/* =========================================================
   元丰传世 官网样式 v3 —— 热血红黑 · 游戏官网布局
   全屏主视觉 / 斜切分区 / 撕边横幅 / 角色展示 / 横向大图卡片
   纯 CSS，无外部依赖
   ========================================================= */
:root {
  --bg: #050203; --bg2: #0b0304;
  --blood: #7a0509; --crimson: #d4141c; --red-hi: #ff2d2d;
  --ember: #ff6a1a; --flame: #ffb02e; --hot: #fff1c9;
  --gold: #ff8a3d; --gold-hi: #ffd0a0;
  --text: #ece6e1; --muted: #9a8a86;
  --line: rgba(212,20,28,.45); --line-soft: rgba(212,20,28,.2);
  --panel: rgba(12,4,5,.92);
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
  --heavy: "Noto Sans CJK SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --brush: "STXingkai", "华文行楷", "STKaiti", "KaiTi", "楷体", "Noto Serif CJK SC", "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  --en: Impact, "Arial Black", "Helvetica Neue", sans-serif;
  --header-h: 72px; --maxw: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html, body { overflow-x: clip; }
body {
  margin: 0; color: var(--text); font: 15px/1.75 var(--sans); background: var(--bg);
  background-image: repeating-linear-gradient(115deg, rgba(255,255,255,.012) 0 1px, transparent 1px 9px);
}
::selection { background: var(--crimson); color: #fff; }
a { color: var(--ember); text-decoration: none; transition: color .2s, text-shadow .2s; }
a:hover { color: var(--flame); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
h1, h2, h3, h4 { margin: 0; font-family: var(--heavy); font-weight: 900; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; position: relative; }
section { scroll-margin-top: var(--header-h); }
.gold-text, .fire-text, .brush-text {
  background: linear-gradient(180deg, #ffffff 0%, #ffe6b0 20%, #ffa030 45%, #ff3a12 68%, #b8080e 88%, #5a0306 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.brush-text { font-family: var(--brush); font-weight: 900; filter: url(#brushText) drop-shadow(0 0 18px rgba(255,50,20,.55)); }

/* ---------------- Header：主视觉上透明，滚动后实色 ---------------- */
.site-header { position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--header-h); transition: background .35s, box-shadow .35s, height .35s;
  background: linear-gradient(180deg, rgba(0,0,0,.65), rgba(0,0,0,0)); }
.site-header::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; opacity: 0; transition: opacity .3s;
  background: linear-gradient(90deg, transparent, var(--crimson) 20%, var(--ember) 50%, var(--crimson) 80%, transparent); box-shadow: 0 0 12px rgba(255,45,45,.8); }
.site-header.scrolled, .site-header.solid { background: rgba(5,2,3,.96); box-shadow: 0 8px 28px rgba(0,0,0,.8); }
.site-header.scrolled::after, .site-header.solid::after { opacity: 1; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; max-width: 1280px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-emblem { width: 44px; height: 44px; filter: drop-shadow(0 0 8px rgba(255,45,45,.7)); transition: transform .3s; }
.brand:hover .brand-emblem { transform: rotate(-10deg) scale(1.1); }
.brand-name { font: 900 27px/1 var(--brush); letter-spacing: 3px;
  background: linear-gradient(180deg, #fff 0%, #ffcf8a 35%, #ff5a1f 65%, #c10f16 100%); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 6px rgba(212,20,28,.6)); }
.main-nav { display: flex; align-items: center; gap: 2px; }
.main-nav a { position: relative; padding: 8px 15px; color: #fff; font-size: 15.5px; font-weight: 700; letter-spacing: 1px; z-index: 0; text-shadow: 0 1px 4px #000; }
.main-nav a::before { content: ""; position: absolute; inset: 4px 2px; z-index: -1; transform: skewX(-18deg) scaleX(0); transform-origin: left;
  background: linear-gradient(90deg, var(--blood), var(--crimson)); transition: transform .22s ease; box-shadow: 0 0 14px rgba(212,20,28,.7); }
.main-nav a:hover, .main-nav a.active { color: #fff; }
.main-nav a:hover::before, .main-nav a.active::before { transform: skewX(-18deg) scaleX(1); }
.main-nav .nav-cta { margin-left: 12px; padding: 8px 22px; transform: skewX(-14deg); background: linear-gradient(180deg, #ff4a2a, #c10f16 55%, #6a0408); border: 1px solid #ff6a4a;
  box-shadow: 0 0 16px rgba(255,45,45,.55), inset 0 1px 0 rgba(255,255,255,.35); }
.main-nav .nav-cta::before { display: none; }
.main-nav .nav-cta:hover { animation: flicker .5s steps(2) infinite; color: #fff; }
.nav-toggle { display: none; width: 44px; height: 44px; background: rgba(0,0,0,.4); border: 1px solid var(--line); cursor: pointer; padding: 11px 10px; }
.nav-toggle span { display: block; height: 2px; background: var(--red-hi); margin: 4px 0; transition: transform .25s, opacity .25s; box-shadow: 0 0 6px rgba(255,45,45,.7); }
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------------- 通用按钮 ---------------- */
.btn { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 8px; overflow: hidden;
  min-width: 160px; padding: 14px 28px; font: 900 18px/1 var(--heavy); letter-spacing: 3px; cursor: pointer;
  border: 1px solid #ff5a3c; color: #fff; transform: skewX(-12deg); transition: transform .2s, box-shadow .2s, filter .2s; }
.btn > * { transform: skewX(12deg); }
.btn::after { content: ""; position: absolute; top: -20%; bottom: -20%; left: -60%; width: 40%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.85) 50%, transparent); transform: skewX(-20deg); transition: left .45s ease; }
.btn:hover::after { left: 130%; }
.btn:hover { transform: skewX(-12deg) translateY(-3px); color: #fff; box-shadow: 0 0 22px rgba(255,60,30,.85), 0 0 50px rgba(212,20,28,.5); }
.btn-gold { background: linear-gradient(180deg, #ffe08a 0%, #ff9a2e 30%, #ff4d12 62%, #b8080e 100%); color: #2a0002; border-color: #ffd27a; }
.btn-gold:hover { color: #1a0001; }
.btn-red { background: linear-gradient(180deg, #ff3b2a 0%, #c10f16 50%, #5a0306 100%); text-shadow: 0 1px 2px #000; }
.btn-dark { background: linear-gradient(180deg, rgba(40,8,10,.9), rgba(5,2,3,.9)); color: #ffd0a0; border-color: var(--crimson); }
.btn-dark:hover { background: linear-gradient(180deg, #3a0507, #0b0203); }
.btn svg { width: 22px; height: 22px; flex: none; }
.btn-lg { min-width: 250px; padding: 21px 38px; font-size: 23px; }

