:root {
  --bg: #070a10;
  --bg-soft: #0c111a;
  --panel: rgba(18, 25, 37, 0.84);
  --panel-strong: #111824;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(225, 190, 109, 0.30);
  --text: #f4f6f8;
  --muted: #9aa5b4;
  --gold: #e1be6d;
  --gold-soft: #b48a3a;
  --blue: #63a9ff;
  --green: #5ed3a2;
  --red: #ff7078;
  --shell: 1240px;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    var(--bg);
  background-size: 42px 42px;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7,10,16,.15), rgba(7,10,16,.72));
  z-index: -2;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: min(calc(100% - 40px), var(--shell)); margin: 0 auto; }

.page-glow { position: fixed; border-radius: 50%; filter: blur(100px); opacity: .14; pointer-events: none; z-index: -1; }
.page-glow--one { width: 540px; height: 540px; background: var(--gold); top: -180px; left: -180px; }
.page-glow--two { width: 620px; height: 620px; background: var(--blue); right: -260px; top: 460px; opacity: .10; }

.topbar { position: sticky; top: 0; z-index: 50; background: rgba(7,10,16,.82); backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.topbar__inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand__mark { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; color: #080b10; font-size: 23px; font-weight: 900; background: linear-gradient(145deg, #f0d690, #b28332); box-shadow: inset 0 0 0 1px rgba(255,255,255,.35); }
.brand__copy { display: grid; gap: 2px; }
.brand__copy strong { letter-spacing: .12em; font-size: 18px; }
.brand__copy small { color: var(--muted); letter-spacing: .14em; font-size: 10px; }
.nav { display: flex; align-items: center; gap: 28px; color: #c9d0da; font-size: 14px; }
.nav a { position: relative; padding: 29px 0 26px; transition: color .2s ease; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 20px; height: 2px; background: var(--gold); transition: right .25s ease; }
.nav a:hover { color: white; }
.nav a:hover::after { right: 0; }
.topbar__badge { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px; color: #cbd3de; font-size: 13px; background: rgba(255,255,255,.025); }
.topbar__badge span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px rgba(94,211,162,.08); }

.hero { min-height: 760px; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 64px; padding-top: 76px; padding-bottom: 86px; }
.eyebrow { display: inline-flex; align-items: center; gap: 11px; color: #ced5de; font-size: 13px; letter-spacing: .09em; text-transform: uppercase; }
.eyebrow__dot { width: 8px; height: 8px; border: 1px solid var(--gold); transform: rotate(45deg); }
.hero h1 { margin: 25px 0 0; font-size: clamp(44px, 5vw, 72px); line-height: 1.08; letter-spacing: -.045em; font-weight: 640; }
.hero h1 span { color: var(--gold); }
.hero__lead { max-width: 660px; margin: 28px 0 0; color: var(--muted); font-size: 17px; line-height: 1.95; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 35px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; border-radius: 13px; padding: 0 22px; border: 1px solid transparent; font-size: 14px; font-weight: 700; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button--primary { color: #0b0e13; background: linear-gradient(145deg, #f0d690, #bd9140); box-shadow: 0 14px 40px rgba(180,138,58,.18); }
.button--ghost { color: #e7ebf0; border-color: var(--line); background: rgba(255,255,255,.025); }
.button--ghost:hover { border-color: var(--line-strong); }
.hero__metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 46px; }
.metric { border-top: 1px solid var(--line); padding-top: 18px; }
.metric strong { display: block; font-size: 28px; color: white; }
.metric span { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }

.contact-banner {
  margin-top: 24px;
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  background: rgba(225,190,109,.06);
}
.contact-banner span {
  color: var(--muted);
  font-size: 13px;
}
.contact-banner strong {
  color: var(--gold);
  font-size: 18px;
  letter-spacing: .04em;
}

