:root {
    --navy: #071a3d;
    --navy2: #0b2d6c;
    --blue: #1f75ff;
    --blue2: #4aa7ff;
    --ink: #10213e;
    --muted: #6d7a92;
    --line: #e7edf7;
    --soft: #f7faff;
    --white: #fff;
    --shadow: 0 10px 30px rgba(38, 79, 135, .06)
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased
}

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

.container,
.wrap {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto
}

header {
    height: 82px;
    color: #fff;
    background: linear-gradient(135deg, #06152f, #0a2b68)
}

body.home header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    background: transparent
}

.nav {
    height: 82px;
    display: flex;
    align-items: center;
    justify-content: space-between
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    font-size: 22px;
    font-weight: 800;
    color: #fff
}

.brand img {
    width: 38px;
    height: 38px
}

.brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 13px;
    background: linear-gradient(135deg, #18a7ff, #3d5fff);
    display: grid;
    place-items: center;
    font-weight: 900;
    box-shadow: 0 8px 24px rgba(29, 129, 255, .32)
}

.nav-links,
.links {
    display: flex;
    gap: 28px;
    font-size: 14px;
    font-weight: 600
}

.nav-links a,
.links a {
    color: #d9e7ff
}

.hero {
    min-height: 680px;
    padding: 140px 0 78px;
    color: #fff;
    background: radial-gradient(circle at 76% 36%, rgba(51, 127, 255, .25), transparent 27%), radial-gradient(circle at 72% 70%, rgba(34, 167, 255, .13), transparent 32%), linear-gradient(135deg, #06152f 0%, #08204c 50%, #0a2c69 100%);
    overflow: hidden;
    position: relative
}

.hero:before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
    background-size: 52px 52px
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 42px;
    align-items: center
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 14px;
    font-weight: 700;
    color: #bdd8ff;
    margin-bottom: 18px
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #35a0ff;
    box-shadow: 0 0 0 5px rgba(53, 160, 255, .1)
}

h1 {
    font-size: 60px;
    line-height: 1.05;
    margin: 0 0 17px;
    letter-spacing: -1px
}

.hero h2 {
    font-size: 30px;
    margin: 0 0 17px
}

.hero>div p,
.hero-copy>p {
    font-size: 18px;
    color: #ccd9ef;
    max-width: 590px;
    margin: 0 0 26px
}

.benefits {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 0 0 34px
}

.benefits li {
    font-size: 15px;
    color: #edf4ff
}

.benefits li:before {
    content: "✓";
    display: inline-grid;
    place-items: center;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid rgba(100, 174, 255, .75);
    color: #62b0ff;
    margin-right: 8px;
    font-size: 12px
}

.cta,
.actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    padding: 15px 24px;
    font-weight: 800;
    border: 1px solid transparent;
    transition: .18s ease
}

.btn-primary,
.btn-platform {
    background: linear-gradient(135deg, #12a8ff, #2e62ff);
    color: #fff;
    box-shadow: 0 14px 30px rgba(27, 115, 255, .3)
}

.btn-ghost {
    border-color: rgba(255, 255, 255, .2);
    color: #e4efff;
    background: rgba(255, 255, 255, .05)
}

.btn-secondary {
    border-color: #cfe0fa;
    color: #176cff;
    background: #fff
}

.btn:hover {
    transform: translateY(-1px)
}

.btn-platform-container {
    display: flex;
    flex-direction: column;
}

.btn-platform-container a{
    width: 100%;
} 

.hero .platform-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: min(100%, 600px)
}

.hero .platform-actions .btn {
    box-shadow: none
}

.hero-meta {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    margin-top: 14px;
    color: #a9bedf;
    font-size: 12px;
    justify-content: center;
}

.hero-meta .hero-meta-link a{
    color: #a9bedf;
    border-bottom: 1px solid #a9bedf;
    transition: 0.3s all;
}

.hero-meta .hero-meta-link a:hover {
    color: #fff;
    border-bottom: 1px solid #fff;
}

.hero-visual {
    position: relative;
    min-height: 450px;
    display: grid;
    place-items: center
}

.orbit {
    position: absolute;
    width: 410px;
    height: 410px;
    border-radius: 50%;
    border: 1px solid rgba(90, 164, 255, .15);
    box-shadow: 0 0 90px rgba(44, 114, 255, .11) inset
}

