/* ==========================================================
   腾龙游戏 dawenwh.com  ·  主样式表
   设计基调：玄墨黑 + 鎏金 + 朱砂红  ·  国风仙侠电竞感
   ========================================================== */

:root {
    --c-bg: #0a0c14;
    --c-bg2: #10131f;
    --c-bg3: #171b2b;
    --c-card: #141827;
    --c-line: #262b3d;
    --c-gold: #e8b44a;
    --c-gold2: #f7d488;
    --c-red: #d43c33;
    --c-red2: #ff5a4d;
    --c-txt: #e6e9f2;
    --c-sub: #98a0b8;
    --c-dim: #6b7391;
    --f-zh: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
    --w: 1200px;
    --hd: 74px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--f-zh);
    background: var(--c-bg);
    color: var(--c-txt);
    font-size: 15px;
    line-height: 1.85;
    overflow-x: hidden;
    padding-top: var(--hd);
}

a { color: inherit; text-decoration: none; transition: color .25s; }
a:hover { color: var(--c-gold); }
img { max-width: 100%; display: block; border: 0; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.4; letter-spacing: .5px; }
:focus-visible { outline: 2px solid var(--c-gold); outline-offset: 2px; }

.wrap { width: min(var(--w), 94%); margin: 0 auto; }

/* ---------- 通用按钮 ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 0 30px; height: 48px; border-radius: 4px;
    font-size: 15px; font-weight: 700; letter-spacing: 1px;
    border: 1px solid transparent; cursor: pointer; white-space: nowrap;
    transition: all .28s cubic-bezier(.4,0,.2,1);
}
.btn-gold {
    background: linear-gradient(135deg, #f7d488, #e8b44a 55%, #c9922c);
    color: #21180a; box-shadow: 0 6px 22px rgba(232,180,74,.28);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(232,180,74,.45); color: #1a1206; }
.btn-red {
    background: linear-gradient(135deg, #ff5a4d, #d43c33);
    color: #fff; box-shadow: 0 6px 22px rgba(212,60,51,.3);
}
.btn-red:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(212,60,51,.5); color: #fff; }
.btn-line { border-color: rgba(232,180,74,.5); color: var(--c-gold2); background: rgba(232,180,74,.05); }
.btn-line:hover { background: rgba(232,180,74,.14); border-color: var(--c-gold); color: var(--c-gold2); }
.btn-lg { height: 56px; padding: 0 44px; font-size: 17px; }
.btn-sm { height: 38px; padding: 0 20px; font-size: 13px; }

/* ---------- 顶部 ---------- */
.topbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 900; height: var(--hd);
    background: rgba(10,12,20,.86); backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--c-line);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: var(--hd); }

.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark {
    width: 42px; height: 42px; flex-shrink: 0; border-radius: 8px;
    background: linear-gradient(140deg, #f7d488, #d43c33);
    display: grid; place-items: center; font-size: 22px; font-weight: 900; color: #1a1206;
    font-family: "STKaiti", "KaiTi", serif; box-shadow: 0 4px 16px rgba(212,60,51,.32);
}
.logo-txt b { display: block; font-size: 19px; letter-spacing: 3px; color: #fff; line-height: 1.2; }
.logo-txt span { display: block; font-size: 10px; letter-spacing: 2.6px; color: var(--c-dim); text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav > li { position: relative; }
.nav > li > a {
    display: block; padding: 0 16px; height: var(--hd); line-height: var(--hd);
    font-size: 15px; color: var(--c-txt); position: relative;
}
.nav > li > a::after {
    content: ""; position: absolute; left: 50%; bottom: 16px; width: 0; height: 2px;
    background: var(--c-gold); transition: all .3s; transform: translateX(-50%);
}
.nav > li > a:hover::after, .nav > li.on > a::after { width: 26px; }
.nav > li.on > a { color: var(--c-gold); }
.nav .btn { height: 40px; padding: 0 22px; margin-left: 12px; }

