/* 一起看tv · 黑红午夜影院 Cinema Noir（色板取自APP图集） */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #f5f5f7;
    background: #0d0d10;
    line-height: 1.75;
    overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ol, ul { list-style: none; }
.wp4x { width: 1200px; margin: 0 auto; }
.tt9 { font-size: 19px; font-weight: 800; color: #f5f5f7; }
.ds9 { font-size: 14.5px; color: #9b9ba3; }
.lk5 { color: #ff5a4d; font-weight: 800; border-bottom: 2px solid rgba(255,90,77,.45); }

/* ===== 头部 ===== */
.hd9n {
    position: fixed; top: 0; left: 0; right: 0; z-index: 90;
    background: rgba(13,13,16,.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255,59,52,.22);
    transition: background .3s, box-shadow .3s;
}
.hd9n.sc { background: rgba(13,13,16,.97); box-shadow: 0 10px 30px rgba(0,0,0,.6); }
.hd9n .wp4x { display: flex; align-items: center; height: 82px; }
.lg3r { display: flex; align-items: center; gap: 11px; }
.lg3r img { width: 46px; height: 46px; border-radius: 13px; border: 1px solid rgba(255,255,255,.14); }
.lg3r span { font-size: 21px; font-weight: 900; color: #f5f5f7; display: flex; flex-direction: column; line-height: 1.15; }
.lg3r i { font-style: normal; font-size: 9.5px; letter-spacing: 2px; color: #ff5a4d; font-weight: 700; }
.nv6x { display: flex; gap: 32px; margin-left: 50px; }
.nv6x a { font-size: 16px; font-weight: 600; color: #b8b8c0; position: relative; padding: 4px 0; }
.nv6x a::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 0; height: 3px; background: #ff3b34; transition: width .25s; }
.nv6x a:hover { color: #fff; }
.nv6x a:hover::after { width: 100%; }
.hr2m { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.gx7w {
    background: linear-gradient(180deg, #ff5142, #e0231a);
    color: #fff; font-weight: 800; font-size: 15px;
    padding: 11px 25px; border-radius: 10px;
    box-shadow: 0 6px 18px rgba(255,59,52,.35), inset 0 1px 0 rgba(255,255,255,.25);
    transition: transform .15s, box-shadow .15s;
}
.gx7w:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(255,59,52,.5), inset 0 1px 0 rgba(255,255,255,.25); }
.mb5c { display: none; border: 1px solid rgba(255,255,255,.2); background: #1c1c22; color: #ff5a4d; width: 42px; height: 42px; border-radius: 10px; font-size: 20px; cursor: pointer; }
.mm8j { display: none; }

