/* 服务条例美化 */
.tos-list {
    list-style: none;
    padding: 0;
    margin: 18px 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 13px;
}
.tos-list li {
    font-size: 1.04rem;
    color: var(--text-color);
    background: rgba(167,209,255,0.08);
    border-radius: 7px;
    padding: 10px 16px 10px 12px;
    display: flex;
    align-items: center;
    box-shadow: 0 1px 6px rgba(167,209,255,0.04);
}
.tos-icon {
    margin-right: 10px;
    font-size: 1.2em;
}
.tos-warning {
    background: rgba(255, 80, 80, 0.13);
    color: #ffb3b3;
    border-left: 4px solid #ff4d4f;
    font-weight: bold;
}
.tos-tip {
    margin-top: 18px;
    background: rgba(167,209,255,0.13);
    color: #a7d1ff;
    border-radius: 6px;
    padding: 8px 15px;
    font-size: 0.99rem;
    display: flex;
    align-items: center;
    box-shadow: 0 1px 6px rgba(167,209,255,0.07);
}
.tos-tip-icon {
    margin-right: 7px;
    font-size: 1.1em;
}
/* 小秋 Bot 娱乐机器人说明美化 */
.bot-desc-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin: 10px 0 0 0;
}
.bot-desc-icon {
    font-size: 2.5rem;
    margin-top: 2px;
    filter: drop-shadow(0 2px 6px rgba(167,209,255,0.18));
}
.bot-desc-content {
    flex: 1;
}
.bot-desc-main {
    font-size: 1.08rem;
    margin-bottom: 7px;
    color: #a7d1ff;
}
.bot-desc-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.bot-desc-list li {
    margin-bottom: 3px;
    font-size: 0.98rem;
    color: var(--text-color);
}
.desc-tag {
    background: rgba(167,209,255,0.13);
    color: #a7d1ff;
    border-radius: 5px;
    padding: 1px 7px;
    font-size: 0.93em;
    margin-left: 3px;
}

/* 联系方式美化 */
.contact-wrapper {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-top: 10px;
}
.contact-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.contact-label {
    font-size: 1.1rem;
    color: #a7d1ff;
    font-weight: bold;
}
.contact-desc {
    font-size: 0.98rem;
    color: #8aafde;
}
.contact-qr {
    width: 120px;
    height: 120px;
    margin: 0;
    background: rgba(255,255,255,0.92);
    box-shadow: 0 2px 10px rgba(167,209,255,0.10);
}

/* 价目表提示美化 */
.pricing-tip-box {
    background: rgba(167,209,255,0.10);
    border-radius: 7px;
    padding: 7px 13px;
    margin-bottom: 12px;
    margin-top: 2px;
    display: flex;
    align-items: center;
    font-size: 0.99rem;
    box-shadow: 0 1px 6px rgba(167,209,255,0.07);
}
.tip-icon {
    margin-right: 7px;
    font-size: 1.1em;
}
.tip-highlight {
    color: #ffd700;
    font-weight: bold;
    margin: 0 2px;
}

/* Ensure the discount highlight doesn't break into multiple lines */
.tip-highlight {
    display: inline-block;
    white-space: nowrap;
}
/* 价目表美化 */
.pricing-table-wrapper {
    margin: 20px 0 0 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 10px;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(167,209,255,0.08);
}
.pricing-table td:first-child, .pricing-table th:first-child {
    text-align: left;
    padding-left: 20px;
}
.pricing-table td, .pricing-table th {
    vertical-align: middle;
}
.pricing-table th, .pricing-table td {
    padding: 14px 18px;
    text-align: center;
    border-bottom: 1px solid var(--card-border-color);
    color: var(--text-color);
}
.pricing-table th {
    background: rgba(167,209,255,0.13);
    font-size: 1.1rem;
    color: #a7d1ff;
    font-weight: 700;
}
.pricing-table tr:last-child td {
    border-bottom: none;
}
.pricing-table td {
    font-size: 1.05rem;
}
.pricing-tip {
    color: #8aafde;
    font-size: 0.98rem;
    margin-bottom: 10px;
    margin-top: 2px;
}

