/* ============================================================
   odiyana-infrastructure.css — premium visual design system
   ============================================================ */

/* ── DESIGN TOKENS ─────────────────────────────────────────── */
:root {
    --inf-max-w: 1220px;

    /* radii */
    --inf-r-xs: 8px;
    --inf-r:    16px;
    --inf-r-lg: 24px;

    /* shadows — light, clean, non-heavy */
    --inf-shadow:       0 1px 4px rgba(20,32,46,0.04), 0 6px 20px rgba(20,32,46,0.05);
    --inf-shadow-md:    0 2px 8px rgba(20,32,46,0.06), 0 12px 32px rgba(20,32,46,0.07);
    --inf-shadow-hover: 0 4px 12px rgba(20,32,46,0.08), 0 20px 44px rgba(20,32,46,0.10);

    /* border */
    --inf-border: 1px solid rgba(20,32,46,0.07);

    /* palette */
    --inf-text:    #1D2938;
    --inf-muted:   #5F6B7A;
    --inf-bg:      #F3F6F9;
    --inf-bg-alt:  #EEF2F6;
    --inf-white:   #FFFFFF;
    --inf-navy:    #1A2535;
    --inf-navy-2:  #243040;
    --inf-accent:  #9E0013;
    --inf-accent-d:#380007;
    --inf-gold:    #A98860;

    --inf-section-gap: 80px;
}

/* ── BASE ──────────────────────────────────────────────────── */
.inf-page { background: var(--inf-bg); color: var(--inf-text); font-size: 15px; }
.inf-page .page-header { position: relative; z-index: 10; }

.inf-inner {
    max-width: var(--inf-max-w);
    margin: 0 auto;
    padding: 0 24px;
}

/* ── SECTION TITLE ─────────────────────────────────────────── */
.inf-section-title {
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--inf-text);
    margin: 0 0 32px;
    position: relative;
    padding-bottom: 18px;
}
.inf-section-title::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 44px; height: 3px;
    background: linear-gradient(90deg, var(--inf-accent), var(--inf-gold));
    border-radius: 2px;
}
.inf-section-title--light {
    color: #fff;
}
.inf-section-title--light::after {
    background: linear-gradient(90deg, var(--inf-accent), var(--inf-gold));
}

/* ── HERO ──────────────────────────────────────────────────── */
.inf-hero {
    background: linear-gradient(160deg, #EBF0F6 0%, var(--inf-bg) 50%, #E8EDF4 100%);
    border-bottom: var(--inf-border);
    padding: 64px 0 80px;
}
.inf-hero__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

/* breadcrumbs */
.inf-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--inf-muted);
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}
.inf-breadcrumbs a { color: var(--inf-muted); text-decoration: none; }
.inf-breadcrumbs a:hover { color: var(--inf-accent); }
.inf-breadcrumbs span { opacity: 0.5; }

/* hero badge (text strip above h1) */
.inf-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(158,0,19,0.07);
    border: 1px solid rgba(158,0,19,0.18);
    color: var(--inf-accent);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
}
.inf-hero__badge::before {
    content: '';
    width: 5px; height: 5px;
    background: var(--inf-accent);
    border-radius: 50%;
    flex-shrink: 0;
}

.inf-hero__h1 {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.04;
    color: var(--inf-text);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin: 0 0 20px;
}
.inf-hero__text { margin-bottom: 0; }
.inf-hero__text p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--inf-muted);
    margin: 0 0 10px;
}
.inf-hero__text p:last-child { margin-bottom: 0; }

.inf-hero__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 32px;
}
.inf-hero__actions .btn {
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    padding: 15px 28px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.18s, color 0.18s, border-color 0.18s, box-shadow 0.18s, transform 0.15s;
}
.inf-hero__actions .btn:hover { transform: translateY(-2px); }
.inf-hero__actions .btn--primary {
    background: var(--inf-accent);
    border: 1.5px solid var(--inf-accent);
    color: #fff;
    box-shadow: 0 4px 16px rgba(158,0,19,0.22);
}
.inf-hero__actions .btn--primary:hover {
    background: var(--inf-accent-d);
    border-color: var(--inf-accent-d);
    box-shadow: 0 6px 22px rgba(158,0,19,0.30);
}
.inf-hero__actions .btn--outline {
    background: transparent;
    border: 1.5px solid rgba(29,41,56,0.25);
    color: var(--inf-text);
}
.inf-hero__actions .btn--outline:hover {
    border-color: var(--inf-accent);
    color: var(--inf-accent);
}

