* {
  box-sizing: border-box;
}

:root {
  --vi-black: #050505;
  --vi-ink: #17110f;
  --vi-red: #b5070b;
  --vi-red-dark: #7d0004;
  --vi-gold: #ffd45a;
  --vi-gold-deep: #f3a70d;
  --vi-muted: #6d5d58;
  --vi-line: #e9c6b3;
  --vi-bg: #ffffff;
  --vi-soft: #fff7ef;
  --vi-max: 1180px;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--vi-ink);
  background: var(--vi-bg);
  font-family: Arial, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.vi-shell {
  width: min(var(--vi-max), calc(100% - 56px));
  margin: 0 auto;
}

.vi-topbar {
  background: #050505;
  border-bottom: 1px solid rgba(255, 212, 90, .25);
}

.vi-topbar-inner {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.vi-brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  font-weight: 900;
}

.vi-brand-mark {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #6d0002;
  font-size: 18px;
  font-weight: 950;
  background:
    radial-gradient(circle at 50% 50%, #fff2a4 0 28%, #f5b01e 29% 48%, #bd080c 49% 64%, #2a0707 65% 100%);
  border: 2px solid #ffd45a;
  box-shadow: 0 0 24px rgba(255, 196, 54, .35);
}

.vi-brand-name {
  font-size: 44px;
  line-height: 1;
  font-weight: 950;
  color: var(--vi-gold);
  text-shadow: 0 3px 0 rgba(139, 13, 0, .65);
}

.vi-brand-name em {
  color: #ef1818;
  font-style: normal;
}

.vi-top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.vi-btn {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 24px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 16px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

.vi-btn:hover {
  transform: translateY(-1px);
}

.vi-btn-gold {
  color: #120b07;
  background: linear-gradient(180deg, #ffe47b, #f5aa18);
  box-shadow: 0 10px 26px rgba(239, 154, 0, .24);
}

.vi-btn-dark {
  color: #fff;
  background: rgba(0, 0, 0, .52);
  border-color: #dcae36;
}

.vi-nav {
  background: linear-gradient(180deg, #cf1117, #9d0207);
  border-bottom: 1px solid #f1b431;
}

.vi-nav-inner {
  height: 52px;
  display: flex;
  align-items: stretch;
  gap: 4px;
}

.vi-nav a {
  position: relative;
  min-width: 142px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: #fff3da;
  font-size: 15px;
  font-weight: 900;
}

.vi-nav a.is-active {
  color: var(--vi-gold);
}

.vi-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 4px;
  border-radius: 4px 4px 0 0;
  background: var(--vi-gold);
}

.vi-hero {
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(252, 190, 42, .24), transparent 34%),
    radial-gradient(circle at 62% 72%, rgba(208, 8, 7, .45), transparent 28%),
    linear-gradient(115deg, #060303 0%, #150101 43%, #450100 100%);
}

.vi-hero-grid {
  min-height: 430px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 34px;
  position: relative;
}

.vi-hero-copy {
  position: relative;
  z-index: 2;
  padding: 54px 0;
}

.vi-hero h1 {
  max-width: 640px;
  margin: 0;
  color: var(--vi-gold);
  font-size: clamp(44px, 4.8vw, 62px);
  line-height: .98;
  font-weight: 950;
  letter-spacing: 0;
  text-shadow: 0 4px 0 rgba(120, 10, 0, .6);
}

.vi-hero p {
  max-width: 560px;
  margin: 22px 0 0;
  color: #fff8e9;
  font-size: 21px;
  line-height: 1.45;
  font-weight: 800;
}

.vi-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.vi-hero-art {
  position: relative;
  min-height: 430px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
}

.vi-hero-art::before {
  content: "";
  position: absolute;
  inset: 13% -20% -8% 4%;
  background: radial-gradient(ellipse at center, rgba(255, 201, 63, .24), rgba(191, 1, 5, .13) 38%, transparent 66%);
  filter: blur(18px);
}

.vi-hero-art img {
  position: relative;
  width: min(100%, 650px);
  aspect-ratio: 426 / 398;
  object-fit: cover;
  border-radius: 0;
  box-shadow: none;
}

.vi-section {
  padding: 44px 0;
}

.vi-intro {
  padding-top: 30px;
  padding-bottom: 28px;
}

.vi-intro-box {
  max-width: 940px;
  margin: 0 auto;
  padding: 22px 34px;
  text-align: center;
  border: 2px solid #da330e;
  border-radius: 8px;
  background: #fff;
}

.vi-intro-box h2,
.vi-section-title {
  margin: 0;
  color: #14100f;
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.12;
  font-weight: 950;
  text-align: center;
  text-transform: uppercase;
}

.vi-intro-box h2 {
  color: #9a0707;
}

.vi-intro-box p {
  max-width: 790px;
  margin: 10px auto 0;
  color: #5f504b;
  font-size: 16px;
  line-height: 1.6;
}

