/* ============================================================
   БАЗОВЫЙ СТИЛЬ — ИНДУСТРИАЛЬНЫЙ, ГИДРАВЛИЧЕСКАЯ ТЕМА
   ВСЕ СТИЛИ ИЗОЛИРОВАНЫ ЧЕРЕЗ .valve-body
   ============================================================ */
.valve-body {
    --ink: #0a0e14;
    --muted: #5a6a7a;
    --paper: #f0ede6;
    --panel: #ffffff;
    --line: #d0cbc0;
    --red: #c41a1a;
    --black: #080a0d;
    --gold: #d4a030;
    --blue: #0a3d6b;
    --bg: #e0ddd4;
    --shadow: 0 8px 40px rgba(0,0,0,.12);
    --radius: 6px;
    --font-sans: 'Inter', 'Segoe UI', Arial, Helvetica, sans-serif;
    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-mono: 'Consolas', 'Courier New', monospace;
    --valve-orange: #d4760a;
    --valve-brown: #8b5a2b;
    --valve-gold: #f1c34a;
    --valve-dark: #2d2418;
    --valve-steel: #6b7b8b;
    --smart-red: #e21b23;
    --smart-red2: #ff3340;
    --smart-black: #050609;
    --smart-steel: #1a2027;
    --smart-silver: #d8dde2;
    --smart-paper: #f3f1ed;
    --smart-yellow: #f1c34a;
    --smart-cyan: #79d8ff;
}

.valve-body * { box-sizing: border-box; margin: 0; padding: 0; }
.valve-body { scroll-behavior: smooth; }

.valve-body {
    background: radial-gradient(circle at 10% 0%, #242a31 0 12%, transparent 32%),
                linear-gradient(180deg, #0b0e12 0 12%, #e8e4dd 12% 100%);
    background-attachment: fixed;
    color: var(--ink);
    font-family: var(--font-sans);
    line-height: 1.75;
    font-size: 16px;
    display: block;
    min-height: 100vh;
}

.valve-body a { color: var(--valve-brown); text-decoration: none; }
.valve-body a:hover { text-decoration: underline; color: var(--valve-orange); }
.valve-body img { max-width: 100%; height: auto; display: block; }

/* ============================================================
   ТОП-БАР
   ============================================================ */
.valve-body .topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: linear-gradient(180deg, #050608, #11151a 72%, #050608);
    backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--valve-orange);
    color: #fff;
}
.valve-body .topbar:after {
    content: "";
    display: block;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--valve-orange), #fff, var(--valve-orange), transparent);
    opacity: .75;
}
.valve-body .topbar-inner {
    max-width: 1480px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 8px 24px;
    flex-wrap: wrap;
}
.valve-body .brand {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: 30px;
    letter-spacing: -0.02em;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 6px;
    font-style: italic;
    text-shadow: 3px 3px 0 #000, 0 0 24px rgba(212,118,10,.35);
}
.valve-body .brand span { color: var(--valve-orange); }
.valve-body .brand i {
    color: #9ba6b1;
    font-style: normal;
    font-weight: 400;
    font-size: 10px;
    letter-spacing: .18em;
}

.valve-body .topnav {
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
    margin-left: auto;
}
.valve-body .topnav a {
    color: #bcc4cc;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    border-radius: 3px;
    transition: .2s;
}
.valve-body .topnav a:hover {
    background: #1a1f25;
    color: #fff;
    text-decoration: none;
}
.valve-body .topnav a.active { color: var(--valve-gold); border-bottom: 2px solid var(--valve-gold); }

.valve-body .search-box { max-width: 260px; flex: 1; }
.valve-body .search-box input {
    width: 100%;
    padding: 7px 14px;
    border: 1px solid #3a444e;
    background: #0d1116;
    color: #fff;
    border-radius: 999px;
    font-size: 13px;
    outline: none;
}
.valve-body .search-box input:focus { border-color: var(--valve-gold); }

.valve-body .progress {
    height: 3px;
    background: linear-gradient(90deg, var(--valve-orange) var(--scroll, 0%), transparent 0);
    width: 100%;
}

