:root{
    --rs_bg:#07111f;
    --rs_bg_soft:#0d1728;
    --rs_bg_card:#101c31;
    --rs_surface:#ffffff;
    --rs_surface_soft:#f4f7fb;
    --rs_text:#0f172a;
    --rs_text_soft:#475569;
    --rs_text_invert:#e5edf8;
    --rs_border:#dbe3ee;
    --rs_border_dark:rgba(255,255,255,0.08);
    --rs_primary:#2563eb;
    --rs_primary_hover:#1d4ed8;
    --rs_accent:#0ea5e9;
    --rs_success:#10b981;
    --rs_warning:#f59e0b;
    --rs_danger:#dc2626;
    --rs_shadow:0 20px 50px rgba(15, 23, 42, 0.12);
    --rs_radius_lg:24px;
    --rs_radius_md:16px;
    --rs_radius_sm:12px;
    --rs_container:1200px;
}

*,
*::before,
*::after{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0;
    font-family:'Inter', Arial, sans-serif;
    color:var(--rs_text);
    background:var(--rs_surface_soft);
    line-height:1.6;
}

img{
    max-width:100%;
    height:auto;
    display:block;
}

a{
    color:var(--rs_primary);
    text-decoration:none;
}

a:hover{
    text-decoration:none;
}

.rs_shell{
    min-height:100vh;
}

.rs_container{
    width:min(100% - 32px, var(--rs_container));
    margin:0 auto;
}

.rs_topbar{
    position:sticky;
    top:0;
    z-index:1000;
    backdrop-filter:blur(14px);
    background:rgba(7, 17, 31, 0.88);
    border-bottom:1px solid rgba(255,255,255,0.06);
}

.rs_topbar_inner{
    min-height:78px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
}

.rs_brand{
    display:inline-flex;
    align-items:center;
    gap:14px;
    color:#fff;
}

.rs_brand_mark{
    width:42px;
    height:42px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:14px;
    background:linear-gradient(135deg, var(--rs_primary), var(--rs_accent));
    color:#fff;
    font-weight:800;
    font-size:20px;
    box-shadow:0 10px 25px rgba(37, 99, 235, 0.3);
}

.rs_brand_text{
    display:flex;
    flex-direction:column;
    line-height:1.15;
}

.rs_brand_text strong{
    font-size:16px;
    letter-spacing:-0.02em;
}

.rs_brand_text small{
    font-size:12px;
    color:rgba(255,255,255,0.72);
}

.rs_nav{
    display:flex;
    align-items:center;
    gap:18px;
}

.rs_nav a{
    color:rgba(255,255,255,0.88);
    font-size:14px;
    font-weight:600;
}

.rs_nav a:hover{
    color:#fff;
}

.rs_nav_toggle{
    display:none;
    width:46px;
    height:46px;
    border:none;
    border-radius:14px;
    background:rgba(255,255,255,0.06);
    cursor:pointer;
    padding:0;
}

.rs_nav_toggle span{
    display:block;
    width:20px;
    height:2px;
    background:#fff;
    margin:5px auto;
    border-radius:999px;
}

.rs_main{
    overflow:hidden;
}

.rs_hero{
    position:relative;
    padding:88px 0 72px;
    background:
        radial-gradient(circle at top right, rgba(14,165,233,0.20), transparent 28%),
        radial-gradient(circle at left top, rgba(37,99,235,0.22), transparent 32%),
        linear-gradient(180deg, #081220 0%, #0c1627 100%);
    color:var(--rs_text_invert);
}

.rs_hero_grid{
    display:grid;
    grid-template-columns:1.2fr 0.8fr;
    gap:36px;
    align-items:center;
}

.rs_kicker,
.rs_section_kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 12px;
    border-radius:999px;
    background:rgba(255,255,255,0.08);
    border:1px solid rgba(255,255,255,0.10);
    font-size:12px;
    font-weight:700;
    letter-spacing:0.04em;
    text-transform:uppercase;
}

.rs_hero_title{
    margin:20px 0 18px;
    font-size:clamp(36px, 5vw, 62px);
    line-height:1.05;
    letter-spacing:-0.04em;
    font-weight:800;
    max-width:800px;
}

.rs_hero_title span{
    color:#86d6ff;
}

.rs_hero_text{
    margin:0 0 28px;
    max-width:760px;
    font-size:18px;
    line-height:1.75;
    color:rgba(229,237,248,0.82);
}

.rs_hero_actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-bottom:28px;
}

.rs_btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:52px;
    padding:0 22px;
    border-radius:16px;
    border:1px solid transparent;
    font-size:15px;
    font-weight:700;
    letter-spacing:-0.01em;
    transition:all .2s ease;
    cursor:pointer;
}

