:root {
    --bg: #f1f1f1;
    --card_bg: #fff;
    --btn_bg: #000000;
    --btn_bg_hover: #4d4d4d;
    --btn_text: #fff;
    --text_color_p: #000000;
    --text_color_a: #000000;
    --standard: #f1f1f1;
    --auxiliary: #efefef;
    --icon-size: 25px;
    --spacing: -0.5px;
}

input[type="button"] {
    border: none;
    border-radius: 8px;
    transition: 0.3s all;
}

input[type="button"]:hover {
    cursor: pointer;
    transition: 0.15s all ease-in-out;
}

abbr {
    text-decoration: none;
}

body {
    margin: 0px;
    padding: 0px;
    font-family: '思源黑体 CN';
}

::-webkit-scrollbar {
    height: 0px;
    /* background: #0c0c0c; */
}

.console {
    width: 190px;
    position: absolute;
    padding: 13px;
    z-index: 999;
    border-radius: 8px;
    background: #f8f8f8;
    overflow: hidden;
    box-shadow: #00000082 0px 1px 80px 0px;
    line-height: 1.8;
    font-size: 14px;
    transition: all 0.3 ease-in-out;
}

.log {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 10;
    background: whitesmoke;
    padding: 5px 10px;
    border-radius: 8px;
    font-size: 1vw;
}


/* /////////////////////////unione//////////////////////////// */

* {
    padding: 0;
    margin: 0;
    color-scheme: light;
}

::selection {
    text-decoration: none;
}

::-moz-selection {
    text-decoration: none;
}

.n {
    display: none
}

p:hover,
a:hover,
h1:hover,
h2:hover,
h3:hover,
h4:hover {
    cursor: default;
}

.main {
    width: 100%;
    height: 100%;
    /* scroll-snap-type:y mandatory; */
    position: absolute;
    overflow: hidden;
    scroll-behavior: smooth;
}

.main::-webkit-scrollbar {
    width: 0px;
    height: 0px;
}

.cover {
    width: 100%;
    height: 100%;
    /* background: url(../img/3.jpg) no-repeat; */
    /* background: linear-gradient(0deg, #ff6251 0%, #ff9768 9%, #eaab8e 20%, #8490a0 63%, #4c627f 100%); */
    background: linear-gradient(#a490d0 10%, #bf9acd 40%, #fd9ab3 80%, #ffdbd1 100%);
    /* background: linear-gradient(#9691ba 10%, #ada4c1 40%, #ffaaa3 80%, #ffe0c8 100%); disanble*/
    /* background-size: 130%; */
    background-position-x: 50%;
    background-position-y: 3%;
    scroll-snap-align: end;
    background-size: 100%;
    position: fixed;
    opacity: 1;
    /* transition: opacity 0.8s cubic-bezier(0.22, 0.53, 0.9, 0.99); */
    overflow: hidden;
}

.cover_icon {
    font-weight: 600;
    transition: all 0.5s;
    /* animation: loop 3s infinite; */
    transform: translate( -50%, 0%);
    z-index: 1;
}

.cover_icon:hover {
    cursor: pointer;
    transform: translate( -50%, 0%) scale(1.7);
}

.cover_text {
    position: absolute;
    left: 49.5%;
    top: 45.5%;
    transform: translate(-50%, -50%);
    z-index: 1;
    transition: all 0.5s ease-in-out;
}

.cover_text p:hover {
    cursor: pointer;
    opacity: 0.65;
}

.cover_baffle {
    width: 100%;
    height: 100%;
    /* background: #f7f7f7; */
    background: #08000b;
    opacity: 0;
    transition: opacity 1s cubic-bezier(1, 0, 0.35, 1);
}

.titlepage {
    width: 100%;
    height: 100%;
    scroll-snap-align: end;
    transition: background 0.3s ease-in-out;
    position: absolute;
    top: 100%;
}

.nav div {
    background: rgb(255, 255, 255);
    border-radius: 50px;
    transition-property: width, height, transform;
    transition: 0.5s cubic-bezier(1, 0, 0, 1);
    cursor: pointer;
}

