:root {
        --bg: hsl(225 50% 5%);
        --bg-alt: hsl(224 44% 8%);
        --panel: hsl(223 40% 10%);
        --line: hsl(222 30% 19%);
        --line-soft: hsl(223 32% 14%);
        --blue: #2463eb;
        --blue-deep: hsl(221 62% 34%);
        --blue-soft: hsl(221 92% 71%);
        --text: hsl(220 45% 95%);
        --muted: hsl(220 15% 68%);
      }

      * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
      }

      html {
        scroll-behavior: smooth;
      }

      body {
        background: var(--bg);
        color: var(--text);
        font-family: "Source Serif 4", Georgia, serif;
        font-size: 1.0625rem;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
      }

      h1, h2, h3, h4 {
        font-family: "Sora", system-ui, sans-serif;
        font-weight: 600;
        letter-spacing: -0.02em;
        line-height: 1.15;
        color: var(--text);
      }

      a {
        color: var(--blue-soft);
        text-decoration: none;
      }

      p {
        color: var(--muted);
      }

      strong {
        color: var(--text);
      }

      img, iframe {
        max-width: 100%;
      }

      .megosa {
        max-width: 76rem;
        margin: 0 auto;
        padding: 0 1.5rem;
      }

      .kozi-nafi {
        position: absolute;
        left: -9999px;
        top: 0;
        background: var(--blue);
        color: #fff;
        padding: 0.5rem 1rem;
        z-index: 100;
      }

      .kozi-nafi:focus {
        left: 0;
      }

      .verevi-puvegi {
        border-bottom: 1px solid var(--line-soft);
        background: var(--bg);
      }

      .verevi-puvegi .megosa {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 4.5rem;
        gap: 1.5rem;
      }

      .honu {
        font-family: "Sora", sans-serif;
        font-weight: 700;
        font-size: 1.05rem;
        letter-spacing: 0.06em;
        color: var(--text);
        display: inline-flex;
        align-items: baseline;
        gap: 0.6rem;
        white-space: nowrap;
      }

      .honu em {
        font-style: normal;
        color: var(--blue-soft);
      }

      .honu .vinu {
        font-size: 0.7rem;
        font-weight: 400;
        letter-spacing: 0.35em;
        color: var(--muted);
        border-left: 1px solid var(--line);
        padding-left: 0.6rem;
      }

      .verevi-cotivul {
        display: flex;
        align-items: center;
        gap: 2.25rem;
      }

      .verevi-cotivul a {
        font-family: "Sora", sans-serif;
        font-size: 0.72rem;
        font-weight: 500;
        letter-spacing: 0.18em;
        text-transform: uppercase;
        color: var(--muted);
        transition: color 0.2s ease;
      }

      .verevi-cotivul a:hover {
        color: var(--blue-soft);
      }

      .verevi-cotivul a.cotivul-nuva {
        color: var(--blue-soft);
        border: 1px solid var(--blue-deep);
        padding: 0.55rem 1.1rem;
        transition: border-color 0.2s ease, color 0.2s ease;
      }

      .verevi-cotivul a.cotivul-nuva:hover {
        border-color: var(--blue-soft);
        color: var(--text);
      }

      #nav-toggle {
        display: none;
        background: none;
        border: 1px solid var(--line);
        color: var(--text);
        font-family: "Sora", sans-serif;
        font-size: 0.7rem;
        letter-spacing: 0.18em;
        text-transform: uppercase;
        padding: 0.55rem 1rem;
        cursor: pointer;
      }

      .pefi {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.6rem;
        font-family: "Sora", sans-serif;
        font-size: 0.78rem;
        font-weight: 600;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        padding: 1rem 2rem;
        transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
      }

      .pefi-giko {
        background: var(--blue);
        color: #fff;
      }

      .pefi-giko:hover {
        background: var(--blue-deep);
      }

      .pefi-nahezen {
        border: 1px solid var(--line);
        color: var(--text);
      }

      .pefi-nahezen:hover {
        border-color: var(--blue-soft);
        color: var(--blue-soft);
      }

      .vavi {
        position: relative;
        padding: 5rem 0 6rem;
        border-bottom: 1px solid var(--line-soft);
        overflow: hidden;
      }

      .vavi-gijan {
        display: grid;
        grid-template-columns: 1fr;
        gap: 4rem;
        align-items: start;
      }

      .vavi-cubet {
        position: relative;
        padding-left: 0;
      }

      .vavi-sara {
        display: flex;
        align-items: center;
        gap: 1rem;
        font-family: "Sora", sans-serif;
        font-size: 0.72rem;
        font-weight: 500;
        letter-spacing: 0.3em;
        text-transform: uppercase;
        color: var(--blue-soft);
        margin-bottom: 2.5rem;
      }