.sub { display: none; }
.burger {
    display: none; width: 40px; height: 40px; background: none; border: 0; cursor: pointer;
    flex-direction: column; justify-content: center; gap: 5px; padding: 0 8px;
}
.burger i { display: block; height: 2px; background: var(--c-txt); border-radius: 2px; }

/* ---------- 首屏 Banner ---------- */
.hero { position: relative; height: 620px; overflow: hidden; background: #05060b; }
.hero-slide {
    position: absolute; inset: 0; opacity: 0; transition: opacity 1.1s ease;
    background-size: cover; background-position: center;
}
.hero-slide.on { opacity: 1; }
.hero-mask {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(6,8,14,.94) 0%, rgba(6,8,14,.7) 45%, rgba(6,8,14,.25) 100%),
                linear-gradient(0deg, rgba(10,12,20,1) 0%, rgba(10,12,20,0) 40%);
}
.hero-in {
    position: relative; z-index: 3; height: 620px; display: flex; flex-direction: column;
    justify-content: center; max-width: 640px;
}
.hero-tag {
    display: inline-block; align-self: flex-start; padding: 5px 14px; margin-bottom: 22px;
    border: 1px solid var(--c-gold); color: var(--c-gold2); font-size: 12px;
    letter-spacing: 3px; border-radius: 2px; background: rgba(232,180,74,.08);
}
.hero h1 { font-size: 46px; line-height: 1.25; margin-bottom: 18px; letter-spacing: 2px; }
.hero h1 em {
    font-style: normal;
    background: linear-gradient(100deg, #f7d488, #ff9a4d 60%, #ff5a4d);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p { font-size: 16px; color: #b9c0d4; margin-bottom: 30px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.hero-meta { display: flex; gap: 30px; flex-wrap: wrap; font-size: 13px; color: var(--c-dim); }
.hero-meta b { color: var(--c-gold); font-size: 20px; display: block; font-family: Georgia, serif; }

.hero-dots { position: absolute; left: 0; right: 0; bottom: 34px; z-index: 4; }
.hero-dots .wrap { display: flex; gap: 10px; }
.hero-dots button {
    width: 34px; height: 3px; border: 0; padding: 0; cursor: pointer;
    background: rgba(255,255,255,.26); transition: all .3s;
}
.hero-dots button.on { background: var(--c-gold); width: 56px; }

/* ---------- 快捷下载条 ---------- */
.qbar { background: linear-gradient(90deg, #171b2b, #10131f); border-bottom: 1px solid var(--c-line); }
.qbar .wrap { display: flex; align-items: center; gap: 26px; height: 78px; flex-wrap: wrap; }
.qbar-tag { font-size: 15px; font-weight: 700; color: var(--c-gold2); white-space: nowrap; }
.qbar-tag i { font-style: normal; color: var(--c-red2); margin-right: 6px; }
.qbar-list { display: flex; gap: 12px; flex-wrap: wrap; flex: 1; }
.qbar-list a {
    display: flex; align-items: center; gap: 8px; padding: 9px 18px;
    border: 1px solid var(--c-line); border-radius: 3px; font-size: 14px;
    background: rgba(255,255,255,.02); transition: all .25s;
}
.qbar-list a:hover { border-color: var(--c-gold); background: rgba(232,180,74,.1); color: var(--c-gold2); }
.qbar-list a s { text-decoration: none; font-size: 16px; }

/* ---------- 板块标题 ---------- */
.sec { padding: 76px 0; }
.sec-alt { background: var(--c-bg2); }
.sec-hd { text-align: center; margin-bottom: 46px; }
.sec-hd h2 { font-size: 30px; margin-bottom: 12px; letter-spacing: 2px; }
.sec-hd h2 span { color: var(--c-gold); }
.sec-hd p { color: var(--c-sub); font-size: 14px; letter-spacing: 1px; }
.sec-hd .line {
    width: 60px; height: 3px; margin: 16px auto 0;
    background: linear-gradient(90deg, transparent, var(--c-gold), transparent);
}