.window-frame { overflow: hidden; border: 1px solid rgba(255,255,255,.13); border-radius: 18px; background: #0b1017; box-shadow: 0 35px 90px rgba(0,0,0,.38); }
.window-frame--hero { transform: perspective(1200px) rotateY(-3deg) rotateX(1deg); }
.window-frame__bar { min-height: 48px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 18px; padding: 0 16px; color: #aab4c2; font-size: 12px; background: linear-gradient(180deg, #151d29, #0d131c); border-bottom: 1px solid var(--line); }
.window-frame__bar b { color: var(--green); font-size: 10px; letter-spacing: .14em; }
.window-frame__dots { display: flex; gap: 6px; }
.window-frame__dots i { width: 8px; height: 8px; border-radius: 50%; background: #637083; }
.window-frame__dots i:first-child { background: var(--red); }
.window-frame__dots i:nth-child(2) { background: var(--gold); }
.window-frame__dots i:nth-child(3) { background: var(--green); }
.image-button { position: relative; display: block; width: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.image-button img { width: 100%; height: auto; }
.hero__visual { position: relative; }
.visual-tags { position: absolute; inset: 48px 0 0; pointer-events: none; }
.visual-tag { position: absolute; padding: 8px 11px; color: #f1f3f6; font-size: 11px; border: 1px solid rgba(225,190,109,.52); border-radius: 8px; background: rgba(8,11,16,.86); box-shadow: 0 8px 24px rgba(0,0,0,.28); }
.visual-tag::after { content: ""; position: absolute; height: 1px; width: 34px; background: rgba(225,190,109,.55); top: 50%; }
.visual-tag--radar { left: 14px; top: 20px; }
.visual-tag--radar::after, .visual-tag--team::after { left: 100%; }
.visual-tag--score { left: 44%; top: 5px; }
.visual-tag--score::after { top: 100%; left: 50%; width: 1px; height: 26px; }
.visual-tag--team { left: 12px; top: 53%; }
.visual-tag--spectator { right: 10px; bottom: 22px; }
.visual-tag--spectator::after { right: 100%; }

.dual-product { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; padding-bottom: 92px; }
.product-card { position: relative; min-height: 260px; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(22,31,44,.90), rgba(12,17,26,.90)); }
.product-card::before { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; right: -100px; top: -130px; filter: blur(2px); opacity: .13; }
.product-card--ui::before { background: var(--blue); }
.product-card--security::before { background: var(--gold); }
.product-card__number { position: absolute; right: 25px; top: 18px; color: rgba(255,255,255,.045); font-size: 86px; font-weight: 900; letter-spacing: -.08em; }
.product-card__label { color: var(--gold); font-size: 11px; letter-spacing: .18em; }
.product-card--ui .product-card__label { color: var(--blue); }
.product-card h2 { margin: 12px 0 8px; font-size: 29px; }
.product-card p { max-width: 480px; margin: 0; color: var(--muted); line-height: 1.8; }
.product-card a { display: inline-flex; align-items: center; gap: 10px; width: fit-content; color: #e7ebf1; font-size: 13px; }
.product-card a span { color: var(--gold); }

.section { padding-top: 110px; padding-bottom: 110px; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 50px; margin-bottom: 46px; }
.section-heading__index { color: var(--gold); font-size: 11px; letter-spacing: .22em; }
.section-heading h2 { margin: 12px 0 0; font-size: clamp(34px, 4vw, 54px); letter-spacing: -.035em; }
.section-heading p { max-width: 500px; margin: 0; color: var(--muted); line-height: 1.8; }

.gallery { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.gallery-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(14,20,30,.82); transition: transform .25s ease, border-color .25s ease; }
.gallery-card:hover { transform: translateY(-5px); border-color: var(--line-strong); }
.gallery-card--wide { grid-column: span 2; }
.gallery-card__image { overflow: hidden; background: #05070b; }
.gallery-card__image img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .5s ease; }
.gallery-card--wide .gallery-card__image img { aspect-ratio: 2.05 / 1; }
.gallery-card:hover .gallery-card__image img { transform: scale(1.018); }
.gallery-card__zoom { position: absolute; right: 14px; bottom: 14px; padding: 8px 10px; border-radius: 8px; color: white; font-size: 11px; border: 1px solid rgba(255,255,255,.14); background: rgba(6,9,14,.78); opacity: 0; transform: translateY(4px); transition: opacity .2s ease, transform .2s ease; }
.gallery-card:hover .gallery-card__zoom { opacity: 1; transform: translateY(0); }
.gallery-card__body { padding: 23px 24px 26px; }
.gallery-card__meta { display: flex; justify-content: space-between; color: var(--gold); font-size: 11px; letter-spacing: .14em; }
.gallery-card__meta b { color: #657184; }
.gallery-card h3 { margin: 12px 0 8px; font-size: 22px; }
.gallery-card p { margin: 0; color: var(--muted); line-height: 1.8; }