      .vavi-sara::before {
        content: "";
        width: 3rem;
        height: 1px;
        background: var(--blue);
      }

      .vavi h1 {
        font-size: clamp(2.5rem, 6vw, 4.35rem);
        font-weight: 600;
        letter-spacing: -0.035em;
        line-height: 1.06;
        margin-bottom: 2.25rem;
        max-width: 13ch;
      }

      .vavi h1 span {
        display: block;
        color: var(--blue-soft);
        font-weight: 300;
      }

      .vavi-fahutot {
        max-width: 34rem;
        margin-bottom: 1.25rem;
        font-size: 1.125rem;
      }

      .vavi-nego {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin: 2.5rem 0 3rem;
      }

      .vavi-kesojal {
        display: flex;
        flex-wrap: wrap;
        font-family: "Sora", sans-serif;
        font-size: 0.72rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--muted);
        border-top: 1px solid var(--line-soft);
        padding-top: 1.5rem;
      }

      .vavi-kesojal span {
        padding: 0.25rem 1.25rem 0.25rem 0;
        margin-right: 1.25rem;
        border-right: 1px solid var(--line-soft);
      }

      .vavi-kesojal span:last-child {
        border-right: 0;
        margin-right: 0;
        padding-right: 0;
      }

      .vavi-nice {
        display: flex;
        gap: 3rem;
        margin-top: 2.25rem;
      }

      .vavi-nice b {
        display: block;
        font-family: "Sora", sans-serif;
        font-size: 1.85rem;
        font-weight: 600;
        color: var(--text);
      }

      .vavi-nice small {
        font-family: "Sora", sans-serif;
        font-size: 0.68rem;
        letter-spacing: 0.14em;
        text-transform: uppercase;
        color: var(--muted);
      }

      .duha {
        position: absolute;
        top: 0.4rem;
        right: -0.5rem;
        writing-mode: vertical-rl;
        font-family: "Sora", sans-serif;
        font-size: 0.68rem;
        letter-spacing: 0.55em;
        text-transform: uppercase;
        color: hsl(221 30% 38%);
        border-left: 1px solid var(--line-soft);
        padding-left: 0.9rem;
        display: none;
      }

      .tajo-latedi {
        border: 1px solid var(--line);
        background: var(--panel);
      }

      .tajo-latedi-dulen {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1rem 1.25rem;
        border-bottom: 1px solid var(--line);
        font-family: "Sora", sans-serif;
        font-size: 0.7rem;
        letter-spacing: 0.22em;
        text-transform: uppercase;
        color: var(--muted);
      }

      .tajo-latedi-dulen i {
        font-style: normal;
        color: var(--blue-soft);
      }

      #calculator iframe {
        display: block;
        width: 100%;
        border: 0;
        background: #fff;
      }

      section.cobales {
        padding: 5.5rem 0;
        border-bottom: 1px solid var(--line-soft);
      }

      section.cobales.kito {
        background: var(--bg-alt);
      }

      .cobales-dulen {
        margin-bottom: 3rem;
        max-width: 46rem;
      }

      .vudago {
        display: flex;
        align-items: center;
        gap: 0.9rem;
        font-family: "Sora", sans-serif;
        font-size: 0.7rem;
        font-weight: 500;
        letter-spacing: 0.3em;
        text-transform: uppercase;
        color: var(--blue-soft);
        margin-bottom: 1.25rem;
      }

      .vudago::after {
        content: "";
        flex: 0 0 2.5rem;
        height: 1px;
        background: var(--blue-deep);
      }

      .cobales h2 {
        font-size: clamp(1.7rem, 3.4vw, 2.5rem);
        font-weight: 600;
      }

      .cobales-tohade {
        margin-top: 1rem;
        font-size: 1.1rem;
      }

      .nitet {
        display: grid;
        grid-template-columns: 1fr;
        gap: 3rem;
      }

      .fuli p + p {
        margin-top: 1.25rem;
      }

      .latedi {
        border: 1px solid var(--line);
        background: var(--panel);
        padding: 2rem;
      }

      .latedi h3 {
        font-size: 1.2rem;
        margin-bottom: 1rem;
      }

      .luku-nujigit {
        font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
        color: var(--blue-soft);
        background: hsl(222 45% 13%);
        border: 1px solid var(--line);
        padding: 0.1rem 0.5rem;
        font-size: 0.95em;
      }

      .rado {
        border-left: 2px solid var(--blue);
        background: hsl(222 45% 9%);
        padding: 1.4rem 1.6rem;
        margin-top: 1.75rem;
      }