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

.rs_btn_primary{
    background:linear-gradient(135deg, var(--rs_primary), var(--rs_accent));
    color:#fff;
    box-shadow:0 16px 30px rgba(37,99,235,0.25);
}

.rs_btn_primary:hover{
    color:#fff;
    box-shadow:0 20px 34px rgba(37,99,235,0.33);
}

.rs_btn_secondary{
    background:rgba(255,255,255,0.06);
    border-color:rgba(255,255,255,0.14);
    color:#fff;
}

.rs_btn_secondary:hover{
    color:#fff;
    background:rgba(255,255,255,0.10);
}

.rs_btn_small{
    min-height:42px;
    padding:0 16px;
    border-radius:12px;
    font-size:14px;
}

.rs_btn_block{
    width:100%;
}

.rs_hero_meta{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:14px;
}

.rs_meta_card{
    padding:18px;
    border-radius:18px;
    background:rgba(255,255,255,0.06);
    border:1px solid rgba(255,255,255,0.08);
}

.rs_meta_card strong{
    display:block;
    font-size:24px;
    font-weight:800;
    color:#fff;
    margin-bottom:4px;
}

.rs_meta_card span{
    font-size:13px;
    color:rgba(229,237,248,0.72);
}

.rs_hero_panel{
    display:flex;
    justify-content:flex-end;
}

.rs_panel_card{
    width:100%;
    max-width:430px;
    padding:1px;
    border-radius:28px;
    background:linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.03));
    box-shadow:0 30px 60px rgba(0,0,0,0.20);
}

.rs_panel_card > *{
    background:rgba(13,23,40,0.9);
    border-radius:27px;
}

.rs_panel_card h2{
    margin:14px 0 18px;
    font-size:28px;
    line-height:1.15;
    letter-spacing:-0.03em;
    color:#fff;
}

.rs_panel_badge{
    display:inline-flex;
    padding:8px 12px;
    border-radius:999px;
    background:rgba(16,185,129,0.14);
    color:#a7f3d0;
    font-size:12px;
    font-weight:700;
    text-transform:uppercase;
    letter-spacing:.04em;
}

.rs_panel_list{
    list-style:none;
    padding:0;
    margin:0 0 28px;
}

.rs_panel_list li{
    position:relative;
    padding:0 0 0 28px;
    margin-bottom:12px;
    color:rgba(229,237,248,0.88);
}

.rs_panel_list li::before{
    content:"";
    position:absolute;
    left:0;
    top:10px;
    width:10px;
    height:10px;
    border-radius:50%;
    background:linear-gradient(135deg, var(--rs_accent), var(--rs_primary));
    box-shadow:0 0 0 5px rgba(37,99,235,0.12);
}

.rs_panel_price{
    display:flex;
    align-items:flex-end;
    gap:10px;
    border-top:1px solid var(--rs_border_dark);
    padding-top:22px;
}

.rs_panel_price_value{
    font-size:46px;
    font-weight:800;
    line-height:1;
    letter-spacing:-0.04em;
    color:#fff;
}

.rs_panel_price_suffix{
    font-size:15px;
    color:rgba(229,237,248,0.72);
    padding-bottom:5px;
}

.rs_panel_card_inner,
.rs_pricing_card_inner{
    padding:28px;
}

.rs_section{
    padding:82px 0;
}

.rs_section_dark{
    background:linear-gradient(180deg, #09111d 0%, #0b1423 100%);
    color:var(--rs_text_invert);
}

.rs_section_subtle{
    background:#eef3f9;
}

.rs_section_heading{
    max-width:760px;
    margin-bottom:34px;
}

.rs_section_heading h2{
    margin:16px 0 14px;
    font-size:clamp(30px, 4vw, 48px);
    line-height:1.08;
    letter-spacing:-0.04em;
}

.rs_section_heading p{
    margin:0;
    font-size:17px;
    color:var(--rs_text_soft);
}

.rs_section_dark .rs_section_heading p{
    color:rgba(229,237,248,0.76);
}

.rs_feature_grid{
    display:grid;
    grid-template-columns:repeat(4, minmax(0,1fr));
    gap:20px;
}

.rs_feature_card{
    background:#fff;
    border:1px solid var(--rs_border);
    border-radius:22px;
    padding:26px;
    box-shadow:var(--rs_shadow);
}

.rs_feature_icon{
    width:52px;
    height:52px;
    border-radius:16px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(135deg, rgba(37,99,235,0.12), rgba(14,165,233,0.14));
    color:var(--rs_primary);
    font-weight:800;
    margin-bottom:18px;
}

.rs_feature_card h3{
    margin:0 0 10px;
    font-size:20px;
    letter-spacing:-0.02em;
}

.rs_feature_card p{
    margin:0;
    color:var(--rs_text_soft);
    font-size:15px;
}