.nav:hover div {
    transition: all 0.25s cubic-bezier(1, 0, 0, 1);
}

.nav_unselected {
    opacity: 0.15;
    transition: all 0.15s ease-in-out;
}

.nav_selected {
    transition: all 0.15s ease-in-out;
}

.epilogue_content_bg:hover {
    cursor: pointer;
    color: white;
    background: var(--btn_bg);
    transition: all 0.1s ease-in-out;
}

.epilogue_quest {
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
    transition: opacity 0.3s ease-in-out;
}

iframe {
    min-height: 715px;
}

.x {
    text-align: center;
}

.x img {
    width: 100px;
}


/* .v_content_br {
    display: none;
} */


/*//////////////////////////////////////////// pc////////////////////////////////////////////// */

@media screen and (min-width: 900px) {
    .cover_text::after {
        content: "";
        display: block;
        position: absolute;
        top: 50%;
        width: 2px;
        transform: translate(0px, -50%);
        background: #000;
        animation: blink 1.1s linear infinite;
    }
    @keyframes blink {
        0%,
        49% {
            opacity: 1;
        }
        50%,
        100% {
            opacity: 0;
        }
    }
    .cover_text p {
        display: inline-block;
        font-weight: 300;
        font-size: 40px;
        letter-spacing: -1px;
        color: var(--text);
        white-space: nowrap;
        overflow: hidden;
    }
    .cover_icon {
        width: 50px;
        position: absolute;
        left: 50%;
        bottom: 5%;
        text-align: center;
        line-height: 50px;
        letter-spacing: -0.5px;
        font-family: "font-b" !important;
        transition: all 0.5s;
        animation: loop 1.5s infinite;
    }
    .cover a {
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
    }
    @keyframes loop {
        0% {
            transform: translate( -50%, 0%);
            opacity: 1;
        }
        49% {
            transform: translate( -50%, 15%);
            opacity: 0;
        }
        50% {
            transform: translate( -50%, -15%);
            opacity: 0;
        }
        100% {
            transform: translate( -50%, 0%);
            opacity: 1;
        }
    }
    /* ------------------------------------------------ */
    /* -------container----------------------------------------- */
    /* ------------------------------------------------ */
    /* ------------------------------------------------ */
    /* ------------------------------------------------ */
    /* ------------------------------------------------ */
    /* ------------------------------------------------ */
    .nav {
        position: absolute;
        left: 50%;
        z-index: 2;
    }
    .nav:hover div {
        width: 30px;
        height: 8px;
        transition: all 0.25s cubic-bezier(1, 0, 0, 1);
    }
    .nav div:hover {
        opacity: 0.5;
        transform: scale(1.5);
    }
    .nav_s_btn,
    .nav_p_btn,
    .nav_t_btn {
        position: absolute;
        transform: translate(0, -50%) rotate(0deg);
        z-index: 2;
        transition: all 0.25s cubic-bezier(0.29, 0.13, 0.33, 1);
        box-shadow: #00000045 0px 2px 20px 0;
    }
    .nav_s_btn {
        animation: rotate_s 0.2s;
    }
    .nav_t_btn {
        animation: rotate_t 0.2s;
    }
    @keyframes rotate_s {
        0% {
            transform: translate(0, -50%) rotate(90deg);
        }
        100% {
            transform: translate(0, -50%) rotate(0deg);
        }
    }
    @keyframes rotate_t {
        0% {
            transform: translate(0, -50%) rotate(-90deg);
        }
        100% {
            transform: translate(0, -50%) rotate(0deg);
        }
    }
    .nav_s_disable,
    .nav_p_disable {
        display: none;
    }
    .nav_s_btn a,
    .nav_p_btn a,
    .nav_t_btn a,
    .nav_s_ani a {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
    .nav_s_btn a:hover,
    .nav_p_btn a:hover,
    .nav_t_btn a:hover,
    .nav_s_ani a:hover {
        cursor: pointer;
    }
    .nav_s_btn:hover,
    .nav_p_btn:hover,
    .nav_t_btn:hover {
        background: rgb(203, 204, 209);
        cursor: pointer;
    }
    .nav_s_btn:active,
    .nav_p_btn:active,