/* hero image card */
.inf-hero__visual {
    position: relative;
    border-radius: var(--inf-r-lg);
    overflow: hidden;
    box-shadow: var(--inf-shadow-md), 0 0 0 1px rgba(20,32,46,0.06);
    aspect-ratio: 4/3;
    background: linear-gradient(145deg, #D0DAE5 0%, #B8C8D8 100%);
    /* smooth scale-in on load */
}
.inf-hero__visual img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.7s ease;
}
.inf-hero__visual:hover img { transform: scale(1.03); }

/* bottom-fade overlay — sits between image and badge */
.inf-hero__visual-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(
        to bottom,
        rgba(0,0,0,0)   45%,
        rgba(0,0,0,0.40) 100%
    );
}

/* location badge — white card pinned bottom-left */
.inf-hero__visual-badge {
    position: absolute;
    bottom: 16px;
    left: 16px;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: rgba(255,255,255,0.95);
    border-radius: var(--inf-r-xs);
    padding: 9px 13px 9px 10px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}
.inf-hero__visual-badge svg {
    width: 13px; height: 13px;
    color: var(--inf-accent);
    flex-shrink: 0;
    display: block;
    margin-bottom: 3px;
}
.inf-hero__visual-location {
    font-size: 13px;
    font-weight: 700;
    color: var(--inf-text);
    line-height: 1.2;
    white-space: nowrap;
}
.inf-hero__visual-caption {
    font-size: 11px;
    color: var(--inf-muted);
    line-height: 1.3;
    white-space: nowrap;
}

/* ── STATS ─────────────────────────────────────────────────── */
.inf-stats {
    margin-top: -32px;
    position: relative;
    z-index: 2;
    padding-bottom: var(--inf-section-gap);
}
.inf-stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.inf-stat {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 24px 22px 22px;
    box-shadow: var(--inf-shadow);
    transition: box-shadow 0.25s, transform 0.25s;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
/* red top accent line */
.inf-stat::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--inf-accent) 0%, var(--inf-gold) 100%);
}
.inf-stat:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-3px);
}

/* icon */
.inf-stat__icon {
    width: 38px; height: 38px;
    background: rgba(158,0,19,0.06);
    border-radius: var(--inf-r-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-accent);
    margin-bottom: 16px;
    flex-shrink: 0;
}
.inf-stat__icon svg { width: 18px; height: 18px; }

/* value — large & bold */
.inf-stat__value {
    font-size: 38px;
    font-weight: 700;
    color: var(--inf-accent);
    line-height: 1;
    margin-bottom: 5px;
    letter-spacing: -0.02em;
}
.inf-stat__label {
    font-size: 11px;
    font-weight: 700;
    color: var(--inf-text);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-bottom: 6px;
}
.inf-stat__desc {
    font-size: 12px;
    color: var(--inf-muted);
    line-height: 1.5;
    margin-top: auto;
}

/* ── LAND ──────────────────────────────────────────────────── */
.inf-land { padding: 0 0 var(--inf-section-gap); }
.inf-land__grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 44px;
    align-items: start;
}
.inf-land__text p {
    font-size: 15px;
    line-height: 1.75;
    color: var(--inf-text);
    margin: 0 0 14px;
}
.inf-land__text p:last-child { margin-bottom: 0; }

/* dark sticky card */
.inf-land__card {
    background: linear-gradient(150deg, #1E2B3A 0%, #283646 100%);
    border-radius: var(--inf-r);
    padding: 28px 24px 26px;
    color: #fff;
    box-shadow: 0 12px 40px rgba(0,0,0,0.18);
    position: sticky;
    top: 100px;
}
.inf-land__card-icon {
    width: 42px; height: 42px;
    background: rgba(255,255,255,0.09);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-gold);
    margin-bottom: 14px;
}
.inf-land__card-icon svg { width: 20px; height: 20px; }
.inf-land__card-label {
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--inf-gold);
    margin-bottom: 14px;
    font-weight: 700;
}