/* ============================================================
   ХЕДЕР (HERO) — ГИДРАВЛИЧЕСКАЯ ТЕМА
   ============================================================ */
.valve-body .hero-header {
    min-height: 720px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(90deg, rgba(4,7,10,.98) 0%, rgba(4,7,10,.82) 38%, rgba(4,7,10,.30) 68%, rgba(4,7,10,.80) 100%),
                url('images/Гидроблок.jpg') center 34%/cover no-repeat !important;
    border-bottom: 5px solid var(--valve-orange);
    box-shadow: inset 0 -90px 120px rgba(0,0,0,.65), 0 25px 70px rgba(0,0,0,.25);
    color: #fff;
}
.valve-body .hero-header:before {
    content: "";
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle at 72% 48%, transparent 0 18%, rgba(212,118,10,.12) 19% 20%, transparent 21%),
                repeating-conic-gradient(from 5deg at 72% 48%, transparent 0 8deg, rgba(255,255,255,.025) 8deg 10deg);
    mask: radial-gradient(circle at 72% 48%, #000 0 34%, transparent 35%);
    animation: valve-gearSpin 70s linear infinite;
    pointer-events: none;
}
.valve-body .hero-header:after {
    content: "VALVE BODY";
    position: absolute;
    right: -3vw;
    bottom: -5vw;
    font-size: 18vw;
    line-height: .8;
    font-weight: 1000;
    font-style: italic;
    letter-spacing: -.09em;
    color: rgba(255,255,255,.045);
    transform: skew(-10deg);
    pointer-events: none;
}
@keyframes valve-gearSpin {
    to { transform: rotate(360deg); }
}

.valve-body .hero-grid {
    position: relative;
    z-index: 2;
    max-width: 1500px;
    margin: auto;
    padding: 90px 40px 120px;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, .38fr);
    gap: 30px;
    align-items: end;
    min-height: 440px;
}
.valve-body .hero-left { max-width: 900px; }
.valve-body .hero-left .eyebrow {
    color: #fff;
    background: var(--valve-orange);
    display: inline-block;
    padding: 6px 13px;
    font-weight: 900;
    letter-spacing: .14em;
    transform: skew(-8deg);
    box-shadow: 7px 7px 0 rgba(0,0,0,.45);
    font-size: 12px;
    text-transform: uppercase;
}
.valve-body .hero-left h1 {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: clamp(52px, 7vw, 112px);
    line-height: .76;
    letter-spacing: -.055em;
    text-transform: uppercase;
    text-shadow: 0 8px 28px rgba(0,0,0,.7);
    margin: 0 0 12px;
}
.valve-body .hero-left h1 em { color: var(--valve-orange); font-style: normal; }
.valve-body .hero-left p {
    font-size: 20px;
    max-width: 850px;
    color: #e4e9ee;
    text-shadow: 0 2px 12px #000;
    margin: 18px 0 20px;
}
.valve-body .hero-kickerline {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 24px;
    color: #b9c2ca;
    font-size: 11px;
    letter-spacing: .22em;
    font-weight: 900;
}
.valve-body .hero-kickerline b { color: var(--valve-orange); }

.valve-body .pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0;
}
.valve-body .pill {
    border: 1px solid rgba(255,255,255,.2);
    background: rgba(0,0,0,.35);
    backdrop-filter: blur(4px);
    padding: 5px 14px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #e0e6ec;
    border-radius: 2px;
}

.valve-body .statbox {
    background: rgba(8,11,15,.72) !important;
    border: 1px solid rgba(255,255,255,.22) !important;
    border-top: 5px solid var(--valve-orange) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 25px 70px rgba(0,0,0,.35);
    padding: 22px 26px;
    align-self: end;
}
.valve-body .statbox span {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #a0aeb8;
}
.valve-body .statbox strong {
    font-size: 25px !important;
    font-weight: 900;
    display: block;
    color: #fff !important;
    margin: 4px 0 14px;
    line-height: 1;
}
.valve-body .statbox .stat-label { color: #a0aeb8; font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; }

/* ============================================================
   ОСНОВНОЙ КОНТЕЙНЕР
   ============================================================ */
.valve-body .shell {
    max-width: 1480px;
    margin: auto;
    padding: 0 24px 80px;
    position: relative;
}
.valve-body .shell .shell {
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    border: none !important;
}
.valve-body .shell .shell::before,
.valve-body .shell .shell::after {
    display: none !important;
}
.valve-body .shell::before {
    content: "VALVE BODY";
    position: absolute;
    right: -30px;
    bottom: -30px;
    font-size: 220px;
    font-weight: 1000;
    letter-spacing: -.06em;
    color: rgba(0,0,0,.025);
    pointer-events: none;
    font-style: italic;
}
.valve-body .shell::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--valve-orange), var(--valve-gold), var(--valve-orange));
}
.valve-body .shell h2 { scroll-margin-top: 90px; }

