@charset "utf-8";
/*
    Theme Name: meimodu AI官网
    Theme URI: 
    Author: 阿叶
    Author URI: 
    Description:
    Version: 0.0.1
*/
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #0a0a0a;
    color: #e0e0e0;
    overflow-x: hidden;
    line-height: 1.6;
}
a,a:hover {text-decoration: none;}
/* ========== 导航 (daohang) ========== */
.md_dh {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    height: 68px;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 110, 151, 0.06);
}
.md_dh_nr {
    max-width: 1200px; margin: 0 auto; padding: 0 2rem;
    height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.md_logo { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.md_logo_tb {
    width: 38px; height: 38px; background: #ff6e97; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: white;
}
.md_logo_tb img {height:100%;width:100%}
.md_logo_wz { font-size: 1.3rem; font-weight: 700; color: #fff; letter-spacing: 0; }
.md_logo_wz span { color: #ff6e97; }
.md_dhl { display: flex; gap: 2rem; }
.md_dhl a {
    color: #ff6e97; text-decoration: none; font-size: 0.88rem; font-weight: 500;
    transition: color 0.3s; position: relative;
}
.md_dhl a:hover { color: #ff6e97; }
.md_dh_an { display: flex; gap: 0.75rem; }
.md_an {
    padding: 0.55rem 1.3rem; border-radius: 10px; font-size: 0.85rem;
    font-weight: 600; cursor: pointer; transition: all 0.3s; border: none;
    display: inline-flex; align-items: center; gap: 0.4rem;
}
.md_an_wx { background: transparent; border: 1px solid rgba(255,110,151,0.2); color: #ff6e97; }
.md_an_wx:hover { border-color: #ff6e97; background: rgba(255,110,151,0.06); }
.md_an_zy { background: #ff6e97; color: #0a0a0a; }
.md_an_zy:hover { box-shadow: 0 4px 20px rgba(255,110,151,0.35); transform: translateY(-1px); }
.md_cd_kg { display: none; background: none; border: none; color: #fff; font-size: 1.4rem; cursor: pointer; }

/* ========== 首页 (shouye) ========== */
.md_sy {
    min-height: 100vh; display: flex;
    align-items: center; justify-content: center;
    padding: 100px 2rem 60px;
    position: relative; overflow: hidden;
}
.md_sy_bj { position: absolute; inset: 0; pointer-events: none; }
.md_sy_bj::before {
    content: ''; position: absolute;
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(255,110,151,0.1) 0%, transparent 65%);
    top: 50%; left: 50%; transform: translate(-50%, -50%);
}
.md_sy_bj::after {
    content: ''; position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(255,110,151,0.06) 0%, transparent 70%);
    top: 20%; left: 30%;
}
.md_sy_nr {
    position: relative; z-index: 1; width: 100%; max-width: 1180px;
    display: grid; grid-template-columns: minmax(0, 1fr) 390px;
    align-items: center; gap: clamp(3rem, 7vw, 7rem);
}
.md_sy_wz { min-width: 0; text-align: left; }
.md_sy_bq {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.4rem 1rem; background: rgba(255,110,151,0.08);
    border: 1px solid rgba(255,110,151,0.12); border-radius: 50px;
    font-size: 0.78rem; color: #ff6e97; margin-bottom: 2rem;
}
.md_sy_bq::before {
    content: ''; width: 6px; height: 6px; background: #ff6e97;
    border-radius: 50%; animation: md_ms 2s infinite;
}
@keyframes md_ms { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.3)} }
.md_sy h1 {
    font-size: clamp(2.8rem, 5vw, 4.2rem); font-weight: 800;
    line-height: 1.1; margin-bottom: 1.5rem; letter-spacing: 0; color: #fff;
}
.md_sy h1 .md_jb_wz {
    background: linear-gradient(135deg, #ff6e97, #ff9eb5);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.md_sy_ms { font-size: 1.05rem; color: #777; margin-bottom: 2.5rem; line-height: 1.8; }
.md_sy_an { display: flex; gap: 1rem; justify-content: flex-start; margin-bottom: 3rem; }
.md_sy_an_zy {
    padding: 0.85rem 2rem; border-radius: 12px; font-size: 0.95rem;
    font-weight: 600; cursor: pointer; transition: all 0.3s; border: none;
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: #ff6e97; color: #0a0a0a;
}
.md_sy_an_zy:hover { box-shadow: 0 6px 24px rgba(255,110,151,0.4); transform: translateY(-2px); }
.md_sy_an_cy {
    padding: 0.85rem 2rem; border-radius: 12px; font-size: 0.95rem;
    font-weight: 600; cursor: pointer; transition: all 0.3s;
    border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.03);
    color: #ccc; text-decoration: none;
}
.md_sy_an_cy:hover { border-color: #ff6e97; color: #ff6e97; }
.md_sy_tj { display: flex; gap: 3rem; justify-content: flex-start; }
.md_tj { display: flex; flex-direction: column; }
.md_tj_hm { font-size: 1.6rem; font-weight: 800; color: #ff6e97; line-height: 1; }
.md_tj_bq { font-size: 0.78rem; color: #555; margin-top: 0.3rem; }