.rs_pricing_wrap{
    display:grid;
    grid-template-columns:1fr 420px;
    gap:30px;
    align-items:center;
}

.rs_check_list{
    list-style:none;
    padding:0;
    margin:22px 0 0;
}

.rs_check_list li{
    position:relative;
    padding-left:30px;
    margin-bottom:12px;
    color:rgba(229,237,248,0.88);
}

.rs_check_list li::before{
    content:"";
    position:absolute;
    left:0;
    top:9px;
    width:12px;
    height:12px;
    border-radius:50%;
    background:var(--rs_success);
    box-shadow:0 0 0 5px rgba(16,185,129,0.14);
}

.rs_pricing_card{
    border-radius:28px;
    background:linear-gradient(180deg, #ffffff, #f7faff);
    box-shadow:0 28px 60px rgba(0,0,0,0.18);
    color:var(--rs_text);
}

.rs_pricing_label{
    display:inline-flex;
    padding:8px 12px;
    border-radius:999px;
    background:rgba(37,99,235,0.10);
    color:var(--rs_primary);
    font-size:12px;
    font-weight:700;
    text-transform:uppercase;
    letter-spacing:.04em;
}

.rs_pricing_price{
    margin-top:20px;
    font-size:54px;
    line-height:1;
    font-weight:800;
    letter-spacing:-0.05em;
}

.rs_pricing_period{
    margin-top:8px;
    font-size:16px;
    color:var(--rs_text_soft);
}

.rs_pricing_storage{
    margin:18px 0 24px;
    padding:14px 16px;
    background:#eff6ff;
    border:1px solid #dbeafe;
    border-radius:16px;
    font-weight:700;
    color:#1e3a8a;
}

.rs_pricing_note{
    margin:18px 0 0;
    color:var(--rs_text_soft);
    font-size:14px;
}

.rs_rules_grid{
    display:grid;
    grid-template-columns:repeat(3, minmax(0,1fr));
    gap:20px;
}

.rs_rule_card{
    background:#fff;
    border:1px solid var(--rs_border);
    border-radius:22px;
    padding:26px;
    box-shadow:var(--rs_shadow);
}

.rs_rule_card h3{
    margin:0 0 10px;
    font-size:21px;
}

.rs_rule_card p{
    margin:0;
    color:var(--rs_text_soft);
}

.rs_rule_card_alert{
    border-color:#fecaca;
    background:linear-gradient(180deg, #fff, #fff7f7);
}

.rs_notice_box{
    margin-top:22px;
    padding:18px 20px;
    border-radius:18px;
    border:1px solid #dbeafe;
    background:#eff6ff;
    color:#1e3a8a;
}

.rs_faq_list{
    display:grid;
    gap:14px;
}

.rs_faq_item{
    background:#fff;
    border:1px solid var(--rs_border);
    border-radius:20px;
    padding:0 22px;
    box-shadow:var(--rs_shadow);
}

.rs_faq_item summary{
    list-style:none;
    cursor:pointer;
    padding:22px 36px 22px 0;
    position:relative;
    font-size:17px;
    font-weight:700;
}

.rs_faq_item summary::-webkit-details-marker{
    display:none;
}

.rs_faq_item summary::after{
    content:"+";
    position:absolute;
    right:0;
    top:50%;
    transform:translateY(-50%);
    font-size:28px;
    color:var(--rs_primary);
    font-weight:400;
}

.rs_faq_item[open] summary::after{
    content:"–";
}

.rs_faq_body{
    padding:0 0 22px;
    color:var(--rs_text_soft);
}

.rs_cta_section{
    padding-top:0;
}

.rs_cta_box{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:24px;
    padding:34px;
    border-radius:28px;
    background:linear-gradient(135deg, #0f172a, #1e3a8a);
    color:#fff;
    box-shadow:0 26px 60px rgba(15,23,42,0.25);
}

.rs_cta_box h2{
    margin:14px 0 8px;
    font-size:34px;
    line-height:1.1;
    letter-spacing:-0.03em;
}

.rs_cta_box p{
    margin:0;
    color:rgba(255,255,255,0.8);
}

.rs_footer{
    background:#08111d;
    color:rgba(229,237,248,0.85);
    border-top:1px solid rgba(255,255,255,0.06);
}

.rs_footer_inner{
    display:grid;
    grid-template-columns:1.2fr 0.9fr 0.9fr;
    gap:28px;
    padding:50px 0 34px;
}

.rs_footer_brand{
    font-size:18px;
    font-weight:800;
    margin-bottom:12px;
    color:#fff;
}