/* ============================================================
   ВСТУПЛЕНИЕ
   ============================================================ */
.valve-body .cover-intro {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    background: var(--panel);
    border-top: 5px solid var(--valve-orange);
    box-shadow: var(--shadow);
    margin-bottom: 28px;
    border-radius: var(--radius) var(--radius) 0 0;
}
.valve-body .cover-intro .copy { padding: 34px 40px; }
.valve-body .cover-intro .copy .badge {
    display: inline-block;
    background: var(--black);
    color: var(--valve-gold);
    padding: 2px 14px;
    font-size: 9px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    border-radius: 2px;
    margin-bottom: 10px;
}
.valve-body .cover-intro .copy h2 {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: 36px;
    line-height: 1.05;
    text-transform: uppercase;
    letter-spacing: -.02em;
    margin: 0 0 12px;
}
.valve-body .cover-intro .copy h2 i { color: var(--valve-orange); font-style: normal; }
.valve-body .cover-intro .copy p { font-size: 16px; color: #1e2834; margin-bottom: 10px; }
.valve-body .cover-intro .copy .stat-row {
    display: flex;
    gap: 24px;
    margin-top: 16px;
    flex-wrap: wrap;
}
.valve-body .cover-intro .copy .stat-row .num {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: 28px;
    color: var(--valve-orange);
    display: block;
}
.valve-body .cover-intro .copy .stat-row .label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.valve-body .cover-intro .photo {
    min-height: 280px;
    background: linear-gradient(135deg, #1a1810, #2d2a1d);
    position: relative;
    border-radius: 0 var(--radius) 0 0;
}
.valve-body .cover-intro .photo::after {
    content: "VALVE BODY / HYDRAULICS / DIAGNOSTICS";
    position: absolute;
    left: 16px;
    bottom: 16px;
    background: rgba(8,11,15,.85);
    color: #fff;
    padding: 6px 14px;
    font-size: 9px;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ============================================================
   ТЕХНИЧЕСКИЙ РЕЛЬС
   ============================================================ */
.valve-body .tech-rail {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 18px 0 30px;
}
.valve-body .tile {
    background: linear-gradient(160deg, #0f151d, #080b11);
    color: #fff;
    padding: 22px 24px;
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}
.valve-body .tile::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 3px;
    background: linear-gradient(180deg, var(--valve-orange), #ff8c42, var(--valve-orange));
    border-radius: 0 3px 3px 0;
    opacity: 0.6;
    transition: all 0.3s ease;
}
.valve-body .tile:hover::before {
    opacity: 1;
    height: 80%;
    top: 10%;
}
.valve-body .tile::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 20%, rgba(212,118,10,0.06), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.valve-body .tile:hover::after {
    opacity: 1;
}
.valve-body .tile b {
    display: block;
    font-family: 'Russo One', 'Impact', 'Arial Black', sans-serif;
    font-weight: 400;
    font-size: 30px;
    margin: 6px 0 2px;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 30%, #c0cbd8 80%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 40px rgba(212,118,10,0.1);
}
.valve-body .tile span {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    font-weight: 700;
    font-size: 10px;
    text-transform: uppercase;
    color: #8899aa;
    letter-spacing: 0.14em;
    -webkit-text-fill-color: #8899aa;
    position: relative;
    padding-left: 12px;
}
.valve-body .tile span::before {
    content: "▸";
    position: absolute;
    left: -2px;
    color: var(--valve-orange);
    font-size: 10px;
}

/* ============================================================
   КАРТОЧКИ
   ============================================================ */
.valve-body .card {
    background: var(--panel);
    border: 1px solid #c6c1b8 !important;
    padding: 28px 34px;
    margin-bottom: 24px;
    box-shadow: 0 18px 55px rgba(0,0,0,.13) !important;
    position: relative;
    border-radius: 0 !important;
    overflow: hidden;
}
.valve-body .card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 5px;
    height: 100%;
    background: linear-gradient(var(--valve-orange), transparent 80%);
    opacity: .9;
}
.valve-body .card .kicker {
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted);
    margin-bottom: 4px;
}
.valve-body .card h2 {
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: clamp(30px, 3vw, 54px);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -.035em;
    line-height: 1.1;
    margin: 0 0 12px;
}
.valve-body .card h2 .highlight { color: var(--valve-orange); }
.valve-body .card h2:after {
    content: "";
    display: block;
    width: 110px;
    height: 4px;
    background: var(--valve-orange);
    margin-top: 12px;
}
.valve-body .card h3 {
    font-family: var(--font-serif);
    font-size: 22px;
    margin: 22px 0 10px;
    color: #0a1e30;
    letter-spacing: -.02em;
}
.valve-body .card h4 { font-size: 17px; margin: 16px 0 6px; color: var(--blue); }
.valve-body .card .lead {
    font-family: var(--font-serif);
    font-size: 19px;
    line-height: 1.6;
    color: #1a2632;
}
.valve-body .card .dropcap:first-letter {
    float: left;
    font-family: 'Impact', 'Arial Black', sans-serif;
    font-size: 68px;
    line-height: .78;
    padding: 6px 10px 0 0;
    color: var(--valve-orange);
}
.valve-body .card blockquote {
    border-left: 5px solid var(--valve-gold);
    background: #f8f6f0;
    padding: 16px 24px;
    margin: 16px 0;
    font-family: var(--font-serif);
    font-style: italic;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .card blockquote strong { font-style: normal; color: var(--valve-orange); }
.valve-body .card blockquote small {
    display: block;
    margin-top: 6px;
    color: var(--muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-style: normal;
}