.section--security { position: relative; overflow: hidden; background: linear-gradient(180deg, #0b1018, #080b11); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--security::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 70% 15%, rgba(225,190,109,.09), transparent 34%); pointer-events: none; }
.section-heading--light { position: relative; }
.security-showcase { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 48px; }
.security-showcase__copy h3 { margin: 22px 0 15px; font-size: 34px; line-height: 1.25; }
.security-showcase__copy > p { margin: 0; color: var(--muted); line-height: 1.9; }
.status-pill { display: inline-flex; align-items: center; gap: 10px; padding: 8px 12px; border: 1px solid rgba(94,211,162,.22); border-radius: 999px; color: var(--green); font-size: 12px; background: rgba(94,211,162,.06); }
.status-pill i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px rgba(94,211,162,.08); }
.security-pipeline { display: grid; grid-template-columns: repeat(7, auto); align-items: center; justify-content: start; gap: 8px; margin-top: 32px; }
.security-pipeline div { min-width: 75px; padding: 12px 10px; text-align: center; border: 1px solid var(--line); border-radius: 10px; background: rgba(255,255,255,.025); }
.security-pipeline b, .security-pipeline span { display: block; }
.security-pipeline b { color: var(--gold); font-size: 11px; }
.security-pipeline span { margin-top: 4px; color: #d8dee7; font-size: 11px; }
.security-pipeline > i { color: #596575; font-style: normal; }
.security-grid { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 52px; }
.security-card { min-height: 210px; padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.025); }
.security-card--wide { grid-column: span 2; min-height: auto; }
.security-card > span { color: var(--gold); font-size: 11px; letter-spacing: .16em; }
.security-card h3 { margin: 18px 0 10px; font-size: 19px; }
.security-card p { margin: 0; color: var(--muted); line-height: 1.8; }

.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.feature-item { display: grid; grid-template-columns: 105px 1fr; gap: 24px; min-height: 175px; padding: 30px 26px 28px 0; border-bottom: 1px solid var(--line); }
.feature-item:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 34px; }
.feature-item:nth-child(even) { padding-left: 34px; }
.feature-item > span { color: var(--gold); font-size: 11px; letter-spacing: .12em; }
.feature-item h3 { margin: 0 0 9px; font-size: 20px; }
.feature-item p { margin: 0; color: var(--muted); line-height: 1.75; }


.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(21,29,41,.92), rgba(12,17,25,.92));
}
.contact-panel__label {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: .20em;
}
.contact-panel h3 {
  margin: 12px 0 10px;
  font-size: clamp(34px, 4vw, 52px);
  letter-spacing: -.03em;
}
.contact-panel p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

.closing { margin-top: 20px; margin-bottom: 110px; min-height: 260px; display: flex; align-items: center; justify-content: space-between; gap: 34px; padding: 48px; border: 1px solid var(--line-strong); border-radius: 26px; background: radial-gradient(circle at 80% 20%, rgba(225,190,109,.12), transparent 30%), linear-gradient(145deg, #151d29, #0c1119); }
.closing span { color: var(--gold); font-size: 11px; letter-spacing: .20em; }
.closing h2 { max-width: 800px; margin: 14px 0 0; font-size: clamp(30px, 4vw, 48px); letter-spacing: -.03em; }
.footer { border-top: 1px solid var(--line); background: #05070b; }
.footer__inner { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer p { color: var(--muted); font-size: 13px; }
.brand--footer .brand__mark { width: 38px; height: 38px; font-size: 19px; }