/* ---------- 游戏卡片 ---------- */
.games { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.gcard {
    background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
    overflow: hidden; transition: all .35s; display: flex; flex-direction: column;
}
.gcard:hover { transform: translateY(-6px); border-color: rgba(232,180,74,.5); box-shadow: 0 18px 40px rgba(0,0,0,.5); }
.gcard-img { position: relative; padding-top: 62%; overflow: hidden; }
.gcard-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.gcard:hover .gcard-img img { transform: scale(1.07); }
.gcard-badge {
    position: absolute; top: 12px; left: 12px; z-index: 2; padding: 3px 10px;
    font-size: 12px; border-radius: 2px; background: var(--c-red); color: #fff; font-weight: 700;
}
.gcard-badge.b2 { background: var(--c-gold); color: #21180a; }
.gcard-badge.b3 { background: #2f7d5b; }
.gcard-body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; }
.gcard-body h3 { font-size: 19px; margin-bottom: 8px; }
.gcard-body h3 a { color: #fff; }
.gcard-body h3 a:hover { color: var(--c-gold); }
.gcard-tags { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 12px; }
.gcard-tags span { font-size: 12px; color: var(--c-dim); border: 1px solid var(--c-line); padding: 2px 9px; border-radius: 2px; }
.gcard-body p { font-size: 13.5px; color: var(--c-sub); flex: 1; margin-bottom: 16px; }
.gcard-ft { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.gcard-ft small { color: var(--c-dim); font-size: 12.5px; }

/* ---------- 下载大区 ---------- */
.dl-box {
    background: linear-gradient(135deg, #1c1220 0%, #141827 55%, #101b28 100%);
    border: 1px solid rgba(232,180,74,.22); border-radius: 14px; padding: 46px;
}
.dl-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 46px; align-items: center; }
.dl-grid h2 { font-size: 30px; margin-bottom: 14px; }
.dl-grid h2 span { color: var(--c-gold); }
.dl-grid > div > p { color: var(--c-sub); margin-bottom: 26px; font-size: 14.5px; }
.dl-chips { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 30px; }
.dl-chips a {
    display: flex; align-items: center; gap: 9px; padding: 13px 22px; min-width: 152px;
    border: 1px solid rgba(255,255,255,.14); border-radius: 6px; background: rgba(255,255,255,.04);
    transition: all .28s;
}
.dl-chips a:hover { border-color: var(--c-gold); background: rgba(232,180,74,.12); transform: translateY(-3px); }
.dl-chips a s { text-decoration: none; font-size: 22px; }
.dl-chips a b { display: block; font-size: 14px; color: #fff; font-weight: 600; }
.dl-chips a i { display: block; font-style: normal; font-size: 11.5px; color: var(--c-dim); }
.dl-note { font-size: 12.5px; color: var(--c-dim); border-top: 1px dashed var(--c-line); padding-top: 16px; }
.dl-note b { color: var(--c-gold); }

.qr-panel { text-align: center; }
.qr-frame {
    width: 210px; height: 210px; margin: 0 auto 18px; padding: 12px;
    background: #fff; border-radius: 10px; box-shadow: 0 12px 34px rgba(0,0,0,.45);
}
.qr-frame img { width: 100%; height: 100%; }
.qr-panel p { font-size: 13px; color: var(--c-sub); }
.qr-panel .num { font-size: 24px; color: var(--c-gold); font-weight: 700; letter-spacing: 2px; margin: 10px 0 4px; }

/* ---------- 优势 ---------- */
.feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feat {
    background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
    padding: 30px 24px; text-align: center; transition: all .3s;
}
.feat:hover { border-color: rgba(232,180,74,.45); background: #191e2f; transform: translateY(-4px); }
.feat-ic {
    width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%;
    display: grid; place-items: center; font-size: 26px;
    background: linear-gradient(140deg, rgba(232,180,74,.18), rgba(212,60,51,.18));
    border: 1px solid rgba(232,180,74,.3);
}
.feat h3 { font-size: 17px; margin-bottom: 9px; }
.feat p { font-size: 13px; color: var(--c-sub); line-height: 1.8; }