/* note for custom AI persona requests below the pricing tip */
.pricing-custom-note {
    margin-top: 8px;
    color: #ffd; /* light off-white */
    background: rgba(255,215,0,0.07);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 0.95rem;
    display: inline-block;
    color: #fff7d6;
}

.pricing-details {
    margin-top: 10px;
    color: #cfe6ff;
    font-size: 0.95rem;
}
.pricing-details ul {
    margin: 6px 0 0 18px;
}
.pricing-details li {
    margin-bottom: 6px;
    line-height: 1.4;
}
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;700&display=swap');

:root {
    --background-url: url('353a76cf461a6d04d4c741b7227488db_2_0_art.jpeg');
    --card-bg-color: rgba(0, 0, 0, 0.4);
    --card-border-color: rgba(255, 255, 255, 0.2);
    --text-color: #f0f0f0;
    --header-text-color: #ffffff;
    --link-color: #a7d1ff;
    --link-hover-color: #ffffff;
    --card-radius: 15px;
    --card-min-height: 420px; /* unified min height for hero and highlights on desktop */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    background: var(--background-url) no-repeat center center fixed;
    background-size: cover;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    /* soften global text shadow so overlays don't appear overly dark */
    text-shadow: 0 1px 2px rgba(0,0,0,0.18);
}

header {
    width: 100%;
    padding: 1rem 1.25rem; /* reduced height */
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.2);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--card-border-color);
}

header h1 {
    font-size: 2rem;
    color: var(--header-text-color);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.mc-link {
    background: rgba(167,209,255,0.08);
    color: #a7d1ff;
    padding: 6px 10px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}
.brand-home {
    color: var(--header-text-color);
    text-decoration: none;
}
.brand-home:hover { color: var(--link-hover-color); }

/* make action links stay to the right on wide screens */
@media (min-width: 769px) {
    .nav-links {
        margin-left: auto;
        gap: 18px;
    }
}
.mc-link:hover { background: rgba(167,209,255,0.14); color: #fff; }

.nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

header nav a {
    color: var(--link-color);
    text-decoration: none;
    margin: 0 15px;
    font-weight: 400;
    transition: color 0.3s ease;
}

header nav a:hover {
    color: var(--link-hover-color);
}

#status-indicator {
    display: flex;
    align-items: center;
    margin-left: 20px;
    padding: 5px 10px;
    border-radius: 20px;
    background-color: rgba(0, 0, 0, 0.3);
    font-size: 0.9rem;
    color: var(--text-color);
}

#status-indicator span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
    display: inline-block;
}

.status-online span {
    background-color: #4caf50; /* Green */
    box-shadow: 0 0 5px #4caf50;
}

main {
    width: 100%;
    max-width: 900px;
    padding: 230px 20px 40px 20px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

#pricing-contact {
    display: flex;
    gap: 30px;
    padding: 25px;
}

.sub-card-content {
    flex: 1;
}

/* Grid layout for wider screens */
@media (min-width: 769px) {
    main {
        grid-template-columns: repeat(2, 1fr);
    }
    #features, #features-link, #pricing-contact {
        grid-column: 1 / -1;
    }
}

.card {
    background: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: 15px;
    padding: 25px;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    /* softer, layered shadow: subtle bluish ambient + low-contrast dark base */
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16), 0 2px 6px rgba(167,209,255,0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    color: var(--text-color);
    text-decoration: none;
}

a.card {
    display: block;
}

.cta-button {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 20px;
    background-color: var(--link-color);
    color: #1a1a1a;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: bold;
    text-align: center;

