* {
    box-sizing: border-box;
}

html,
body {
    width: 100%;
    min-height: 100%;
    margin: 0;
}

body,
input,
button,
select,
textarea {
    font-family: "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    font-size: 14px;
}

body {
    color: #1f2933;
    background: #f4f6f8;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input {
    outline: none;
}

.qm-portal-wrap {
    width: min(1180px, calc(100% - 48px));
    margin: 0 auto;
}

.qm-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .96);
    border-bottom: 1px solid #e5e9ef;
    backdrop-filter: blur(12px);
}

.qm-nav-inner {
    width: min(1240px, calc(100% - 32px));
    min-height: 68px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 20px;
}

.qm-nav-brand {
    min-width: 150px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #111827;
}

.qm-nav-logo {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: linear-gradient(135deg, #17c964 0%, #20a4f3 100%);
    box-shadow: 0 8px 18px rgba(23, 201, 100, .24);
}

.qm-nav-title {
    font-size: 18px;
    font-weight: 700;
}

.qm-nav-links {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
}

.qm-nav-link {
    height: 38px;
    display: inline-flex;
    align-items: center;
    padding: 0 12px;
    border-radius: 6px;
    color: #5f6b7a;
    font-weight: 500;
    white-space: nowrap;
}

.qm-nav-link:hover,
.qm-nav-link.is-active {
    color: #0b8f4d;
    background: #ecfdf3;
}

.qm-nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.qm-nav-btn,
.qm-hero-btn,
.qm-pricing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid transparent;
    font-weight: 700;
    cursor: pointer;
    transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

.qm-nav-btn {
    height: 38px;
    padding: 0 15px;
}

.qm-nav-btn-outline {
    color: #1f2933;
    background: #fff;
    border-color: #d8dee8;
}

.qm-nav-btn-outline:hover {
    border-color: #19b96a;
    color: #0f8f4d;
}

.qm-nav-btn-primary,
.qm-hero-btn-primary,
.qm-pricing-btn {
    color: #fff;
    background: #16c65a;
    border-color: #16c65a;
}

.qm-nav-btn-primary:hover,
.qm-hero-btn-primary:hover,
.qm-pricing-btn:hover {
    background: #0dac4d;
    border-color: #0dac4d;
}

.qm-hero {
    min-height: 620px;
    display: flex;
    align-items: center;
    background:
        linear-gradient(120deg, rgba(9, 18, 30, .92), rgba(12, 42, 55, .82)),
        linear-gradient(90deg, #111827, #16303a);
    color: #fff;
}

.qm-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(420px, 520px);
    gap: 56px;
    align-items: center;
    padding: 72px 0 58px;
}

.qm-kicker,
.qm-section-head span,
.qm-page-hero span {
    display: inline-flex;
    align-items: center;
    height: 28px;
    padding: 0 10px;
    border-radius: 6px;
    color: #0f8f4d;
    background: #e9fbf0;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.qm-hero .qm-kicker,
.qm-section-dark .qm-kicker {
    color: #b7f7cd;
    background: rgba(255, 255, 255, .1);
}

.qm-hero h1 {
    margin: 18px 0 18px;
    color: #fff;
    font-size: 58px;
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: 0;
}

.qm-hero p {
    max-width: 620px;
    margin: 0;
    color: #dbe7ef;
    font-size: 17px;
    line-height: 1.9;
}

.qm-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.qm-hero-btn {
    min-width: 148px;
    height: 46px;
    padding: 0 20px;
}

.qm-hero-btn-ghost {
    color: #fff;
    background: rgba(255, 255, 255, .1);
    border-color: rgba(255, 255, 255, .22);
}

.qm-hero-btn-ghost:hover {
    background: rgba(255, 255, 255, .18);
}

.qm-hero-notes {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 26px;
}

.qm-hero-notes span {
    padding: 7px 10px;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 6px;
    color: #c8d6df;
    background: rgba(255, 255, 255, .06);
    font-size: 12px;
}

.qm-hero-board {
    padding: 18px;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 8px;
    background: rgba(255, 255, 255, .1);
    box-shadow: 0 28px 70px rgba(0, 0, 0, .28);
}

.qm-board-top {
    height: 42px;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 0 4px 12px;
    color: #cfe7d7;
}

.qm-board-top span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #8aa0ad;
}

.qm-board-top strong {
    margin-left: auto;
    font-size: 13px;
}

.qm-board-row {
    min-height: 48px;
    display: grid;
    grid-template-columns: 1.2fr .9fr .8fr .6fr;
    gap: 10px;
    align-items: center;
    padding: 0 14px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    color: #edf7f1;
}

.qm-board-row.is-head {
    min-height: 38px;
    color: #91a7b4;
    font-size: 12px;
    font-weight: 700;
}