/* ================= 1. HERO ================= */
.hero { position: relative; height: 100vh; height: 100svh; min-height: 660px; display: flex; align-items: center; justify-content: center;
  text-align: center; overflow: hidden; isolation: isolate; padding: var(--header-h) 20px 120px; }
.hero-bg { position: absolute; inset: -4% 0 -12%; z-index: -4; background: #1a0203 url("../img/keyart.webp") center 38% / cover no-repeat; will-change: transform; }
.hero-bg::after { content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 42%, transparent 25%, rgba(0,0,0,.72) 100%), linear-gradient(180deg, rgba(0,0,0,.55) 0%, transparent 22%, transparent 62%, rgba(5,2,3,.95) 100%); }
.hero-smoke { position: absolute; left: 0; bottom: -2%; width: 200%; height: 62%; z-index: -2; pointer-events: none;
  background: url("../img/smoke.webp") repeat-x left bottom / 50% 100%; opacity: .75; animation: smoke 70s linear infinite; }
.hero-smoke.s2 { bottom: 18%; height: 45%; opacity: .4; animation-duration: 110s; animation-direction: reverse; }
.embers { position: absolute; inset: 0; z-index: 2; pointer-events: none; overflow: hidden; }
.embers span { position: absolute; bottom: -10px; background: #ffb02e; box-shadow: 0 0 8px 3px rgba(255,80,20,.9); opacity: 0; animation: ember linear infinite; transform: rotate(45deg); }
.embers span:nth-child(3n) { background: #ff4d12; } .embers span:nth-child(5n) { background: #fff1c9; }
.hero-char { position: absolute; z-index: 1; right: max(-7%, calc(50% - 900px)); bottom: -3%; height: 108%; width: auto; max-width: none; pointer-events: none;
  filter: drop-shadow(0 0 40px rgba(255,40,20,.45)); animation: charIn 1.2s cubic-bezier(.2,.8,.2,1) backwards .2s; }
.hero-inner { position: relative; z-index: 3; max-width: 980px; }
.server-badge { display: inline-flex; align-items: stretch; margin-bottom: 18px; transform: skewX(-12deg); box-shadow: 0 0 24px rgba(212,20,28,.45); animation: fadeDown .8s both .3s; }
.server-badge > span { display: flex; align-items: center; gap: 6px; padding: 7px 16px; font-size: 14px; font-weight: 700; }
.sb-fire { color: #fff; background: linear-gradient(180deg, #ff4a2a, #a00c12); }
.sb-fire svg { width: 18px; height: 18px; color: var(--flame); animation: flicker .8s steps(2) infinite; }
.sb-fire { white-space: nowrap; }
.sb-body { display: block !important; line-height: 1.6; color: #f4e4dc; background: rgba(0,0,0,.6); border: 1px solid var(--line); border-left: 0; letter-spacing: 1px; }
.sb-body b { color: var(--flame); }
.cd i { display: inline-block; min-width: 1.6em; margin: 0 2px; padding: 0 4px; font-style: normal; color: #fff; background: var(--crimson); text-align: center; }
.hero-logo { position: relative; display: inline-block; margin: 0 auto; animation: logoIn 1s cubic-bezier(.2,.9,.3,1.3) both .1s; }
.logo-brush { position: absolute; left: 50%; top: 56%; width: 128%; max-width: none; transform: translate(-50%, -50%) rotate(-4deg); z-index: -1; opacity: .95; filter: drop-shadow(0 0 30px rgba(212,20,28,.6)); }
.hero-title { font-size: clamp(76px, 13.5vw, 196px); line-height: 1.05; letter-spacing: .04em; margin-right: -.04em; transform: skewX(-6deg);
  -webkit-text-stroke: 1px rgba(255,230,190,.25);
  filter: url(#brushText) drop-shadow(0 6px 0 #1a0002) drop-shadow(0 0 30px rgba(255,60,20,.85)) drop-shadow(0 0 70px rgba(212,20,28,.6));
  animation: titleGlow 2.6s ease-in-out infinite; }
.hero-badge { display: inline-block; margin-top: 6px; padding: 5px 26px; font-size: 13px; font-weight: 700; letter-spacing: 4px; color: #fff;
  background: linear-gradient(90deg, transparent, rgba(193,15,22,.9) 15%, rgba(193,15,22,.9) 85%, transparent); text-shadow: 0 1px 2px #000; }
.hero-slogan { margin: 14px 0 4px; font: 900 clamp(22px, 3.2vw, 38px)/1.35 var(--brush); letter-spacing: .3em; color: #fff;
  text-shadow: 0 0 14px rgba(255,60,30,.95), 0 3px 0 #5a0306; animation: fadeUp .8s both .5s; }
.hero-sub { margin: 0; color: #e8d2c8; font-size: clamp(13px, 1.5vw, 16px); letter-spacing: 2px; text-shadow: 0 1px 4px #000; animation: fadeUp .8s both .6s; }
.hero-actions { display: flex; flex-direction: column; align-items: center; gap: 18px; margin-top: 34px; animation: fadeUp .8s both .75s; }
.hero-sub-actions { display: flex; gap: 18px; flex-wrap: wrap; justify-content: center; }
.hero-sub-actions .btn { min-width: 150px; padding: 12px 24px; font-size: 16px; }
/* 主下载按钮：脉动火焰 */
.btn-fire { position: relative; isolation: isolate; display: inline-flex; align-items: center; gap: 16px; padding: 18px 58px 18px 46px; color: #2a0002;
  transform: skewX(-10deg); border: 2px solid #ffe08a;
  background: linear-gradient(180deg, #fff0b0 0%, #ffb02e 28%, #ff5a14 58%, #c10f16 100%);
  box-shadow: 0 0 0 4px rgba(0,0,0,.6), 0 0 30px rgba(255,90,20,.9), 0 0 80px rgba(212,20,28,.7), inset 0 2px 0 rgba(255,255,255,.6);
  transition: transform .2s, filter .2s; }
.btn-fire > * { transform: skewX(10deg); }
.btn-fire::before { content: ""; position: absolute; inset: -22px -30px; z-index: -1; background: radial-gradient(ellipse at center, rgba(255,110,20,.75), rgba(212,20,28,.35) 45%, transparent 70%); filter: blur(8px); animation: pulse 1.6s ease-in-out infinite; }
.btn-fire::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%); background-size: 250% 100%; background-position: 150% 0; animation: shine 3s ease-in-out infinite; pointer-events: none; }
.btn-fire svg { width: 38px; height: 38px; flex: none; color: #3a0002; }
.bf-text { display: flex; flex-direction: column; align-items: flex-start; line-height: 1; }
.bf-text b { font: 900 34px/1 var(--heavy); letter-spacing: 6px; }
.bf-text small { margin-top: 6px; font-size: 13px; font-weight: 700; letter-spacing: 2px; color: #4a0204; }
.bf-flame { position: absolute; left: 6%; right: 6%; top: -34px; height: 40px; z-index: -1; transform-origin: bottom; pointer-events: none;
  background: radial-gradient(ellipse 9% 100% at 12% 100%, #ffb02e, transparent 70%), radial-gradient(ellipse 7% 80% at 30% 100%, #ff6a1a, transparent 70%),
    radial-gradient(ellipse 10% 110% at 50% 100%, #ffd27a, transparent 70%), radial-gradient(ellipse 7% 85% at 70% 100%, #ff6a1a, transparent 70%), radial-gradient(ellipse 9% 100% at 88% 100%, #ffb02e, transparent 70%);
  filter: blur(2px); animation: flames .5s ease-in-out infinite alternate; }
.btn-fire:hover { filter: brightness(1.15) saturate(1.2); transform: skewX(-10deg) scale(1.05); color: #1a0001; }
.scroll-hint { position: absolute; z-index: 4; bottom: 96px; left: 50%; transform: translateX(-50%); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: 4px; text-shadow: 0 0 8px var(--crimson); }
.scroll-hint::after { content: ""; display: block; width: 16px; height: 16px; margin: 6px auto 0; border-right: 3px solid var(--red-hi); border-bottom: 3px solid var(--red-hi); transform: rotate(45deg); animation: bounce 1.2s infinite; }
.hero-cut { position: absolute; left: 0; right: 0; bottom: -1px; height: 130px; z-index: 0; background: var(--bg); clip-path: polygon(0 62%, 100% 0, 100% 100%, 0 100%); }
.hero-cut::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--crimson), var(--ember) 50%, var(--crimson)); clip-path: polygon(0 62%, 100% 0, 100% 3%, 0 65%); }

/* 刀光斜斩 */
.slashes { position: absolute; inset: 0; z-index: 2; pointer-events: none; overflow: hidden; }
.slashes i { position: absolute; display: block; height: 3px; width: 70%; left: 15%; top: 40%; border-radius: 50%;
  background: linear-gradient(90deg, transparent 0%, rgba(255,140,60,.9) 35%, #fff 55%, rgba(255,60,30,.8) 80%, transparent 100%);
  box-shadow: 0 0 12px 2px rgba(255,80,30,.85), 0 0 40px 6px rgba(212,20,28,.55);
  transform: rotate(-22deg) scaleX(0); transform-origin: 0 50%; opacity: 0; animation: slash 5.5s cubic-bezier(.2,.8,.2,1) infinite; }
.slashes i:nth-child(1) { top: 28%; left: 4%; width: 88%; animation-delay: .6s; }
.slashes i:nth-child(2) { top: 74%; left: 20%; width: 75%; animation-name: slash2; animation-delay: 1.8s; height: 2px; }
.slashes i:nth-child(3) { top: 16%; left: 36%; width: 60%; animation-name: slash3; animation-delay: 3.1s; }
.slashes i:nth-child(4) { top: 60%; left: -6%; width: 62%; animation-name: slash4; animation-delay: 4.2s; height: 2px; }
@keyframes slash  { 0% { transform: rotate(-22deg) scaleX(0); opacity: 0; } 4% { opacity: 1; } 12% { transform: rotate(-22deg) scaleX(1); opacity: 1; } 30%,100% { transform: rotate(-22deg) scaleX(1); opacity: 0; } }
@keyframes slash2 { 0% { transform: rotate(-14deg) scaleX(0); opacity: 0; } 4% { opacity: 1; } 12% { transform: rotate(-14deg) scaleX(1); opacity: 1; } 30%,100% { transform: rotate(-14deg) scaleX(1); opacity: 0; } }
@keyframes slash3 { 0% { transform: rotate(28deg) scaleX(0); opacity: 0; } 4% { opacity: 1; } 12% { transform: rotate(28deg) scaleX(1); opacity: 1; } 30%,100% { transform: rotate(28deg) scaleX(1); opacity: 0; } }
@keyframes slash4 { 0% { transform: rotate(-32deg) scaleX(0); opacity: 0; } 4% { opacity: 1; } 12% { transform: rotate(-32deg) scaleX(1); opacity: 1; } 30%,100% { transform: rotate(-32deg) scaleX(1); opacity: 0; } }
@keyframes ember { 0% { transform: translate(0,0) rotate(45deg); opacity: 0; } 10% { opacity: 1; } 70% { opacity: .9; } 100% { transform: translate(var(--drift, 30px), -100vh) rotate(405deg); opacity: 0; } }
@keyframes smoke { to { transform: translateX(-50%); } }
@keyframes bounce { 50% { transform: translateY(6px) rotate(45deg); } }
@keyframes titleGlow { 50% { filter: url(#brushText) drop-shadow(0 6px 0 #1a0002) drop-shadow(0 0 44px rgba(255,90,30,1)) drop-shadow(0 0 100px rgba(212,20,28,.75)); } }
@keyframes flicker { 0% { filter: brightness(1.25); } 50% { filter: brightness(.85); } 100% { filter: brightness(1.35); } }
@keyframes pulse { 0%,100% { opacity: .65; transform: scale(.94); } 50% { opacity: 1; transform: scale(1.08); } }
@keyframes shine { 0%,55% { background-position: 150% 0; } 100% { background-position: -60% 0; } }
@keyframes flames { from { transform: scaleY(.75); opacity: .8; } to { transform: scaleY(1.15) scaleX(.97); opacity: 1; } }
@keyframes charIn { from { opacity: 0; transform: translateX(80px); } to { opacity: var(--char-op, 1); transform: none; } }
@keyframes logoIn { from { opacity: 0; transform: scale(1.4); } to { opacity: 1; transform: none; } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
@keyframes fadeDown { from { opacity: 0; transform: translateY(-20px) skewX(-12deg); } to { opacity: 1; transform: skewX(-12deg); } }