/* ============================================================
   СЕТКИ
   ============================================================ */
.valve-body .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 14px 0; }
.valve-body .grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 14px 0; }
.valve-body .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 14px 0; }

.valve-body .mini {
    border: 1px solid var(--line);
    padding: 14px 18px;
    background: #faf9f5;
    border-radius: var(--radius);
}
.valve-body .mini strong { color: var(--blue); display: block; font-size: 15px; }
.valve-body .mini p { margin: 4px 0 0; font-size: 14px; }

/* ============================================================
   ФАКТ-ГРИД
   ============================================================ */
.valve-body .fact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin: 16px 0;
}
.valve-body .fact-card {
    background: #10151a;
    color: #f2f5f7;
    border: 1px solid #2b343e;
    padding: 20px;
    min-height: 180px;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
}
.valve-body .fact-card:after {
    content: "⚙";
    position: absolute;
    right: -18px;
    bottom: -28px;
    font-size: 110px;
    color: rgba(255,255,255,.04);
    transform: rotate(15deg);
    pointer-events: none;
}
.valve-body .fact-card .num { font-size: 11px; color: var(--valve-orange); font-weight: 900; letter-spacing: .18em; }
.valve-body .fact-card h3 { font-size: 20px; color: #fff; margin: 8px 0; font-family: var(--font-serif); }
.valve-body .fact-card p { color: #b7c1ca; font-size: 14px; }

/* ============================================================
   МАГАЗИННАЯ ГАЛЕРЕЯ
   ============================================================ */
.valve-body .mag-gallery {
    display: grid;
    grid-template-columns: 1.4fr .8fr .8fr;
    gap: 14px;
    margin: 16px 0;
}
.valve-body .mag-photo {
    position: relative;
    min-height: 260px;
    overflow: hidden;
    background: #080b0f;
    border-radius: var(--radius);
}
.valve-body .mag-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.05) saturate(.85);
    transition: transform .7s ease;
}
.valve-body .mag-photo:hover img { transform: scale(1.05); }
.valve-body .mag-photo:after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(0,0,0,.85));
    pointer-events: none;
}
.valve-body .mag-photo figcaption {
    position: absolute;
    left: 18px;
    bottom: 16px;
    z-index: 2;
    color: #fff;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: 12px;
}
.valve-body .source-chip {
    display: inline-block;
    border: 1px solid #69727a;
    padding: 4px 8px;
    font-size: 10px;
    color: #aeb7bf;
    letter-spacing: .08em;
    margin-top: 6px;
}

/* ============================================================
   СЕКЦИОННАЯ ЛЕНТА
   ============================================================ */
.valve-body .section-ribbon {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 24px;
}
.valve-body .section-ribbon .bar {
    height: 5px;
    width: 65px;
    background: var(--valve-orange);
}
.valve-body .section-ribbon span {
    font-size: 11px;
    letter-spacing: .2em;
    font-weight: 900;
    color: #65707b;
}

/* ============================================================
   ТАБЛИЦЫ
   ============================================================ */
.valve-body .table-wrap { overflow: auto; margin: 16px 0; border-radius: var(--radius); border: 1px solid var(--line); }
.valve-body table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
    background: #fff;
}
.valve-body th, .valve-body td {
    border: 1px solid var(--line);
    padding: 9px 14px;
    text-align: left;
    vertical-align: top;
}
.valve-body th {
    background: #1a222c;
    color: #fff;
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.valve-body tr:nth-child(even) td { background: #f8f7f3; }
.valve-body tr:hover td { background: #f0eee8; }

.valve-body .deep-table { width: 100%; border-collapse: collapse; }
.valve-body .deep-table th { background: #0b0e12; color: #fff; text-align: left; padding: 12px; }
.valve-body .deep-table td { padding: 11px; border-bottom: 1px solid #d5d0c7; vertical-align: top; }
.valve-body .deep-table tr:hover td { background: #f7f4ef; }

/* ============================================================
   БЛОКИ: CALL-OUT, QUOTE, WARNING, OK, NOTE
   ============================================================ */
.valve-body .callout-fact {
    background: linear-gradient(135deg, #161b21, #090b0e) !important;
    color: #fff !important;
    border-left: 6px solid var(--valve-orange) !important;
    padding: 20px 26px;
    margin: 18px 0;
    box-shadow: 0 15px 35px rgba(0,0,0,.18);
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .callout-fact .tag {
    color: var(--valve-gold);
    font-size: 9px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.16em;
}
.valve-body .callout-fact h3 { font-size: 22px; font-weight: 700; margin: 4px 0 8px; color: #fff; font-family: var(--font-serif); }
.valve-body .callout-fact p { color: #d0d8e0; margin: 0; }