.hero-card {
    position: relative;
    z-index: 2;
    width: 320px;
    border-radius: 28px;
    background: rgba(10, 31, 70, .76);
    border: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 0 28px 70px rgba(0, 0, 0, .35);
    padding: 30px
}

.mini-label {
    font-size: 12px;
    color: #9eb7dc;
    margin-bottom: 16px
}

.big-power {
    width: 118px;
    height: 118px;
    border-radius: 50%;
    margin: 0 auto 22px;
    background: linear-gradient(145deg, #2f8fff, #305cff);
    display: grid;
    place-items: center;
    font-size: 46px;
    color: #fff;
    box-shadow: 0 0 0 12px rgba(72, 140, 255, .11)
}

.hero-card h3 {
    text-align: center;
    margin: 0 0 8px;
    font-size: 20px
}

.hero-card p {
    text-align: center !important;
    margin: 0 !important;
    color: #9fb0c9 !important;
    font-size: 13px !important
}

.hero-mini-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 24px
}

.hero-mini {
    padding: 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .06)
}

.hero-mini small {
    color: #93a7c5
}

.hero-mini strong {
    display: block;
    margin-top: 4px;
    font-size: 14px
}

section {
    padding: 84px 0
}

.section-head {
    text-align: center;
    margin: 0 auto 40px;
    max-width: 720px
}

.section-head h2,
.section-head h3 {
    font-size: 34px;
    line-height: 1.2;
    margin: 0 0 9px
}

.section-head p {
    margin: 0;
    color: var(--muted)
}

.features {
    background: linear-gradient(180deg, #fff, #f7faff)
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px
}

.card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 28px 24px;
    box-shadow: var(--shadow)
}

.icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: #eef5ff;
    color: #2478ff;
    display: grid;
    place-items: center;
    font-size: 24px;
    margin-bottom: 16px
}

.card h3,
.card h4 {
    margin: 0 0 8px;
    font-size: 18px
}

.card p {
    margin: 0;
    color: var(--muted);
    font-size: 14px
}

.steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    max-width: 760px;
    margin: 0 auto
}

.step {
    text-align: center
}

.num {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #1f75ff;
    color: #fff;
    display: grid;
    place-items: center;
    margin: 0 auto 13px;
    font-weight: 800
}

.step-visual {
    width: 112px;
    height: 88px;
    border-radius: 24px;
    background: #eef5ff;
    margin: 0 auto 18px;
    display: grid;
    place-items: center;
    font-size: 40px;
    color: #2478ff
}

.step h3,
.step h4 {
    font-size: 20px;
    margin: 0 0 7px
}

.step p {
    margin: 0 auto;
    color: var(--muted);
    font-size: 14px;
    max-width: 300px
}

.product-showcase {
    background: #f8fbff
}

.showcase-grid {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 54px;
    align-items: center
}

.real-phone {
    width: 310px;
    margin: 0 auto;
    background: #0d1118;
    border-radius: 38px;
    padding: 9px;
    box-shadow: 0 24px 55px rgba(49, 70, 120, .18);
    max-height: 610px;
    overflow: hidden
}

.real-phone img {
    display: block;
    width: 100%;
    border-radius: 30px
}

.showcase-copy h2,
.showcase-copy h3 {
    font-size: 34px;
    line-height: 1.2;
    margin: 0 0 12px
}

.showcase-copy p {
    color: var(--muted);
    margin: 0 0 18px
}

.showcase-note {
    font-size: 12px;
    color: #8b98aa;
    margin-top: 12px;
    text-align: center
}

.privacy-strip {
    padding: 70px 0
}

.privacy-box {
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 34px 38px;
    background: #fff;
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 42px
}

.privacy-box h2 {
    font-size: 28px;
    margin: 0 0 10px
}

.privacy-box p {
    margin: 0;
    color: var(--muted)
}

.privacy-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px
}

.privacy-item {
    background: #f7faff;
    border-radius: 14px;
    padding: 16px
}