.lightbox { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 28px; }
.lightbox[hidden] { display: none; }
.lightbox__backdrop { position: absolute; inset: 0; border: 0; background: rgba(2,4,7,.91); backdrop-filter: blur(12px); cursor: zoom-out; }
.lightbox img { position: relative; z-index: 1; max-width: min(94vw, 1500px); max-height: 89vh; object-fit: contain; border: 1px solid rgba(255,255,255,.16); border-radius: 13px; box-shadow: 0 30px 100px rgba(0,0,0,.7); }
.lightbox__close { position: fixed; z-index: 2; top: 18px; right: 22px; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; color: white; background: rgba(12,16,23,.9); font-size: 28px; cursor: pointer; }
body.lightbox-open { overflow: hidden; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.reveal--delay { transition-delay: .12s; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .nav { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 48px; padding-top: 70px; }
  .hero__copy { max-width: 800px; }
  .window-frame--hero { transform: none; }
  .security-showcase { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .security-card--wide { grid-column: span 2; }
}

@media (max-width: 760px) {
  .shell { width: min(calc(100% - 24px), var(--shell)); }
  .topbar__badge { display: none; }
  .topbar__inner { min-height: 68px; }
  .hero { padding-top: 54px; padding-bottom: 65px; }
  .hero h1 { font-size: 41px; }
  .hero__metrics { grid-template-columns: 1fr; }
  .dual-product { grid-template-columns: 1fr; padding-bottom: 50px; }
  .section { padding-top: 72px; padding-bottom: 72px; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 22px; }
  .gallery { grid-template-columns: 1fr; }
  .gallery-card--wide { grid-column: auto; }
  .gallery-card--wide .gallery-card__image img, .gallery-card__image img { aspect-ratio: 16 / 10; }
  .security-grid { grid-template-columns: 1fr; }
  .security-card--wide { grid-column: auto; }
  .security-pipeline { grid-template-columns: 1fr 1fr; }
  .security-pipeline > i { display: none; }
  .feature-list { grid-template-columns: 1fr; }
  .feature-item, .feature-item:nth-child(odd), .feature-item:nth-child(even) { grid-template-columns: 76px 1fr; padding: 25px 0; border-right: 0; }
  .contact-panel { display: block; padding: 24px; }
  .contact-panel .button { margin-top: 22px; }
  .closing { display: block; padding: 32px 24px; }
  .closing .button { margin-top: 28px; }
  .footer__inner { min-height: 150px; flex-direction: column; align-items: flex-start; justify-content: center; }
  .visual-tags { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}


.ui-slider { margin-bottom: 28px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(20,28,40,.92), rgba(10,15,23,.92)); }
.ui-slider__viewport { position: relative; min-height: 0; border-radius: 18px; overflow: hidden; background: #05070b; aspect-ratio: 16 / 9; }
.ui-slider__slide { position: absolute; inset: 0; opacity: 0; pointer-events: none; transition: opacity .45s ease; }
.ui-slider__slide.is-active { opacity: 1; pointer-events: auto; }
.ui-slider__slide img { width: 100%; height: 100%; object-fit: cover; }
.ui-slider__overlay { position: absolute; left: 18px; right: 18px; bottom: 18px; display: grid; gap: 4px; padding: 16px 18px; border: 1px solid rgba(255,255,255,.12); border-radius: 14px; color: #fff; background: linear-gradient(180deg, rgba(6,10,16,.15), rgba(6,10,16,.82)); text-align: left; }
.ui-slider__overlay strong { font-size: 20px; }
.ui-slider__overlay small { color: #d4dbe4; line-height: 1.6; }
.ui-slider__controls { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 18px; }
.ui-slider__arrow { width: 52px; height: 52px; border: 1px solid var(--line); border-radius: 14px; color: #fff; background: rgba(255,255,255,.03); font-size: 32px; line-height: 1; cursor: pointer; transition: background .2s ease, border-color .2s ease, transform .2s ease; }
.ui-slider__arrow:hover { transform: translateY(-2px); border-color: var(--line-strong); background: rgba(255,255,255,.06); }
.ui-slider__dots { display: flex; align-items: center; justify-content: center; gap: 10px; flex: 1; }
.ui-slider__dots button { width: 11px; height: 11px; border: 0; border-radius: 50%; background: rgba(255,255,255,.22); cursor: pointer; transition: transform .2s ease, background .2s ease, box-shadow .2s ease; }
.ui-slider__dots button.is-active { background: var(--gold); transform: scale(1.14); box-shadow: 0 0 0 5px rgba(225,190,109,.12); }
.closing__contact { margin: 18px 0 0; color: #d9e0e9; font-size: 18px; }
.closing__contact strong { color: var(--gold); letter-spacing: .03em; }
.closing__actions { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width: 760px) {
  .ui-slider { padding: 14px; }
  .ui-slider__controls { gap: 12px; }
  .ui-slider__arrow { width: 44px; height: 44px; font-size: 28px; }
  .ui-slider__overlay { left: 10px; right: 10px; bottom: 10px; padding: 12px 13px; }
  .ui-slider__overlay strong { font-size: 17px; }
  .closing__actions { margin-top: 24px; }
}

