/* =============================================
   ПромИнструмент Light — премиум, не шаблон Tailwind
   Палитра: #F5F7FA / #1B4965 / #5FA8D3 + glass light
   Шрифты: Syne (display), IBM Plex Sans (body)
============================================= */

/* CSS Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Основные цвета */
    --color-bg: #F5F7FA;
    --color-bg-alt: #FFFFFF;
    --color-bg-card: #FFFFFF;
    --color-primary: #1B4965;
    --color-primary-dark: #0D2B3E;
    --color-accent: #5FA8D3;
    --color-accent-light: #8FC4E0;
    --color-text: #1B4965;
    --color-text-secondary: #5B7A8A;
    --color-text-muted: #8EA3B0;
    --color-border: #D1DEE6;
    --color-border-light: #E8EDF2;
    
    /* Тени с полигональным характером */
    --shadow-sm: 0 2px 8px rgba(27, 73, 101, 0.06);
    --shadow-md: 0 4px 16px rgba(27, 73, 101, 0.08), 0 1px 4px rgba(27, 73, 101, 0.04);
    --shadow-lg: 0 8px 32px rgba(27, 73, 101, 0.1), 0 2px 8px rgba(27, 73, 101, 0.05);
    --shadow-xl: 0 16px 48px rgba(27, 73, 101, 0.12), 0 4px 16px rgba(27, 73, 101, 0.06);
    --shadow-accent: 0 4px 20px rgba(95, 168, 211, 0.25);
    
    /* Анимации */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    
    /* Размеры */
    --topbar-height: 42px;
    --header-height: 76px;
    --container-width: 1320px;
    --border-radius: 4px;
    --border-radius-lg: 12px;
    --border-radius-xl: 20px;
    
    /* Glass (light) */
    --glass-bg: rgba(255, 255, 255, 0.55);
    --glass-bg-strong: rgba(255, 255, 255, 0.82);
    --glass-border: rgba(27, 73, 101, 0.12);
    --glass-border-accent: rgba(95, 168, 211, 0.35);
    --glass-blur: blur(22px) saturate(160%);
    --glass-inset: inset 0 1px 0 rgba(255, 255, 255, 0.85);
    --glass-shadow: 0 12px 40px rgba(27, 73, 101, 0.08), 0 2px 8px rgba(27, 73, 101, 0.04);
    
    --font-display: 'Syne', sans-serif;
    --font-body: 'IBM Plex Sans', sans-serif;
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body), -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Полигональный фон */
.polygon-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.polygon-svg {
    width: 100%;
    height: 100%;
}

.poly-shape {
    opacity: 0.6;
    transition: opacity 0.8s var(--ease-out);
}

.poly-1 { animation: polyFloat1 20s ease-in-out infinite; }
.poly-2 { animation: polyFloat2 25s ease-in-out infinite; }
.poly-3 { animation: polyFloat3 22s ease-in-out infinite; }
.poly-4 { animation: polyFloat1 28s ease-in-out infinite reverse; }
.poly-5 { animation: polyFloat2 24s ease-in-out infinite; }
.poly-6 { animation: polyFloat3 26s ease-in-out infinite reverse; }
.poly-7 { animation: polyFloat1 30s ease-in-out infinite; }
.poly-8 { animation: polyFloat2 22s ease-in-out infinite reverse; }
.poly-9 { animation: polyFloat3 28s ease-in-out infinite; }

@keyframes polyFloat1 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
}

@keyframes polyFloat2 {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    50% { transform: translateX(10px) rotate(-1deg); }
}

@keyframes polyFloat3 {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(8px, -10px); }
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-primary);
    text-wrap: balance;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.25s var(--ease-out);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: transform 0.35s var(--ease-spring), box-shadow 0.35s var(--ease-out), border-color 0.25s var(--ease-out), background-color 0.25s var(--ease-out), color 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s var(--ease-out);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-accent);
}

.btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.btn-primary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #FFFFFF;
}

.btn-outline:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    color: var(--color-primary);
    background: rgba(95, 168, 211, 0.1);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* Верхняя полоса — как на promarsenal.ru */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    background: linear-gradient(90deg, var(--color-primary-dark) 0%, #163a52 50%, var(--color-primary) 100%);
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.8125rem;
}

.topbar .container {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-md, 20px);
    flex-wrap: wrap;
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.topbar a {
    color: inherit;
    transition: color 0.2s var(--ease-out), opacity 0.2s var(--ease-out);
}

.topbar a:hover {
    color: #fff;
    opacity: 0.95;
}

.topbar__mail {
    margin-right: auto;
    font-weight: 500;
}

.topbar__callback {
    padding: 6px 14px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-primary);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 100px;
    cursor: pointer;
    transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-out), background-color 0.2s;
}

.topbar__callback:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.topbar__callback:focus-visible {
    outline: 2px solid var(--color-accent-light);
    outline-offset: 2px;
}

/* Header */
.header {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-inset);
    transition: background-color 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.94);
    box-shadow: var(--shadow-md), var(--glass-inset);
    border-bottom-color: var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 44px;
    height: 44px;
    color: var(--color-primary);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.03em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-link {
    padding: 10px 14px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--border-radius);
    transition: color 0.25s var(--ease-out), background-color 0.25s var(--ease-out), opacity 0.25s var(--ease-out);
}