/* 手机聊天展示 (shouji liaotian) */
.md_sj {
    width: 100%; max-width: 360px; aspect-ratio: 9 / 16; justify-self: center;
    background: #121216; border: 7px solid #24242a; border-radius: 36px;
    box-shadow: 0 32px 80px rgba(0,0,0,.58), 0 0 0 1px rgba(255,255,255,.08), 0 0 50px rgba(255,110,151,.08);
    overflow: hidden; display: flex; flex-direction: column; position: relative;
}
.md_sj_lt {
    height: 30px; padding: 8px 22px 0; display: flex; align-items: flex-start; justify-content: space-between;
    color: #d7d7dc; font-size: .68rem; font-weight: 600; flex-shrink: 0;
}
.md_sj_lt div { display: flex; gap: 5px; font-size: .72rem; }
.md_sj_dh {
    height: 64px; padding: 8px 14px 12px; display: grid; grid-template-columns: 28px 42px 1fr 28px;
    align-items: center; gap: 9px; border-bottom: 1px solid rgba(255,255,255,.06); flex-shrink: 0;
}
.md_sj_dh > i { color: #aaaab2; font-size: 1.3rem; text-align: center; }
.md_sj_tx { width: 42px; height: 42px; border-radius: 50%; overflow: hidden; border: 2px solid rgba(255,110,151,.55); }
.md_sj_tx img, .md_sj_xxtx img { width: 100%; height: 100%; object-fit: cover; display: block; }
.md_sj_js { display: flex; flex-direction: column; line-height: 1.2; }
.md_sj_js strong { color: #f5f5f7; font-size: .9rem; }
.md_sj_js span { color: #777780; font-size: .68rem; margin-top: 4px; }
.md_sj_js span i { display: inline-block; width: 6px; height: 6px; margin-right: 4px; border-radius: 50%; background: #58d68d; }
.md_sj_nr { flex: 1; min-height: 0; padding: 18px 15px 16px; display: flex; flex-direction: column; background: #0f0f13; }
.md_sj_rq { text-align: center; color: #555560; font-size: .64rem; margin-bottom: 18px; }
.md_sj_xx { display: flex; align-items: flex-end; gap: 7px; margin-bottom: 14px; }
.md_sj_xx p { max-width: 76%; padding: 10px 12px; border-radius: 15px; color: #d8d8dd; font-size: .76rem; line-height: 1.55; }
.md_sj_xx_z p { background: #202027; border-bottom-left-radius: 4px; }
.md_sj_xx_y { justify-content: flex-end; }
.md_sj_xx_y p { background: #ff6e97; color: #1a0b10; border-bottom-right-radius: 4px; }
.md_sj_xxtx { width: 27px; height: 27px; border-radius: 50%; overflow: hidden; flex: 0 0 27px; }
.md_sj_sr {
    height: 44px; margin-top: auto; padding: 0 10px; border: 1px solid rgba(255,255,255,.08); border-radius: 22px;
    display: flex; align-items: center; gap: 8px; background: #19191f; color: #777780; font-size: 1rem;
}
.md_sj_sr input {
    flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
    color: #d8d8dd; font: inherit; font-size: .68rem;
}
.md_sj_sr input::placeholder { color: #777780; opacity: 1; }
.md_sj_sr:focus-within { border-color: rgba(255,110,151,.5); }
.md_sj_sr .ri-send-plane-2-fill { color: #ff6e97; }
.md_sj_hx { width: 110px; height: 4px; margin: 7px auto; background: #66666d; border-radius: 3px; flex-shrink: 0; }