/* 2026 高级版：定制服务、QQ 联系、反作弊功能与后台管理展示 */
.hero__services { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 25px; }
.hero__services span { padding: 8px 11px; border: 1px solid rgba(225,190,109,.18); border-radius: 999px; color: #d6dce4; background: rgba(225,190,109,.045); font-size: 12px; }
.button--qq { min-height: 52px; display: inline-flex; align-items: center; gap: 10px; padding: 7px 14px 7px 8px; border: 1px solid var(--line); border-radius: 13px; color: #eef2f7; background: rgba(255,255,255,.028); transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.button--qq:hover { transform: translateY(-2px); border-color: rgba(225,190,109,.34); background: rgba(255,255,255,.05); }
.qq-icon { width: 38px; height: 38px; display: block; flex: 0 0 auto; object-fit: cover; border: 1px solid rgba(255,255,255,.16); border-radius: 12px; background: #fff; box-shadow: inset 0 0 0 1px rgba(255,255,255,.35), 0 6px 18px rgba(0,0,0,.18); }
.qq-icon--small { width: 34px; height: 34px; border-radius: 10px; }
.qq-icon--large { width: 64px; height: 64px; border-radius: 18px; }
.qq-button-copy { display: grid; gap: 2px; text-align: left; }
.qq-button-copy strong { font-size: 13px; }
.qq-button-copy small { color: #9aa7b6; font-size: 10px; }
.contact-banner { display: grid; grid-template-columns: auto 1fr; align-items: center; width: min(100%, 560px); gap: 12px; color: inherit; }
.contact-banner:hover { border-color: rgba(225,190,109,.30); background: rgba(225,190,109,.055); }
.contact-banner > div { display: grid; gap: 4px; }
.contact-banner > div span { font-size: 12px; }
.contact-banner > div strong { font-size: 17px; }
.topbar__qq { gap: 9px; }
.topbar__qq img { width: 26px; height: 26px; object-fit: cover; border-radius: 8px; background: #fff; }
.topbar__qq span { width: auto; height: auto; border-radius: 0; background: transparent; box-shadow: none; }

.security-architecture { display: grid; grid-template-columns: repeat(7,auto); align-items: stretch; gap: 12px; margin-bottom: 34px; padding: 18px; border: 1px solid rgba(255,255,255,.08); border-radius: 20px; background: linear-gradient(145deg,rgba(17,25,36,.92),rgba(9,14,22,.92)); }
.security-architecture > div { min-width: 0; padding: 18px; border: 1px solid rgba(255,255,255,.07); border-radius: 14px; background: rgba(255,255,255,.025); }
.security-architecture > div span { display: block; color: var(--gold); font-size: 10px; letter-spacing: .17em; }
.security-architecture > div strong { display: block; margin-top: 9px; font-size: 15px; }
.security-architecture > div small { display: block; margin-top: 8px; color: #7e8d9e; font-size: 11px; line-height: 1.6; }
.security-architecture > i { align-self: center; color: #455464; font-style: normal; }