.privacy-item strong {
    display: block;
    font-size: 14px
}

.privacy-item span {
    font-size: 13px;
    color: var(--muted)
}

.download-section {
    padding-top: 24px
}

.download-box {
    border-radius: 26px;
    background: linear-gradient(135deg, #eef5ff, #f8fbff);
    border: 1px solid #dce8fb;
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 32px;
    padding: 40px;
    align-items: center
}

.download-box h2,
.download-box h3 {
    font-size: 29px;
    margin: 0 0 8px
}

.download-box p {
    color: var(--muted);
    margin: 0 0 22px
}

.download-box .platform-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px
}

.download-box .btn {
    padding: 14px 16px;
    text-align: center
}

.meta {
    border-left: 1px solid #cbdcf8;
    padding-left: 28px;
    display: grid;
    gap: 14px
}

.meta-row {
    display: grid;
    grid-template-columns: 105px 1fr;
    gap: 18px;
    font-size: 14px
}

.faq {
    max-width: 840px;
    margin: auto
}

.faq details {
    border-top: 1px solid var(--line);
    padding: 20px 0
}

.faq summary {
    font-weight: 800;
    cursor: pointer
}

.faq p {
    color: var(--muted);
    margin-bottom: 0
}

.support {
    padding: 70px 0 86px
}

.support-box {
    text-align: center;
    border: 1px solid var(--line);
    border-radius: 22px;
    padding: 34px;
    background: #fff
}

.support-box h2 {
    font-size: 28px;
    margin: 0 0 8px
}

.support-box p {
    color: var(--muted);
    margin: 0 0 18px
}

footer {
    background: #07172f;
    color: #dfe8f7;
    padding: 44px 0 24px
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr .8fr .9fr;
    gap: 32px
}

footer p,
footer a {
    color: #94a4be;
    font-size: 14px
}

footer a {
    display: block;
    margin: 6px 0
}

.footer-title {
    font-weight: 800
}

.copyright,
.legal {
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 28px;
    padding-top: 18px;
    text-align: center;
    color: #7889a5;
    font-size: 13px
}

.page-hero {
    padding: 54px 0 24px
}

.page-hero h1 {
    font-size: 42px;
    color: var(--ink)
}

.page-hero p {
    max-width: 720px;
    color: var(--muted);
    font-size: 17px
}

.pill {
    display: inline-flex;
    background: #eef5ff;
    color: #176cff;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 750
}

.prose {
    width: min(900px, calc(100% - 40px));
    margin: 0 auto 70px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 30px;
    box-shadow: var(--shadow)
}

.prose h2 {
    font-size: 22px;
    margin: 34px 0 10px
}

.prose h2:first-child {
    margin-top: 0
}

.prose h3 {
    font-size: 17px;
    margin: 22px 0 8px
}

.prose p,
.prose li {
    color: #394967
}

.prose a {
    color: #176cff
}

.callout {
    background: #f6f9ff;
    border-left: 4px solid #4f84ff;
    padding: 14px 16px;
    border-radius: 10px
}

.install-choice,
.contact-box {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px
}

.choice-panel,
.email-card {
    background: #f7faff;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 24px
}

.choice-panel {
    margin: 0 !important
}

.choice-panel .btn {
    width: 100%
}

.install-card {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 18px;
    margin: 22px 0
}

.install-num {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #1f75ff;
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 800
}

.install-card h3 {
    margin: 0 0 6px
}

.clean-list {
    padding-left: 20px
}

a:focus-visible,
summary:focus-visible {
    outline: 3px solid rgba(31, 117, 255, .38);
    outline-offset: 3px;
    border-radius: 8px
}

@media(max-width:900px) {


    .hero-grid,
    .showcase-grid,
    .download-box,
    .privacy-box {
        grid-template-columns: 1fr
    }

    .hero {
        text-align: center
    }

    .hero-copy>p {
        margin-left: auto;
        margin-right: auto
    }

    .benefits,
    .cta {
        justify-content: center
    }

    .hero .platform-actions {
        margin: auto
    }

    .feature-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .meta {
        border-left: 0;
        border-top: 1px solid #cbdcf8;
        padding-left: 0;
        padding-top: 24px
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr
    }
}