}

/* Disclaimer enhancements */
.card#disclaimer {
    position: relative;
    padding: 22px 25px 22px 20px;
    background: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: var(--card-radius);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16), 0 2px 6px rgba(167,209,255,0.03);
    border-left: 6px solid rgba(255, 215, 0, 0.08); /* softer accent */
}
.card#disclaimer h2 {
    display: flex;
    align-items: center;
    gap: 10px;
}
.card#disclaimer ul {
    margin-top: 12px;
    margin-left: 18px;
}
.card#disclaimer ul li {
    margin-bottom: 10px;
    line-height: 1.5;
    padding-left: 8px;
    position: relative;
}
.card#disclaimer ul li::before {
    content: "•";
    position: absolute;
    left: -18px;
    color: #ffd700;
    font-weight: 700;
}
.disclaimer-note {
    margin-top: 12px;
    font-size: 0.95rem;
    color: #dfeaff;
    background: rgba(0,0,0,0.06);
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.03);
}

.disclaimer-foot {
    margin-top: 12px;
    font-size: 0.98rem;
    color: var(--text-color);
}


.cta-button:hover {
    background-color: var(--link-hover-color);
    transform: scale(1.02);
}

.qr-placeholder {
    width: 150px;
    height: 150px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 20px auto 0;
    color: #333;
    font-weight: bold;
}

.card:hover {
    transform: translateY(-5px);
    /* reduce intense glow and prefer subtle cool ambient highlight */
    box-shadow: 0 0 12px rgba(167, 209, 255, 0.08), 0 10px 30px rgba(0,0,0,0.18);
}

.card h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--header-text-color);
    border-bottom: 1px solid var(--card-border-color);
    padding-bottom: 10px;
}

footer {
    width: 100%;
    text-align: center;
    padding: 20px 0;
    margin-top: auto;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--card-border-color);
}

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

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--card-bg-color);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--card-border-color);
    width: 90%;
    max-width: 500px;
    position: relative;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    color: var(--text-color);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--link-hover-color);
}

/* Mobile Responsiveness */
.nav-toggle {
    display: none;
}

/* Hero and Highlights styles */
.hero {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 36px 0; /* more vertical breathing room */
    /* transparent - hero-inner carries the visual card so the page art isn't blocked */
    background: transparent;
    color: #fff;
}
.hero-inner {
    width: 100%;
    max-width: 720px; /* slightly narrower for better balance */
    display: flex;
    flex-direction: column;
    align-items: center; /* keep centered on all screen sizes */
    text-align: center;
    /* match the card tone but slightly lighter so hero stands out a bit */
    background: rgba(0,0,0,0.44);
    border: 1px solid rgba(255,255,255,0.07);
    padding: 18px 20px; /* reduced padding to remove excess bottom space */
    border-radius: calc(var(--card-radius) - 2px);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    /* subtle sheen + low-contrast shadow for consistent card look */
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.03), 0 8px 26px rgba(0,0,0,0.14), 0 2px 6px rgba(167,209,255,0.03);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
    color: var(--text-color);
    gap: 6px; /* slightly smaller gap */
    justify-content: center; /* vertically center content to avoid empty feeling */
}
.hero h2 {
    margin: 0;
    font-size: 2.2rem;
    letter-spacing: 0.6px;
    color: var(--header-text-color);
    text-shadow: none;
    line-height: 1.05;
}
.hero p {
    margin: 0;
    color: #cfe6ff;
    font-size: 1.02rem;
    text-shadow: none;
    max-width: 680px;
}
.hero-cta {
    display: inline-block;
    padding: 12px 18px;
    margin-top: 18px; /* space above button - moved down slightly */
    background: linear-gradient(180deg,#8fc8ff,#6faee6);
    color: #08131a;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 800;
    box-shadow: 0 8px 22px rgba(107,158,205,0.14);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}
.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(107,158,205,0.22);
}

