/* Shared base rules for the redesigned standalone pages. */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
h1, h2, h3 { font-family: var(--font-head); font-weight: 600; letter-spacing: -0.01em; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    height: 68px;
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(18px) saturate(1.4);
    border-bottom: 1px solid var(--line);
    transition: background 0.3s, border-color 0.3s;
  }
nav.at-top {
    background: transparent;
    border-bottom-color: transparent;
    -webkit-backdrop-filter: none; backdrop-filter: none;
  }
nav.at-top .nav-menu a,
  nav.at-top .nav-trigger,
  nav.at-top .nav-login { color: rgba(255,255,255,0.88); }
nav.at-top .nav-menu a:hover,
  nav.at-top .nav-menu a.active,
  nav.at-top .nav-trigger:hover,
  nav.at-top .nav-trigger.active,
  nav.at-top .nav-item.open .nav-trigger { color: #fff; }
nav.at-top .nav-submenu a { color: var(--ink-2); }
nav.at-top .nav-submenu a:hover,
  nav.at-top .nav-submenu a.active { color: var(--red); }
nav.at-top .lang-btn { color: rgba(255,255,255,0.6); }
nav.at-top .lang-btn:hover { color: #fff; background: rgba(255,255,255,0.10); }
nav.at-top .lang-btn.active { color: #fff; background: rgba(226,35,26,0.9); }
nav.at-top .lang-sep { color: rgba(255,255,255,0.28); }
nav.at-top .logo-img { filter: brightness(0) invert(1); }
nav.at-top .hamburger span { background: #fff; }
.nav-in {
    max-width: 1200px; margin: 0 auto; height: 100%;
    padding: 0 32px;
    display: flex; align-items: center; justify-content: space-between;
  }
.logo {
    font-family: var(--font-head); font-weight: 700; font-size: 21px;
    color: var(--ink); text-decoration: none;
    display: flex; align-items: center; gap: 9px;
    letter-spacing: -0.01em;
  }
.logo-img { height: 44px !important; width: auto !important; max-height: none !important; display: block; }
.nav-menu { display: flex; gap: 22px; list-style: none; align-items: center; }
.nav-menu li { position: relative; }
.nav-item::after { content: ""; position: absolute; left: -10px; right: -10px; top: 100%; height: 18px; }
.nav-menu a, .nav-trigger {
    font-size: 14.5px; font-weight: 500; color: var(--ink-2);
    text-decoration: none; transition: color 0.18s; font-family: var(--font-body);
  }
.nav-trigger { display: inline-flex; align-items: center; gap: 5px; background: none; border: none; padding: 0; cursor: pointer; font-family: var(--font-body); }
.nav-menu a:hover, .nav-menu a.active,
  .nav-trigger:hover, .nav-trigger.active,
  .nav-item.open .nav-trigger { color: var(--red); }
.nav-trigger::after { content: '⌄'; font-size: 12px; line-height: 1; opacity: .7; transform: translateY(-1px); transition: transform .16s; }
.nav-item.open .nav-trigger::after,
  .nav-trigger[aria-expanded="true"]::after { transform: translateY(-1px) rotate(180deg); }
.nav-submenu {
    position: absolute; top: calc(100% + 10px); left: 50%; transform: translate(-50%, 8px);
    min-width: 230px; padding: 10px; border: 1px solid var(--line);
    border-radius: 12px; background: rgba(255,255,255,.97);
    box-shadow: 0 18px 50px rgba(19,19,22,.12);
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity .16s, transform .16s, visibility .16s;
  }
.nav-item.open .nav-submenu { opacity: 1; visibility: visible; pointer-events: auto; transform: translate(-50%, 0); }
.nav-submenu a { display: block; padding: 10px 12px; border-radius: 8px; font-size: 13.5px; color: var(--ink-2); }
.nav-submenu a:hover, .nav-submenu a.active { background: var(--red-soft); color: var(--red); }
.nav-sub-label { display: block; padding: 8px 12px 4px; font-size: 10.5px; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; color: var(--muted-2, #8A8A93); font-family: var(--font-body, Inter, sans-serif); pointer-events: none; }
.nav-sub-label ~ .nav-sub-label { margin-top: 6px; padding-top: 12px; border-top: 1px solid var(--line); }
.nav-right { display: flex; align-items: center; gap: 18px; }
.lang-switcher { display: flex; align-items: center; gap: 4px; }
.lang-btn {
    background: none; border: none; cursor: pointer;
    font-size: 12px; font-weight: 700; color: var(--muted-2);
    padding: 4px 6px; border-radius: 5px;
    transition: color 0.15s, background 0.15s;
    font-family: var(--font-body); letter-spacing: 0.04em;
  }
.lang-btn:hover { color: var(--ink); background: var(--bg-3); }
.lang-btn.active { color: var(--red); background: var(--red-soft); }
.lang-sep { font-size: 11px; color: var(--line-2); }
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-weight: 600; text-decoration: none; cursor: pointer;
    border-radius: 8px; transition: all 0.18s; border: none;
    font-size: 14.5px; padding: 11px 22px; font-family: var(--font-body);
  }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-600); transform: translateY(-1px); box-shadow: 0 8px 24px rgba(226,35,26,0.24); }
.btn-ghost { background: var(--bg-3); color: var(--ink); }
.btn-ghost:hover { background: var(--line-2); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--ink-2); transform: translateY(-1px); }
.btn-white { background: #fff; color: var(--ink) !important; font-weight: 700; }
.btn-white:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(0,0,0,0.28); }
.btn-lg { padding: 15px 30px; font-size: 16px; border-radius: 10px; }
.btn-outline-light { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,0.28); }
.btn-outline-light:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.5); }