/* ===== Hero ===== */
.he7v { position: relative; padding: 158px 0 96px; overflow: hidden; background: #0d0d10; }
.tri-bg {
    position: absolute; top: 0; right: 0; width: 56%; height: 100%;
    background:
        linear-gradient(135deg, rgba(122,20,32,.55) 0%, rgba(58,10,16,.25) 45%, transparent 70%),
        repeating-linear-gradient(135deg, rgba(255,59,52,.07) 0 2px, transparent 2px 46px);
    clip-path: polygon(28% 0, 100% 0, 100% 100%, 0 100%, 18% 62%, 8% 52%, 20% 40%, 6% 24%);
}
.he7v .wp4x { display: flex; align-items: center; gap: 54px; position: relative; z-index: 2; }
.hl6q { flex: 1.05; }
.hb3m {
    display: inline-flex; align-items: center; gap: 9px;
    background: rgba(255,59,52,.1); border: 1px solid rgba(255,59,52,.4);
    color: #ff7a70; font-weight: 800; font-size: 12.5px; letter-spacing: 1.5px;
    padding: 8px 18px; border-radius: 999px; margin-bottom: 26px;
}
.rec-dot { width: 9px; height: 9px; border-radius: 50%; background: #ff3b34; animation: rec 1.4s ease-in-out infinite; }
@keyframes rec { 0%,100% { box-shadow: 0 0 0 0 rgba(255,59,52,.6); } 50% { box-shadow: 0 0 0 7px rgba(255,59,52,0); } }
h1 { font-size: 56px; line-height: 1.24; font-weight: 900; color: #fff; letter-spacing: 1px; }
h1 em {
    font-style: normal; color: #fff;
    background: linear-gradient(180deg, #ff5142, #d81f16);
    display: inline-block; margin: 10px 0 2px;
    padding: 2px 14px 6px; border-radius: 8px;
    box-shadow: 0 6px 20px rgba(255,59,52,.35);
    white-space: nowrap;
}
.hd4x { margin: 28px 0 32px; font-size: 17px; color: #a8a8b2; max-width: 560px; }
.hc2p { display: flex; gap: 16px; flex-wrap: wrap; }
.mbtn {
    display: inline-flex; align-items: center; gap: 9px;
    background: linear-gradient(180deg, #ff5142, #e0231a);
    color: #fff; font-size: 19px; font-weight: 900;
    padding: 17px 38px; border-radius: 12px;
    box-shadow: 0 8px 24px rgba(255,59,52,.4), inset 0 1px 0 rgba(255,255,255,.28);
    transition: transform .15s, box-shadow .15s;
}
.mbtn:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(255,59,52,.55), inset 0 1px 0 rgba(255,255,255,.28); }
.pbtn {
    display: inline-flex; align-items: center; gap: 7px;
    background: #17171c; color: #e8e8ee; font-weight: 800; font-size: 16px;
    padding: 15px 26px; border-radius: 12px; border: 1px solid #2e2e36;
    transition: border-color .2s, background .2s;
}
.pbtn:hover { border-color: #ff3b34; background: #1d1416; }
.hx4k { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }
.hx4k li {
    background: #17171c; border: 1px solid #2a2a31; border-radius: 10px;
    padding: 10px 17px; font-size: 13px; color: #9b9ba3; font-weight: 600;
}
.hx4k b { color: #ff5a4d; font-size: 16px; font-weight: 900; margin-right: 3px; }