/* chips */
.inf-land__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.inf-land__chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    background: rgba(255,255,255,0.09);
    border: 1px solid rgba(255,255,255,0.13);
    border-radius: 999px;
    padding: 5px 11px;
    line-height: 1.3;
    transition: background 0.15s;
}
.inf-land__chip:hover { background: rgba(255,255,255,0.15); }
.inf-land__chip::before {
    content: '';
    width: 4px; height: 4px;
    background: linear-gradient(135deg, var(--inf-accent), var(--inf-gold));
    border-radius: 50%;
    flex-shrink: 0;
}

/* ── BUILDINGS ─────────────────────────────────────────────── */
.inf-buildings { padding: 0 0 var(--inf-section-gap); }

/* "15 650 м² уже построено" accent headline */
.inf-buildings__headline {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: rgba(158,0,19,0.04);
    border: 1px solid rgba(158,0,19,0.10);
    border-left: 4px solid var(--inf-accent);
    border-radius: 0 var(--inf-r-xs) var(--inf-r-xs) 0;
    padding: 16px 22px;
    margin-bottom: 24px;
}
.inf-buildings__headline-num {
    font-size: 30px;
    font-weight: 700;
    color: var(--inf-accent);
    line-height: 1;
    white-space: nowrap;
    flex-shrink: 0;
    padding-top: 2px;
}
.inf-buildings__headline-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--inf-muted);
    padding-top: 4px;
}

.inf-buildings__intro { margin-bottom: 28px; }
.inf-buildings__intro p {
    font-size: 15px; line-height: 1.75; color: var(--inf-text); margin: 0 0 12px;
}
.inf-buildings__intro p:last-child { margin-bottom: 0; }

.inf-buildings__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.inf-building-card {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 24px 20px 22px;
    box-shadow: var(--inf-shadow);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: box-shadow 0.25s, transform 0.25s;
}
.inf-building-card:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-3px);
}
.inf-building-card__icon {
    width: 42px; height: 42px;
    background: rgba(158,0,19,0.06);
    border-radius: var(--inf-r-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-accent);
    flex-shrink: 0;
}
.inf-building-card__icon svg { width: 20px; height: 20px; }
.inf-building-card__title {
    font-size: 14px;
    font-weight: 700;
    color: var(--inf-text);
    margin: 0;
}
.inf-building-card__desc {
    font-size: 13px;
    line-height: 1.6;
    color: var(--inf-muted);
    margin: 0;
}

/* ── RAILWAY ───────────────────────────────────────────────── */
.inf-railway {
    padding: 72px 0 68px;
    background: linear-gradient(150deg, var(--inf-navy) 0%, var(--inf-navy-2) 100%);
    position: relative;
    overflow: hidden;
    margin-bottom: var(--inf-section-gap);
}
/* subtle radial glows — not heavy */
.inf-railway::before {
    content: '';
    position: absolute;
    right: -60px; top: -60px;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(158,0,19,0.10) 0%, transparent 60%);
    pointer-events: none;
}
.inf-railway::after {
    content: '';
    position: absolute;
    left: 10%; bottom: -40px;
    width: 220px; height: 220px;
    background: radial-gradient(circle, rgba(169,136,96,0.07) 0%, transparent 60%);
    pointer-events: none;
}

.inf-railway__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
    position: relative;
    z-index: 1;
}
.inf-railway__content { color: #fff; }

/* large "1,45 км" in right column */
.inf-railway__visual {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
}
.inf-railway__big-value { display: flex; flex-direction: column; gap: 4px; }
.inf-railway__value {
    font-size: 80px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.025em;
    background: linear-gradient(140deg, #ffffff 20%, rgba(169,136,96,0.85) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.inf-railway__value-sub {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--inf-gold);
}
/* decorative railway track graphic */
.inf-railway__visual-deco {
    width: 100%;
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.inf-railway__track-svg {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0.9;
}
.inf-railway__visual-badge {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 18px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(169,136,96,0.20);
    border-radius: var(--inf-r-xs);
    font-size: 13px;
    line-height: 1.55;
    color: rgba(255,255,255,0.65);
}
.inf-railway__visual-badge svg {
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--inf-gold);
    width: 18px; height: 18px;
}

.inf-railway__text {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255,255,255,0.72);
    margin: 0 0 24px;
}

/* ─── Route map: dot-line infographic ─── */
.inf-railway__route-map {
    display: flex;
    align-items: flex-start;
    gap: 0;
    margin: 0 0 24px;
    padding: 18px 20px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.09);
    border-radius: var(--inf-r-xs);
}