/* ---------- 工作室 ---------- */
.studio { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
.studio-pics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.studio-pics a { display: block; border-radius: 8px; overflow: hidden; border: 1px solid var(--c-line); position: relative; }
.studio-pics a:first-child { grid-column: span 3; }
.studio-pics img { width: 100%; height: 150px; object-fit: cover; transition: transform .5s; }
.studio-pics a:first-child img { height: 250px; }
.studio-pics a:hover img { transform: scale(1.08); }
.studio-pics a em {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 20px 12px 8px; font-style: normal;
    font-size: 12.5px; color: #fff; background: linear-gradient(0deg, rgba(0,0,0,.85), transparent);
}
.studio-txt h2 { font-size: 28px; margin-bottom: 14px; }
.studio-txt h2 span { color: var(--c-gold); }
.studio-txt > p { color: var(--c-sub); margin-bottom: 22px; font-size: 14.5px; }
.studio-nums { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 26px; }
.studio-nums div { background: rgba(255,255,255,.03); border-left: 2px solid var(--c-gold); padding: 14px 16px; }
.studio-nums b { display: block; font-size: 26px; color: var(--c-gold); font-family: Georgia, serif; line-height: 1.2; }
.studio-nums span { font-size: 12.5px; color: var(--c-dim); }

/* ---------- 新闻 ---------- */
.news-list { display: grid; gap: 14px; }
.nitem {
    display: grid; grid-template-columns: 240px 1fr; gap: 24px; align-items: center;
    background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px;
    padding: 14px; transition: all .3s;
}
.nitem:hover { border-color: rgba(232,180,74,.5); background: #181d2e; transform: translateX(4px); }
.nitem-img { border-radius: 7px; overflow: hidden; aspect-ratio: 16/9; }
.nitem-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.nitem:hover .nitem-img img { transform: scale(1.07); }
.nitem-cat {
    display: inline-block; padding: 2px 10px; font-size: 11.5px; border-radius: 2px;
    background: rgba(212,60,51,.16); color: #ff8a80; margin-bottom: 8px;
}
.nitem-cat.c2 { background: rgba(232,180,74,.14); color: var(--c-gold2); }
.nitem-cat.c3 { background: rgba(70,140,220,.16); color: #7fb5f5; }
.nitem h3 { font-size: 17.5px; margin-bottom: 8px; line-height: 1.5; }
.nitem h3 a { color: #fff; }
.nitem h3 a:hover { color: var(--c-gold); }
.nitem p {
    font-size: 13.5px; color: var(--c-sub); margin-bottom: 10px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.nitem-meta { font-size: 12.5px; color: var(--c-dim); display: flex; gap: 18px; flex-wrap: wrap; }

.news-more { text-align: center; margin-top: 34px; }

/* ---------- 面包屑 ---------- */
.crumb { background: var(--c-bg2); border-bottom: 1px solid var(--c-line); }
.crumb .wrap { height: 52px; display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--c-dim); }
.crumb a { color: var(--c-sub); }
.crumb a:hover { color: var(--c-gold); }
.crumb span { color: var(--c-dim); }

/* ---------- 内页头图 ---------- */
.phead {
    position: relative; padding: 70px 0 60px; text-align: center; overflow: hidden;
    background: linear-gradient(135deg, #1a1226, #10131f 60%, #0d1520);
    border-bottom: 1px solid var(--c-line);
}
.phead::before {
    content: ""; position: absolute; inset: 0; opacity: .16; background-size: cover; background-position: center;
}
.phead .wrap { position: relative; z-index: 2; }
.phead h1 { font-size: 36px; margin-bottom: 14px; letter-spacing: 2px; }
.phead h1 span { color: var(--c-gold); }
.phead p { color: var(--c-sub); font-size: 15px; max-width: 720px; margin: 0 auto; }