      .rado p {
        font-size: 0.98rem;
      }

      .julor-motuba {
        overflow-x: auto;
        border: 1px solid var(--line);
      }

      table.vofer {
        width: 100%;
        border-collapse: collapse;
        font-size: 0.95rem;
        min-width: 34rem;
      }

      table.vofer th {
        font-family: "Sora", sans-serif;
        font-size: 0.68rem;
        font-weight: 600;
        letter-spacing: 0.16em;
        text-transform: uppercase;
        text-align: left;
        color: var(--blue-soft);
        padding: 0.9rem 1.1rem;
        border-bottom: 1px solid var(--blue-deep);
      }

      table.vofer td {
        padding: 0.9rem 1.1rem;
        border-bottom: 1px solid var(--line-soft);
        color: var(--muted);
        vertical-align: top;
      }

      table.vofer tr:last-child td {
        border-bottom: 0;
      }

      table.vofer td:first-child {
        color: var(--text);
        font-family: "Sora", sans-serif;
        font-size: 0.85rem;
        font-weight: 500;
      }

      table.vofer tr.vohin td {
        border-top: 1px solid var(--blue-deep);
        color: var(--text);
        font-weight: 600;
      }

      table.vofer tr.vohin td:last-child {
        color: var(--blue-soft);
        font-family: "Sora", sans-serif;
        font-size: 1.05rem;
      }

      .cire-togas td:last-child {
        text-align: right;
      }

      .rovohu {
        margin-top: 3rem;
      }

      .moje {
        position: relative;
        border-left: 1px solid var(--line);
        padding: 0 0 3rem 2.75rem;
        margin-left: 1.1rem;
      }

      .moje:last-child {
        padding-bottom: 0.5rem;
      }

      .moje::before {
        content: attr(data-n);
        position: absolute;
        left: -1.15rem;
        top: -0.2rem;
        width: 2.3rem;
        height: 2.3rem;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--bg);
        border: 1px solid var(--blue);
        color: var(--blue-soft);
        font-family: "Sora", sans-serif;
        font-size: 0.8rem;
        font-weight: 600;
      }

      section.kito .moje::before {
        background: var(--bg-alt);
      }

      .moje h3 {
        font-size: 1.15rem;
        margin-bottom: 0.9rem;
      }

      .moje ol {
        margin: 1rem 0 1rem 1.25rem;
        color: var(--muted);
      }

      .moje ol li {
        margin-bottom: 0.4rem;
        padding-left: 0.35rem;
      }

      .vukenu-zokole {
        display: grid;
        grid-template-columns: 1fr;
        column-gap: 3rem;
        margin: 2.5rem 0;
      }

      .vukenu-zokole li {
        list-style: none;
        border-top: 1px solid var(--line-soft);
        padding: 1.1rem 0 1.1rem 1.9rem;
        position: relative;
        color: var(--muted);
      }

      .vukenu-zokole li::before {
        content: "—";
        position: absolute;
        left: 0;
        color: var(--blue-soft);
      }

      .bemuton-zokole details {
        border-top: 1px solid var(--line);
      }

      .bemuton-zokole details:last-child {
        border-bottom: 1px solid var(--line);
      }

      .bemuton-zokole summary {
        list-style: none;
        cursor: pointer;
        position: relative;
        padding: 1.5rem 3.5rem 1.5rem 0;
        font-family: "Sora", sans-serif;
        font-size: 1rem;
        font-weight: 500;
        color: var(--text);
        transition: color 0.2s ease;
      }

      .bemuton-zokole summary::-webkit-details-marker {
        display: none;
      }

      .bemuton-zokole summary:hover {
        color: var(--blue-soft);
      }

      .bemuton-zokole summary::after {
        content: "+";
        position: absolute;
        right: 0.4rem;
        top: 50%;
        transform: translateY(-50%);
        font-family: "Sora", sans-serif;
        font-weight: 300;
        font-size: 1.6rem;
        color: var(--blue-soft);
        transition: transform 0.25s ease;
        line-height: 1;
      }

      .bemuton-zokole details[open] summary::after {
        transform: translateY(-50%) rotate(45deg);
      }

      .bemuton-zokole details p {
        padding: 0 0 1.75rem;
        max-width: 44rem;
      }

      .nazana {
        list-style: none;
        display: grid;
        grid-template-columns: 4.5rem 1fr;
        gap: 1.5rem;
        border-top: 1px solid var(--line-soft);
        padding: 1.9rem 0;
      }