.rs_footer_col h3{
    margin:0 0 12px;
    color:#fff;
    font-size:16px;
}

.rs_footer_col p{
    margin:0;
    color:rgba(229,237,248,0.74);
}

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

.rs_footer_list li{
    margin-bottom:8px;
}

.rs_footer_list a{
    color:rgba(229,237,248,0.85);
}

.rs_footer_list a:hover{
    color:#fff;
}

.rs_footer_bottom{
    border-top:1px solid rgba(255,255,255,0.06);
}

.rs_footer_bottom_inner{
    min-height:58px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    font-size:14px;
    color:rgba(229,237,248,0.62);
}

.rs_page_hero{
    background:linear-gradient(180deg, #081220 0%, #101a2b 100%);
    color:#fff;
    padding:70px 0 46px;
}

.rs_page_hero_small h1{
    margin:16px 0 10px;
    font-size:clamp(32px, 4vw, 52px);
    line-height:1.08;
    letter-spacing:-0.04em;
}

.rs_page_hero_small p{
    margin:0;
    max-width:760px;
    color:rgba(229,237,248,0.78);
}

.rs_legal_wrap{
    display:flex;
    justify-content:center;
}

.rs_legal_card{
    width:100%;
    max-width:920px;
    background:#fff;
    border:1px solid var(--rs_border);
    border-radius:28px;
    padding:34px;
    box-shadow:var(--rs_shadow);
}

.rs_legal_card h2{
    margin:0 0 10px;
    padding-top:10px;
    font-size:24px;
    letter-spacing:-0.03em;
}

.rs_legal_card p{
    margin:0 0 18px;
    color:var(--rs_text_soft);
}

.rs_legal_list{
    margin:0 0 20px 0;
    padding-left:20px;
    color:var(--rs_text_soft);
}

.rs_legal_list li{
    margin-bottom:10px;
}

.rs_legal_list_alert li::marker{
    color:var(--rs_danger);
}

@media (max-width: 1080px){
    .rs_hero_grid,
    .rs_pricing_wrap,
    .rs_footer_inner,
    .rs_rules_grid,
    .rs_feature_grid{
        grid-template-columns:1fr 1fr;
    }

    .rs_cta_box{
        flex-direction:column;
        align-items:flex-start;
    }
}

@media (max-width: 860px){
    .rs_nav_toggle{
        display:inline-block;
    }

    .rs_nav{
        display:none;
        position:absolute;
        top:78px;
        right:16px;
        left:16px;
        flex-direction:column;
        align-items:stretch;
        gap:10px;
        padding:16px;
        background:#0d1728;
        border:1px solid rgba(255,255,255,0.08);
        border-radius:20px;
        box-shadow:0 20px 40px rgba(0,0,0,0.25);
    }

    .rs_nav.rs_nav_open{
        display:flex;
    }

    .rs_hero_grid,
    .rs_pricing_wrap,
    .rs_rules_grid,
    .rs_feature_grid,
    .rs_footer_inner,
    .rs_hero_meta{
        grid-template-columns:1fr;
    }

    .rs_hero{
        padding-top:66px;
    }

    .rs_section{
        padding:64px 0;
    }

    .rs_legal_card,
    .rs_cta_box,
    .rs_feature_card,
    .rs_rule_card{
        padding:24px;
    }
}

@media (max-width: 560px){
    .rs_container{
        width:min(100% - 22px, var(--rs_container));
    }

    .rs_hero_title{
        font-size:34px;
    }

    .rs_hero_text,
    .rs_section_heading p{
        font-size:16px;
    }

    .rs_panel_price_value,
    .rs_pricing_price{
        font-size:42px;
    }

    .rs_cta_box h2{
        font-size:28px;
    }

    .rs_footer_bottom_inner{
        flex-direction:column;
        justify-content:center;
        padding:12px 0;
    }
}

.rs_contact_form{
    display:grid;
    gap:18px;
}

.rs_form_group{
    display:flex;
    flex-direction:column;
    gap:6px;
}

.rs_form_group label{
    font-weight:600;
    color:var(--rs_text);
}

.rs_form_group input,
.rs_form_group textarea{
    width:100%;
    border:1px solid var(--rs_border);
    border-radius:12px;
    padding:12px 14px;
    font-size:15px;
    font-family:inherit;
    color:var(--rs_text);
    background:#fff;
    transition:border-color .2s ease, box-shadow .2s ease;
}

.rs_form_group input:focus,
.rs_form_group textarea:focus{
    outline:none;
    border-color:var(--rs_primary);
    box-shadow:0 0 0 4px rgba(37,99,235,0.12);
}

.rs_notice_box{
    margin-bottom:20px;
    padding:16px 18px;
    border-radius:16px;
    border:1px solid #dbeafe;
    background:#eff6ff;
    color:#1e3a8a;
    font-weight:600;
}

.rs_notice_box_success{
    border-color:#bbf7d0;
    background:#f0fdf4;
    color:#166534;
}

.rs_notice_box_error{
    border-color:#fecaca;
    background:#fff1f2;
    color:#991b1b;
}