/* ================= 分区标题 ================= */
.section { position: relative; padding: 110px 0 80px; }
.sec-head { position: relative; z-index: 2; margin-bottom: 48px; padding: 10px 0; }
.sec-center { text-align: center; } .sec-right { text-align: right; } .sec-left { text-align: left; }
.sec-en { position: absolute; top: 50%; transform: translateY(-50%); z-index: -1; pointer-events: none; white-space: nowrap;
  font: 900 clamp(64px, 11vw, 150px)/1 var(--en); letter-spacing: 8px; color: transparent; -webkit-text-stroke: 1.5px rgba(212,20,28,.3); }
.sec-left .sec-en { left: -6px; } .sec-right .sec-en { right: -6px; } .sec-center .sec-en { left: 0; right: 0; }
.sec-brush { position: absolute; top: 50%; width: 460px; max-width: 90%; transform: translateY(-46%) rotate(-3deg); z-index: -1; opacity: .9; pointer-events: none; }
.sec-left .sec-brush { left: -40px; } .sec-right .sec-brush { right: -40px; } .sec-center .sec-brush { left: 50%; transform: translate(-50%, -46%) rotate(-3deg); }
.sec-head h2 { display: inline-block; font-size: clamp(40px, 5.4vw, 66px); letter-spacing: 8px; line-height: 1.2; }
.sec-head h2.brush-text { background: linear-gradient(180deg, #ffffff 0%, #fff0d0 40%, #ffc070 70%, #ff7a2a 100%); -webkit-background-clip: text; background-clip: text;
  filter: url(#brushText) drop-shadow(0 3px 0 #3a0002) drop-shadow(0 0 16px rgba(255,60,20,.7)); }
.bg-char { position: absolute; z-index: 0; top: 40px; right: -2%; pointer-events: none; font: 900 clamp(260px, 38vw, 560px)/1 var(--brush);
  color: transparent; -webkit-text-stroke: 2px rgba(212,20,28,.1); will-change: transform; }

/* ================= 2. 新闻 ================= */
.news-sec { background: radial-gradient(ellipse at 10% 30%, rgba(212,20,28,.18), transparent 50%), radial-gradient(ellipse at 90% 80%, rgba(255,106,26,.08), transparent 45%), var(--bg);
  padding-bottom: 0; overflow: hidden; }
.news-layout { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .9fr); align-items: start; }
.carousel { position: relative; aspect-ratio: 16 / 9.4; overflow: hidden; background: #120304; clip-path: polygon(0 0, 100% 0, 94% 100%, 0 100%); box-shadow: 0 30px 60px rgba(0,0,0,.6); }
.car-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity .8s ease, visibility .8s; color: #fff; }
.car-slide.active { opacity: 1; visibility: visible; }
.car-slide img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.08); transition: transform 6s ease-out; }
.car-slide.active img { transform: scale(1); }
.car-slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(0,0,0,.9)), linear-gradient(90deg, rgba(122,5,9,.4), transparent 40%); }
.car-cap { position: absolute; z-index: 1; left: 32px; right: 18%; bottom: 46px; transform: translateY(20px); opacity: 0; transition: all .6s .3s; }
.car-slide.active .car-cap { transform: none; opacity: 1; }
.car-cap b { display: block; font: 900 clamp(22px, 2.6vw, 34px)/1.25 var(--brush); letter-spacing: 2px; text-shadow: 0 0 14px rgba(255,60,20,.9), 0 2px 0 #000; }
.car-cap small { display: inline-block; margin-top: 8px; padding: 2px 12px; font-size: 13px; background: var(--crimson); transform: skewX(-12deg); }
.car-slide:hover { color: #fff; }
.car-arrow { position: absolute; z-index: 2; top: 50%; width: 44px; height: 60px; margin-top: -30px; display: grid; place-items: center; border: 0; cursor: pointer; background: rgba(0,0,0,.55); color: #fff; transition: background .2s; }
.car-arrow svg { width: 22px; height: 22px; }
.car-arrow.prev { left: 0; } .car-arrow.prev svg { transform: rotate(180deg); }
.car-arrow.next { right: 6%; }
.car-arrow:hover { background: var(--crimson); box-shadow: 0 0 18px var(--red-hi); }
.car-dots { position: absolute; z-index: 2; left: 32px; bottom: 18px; display: flex; gap: 8px; }
.car-dots button { width: 26px; height: 5px; padding: 0; border: 0; cursor: pointer; background: rgba(255,255,255,.35); transform: skewX(-30deg); transition: all .3s; }
.car-dots button.active { width: 52px; background: var(--red-hi); box-shadow: 0 0 10px var(--red-hi); }
.news-box { position: relative; margin: 46px 0 0 -48px; padding: 24px 28px 20px 40px; z-index: 2; background: linear-gradient(160deg, rgba(30,6,8,.97), rgba(8,2,3,.98)); border-top: 3px solid var(--crimson);
  clip-path: polygon(48px 0, 100% 0, 100% 100%, 0 100%); box-shadow: 0 30px 60px rgba(0,0,0,.7); }
.news-box::before { content: ""; position: absolute; top: 0; right: 0; width: 120px; height: 3px; background: var(--flame); box-shadow: 0 0 12px var(--ember); }
.tabs-head { display: flex; align-items: flex-end; gap: 4px; border-bottom: 1px solid var(--line-soft); margin-bottom: 6px; }
.tab-btn { position: relative; padding: 10px 16px; background: none; border: 0; cursor: pointer; color: var(--muted); z-index: 0; font: 900 17px/1 var(--heavy); letter-spacing: 2px; transition: color .2s; }
.tab-btn::before { content: ""; position: absolute; inset: 2px 0 0; z-index: -1; transform: skewX(-18deg); background: transparent; transition: background .2s, box-shadow .2s; }
.tab-btn:hover { color: #fff; } .tab-btn:hover::before { background: rgba(212,20,28,.25); }
.tab-btn.active { color: #fff; } .tab-btn.active::before { background: linear-gradient(180deg, #ff3b2a, #8a0b0f); box-shadow: 0 0 14px rgba(255,45,45,.6); }
.tabs-head .more { margin-left: auto; padding-bottom: 10px; font-size: 13px; color: var(--muted); font-weight: 700; }
.tabs-head .more:hover { color: var(--red-hi); }
.news-list { list-style: none; margin: 0; padding: 0; min-height: 330px; }
.news-list li { border-bottom: 1px solid rgba(212,20,28,.12); animation: rowIn .4s both; }
@keyframes rowIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }
.news-list a { position: relative; display: flex; align-items: center; gap: 10px; padding: 11px 4px; color: var(--text); transition: background .2s, padding .2s; }
.news-list a::before { content: ""; position: absolute; left: 0; top: 20%; bottom: 20%; width: 3px; background: var(--red-hi); box-shadow: 0 0 10px var(--red-hi); transform: scaleY(0); transition: transform .2s; }
.news-list a:hover { background: linear-gradient(90deg, rgba(212,20,28,.35), transparent 80%); padding-left: 14px; color: #fff; }
.news-list a:hover::before { transform: scaleY(1); }
.news-title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-list time { color: var(--muted); font-size: 13px; font-family: Consolas, monospace; }
.news-list .empty { padding: 30px; text-align: center; color: var(--muted); }
.tag { flex: none; padding: 1px 9px; font-size: 12px; line-height: 20px; font-weight: 700; color: #fff; transform: skewX(-12deg); }
.tag-news { background: #8a0b0f; } .tag-notice { background: linear-gradient(90deg, #ff3b2a, #c10f16); } .tag-event { background: linear-gradient(90deg, #ff9a2e, #ff4d12); color: #1a0001; }
.hot { flex: none; margin-left: -4px; padding: 0 6px; font-size: 10px; font-weight: 900; font-style: normal; color: #fff; background: var(--red-hi); box-shadow: 0 0 10px rgba(255,45,45,.9); animation: flicker 1s steps(2) infinite; }