.vi-title-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 26px;
  margin-bottom: 32px;
}

.vi-title-row::before,
.vi-title-row::after {
  content: "";
  height: 2px;
  background: linear-gradient(90deg, transparent, #bd1114 38%, #bd1114 62%, transparent);
}

.vi-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.vi-feature {
  min-height: 170px;
  padding: 4px 28px 0;
  text-align: center;
  border-right: 1px solid var(--vi-line);
}

.vi-feature:last-child {
  border-right: 0;
}

.vi-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  color: #bd0b10;
}

.vi-icon svg {
  width: 70px;
  height: 70px;
  display: block;
}

.vi-feature h3 {
  margin: 0;
  color: #be1012;
  font-size: 18px;
  line-height: 1.2;
}

.vi-feature p {
  margin: 9px 0 0;
  color: #5f524d;
  font-size: 14px;
  line-height: 1.45;
}

.vi-products {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.vi-product-card {
  position: relative;
  overflow: hidden;
  min-height: 210px;
  border-radius: 8px;
  background: #170606;
  border: 1px solid rgba(185, 45, 20, .42);
  box-shadow: 0 12px 28px rgba(73, 11, 5, .12);
}

.vi-product-card img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}

.vi-product-copy {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.vi-product-copy h3 {
  margin: 0;
  color: var(--vi-gold);
  font-size: 28px;
  line-height: 1;
  font-weight: 950;
  text-shadow: 0 3px 10px rgba(0,0,0,.65);
}

.vi-mini-btn {
  min-width: 112px;
  min-height: 34px;
  padding: 0 20px;
  border-radius: 999px;
  color: #2a1300;
  background: linear-gradient(180deg, #ffe470, #f4aa16);
  font-size: 14px;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.vi-steps {
  display: grid;
  grid-template-columns: 1fr 34px 1fr 34px 1fr;
  align-items: center;
  gap: 18px;
}

.vi-step {
  min-height: 112px;
  display: grid;
  grid-template-columns: 92px 1fr;
  align-items: center;
  gap: 18px;
  padding: 18px 22px;
  border: 1px solid #e4938d;
  border-radius: 8px;
  background: #fff;
}

.vi-step-number {
  width: 78px;
  height: 62px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 28px;
  font-weight: 950;
  background: linear-gradient(135deg, #e31922, #8d0003);
  clip-path: polygon(18% 0, 82% 0, 100% 50%, 82% 100%, 18% 100%, 0 50%);
}

.vi-step h3 {
  margin: 0;
  color: #16100f;
  font-size: 17px;
}

.vi-step p {
  margin: 6px 0 0;
  color: #5d4e4a;
  font-size: 14px;
  line-height: 1.45;
}

.vi-step-arrow {
  color: #a40409;
  font-size: 54px;
  font-weight: 400;
  text-align: center;
}

.vi-news {
  padding-top: 30px;
  padding-bottom: 42px;
}

.vi-news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.vi-news-card {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  padding: 14px;
  border: 1px solid #e4c4b6;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 18px rgba(92, 30, 8, .07);
}

.vi-news-card img {
  width: 132px;
  height: 112px;
  object-fit: cover;
  border-radius: 6px;
}

.vi-news-body time,
.vi-date {
  display: block;
  color: #77655d;
  font-size: 12px;
  font-weight: 700;
}

.vi-news-body h3 {
  margin: 8px 0 8px;
  color: #17100f;
  font-size: 17px;
  line-height: 1.25;
  font-weight: 900;
}

.vi-news-body p {
  margin: 0;
  color: #6a5a54;
  font-size: 13px;
  line-height: 1.55;
}

.vi-read {
  display: inline-flex;
  margin-top: 10px;
  color: #bd080d;
  font-size: 13px;
  font-weight: 900;
}

.vi-dede-note {
  margin: 16px 0 0;
  color: #4d4440;
  text-align: center;
  font-size: 15px;
  font-style: italic;
}

.vi-footer {
  color: #fff;
  background: linear-gradient(180deg, #060707, #0a1112);
  border-top: 5px solid #b70509;
}

.vi-footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1.25fr;
  gap: 36px;
  padding: 34px 0 28px;
}

.vi-footer h3,
.vi-footer h4 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 18px;
  text-transform: uppercase;
}

.vi-footer p,
.vi-footer li {
  color: #d7d6d1;
  font-size: 14px;
  line-height: 1.7;
}

.vi-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.vi-domain {
  display: inline-flex;
  align-items: center;
  margin-top: 10px;
  padding: 8px 18px;
  border: 1px solid #d7a624;
  border-radius: 6px;
  color: var(--vi-gold);
  font-size: 20px;
  font-weight: 950;
}

.vi-socials {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.vi-socials span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 50%;
  background: #d91419;
  font-weight: 900;
}

.vi-footer-bottom {
  padding: 12px 0;
  color: #fff1dd;
  background: linear-gradient(180deg, #c10006, #8e0002);
  font-size: 14px;
}