/* ---------- 文章 ---------- */
.art-wrap { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.art-main {
    background: var(--c-card); border: 1px solid var(--c-line); border-radius: 12px; padding: 42px 46px;
}
.art-main h1 { font-size: 30px; line-height: 1.45; margin-bottom: 16px; }
.art-info {
    display: flex; gap: 22px; flex-wrap: wrap; font-size: 13px; color: var(--c-dim);
    padding-bottom: 20px; margin-bottom: 26px; border-bottom: 1px solid var(--c-line);
}
.art-main h2 {
    font-size: 21px; margin: 34px 0 14px; padding-left: 13px;
    border-left: 4px solid var(--c-gold); color: var(--c-gold2);
}
.art-main h3 { font-size: 17.5px; margin: 26px 0 12px; color: #fff; }
.art-main p { margin-bottom: 17px; color: #ccd2e2; text-align: justify; }
.art-main p.lead { color: var(--c-sub); background: rgba(255,255,255,.03); border-left: 3px solid var(--c-line); padding: 14px 18px; border-radius: 0 6px 6px 0; }
.art-main ul { margin: 0 0 18px 4px; }
.art-main ul li { position: relative; padding-left: 20px; margin-bottom: 10px; color: #ccd2e2; }
.art-main ul li::before { content: "◈"; position: absolute; left: 0; color: var(--c-gold); font-size: 12px; }
.art-main img { border-radius: 10px; margin: 8px 0 22px; width: 100%; }
.art-main blockquote {
    border-left: 3px solid var(--c-red); background: rgba(212,60,51,.07);
    padding: 14px 20px; margin: 0 0 20px; color: var(--c-sub); font-size: 14px; border-radius: 0 6px 6px 0;
}
.art-tags { margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--c-line); display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.art-tags b { font-size: 13px; color: var(--c-dim); font-weight: 400; }
.art-tags a { font-size: 12.5px; padding: 4px 13px; border: 1px solid var(--c-line); border-radius: 20px; color: var(--c-sub); }
.art-tags a:hover { border-color: var(--c-gold); color: var(--c-gold); }
.art-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 22px; }
.art-nav a { font-size: 13.5px; color: var(--c-sub); padding: 14px 18px; background: var(--c-card); border: 1px solid var(--c-line); border-radius: 8px; }
.art-nav a:hover { border-color: var(--c-gold); color: var(--c-gold); }
.art-nav a:last-child { text-align: right; }

/* ---------- 侧栏 ---------- */
.side { position: sticky; top: calc(var(--hd) + 20px); display: grid; gap: 18px; }
.sbox { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 10px; padding: 20px; }
.sbox h3 { font-size: 16px; margin-bottom: 15px; padding-bottom: 11px; border-bottom: 1px solid var(--c-line); display: flex; align-items: center; gap: 8px; }
.sbox h3::before { content: ""; width: 3px; height: 15px; background: var(--c-gold); }
.sbox ul li { margin-bottom: 12px; font-size: 13.5px; }
.sbox ul li a { color: var(--c-sub); display: block; line-height: 1.6; }
.sbox ul li a:hover { color: var(--c-gold); }
.sbox ul.hot li { display: flex; gap: 10px; align-items: flex-start; }
.sbox ul.hot i {
    flex-shrink: 0; width: 19px; height: 19px; border-radius: 3px; font-style: normal; font-size: 11px;
    display: grid; place-items: center; background: var(--c-line); color: var(--c-sub); margin-top: 4px;
}
.sbox ul.hot li:nth-child(1) i, .sbox ul.hot li:nth-child(2) i, .sbox ul.hot li:nth-child(3) i { background: var(--c-red); color: #fff; }
.sbox .s-dl { text-align: center; }
.sbox .s-dl p { font-size: 13px; color: var(--c-sub); margin-bottom: 14px; }
.sbox .s-dl .btn { width: 100%; }