/* 致玩家的一封信：撕边横幅 */
.letter-band { position: relative; margin-top: 100px; padding: 100px 0 110px;
  background: linear-gradient(90deg, rgba(5,2,3,.97) 0%, rgba(30,3,5,.9) 45%, rgba(5,2,3,.6) 100%), url("../img/banner-war.webp") center / cover no-repeat; }
.tear { position: absolute; left: 0; right: 0; height: 40px; z-index: 2; pointer-events: none; background: url("../img/tear.svg") 0 0 / 1200px 100% repeat-x; }
.letter-band .tear-top { top: -1px; transform: scaleY(-1); }
.letter-band .tear-bottom { bottom: -1px; }
.letter-wrap { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 40px; align-items: start; }
.letter-title { position: sticky; top: calc(var(--header-h) + 30px); display: flex; justify-content: center; }
.letter-title span { writing-mode: vertical-rl; font: 900 58px/1.1 var(--brush); letter-spacing: 10px;
  background: linear-gradient(180deg, #fff, #ffb02e 40%, #d4141c); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: url(#brushText) drop-shadow(0 0 14px rgba(255,50,20,.7)); }
.letter-title::after { content: ""; position: absolute; top: -10px; bottom: -10px; left: 50%; width: 110px; transform: translateX(-50%) skewX(-6deg); z-index: -1;
  background: linear-gradient(180deg, transparent, rgba(212,20,28,.55) 15%, rgba(122,5,9,.65) 85%, transparent); }
.letter { position: relative; max-width: 860px; padding: 8px 0 0 34px; border-left: 3px solid var(--crimson); }
.letter h3 { font: 900 28px/1.3 var(--brush); letter-spacing: 3px; margin-bottom: 4px; color: #fff; text-shadow: 0 0 14px rgba(255,45,30,.8); }
.letter .letter-sub { color: var(--red-hi); font-size: 12px; font-weight: 700; letter-spacing: 3px; margin-bottom: 18px; }
.letter p { margin: 0 0 12px; text-indent: 2em; font-size: 15.5px; line-height: 1.95; color: #e4d8d2; }
.letter p.salute { text-indent: 0; color: #fff; font-weight: 700; font-size: 17px; }
.letter .sign { text-align: right; color: var(--flame); font-weight: 700; text-indent: 0; margin-top: 14px; font-family: var(--brush); font-size: 19px; }
.letter-body { max-height: 300px; overflow: hidden; position: relative; transition: max-height .6s ease; }
.letter-body::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(180deg, transparent, rgba(16,3,4,.98)); transition: opacity .3s; }
.letter.expanded .letter-body { max-height: 1600px; } .letter.expanded .letter-body::after { opacity: 0; }
.letter-toggle { margin-top: 14px; padding: 9px 30px; background: linear-gradient(180deg, #ff3b2a, #8a0b0f); border: 0; color: #fff; cursor: pointer; letter-spacing: 3px; font-weight: 900; transform: skewX(-12deg); transition: box-shadow .2s, filter .2s; }
.letter-toggle:hover { box-shadow: 0 0 18px rgba(255,45,45,.9); filter: brightness(1.15); }

/* ================= 3. 职业介绍：全宽角色展示 ================= */
.classes-sec { position: relative; padding: 70px 0 120px; overflow-x: clip; }
.cls-backdrop { position: absolute; inset: 0; z-index: -1; overflow: hidden;
  background: radial-gradient(ellipse 50% 60% at 32% 58%, rgba(212,20,28,.45), transparent 70%),
    linear-gradient(115deg, transparent 40%, rgba(255,106,26,.08) 40.2%, transparent 41%, transparent 70%, rgba(255,106,26,.06) 70.2%, transparent 71%),
    linear-gradient(180deg, #050203, #1a0305 45%, #0b0203 100%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 90px), 0 100%); }
.cls-backdrop::after { content: ""; position: absolute; inset: 0; background: url("../img/smoke.webp") center bottom / 100% 60% no-repeat; opacity: .6; }
.cls-head { z-index: 3; }
.cls-stage { position: relative; max-width: 1320px; margin: 0 auto; padding: 0 20px; min-height: 640px; }
.cls-pane { display: none; position: relative; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; align-items: center; padding-right: 190px; }
.cls-pane.active { display: grid; }
.cls-bigchar { position: absolute; left: 26%; top: 46%; transform: translate(-50%, -50%); z-index: 0; pointer-events: none;
  font: 900 clamp(300px, 46vw, 640px)/1 var(--brush); color: transparent; -webkit-text-stroke: 2px rgba(255,45,45,.18); }
.cls-stage.in .cls-pane.active .cls-bigchar { animation: bigChar .9s cubic-bezier(.2,.8,.2,1) both; }
.cls-portrait { position: relative; z-index: 1; height: 760px; margin-top: -150px; display: flex; justify-content: center; align-items: flex-end; }
.cls-portrait::before { content: ""; position: absolute; left: 10%; right: 10%; bottom: 4%; height: 40%; border-radius: 50%; background: radial-gradient(ellipse, rgba(255,80,20,.5), transparent 70%); filter: blur(20px); }
.cls-portrait img { position: relative; height: 100%; width: auto; max-width: 125%; object-fit: contain; filter: drop-shadow(0 0 30px rgba(255,40,20,.4)); }
.cls-stage.in .cls-pane.active .cls-portrait img { animation: portraitIn .9s cubic-bezier(.2,.8,.2,1) both; }
.cls-info { position: relative; z-index: 2; }
.cls-stage.in .cls-pane.active .cls-info > * { animation: infoIn .7s cubic-bezier(.2,.8,.2,1) both; }
.cls-stage.in .cls-pane.active .cls-info > *:nth-child(2) { animation-delay: .08s; } .cls-stage.in .cls-pane.active .cls-info > *:nth-child(3) { animation-delay: .14s; }
.cls-stage.in .cls-pane.active .cls-info > *:nth-child(4) { animation-delay: .2s; } .cls-stage.in .cls-pane.active .cls-info > *:nth-child(5) { animation-delay: .26s; } .cls-stage.in .cls-pane.active .cls-info > *:nth-child(6) { animation-delay: .32s; }
.cls-name { position: relative; display: flex; align-items: flex-end; gap: 18px; margin-bottom: 14px; }
.cls-name h3 { font-size: clamp(80px, 9vw, 132px); line-height: .95; letter-spacing: 6px; }
.cls-en { margin-bottom: 14px; font: 900 22px/1 var(--en); letter-spacing: 8px; color: transparent; -webkit-text-stroke: 1px var(--red-hi); }
.cls-info .desc { margin: 0 0 22px; color: #e4d8d2; font-size: 15.5px; line-height: 1.9; max-width: 560px; }
.cls-meta { display: flex; flex-wrap: wrap; margin-bottom: 24px; }
.cls-meta > div { padding: 2px 22px; border-left: 2px solid var(--crimson); transform: skewX(-12deg); }
.cls-meta > div:first-child { padding-left: 14px; }
.cls-meta > div > * { transform: skewX(12deg); }
.cls-meta small { display: block; color: var(--muted); font-size: 12px; letter-spacing: 2px; }
.cls-meta b { display: block; color: #fff; font: 900 20px/1.4 var(--heavy); }
.stars { color: var(--flame); letter-spacing: 3px; font-size: 19px; text-shadow: 0 0 8px rgba(255,120,30,.9); }
.stars .off { color: rgba(255,255,255,.15); text-shadow: none; }
.skills { display: flex; gap: 16px; list-style: none; margin: 0 0 30px; padding: 0; }
.skill { position: relative; width: 66px; height: 74px; cursor: default; outline: none; }
.skill span { position: absolute; inset: 0; display: grid; place-items: center; font: 900 26px/1 var(--brush); color: #fff;
  background: linear-gradient(160deg, #ff5a2a, #8a0b0f 55%, #2a0304); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  text-shadow: 0 0 8px #000; transition: transform .25s, filter .25s; }
.skill::before { content: ""; position: absolute; inset: -4px; background: #3a0306; clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }
.skill.main::before { background: linear-gradient(180deg, var(--flame), var(--crimson)); }
.skill.main span { background: linear-gradient(160deg, #ffd27a, #ff4d12 45%, #8a0b0f); }
.skill:hover span, .skill:focus span { transform: scale(1.12); filter: brightness(1.3) drop-shadow(0 0 10px #ff6a1a); }
.skill em { position: absolute; left: 50%; top: calc(100% + 8px); transform: translateX(-50%); white-space: nowrap; font-style: normal; font-size: 12px; color: var(--muted); transition: color .2s; }
.skill:hover em, .skill.main em { color: var(--flame); }
.bars { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 30px; max-width: 560px; margin-top: 34px; }
.bar { display: grid; grid-template-columns: 40px 1fr 30px; align-items: center; gap: 10px; font-size: 13px; }
.bar label { color: #ddd; font-weight: 700; }
.bar b { color: var(--flame); font-family: var(--en); font-weight: 400; font-size: 15px; }
.bar-track { height: 10px; background: rgba(255,255,255,.08); transform: skewX(-30deg); overflow: hidden; }
.bar-track i { display: block; height: 100%; width: var(--v); background: linear-gradient(90deg, #8a0b0f, #ff3b22 60%, #ffb02e); box-shadow: 0 0 12px rgba(255,80,30,.8); }
.cls-stage.in .cls-pane.active .bar-track i { animation: barFill 1.1s cubic-bezier(.2,.8,.2,1) both .35s; }
.class-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.class-tags span { padding: 2px 14px; font-size: 13px; font-weight: 700; color: #fff; background: linear-gradient(90deg, #8a0b0f, #3a0305); transform: skewX(-14deg); border-left: 3px solid var(--red-hi); }
.cls-switch { position: absolute; z-index: 4; right: 20px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 14px; }
.cls-tab { position: relative; display: flex; align-items: center; gap: 12px; width: 150px; padding: 8px 12px; cursor: pointer; text-align: left; color: var(--muted);
  background: rgba(0,0,0,.45); border: 1px solid var(--line-soft); transform: skewX(-10deg); transition: all .25s; }
.cls-tab > * { transform: skewX(10deg); }
.cls-tab img { width: 52px; height: 52px; filter: grayscale(1) brightness(.6); transition: filter .25s; }
.cls-tab b { display: block; font: 900 22px/1.1 var(--brush); letter-spacing: 3px; color: inherit; }
.cls-tab small { font: 12px/1 var(--en); letter-spacing: 2px; }
.cls-tab:hover { color: #fff; border-color: var(--red-hi); transform: skewX(-10deg) translateX(-8px); }
.cls-tab:hover img { filter: none; }
.cls-tab.active { color: #fff; background: linear-gradient(90deg, #c10f16, #4a0306); border-color: var(--red-hi); box-shadow: 0 0 24px rgba(255,45,45,.6); transform: skewX(-10deg) translateX(-14px); }
.cls-tab.active img { filter: drop-shadow(0 0 8px var(--flame)); }
@keyframes portraitIn { from { opacity: 0; transform: translateX(-90px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes infoIn { from { opacity: 0; transform: translateX(50px); } to { opacity: 1; transform: none; } }
@keyframes bigChar { from { opacity: 0; transform: translate(-50%, -50%) scale(1.3); } to { opacity: 1; transform: translate(-50%, -50%); } }
@keyframes barFill { from { width: 0; } }

