;
            width: 100%;
            background: #FFF;
            border-radius: 15px;
            box-shadow: 0 20px 60px rgba(0, 122, 255, 0.2);
            overflow: hidden;
            border: 3px solid #007AFF;
        }

        .screenshot-image {
            width: 100%;
            height: auto;
            display: block;
            background: linear-gradient(135deg, #f5f5f7 0%, #e8e8ed 100%);
            min-height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #666;
            font-size: 1.2rem;
        }

        .screenshot-caption {
            padding: 1.5rem;
            background: #FFF;
            border-top: 2px solid #007AFF;
        }

        .screenshot-caption h3 {
            color: #007AFF;
            margin-bottom: 0.5rem;
            font-size: 1.5rem;
        }

        .screenshot-caption p {
            color: #666;
            line-height: 1.6;
        }

        /* Navigation arrows */
        .carousel-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background-color: #007AFF;
            color: #FFF;
            border: none;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            font-size: 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            z-index: 10;
            box-shadow: 0 4px 15px rgba(0, 122, 255, 0.3);
        }

        .carousel-nav:hover {
            transform: translateY(-50%) scale(1.1);
            box-shadow: 0 6px 20px rgba(0, 122, 255, 0.4);
        }

        .carousel-nav.prev {
            left: 20px;
        }

        .carousel-nav.next {
            right: 20px;
        }

        /* Dots indicator */
        .carousel-dots {
            display: flex;
            justify-content: center;
            gap: 0.75rem;
            margin-top: 2rem;
        }

        .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: #E5E5EA;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .dot.active {
            background-color: #007AFF;
            width: 30px;
            border-radius: 6px;
        }

        /* Thumbnail gallery */
        .thumbnail-gallery {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-top: 3rem;
        }

        .thumbnail {
            background: #FFF;
            border: 2px solid #007AFF;
            border-radius: 12px;
            overflow: hidden;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .thumbnail:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 122, 255, 0.2);
        }

        .thumbnail.active {
            border-color: #007AFF;
            box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.3);
        }

        .thumbnail-image {
            width: 100%;
            height: 150px;
            background: linear-gradient(135deg, #f5f5f7 0%, #e8e8ed 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #666;
            font-size: 0.9rem;
        }

        .thumbnail-label {
            padding: 0.75rem;
            text-align: center;
            color: #007AFF;
            font-weight: 600;
            font-size: 0.9rem;
        }

        /* Animation */
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .screenshot-wrapper {
            animation: fadeIn 0.5s ease;
        }