      .nazana:last-child {
        border-bottom: 1px solid var(--line-soft);
      }

      .nazana .nahezen {
        font-family: "Sora", sans-serif;
        font-weight: 700;
        font-size: 2.6rem;
        line-height: 1;
        color: hsl(222 38% 18%);
      }

      .nazana h3 {
        font-size: 1.05rem;
        margin-bottom: 0.5rem;
      }

      .zavuvin-surel {
        border: 1px solid var(--blue-deep);
        border-left: 3px solid var(--blue);
        background: hsl(222 48% 8%);
        padding: 2.75rem;
        max-width: 52rem;
      }

      .zavuvin-surel h2 {
        font-size: 1.6rem;
        margin-bottom: 1.25rem;
      }

      .zavuvin-surel p + p {
        margin-top: 1rem;
      }

      .verevi-pasamot {
        background: hsl(226 55% 4%);
        border-top: 1px solid var(--line-soft);
        padding: 4.5rem 0 2.5rem;
      }

      .pasamot-gijan {
        display: grid;
        grid-template-columns: 1fr;
        gap: 3rem;
        padding-bottom: 3rem;
        border-bottom: 1px solid var(--line-soft);
      }

      .pasamot-gijan .pasamot-nukigin {
        font-family: "Sora", sans-serif;
        font-size: 0.72rem;
        font-weight: 600;
        letter-spacing: 0.22em;
        text-transform: uppercase;
        color: var(--blue-soft);
        margin-bottom: 1.25rem;
      }

      .pasamot-gijan ul {
        list-style: none;
      }

      .pasamot-gijan li {
        margin-bottom: 0.7rem;
      }

      .pasamot-gijan ul a {
        color: var(--muted);
        transition: color 0.2s ease;
      }

      .pasamot-gijan ul a:hover {
        color: var(--blue-soft);
      }

      .pasamot-raru p {
        font-size: 0.95rem;
        max-width: 26rem;
        margin-top: 1.25rem;
      }

      .pasamot-raru .libet {
        font-size: 0.82rem;
        color: hsl(221 14% 52%);
        margin-top: 1.25rem;
      }

      .pasamot-ciba {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
        padding-top: 2rem;
        font-family: "Sora", sans-serif;
        font-size: 0.75rem;
        color: hsl(221 14% 52%);
      }

      .pasamot-ciba nav {
        display: flex;
        gap: 1.75rem;
      }

      .pasamot-ciba a {
        color: hsl(221 14% 52%);
      }

      .pasamot-ciba a:hover {
        color: var(--blue-soft);
      }

      @media (min-width: 700px) {
        .vukenu-zokole {
          grid-template-columns: 1fr 1fr;
        }

        .nitet.tugepu-2 {
          grid-template-columns: 1fr 1fr;
        }
      }

      @media (min-width: 900px) {
        .pasamot-gijan {
          grid-template-columns: 1.6fr 1fr 1fr;
        }
      }

      @media (min-width: 1024px) {
        .vavi-gijan {
          grid-template-columns: 1.02fr 0.98fr;
        }

        .vavi-cubet {
          padding-right: 3.5rem;
        }

        .duha {
          display: block;
        }

        .nitet.zeje {
          grid-template-columns: 0.85fr 1.4fr;
        }

        .nitet.zeje .cobales-dulen {
          position: sticky;
          top: 2.5rem;
          margin-bottom: 0;
        }
      }

      @media (max-width: 700px) {
        .verevi-cotivul {
          display: none;
          position: absolute;
          top: 4.5rem;
          left: 0;
          right: 0;
          background: var(--bg);
          border-bottom: 1px solid var(--line);
          flex-direction: column;
          align-items: flex-start;
          gap: 0;
          padding: 0.5rem 1.5rem 1.25rem;
          z-index: 60;
        }

        .verevi-cotivul.giro {
          display: flex;
        }

        .verevi-cotivul a {
          padding: 0.85rem 0;
          width: 100%;
          border-bottom: 1px solid var(--line-soft);
        }

        .verevi-cotivul a.cotivul-nuva {
          border: 0;
          padding: 0.85rem 0;
        }

        .verevi-puvegi {
          position: relative;
        }

        #nav-toggle {
          display: inline-flex;
        }

        .vavi {
          padding: 3.5rem 0 4rem;
        }

        .vavi-nice {
          gap: 2rem;
          flex-wrap: wrap;
        }

        .tajo-latedi {
          margin: 0 -1.5rem;
          border-left: 0;
          border-right: 0;
        }

        section.cobales {
          padding: 4rem 0;
        }

        .nazana {
          grid-template-columns: 3rem 1fr;
          gap: 1rem;
        }

        .zavuvin-surel {
          padding: 1.75rem;
        }
      }