/* ================= 4. 游戏特色：横向滑动大图卡片 ================= */
.features-sec { overflow: hidden; padding-bottom: 0; }
.features-sec::before { content: ""; position: absolute; left: -5%; right: -5%; top: 46%; height: 240px; transform: skewY(-5deg); z-index: 0;
  background: linear-gradient(90deg, transparent, rgba(122,5,9,.55) 20%, rgba(212,20,28,.35) 50%, rgba(122,5,9,.55) 80%, transparent); }
.features-sec .bg-char { left: -3%; right: auto; top: 10px; }
.feat-viewport { position: relative; z-index: 1; }
.feat-track { display: flex; gap: 24px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; cursor: grab;
  padding: 20px max(20px, calc((100vw - 1200px) / 2)) 50px; scroll-padding: 0 max(20px, calc((100vw - 1200px) / 2)); }
.feat-track::-webkit-scrollbar { display: none; }
.feat-track.dragging { cursor: grabbing; scroll-snap-type: none; }
.feat-card { position: relative; flex: 0 0 clamp(270px, 29vw, 400px); height: 540px; overflow: hidden; scroll-snap-align: start; isolation: isolate;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 46px), calc(100% - 46px) 100%, 0 100%); background: #120304; transition: transform .45s cubic-bezier(.2,.8,.2,1), opacity .6s; }
.feat-card:nth-child(even) { margin-top: 46px; }
.feat-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: var(--pos, center); z-index: -2; transition: transform .7s ease, filter .5s; filter: saturate(.9) brightness(.8); pointer-events: none; }
.feat-card::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,.2) 0%, transparent 30%, rgba(10,1,2,.75) 62%, rgba(5,1,2,.97) 100%); }
.feat-card::after { content: ""; position: absolute; top: -30%; left: -90%; width: 50%; height: 160%; transform: rotate(20deg); z-index: 1; pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255,230,200,.35), transparent); transition: left .7s ease; }
.feat-card:hover { transform: translateY(-10px); }
.feat-card:hover::after { left: 150%; }
.feat-card:hover img { transform: scale(1.1); filter: saturate(1.2) brightness(1); }
.feat-no { position: absolute; top: 18px; left: 22px; font: 900 72px/1 var(--en); font-style: italic; color: transparent; -webkit-text-stroke: 2px rgba(255,255,255,.55); }
.feat-cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 0 28px 54px; }
.feat-icon { display: grid; place-items: center; width: 50px; height: 50px; margin-bottom: 10px; color: #fff; background: linear-gradient(135deg, #ff3b2a, #8a0b0f); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); transition: transform .4s; }
.feat-icon svg { width: 24px; height: 24px; }
.feat-card:hover .feat-icon { transform: rotate(180deg) scale(1.1); }
.feat-cap h3 { font-size: 44px; line-height: 1.1; letter-spacing: 4px; }
.feat-cap strong { display: inline-block; margin: 6px 0 10px; padding: 2px 12px; font-size: 13px; letter-spacing: 2px; color: #fff; background: var(--crimson); transform: skewX(-12deg); }
.feat-cap p { margin: 0; color: #e0d2cc; font-size: 14px; line-height: 1.8; max-height: 0; opacity: 0; overflow: hidden; transition: max-height .5s, opacity .5s; }
.feat-card:hover .feat-cap p, .feat-card:focus-within .feat-cap p { max-height: 120px; opacity: 1; }
.feat-ctrl { display: flex; align-items: center; gap: 18px; z-index: 1; }
.feat-btn { width: 54px; height: 54px; display: grid; place-items: center; cursor: pointer; color: #fff; border: 1px solid var(--crimson); background: rgba(0,0,0,.6); transform: skewX(-12deg); transition: all .2s; }
.feat-btn svg { width: 24px; height: 24px; transform: skewX(12deg); }
.feat-btn.prev svg { transform: skewX(12deg) rotate(180deg); }
.feat-btn:hover { background: var(--crimson); box-shadow: 0 0 20px var(--red-hi); }
.feat-progress { flex: 1; height: 4px; background: rgba(255,255,255,.1); }
.feat-progress i { display: block; height: 100%; width: 20%; background: linear-gradient(90deg, var(--crimson), var(--flame)); box-shadow: 0 0 10px var(--ember); transition: width .2s; }

/* ================= 5. 视频 ================= */
.videos-sec { padding-top: 120px; background: linear-gradient(180deg, var(--bg) 0%, rgba(5,2,3,.86) 25%, rgba(5,2,3,.9) 75%, var(--bg) 100%), url("../img/banner-siege.webp") center / cover no-repeat fixed; }
.videos-sec::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 100px; background: var(--bg); clip-path: polygon(0 0, 100% 0, 100% 10%, 0 100%); }
.video-stage { display: grid; grid-template-columns: minmax(0, 1fr) 330px; background: rgba(0,0,0,.6); border: 1px solid var(--line-soft); box-shadow: 0 30px 70px rgba(0,0,0,.8), 0 0 40px rgba(212,20,28,.2); }
.video-feature { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #000; }
.video-feature.swap .vf-poster { animation: posterSwap .6s ease; }
.vf-poster { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; filter: brightness(.7); transition: transform .8s, filter .4s; }
.video-feature:hover .vf-poster { transform: scale(1.04); filter: brightness(.85); }
.video-feature::before { content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none; box-shadow: inset 0 0 120px rgba(0,0,0,.85); background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,.85)); }
.vf-play { position: absolute; z-index: 2; left: 50%; top: 50%; width: 120px; height: 120px; margin: -60px 0 0 -60px; border-radius: 50%; border: 3px solid #fff; cursor: pointer; color: #fff;
  background: radial-gradient(circle, rgba(255,60,20,.95), rgba(160,10,16,.9)); box-shadow: 0 0 40px rgba(255,60,20,.9); display: grid; place-items: center; transition: transform .25s; }
.vf-play svg { width: 46px; height: 46px; margin-left: 8px; }
.vf-play::before, .vf-play::after { content: ""; position: absolute; inset: -14px; border-radius: 50%; border: 2px solid rgba(255,90,40,.8); animation: ring 2s ease-out infinite; }
.vf-play::after { animation-delay: 1s; }
.vf-play:hover { transform: scale(1.1); }
.vf-info { position: absolute; z-index: 2; left: 28px; bottom: 22px; }
.vf-info b { display: block; font: 900 28px/1.3 var(--brush); color: #fff; letter-spacing: 2px; text-shadow: 0 0 12px rgba(255,50,20,.9); }
.vf-info small { color: var(--flame); font-weight: 700; }
.video-thumbs { display: flex; flex-direction: column; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--crimson) transparent; }
.video-thumb { position: relative; display: grid; grid-template-columns: 116px minmax(0, 1fr); gap: 12px; align-items: center; padding: 10px 14px; border: 0; border-bottom: 1px solid rgba(212,20,28,.15);
  background: transparent; color: var(--text); cursor: pointer; text-align: left; transition: background .2s; flex: 1 0 auto; }
.video-thumb:hover { background: rgba(212,20,28,.2); }
.video-thumb.active { background: linear-gradient(90deg, rgba(212,20,28,.55), rgba(122,5,9,.15)); }
.video-thumb.active::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--flame); box-shadow: 0 0 10px var(--ember); }
.vt-img { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #1a0304; }
.vt-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; transition: transform .4s; }
.video-thumb:hover .vt-img img { transform: scale(1.1); }
.vt-img::after { content: ""; position: absolute; left: 50%; top: 50%; margin: -9px 0 0 -6px; border-left: 14px solid #fff; border-top: 9px solid transparent; border-bottom: 9px solid transparent; filter: drop-shadow(0 0 4px #000); }
.vt-num { position: absolute; left: 18px; top: 12px; font: 900 15px/1 var(--en); color: #fff; text-shadow: 0 0 4px #000; }
.vt-info b { display: block; font-size: 14px; line-height: 1.4; color: #fff; }
.vt-info small { color: var(--muted); font-size: 12px; }
.video-thumb.pending .vt-info small::before { content: "● "; color: var(--red-hi); }
@keyframes ring { from { transform: scale(.85); opacity: 1; } to { transform: scale(1.5); opacity: 0; } }
@keyframes posterSwap { from { opacity: 0; transform: scale(1.1); } to { opacity: 1; } }
.video-modal { position: fixed; inset: 0; z-index: 300; display: none; place-items: center; background: rgba(0,0,0,.9); padding: 20px; }
.video-modal.open { display: grid; }
.vm-inner { position: relative; width: min(960px, 100%); }
.vm-body video { width: 100%; display: block; border: 2px solid var(--crimson); background: #000; box-shadow: 0 0 40px rgba(212,20,28,.6); }
.vm-close { position: absolute; top: -44px; right: 0; width: 38px; height: 38px; background: var(--crimson); border: 0; color: #fff; font-size: 24px; cursor: pointer; }