.qm-state-ok,
.qm-state-warn,
.qm-state-stop {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    height: 24px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 800;
}

.qm-state-ok {
    color: #047342;
    background: #dff8e9;
}

.qm-state-warn {
    color: #925a00;
    background: #fff2c7;
}

.qm-state-stop {
    color: #9b1c1c;
    background: #ffe0df;
}

.qm-board-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.qm-board-metrics div {
    padding: 14px;
    border-radius: 8px;
    background: rgba(255, 255, 255, .1);
}

.qm-board-metrics b {
    display: block;
    color: #fff;
    font-size: 24px;
}

.qm-board-metrics span {
    display: block;
    margin-top: 4px;
    color: #b6c8d3;
    font-size: 12px;
}

.qm-trustbar {
    background: #fff;
    border-bottom: 1px solid #e8edf2;
}

.qm-trust-grid {
    min-height: 74px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    align-items: center;
    color: #475569;
    font-weight: 600;
}

.qm-trust-grid span {
    padding-left: 14px;
    border-left: 3px solid #16c65a;
}

.qm-section {
    padding: 76px 0;
    background: #fff;
}

.qm-section-muted {
    background: #f4f6f8;
}

.qm-section-dark {
    color: #fff;
    background: #151d2a;
}

.qm-section-head {
    max-width: 720px;
    margin: 0 auto 34px;
    text-align: center;
}

.qm-section-head.is-left {
    margin-left: 0;
    text-align: left;
}

.qm-section-head h2,
.qm-page-hero h1,
.qm-ops-grid h2 {
    margin: 14px 0 10px;
    color: #111827;
    font-size: 34px;
    line-height: 1.2;
    font-weight: 800;
}

.qm-section-dark h2 {
    color: #fff;
}

.qm-section-head p,
.qm-page-hero p,
.qm-ops-grid p {
    margin: 0;
    color: #667485;
    font-size: 15px;
    line-height: 1.8;
}

.qm-section-dark p {
    color: #c8d4df;
}

.qm-service-grid,
.qm-tools-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.qm-service-grid-four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.qm-card,
.qm-tool-card,
.qm-faq-item,
.qm-side-panel,
.qm-empty-panel,
.qm-news-list article {
    border: 1px solid #e4eaf0;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .05);
}

.qm-card {
    min-height: 190px;
    padding: 24px;
}

.qm-card-icon {
    width: 42px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    color: #0f8f4d;
    background: #e9fbf0;
    font-weight: 800;
}

.qm-card h3,
.qm-tool-card h3,
.qm-faq-item h3 {
    margin: 16px 0 8px;
    color: #111827;
    font-size: 18px;
}

.qm-card p,
.qm-tool-card p,
.qm-faq-item p,
.qm-about-grid p,
.qm-news-list p {
    margin: 0;
    color: #667485;
    line-height: 1.75;
}

.qm-split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 44px;
    align-items: center;
}

.qm-flow {
    display: grid;
    gap: 12px;
}

.qm-flow-step {
    padding: 16px 18px;
    border-left: 3px solid #16c65a;
    background: #fff;
}

.qm-flow-step b,
.qm-flow-step span {
    display: block;
}

.qm-flow-step b {
    color: #111827;
}

.qm-flow-step span {
    margin-top: 5px;
    color: #667485;
}

.qm-side-panel {
    padding: 22px;
}

.qm-side-title {
    margin-bottom: 16px;
    color: #111827;
    font-size: 18px;
    font-weight: 800;
}

.qm-health-row {
    min-height: 46px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid #edf1f5;
}

.qm-ops-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 28px;
    align-items: center;
}

.qm-page-hero {
    padding: 72px 0 64px;
    color: #fff;
    background: linear-gradient(120deg, #111827, #173640);
}

.qm-page-hero h1 {
    color: #fff;
    font-size: 44px;
}

.qm-page-hero p {
    max-width: 760px;
    color: #d6e2ea;
}

.qm-pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.qm-pricing-card {
    position: relative;
    min-height: 330px;
    padding: 28px;
    border: 1px solid #e4eaf0;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .05);
}

.qm-pricing-card.is-featured {
    border-color: #16c65a;
    box-shadow: 0 18px 44px rgba(22, 198, 90, .16);
}

.qm-pricing-name {
    color: #111827;
    font-size: 20px;
    font-weight: 800;
}

.qm-pricing-price {
    margin-top: 16px;
    color: #111827;
    font-size: 34px;
    font-weight: 800;
}

.qm-pricing-price small {
    margin-left: 6px;
    color: #667485;
    font-size: 13px;
    font-weight: 600;
}

.qm-pricing-features {
    min-height: 116px;
    margin: 22px 0;
    padding: 0;
    list-style: none;
}