.inf-railway__route-stop {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    min-width: 80px;
}
.inf-railway__route-dot-ring {
    width: 18px; height: 18px;
    border-radius: 50%;
    background: rgba(255,255,255,0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.inf-railway__route-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.55);
}
/* origin */
.inf-railway__route-stop.is-origin .inf-railway__route-dot-ring {
    background: rgba(169,136,96,0.25);
    border: 1px solid rgba(169,136,96,0.5);
}
.inf-railway__route-stop.is-origin .inf-railway__route-dot {
    background: var(--inf-gold);
}
/* hub = Odiyana (main) */
.inf-railway__route-stop.is-hub .inf-railway__route-dot-ring {
    width: 22px; height: 22px;
    background: rgba(158,0,19,0.35);
    border: 1.5px solid rgba(158,0,19,0.80);
}
.inf-railway__route-stop.is-hub .inf-railway__route-dot {
    width: 10px; height: 10px;
    background: var(--inf-accent);
}
/* destination */
.inf-railway__route-stop.is-dest .inf-railway__route-dot-ring {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.25);
}
.inf-railway__route-stop.is-dest .inf-railway__route-dot {
    background: rgba(255,255,255,0.40);
}

.inf-railway__route-label {
    font-size: 11px;
    font-weight: 500;
    color: rgba(255,255,255,0.60);
    text-align: center;
    line-height: 1.3;
    max-width: 88px;
}
.inf-railway__route-stop.is-origin .inf-railway__route-label { color: var(--inf-gold); font-weight: 600; }
.inf-railway__route-stop.is-hub    .inf-railway__route-label { color: #fff; font-weight: 700; font-size: 12px; }
.inf-railway__route-stop.is-dest   .inf-railway__route-label { color: rgba(255,255,255,0.50); }

/* connecting track between stops */
.inf-railway__route-track {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-bottom: 22px; /* push to dot row level */
}
.inf-railway__route-track-arrow {
    display: block;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, rgba(169,136,96,0.5), rgba(255,255,255,0.20));
    position: relative;
}
.inf-railway__route-track-arrow::after {
    content: '';
    position: absolute;
    right: -1px; top: -3px;
    width: 7px; height: 7px;
    border-top: 1.5px solid rgba(255,255,255,0.35);
    border-right: 1.5px solid rgba(255,255,255,0.35);
    transform: rotate(45deg);
}

/* ─── Capability mini-cards (2-col grid) ─── */
.inf-railway__cap-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7px;
    margin-bottom: 18px;
}
.inf-railway__cap-card {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 12px;
    line-height: 1.4;
    color: rgba(255,255,255,0.80);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--inf-r-xs);
    padding: 9px 12px;
    transition: background 0.15s;
}
.inf-railway__cap-card:hover { background: rgba(255,255,255,0.08); }
.inf-railway__cap-card svg {
    width: 8px; height: 8px;
    color: var(--inf-accent);
    flex-shrink: 0;
}

/* hub note strip */
.inf-railway__hub-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.55;
    color: var(--inf-gold);
    background: rgba(169,136,96,0.08);
    border: 1px solid rgba(169,136,96,0.18);
    border-radius: var(--inf-r-xs);
    padding: 11px 14px;
    margin-bottom: 14px;
}
.inf-railway__hub-note svg { width: 14px; height: 14px; flex-shrink: 0; margin-top: 1px; }

/* fine-print note */
.inf-railway__note {
    font-size: 12px;
    line-height: 1.65;
    color: rgba(255,255,255,0.42);
    border-top: 1px solid rgba(255,255,255,0.07);
    padding-top: 14px;
}

/* ── LOGISTICS ─────────────────────────────────────────────── */
.inf-logistics { padding: 0 0 var(--inf-section-gap); }
.inf-logistics__intro { margin-bottom: 28px; }
.inf-logistics__intro p {
    font-size: 15px; line-height: 1.75; color: var(--inf-text); margin: 0 0 10px;
}
.inf-logistics__intro p:last-child { margin-bottom: 0; }

