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

body{
    background:linear-gradient(135deg,#ececec,#d9d9d9);
    overflow-x:hidden;
}

.page-overlay{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0);
    pointer-events:none;
    transition:0.35s;
    z-index:5;
}

.page-overlay.active{
    background:rgba(0,0,0,0.5);
}

.header{
    display:flex;
    align-items:center;
    padding:15px;
    position:relative;
    z-index:100;
}

.burger{
    cursor:pointer;
}

.burger svg{
    transition:0.3s;
}

.burger:hover svg{
    transform:scale(1.1);
    filter:drop-shadow(0 0 6px #4a6cff);
}

.title{
    margin:auto;
    background:#ddd;
    padding:10px 30px;
    border-radius:20px;
    font-size:32px;
    transition:0.3s;
}

.title:hover{
    box-shadow:0 0 8px #4a6cff;
}

.menu{
    display:none;
    flex-direction:column;
    background:#eee;
    position:absolute;
    top:60px;
    left:10px;
    padding:15px;
    border-radius:12px;
    box-shadow:0 10px 25px rgba(0,0,0,0.2);
    animation:fadeIn 0.2s ease;
    z-index:1000;
}

.menu a{
    padding:10px;
    text-decoration:none;
    color:#333;
    border-radius:8px;
    transition:0.2s;
}

.menu a:hover{
    background:#4a6cff;
    color:white;
    transform:translateX(5px);
}

.menu.show{
    display:flex;
}

.auth{
    display:none;
    gap:10px;
}

.auth.show{
    display:flex;
}

.account-chip {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.account-chip.show {
    display: flex;
}

.user-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #5a6c8f;
    cursor: pointer;
    overflow: hidden;
}

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

.account-name {
    max-width: 120px;
    font-size: 13px;
    font-weight: bold;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #333;
}

.logout-btn {
    border: none;
    background: #4a4747;
    color: white;
    padding: 5px 10px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 12px;
}

.login-btn,
.signup-btn{
    padding:8px 16px;
    border-radius:20px;
    border:none;
    color:white;
    cursor:pointer;
    transition:0.3s;
}

.login-btn{
    background:#5a6c8f;
}

.signup-btn{
    background:#2f4bb2;
}

.login-btn:hover,
.signup-btn:hover{
    transform:scale(1.03);
    box-shadow:0 0 8px #4a6cff;
}

.container{
    padding:30px;
}

.hero{
    background:#0f1525;
    border-radius:24px;
    min-height:540px;
    position:relative;
    overflow:hidden;

    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;

    box-shadow:0 18px 36px rgba(12,16,28,0.22);
}

.hero::before{
    content:"";
    position:absolute;

    width:1100px;
    height:1100px;

    background:
    radial-gradient(circle,
    rgba(74,108,255,0.22) 0%,
    transparent 70%);

    animation:rotateGlow 20s linear infinite;
}

.hero-content{
    position:relative;
    z-index:2;
    text-align:center;
    color:white;
    margin-bottom:55px;
}

.hero-content h1{
    font-size:5rem;

    margin-bottom:12px;

    text-shadow:
    0 0 12px rgba(74,108,255,0.7),
    0 0 30px rgba(74,108,255,0.35);
}

.hero-content p{
    font-size:1.15rem;
    opacity:0.9;
}

.download-btn{
    position:relative;
    z-index:20;

    padding:24px 90px;

    border:none;
    border-radius:18px;

    font-size:1.35rem;
    font-weight:900;
    letter-spacing:1px;

    color:white;
    cursor:pointer;

    overflow:hidden;

    background:
    linear-gradient(
        135deg,
        #07111f 0%,
        #10213d 20%,
        #17376d 40%,
        #2450a6 60%,
        #17376d 80%,
        #07111f 100%
    );

    background-size:300% 300%;

    animation:
    blueFlow 8s ease infinite,
    pulse 2.2s infinite;

    transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;

    box-shadow:
    0 0 15px rgba(74,108,255,0.35),
    inset 0 0 15px rgba(255,255,255,0.03);

    backdrop-filter:blur(8px);
}

.download-btn::before{
    content:"";

    position:absolute;
    inset:0;

    background:
    repeating-linear-gradient(
        -45deg,
        rgba(255,255,255,0.03) 0px,
        rgba(255,255,255,0.03) 2px,
        transparent 2px,
        transparent 8px
    );

    mix-blend-mode:screen;

    animation:textureMove 5s linear infinite;
}

.download-btn::after{
    content:"";

    position:absolute;

    inset:-2px;

    border-radius:20px;

    background:
    radial-gradient(circle at 20% 20%,
    rgba(90,140,255,0.9),
    transparent 25%),

    radial-gradient(circle at 80% 70%,
    rgba(60,110,255,0.8),
    transparent 30%),

    radial-gradient(circle at 40% 90%,
    rgba(120,170,255,0.5),
    transparent 25%);

    filter:blur(16px);

    opacity:0.7;

    z-index:-1;

    animation:lavaMove 6s linear infinite;
}

.download-btn:hover{

    transform:scale(1.08);

    box-shadow:
    0 0 20px rgba(74,108,255,0.7),
    0 0 40px rgba(74,108,255,0.55),
    0 0 70px rgba(74,108,255,0.35),

    inset 0 0 25px rgba(255,255,255,0.06);
}

.download-btn:hover::after{

    opacity:1;

    filter:blur(28px);

    transform:scale(1.2);
}

.download-btn:active{
    transform:scale(0.97);
}

.patch-section{
    margin-top:35px;

    background:#dcdcdc;

    border-radius:20px;

    padding:30px;

    box-shadow:0 10px 20px rgba(0,0,0,0.08);
}

.patch-section h2{
    margin-bottom:25px;
    font-size:2rem;
}

.patch-note{
    background:#cfcfcf;

    padding:18px;

    border-radius:16px;

    margin-bottom:18px;

    transition:0.25s;
}

.patch-note:hover{
    transform:translateX(6px);
    background:#c4c4c4;
    box-shadow:0 0 10px rgba(74,108,255,0.25);
}

.patch-note h3{
    margin-bottom:8px;
    color:#2f4bb2;
}

::-webkit-scrollbar{
    width:10px;
}

::-webkit-scrollbar-thumb{
    background:#888;
    border-radius:10px;
}

@keyframes fadeIn{
    from{
        opacity:0;
        transform:translateY(-10px);
    }

    to{
        opacity:1;
        transform:translateY(0);
    }
}

@keyframes rotateGlow{
    from{
        transform:rotate(0deg);
    }

    to{
        transform:rotate(360deg);
    }
}

@keyframes blueFlow{

    0%{
        background-position:0% 50%;
    }

    50%{
        background-position:100% 50%;
    }

    100%{
        background-position:0% 50%;
    }
}

@keyframes textureMove{

    0%{
        transform:translateX(-50px);
    }

    100%{
        transform:translateX(50px);
    }
}

@keyframes lavaMove{

    0%{
        transform:translateX(-10px) translateY(0px);
    }

    25%{
        transform:translateX(10px) translateY(-6px);
    }

    50%{
        transform:translateX(0px) translateY(10px);
    }

    75%{
        transform:translateX(-8px) translateY(-8px);
    }

    100%{
        transform:translateX(-10px) translateY(0px);
    }
}

@keyframes pulse{

    0%,100%{
        transform:scale(1);
    }

    50%{
        transform:scale(1.03);
    }
}

@media(max-width:900px){

    .hero-content h1{
        font-size:3rem;
    }

    .download-btn{
        padding:22px 45px;
        font-size:1.1rem;
    }
}