/* ========== 通用标题 (biaoti) ========== */
.md_bk_bt { text-align: center; max-width: 600px; margin: 0 auto 3.5rem; }
.md_bk_bq {
    display: inline-block; padding: 0.35rem 1rem;
    background: rgba(255,110,151,0.08); border: 1px solid rgba(255,110,151,0.1);
    border-radius: 50px; font-size: 0.78rem; color: #ff6e97; margin-bottom: 0.8rem;
}
.md_bk_dbt {
    font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800;
    margin-bottom: 0.8rem; letter-spacing: 0; line-height: 1.25; color: #fff;
}
.md_bk_ms { color: #777; font-size: 0.95rem; }

/* ========== 产品介绍 (chanpin) - 4列网格 ========== */
.md_cp { padding: 80px 2rem; background: #0e0e0e; }
.md_cp_wg {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    max-width: 1200px; margin: 0 auto;
}
.md_cp_tp { 
    border-radius: 16px; overflow: hidden; position: relative;
}
.md_cp_tp::after {
    content: ''; position: absolute; inset: 0; border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.04); pointer-events: none;
    transition: border-color 0.3s;
}
.md_cp_tp:hover::after { border-color: rgba(255,110,151,0.25); }
.md_cp_tp img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.5s;
}
.md_cp_tp:hover img { transform: scale(1.05); }

/* ========== 功能特色 (gongneng) ========== */
.md_gn { padding: 100px 2rem; }
.md_gn_wg {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem;
    max-width: 1200px; margin: 0 auto;
}
.md_gn_xm {
    background: #111; border: 1px solid rgba(255,255,255,0.04);
    border-radius: 16px; padding: 2rem; transition: all 0.3s;
    position: relative; overflow: hidden;
}
.md_gn_xm::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 2px; background: linear-gradient(90deg, transparent, #ff6e97, transparent);
    opacity: 0; transition: opacity 0.3s;
}
.md_gn_xm:hover { border-color: rgba(255,110,151,0.15); transform: translateY(-4px); }
.md_gn_xm:hover::before { opacity: 1; }
/* 前两项与其余卡片保持相同结构 */
.md_gn_xm.md_dp .md_gn_nr { display: block; }
.md_gn_xm.md_dp .md_gn_tb { margin-bottom: 1rem; }
/* 小卡片 */
.md_gn_xm.md_xp { padding: 1.5rem; }
.md_gn_tb {
    width: 48px; height: 48px; background: rgba(255,110,151,0.08);
    border: 1px solid rgba(255,110,151,0.12); border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: #ff6e97; margin-bottom: 1rem;
}
.md_gn_xm h3 { font-size: 1.05rem; margin-bottom: 0.5rem; color: #fff; }
.md_gn_xm p { color: #777; font-size: 0.85rem; line-height: 1.7; }

/* ========== 使用指南 (shiyong) ========== */
.md_syzn { padding: 100px 2rem; background: #0e0e0e; }
.md_sx {
    max-width: 1100px; margin: 0 auto; position: relative;
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 3rem;
}
.md_sx::before {
    content: ''; position: absolute; left: 16.666%; right: 16.666%; top: 24px;
    height: 2px; background: linear-gradient(90deg, rgba(255,110,151,.12), rgba(255,110,151,.5), rgba(255,110,151,.12));
}
.md_sx_xm { position: relative; z-index: 1; text-align: center; }
.md_sx_hm {
    position: relative; margin: 0 auto 1.5rem;
    width: 50px; height: 50px; background: #111;
    border: 2px solid rgba(255,110,151,0.2); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; color: #ff6e97;
    box-shadow: 0 0 0 8px #0e0e0e, 0 8px 24px rgba(255,110,151,.12);
}
.md_sx_xm h3 { font-size: 1.1rem; margin-bottom: 0.5rem; color: #fff; }
.md_sx_xm p { color: #777; font-size: 0.9rem; line-height: 1.7; }

