/*
SPDX-FileCopyrightText: 2026 君子阿己 & 铟子vinds [https://y.vinds.top]
SPDX-License-Identifier: GPL-3.0-or-later
*/

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #f5f7fa;
    color: #1e2a3e;
    font-family: 'Segoe UI', 'Roboto', 'Microsoft YaHei', sans-serif;
    line-height: 1.5;
    height: 100vh;
    overflow: hidden;
}

.a {
    display: flex;
    flex-direction: column;
    height: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

.b {
    text-align: center;
    flex-shrink: 0;
    padding: 1rem 0 0.75rem;
}

.b h1 {
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: -0.3px;
    color: #1e466e;
    margin-bottom: 0.5rem;
}

.c {
    font-size: 0.95rem;
    color: #5b6e8c;
    font-weight: 400;
}

.d {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
    padding: 1rem 0;
}

.e {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.8rem;
    width: 100%;
    margin: 0 auto;
}

.f {
    border: none;
    border-radius: 2rem;
    padding: 0.9rem 2rem;
    font-size: 1.25rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    cursor: default;
    transition: all 0.2s ease;
    min-width: 150px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(2px);
    font-family: inherit;
}

.g {
    background-color: #ffe3c6;
    color: #b45f2b;
    border-bottom: 3px solid #ffc48a;
}

.h {
    background-color: #d9effc;
    color: #1f6392;
    border-bottom: 3px solid #8fcbff;
}

.i {
    background-color: #e0f0e2;
    color: #2c6e3c;
    border-bottom: 3px solid #b8dfc2;
}

.f:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.1);
}

.j {
    flex-shrink: 0;
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid #e2e8f0;
    width: 100%;
}

.k {
    padding: 0.8rem 0;
    font-size: 0.7rem;
    color: #5b6e8c;
    text-align: center;
}

.l {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 0.5rem;
}

.l p {
    margin-bottom: 0.4rem;
}

.l a {
    color: #3b82f6;
    text-decoration: none;
    transition: opacity 0.2s;
}

.l a:hover {
    text-decoration: underline;
    opacity: 0.8;
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
        color: #eef2ff;
    }
    .b h1 {
        color: #bfd9ff;
    }
    .c {
        color: #9aaec9;
    }
    .g {
        background-color: #3e2a1f;
        color: #ffcd94;
        border-bottom-color: #b97f3a;
    }
    .h {
        background-color: #1a344c;
        color: #aad0ff;
        border-bottom-color: #2c6c9e;
    }
    .i {
        background-color: #1f3a2a;
        color: #b9e6c4;
        border-bottom-color: #3c8b55;
    }
    .j {
        border-top-color: #2d3748;
    }
    .k {
        color: #8e9eae;
    }
    .l a {
        color: #6ea8fe;
    }
}

@media (max-width: 680px) {
    .a {
        padding: 0.75rem 1rem;
    }
    .b h1 {
        font-size: 1.8rem;
    }
    .c {
        font-size: 0.85rem;
    }
    .e {
        gap: 1.2rem;
    }
    .f {
        padding: 0.7rem 1.2rem;
        font-size: 1rem;
        min-width: 130px;
    }
}

@media (max-width: 550px) {
    .e {
        flex-direction: column;
        gap: 1rem;
        width: 85%;
    }
    .f {
        width: 100%;
        padding: 0.8rem 1rem;
        font-size: 1.1rem;
    }
    .b h1 {
        font-size: 1.7rem;
    }
    .a {
        padding: 0.5rem 1rem;
    }
    .k {
        font-size: 0.65rem;
    }
}

@media (max-width: 380px) {
    .b h1 {
        font-size: 1.5rem;
    }
    .f {
        font-size: 1rem;
        padding: 0.7rem 0.8rem;
    }
    .e {
        width: 95%;
    }
}

.f {
    display: inline-block;
    text-decoration: none;
}