/* ---------- 下载页表格 ---------- */
.dl-tabs { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 34px; }
.dl-tabs button {
    padding: 10px 26px; background: var(--c-card); border: 1px solid var(--c-line);
    color: var(--c-sub); border-radius: 30px; cursor: pointer; font-size: 14px; font-family: var(--f-zh); transition: all .25s;
}
.dl-tabs button.on { background: linear-gradient(135deg, #f7d488, #e8b44a); color: #21180a; border-color: transparent; font-weight: 700; }
.dl-tabs button:hover { border-color: var(--c-gold); color: var(--c-gold2); }
.dl-tabs button.on:hover { color: #21180a; }

.dl-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.dcard { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 12px; overflow: hidden; transition: all .3s; }
.dcard:hover { border-color: rgba(232,180,74,.5); transform: translateY(-5px); box-shadow: 0 16px 36px rgba(0,0,0,.45); }
.dcard-top { display: flex; align-items: center; gap: 15px; padding: 22px; border-bottom: 1px solid var(--c-line); }
.dcard-ic {
    width: 62px; height: 62px; border-radius: 14px; flex-shrink: 0; display: grid; place-items: center;
    font-size: 27px; font-weight: 900; color: #fff; font-family: Georgia, serif;
    background: linear-gradient(140deg, #d43c33, #8e2b52);
}
.dcard-ic.g2 { background: linear-gradient(140deg, #2f7d5b, #1d5c7a); }
.dcard-ic.g3 { background: linear-gradient(140deg, #e8b44a, #b8722c); }
.dcard-ic.g4 { background: linear-gradient(140deg, #5a4bb5, #2f2a6b); }
.dcard-ic.g5 { background: linear-gradient(140deg, #c2453a, #6b2b2b); }
.dcard-ic.g6 { background: linear-gradient(140deg, #3a7d5b, #245c4a); }
.dcard-top h3 { font-size: 18px; margin-bottom: 4px; }
.dcard-top p { font-size: 12.5px; color: var(--c-dim); }
.dcard-mid { padding: 18px 22px; }
.dcard-row { display: flex; justify-content: space-between; font-size: 13px; padding: 7px 0; border-bottom: 1px dashed rgba(255,255,255,.05); }
.dcard-row span { color: var(--c-dim); }
.dcard-row b { color: var(--c-txt); font-weight: 500; }
.dcard-row b em { font-style: normal; color: var(--c-gold); }
.dcard-ft { padding: 0 22px 22px; display: flex; gap: 10px; }
.dcard-ft .btn { flex: 1; height: 42px; padding: 0 10px; font-size: 14px; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: st; }
.step { text-align: center; position: relative; }
.step-n {
    width: 54px; height: 54px; margin: 0 auto 16px; border-radius: 50%; display: grid; place-items: center;
    font-size: 21px; font-weight: 900; font-family: Georgia, serif; color: var(--c-gold);
    background: rgba(232,180,74,.09); border: 1px solid rgba(232,180,74,.35);
}
.step h3 { font-size: 16px; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--c-sub); }
.step::after {
    content: "→"; position: absolute; right: -14px; top: 16px; color: var(--c-line); font-size: 20px;
}
.step:last-child::after { display: none; }

.faq details { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 9px; margin-bottom: 11px; overflow: hidden; }
.faq summary {
    padding: 17px 22px; cursor: pointer; font-size: 15.5px; font-weight: 600; list-style: none;
    display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--c-gold); font-size: 20px; font-weight: 400; flex-shrink: 0; }
.faq details[open] summary::after { content: "−"; }
.faq details[open] summary { color: var(--c-gold); }
.faq .faq-b { padding: 0 22px 20px; font-size: 14px; color: var(--c-sub); border-top: 1px solid var(--c-line); padding-top: 16px; }