.valve-body .quote-block {
    border-left: 6px solid var(--valve-orange);
    background: #f3f1ec;
    padding: 18px 26px;
    margin: 18px 0;
    font-family: var(--font-serif);
    font-size: 18px;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .quote-block small {
    display: block;
    margin-top: 6px;
    color: var(--muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-family: var(--font-sans);
}

.valve-body .warning {
    border-left: 6px solid #b87800;
    background: #fdf8ed;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .ok {
    border-left: 6px solid #1f7a4a;
    background: #eef7f0;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .note {
    border: 1px solid var(--line);
    background: #f8f7f3;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: var(--radius);
}
.valve-body .danger {
    border-left: 6px solid var(--smart-red);
    background: #fdf0ee;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .secret-box {
    background: linear-gradient(135deg, #161b21, #090b0e) !important;
    color: #fff !important;
    border-left: 6px solid var(--valve-orange) !important;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
    box-shadow: 0 15px 35px rgba(0,0,0,.18);
}
.valve-body .secret-box::before { content: "🔮 СЕКРЕТ: "; font-weight: 900; color: var(--valve-gold); }
.valve-body .fact-box {
    background: #f5f0e6;
    border-left: 8px solid #c9953b;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .fact-box::before { content: "⭐ ФАКТ: "; font-weight: 900; color: #8a6d2b; }
.valve-body .myth-box {
    background: #f9efef;
    border-left: 8px solid #a02b2b;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .myth-box::before { content: "⚡ МИФ vs РЕАЛЬНОСТЬ: "; font-weight: 900; color: #a02b2b; }
.valve-body .lifehack-box {
    background: #eaf5ea;
    border-left: 8px solid #1f7a4a;
    padding: 14px 22px;
    margin: 14px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}
.valve-body .lifehack-box::before { content: "🧠 ЛАЙФХАК: "; font-weight: 900; color: #1f6b1f; }

/* ============================================================
   ПОТОК (FLOW)
   ============================================================ */
.valve-body .flow {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
    margin: 12px 0;
    padding: 10px 14px;
    background: #f8f7f3;
    border-radius: var(--radius);
    border: 1px solid var(--line);
}
.valve-body .flow span {
    padding: 6px 14px;
    border: 1px solid #c8c0b0;
    background: #fff;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 500;
}
.valve-body .flow .arrow { font-weight: 900; color: var(--valve-orange); font-size: 18px; padding: 0 2px; }

/* ============================================================
   ФОРМУЛЫ
   ============================================================ */
.valve-body .formula {
    background: var(--black);
    color: #fff;
    padding: 16px 24px;
    text-align: center;
    font-family: var(--font-serif);
    font-size: 20px;
    margin: 14px 0;
    border-radius: var(--radius);
    overflow: auto;
}
.valve-body .formula sub { font-size: 14px; }

/* ============================================================
   КОД
   ============================================================ */
.valve-body .code {
    background: #0e1218;
    color: #dce4ec;
    padding: 16px 20px;
    border-radius: var(--radius);
    overflow: auto;
    font-family: var(--font-mono);
    font-size: 13px;
    margin: 12px 0;
    border: 1px solid #2a3038;
}

/* ============================================================
   ФОТО-БЛОКИ
   ============================================================ */
.valve-body .photo-block {
    margin: 16px 0;
    border: 1px solid var(--line);
    background: #fff;
    padding: 6px;
    border-radius: var(--radius);
}
.valve-body .photo-block img { width: 100%; max-height: 440px; object-fit: cover; border-radius: var(--radius); }
.valve-body .photo-block figcaption {
    padding: 8px 8px 2px;
    font-size: 12px;
    color: var(--muted);
}

/* ============================================================
   ТАЙМЛАЙН
   ============================================================ */
.valve-body .timeline {
    border-left: 3px solid #9ab0c4;
    padding-left: 22px;
    margin: 14px 0;
}
.valve-body .timeline article {
    position: relative;
    margin: 0 0 18px;
}
.valve-body .timeline article::before {
    content: "";
    position: absolute;
    left: -31px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--valve-orange);
}
.valve-body .timeline article h3 { font-size: 16px; margin: 0 0 2px; font-family: var(--font-sans); }
.valve-body .timeline article p { margin: 0; }

