.navbar {
    position: fixed;
    z-index: 1000;
    top: 0;
    right: 0;
    left: 0;
    padding: 0 24px;
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled,
.navbar.menu-open {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    width: 100%;
    max-width: 1200px;
    height: 80px;
    margin: 0 auto;
}

.navbar .logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    color: #fff;
    font-family: 'Noto Serif SC', serif;
    font-size: 26px;
    font-weight: 700;
    text-decoration: none;
}

.navbar .logo img {
    display: block;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
    object-position: left center;
}

.navbar .logo-wordmark {
    display: inline-flex;
    gap: 0.04em;
}

.navbar .logo-wordmark span {
    color: #fff;
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
}

.navbar .logo-wordmark span:last-child {
    color: #ffd666;
}

.navbar.scrolled .logo-wordmark span,
.navbar.menu-open .logo-wordmark span {
    color: #1d2129;
}

.navbar.scrolled .logo-wordmark span:last-child,
.navbar.menu-open .logo-wordmark span:last-child {
    color: #165dff;
}

.navbar .nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.navbar .nav-links a {
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
    text-decoration: none;
    transition: color 0.2s ease;
}

.navbar .nav-links a:hover,
.navbar .nav-links a.active {
    color: #ffd666;
}

.navbar.scrolled .nav-links a,
.navbar.menu-open .nav-links a {
    color: #4e5969;
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active,
.navbar.menu-open .nav-links a:hover,
.navbar.menu-open .nav-links a.active {
    color: #165dff;
}

.navbar .nav-cta {
    flex-shrink: 0;
    padding: 10px 20px;
    border: 0;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    font-size: 14px;
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s ease;
}

.navbar.scrolled .nav-cta,
.navbar.menu-open .nav-cta {
    background: #165dff;
    color: #fff;
}

.navbar .nav-cta:hover {
    background: #165dff;
    color: #fff;
}

.download-modal {
    position: fixed;
    inset: 0;
    z-index: 1200;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(12, 24, 44, 0.62);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

.download-modal.is-open {
    opacity: 1;
    visibility: visible;
}

.download-modal-card {
    position: relative;
    width: min(100%, 380px);
    padding: 34px 28px 30px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: 22px;
    background: #fff;
    box-shadow: 0 24px 80px rgba(3, 20, 48, 0.28);
    text-align: center;
    transform: translateY(12px) scale(0.98);
    transition: transform 0.2s ease;
}

.download-modal.is-open .download-modal-card {
    transform: translateY(0) scale(1);
}

.download-modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: #f2f5f9;
    color: #526174;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
}

.download-modal h2 {
    margin: 0 0 8px;
    color: #172b4d;
    font-size: 24px;
}

.download-modal-description {
    margin: 0 0 22px;
    color: #697586;
    font-size: 14px;
}

.download-qr-frame {
    display: grid;
    width: 224px;
    height: 224px;
    margin: 0 auto 18px;
    place-items: center;
    overflow: hidden;
    border: 1px solid #e8edf5;
    border-radius: 16px;
    background: #f8faff;
}

.download-qr-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.download-qr-message {
    max-width: 270px;
    margin: 0 auto;
    color: #86909c;
    font-size: 13px;
    line-height: 1.7;
}

body.download-modal-open {
    overflow: hidden;
}

.navbar .nav-menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: 8px;
    background: transparent;
    color: #fff;
    font-size: 22px;
    cursor: pointer;
}

.navbar.scrolled .nav-menu-toggle,
.navbar.menu-open .nav-menu-toggle {
    border-color: #d0d5dd;
    color: #1d2129;
}

@media (max-width: 992px) {
    .navbar .container {
        gap: 12px;
    }

    .navbar .nav-links {
        position: absolute;
        top: 80px;
        right: 0;
        left: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 8px 24px 16px;
        background: #fff;
        box-shadow: 0 8px 12px rgba(0, 0, 0, 0.08);
    }

    .navbar.menu-open .nav-links {
        display: flex;
    }

    .navbar .nav-links a {
        display: block;
        padding: 12px 0;
        color: #4e5969;
    }

    .navbar .nav-links a:hover,
    .navbar .nav-links a.active {
        color: #165dff;
    }

    .navbar .nav-menu-toggle {
        display: inline-grid;
        place-items: center;
        margin-left: auto;
    }
}

@media (max-width: 480px) {
    .navbar {
        padding: 0 16px;
    }

    .navbar .logo {
        gap: 8px;
        font-size: 22px;
    }

    .navbar .logo img {
        width: 32px;
        height: 32px;
    }

    .navbar .nav-cta {
        padding: 9px 12px;
        font-size: 13px;
    }
}