*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:"Segoe UI",Arial,sans-serif;
}

:root{
    --bg:#01040b;
    --panel:#0b1220;
    --card:#101827;
    --card2:#121d31;
    --border:#22324f;
    --blue:#58a8ff;
    --blue2:#1976ff;
    --text:#ffffff;
    --muted:#8ea3c8;
    --danger:#ff4d6d;
}

body{
    background:radial-gradient(circle at top,#08172d,#01040b 65%);
    color:var(--text);
    overflow:hidden;
}

.app{
    display:grid;
    grid-template-columns:42% 58%;
    width:100%;
    height:100vh;
}

.hero{
    position:relative;
    display:flex;
    justify-content:center;
    align-items:flex-end;
    overflow:hidden;
}

.hero img{
    position:relative;
    z-index:2;
    height:96vh;
    width:auto;
    object-fit:contain;
    filter:drop-shadow(0 0 40px rgba(0,0,0,.85));
    animation:reaperIn .9s ease both;
}

.hero-glow{
    position:absolute;
    bottom:10%;
    width:360px;
    height:360px;
    border-radius:50%;
    background:radial-gradient(circle,rgba(70,150,255,.18),transparent 70%);
    filter:blur(12px);
}

.panel{
    padding:34px 54px;
    display:flex;
    flex-direction:column;
    min-width:0;
}

.header{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:24px;
    margin-bottom:24px;
}

.header h1{
    font-size:52px;
    line-height:1;
    font-weight:900;
    letter-spacing:.5px;
}

.line{
    width:220px;
    height:2px;
    margin:16px 0;
    background:linear-gradient(90deg,var(--blue),transparent);
}

.tag{
    font-size:20px;
    color:#d0d8e8;
    letter-spacing:1px;
}

.desc{
    margin-top:8px;
    color:var(--muted);
    font-size:17px;
    max-width:560px;
}

.top-balance{
    min-width:138px;
    padding:14px 18px;
    border-radius:18px;
    border:1px solid var(--border);
    background:rgba(16,24,39,.72);
    color:white;
    text-align:center;
    cursor:pointer;
    box-shadow:0 0 25px rgba(70,140,255,.08);
    transition:.22s;
}

.top-balance:hover{
    border-color:var(--blue);
    box-shadow:0 0 25px rgba(70,140,255,.25);
    transform:translateY(-2px);
}

.top-balance span,
.top-balance small{
    display:block;
    color:var(--muted);
    font-size:13px;
}

.top-balance strong{
    display:block;
    font-size:30px;
    margin:3px 0;
}

.screen{
    display:none;
    flex:1;
    min-height:0;
    overflow:auto;
    padding-right:8px;
}

.screen.active{
    display:flex;
    flex-direction:column;
    animation:screenIn .22s ease both;
}

.cards{
    display:grid;
    grid-template-columns:repeat(2,1fr);
    gap:18px;
}

.card{
    background:linear-gradient(180deg,var(--card2),var(--card));
    border:1px solid var(--border);
    border-radius:22px;
    padding:24px;
    color:white;
    cursor:pointer;
    text-align:left;
    display:flex;
    gap:18px;
    align-items:flex-start;
    transition:.25s;
    min-height:132px;
}

.card:hover{
    transform:translateY(-5px);
    border-color:var(--blue);
    box-shadow:0 0 28px rgba(70,140,255,.32);
}

.icon{
    font-size:38px;
    line-height:1;
}

.card h2{
    margin-bottom:8px;
    font-size:25px;
}

.card p{
    color:#95a9c8;
    font-size:15px;
    line-height:1.35;
}

.back-btn,
.secondary-btn,
.small-btn,
.buy-main,
.settings-mini{
    border:1px solid var(--border);
    background:rgba(16,24,39,.7);
    color:white;
    border-radius:16px;
    padding:12px 16px;
    cursor:pointer;
    transition:.2s;
}

.back-btn{
    width:max-content;
    background:none;
    border:none;
    color:#69b2ff;
    font-size:17px;
    margin-bottom:20px;
    padding:0;
}

.secondary-btn:hover,
.small-btn:hover,
.buy-main:hover,
.settings-mini:hover{
    border-color:var(--blue);
    box-shadow:0 0 18px rgba(70,140,255,.18);
}

.screen-title{
    margin-bottom:18px;
    font-size:32px;
}

.field{
    display:flex;
    flex-direction:column;
    gap:8px;
    margin-bottom:16px;
}

.field span{
    color:#cbd7ea;
    font-size:15px;
}

input,
select,
textarea{
    width:100%;
    background:#101827;
    border:1px solid #2b4d87;
    border-radius:16px;
    color:white;
    padding:15px 17px;
    font-size:16px;
    outline:none;
}

textarea{
    min-height:132px;
    resize:vertical;
}

input:focus,
select:focus,
textarea:focus{
    border-color:var(--blue);
    box-shadow:0 0 22px rgba(70,140,255,.22);
}