@media(max-width:620px) {

    .container,
    .wrap,
    .prose {
        width: min(100% - 28px, 1180px)
    }

    h1 {
        font-size: 40px
    }

    .hero h2 {
        font-size: 24px
    }

    .hero {
        padding-top: 118px
    }

    .hero .platform-actions,
    .download-box .platform-actions {
        grid-template-columns: 1fr
    }

    .feature-grid,
    .steps,
    .privacy-list,
    .install-choice,
    .contact-box {
        grid-template-columns: 1fr
    }

    .hero-visual {
        min-height: 390px
    }

    .orbit {
        width: 340px;
        height: 340px
    }

    .hero-card {
        width: min(320px, 100%)
    }

    .real-phone {
        width: min(290px, 100%)
    }

    .privacy-box,
    .download-box {
        padding: 26px
    }

    .footer-grid {
        grid-template-columns: 1fr
    }

    .page-hero h1 {
        font-size: 34px
    }

    .prose {
        padding: 22px
    }

    .install-card {
        grid-template-columns: 42px 1fr
    }
}

header.wrap {
    width: 100%;
    max-width: none;
    margin: 0
}

header.wrap>.nav {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto
}

.hero .platform-actions .btn {
    background: linear-gradient(135deg, #12a8ff, #2e62ff);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 14px 30px rgba(27, 115, 255, .24)
}

.icon img {
    width: 25px;
    height: 25px;
    display: block
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px 24px;
    flex-wrap: wrap
}

.footer-links a {
    margin: 0
}

.footer-links+.legal {
    margin-top: 24px
}

@media (max-width:768px) {
    .nav-links ,
    .links {
        display: none ;
    }

    .menu-btn {
        display: block !important;
    }

    .nav-links-mobile {
        display: flex ;
        flex-direction: column;
        background:  linear-gradient(59deg, #06152f, #0a2b68);
        width: 100%;
        position: absolute;
        left: 0;
        top: 82px;
        text-align: center;
        padding: 1rem;
        z-index: 1;
    }

    .nav-links-mobile a {
        transition: 0.3s all;
    }

    .nav-links-mobile a:hover {
        border-bottom: 1px solid #fff;
    }
    
.header-mobile {
        background:  linear-gradient(135deg, #06152f, #0a2b68) !important;
}
}

.menu-btn {
    background: transparent;
    border: 0;
    cursor: pointer;
    display: none;
}

.menu-btn img{
    width: 38px;
}

@media(max-width:900px) {

    .nav-links,
    .links {
        gap: 14px;
        font-size: 13px
    }
}

@media(max-width:620px) {
    header.wrap>.nav {
        width: min(100% - 28px, 1180px)
    }

    .brand {
        font-size: 18px
    }

    .brand img {
        width: 32px;
        height: 32px
    }

    .nav-links,
    .links {
        gap: 10px;
        font-size: 12px
    }

    .menu-btn img{
        width: 32px;
    }
}

.real-phone picture {
    display: block;
    width: 100%
}

.hero .platform-actions {
    gap: 14px
}

.hero .platform-actions .btn-ghost {
    background: rgba(255, 255, 255, .05);
    border-color: rgba(255, 255, 255, .2);
    color: #e4efff;
    box-shadow: none
}

.prose a.btn-platform,
.prose a.btn-primary {
    color: #fff;
    text-decoration: none
}

.prose a.btn-platform:hover,
.prose a.btn-primary:hover {
    color: #fff;
    text-decoration: none
}

/* IOS page Style */

.ios-page-title {
    font-weight: 700;
    font-size: 26px;
    color: #000;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.grey-text {
    color: #666;
}

.bg-grey {
    --bs-bg-opacity: 1;
    background-color: #f5f5f5 !important;
}

.ios-page-description {
    font-size: 14px;
    padding: 1.5rem;
}

.select-list-title {
    font-size: 14px;
    padding-top: 1.5rem;
    padding-bottom: 0.5rem;
}

.selcet-list-container {
    display: flex;
    justify-content: space-between;
    text-align: center;
    cursor: pointer;
}

.selcet-list-container div {
    padding: 1rem;
    width: 50%;
    font-size: 14px;
}

.selected-list-item {
    background: #4080fc !important;
    color: #fff !important;
}

.target-element {
    display: none;
}

.target1 {
    color: #666;
    background-color: #f5f5f5 ;
    font-size: 14px;
    margin-top: 1rem;
}