/* hero 右：宽屏电视 + 胶片条 + 票根 */
.hr8n { flex: .95; position: relative; display: flex; flex-direction: column; align-items: center; padding: 20px 0 30px; }
.tvset {
    position: relative; width: 400px;
    background: linear-gradient(180deg, #23232a, #121216);
    border: 2px solid #34343d; border-radius: 18px;
    padding: 16px 16px 14px;
    box-shadow: 0 30px 60px rgba(0,0,0,.65), 0 0 0 8px rgba(255,59,52,.05);
}
.tv-led {
    position: absolute; right: 20px; top: 6px;
    display: flex; align-items: center; gap: 5px;
    font-size: 9px; font-weight: 800; letter-spacing: 1.5px; color: #6e6e78;
}
.tv-led i { width: 6px; height: 6px; border-radius: 50%; background: #ff3b34; box-shadow: 0 0 8px #ff3b34; animation: rec 1.6s ease-in-out infinite; }
.tv-scr {
    position: relative; border-radius: 8px; overflow: hidden;
    background: #000; border: 1px solid #000;
    aspect-ratio: 9 / 12.6; max-height: 470px;
}
.tv-scr img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.tv-play {
    position: absolute; left: 50%; top: 42%; transform: translate(-50%,-50%);
    width: 72px; height: 72px; border-radius: 50%;
    background: rgba(255,59,52,.9); border: 3px solid rgba(255,255,255,.85);
    display: flex; align-items: center; justify-content: center;
    font-size: 32px; color: #fff;
    box-shadow: 0 8px 26px rgba(255,59,52,.5);
    animation: playpulse 2.6s ease-in-out infinite;
}
@keyframes playpulse { 0%,100% { transform: translate(-50%,-50%) scale(1); } 50% { transform: translate(-50%,-50%) scale(1.08); } }
.tv-foot { display: flex; justify-content: center; gap: 26px; padding-top: 12px; }
.tv-foot span { width: 34px; height: 4px; border-radius: 4px; background: #2e2e36; }
.film-strip {
    width: 470px; margin-top: 18px;
    background: #050507; border: 1px solid #26262d; border-radius: 6px;
    padding: 8px 14px;
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.film-strip span { width: 14px; height: 12px; border-radius: 3px; background: #2c2c34; }
.film-strip b { font-size: 10px; letter-spacing: 3px; color: #5a5a64; font-weight: 800; padding: 0 6px; }
.tk-float {
    position: absolute; left: -8px; bottom: 86px;
    display: flex; align-items: stretch;
    filter: drop-shadow(0 12px 24px rgba(0,0,0,.5));
    animation: tktilt 4s ease-in-out infinite;
}
@keyframes tktilt { 0%,100% { transform: rotate(-4deg); } 50% { transform: rotate(0deg); } }
.tk-cut { width: 18px; background: #0d0d10; position: relative; border-radius: 6px 0 0 6px; }
.tk-cut::before, .tk-cut::after {
    content: ""; position: absolute; left: -9px; width: 18px; height: 18px; border-radius: 50%;
    background: #0d0d10; border: 1px solid #2e2e36;
}
.tk-cut::before { top: -9px; } .tk-cut::after { bottom: -9px; }
.tk-body {
    background: linear-gradient(180deg, #ff5142, #d81f16);
    border-radius: 0 12px 12px 0; padding: 14px 20px 14px 16px;
    display: flex; flex-direction: column; gap: 1px;
    border: 1px solid rgba(255,255,255,.25); border-left: 2px dashed rgba(255,255,255,.55);
}
.tk-body i { font-size: 22px; color: #fff; }
.tk-body b { font-size: 15px; color: #fff; }
.tk-body span { font-size: 11px; color: rgba(255,255,255,.82); font-weight: 600; }

/* ===== 模块 ===== */
.bk5z { padding: 92px 0; }
.dark2 { background: #121216; border-top: 1px solid #1f1f25; border-bottom: 1px solid #1f1f25; }
.st8b {
    text-align: center; font-size: 33px; font-weight: 900; color: #fff;
    margin-bottom: 54px; display: flex; align-items: center; justify-content: center; gap: 16px;
}
.st8b::before, .st8b::after { content: ""; width: 52px; height: 3px; background: linear-gradient(90deg, transparent, #ff3b34); border-radius: 3px; }
.st8b::after { background: linear-gradient(90deg, #ff3b34, transparent); }

/* ===== 展示：胶片帧 ===== */
.sh3k { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.fr4m {
    background: #050507; border: 1px solid #26262d; border-radius: 8px;
    padding: 10px 10px 0;
    transition: transform .25s, box-shadow .25s, border-color .25s;
}
.fr4m:hover { transform: translateY(-8px); border-color: rgba(255,59,52,.5); box-shadow: 0 22px 40px rgba(0,0,0,.55), 0 0 30px rgba(255,59,52,.12); }
.fr-h, .fr-f { display: flex; justify-content: space-between; padding: 4px 2px; }
.fr-h span, .fr-f span { width: 13px; height: 11px; border-radius: 2.5px; background: #2c2c34; }
.fr4m img { width: 100%; height: 352px; object-fit: cover; border-radius: 3px; }
.fr4m figcaption { padding: 14px 6px 18px; }
.fr4m figcaption b { display: block; font-size: 14px; color: #ff5a4d; letter-spacing: .5px; margin-bottom: 5px; }
.fr4m figcaption { font-size: 12.5px; color: #8e8e96; }