.security-grid--premium { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; }
.security-grid--premium .security-card { position: relative; min-height: 320px; overflow: hidden; padding: 28px; background: linear-gradient(145deg,rgba(18,27,39,.94),rgba(10,16,24,.94)); transition: transform .25s ease,border-color .25s ease,background .25s ease; }
.security-grid--premium .security-card:hover { transform: translateY(-5px); border-color: rgba(225,190,109,.30); background: linear-gradient(145deg,rgba(24,34,47,.96),rgba(11,18,27,.96)); }
.security-grid--premium .security-card::after { content:""; position:absolute; width:180px; height:180px; top:-90px; right:-90px; border-radius:50%; background:var(--gold); opacity:.045; }
.security-grid--premium .security-card--blue::after { background:var(--blue); opacity:.075; }
.security-grid--premium .security-card--capture { grid-column: span 2; min-height: 270px; border-color: rgba(99,169,255,.18); background: radial-gradient(circle at 90% 5%,rgba(99,169,255,.10),transparent 32%),linear-gradient(145deg,rgba(18,27,39,.96),rgba(10,16,24,.96)); }
.security-card__head { position: relative; z-index:1; display:flex; align-items:center; gap:10px; }
.security-card__head b { color:#8493a4; font-size:10px; letter-spacing:.15em; }
.security-card__head em { margin-left:auto; padding:5px 8px; border:1px solid rgba(225,190,109,.16); border-radius:999px; color:var(--gold); background:rgba(225,190,109,.05); font-size:10px; font-style:normal; }
.security-card__icon { width:42px; height:42px; display:grid; place-items:center; border:1px solid rgba(225,190,109,.24); border-radius:12px; color:var(--gold); background:rgba(225,190,109,.07); font-size:11px; font-weight:800; letter-spacing:.04em; }
.security-grid--premium .security-card h3 { position:relative; z-index:1; margin-top:23px; font-size:22px; }
.security-grid--premium .security-card p { position:relative; z-index:1; line-height:1.85; }
.security-grid--premium .security-card ul { position:relative; z-index:1; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; margin:22px 0 0; padding:0; list-style:none; }
.security-grid--premium .security-card li { padding:9px 10px; border:1px solid rgba(255,255,255,.06); border-radius:9px; color:#8998a8; background:rgba(255,255,255,.02); font-size:11px; line-height:1.5; }