.target-selected-element {
    display: block !important;
}

.target1-item {
    padding: 1.5rem;
}

.target1-item img {
    border: 1px solid #d9d9d9;
    padding: 2px;
    margin-top: 1rem;
    margin-bottom: 1rem;
    margin-right: 10px;
    max-width: 100%;
    height: auto;
}

    .accordion-item {
      display: flex;
      flex-direction: column;
      text-align: center;
      margin-top: 1rem;
      cursor: pointer;
    }

    .accordion-description-container {
        background-color: #f9f9f9;
    }

    .accordion-description-container span {
        font-weight: 700;
        font-size: 22px;
        color: #000;
    }

    .accordion-description-container p {
        color: #666;
        font-size: 12px;
        margin-top: 0;
    }

    .accordion-description-container .span-border {
        border: 1px solid #000;
        border-radius: 5px;
        padding: 3px 5px 3px 5px;
        font-size: 14px !important;
    }

    .accordion-header {
      padding: 0.5rem 0;
      background: #f2f2f2;
      border: none;
      color: #666;
      cursor: pointer;
      font-size: 12px;
      text-align: center;
      display: flex;
      justify-content: center;
    }
     .accordion-header:hover {
        color: #4080fc;
     }

     .accordion-header img {
        border: 1px solid #d9d9d9;
        padding: 2px;
        margin-left: 0.3rem;
     }

    .accordion-icon {
      transition: transform 0.3s ease;
    }

    .accordion-content {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      color: #666;
      background: #f2f2f2;
      text-align: left;
      font-size: 14px;
      cursor: auto;
    }

    .accordion-item.active .accordion-icon {
      transform: rotate(180deg);
    }
    
    .appleid-apple-link {
        color: #4080fc;
    }

    .appleid-apple-link:hover {
        color: #0a58ca;
    }

    .btn-tutorial-apple {
        display: flex;
        flex-direction: row;
        justify-content: center;
        align-items: center;
        background: #4080fc;
        color: #fff;
        border-radius: 24px;
        font-size: 14px;
        height: 58px;
        max-width: 300px;
        margin: 1rem auto;
    }

    .btn-tutorial-apple:hover {
        background: #cadbfc;
        color: #363636;
    }

    .btn-tutorial-apple img {
        margin-right: 1rem;
    }


    /* Andorid page style */

    .selcet-android-list-container {
        display: flex;
        text-align: center;
        cursor: pointer;
        margin-top: 1rem;
        flex-wrap: wrap;
    }

    .select-list-android-title {
        color: #666 !important;
    }

    .selcet-android-list-container div {
        padding: 0.5rem;
        font-size: 14px;
        color: #4080fc;
        font-weight: 500;
        border-radius: 6px;
        margin-right: 0.5rem;
    }

    .selcet-android-list-container .list-item:hover {
        background: #eaf1ff;
    }

    .selected-android-list-item {
        background: #4080fc !important;
        color: #fff !important;
    }

    .target-android {
        color: #666;
        font-size: 14px;
        margin-top: 1rem;
    }   

    .breadcrumb {
        list-style: none;
        display: flex;
        padding: 0;
        font-size: 14px;
        margin-top: 1rem;
    }

    .breadcrumb li {
        margin-right: 0.5rem;
    }

    .breadcrumb li:first-child a{
        color: #4080fc;
    }

    .breadcrumb li:first-child a:hover{
        color: #0a58ca;
    }


/*  tutorials style */

.tutorials-title {
    font-size: 36px;
    font-weight: 700;
    color: #000;
    text-align: center;
    margin-top: 1rem;
}

.tutorials-list-title {
    font-size: 22px;
    font-weight: 700;
    color: #000;
    margin-top: 1rem;
}

.tutorials-list {
    display: flex;
    justify-content: space-between;
    max-width: 500px;
    flex-wrap: wrap;
}

.tutorials-list li {
    margin-top: 0.5rem;
    color: #666;
    font-size: 14px;
}

.tutorials-list li:hover {
    color: #4080fc;
}

.bg-hr {
    background-color: #efefef;
}

[data-event="android_download_click"], [data-event="ios_tutorial_click"] {
    cursor: pointer;
}