/* ================= 左侧快捷面板 ================= */
.side-panel { position: fixed; left: 0; top: 50%; z-index: 90; width: 104px; transform: translate(-130%, -50%); transition: transform .5s cubic-bezier(.2,.8,.2,1);
  background: linear-gradient(180deg, rgba(26,5,6,.97), rgba(5,2,3,.97)); border: 1px solid var(--crimson); border-left: 0; box-shadow: 0 0 30px rgba(0,0,0,.8), 0 0 20px rgba(212,20,28,.3); text-align: center; }
.page-home.past-hero .side-panel, .page-download .side-panel, .page-guide .side-panel { transform: translate(0, -50%); }
.sp-download { position: relative; display: block; padding: 14px 6px 12px; color: #2a0002; overflow: hidden; background: linear-gradient(180deg, #ffe08a, #ff9a2e 30%, #ff4d12 62%, #b8080e); }
.sp-download::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,.7) 50%, transparent 70%); background-size: 250% 100%; animation: shine 3s infinite; }
.sp-download svg { display: block; width: 34px; height: 34px; margin: 0 auto 2px; }
.sp-download b { display: block; font: 900 18px/1.2 var(--heavy); letter-spacing: 2px; }
.sp-download small { font-size: 11px; font-weight: 700; }
.sp-download:hover { color: #1a0001; filter: brightness(1.12); }
.sp-qr { padding: 10px 10px 8px; border-bottom: 1px solid var(--line-soft); }
.sp-qr img { width: 84px; height: 84px; margin: 0 auto 4px; border: 3px solid #fff; }
.sp-qr span { font-size: 11px; color: var(--muted); line-height: 1.4; display: block; }
.sp-link { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 4px; font-size: 13px; font-weight: 700; color: var(--text); border-bottom: 1px solid var(--line-soft); transition: background .2s; }
.sp-link svg { width: 16px; height: 16px; color: var(--red-hi); }
.sp-link:hover { background: var(--crimson); color: #fff; }
.sp-link:hover svg { color: #fff; }
.sp-nav { display: flex; flex-direction: column; padding: 8px 0; }
.sp-nav a { display: flex; align-items: center; gap: 8px; padding: 5px 18px; font-size: 13px; color: var(--muted); }
.sp-nav i { width: 10px; height: 10px; border: 2px solid var(--muted); transform: rotate(45deg); transition: all .2s; }
.sp-nav a:hover, .sp-nav a.active { color: #fff; }
.sp-nav a.active i { background: var(--red-hi); border-color: var(--red-hi); box-shadow: 0 0 8px var(--red-hi); }

/* ================= 右侧客服栏 ================= */
.float-bar { position: fixed; right: 14px; top: 50%; transform: translateY(-50%); z-index: 90; width: 104px; }
.fb-panel { border: 1px solid var(--crimson); background: linear-gradient(180deg, #1a0506, #050203); box-shadow: 0 10px 30px rgba(0,0,0,.8), 0 0 18px rgba(212,20,28,.35); text-align: center;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%); }
.fb-head { padding: 10px 0; font: 900 15px/1 var(--heavy); letter-spacing: 3px; color: #fff; background: linear-gradient(180deg, #ff3b2a, #8a0b0f); text-shadow: 0 1px 2px #000; }
.fb-item { position: relative; display: block; padding: 11px 6px; border-bottom: 1px solid rgba(212,20,28,.2); color: var(--text); cursor: pointer; transition: background .2s; }
.fb-item:hover { background: linear-gradient(90deg, rgba(212,20,28,.55), rgba(122,5,9,.3)); color: #fff; }
.fb-item svg { width: 26px; height: 26px; display: block; margin: 0 auto 4px; color: var(--red-hi); }
.fb-item:hover svg { color: var(--flame); }
.fb-item span { display: block; font-size: 13px; font-weight: 700; letter-spacing: 1px; }
.fb-item em { display: block; font-style: normal; font-size: 11px; color: var(--muted); word-break: break-all; }
.fb-pop { position: absolute; right: calc(100% + 12px); top: 50%; transform: translateY(-50%) translateX(8px); width: 180px; padding: 12px; background: #0b0203; border: 1px solid var(--crimson); opacity: 0; visibility: hidden; transition: all .25s; box-shadow: 0 0 24px rgba(212,20,28,.5); }
.fb-pop img { width: 150px; height: 150px; margin: 0 auto; }
.fb-pop p { margin: 8px 0 0; font-size: 12px; color: var(--text); }
.fb-wechat:hover .fb-pop, .fb-wechat.show .fb-pop { opacity: 1; visibility: visible; transform: translateY(-50%); }
.fb-hours { padding: 10px 4px 14px; font-size: 12px; color: var(--muted); line-height: 1.6; }
.fb-hours svg { color: var(--red-hi); vertical-align: -3px; }
.fb-hours b { display: block; color: var(--flame); font-size: 13px; font-weight: 900; }
.fb-top { display: block; width: 100%; margin-top: 8px; padding: 10px 0; cursor: pointer; border: 1px solid var(--crimson); color: #fff; font-weight: 700; background: #0b0203; font-size: 13px; letter-spacing: 1px; opacity: .55; transition: opacity .25s, background .2s, box-shadow .2s; }
.fb-top.visible { opacity: 1; }
.fb-top:hover { background: var(--crimson); box-shadow: 0 0 18px rgba(255,45,45,.8); }
.fb-top::before { content: ""; display: block; width: 10px; height: 10px; margin: 2px auto 4px; border-left: 3px solid currentColor; border-top: 3px solid currentColor; transform: rotate(45deg); }
.mobile-bar { display: none; }

/* ================= 页脚 ================= */
.site-footer { position: relative; margin-top: 60px; padding: 60px 0 30px; background: #120304; color: var(--muted); font-size: 13px; text-align: center; }
.site-footer .tear-top { top: -1px; transform: scaleY(-1); }
.footer-brand { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 16px; }
.footer-brand img { width: 50px; height: 50px; filter: drop-shadow(0 0 8px rgba(255,45,45,.6)); }
.footer-brand .brand-name { font-size: 32px; }
.footer-auth { display: inline-block; margin-bottom: 14px; padding: 7px 22px; color: #fff; font-weight: 700; background: linear-gradient(90deg, #8a0b0f, #3a0305); border-left: 4px solid var(--red-hi); font-size: 14px; letter-spacing: 1px; }
.footer-info { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 22px; margin: 0 auto 6px; max-width: 980px; }
.footer-info span b { color: #d8cbc6; font-weight: 400; }
.footer-info a { color: var(--muted); } .footer-info a:hover { color: var(--red-hi); }
.health { margin: 18px auto 0; padding: 14px 20px; max-width: 760px; border-top: 1px solid rgba(212,20,28,.25); border-bottom: 1px solid rgba(212,20,28,.25); color: #c6b6b0; line-height: 2; letter-spacing: 1px; }
.health strong { display: block; color: var(--red-hi); font-family: var(--heavy); font-weight: 900; letter-spacing: 4px; }
.age { display: flex; align-items: center; justify-content: center; gap: 12px; margin: 16px auto 0; max-width: 760px; text-align: left; }
.age-badge { flex: none; display: grid; place-items: center; width: 52px; height: 60px; font: 900 18px/1 Arial, sans-serif; color: #fff; background: linear-gradient(180deg, #2f9e5f, #1d6e40); border: 2px solid #9fe0b8; clip-path: polygon(50% 0, 100% 18%, 100% 72%, 50% 100%, 0 72%, 0 18%); }
.copyright { margin-top: 16px; font-size: 12px; color: #6e605c; }