.section--backend { position:relative; overflow:hidden; padding-top:110px; padding-bottom:110px; background:radial-gradient(circle at 85% 10%,rgba(99,169,255,.10),transparent 30%),#070c12; border-bottom:1px solid var(--line); }
.backend-stage { padding:18px; border:1px solid rgba(255,255,255,.10); border-radius:26px; background:linear-gradient(145deg,rgba(19,28,39,.92),rgba(8,13,20,.96)); box-shadow:0 45px 100px rgba(0,0,0,.34); }
.backend-shell { min-height:650px; display:grid; grid-template-columns:210px 1fr; overflow:hidden; border:1px solid #1b2b38; border-radius:18px; background:#08111a; }
.backend-nav { padding:22px 15px; background:linear-gradient(180deg,#0c1721,#09121b); border-right:1px solid #1b2b38; }
.backend-brand { display:flex; align-items:center; gap:10px; padding:2px 5px 23px; }
.backend-brand > span { width:38px; height:38px; display:grid; place-items:center; border-radius:11px; color:#081018; background:linear-gradient(145deg,#eed488,#b88c38); font-weight:900; }
.backend-brand strong { display:block; font-size:13px; }
.backend-brand small { display:block; margin-top:3px; color:#697b8c; font-size:9px; }
.backend-nav nav { display:grid; gap:5px; }
.backend-nav nav b { display:flex; align-items:center; gap:10px; padding:11px 12px; border-radius:9px; color:#718394; font-size:11px; font-weight:500; }
.backend-nav nav b i { width:16px; height:16px; border:1px solid #29404f; border-radius:5px; background:#13222d; }
.backend-nav nav b.active { color:#f0d58c; background:#18242f; border:1px solid #263b49; }
.backend-nav nav b.active i { background:#d5ae58; border-color:#e4c675; }
.backend-main { padding:20px; min-width:0; }
.backend-top { display:flex; align-items:center; justify-content:space-between; gap:20px; }
.backend-top > div strong { display:block; font-size:17px; }
.backend-top > div small { display:block; margin-top:5px; color:#6c7f91; font-size:10px; }
.backend-top > span { display:flex; align-items:center; gap:8px; padding:8px 11px; border:1px solid rgba(94,211,162,.18); border-radius:999px; color:var(--green); background:rgba(94,211,162,.05); font-size:10px; }
.backend-top > span i { width:6px; height:6px; border-radius:50%; background:var(--green); box-shadow:0 0 0 5px rgba(94,211,162,.08); }
.backend-metrics { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:11px; margin-top:18px; }
.backend-metrics > div { position:relative; padding:15px; border:1px solid #1b3040; border-radius:13px; background:linear-gradient(145deg,#101c27,#0b1721); }
.backend-metrics small { color:#738596; font-size:9px; }
.backend-metrics strong { display:block; margin-top:11px; font-size:23px; }
.backend-metrics em { position:absolute; right:13px; top:13px; color:#6f8395; font-size:8px; font-style:normal; letter-spacing:.12em; }
.backend-content { display:grid; grid-template-columns:1.45fr .75fr; gap:11px; margin-top:11px; }
.backend-chart,.backend-risk,.backend-events,.backend-capture { padding:15px; border:1px solid #1b3040; border-radius:13px; background:linear-gradient(145deg,#101c27,#0b1721); }
.backend-chart header,.backend-risk header,.backend-events header,.backend-capture header { display:flex; justify-content:space-between; align-items:center; }
.backend-chart header strong,.backend-risk header strong,.backend-events header strong,.backend-capture header strong { font-size:11px; }
.backend-chart header small,.backend-risk header small,.backend-events header small,.backend-capture header small { color:#687b8d; font-size:8px; }
.backend-chart svg { width:100%; height:185px; margin-top:8px; border-bottom:1px solid #213441; background:linear-gradient(rgba(255,255,255,.024) 1px,transparent 1px); background-size:100% 37px; }
.backend-chart footer { display:flex; gap:16px; margin-top:9px; color:#708294; font-size:8px; }
.backend-chart footer i { width:7px; height:7px; display:inline-block; margin-right:5px; border-radius:50%; }
.backend-chart footer .blue { background:var(--blue); }.backend-chart footer .gold { background:var(--gold); }
.backend-risk > div { margin-top:18px; }
.backend-risk > div span { display:flex; justify-content:space-between; color:#91a0ae; font-size:9px; }
.backend-risk > div span b { color:#dbe4ec; }
.backend-risk > div > i { display:block; height:6px; margin-top:7px; overflow:hidden; border-radius:999px; background:#172733; }
.backend-risk > div > i em { display:block; height:100%; border-radius:999px; background:var(--green); }
.backend-risk > div > i em.gold { background:var(--gold); }.backend-risk > div > i em.red { background:var(--red); }.backend-risk > div > i em.blue { background:var(--blue); }
.backend-lower { display:grid; grid-template-columns:1.3fr .9fr; gap:11px; margin-top:11px; }
.backend-events table { width:100%; margin-top:10px; border-collapse:collapse; font-size:8px; }
.backend-events th { padding:7px 5px; color:#677a8c; text-align:left; font-weight:500; border-bottom:1px solid #20323f; }
.backend-events td { padding:9px 5px; color:#a9b7c4; border-bottom:1px solid #152632; }
.backend-events td span { padding:4px 6px; border-radius:999px; font-size:7px; }
.backend-events .danger { color:#ff7d86; background:#30161a; }.backend-events .warning { color:#efc96f; background:#302718; }.backend-events .success { color:#69ddb1; background:#102b25; }
.capture-screen { min-height:105px; display:flex; align-items:flex-end; padding:10px; margin-top:10px; border:1px solid #2a3e4d; border-radius:10px; background:radial-gradient(circle at 50% 50%,rgba(99,169,255,.12),transparent 28%),linear-gradient(145deg,#24313d,#0c1720); }
.capture-screen span { padding:6px 8px; border-radius:6px; color:#dbe6ee; background:rgba(4,9,14,.74); font-size:7px; letter-spacing:.11em; }
.backend-capture p { display:flex; justify-content:space-between; gap:10px; margin:9px 0 0; color:#718394; font-size:8px; }
.backend-capture p b { font-weight:500; }
.backend-features { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:14px; margin-top:22px; }
.backend-features article { min-height:170px; padding:22px; border:1px solid var(--line); border-radius:17px; background:rgba(255,255,255,.022); }
.backend-features span { color:var(--blue); font-size:10px; letter-spacing:.15em; }
.backend-features h3 { margin:14px 0 8px; font-size:17px; }
.backend-features p { margin:0; color:var(--muted); font-size:13px; line-height:1.8; }