/* ===== 优势 ===== */
.ad6q { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.ad-it {
    position: relative;
    background: #17171c; border: 1px solid #28282f; border-radius: 16px;
    padding: 34px 28px 30px; overflow: hidden;
    transition: transform .22s, border-color .22s;
}
.ad-it::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px; background: linear-gradient(90deg, #ff3b34, transparent 70%); }
.ad-it:hover { transform: translateY(-6px); border-color: rgba(255,59,52,.45); }
.ad-no { position: absolute; right: 22px; top: 18px; font-size: 13px; font-weight: 900; color: #3a3a43; letter-spacing: 1px; }
.ad-ic {
    width: 60px; height: 60px; border-radius: 14px;
    background: linear-gradient(180deg, rgba(255,59,52,.18), rgba(224,35,26,.1));
    border: 1px solid rgba(255,59,52,.4);
    display: flex; align-items: center; justify-content: center;
    font-size: 28px; color: #ff5a4d; margin-bottom: 16px;
}
.ad-it .tt9 { margin-bottom: 8px; }

/* ===== 流程：票根连排 ===== */
.bp7m { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.bp7m li {
    position: relative;
    background: #17171c; border: 1px solid #2c2c34; border-radius: 14px;
    padding: 28px 24px 30px;
}
.bp7m li + li::before {
    content: ""; position: absolute; left: -15px; top: 50%; transform: translateY(-50%);
    width: 0; height: 0;
    border-top: 8px solid transparent; border-bottom: 8px solid transparent;
    border-left: 12px solid #ff3b34; z-index: 2;
}
.tk-no {
    display: inline-block; font-size: 11px; font-weight: 900; letter-spacing: 2px;
    color: #fff; background: linear-gradient(180deg, #ff5142, #d81f16);
    padding: 5px 13px; border-radius: 999px; margin-bottom: 16px;
}
.tk-ic {
    width: 54px; height: 54px; border-radius: 13px;
    background: #0d0d10; border: 1px dashed rgba(255,90,77,.5);
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; color: #ff5a4d; margin-bottom: 14px;
}
.bp7m .tt9 { margin-bottom: 6px; }

/* ===== 资讯 ===== */
.nw4q { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.nw-it {
    background: #17171c; border: 1px solid #28282f; border-radius: 16px;
    padding: 28px 26px 24px;
    transition: transform .22s, border-color .22s;
}
.nw-it:hover { transform: translateY(-6px); border-color: rgba(255,59,52,.4); }
.nw-k {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 12.5px; font-weight: 800;
    color: #ff7a70; background: rgba(255,59,52,.1);
    border: 1px solid rgba(255,59,52,.3);
    padding: 5px 13px; border-radius: 999px; margin-bottom: 15px;
}
.nw-it .tt9 { margin-bottom: 10px; font-size: 17.5px; line-height: 1.55; }
.nw-dt { margin-top: 16px; font-size: 12px; font-weight: 700; color: #6e6e78; letter-spacing: 1px; }

/* ===== FAQ ===== */
.fa9z { max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 14px; }
.fa5m {
    background: #17171c; border: 1px solid #28282f; border-radius: 14px;
    overflow: hidden;
}
.fq-h { display: flex; align-items: center; gap: 16px; padding: 20px 24px; cursor: pointer; }
.fq-q {
    flex: none;
    background: linear-gradient(180deg, #ff5142, #d81f16); color: #fff;
    font-size: 13px; font-weight: 900;
    padding: 7px 13px; border-radius: 9px;
}
.fq-h b { flex: 1; font-size: 16.5px; color: #f0f0f4; font-weight: 700; }
.fq-h > i { flex: none; font-size: 22px; color: #ff5a4d; transition: transform .3s; }
.fa5m.tk-op .fq-h > i { transform: rotate(45deg); }
.fq-b { max-height: 0; overflow: hidden; transition: max-height .35s ease; }
.fq-b .ds9 { padding: 0 24px 22px 78px; }