/* ========== 常见问题 (wenti) ========== */
.md_wt { padding: 100px 2rem; }
.md_wt_lb { max-width: 720px; margin: 0 auto; }
.md_wt_xm {
    background: #111; border: 1px solid rgba(255,255,255,0.04);
    border-radius: 14px; margin-bottom: 0.6rem; overflow: hidden;
    transition: all 0.3s;
}
.md_wt_xm:hover { border-color: rgba(255,110,151,0.12); }
.md_wt_xm.md_active { border-color: rgba(255,110,151,0.25); }
.md_wt_wt {
    display: flex; align-items: center; justify-content: space-between;
    padding: 1rem 1.25rem; cursor: pointer; gap: 1rem;
}
.md_wt_wt_l { display: flex; align-items: center; gap: 0.6rem; }
.md_wt_wt_l i { font-size: 1rem; color: #ff6e97; }
.md_wt_wt_l h4 { font-size: 0.9rem; font-weight: 600; color: #ddd; }
.md_wt_jt {
    width: 28px; height: 28px; background: rgba(255,110,151,0.06);
    border-radius: 8px; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; transition: all 0.3s;
}
.md_wt_jt i { font-size: 1.1rem; color: #ff6e97; transition: transform 0.3s; }
.md_wt_xm.md_active .md_wt_jt { background: #ff6e97; }
.md_wt_xm.md_active .md_wt_jt i { color: #0a0a0a; transform: rotate(180deg); }
.md_wt_da { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.md_wt_da_nr { padding: 0 1.25rem 1rem 2.8rem; color: #777; font-size: 0.85rem; line-height: 1.7; }
.md_wt_xm.md_active .md_wt_da { max-height: 300px; }

/* ========== 用户评论 (pinglun) ========== */
.md_pl { padding: 100px 2rem; background: #0e0e0e; }
.md_pl_wg {
    max-width: 1200px; margin: 0 auto;
    column-count: 3; column-gap: 1rem;
}
.md_pl_kp {
    width: 100%; margin: 0 0 1rem; break-inside: avoid; display: inline-flex;
    background: #111; border: 1px solid rgba(255,255,255,0.04);
    border-radius: 16px; padding: 1.8rem; transition: all 0.3s;
    position: relative; flex-direction: column;
}
.md_pl_kp:hover { border-color: rgba(255,110,151,0.12); transform: translateY(-3px); }
.md_pl_xx { color: #ff6e97; margin-bottom: 0.8rem; font-size: 0.9rem; }
.md_pl_wz { color: #888; font-size: 0.88rem; line-height: 1.8; margin-bottom: 1.2rem; font-style: italic; flex: 1; }
.md_pl_zz { display: flex; align-items: center; gap: 0.75rem; margin-top: auto; }
.md_pl_tx {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(135deg, #ff6e97, #ff9eb5);
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.9rem; color: #0a0a0a;
}
.md_pl_zz_xx h4 { font-size: 0.85rem; color: #ddd; }
.md_pl_zz_xx span { font-size: 0.75rem; color: #555; }

/* ========== 号召 (haozhao) ========== */
.md_hz {
    padding: 100px 2rem; position: relative; overflow: hidden;
    border-top: 1px solid rgba(255,255,255,0.03);
}
.md_hz::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at center, rgba(255,110,151,0.06) 0%, transparent 55%);
}
.md_hz_nr {
    max-width: 600px; margin: 0 auto; text-align: center;
    position: relative; z-index: 1;
}
.md_hz h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 800;
    margin-bottom: 0.8rem; color: #fff;
}
.md_hz p { color: #777; font-size: 0.95rem; margin-bottom: 2rem; }
.md_hz_an { display: flex; gap: 1rem; justify-content: center; }

/* ========== 底部 (dibu) ========== */
.md_db {
    padding: 54px 2rem 24px; background: #0c0c0e;
    border-top: 1px solid rgba(255,110,151,.1);
}
.md_db_nr { max-width: 1200px; margin: 0 auto; }
.md_db_zc {
    display: grid; grid-template-columns: minmax(280px, 1.2fr) minmax(320px, 1fr) auto;
    align-items: center; gap: clamp(2rem, 5vw, 5rem); padding-bottom: 42px;
}
.md_db_pp .md_logo { width: fit-content; }
.md_db_pp p { max-width: 360px; margin-top: 1rem; color: #66666e; font-size: .86rem; line-height: 1.8; }
.md_db_dh { display: grid; grid-template-columns: repeat(2, max-content); gap: .8rem 2.5rem; }
.md_db_dh a { color: #8a8a92; font-size: .84rem; transition: color .25s; }
.md_db_dh a:hover { color: #ff6e97; }
.md_db_an {
    height: 44px; padding: 0 1.25rem; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
    background: #ff6e97; color: #15090d; font-size: .84rem; font-weight: 700; white-space: nowrap; transition: transform .25s, box-shadow .25s;
}
.md_db_an:hover { transform: translateY(-2px); box-shadow: 0 8px 26px rgba(255,110,151,.22); }
.md_db_dc {
    min-height: 52px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.05);
    display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
}
.md_db_bq { color: #45454d; font-size: .76rem; }
.md_db_fz { display: flex; align-items: center; gap: 1.5rem; color: #55555e; font-size: .76rem; }
.md_db_fz span, .md_db_fz a { display: inline-flex; align-items: center; gap: .4rem; }
.md_db_fz a { color: #66666e; transition: color .25s; }
.md_db_fz a:hover { color: #ff6e97; }
.md_db_fz i { color: #ff6e97; }