.contact-panel { grid-template-columns:auto 1fr auto; }

@media (max-width: 1100px) {
  .security-architecture { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .security-architecture > i { display:none; }
  .backend-shell { grid-template-columns:170px 1fr; }
  .backend-metrics { grid-template-columns:repeat(2,1fr); }
  .backend-content,.backend-lower { grid-template-columns:1fr; }
  .backend-features { grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 760px) {
  .hero__actions { display:grid; grid-template-columns:1fr; }
  .button--qq { width:100%; }
  .contact-banner { grid-template-columns:auto 1fr; }
  .security-architecture { grid-template-columns:1fr; }
  .security-grid--premium { grid-template-columns:1fr; }
  .security-grid--premium .security-card--capture { grid-column:auto; }
  .security-grid--premium .security-card ul { grid-template-columns:1fr; }
  .backend-stage { padding:8px; overflow-x:auto; }
  .backend-shell { min-width:890px; }
  .backend-features { grid-template-columns:1fr; }
  .contact-panel { display:grid; grid-template-columns:auto 1fr; }
  .contact-panel .button { grid-column:1/3; width:100%; }
}


.backend-real-gallery { display:grid; grid-template-columns:1.25fr .75fr; gap:20px; margin:0 0 24px; }
.backend-real-card { overflow:hidden; border:1px solid rgba(255,255,255,.10); border-radius:22px; background:linear-gradient(145deg,rgba(19,28,39,.92),rgba(8,13,20,.96)); box-shadow:0 28px 80px rgba(0,0,0,.22); }
.backend-real-card__head { display:flex; align-items:flex-end; justify-content:space-between; gap:18px; padding:20px 22px 14px; }
.backend-real-card__head span { color:var(--gold); font-size:11px; letter-spacing:.18em; }
.backend-real-card__head h3 { margin:10px 0 0; font-size:26px; }
.backend-real-card__head small { max-width:280px; color:var(--muted); font-size:12px; line-height:1.65; text-align:right; }
.backend-real-thumb { display:block; width:100%; border-top:1px solid rgba(255,255,255,.08); background:#070c12; }
.backend-real-thumb img { width:100%; height:auto; display:block; }
.capture-screen { min-height:105px; display:block; padding:0; margin-top:10px; overflow:hidden; border:1px solid #2a3e4d; border-radius:10px; background:#0c1720; }
.capture-screen img { width:100%; height:auto; display:block; }
@media (max-width: 1040px) {
  .backend-real-gallery { grid-template-columns:1fr; }
}
@media (max-width: 760px) {
  .backend-real-card__head { display:block; }
  .backend-real-card__head small { display:block; max-width:none; margin-top:12px; text-align:left; }
  .backend-real-card__head h3 { font-size:22px; }
}