/* 3 grouped cards */
.inf-logistics__groups {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.inf-logistics-group {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 28px 24px 26px;
    box-shadow: var(--inf-shadow);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.25s, transform 0.25s;
}
.inf-logistics-group::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--inf-accent) 0%, var(--inf-gold) 100%);
}
.inf-logistics-group:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-3px);
}
.inf-logistics-group__icon {
    width: 48px; height: 48px;
    background: rgba(158,0,19,0.06);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-accent);
    margin-bottom: 14px;
}
.inf-logistics-group__icon svg { width: 22px; height: 22px; }
.inf-logistics-group__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--inf-text);
    margin: 0 0 14px;
}
.inf-logistics-group__list {
    list-style: none;
    padding: 0; margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.inf-logistics-group__list li {
    font-size: 13px;
    line-height: 1.5;
    color: var(--inf-muted);
    padding-left: 15px;
    position: relative;
}
.inf-logistics-group__list li::before {
    content: '';
    position: absolute;
    left: 0; top: 7px;
    width: 5px; height: 5px;
    background: linear-gradient(135deg, var(--inf-accent), var(--inf-gold));
    border-radius: 50%;
}

/* ── OFFICE ────────────────────────────────────────────────── */
.inf-office { padding: 0 0 var(--inf-section-gap); }
.inf-office__intro {
    font-size: 15px;
    line-height: 1.75;
    color: var(--inf-text);
    margin: 0 0 28px;
    max-width: 760px;
}
.inf-office__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.inf-office-card {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 28px 26px;
    box-shadow: var(--inf-shadow);
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.25s, transform 0.2s;
}
.inf-office-card:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-2px);
}
.inf-office-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--inf-accent), var(--inf-gold));
}
.inf-office-card__title {
    font-size: 17px;
    font-weight: 700;
    color: var(--inf-text);
    margin: 0 0 8px;
}
.inf-office-card__desc {
    font-size: 13px;
    line-height: 1.65;
    color: var(--inf-muted);
    margin: 0 0 16px;
}
.inf-office-card__list {
    list-style: none;
    padding: 0; margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 16px;
}
.inf-office-card__list li {
    font-size: 13px;
    line-height: 1.5;
    color: var(--inf-text);
    padding-left: 14px;
    position: relative;
}
.inf-office-card__list li::before {
    content: '';
    position: absolute;
    left: 0; top: 7px;
    width: 5px; height: 5px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--inf-accent), var(--inf-gold));
}

/* ── ENGINEERING ───────────────────────────────────────────── */
.inf-engineering {
    padding: var(--inf-section-gap) 0;
    background: var(--inf-bg-alt);
    border-top: var(--inf-border);
    border-bottom: var(--inf-border);
    margin-bottom: var(--inf-section-gap);
}
.inf-engineering__intro { margin-bottom: 32px; }
.inf-engineering__intro p {
    font-size: 15px; line-height: 1.75; color: var(--inf-text); margin: 0 0 10px;
}
.inf-engineering__intro p:last-child { margin-bottom: 0; }

.inf-engineering__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.inf-engineering-card {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 24px 20px;
    box-shadow: var(--inf-shadow);
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: box-shadow 0.2s, transform 0.2s;
}
.inf-engineering-card:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-2px);
}
.inf-engineering-card__icon {
    width: 44px; height: 44px;
    min-width: 44px;
    background: rgba(158,0,19,0.06);
    border-radius: var(--inf-r-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-accent);
    overflow: hidden;
    flex-shrink: 0;
}
.inf-engineering-card__icon svg {
    width: 22px; height: 22px;
    min-width: 22px; min-height: 22px;
    max-width: 22px; max-height: 22px;
    display: block;
    flex-shrink: 0;
}
.inf-engineering-card__title {
    font-size: 13px;
    font-weight: 700;
    color: var(--inf-text);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
}
.inf-engineering-card__desc {
    font-size: 12px;
    line-height: 1.65;
    color: var(--inf-muted);
    margin: 0;
}

/* ── DEVELOPMENT (roadmap) ─────────────────────────────────── */
.inf-development { padding: 0 0 var(--inf-section-gap); }
.inf-development__intro { margin-bottom: 16px; }
.inf-development__intro p {
    font-size: 15px; line-height: 1.75; color: var(--inf-text); margin: 0 0 10px;
}
.inf-development__intro p:last-child { margin-bottom: 0; }

/* "перспективные направления" badge */
.inf-development__perspective {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    font-weight: 600;
    color: var(--inf-gold);
    background: rgba(169,136,96,0.07);
    border: 1px solid rgba(169,136,96,0.20);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 28px;
    line-height: 1.3;
}
.inf-development__perspective svg { width: 13px; height: 13px; flex-shrink: 0; }