/* ============================================================
   ГАЛЕРЕЯ
   ============================================================ */
.valve-body .gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin: 20px 0;
}
.valve-body .gallery-item {
    background: #fff;
    border: 1px solid #d0cbc0;
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.3s ease;
}
.valve-body .gallery-item:hover {
    border-color: var(--valve-orange);
    transform: translateY(-4px);
    box-shadow: 0 8px 40px rgba(0,0,0,.12);
}
.valve-body .gallery-item a {
    display: block;
    overflow: hidden;
    line-height: 0;
}
.valve-body .gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.valve-body .gallery-item:hover img {
    transform: scale(1.03);
}
.valve-body .gallery-item .caption {
    padding: 14px 18px;
}
.valve-body .gallery-item .caption h3 {
    font-size: 15px;
    margin: 0 0 4px;
    color: #0a0e14;
}
.valve-body .gallery-item .caption p {
    font-size: 13px;
    color: #5a6a7a;
    margin: 0;
    line-height: 1.5;
}
.valve-body .gallery-item .caption .license-note {
    font-size: 11px;
    color: #5a6a7a;
    margin-top: 6px;
    display: block;
}
.valve-body .gallery-item .caption .license-note a {
    color: #0a3d6b;
    text-decoration: none;
}
.valve-body .gallery-item .caption .license-note a:hover {
    text-decoration: underline;
}

/* ============================================================
   ДЕТАЛИ (ACCORDION)
   ============================================================ */
.valve-body details {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin: 10px 0;
    background: #fff;
}
.valve-body summary {
    cursor: pointer;
    padding: 12px 18px;
    font-weight: 800;
    font-size: 15px;
    border-radius: var(--radius);
    transition: .2s;
}
.valve-body summary:hover { background: #f0ede6; }
.valve-body details>div { padding: 0 18px 16px; }

/* ============================================================
   ГЛОССАРИЙ
   ============================================================ */
.valve-body .glossary-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 32px;
}
.valve-body .term {
    padding: 10px 0;
    border-bottom: 1px solid #e0dad0;
}
.valve-body .term:last-child { border-bottom: 0; }
.valve-body .term strong { color: var(--blue); display: block; }

/* ============================================================
   МАСТЕР-БАННЕР
   ============================================================ */
.valve-body .master-banner {
    margin: 18px 0 28px;
    padding: 32px 36px;
    background: linear-gradient(145deg, #0a0e14, #1a0f0a 45%, #0d0a06 80%, #0d0a12);
    color: #eef5fa;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-left: 6px solid var(--valve-orange);
    box-shadow: 0 20px 60px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.04);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
}
.valve-body .master-banner::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212,118,10,0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}
.valve-body .master-banner::after {
    content: "⚙";
    position: absolute;
    right: 20px;
    bottom: -10px;
    font-size: 120px;
    color: rgba(255, 255, 255, 0.02);
    pointer-events: none;
    transform: rotate(15deg);
}
.valve-body .master-banner h2 {
    font-family: 'Russo One', 'Unbounded', 'Impact', 'Arial Black', sans-serif;
    font-size: 38px;
    line-height: 1.05;
    margin: 0 0 12px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff 20%, #f1c34a 55%, #ff6b35 90%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px rgba(241, 195, 74, 0.1);
    position: relative;
    z-index: 1;
}
.valve-body .master-banner p {
    max-width: 800px;
    color: #c7d5df;
    margin: 8px 0;
    font-size: 16px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}
.valve-body .master-banner p strong {
    color: #f1c34a;
    font-weight: 700;
}
.valve-body .master-banner .master-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-top: 20px;
    position: relative;
    z-index: 1;
}
.valve-body .master-metric {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.07);
    padding: 14px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    backdrop-filter: blur(4px);
}
.valve-body .master-metric:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(241, 195, 74, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}
.valve-body .master-metric b {
    display: block;
    font-size: 28px;
    font-weight: 900;
    color: #fff;
    font-family: 'Russo One', 'Impact', sans-serif;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #ffffff, #79d8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.valve-body .master-metric span {
    font-size: 10px;
    text-transform: uppercase;
    color: #9fb0bd;
    letter-spacing: 0.1em;
    font-weight: 700;
    display: block;
    margin-top: 2px;
}

/* ============================================================
   ФУТЕР
   ============================================================ */
.valve-body .glossy-footer {
    background: #06080b;
    color: #aeb7bf;
    border-top: 5px solid var(--valve-orange);
    padding: 70px 28px;
    margin-top: 40px;
}
.valve-body .glossy-footer .footer-grid {
    max-width: 1480px;
    margin: auto;
    display: grid;
    grid-template-columns: 1.4fr .7fr .7fr;
    gap: 30px;
}
.valve-body .glossy-footer h3 { color: #fff; text-transform: uppercase; }
.valve-body .glossy-footer .big {
    font-size: 64px;
    font-weight: 1000;
    font-style: italic;
    letter-spacing: -.07em;
    color: #fff;
}
.valve-body .glossy-footer .big span { color: var(--valve-orange); }