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .md_sy_nr { grid-template-columns: minmax(0, 1fr) 330px; gap: 2.5rem; }
    .md_cp_wg { grid-template-columns: repeat(2, 1fr); }
    .md_gn_wg { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md_pl_wg { column-count: 2; }
    .md_db_zc { grid-template-columns: 1fr auto; }
    .md_db_an { grid-column: 1 / -1; width: fit-content; }
}

/* 移动端产品介绍横向滑动 */
@media (max-width: 768px) {
    .md_dhl { display: none; }
    .md_dh_an .md_an { display: none; }
    .md_cd_kg { display: block; }
    .md_sy { padding: 110px 1.5rem 60px; }
    .md_sy_nr { grid-template-columns: 1fr; gap: 3.5rem; }
    .md_sy_wz { text-align: center; }
    .md_sy_an { flex-direction: column; align-items: center; }
    .md_sy_an_zy, .md_sy_an_cy { width: 100%; justify-content: center; }
    .md_sy_tj { gap: 1.5rem; justify-content: center; }
    .md_sj { max-width: 340px; }
    .md_gn_wg { grid-template-columns: 1fr; }
    .md_sx { display: block; padding-left: 60px; }
    .md_sx::before {
        left: 24px; right: auto; top: 0; bottom: 0; width: 2px; height: auto;
        background: linear-gradient(180deg, transparent, rgba(255,110,151,.5), rgba(255,110,151,.5), transparent);
    }
    .md_sx_xm { min-height: 76px; margin-bottom: 3rem; text-align: left; }
    .md_sx_xm:last-child { margin-bottom: 0; }
    .md_sx_hm { position: absolute; left: -60px; top: 0; margin: 0; box-shadow: 0 0 0 7px #0e0e0e; }
    .md_pl_wg { column-count: 1; }

    /* 产品介绍横向滑动 */
    .md_cp { padding: 60px 0 60px 1.5rem; }
    .md_cp_wg {
        display: flex;
        gap: 0.75rem;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-right: 1.5rem;
    }
    .md_cp_wg::-webkit-scrollbar { display: none; }
    .md_cp_tp {
        flex: 0 0 calc(60% - 0.5rem);
        scroll-snap-align: start;
        aspect-ratio: 3/4;
    }
    .md_cp_tp:last-child {
        margin-right: 1.5rem;
    }

    .md_gn, .md_syzn, .md_wt, .md_pl, .md_hz { padding: 60px 1.5rem; }
    .md_db { padding: 44px 1.5rem 22px; }
    .md_db_zc { grid-template-columns: 1fr; gap: 2rem; padding-bottom: 32px; }
    .md_db_pp p { max-width: 100%; }
    .md_db_dh { grid-template-columns: repeat(2, 1fr); gap: .9rem 2rem; }
    .md_db_an { grid-column: auto; width: 100%; }
    .md_db_dc { flex-direction: column; align-items: flex-start; gap: .9rem; }
    .md_db_fz { width: 100%; justify-content: space-between; gap: 1rem; }
}

@media (max-width: 480px) {
    .md_sy h1 { font-size: 2.45rem; }
    .md_sy_tj { justify-content: space-between; gap: .75rem; }
    .md_sj { max-width: 320px; }
    .md_cp_tp {
        flex: 0 0 calc(65% - 0.5rem);
    }
}


/*投诉按钮，严禁改动！！！*/
.report-floating {
    position: fixed;
    right: 20px;
    bottom: 24px;
    z-index: 100;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    font-size: 13px;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 999px;
    background: #2aa0ea;
    color: #fff;
}

.report-floating i {
    font-size: 18px;
    line-height: 1;
}