.vi-footer-bottom .vi-shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.vi-breadcrumb {
  padding: 18px 0;
  color: #705d55;
  font-size: 14px;
}

.vi-article-hero {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(0,0,0,.78), rgba(0,0,0,.3)),
    url("/assets/888vi-hero.png") center right / auto 100% no-repeat,
    linear-gradient(115deg, #070303, #6f0205);
}

.vi-article-hero .vi-shell {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 46px 0;
}

.vi-article-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(36px, 4.6vw, 58px);
  line-height: 1.04;
  font-weight: 950;
  text-transform: uppercase;
}

.vi-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.vi-article-meta span {
  padding: 9px 15px;
  color: #fff9dd;
  border: 1px solid rgba(255, 212, 90, .65);
  border-radius: 999px;
  background: rgba(0, 0, 0, .38);
  font-weight: 800;
}

.vi-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 34px;
  padding: 44px 0;
}

.vi-article-card,
.vi-side-card {
  border: 1px solid #e3c3b3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 10px 22px rgba(81, 34, 13, .07);
}

.vi-article-card {
  padding: 34px 38px;
}

.vi-article-body {
  color: #2b211e;
  font-size: 17px;
  line-height: 1.78;
}

.vi-article-body .column {
  margin-bottom: 18px;
  color: #b1080d;
  font-size: 16px;
  font-weight: 950;
  text-transform: uppercase;
}

.vi-article-body h2,
.vi-article-body h3,
.vi-article-body h4 {
  margin: 28px 0 12px;
  color: #0f0a09;
  line-height: 1.22;
}

.vi-page-nav {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid #ead4c9;
}

.vi-page-nav a {
  color: #b2070c;
  font-weight: 900;
}

.vi-side-card {
  overflow: hidden;
  margin-bottom: 22px;
}

.vi-side-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.vi-side-body {
  padding: 22px;
}

.vi-side-body h3 {
  margin: 0 0 10px;
  color: #100b0a;
  font-size: 22px;
}

.vi-side-body p,
.vi-side-body li {
  color: #61514b;
  font-size: 14px;
  line-height: 1.6;
}

.vi-side-body ul {
  margin: 0;
  padding-left: 18px;
}

@media (max-width: 980px) {
  .vi-shell {
    width: min(100% - 28px, var(--vi-max));
  }

  .vi-topbar-inner {
    flex-direction: column;
    align-items: stretch;
    padding: 14px 0;
  }

  .vi-brand-name {
    font-size: 34px;
  }

  .vi-top-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .vi-nav-inner {
    height: auto;
    overflow-x: auto;
    padding: 0 0 4px;
    scrollbar-width: none;
  }

  .vi-nav-inner::-webkit-scrollbar {
    display: none;
  }

  .vi-nav a {
    min-width: max-content;
    height: 48px;
  }

  .vi-hero-grid {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 0;
  }

  .vi-hero-copy {
    padding: 42px 0 20px;
  }

  .vi-hero-art {
    min-height: 0;
    justify-content: center;
    padding-bottom: 26px;
  }

  .vi-hero-art img {
    width: min(100%, 520px);
  }

  .vi-features,
  .vi-products,
  .vi-news-grid,
  .vi-footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .vi-feature:nth-child(2) {
    border-right: 0;
  }

  .vi-feature {
    border-bottom: 1px solid var(--vi-line);
    padding-bottom: 24px;
  }

  .vi-steps {
    grid-template-columns: 1fr;
  }

  .vi-step-arrow {
    transform: rotate(90deg);
    line-height: 1;
  }

  .vi-article-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .vi-brand {
    gap: 10px;
  }

  .vi-brand-mark {
    width: 44px;
    height: 44px;
    font-size: 15px;
  }

  .vi-brand-name {
    font-size: 30px;
  }

  .vi-btn {
    padding: 0 14px;
    font-size: 14px;
  }

  .vi-hero h1 {
    font-size: 44px;
  }

  .vi-hero p {
    font-size: 17px;
  }

  .vi-intro-box {
    padding: 18px 14px;
  }

  .vi-title-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .vi-title-row::before,
  .vi-title-row::after {
    display: none;
  }

  .vi-features,
  .vi-products,
  .vi-news-grid,
  .vi-footer-grid {
    grid-template-columns: 1fr;
  }

  .vi-feature {
    border-right: 0;
  }

  .vi-news-card {
    grid-template-columns: 112px 1fr;
    gap: 12px;
  }

  .vi-news-card img {
    width: 112px;
    height: 110px;
  }

  .vi-step {
    grid-template-columns: 70px 1fr;
    padding: 16px;
  }

  .vi-step-number {
    width: 62px;
    height: 52px;
    font-size: 22px;
  }

  .vi-article-card {
    padding: 24px 18px;
  }

  .vi-footer-bottom .vi-shell {
    flex-direction: column;
  }
}