/* ---------- 客服 ---------- */
.cs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 46px; }
.cs-card {
    background: var(--c-card); border: 1px solid var(--c-line); border-radius: 12px; padding: 32px 26px;
    text-align: center; transition: all .3s;
}
.cs-card:hover { border-color: rgba(232,180,74,.5); transform: translateY(-5px); }
.cs-ic {
    width: 62px; height: 62px; margin: 0 auto 18px; border-radius: 50%; display: grid; place-items: center; font-size: 28px;
    background: linear-gradient(140deg, rgba(232,180,74,.16), rgba(212,60,51,.16)); border: 1px solid rgba(232,180,74,.28);
}
.cs-card h3 { font-size: 18px; margin-bottom: 8px; }
.cs-card > p { font-size: 13px; color: var(--c-dim); margin-bottom: 16px; }
.cs-card .big { font-size: 25px; color: var(--c-gold); font-weight: 700; letter-spacing: 1px; margin-bottom: 6px; font-family: Georgia, serif; }
.cs-card .tm { font-size: 12.5px; color: var(--c-dim); margin-bottom: 20px; }

.cs-form { background: var(--c-card); border: 1px solid var(--c-line); border-radius: 12px; padding: 38px 42px; }
.cs-form h3 { font-size: 20px; margin-bottom: 8px; }
.cs-form > p { font-size: 13.5px; color: var(--c-dim); margin-bottom: 26px; }
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.fgrp label { display: block; font-size: 13px; color: var(--c-sub); margin-bottom: 7px; }
.fgrp label i { color: var(--c-red2); font-style: normal; }
.fgrp input, .fgrp select, .fgrp textarea {
    width: 100%; background: var(--c-bg); border: 1px solid var(--c-line); border-radius: 6px;
    padding: 12px 14px; color: var(--c-txt); font-size: 14px; font-family: var(--f-zh); transition: border-color .25s;
}
.fgrp input:focus, .fgrp select:focus, .fgrp textarea:focus { border-color: var(--c-gold); outline: none; }
.fgrp textarea { height: 128px; resize: vertical; }
.cs-form .btn { margin-top: 6px; }

/* ---------- 页脚 ---------- */
.footer { background: #070911; border-top: 1px solid var(--c-line); padding-top: 56px; margin-top: 20px; }
.fgrid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 42px; }
.fcol h4 { font-size: 15px; margin-bottom: 18px; color: #fff; letter-spacing: 1px; }
.fcol ul li { margin-bottom: 10px; font-size: 13.5px; }
.fcol ul li a { color: var(--c-dim); }
.fcol ul li a:hover { color: var(--c-gold); }
.fcol > p { font-size: 13px; color: var(--c-dim); line-height: 1.9; margin-bottom: 16px; }
.fcontact li { color: var(--c-dim); display: flex; gap: 9px; margin-bottom: 12px !important; }
.fcontact li b { color: var(--c-gold); font-weight: 400; flex-shrink: 0; }
.fcontact li span { color: var(--c-sub); }
.fbar { border-top: 1px solid var(--c-line); padding: 22px 0 30px; font-size: 12.5px; color: var(--c-dim); }
.fbar .wrap { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; align-items: center; }
.flink { display: flex; gap: 14px; flex-wrap: wrap; }
.fnote { font-size: 12px; color: #4d5470; line-height: 1.8; margin-top: 12px; }

/* ---------- 右侧悬浮客服 ---------- */
.fixbar {
    position: fixed; right: 14px; top: 50%; transform: translateY(-50%); z-index: 800; display: grid; gap: 8px;
}
.fixbar a {
    width: 52px; height: 52px; border-radius: 8px; display: grid; place-items: center;
    background: rgba(20,24,39,.94); border: 1px solid var(--c-line); color: var(--c-sub);
    font-size: 11px; line-height: 1.25; text-align: center; transition: all .28s; backdrop-filter: blur(8px);
}
.fixbar a s { text-decoration: none; font-size: 19px; display: block; margin-bottom: 1px; }
.fixbar a:hover { background: linear-gradient(135deg, #f7d488, #e8b44a); color: #21180a; border-color: transparent; }
.fixbar a.top { opacity: 0; pointer-events: none; }
.fixbar a.top.show { opacity: 1; pointer-events: auto; }