    .nav_t_btn:active {
        color: white;
        background: rgb(0, 0, 0);
        transition: all 0s;
    }
    .nav_s_d,
    .nav_s_t {
        display: none;
    }
    /* ///////////////////////////////////// */
    .titlepage_container {
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translate(-50%, 0%);
        width: 100%;
        height: 100%;
        white-space: nowrap;
        overflow: hidden;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        scrollbar-width: none;
    }
    .titlepage_card {
        display: inline-block;
        position: relative;
        left: 0%;
        transform: translate(0%, -50%);
        border-radius: 16px;
        box-sizing: border-box;
        scroll-snap-align: center;
        transition: opacity 0.35s ease-in-out;
    }
    .titlepage_card:nth-child(1) {
        overflow: hidden;
    }
    .titlepage_card:nth-child(2) {
        overflow: hidden;
    }
    .titlepage_card:nth-child(3) {
        background: var(--card_bg);
    }
    .titlepage_card:nth-child(4) {
        background: var(--card_bg);
    }
    .titlepage_card:nth-child(5) {
        background: var(--card_bg);
    }
    .titlepage_card:nth-child(6) {
        background: var(--card_bg);
    }
    /* /////////////////////////////////////////// */
    .next_up{
        position: absolute;
        top: 49%;
        left: 50%;
        transform: translate(-50%, -50%);
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .next_up_m {
        display: none;
    }
    .next_up_bg {
        width: 100%;
        height: 100%;
        background: white;
        /* background-color: var(--card_bg); */
        background-size: 100%;
    }
    .wit_bg {
        width: 100%;
        height: 100%;
        background: linear-gradient(#fffeb0 0%, #ffafc8 80%, #e3d1ff 100%);
    }
    .wit_content{
        display: inline-flex;
        align-items: center;
    }
    .x {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
    }
    .x a {
        font-size: 24px;
    }
    /* ////////////////////////////////////// */
    .epilogue {
        width: 100%;
        height: 100%;
        transition: opacity 0.3s ease-in-out;
        position: absolute;
    }
    .epilogue_title {
        position: absolute;
        left: 50%;
        transform: translate(-50%, 0);
        display: inline-block;
        text-align: center;
    }
    .epilogue_title p {
        font-weight: 600;
        color: var(--text_color_p);
        margin-top: 0px;
        font-family: "font-b" !important;
    }
    .epilogue_content {
        position: absolute;
        left: 50%;
        width: 100%;
        transform: translate(-50%, 0%);
        text-align: center;
    }
    .epilogue_content_bg {
        background: var(--auxiliary);
        border-radius: 10px;
        display: inline-block;
        position: relative;
        color: var(--text_color_p);
    }
    .epilogue_content_text {
        display: inline-block;
        text-align: center;
        /* text-align: left;
        position: absolute;
        top: 30px;
        left: 30px; */
    }
    .bili_btn {
        background: var(--btn_bg);
    }
    .bili_btn:hover {
        background: #00bbff;
    }
    .bili_btn:active {
        background: #0085b5;
    }
    .icon_info {
        color: #000000;
        fill: currentColor;
        display: inline-block;
    }
    /* ////////////////////////////////////// */
    .epilogue_btn {
        position: absolute;
        left: 50%;
        transform: translate(-50%, 0);
    }
    .epilogue_btn input {
        margin: 0 25px;
        background: var(--btn_bg);
        color: var(--btn_text);
    }
    .epilogue_btn input:hover {
        cursor: pointer;
        color: white;
        background: var(--btn_bg_hover);
    }
    .epilogue_about {
        width: 100%;
        height: 100%;
        transition: opacity 0.3s ease-in-out;
        position: absolute;
        top: 0px;
        overflow: hidden;
    }
    .epilogue_about_content {
        position: absolute;
        top: 45%;
        left: 50%;
        text-align: center;
        transform: translate(-50%, -50%);
    }
}