/* On larger screens, left-align text within the hero for better hierarchy */
@media (min-width: 769px) {
    /* Keep hero centered on large screens as requested */
    .hero-inner {
        padding: 20px 24px; /* modestly increase horizontal padding, keep vertical tight */
    }
    .hero h2 { font-size: 2.4rem; }
    .hero p { font-size: 1.03rem; }
    /* Arrange tags in 2 rows x 3 cols on desktop */
    .hero-tags { display: grid; grid-template-columns: repeat(3, auto); gap: 10px 14px; justify-content: center; }
    .hero-tags span { padding: 6px 12px; }
    /* Move CTA further down on desktop */
    .hero-cta { margin-top: 36px; }
    /* Extra padding bottom so hero content doesn't feel cramped */
    .hero-inner { padding-bottom: 28px; }
    /* Ensure hero and highlights share a consistent min-height so cards align */
    .hero-inner { min-height: var(--card-min-height); }
    .highlight { display: flex; flex-direction: column; justify-content: center; }
}

/* Small tag list inside hero to reduce empty space and show core features */
.hero-tags { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; justify-content: center; }
.hero-tags span { background: rgba(167,209,255,0.08); color: #a7d1ff; padding: 6px 10px; border-radius: 999px; font-weight: 600; font-size: 0.92rem; box-shadow: 0 2px 8px rgba(167,209,255,0.04); }

/* Header CTA (desktop only) */
.header-cta { display: inline-block; margin-left: 8px; padding: 8px 12px; background: rgba(167,209,255,0.12); color: #a7d1ff; border-radius: 8px; text-decoration: none; font-weight: 700; }
.header-cta:hover { background: rgba(167,209,255,0.2); color: #fff; }

.highlights {
    width: 100%;
    /* default to flex for small screens */
    display: flex;
    flex-wrap: wrap; /* allow wrapping into multiple rows */
    justify-content: center;
    gap: 18px;
    padding: 12px 0;
    background: transparent;
}
.highlight {
    background: var(--card-bg-color);
    padding: 14px 16px;
    border-radius: var(--card-radius);
    /* default flex sizing for small screens */
    flex: 0 1 calc(33.333% - 24px);
    max-width: 320px;
    box-sizing: border-box;
    text-align: center;
    color: var(--text-color);
    border: 1px solid var(--card-border-color);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.03), 0 6px 20px rgba(0,0,0,0.12), 0 2px 6px rgba(167,209,255,0.02);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    transition: transform 0.26s ease, box-shadow 0.26s ease;
    display: flex;
    flex-direction: column;
    justify-content: center; /* vertically center card content */
}
.highlight h3 { margin: 0; font-size: 1rem; color: var(--header-text-color); }
.highlight .small { margin: 6px 0 0 0; color: #bfdcff; font-size: 0.95rem; }

/* hover interactions to match .card */
.hero-inner:hover, .highlight:hover {
    transform: translateY(-4px);
    /* gentler hover: smaller, softer shadow */
    box-shadow: 0 8px 28px rgba(0,0,0,0.16), 0 0 10px rgba(167,209,255,0.06);
}

@media (min-width: 769px) {
    /* Keep hero centered on large screens as requested */
    .hero-inner {
        padding: 20px 28px; /* modest horizontal padding, keep vertical tight */
        min-height: var(--card-min-height);
        display: flex;
        flex-direction: column;
        justify-content: center; /* vertical centering */
    }
    .hero h2 { font-size: 2.4rem; }
    .hero p { font-size: 1.03rem; }

    /* Use CSS grid for highlights on larger screens for consistent rows/cols */
    .highlights {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 1fr;
        gap: 20px;
        align-items: stretch;
        justify-items: stretch;
    }

    .highlight {
        min-height: calc(var(--card-min-height) / 2);
        max-width: none;
        padding: 18px 16px;
        text-align: left;
    }

    /* make the hero occupy the left column and span two rows so heights align */
    .hero { grid-column: 1 / 2; grid-row: 1 / span 2; }

    .highlight h3 { margin-top: 0; }
    .highlight .small { color: #bfdcff; }

    /* Slightly bring hero into visual balance with highlights */
    .hero { align-self: stretch; }
}

    .hamburger {
        display: block;
        position: relative;
        width: 2em;
        height: 3px;
        background: white;
        transition: transform 0.3s ease;
    }