/* ===== 评价 ===== */
.sy6k { column-count: 3; column-gap: 24px; }
.sy-it {
    break-inside: avoid; margin-bottom: 24px;
    position: relative;
    background: #17171c; border: 1px solid #28282f; border-radius: 16px;
    padding: 28px 24px 20px;
}
.sy-it::before { content: ""; position: absolute; left: 0; top: 0; width: 4px; height: 100%; background: linear-gradient(180deg, #ff3b34, transparent 80%); border-radius: 4px 0 0 4px; }
.sy-q {
    width: 40px; height: 40px; border-radius: 12px;
    background: rgba(255,59,52,.12); border: 1px solid rgba(255,59,52,.35);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; color: #ff5a4d; margin-bottom: 12px;
}
.sy-it .ds9 { font-size: 14.5px; color: #c8c8d0; line-height: 1.9; }
.sy-f { display: flex; align-items: center; gap: 10px; margin-top: 16px; padding-top: 14px; border-top: 1px dashed #2c2c34; }
.sy-a {
    width: 38px; height: 38px; border-radius: 50%;
    background: linear-gradient(180deg, #ff5142, #c81d14);
    color: #fff; font-size: 15px; font-weight: 900;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid rgba(255,255,255,.18);
}
.sy-f b { font-size: 14px; color: #e8e8ee; }
.sy-f time { margin-left: auto; font-size: 11px; color: #6e6e78; white-space: nowrap; }

/* ===== CTA：深红三角纹 ===== */
.ct5x { position: relative; padding: 110px 0 96px; overflow: hidden; background: #0d0d10; }
.ct-tri {
    position: absolute; inset: 0;
    background:
        linear-gradient(180deg, rgba(122,20,32,.5), rgba(30,6,10,.65)),
        repeating-linear-gradient(135deg, rgba(255,59,52,.09) 0 3px, transparent 3px 54px);
    clip-path: polygon(0 0, 100% 0, 88% 30%, 100% 58%, 82% 100%, 0 100%, 12% 64%, 0 30%);
}
.ct-in { position: relative; z-index: 2; text-align: center; }
.ct-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,59,52,.12); border: 1px solid rgba(255,90,77,.5);
    border-radius: 999px; padding: 8px 22px;
    font-size: 13px; font-weight: 800; letter-spacing: 2px; color: #ff8a80;
    margin-bottom: 26px;
}
.ct-t { font-size: 43px; font-weight: 900; line-height: 1.45; color: #fff; }
.ct-t em { font-style: normal; background: linear-gradient(180deg, #ff5142, #d81f16); padding: 2px 14px 6px; border-radius: 8px; }
.ct-d { margin: 18px 0 36px; font-size: 16px; color: #b0b0ba; }
.ct-btn {
    display: inline-flex; align-items: center; gap: 10px;
    background: linear-gradient(180deg, #ff5142, #e0231a);
    color: #fff; font-size: 20px; font-weight: 900;
    padding: 19px 50px; border-radius: 12px;
    box-shadow: 0 10px 30px rgba(255,59,52,.45), inset 0 1px 0 rgba(255,255,255,.28);
    transition: transform .15s, box-shadow .15s;
}
.ct-btn:hover { transform: translateY(-3px); box-shadow: 0 14px 36px rgba(255,59,52,.6), inset 0 1px 0 rgba(255,255,255,.28); }

/* ===== 页脚 ===== */
.ft6v { background: #08080b; border-top: 1px solid #1c1c22; padding: 44px 0 32px; }
.ft-row { display: flex; align-items: center; justify-content: space-between; }
.ft-lg { display: flex; align-items: center; gap: 11px; color: #fff; font-size: 19px; font-weight: 900; }
.ft-lg img { width: 38px; height: 38px; border-radius: 11px; }
.ft-nv { display: flex; gap: 28px; }
.ft-nv a { font-size: 14px; color: #9b9ba3; }
.ft-nv a:hover { color: #ff5a4d; }
.ft-ln { border-top: 1px dashed #26262d; margin: 24px 0 16px; }
.ft-cp { font-size: 12.5px; text-align: center; color: #6e6e78; }