/* ================= 子页面（下载中心 / 新手指南） ================= */
.page-banner { position: relative; padding: calc(var(--header-h) + 80px) 20px 110px; text-align: center; overflow: hidden;
  background: linear-gradient(180deg, rgba(0,0,0,.45), rgba(5,2,3,.55) 60%, var(--bg)), url("../img/keyart.webp") center 45% / cover no-repeat, #1a0203; }
.page-banner::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 80px; background: var(--bg); clip-path: polygon(0 70%, 100% 0, 100% 100%, 0 100%); }
.page-banner h1 { position: relative; z-index: 3; font: 900 clamp(46px, 7vw, 84px)/1.2 var(--brush); letter-spacing: 12px; filter: url(#brushText) drop-shadow(0 0 20px rgba(255,45,30,.75)); }
.page-banner p { position: relative; z-index: 3; margin: 8px 0 0; color: #f0ddd5; letter-spacing: 3px; font-weight: 700; text-shadow: 0 1px 4px #000; }
.crumbs { position: relative; z-index: 3; margin-top: 14px; font-size: 13px; color: #c9b8b2; }
.crumbs a { color: #c9b8b2; } .crumbs a:hover { color: var(--red-hi); }
.page-section { padding-top: 40px; padding-bottom: 50px; }
.panel { position: relative; background: linear-gradient(160deg, rgba(26,6,7,.95), rgba(7,2,3,.96) 60%); border: 1px solid var(--line); border-top: 2px solid var(--crimson); box-shadow: 0 14px 40px rgba(0,0,0,.7), inset 0 0 50px rgba(122,5,9,.18); }
.panel::before, .panel::after { content: ""; position: absolute; width: 26px; height: 26px; pointer-events: none; z-index: 1; background: linear-gradient(135deg, var(--red-hi), var(--blood)); }
.panel::before { top: -2px; left: -1px; clip-path: polygon(0 0, 100% 0, 0 100%); }
.panel::after { bottom: -1px; right: 0; clip-path: polygon(100% 0, 100% 100%, 0 100%); }
.dl-hero { display: grid; grid-template-columns: 1.2fr .8fr; gap: 30px; padding: 36px 40px; align-items: center; }
.dl-hero h2 { font-size: 30px; letter-spacing: 3px; color: #fff; margin-bottom: 8px; text-shadow: 0 0 14px rgba(255,45,30,.7); }
.dl-hero p { color: #cfc0ba; margin: 0 0 24px; }
.dl-buttons { display: flex; flex-wrap: wrap; gap: 18px; padding-left: 8px; }
.dl-meta { list-style: none; margin: 0; padding: 20px 24px; border: 1px solid var(--line-soft); border-left: 4px solid var(--crimson); background: rgba(0,0,0,.45); }
.dl-meta li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid rgba(212,20,28,.12); font-size: 14px; }
.dl-meta li:last-child { border-bottom: 0; }
.dl-meta span { color: var(--muted); } .dl-meta b { color: var(--flame); font-weight: 700; text-align: right; word-break: break-all; }
.block { padding: 30px 36px; margin-top: 26px; }
.block > h2 { display: flex; align-items: center; gap: 14px; font-size: 26px; letter-spacing: 3px; color: #fff; margin-bottom: 18px; }
.block > h2::before { content: ""; width: 10px; height: 28px; transform: skewX(-20deg); background: linear-gradient(180deg, var(--flame), var(--crimson)); box-shadow: 0 0 12px rgba(255,60,30,.8); }
.table-wrap { overflow-x: auto; }
.spec-table { width: 100%; border-collapse: collapse; min-width: 560px; font-size: 14.5px; }
.spec-table th, .spec-table td { padding: 12px 16px; border: 1px solid rgba(212,20,28,.22); text-align: left; }
.spec-table thead th { background: linear-gradient(180deg, #c10f16, #5a0306); color: #fff; font-weight: 900; letter-spacing: 2px; }
.spec-table tbody th { color: var(--flame); font-weight: 700; width: 140px; background: rgba(0,0,0,.4); }
.spec-table tbody tr:hover td, .spec-table tbody tr:hover th { background: rgba(212,20,28,.22); }
.note { margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: s; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.steps li { position: relative; counter-increment: s; padding: 50px 18px 18px; border: 1px solid var(--line-soft); border-top: 3px solid var(--crimson); background: linear-gradient(180deg, rgba(122,5,9,.3), rgba(0,0,0,.45)); font-size: 14px; color: #d8cbc6; transition: border-color .2s, transform .2s, box-shadow .2s; }
.steps li:hover { border-color: var(--red-hi); transform: translateY(-4px); box-shadow: 0 0 22px rgba(255,45,45,.35); }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; top: 10px; left: 16px; font: 900 32px/1 var(--en); font-style: italic; color: var(--red-hi); text-shadow: 0 0 10px rgba(255,45,45,.7); }
.steps li b { display: block; color: #fff; font-weight: 900; font-size: 17px; margin-bottom: 4px; }
.faq details { border-bottom: 1px solid rgba(212,20,28,.18); padding: 12px 4px; }
.faq summary { cursor: pointer; color: #fff; font-weight: 700; font-size: 16px; list-style: none; }
.faq summary:hover { color: var(--flame); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "▶"; display: inline-block; margin-right: 10px; color: var(--red-hi); font-size: 12px; transition: transform .2s; }
.faq details[open] summary::before { transform: rotate(90deg); }
.faq p { margin: 8px 0 0 24px; color: #cfc0ba; font-size: 14px; }
.guide-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 26px; align-items: start; }
.guide-toc { position: sticky; top: calc(var(--header-h) + 20px); padding: 18px 0; }
.guide-toc h3 { padding: 0 20px 10px; color: #fff; font-size: 19px; letter-spacing: 3px; border-bottom: 1px solid var(--line-soft); }
.guide-toc a { display: block; padding: 9px 20px; color: var(--text); font-size: 14.5px; border-left: 4px solid transparent; transition: all .15s; }
.guide-toc a:hover { color: #fff; border-left-color: var(--red-hi); background: linear-gradient(90deg, rgba(212,20,28,.45), transparent); padding-left: 26px; }
.guide-main .block:first-child { margin-top: 0; }
.guide-main p, .guide-main li { color: #d8cbc6; font-size: 15px; }
.guide-main li::marker { color: var(--red-hi); }
.guide-main ul { padding-left: 1.3em; margin: 8px 0; }
.guide-main h4 { color: var(--flame); font-size: 18px; margin: 18px 0 6px; letter-spacing: 1px; }
.kbd { display: inline-block; min-width: 28px; padding: 0 8px; text-align: center; font: 700 13px/24px Consolas, monospace; color: #fff; border: 1px solid var(--crimson); border-bottom-width: 3px; background: #1a0405; }
.tip { margin: 14px 0 0; padding: 12px 16px; border-left: 4px solid var(--red-hi); background: linear-gradient(90deg, rgba(212,20,28,.28), rgba(0,0,0,.2)); color: #f0e2dc; font-size: 14px; }
.class-mini { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 10px; }
.class-mini div { padding: 16px; border: 1px solid var(--line-soft); border-top: 3px solid var(--crimson); background: rgba(0,0,0,.4); }
.class-mini b { display: block; color: #fff; font-weight: 900; font-size: 19px; margin-bottom: 4px; }

/* ---------------- 其他 ---------------- */
.toast { position: fixed; left: 50%; bottom: 80px; z-index: 400; transform: translate(-50%, 20px); padding: 11px 26px; background: linear-gradient(90deg, #8a0b0f, #2a0304); border-left: 4px solid var(--red-hi); color: #fff; font-weight: 700; opacity: 0; pointer-events: none; transition: all .3s; font-size: 14px; box-shadow: 0 0 22px rgba(212,20,28,.6); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.feat-card { opacity: 0; } .feat-card.in { opacity: 1; }
.feat-card:nth-child(2) { transition-delay: .08s; } .feat-card:nth-child(3) { transition-delay: .16s; } .feat-card:nth-child(4) { transition-delay: .24s; }
.guide-layout > *, .dl-hero > *, .news-layout > * { min-width: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .feat-card { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
  .slashes i { opacity: .7; transform: rotate(-22deg) scaleX(1); }
}