/* ---------- 移动端底栏 ---------- */
.mbar {
    display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 850;
    background: rgba(10,12,20,.97); border-top: 1px solid var(--c-line); padding: 8px 12px;
    backdrop-filter: blur(12px);
}
.mbar .wrap { display: flex; gap: 8px; padding: 0; width: 100%; }
.mbar a { flex: 1; height: 44px; display: grid; place-items: center; border-radius: 6px; font-size: 14px; font-weight: 700; }
.mbar a.m2 { background: rgba(232,180,74,.12); border: 1px solid rgba(232,180,74,.4); color: var(--c-gold2); }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
    .nav { display: none; }
    .burger { display: flex; }
    .nav.open {
        display: block; position: absolute; top: var(--hd); left: 0; right: 0;
        background: rgba(12,15,24,.99); border-bottom: 1px solid var(--c-line); padding: 10px 0 20px;
        max-height: calc(100vh - var(--hd)); overflow-y: auto;
    }
    .nav.open > li > a { height: 48px; line-height: 48px; padding: 0 24px; }
    .nav.open > li > a::after { display: none; }
    .nav.open .btn { margin: 12px 24px 0; width: calc(100% - 48px); }
    .hero { height: 500px; } .hero-in { height: 500px; }
    .hero h1 { font-size: 32px; }
    .games, .dl-cards, .cs-grid { grid-template-columns: repeat(2, 1fr); }
    .feats, .steps { grid-template-columns: repeat(2, 1fr); }
    .dl-grid { grid-template-columns: 1fr; gap: 34px; }
    .studio { grid-template-columns: 1fr; gap: 32px; }
    .art-wrap { grid-template-columns: 1fr; }
    .side { position: static; grid-template-columns: repeat(2, 1fr); }
    .fgrid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
    .art-main { padding: 30px 26px; }
    .art-main h1 { font-size: 23px; }
}

@media (max-width: 720px) {
    body { padding-bottom: 62px; font-size: 14.5px; }
    .sec { padding: 48px 0; }
    .sec-hd h2 { font-size: 23px; }
    .hero { height: 440px; } .hero-in { height: 440px; }
    .hero h1 { font-size: 26px; letter-spacing: 1px; }
    .hero p { font-size: 14px; }
    .hero-btns .btn { flex: 1; min-width: 140px; height: 46px; padding: 0 16px; font-size: 14px; }
    .hero-meta { gap: 18px; }
    .games, .dl-cards, .cs-grid, .feats, .steps { grid-template-columns: 1fr; }
    .step::after { display: none; }
    .qbar .wrap { height: auto; padding: 16px 0; gap: 14px; }
    .dl-box { padding: 26px 20px; }
    .dl-chips a { flex: 1; min-width: 140px; }
    .studio-pics { grid-template-columns: repeat(2, 1fr); }
    .studio-pics a:first-child { grid-column: span 2; }
    .studio-pics img { height: 110px; }
    .studio-pics a:first-child img { height: 180px; }
    .nitem { grid-template-columns: 1fr; gap: 14px; }
    .nitem-img { aspect-ratio: 16/8; }
    .side { grid-template-columns: 1fr; }
    .fgrid { grid-template-columns: 1fr; gap: 26px; }
    .frow { grid-template-columns: 1fr; }
    .cs-form { padding: 26px 20px; }
    .art-main { padding: 24px 18px; border-radius: 0; border-left: 0; border-right: 0; }
    .art-main h1 { font-size: 21px; }
    .art-nav { grid-template-columns: 1fr; }
    .art-nav a:last-child { text-align: left; }
    .phead { padding: 46px 0 38px; }
    .phead h1 { font-size: 25px; }
    .fixbar { display: none; }
    .mbar { display: block; }
    .dl-tabs button { padding: 8px 18px; font-size: 13px; }
    .studio-nums { grid-template-columns: repeat(2, 1fr); }
}