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

.form-grid.three{
    grid-template-columns:repeat(3,1fr);
}

.checkbox{
    display:flex;
    align-items:center;
    gap:10px;
    margin:4px 0 18px;
    color:#cbd7ea;
}

.checkbox input{
    width:18px;
    height:18px;
}

.generate{
    margin-top:4px;
    min-height:58px;
    border:none;
    border-radius:18px;
    cursor:pointer;
    color:white;
    font-size:19px;
    font-weight:800;
    background:linear-gradient(90deg,#1976ff,#4faeff);
    transition:.25s;
}

.generate:hover{
    transform:translateY(-3px);
    box-shadow:0 0 25px rgba(70,130,255,.45);
}

.generate:disabled{
    opacity:.65;
    cursor:not-allowed;
    transform:none;
}

.upload-box{
    border:1px dashed #3d629c;
    background:rgba(16,24,39,.7);
    border-radius:20px;
    padding:24px;
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:8px;
    cursor:pointer;
    margin-bottom:18px;
    transition:.2s;
}

.upload-box:hover{
    border-color:var(--blue);
    box-shadow:0 0 22px rgba(70,140,255,.16);
}

.upload-box input{
    display:none;
}

.upload-box span{
    font-size:20px;
    font-weight:700;
}

.upload-box small,
.muted{
    color:var(--muted);
}

.preview{
    border:1px solid var(--border);
    border-radius:18px;
    background:#08111f;
    padding:12px;
    margin-bottom:16px;
}

.preview img{
    max-height:190px;
    max-width:100%;
    border-radius:12px;
    display:block;
}

.hidden{
    display:none!important;
}

.info-card{
    background:rgba(16,24,39,.72);
    border:1px solid var(--border);
    border-radius:20px;
    padding:22px;
    color:#cbd7ea;
    line-height:1.7;
    margin-bottom:16px;
}

.account-head{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:20px;
    margin-bottom:18px;
}

.settings-mini{
    font-size:22px;
    width:54px;
    height:54px;
}

.account-grid{
    display:grid;
    grid-template-columns:1.4fr .8fr;
    gap:16px;
}

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

.avatar{
    width:64px;
    height:64px;
    border-radius:20px;
    border:1px solid var(--border);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:32px;
    background:#0d1728;
}

.balance-card{
    text-align:center;
}

.balance-card span,
.balance-card small{
    display:block;
    color:var(--muted);
}

.balance-card strong{
    display:block;
    font-size:48px;
    margin:6px 0;
}

.buy-main{
    margin-top:12px;
    width:100%;
    background:linear-gradient(90deg,#1976ff,#4faeff);
    border:none;
    font-weight:800;
}

.section-title{
    margin:16px 0 12px;
    font-size:22px;
}

.tariffs{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:14px;
    margin-bottom:16px;
}

.tariff{
    background:linear-gradient(180deg,var(--card2),var(--card));
    border:1px solid var(--border);
    border-radius:18px;
    color:white;
    padding:18px;
    cursor:pointer;
    transition:.2s;
}

.tariff:hover{
    border-color:var(--blue);
    box-shadow:0 0 20px rgba(70,140,255,.22);
    transform:translateY(-3px);
}

.tariff strong{
    display:block;
    font-size:36px;
}

.tariff span,
.tariff small{
    display:block;
    color:var(--muted);
}

.referral h3,
.info-card h3{
    margin-bottom:10px;
}

.danger{
    border-color:rgba(255,77,109,.45);
    color:#ffd4dc;
}

.status{
    position:fixed;
    right:24px;
    bottom:24px;
    padding:14px 18px;
    border-radius:16px;
    background:#101827;
    border:1px solid var(--border);
    color:#cbd7ea;
    z-index:20;
}

.loader{
    position:fixed;
    inset:0;
    background:rgba(1,4,11,.72);
    display:flex;
    align-items:center;
    justify-content:center;
    z-index:30;
}

.loader-box{
    background:#101827;
    border:1px solid var(--border);
    border-radius:20px;
    padding:28px 34px;
    text-align:center;
}

.spinner{
    width:42px;
    height:42px;
    border-radius:50%;
    border:4px solid rgba(88,168,255,.22);
    border-top-color:var(--blue);
    margin:0 auto 14px;
    animation:spin .8s linear infinite;
}

@keyframes spin{
    to{transform:rotate(360deg)}
}

@keyframes screenIn{
    from{
        opacity:0;
        transform:translateY(8px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

@keyframes reaperIn{
    from{
        opacity:0;
        transform:translateY(20px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

@media(max-width:900px){
    body{
        overflow:auto;
    }

    .app{
        grid-template-columns:1fr;
        height:auto;
        min-height:100vh;
    }

    .hero{
        height:260px;
        align-items:flex-end;
    }

    .hero img{
        height:300px;
    }

    .panel{
        padding:24px;
    }

    .header,
    .account-head{
        flex-direction:column;
    }

    .cards,
    .form-grid,
    .form-grid.three,
    .account-grid,
    .tariffs{
        grid-template-columns:1fr;
    }
}