.qm-pricing-features li,
.qm-check-list li {
    position: relative;
    margin: 10px 0;
    padding-left: 20px;
    color: #566579;
}

.qm-pricing-features li::before,
.qm-check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #16c65a;
}

.qm-pricing-btn {
    width: 100%;
    height: 42px;
}

.qm-empty-panel {
    grid-column: 1 / -1;
    padding: 44px;
    text-align: center;
}

.qm-empty-panel h2 {
    margin: 0 0 10px;
}

.qm-empty-panel p {
    margin: 0 auto 22px;
    max-width: 520px;
    color: #667485;
}

.qm-empty-panel .qm-pricing-btn {
    width: 180px;
}

.qm-tool-card {
    min-height: 230px;
    padding: 24px;
}

.qm-tool-icon {
    width: 46px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    color: #0f8f4d;
    background: #e9fbf0;
    font-weight: 900;
}

.qm-tool-card a {
    display: inline-flex;
    margin-top: 16px;
    color: #0f8f4d;
    font-weight: 800;
}

.qm-faq-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.qm-faq-item {
    padding: 24px;
}

.qm-about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, .9fr);
    gap: 36px;
}

.qm-about-grid h2 {
    margin: 0 0 12px;
    color: #111827;
    font-size: 26px;
}

.qm-check-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.qm-news-list {
    max-width: 760px;
}

.qm-news-list article {
    padding: 24px;
}

.qm-news-list time {
    display: block;
    color: #0f8f4d;
    font-weight: 800;
}

.qm-news-list h2 {
    margin: 8px 0;
}

.qm-portal-footer {
    padding: 42px 0;
    color: #aeb9c7;
    background: #121821;
}

.qm-footer-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, minmax(130px, .5fr));
    gap: 28px;
}

.qm-footer-brand {
    margin-bottom: 8px;
    color: #fff;
    font-size: 18px;
    font-weight: 800;
}

.qm-footer-grid p {
    margin: 0;
    line-height: 1.7;
}

.qm-footer-grid strong,
.qm-footer-grid a,
.qm-footer-grid span {
    display: block;
}

.qm-footer-grid strong {
    margin-bottom: 10px;
    color: #fff;
}

.qm-footer-grid a,
.qm-footer-grid span {
    margin-top: 7px;
}

.qm-footer-grid a:hover {
    color: #fff;
}

.qm-download-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    background:
        linear-gradient(120deg, rgba(17, 24, 39, .94), rgba(19, 54, 64, .86)),
        #111827;
}

.qm-download-card {
    width: min(980px, 100%);
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 0;
    overflow: hidden;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 28px 80px rgba(0, 0, 0, .3);
}

.qm-download-main {
    padding: 34px;
}

.qm-download-side {
    padding: 34px 26px;
    border-left: 1px solid #edf1f5;
    background: #f7fafc;
}

.qm-download-header {
    display: grid;
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 18px;
    align-items: center;
}

.qm-download-icon {
    width: 76px;
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 1px solid #e5ebf0;
    border-radius: 18px;
    color: #7b8794;
    background: #f1f5f9;
    font-size: 28px;
    font-weight: 800;
}

.qm-download-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qm-download-name {
    color: #111827;
    font-size: 25px;
    font-weight: 800;
    overflow-wrap: anywhere;
}

.qm-download-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.qm-download-meta span {
    min-height: 26px;
    display: inline-flex;
    align-items: center;
    padding: 0 9px;
    border-radius: 6px;
    color: #596777;
    background: #eef3f7;
    font-size: 12px;
    font-weight: 700;
}

.qm-download-status {
    margin-top: 28px;
    padding: 16px;
    border: 1px solid #d9f3e4;
    border-radius: 8px;
    color: #125c37;
    background: #f0fff6;
    line-height: 1.7;
}

.qm-download-status strong,
.qm-download-status span {
    display: block;
}

.qm-download-status strong {
    margin-bottom: 5px;
    color: #102033;
    font-size: 15px;
}

.qm-download-status-ready {
    border-color: #d9f3e4;
    color: #125c37;
    background: #f0fff6;
}

.qm-download-status-pending {
    border-color: #d7e7ff;
    color: #164e8f;
    background: #f2f7ff;
}

.qm-download-status-warning {
    border-color: #ffe7ba;
    color: #7a4a00;
    background: #fff8ea;
}

.qm-download-status-danger {
    border-color: #ffd4d4;
    color: #991b1b;
    background: #fff1f1;
}

.qm-download-task {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.qm-download-task span {
    min-height: 24px;
    display: inline-flex;
    align-items: center;
    padding: 0 8px;
    border-radius: 4px;
    color: #475569;
    background: rgba(255, 255, 255, .72);
    border: 1px solid rgba(148, 163, 184, .28);
    font-size: 12px;
}