/* ============================================================
   БЭК-ТО-ТОП
   ============================================================ */
.valve-body .back {
    position: fixed;
    right: 20px;
    bottom: 20px;
    background: var(--blue);
    color: #fff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    text-decoration: none;
    box-shadow: var(--shadow);
    font-size: 22px;
    z-index: 999;
    transition: .3s;
    border: none;
    cursor: pointer;
}
.valve-body .back:hover { background: var(--valve-orange); text-decoration: none; }

/* ============================================================
   ДОПОЛНИТЕЛЬНЫЕ ЭФФЕКТЫ
   ============================================================ */
.valve-body .hero {
    position: relative;
    overflow: hidden;
    min-height: 680px;
    border-bottom: 1px solid #3d464f;
    background: radial-gradient(circle at 80% 25%, rgba(230, 180, 0, .28), transparent 28%),
                linear-gradient(115deg, #1f2329 20%, #2b333e 55%, #1a1e22);
}
.valve-body .hero .hero-grid {
    max-width: 1450px;
    margin: auto;
    min-height: 680px;
    padding: 72px 28px 42px;
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 30px;
    align-items: center;
}
.valve-body .hero .kicker {
    font-size: 12px;
    letter-spacing: .24em;
    text-transform: uppercase;
    color: var(--valve-orange);
    font-weight: 900;
}
.valve-body .hero h2 {
    font-family: 'Unbounded', 'Montserrat', 'Segoe UI', sans-serif;
    font-weight: 600;
    font-size: clamp(46px, 7vw, 104px);
    line-height: 0.8;
    margin: 18px 0 24px;
    letter-spacing: -0.04em;
    text-transform: uppercase;
    color: #f0f3f7;
}
.valve-body .hero h2 span { color: var(--valve-orange); }
.valve-body .hero h2:after {
    content: "";
    display: block;
    width: 110px;
    height: 4px;
    background: var(--valve-orange);
    margin-top: 12px;
}
.valve-body .hero .lead {
    font-size: clamp(17px, 2vw, 24px);
    max-width: 820px;
    color: #c9d2dc;
}
.valve-body .badge-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 28px;
}
.valve-body .badge {
    border: 1px solid #6a7a8a;
    background: rgba(255, 255, 255, .12);
    padding: 8px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .06em;
    color: #e8edf2;
}
.valve-body .hero-art {
    position: relative;
    height: 520px;
    display: grid;
    place-items: center;
}
.valve-body .gear-watermark {
    position: absolute;
    inset: -90px -70px auto auto;
    width: 650px;
    height: 650px;
    opacity: .25;
    animation: valve-spin 45s linear infinite;
}
@keyframes valve-spin {
    to { transform: rotate(360deg); }
}
.valve-body .car-card {
    position: relative;
    width: min(680px, 100%);
    padding: 22px;
    border: 1px solid #7a8a9a;
    border-radius: 28px;
    background: linear-gradient(145deg, rgba(255, 255, 255, .22), rgba(255, 255, 255, .10));
    box-shadow: 0 12px 32px rgba(0,0,0,.45);
    overflow: hidden;
}
.valve-body .car-card:after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, .30) 45%, transparent 55%);
    transform: translateX(-120%);
    animation: valve-shine 6s ease-in-out infinite;
}
@keyframes valve-shine {
    50%, 100% { transform: translateX(120%); }
}
.valve-body .car-photo {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 18px;
    filter: saturate(.90) contrast(1.0) brightness(.92);
}
.valve-body .car-caption {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 14px;
    font-size: 12px;
    color: #d5dde6;
}
.valve-body .flow .node {
    padding: 9px 12px;
    border: 1px solid #6a7a8a;
    background: rgba(30, 36, 44, .88);
    border-radius: 10px;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    color: #eef3f8;
}
.valve-body .flow .arrow {
    color: var(--valve-orange);
    font-weight: 1000;
    animation: valve-pulse 1.2s infinite;
}
@keyframes valve-pulse {
    50% { opacity: .3; transform: translateX(5px); }
}