    .hamburger::before,
    .hamburger::after {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 3px;
        background: white;
        transition: transform 0.3s ease, top 0.3s ease;
    }

    .hamburger::before { top: -8px; }
    .hamburger::after { top: 8px; }

    .nav-open .hamburger {
        transform: rotate(0.625turn);
    }
    .nav-open .hamburger::before {
        top: 0;
        transform: rotate(90deg);
    }
    .nav-open .hamburger::after {
        opacity: 0;
    }

    @media (max-width: 768px) {
        .nav-links {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background: rgba(0, 0, 0, 0.9);
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 2rem;
            transform: translateX(100%);
            transition: transform 0.3s ease-in-out;
            z-index: 1000;
        }

        .nav-open .nav-links {
            transform: translateX(0);
        }

        .nav-links a {
            font-size: 1.5rem;
        }

        /* Reposition status indicator inside the full-screen nav */
        .nav-links #status-indicator {
            position: absolute;
            bottom: 5vh;
            left: 50%;
            transform: translateX(-50%);
        }
    }

    main {
        padding-top: 100px; /* Adjust for smaller header */
        padding-left: 15px;
        padding-right: 15px;
        grid-template-columns: 1fr; /* Ensure single column on mobile */
    }

    #pricing-contact {
        flex-direction: column;
    }

    .card h2 {
        font-size: 1.5rem;
    }

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    main {
        padding-top: 240px; /* Adjust for even taller header */
    }

    .card {
        padding: 20px;
    }
}

/* Thanks card styles */
.thanks-card {
    background: var(--card-bg-color);
    border: 1px solid var(--card-border-color);
    border-radius: var(--card-radius);
    padding: 20px;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.16), 0 2px 6px rgba(167,209,255,0.03);
}
.thanks-card h2 { margin-top: 0; margin-bottom: 10px; color: var(--header-text-color); }
.thanks-card p { color: #cfe6ff; margin-bottom: 14px; }
.thanks-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}
.thanks-card li {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.04);
    padding: 12px 14px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}
.thanks-card li::before {
    content: '🔗';
    display: inline-block;
    font-size: 1.05rem;
    opacity: 0.95;
}
.thanks-card li a { color: var(--link-color); text-decoration: none; font-weight: 700; }
.thanks-card li small { color: #9fbddf; margin-left: 6px; }
.thanks-card li:hover { transform: translateY(-4px); box-shadow: 0 8px 22px rgba(0,0,0,0.16); }

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

@media (max-width: 480px) {
    .thanks-card ul { grid-template-columns: 1fr; }
    .thanks-card { padding: 16px; }
    .thanks-card li { padding: 10px; }
}

/* Added Mobile Navigation Styles */
body.nav-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    header {
        padding: 1.5rem;
    }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
        
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;

        transform: translateY(-100%);
        transition: transform 350ms ease-out;
        z-index: 999;
    }

    .nav-open .nav-links {
        transform: translateY(0);
    }

    .nav-links a {
        font-size: 1.5rem;
    }

    .nav-toggle {
        display: block;
        background: transparent;
        border: 0;
        cursor: pointer;
        padding: 0.5em;
        z-index: 1001;
    }

    .hamburger {
        display: block;
        position: relative;
        width: 1.5em;
        height: 2px;
        background: white;
        transition: transform 350ms ease-out, background-color 350ms ease-out;
    }

    .hamburger::before,
    .hamburger::after {
        content: '';
        position: absolute;
        left: 0;
        width: 100%;
        height: 2px;
        background: white;
        transition: transform 350ms ease-out, top 350ms ease-out;
    }

    .hamburger::before { top: -6px; }
    .hamburger::after { top: 6px; }

    .nav-open .hamburger {
        background-color: transparent;
    }

    .nav-open .hamburger::before {
        top: 0;
        transform: rotate(45deg);
    }

    .nav-open .hamburger::after {
        top: 0;
        transform: rotate(-45deg);
    }
}