/* 入场 */
.rv { opacity: 0; transition: opacity .6s ease; }
.rv-in { opacity: 1; }

/* ===== 移动端 768 ===== */
@media (max-width: 768px) {
    .wp4x { width: 100%; padding: 0 18px; }
    .hd9n .wp4x { height: 66px; }
    .lg3r img { width: 38px; height: 38px; }
    .lg3r span { font-size: 17px; }
    .lg3r i { font-size: 9px; letter-spacing: 1px; }
    .nv6x, .gx7w { display: none; }
    .mb5c { display: flex; align-items: center; justify-content: center; }
    .mm8j {
        display: flex; flex-direction: column;
        max-height: 0; overflow: hidden;
        background: #121216; border-bottom: 0 solid #2c2c34;
        transition: max-height .35s, border-width .35s;
    }
    .mm8j.mm-tv { max-height: 430px; border-bottom-width: 1px; }
    .mm8j a { padding: 14px 22px; font-size: 15px; font-weight: 700; color: #b8b8c0; }
    .mm8j a:last-child {
        margin: 8px 18px 16px; text-align: center;
        background: linear-gradient(180deg, #ff5142, #e0231a); color: #fff;
        border-radius: 10px; padding: 14px; font-weight: 800;
    }
    .he7v { padding: 104px 0 54px; }
    .tri-bg { width: 100%; opacity: .6; clip-path: polygon(0 0, 100% 0, 100% 46%, 0 72%); }
    .he7v .wp4x { flex-direction: column; gap: 40px; }
    h1 { font-size: 35px; }
    .hd4x { font-size: 15px; }
    .hc2p { flex-direction: column; align-items: stretch; }
    .mbtn { width: 100%; justify-content: center; font-size: 18px; padding: 16px 24px; }
    .pbtn { justify-content: center; }
    .hx4k li { padding: 8px 13px; font-size: 12px; }
    .hr8n { width: 100%; }
    .tvset { width: 258px; padding: 12px; }
    .tv-scr { max-height: 380px; }
    .film-strip { width: calc(100% - 10px); }
    .tk-float { left: 4px; bottom: 70px; transform: scale(.86); transform-origin: left bottom; animation: none; }
    .bk5z { padding: 64px 0; }
    .st8b { font-size: 26px; margin-bottom: 38px; gap: 10px; }
    .st8b::before, .st8b::after { width: 28px; }
    .sh3k { display: flex; overflow-x: auto; gap: 16px; padding: 10px 4px 20px; scroll-snap-type: x mandatory; }
    .fr4m { flex: 0 0 70%; scroll-snap-align: center; }
    .fr4m img { height: 330px; }
    .ad6q { grid-template-columns: 1fr; gap: 16px; }
    .ad-it { padding: 26px 22px; }
    .bp7m { grid-template-columns: 1fr; gap: 22px; }
    .bp7m li + li::before {
        left: 50%; top: -17px; transform: translateX(-50%) rotate(90deg);
    }
    .nw4q { grid-template-columns: 1fr; gap: 16px; }
    .fq-h { padding: 16px 18px; gap: 12px; }
    .fq-h b { font-size: 15px; }
    .fq-b .ds9 { padding: 0 18px 20px; }
    .sy6k { column-count: 1; }
    .sy-f time { font-size: 10px; }
    .ct-t { font-size: 28px; }
    .ct-btn { width: 90%; justify-content: center; font-size: 18px; padding: 17px 24px; }
    .ft-row { flex-direction: column; gap: 20px; }
    .ft-nv { flex-wrap: wrap; justify-content: center; gap: 16px 22px; }
}