/* ── Roadmap layout ───── */
.inf-development__roadmap {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0 2px;
    position: relative;
}
/* horizontal connecting line behind the number markers */
.inf-development__roadmap::before {
    content: '';
    position: absolute;
    /* vertically centred on the 40px number circles (top padding 24px + 20px = 44px from top of card) */
    top: 44px;
    left: calc(24px + 20px);   /* padding + half-circle offset */
    right: calc(24px + 20px);
    height: 1px;
    background: linear-gradient(90deg,
        rgba(158,0,19,0.20) 0%,
        rgba(169,136,96,0.25) 50%,
        rgba(158,0,19,0.10) 100%
    );
    z-index: 0;
}

.inf-dev-group {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 24px 20px 22px;
    box-shadow: var(--inf-shadow);
    position: relative;
    z-index: 1;
    transition: box-shadow 0.2s, transform 0.2s;
    margin: 0 6px;
}
.inf-dev-group:first-child { margin-left: 0; }
.inf-dev-group:last-child  { margin-right: 0; }
.inf-dev-group:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-2px);
}

/* numbered circle marker */
.inf-dev-group__marker {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--inf-accent) 0%, #c0001a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(158,0,19,0.22);
    position: relative;
    z-index: 1;
}
.inf-dev-group__number {
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.04em;
}

.inf-dev-group__title {
    font-size: 14px;
    font-weight: 700;
    color: var(--inf-text);
    margin: 0 0 14px;
}
.inf-dev-group__list {
    list-style: none;
    padding: 0; margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.inf-dev-group__list li {
    font-size: 12px;
    line-height: 1.5;
    color: var(--inf-muted);
    padding-left: 13px;
    position: relative;
}
.inf-dev-group__list li::before {
    content: '';
    position: absolute;
    left: 0; top: 6px;
    width: 4px; height: 4px;
    background: var(--inf-gold);
    border-radius: 50%;
    opacity: 0.7;
}

/* ── AUDIENCE ──────────────────────────────────────────────── */
.inf-audience { padding: 0 0 var(--inf-section-gap); }
.inf-audience__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}
.inf-audience-card {
    background: var(--inf-white);
    border: var(--inf-border);
    border-radius: var(--inf-r);
    padding: 18px 16px 16px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 9px;
    box-shadow: var(--inf-shadow);
    transition: box-shadow 0.2s, transform 0.2s;
    cursor: default;
}
.inf-audience-card:hover {
    box-shadow: var(--inf-shadow-hover);
    transform: translateY(-2px);
}
.inf-audience-card__icon {
    width: 38px; height: 38px;
    background: var(--inf-bg-alt);
    border-radius: var(--inf-r-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--inf-accent);
    flex-shrink: 0;
}
.inf-audience-card__icon svg { width: 18px; height: 18px; }
.inf-audience-card__label {
    font-size: 13px;
    font-weight: 600;
    color: var(--inf-text);
    line-height: 1.35;
}

/* ── CTA ───────────────────────────────────────────────────── */
.inf-cta { padding: 0 0 var(--inf-section-gap); }
.inf-cta__block {
    background: linear-gradient(145deg, var(--inf-navy) 0%, #253347 100%);
    border-radius: var(--inf-r-lg);
    padding: 56px 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    box-shadow: 0 16px 56px rgba(0,0,0,0.20);
    position: relative;
    overflow: hidden;
}
/* decorative: subtle dot grid */
.inf-cta__block::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}
/* red glow top-right */
.inf-cta__block::after {
    content: '';
    position: absolute;
    right: -40px; top: -40px;
    width: 280px; height: 280px;
    background: radial-gradient(circle, rgba(158,0,19,0.14) 0%, transparent 65%);
    pointer-events: none;
}

.inf-cta__text {
    flex: 1;
    min-width: 0;
    position: relative;
    z-index: 1;
}
.inf-cta__title {
    font-size: 26px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 12px;
    line-height: 1.3;
}
.inf-cta__desc {
    font-size: 15px;
    color: rgba(255,255,255,0.65);
    line-height: 1.65;
    margin: 0;
    max-width: 480px;
}
.inf-cta__actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}
.inf-cta__actions .btn {
    text-decoration: none;
    text-align: center;
    white-space: nowrap;
    min-width: 236px;
    padding: 14px 28px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.18s, border-color 0.18s, transform 0.15s;
}
.inf-cta__actions .btn:hover { transform: translateY(-1px); }
.inf-cta__actions .btn--cta-primary {
    background: var(--inf-accent);
    border: 1.5px solid var(--inf-accent);
    color: #fff;
    box-shadow: 0 4px 16px rgba(158,0,19,0.25);
}
.inf-cta__actions .btn--cta-primary:hover {
    background: var(--inf-accent-d);
    border-color: var(--inf-accent-d);
}
.inf-cta__actions .btn--cta-outline {
    background: transparent;
    border: 1.5px solid rgba(255,255,255,0.30);
    color: #fff;
}
.inf-cta__actions .btn--cta-outline:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(255,255,255,0.60);
}