.qm-download-progress {
    height: 7px;
    margin-top: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(15, 23, 42, .08);
}

.qm-download-progress span {
    height: 100%;
    min-width: 7px;
    border-radius: inherit;
    background: #16c65a;
}

.qm-download-form {
    margin-top: 24px;
}

.qm-download-error {
    margin-bottom: 12px;
    padding: 10px 12px;
    border-left: 3px solid #ef4444;
    color: #991b1b;
    background: #fff1f1;
}

.qm-download-password input {
    width: 100%;
    height: 44px;
    padding: 0 12px;
    border: 1px solid #d8dee8;
    border-radius: 8px;
}

.qm-download-password input:focus {
    border-color: #16c65a;
    box-shadow: 0 0 0 3px rgba(22, 198, 90, .12);
}

.qm-download-btn {
    width: 100%;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 14px;
    border: 0;
    border-radius: 8px;
    color: #fff;
    background: #16c65a;
    font-weight: 800;
    cursor: pointer;
}

.qm-download-btn:hover {
    background: #0dac4d;
}

.qm-download-btn.is-disabled {
    color: #7b8794;
    background: #e8edf2;
    cursor: default;
}

.qm-download-tips {
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.qm-download-tips li {
    position: relative;
    margin-top: 10px;
    padding-left: 18px;
    color: #667485;
    line-height: 1.6;
}

.qm-download-tips li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #16c65a;
}

.qm-download-qr {
    width: 182px;
    height: 182px;
    display: block;
    margin: 0 auto 16px;
    padding: 8px;
    border: 1px solid #e1e7ee;
    border-radius: 8px;
    background: #fff;
}

.qm-download-side h2 {
    margin: 0 0 8px;
    color: #111827;
    font-size: 18px;
}

.qm-download-side p {
    margin: 0 0 18px;
    color: #667485;
    line-height: 1.7;
}

.qm-download-secure {
    display: grid;
    gap: 10px;
    margin-top: 22px;
}

.qm-download-secure span {
    min-height: 34px;
    display: flex;
    align-items: center;
    padding: 0 10px;
    border-radius: 6px;
    color: #475569;
    background: #fff;
    border: 1px solid #e4eaf0;
}

@media (max-width: 1060px) {
    .qm-nav-inner {
        flex-wrap: wrap;
        padding: 12px 0;
    }

    .qm-nav-links {
        order: 3;
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 2px;
    }

    .qm-hero-grid,
    .qm-split {
        grid-template-columns: 1fr;
    }

    .qm-hero-board {
        max-width: 640px;
    }

    .qm-service-grid-four,
    .qm-pricing-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .qm-portal-wrap,
    .qm-nav-inner {
        width: min(100% - 28px, 1180px);
    }

    .qm-nav-actions {
        margin-left: auto;
    }

    .qm-nav-btn {
        height: 34px;
        padding: 0 10px;
        font-size: 12px;
    }

    .qm-hero {
        min-height: auto;
    }

    .qm-hero-grid {
        padding: 48px 0 36px;
        gap: 30px;
    }

    .qm-hero h1 {
        font-size: 40px;
    }

    .qm-hero p {
        font-size: 15px;
    }

    .qm-board-row {
        grid-template-columns: 1fr 1fr;
        padding: 10px;
    }

    .qm-board-row span:nth-child(3),
    .qm-board-row span:nth-child(4) {
        display: none;
    }

    .qm-board-metrics,
    .qm-trust-grid,
    .qm-service-grid,
    .qm-tools-grid,
    .qm-faq-grid,
    .qm-about-grid,
    .qm-footer-grid,
    .qm-ops-grid,
    .qm-download-card {
        grid-template-columns: 1fr;
    }

    .qm-section,
    .qm-page-hero {
        padding: 48px 0;
    }

    .qm-section-head h2,
    .qm-page-hero h1,
    .qm-ops-grid h2 {
        font-size: 28px;
    }

    .qm-pricing-grid,
    .qm-service-grid-four {
        grid-template-columns: 1fr;
    }

    .qm-download-side {
        border-left: 0;
        border-top: 1px solid #edf1f5;
    }
}

@media (max-width: 480px) {
    .qm-nav-brand {
        min-width: auto;
    }

    .qm-nav-title {
        font-size: 16px;
    }

    .qm-nav-actions {
        width: 100%;
    }

    .qm-nav-actions .qm-nav-btn {
        flex: 1;
    }

    .qm-hero-actions .qm-hero-btn {
        width: 100%;
    }

    .qm-download-main,
    .qm-download-side {
        padding: 24px 18px;
    }

    .qm-download-header {
        grid-template-columns: 64px minmax(0, 1fr);
    }

    .qm-download-icon {
        width: 64px;
        height: 64px;
        border-radius: 16px;
    }
}