/* ============================================================
   АДАПТИВНОСТЬ
   ============================================================ */
@media (max-width: 1024px) {
    .valve-body .hero-grid { grid-template-columns: 1fr; padding: 65px 22px 100px; }
    .valve-body .cover-intro { grid-template-columns: 1fr; }
    .valve-body .grid-2, .valve-body .grid-3, .valve-body .grid-4, .valve-body .tech-rail { grid-template-columns: 1fr 1fr; }
    .valve-body .fact-grid { grid-template-columns: 1fr 1fr; }
    .valve-body .mag-gallery { grid-template-columns: 1fr; }
    .valve-body .glossary-grid { grid-template-columns: 1fr; }
    .valve-body .topnav { display: none; }
    .valve-body .search-box { max-width: 160px; }
    .valve-body .glossy-footer .footer-grid { grid-template-columns: 1fr; }
    .valve-body .master-banner .master-grid { grid-template-columns: repeat(2, 1fr); }
    .valve-body .master-banner h2 { font-size: 28px; }
    .valve-body .master-metric b { font-size: 22px; }
    .valve-body .hero .hero-grid { grid-template-columns: 1fr; }
    .valve-body .hero-art { height: 400px; }
}
@media (max-width: 768px) {
    .valve-body .tech-rail { grid-template-columns: 1fr 1fr; gap: 10px; }
    .valve-body .tile { padding: 16px 18px; }
    .valve-body .tile b { font-size: 22px; }
    .valve-body .master-banner { padding: 24px 20px; }
    .valve-body .master-banner .master-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
}
@media (max-width: 600px) {
    .valve-body .hero-header { min-height: 650px; }
    .valve-body .hero-grid { padding: 20px 16px; }
    .valve-body .hero-left h1 { font-size: 52px; }
    .valve-body .card { padding: 16px; }
    .valve-body .grid-2, .valve-body .grid-3, .valve-body .grid-4, .valve-body .tech-rail { grid-template-columns: 1fr; }
    .valve-body .fact-grid { grid-template-columns: 1fr; }
    .valve-body .statbox strong { font-size: 26px; }
    .valve-body .cover-intro .copy { padding: 20px; }
    .valve-body .shell { padding: 0 12px 50px; }
    .valve-body .back { width: 40px; height: 40px; font-size: 18px; right: 12px; bottom: 12px; }
    .valve-body .topnav { display: none; }
    .valve-body .glossy-footer .footer-grid { grid-template-columns: 1fr; }
    .valve-body .master-banner { padding: 18px 14px; border-left-width: 4px; }
    .valve-body .master-banner h2 { font-size: 22px; }
    .valve-body .master-banner p { font-size: 14px; }
    .valve-body .master-banner .master-grid { grid-template-columns: 1fr 1fr; gap: 6px; }
    .valve-body .master-metric { padding: 10px 12px; }
    .valve-body .master-metric b { font-size: 20px; }
    .valve-body .hero .hero-grid { padding: 40px 16px 30px; }
    .valve-body .hero h2 { font-size: 38px; }
    .valve-body .hero-art { height: 300px; }
    .valve-body .gear-watermark { width: 300px; height: 300px; }
}
@media (max-width: 480px) {
    .valve-body .tech-rail { grid-template-columns: 1fr; }
}

/* ============================================================
   ПЕЧАТЬ
   ============================================================ */
@media print {
    .valve-body .topbar, .valve-body .back { display: none !important; }
    .valve-body { background: #fff !important; font-size: 11pt; }
    .valve-body .hero-header { min-height: auto; padding: 20px; background: #fff !important; color: #000; border-bottom: 4px solid #000; }
    .valve-body .hero-header::before, .valve-body .hero-header::after { display: none; }
    .valve-body .shell { margin: 0; padding: 0; background: #fff; }
    .valve-body .card { box-shadow: none !important; border: 1px solid #ccc !important; break-inside: avoid; }
    .valve-body .card::before { display: none; }
    .valve-body .callout-fact, .valve-body .secret-box { background: #f5f5f5 !important; color: #000 !important; border-color: #000 !important; }
    .valve-body .fact-grid, .valve-body .mag-gallery { break-inside: avoid; }
    .valve-body .glossy-footer { background: #fff; color: #000; border-top: 4px solid #000; }
    .valve-body .glossy-footer .big { color: #000; }
    .valve-body .formula { background: #f5f5f5; color: #000; }
    .valve-body .code { background: #f5f5f5; color: #000; }
    .valve-body .tech-rail, .valve-body .pill-group { display: none; }
    .valve-body .progress { display: none; }
    .valve-body h2 { break-before: page; }
    .valve-body .master-banner { background: #f5f5f5 !important; color: #000 !important; border-color: #000 !important; }
    .valve-body .master-banner h2 { -webkit-text-fill-color: #000 !important; color: #000 !important; background: none !important; }
    .valve-body .master-banner p strong { color: #000 !important; }
    .valve-body .master-metric b { -webkit-text-fill-color: #000 !important; color: #000 !important; background: none !important; }
    .valve-body .master-metric span { color: #000 !important; }
    .valve-body .master-metric { background: #eee !important; border-color: #ccc !important; }
    .valve-body .hero .hero-grid { min-height: auto; padding: 20px; }
    .valve-body .hero .lead { color: #000; }
    .valve-body .hero .kicker { color: var(--valve-orange); }
    .valve-body .hero h2 { color: #000; }
    .valve-body .hero-art { height: auto; }
    .valve-body .gear-watermark { display: none; }
    .valve-body .car-card { background: #fff; border: 1px solid #ccc; }
    .valve-body .car-card:after { display: none; }
    .valve-body .badge { border-color: #aaa; color: #000; background: #eee; }
}