/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 1100px) {
    .inf-hero__h1              { font-size: 42px; }
    .inf-stats__grid           { grid-template-columns: repeat(2, 1fr); }
    .inf-buildings__grid       { grid-template-columns: repeat(2, 1fr); }
    .inf-development__roadmap  { grid-template-columns: repeat(2, 1fr); gap: 12px 8px; }
    .inf-development__roadmap::before { display: none; }
    .inf-engineering__grid     { grid-template-columns: repeat(2, 1fr); }
    .inf-audience__grid        { grid-template-columns: repeat(4, 1fr); }
    .inf-cta__block            { padding: 44px 48px; }
}

@media (max-width: 900px) {
    :root { --inf-section-gap: 60px; }

    .inf-hero__grid          { grid-template-columns: 1fr; gap: 36px; }
    .inf-hero__visual        { order: -1; }
    .inf-hero__h1            { font-size: 36px; }
    .inf-hero                { padding: 40px 0 48px; }

    .inf-land__grid          { grid-template-columns: 1fr; }
    .inf-land__card          { position: static; }

    .inf-logistics__groups   { grid-template-columns: 1fr; gap: 14px; }
    .inf-office__grid        { grid-template-columns: 1fr; }

    .inf-railway__grid       { grid-template-columns: 1fr; gap: 40px; }
    .inf-railway__route-map  { flex-wrap: wrap; gap: 10px 0; }
    .inf-railway__route-track { display: none; }
    .inf-railway__cap-cards  { grid-template-columns: 1fr; }
    .inf-railway__value      { font-size: 64px; }

    .inf-development__roadmap { grid-template-columns: 1fr 1fr; }
    .inf-development__roadmap::before { display: none; }

    .inf-audience__grid      { grid-template-columns: repeat(2, 1fr); }

    .inf-cta__block          { flex-direction: column; align-items: flex-start; padding: 36px 32px; }
    .inf-cta__actions        { flex-direction: row; flex-wrap: wrap; width: 100%; }
    .inf-cta__actions .btn   { min-width: 0; flex: 1; }

    .inf-buildings__headline { flex-direction: column; gap: 6px; }
    .inf-buildings__headline-num { font-size: 26px; }
}

@media (max-width: 640px) {
    :root { --inf-section-gap: 48px; }

    .inf-hero__h1      { font-size: 26px; }
    .inf-hero          { padding: 32px 0 40px; }

    .inf-stats__grid   { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .inf-stats         { margin-top: 16px; }
    .inf-stat__value   { font-size: 28px; }
    .inf-stat          { padding: 18px 16px 16px; }

    .inf-section-title { font-size: 20px; letter-spacing: 0.03em; }

    .inf-buildings__grid      { grid-template-columns: 1fr; }
    .inf-development__roadmap { grid-template-columns: 1fr; }
    .inf-engineering__grid    { grid-template-columns: 1fr; }

    .inf-audience__grid { grid-template-columns: 1fr 1fr; }

    .inf-railway__value  { font-size: 52px; }
    .inf-railway         { padding: 48px 0 44px; }

    .inf-cta__block  { padding: 28px 22px; border-radius: var(--inf-r); }
    .inf-cta__title  { font-size: 20px; }
    .inf-cta__actions { flex-direction: column; }
    .inf-cta__actions .btn { min-width: 0; width: 100%; }

    .inf-hero__actions { flex-direction: column; }
    .inf-hero__actions .btn { width: 100%; justify-content: center; }

    .inf-hero__visual-badge   { padding: 8px 10px; }
    .inf-hero__visual-location { font-size: 12px; }
    .inf-hero__visual-caption  { display: none; }

    .inf-office-card__list { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
    .inf-stats__grid  { grid-template-columns: 1fr; }
    .inf-audience__grid { grid-template-columns: 1fr; }
}