/* ================= 响应式 ================= */
@media (max-width: 1419px) { .side-panel { display: none; } }
@media (max-width: 1200px) {
  .main-nav a { padding: 8px 10px; font-size: 14.5px; }
  .cls-pane { padding-right: 0; }
  .cls-switch { position: relative; right: auto; top: auto; transform: none; flex-direction: row; justify-content: center; margin-top: 40px; }
  .cls-tab:hover, .cls-tab.active { transform: skewX(-10deg) translateY(-6px); }
}
@media (max-width: 960px) {
  :root { --header-h: 60px; }
  .nav-toggle { display: block; }
  .main-nav { position: fixed; top: var(--header-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(5,2,3,.98); border-bottom: 2px solid var(--crimson); max-height: 0; overflow: hidden; transition: max-height .35s ease; }
  .main-nav.open { max-height: 80vh; }
  .main-nav a { padding: 14px 24px; border-top: 1px solid rgba(212,20,28,.15); font-size: 15px; }
  .main-nav a::before { inset: 0; transform: scaleX(0); }
  .main-nav a:hover::before, .main-nav a.active::before { transform: scaleX(1); }
  .main-nav .nav-cta { margin: 12px 24px 16px; text-align: center; }
  body { padding-bottom: calc(60px + env(safe-area-inset-bottom)); }
  .mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 95; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; height: calc(60px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom); background: rgba(8,2,3,.97); border-top: 2px solid var(--crimson); box-shadow: 0 -6px 20px rgba(0,0,0,.7); }
  .mobile-bar a, .mobile-bar button { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 12px; font-weight: 700; color: var(--text); background: none; border: 0; border-left: 1px solid rgba(212,20,28,.2); cursor: pointer; }
  .mobile-bar svg { width: 22px; height: 22px; color: var(--red-hi); }
  .mobile-bar .mb-dl { font-size: 15px; color: #2a0002; border: 0; background: linear-gradient(180deg, #ffe08a, #ff9a2e 30%, #ff4d12 62%, #b8080e); }
  .mobile-bar .mb-dl svg { color: #2a0002; }
  .float-bar { top: auto; bottom: calc(72px + env(safe-area-inset-bottom)); right: 10px; transform: none; width: auto; display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
  .fb-panel { display: none; width: 160px; }
  .float-bar.open .fb-panel { display: block; animation: fadeUp .3s; }
  .fb-top { width: 46px; height: 46px; padding: 0; margin: 0; font-size: 0; opacity: 0; pointer-events: none; clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%); background: #1a0405; }
  .fb-top.visible { opacity: 1; pointer-events: auto; }
  .fb-top::before { margin: 4px auto 0; width: 12px; height: 12px; }
  .fb-pop { right: auto; left: 50%; top: auto; bottom: calc(100% + 8px); transform: translateX(-50%); }
  .fb-wechat:hover .fb-pop, .fb-wechat.show .fb-pop { transform: translateX(-50%); }
  .toast { bottom: calc(80px + env(safe-area-inset-bottom)); }
  .hero { padding-bottom: 110px; min-height: 600px; }
  .hero-bg { background-position: 50% 40%; }
  .hero-char { --char-op: .5; right: auto; left: 50%; margin-left: -62vw; height: auto; width: 124vw; max-width: 760px; opacity: .55; bottom: 4%; }
  .hero-char { --char-op: .55; }
  .hero-slogan, .hero-sub { text-shadow: 0 2px 8px #000, 0 0 2px #000; }
  .scroll-hint { display: none; }
  .news-layout { grid-template-columns: minmax(0, 1fr); }
  .carousel { clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%); }
  .car-arrow.next { right: 0; }
  .news-box { margin: -20px 12px 0; padding: 20px 18px; clip-path: none; }
  .letter-wrap { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .letter-title { position: relative; top: 0; justify-content: flex-start; }
  .letter-title span { writing-mode: horizontal-tb; font-size: 40px; letter-spacing: 6px; }
  .letter-title::after { width: auto; left: -10px; right: 30%; top: 10%; bottom: 10%; transform: skewX(-12deg); }
  .letter { padding-left: 18px; }
  .cls-pane { grid-template-columns: minmax(0, 1fr); text-align: center; }
  .cls-portrait { height: 520px; margin-top: -30px; }
  .cls-portrait img { max-width: 100%; }
  .cls-bigchar { left: 50%; top: 22%; font-size: 340px; }
  .cls-name { justify-content: center; }
  .cls-info .desc { margin-left: auto; margin-right: auto; }
  .cls-meta, .skills, .class-tags { justify-content: center; }
  .bars { margin-left: auto; margin-right: auto; }
  .cls-switch { margin-top: 30px; gap: 8px; }
  .cls-tab { width: auto; padding: 6px 10px; gap: 6px; }
  .cls-tab img { width: 34px; height: 34px; }
  .cls-tab b { font-size: 18px; }
  .cls-tab small { display: none; }
  .videos-sec { background-attachment: scroll; }
  .video-stage { grid-template-columns: minmax(0, 1fr); }
  .video-thumbs { flex-direction: row; overflow-x: auto; }
  .video-thumb { grid-template-columns: minmax(0, 1fr); flex: 0 0 160px; border-bottom: 0; border-right: 1px solid rgba(212,20,28,.15); }
  .dl-hero { grid-template-columns: minmax(0, 1fr); padding: 28px 24px; }
  .guide-layout { grid-template-columns: minmax(0, 1fr); }
  .guide-toc { position: static; display: flex; flex-wrap: wrap; padding: 10px; }
  .guide-toc h3 { width: 100%; padding: 4px 10px 10px; margin-bottom: 6px; }
  .guide-toc a { padding: 6px 12px; border-left: 0; }
  .guide-toc a:hover { padding-left: 12px; }
}
@media (max-width: 600px) {
  body { font-size: 14px; }
  .section { padding: 80px 0 50px; }
  .sec-head { margin-bottom: 30px; }
  .sec-head h2 { letter-spacing: 4px; }
  .sec-brush { width: 300px; }
  .sec-right .sec-brush { right: -10px; } .sec-left .sec-brush { left: -10px; }
  .hero-title { font-size: clamp(64px, 19vw, 96px); }
  .hero-slogan { letter-spacing: .14em; }
  .hero-sub { font-size: 13px; letter-spacing: 1px; padding: 0 6px; }
  .server-badge > span { padding: 5px 9px; font-size: 11.5px; letter-spacing: 0; }
  .server-badge { max-width: calc(100vw - 24px); }
  .btn-fire { padding: 14px 32px 14px 26px; gap: 10px; }
  .btn-fire svg { width: 30px; height: 30px; }
  .bf-text b { font-size: 26px; letter-spacing: 4px; }
  .hero-sub-actions { gap: 12px; }
  .hero-sub-actions .btn { min-width: 0; padding: 11px 18px; font-size: 15px; }
  .hero-cut { height: 70px; }
  .bg-char { font-size: 260px; }
  .car-cap { left: 18px; bottom: 40px; right: 12%; }
  .car-dots { left: 18px; }
  .news-box { margin: -16px 0 0; }
  .tab-btn { padding: 10px 11px; font-size: 15px; }
  .letter-band { margin-top: 60px; padding: 70px 0 80px; }
  .letter p { font-size: 14.5px; }
  .cls-portrait { height: 430px; }
  .cls-name h3 { font-size: 72px; }
  .cls-meta > div { padding: 2px 12px; }
  .cls-meta b { font-size: 16px; }
  .skills { gap: 10px; }
  .skill { width: 54px; height: 62px; }
  .skill span { font-size: 21px; }
  .bars { grid-template-columns: minmax(0, 1fr); }
  .feat-card { flex-basis: 78vw; height: 460px; }
  .feat-card:nth-child(even) { margin-top: 24px; }
  .feat-cap { padding: 0 20px 50px; }
  .feat-cap h3 { font-size: 36px; }
  .feat-cap p { max-height: none; opacity: 1; font-size: 13px; }
  .videos-sec { padding-top: 110px; }
  .vf-play { width: 68px; height: 68px; margin: -46px 0 0 -34px; }
  .vf-play svg { width: 28px; height: 28px; margin-left: 5px; }
  .vf-play::before, .vf-play::after { inset: -8px; }
  .vf-info { left: 16px; bottom: 12px; }
  .vf-info b { font-size: 17px; }
  .block { padding: 22px 16px; }
  .class-mini { grid-template-columns: 1fr; }
  .btn-lg { min-width: 0; width: 100%; font-size: 20px; }
  .dl-buttons { padding: 0 10px; } .dl-buttons .btn { width: 100%; }
  .footer-info { flex-direction: column; gap: 2px; }
  .age { flex-direction: column; text-align: center; }
  .spec-table { min-width: 0; font-size: 13px; }
  .spec-table th, .spec-table td { padding: 9px 8px; }
  .spec-table tbody th { width: auto; }
}
.cls-stage:not(.in) .bar-track i { width: 0; }

/* v3.1 painted portraits: per-class framing (wide figures padded to 3:4) */
.cls-pane[data-pane="mage"] .cls-portrait img { height: 116%; }
.cls-pane[data-pane="taoist"] .cls-portrait img { height: 104%; }
@media (max-width: 960px) {
  .cls-portrait { height: auto; margin-top: -18%; margin-bottom: -10px; }
  .cls-portrait img, .cls-pane[data-pane] .cls-portrait img { height: auto; width: 100%; max-width: 560px; }
  .cls-pane[data-pane="mage"] .cls-portrait img { width: 112%; max-width: 620px; }
}
/* transparent character portraits used as video posters / thumbs */
.vt-img img[src*="char-"], .vf-poster[src*="char-"] { object-fit: contain; object-position: center 85%;
  background: radial-gradient(ellipse at 50% 75%, rgba(212,20,28,.55), transparent 65%), #120304 url("../img/keyart.webp") center / cover; }
.vt-img img[src*="char-"] { object-position: center 70%; transform: scale(1.35); transform-origin: 50% 65%; }
.video-thumb:hover .vt-img img[src*="char-"] { transform: scale(1.5); }