.nav-link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.nav-link:hover {
    color: var(--color-primary);
    background: var(--color-border-light);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone-link {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary);
}

.phone-link:hover {
    color: var(--color-accent);
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.burger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: transform 0.3s var(--ease-out), opacity 0.3s var(--ease-out);
}

.burger:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--topbar-height) + var(--header-height) + 48px) 0 80px;
    position: relative;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--color-border-light);
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 100px;
    margin-bottom: 24px;
    border: 1px solid var(--color-border);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.title-line {
    display: block;
}

.title-line:nth-child(2) {
    color: var(--color-accent);
}

.hero-text {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 520px;
    margin-bottom: 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: 6px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--color-border);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.hero-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(27, 73, 101, 0.1) 0%, transparent 60%);
    pointer-events: none;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow), var(--glass-inset);
    animation: floatCard 4s ease-in-out infinite;
}

.floating-card-1 {
    top: 30px;
    left: -40px;
    animation-delay: 0s;
}

.floating-card-2 {
    bottom: 50px;
    right: -30px;
    animation-delay: 2s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.floating-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-border-light);
    border-radius: var(--border-radius);
    color: var(--color-accent);
}

.floating-icon svg {
    width: 22px;
    height: 22px;
}

.floating-title {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-primary);
}

.floating-subtitle {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.scroll-indicator {
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* Sections */
.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    max-width: 100%;
    text-align: left;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(95, 168, 211, 0.1);
    color: var(--color-accent);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 100px;
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.section-cta {
    text-align: center;
    margin-top: 50px;
}

/* Equipment Grid */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.equipment-card {
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--glass-shadow);
    border: 1px solid var(--glass-border);
    transition: transform 0.45s var(--ease-spring), box-shadow 0.4s var(--ease-out), border-color 0.3s var(--ease-out);
}

.equipment-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-accent);
}

.equipment-card-wide {
    grid-column: span 2;
}

.card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.equipment-card:hover .card-image img {
    transform: scale(1.08);
}

.card-overlay {
    position: absolute;
    top: 16px;
    left: 16px;
}

.card-category {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-bg-card);
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.card-content {
    padding: 28px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.card-text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.card-features {
    list-style: none;
    margin-bottom: 24px;
}

.card-features li {
    position: relative;
    padding-left: 20px;
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.card-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--color-primary);
    transition: gap 0.25s var(--ease-out);
}

.card-link:hover {
    gap: 14px;
    color: var(--color-accent);
}

/* Tools Section */
.tools {
    background: var(--color-bg-alt);
}

.tools-brands {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 60px;
}

.brand-item {
    padding: 20px 40px;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    transition: transform 0.35s var(--ease-spring), border-color 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}

.brand-item:hover {
    border-color: var(--glass-border-accent);
    box-shadow: var(--glass-shadow), var(--shadow-accent);
    transform: translateY(-2px);
}

.brand-logo {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.1em;
}

.tools-categories {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.tool-category {
    padding: 36px 28px;
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all 0.4s var(--ease-out);
}

.tool-category:hover {
    transform: translateY(-6px);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg);
}

.category-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    color: var(--color-accent);
}

.category-icon svg {
    width: 100%;
    height: 100%;
}

.category-title {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.category-text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

/* Stock Section */
.stock-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.stock-text {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.stock-features {
    list-style: none;
    margin-bottom: 36px;
}

.stock-features li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border-light);
    font-weight: 500;
}

.stock-features li svg {
    color: var(--color-accent);
    flex-shrink: 0;
}

.stock-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stock-stat {
    padding: 32px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all 0.3s var(--ease-out);
}

.stock-stat:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.stock-stat-value {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.stock-stat-label {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Technology Section */
.technology {
    background: var(--color-bg-alt);
}

.tech-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}

.tech-timeline::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: var(--color-border);
}

.tech-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    position: relative;
    z-index: 1;
    transition: all 0.3s var(--ease-out);
}

.tech-step:hover .step-number {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #FFFFFF;
    transform: scale(1.1);
}

.step-title {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.step-text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
    max-width: 240px;
    margin: 0 auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s var(--ease-out);
}

.about-feature:hover {
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.feature-icon {
    width: 32px;
    height: 32px;
    color: var(--color-accent);
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(27, 73, 101, 0.05) 0%, transparent 50%);
}

/* News Preview */
.news-preview {
    background: var(--color-bg-alt);
}

.news-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 28px;
}

.news-card {
    background: var(--color-bg-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: all 0.4s var(--ease-out);
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.news-card-featured {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.news-card-featured .news-image {
    height: 100%;
}

.news-image {
    height: 180px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease-out);
}

.news-card:hover .news-image img {
    transform: scale(1.05);
}

.news-content {
    padding: 24px;
}

.news-date {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 10px;
}

.news-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-excerpt {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}

.news-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent);
}

.news-link:hover {
    color: var(--color-primary);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    margin-bottom: 36px;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-border-light);
    border-radius: var(--border-radius);
    color: var(--color-accent);
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 2px;
}

.contact-value {
    font-weight: 600;
    color: var(--color-primary);
}

a.contact-value:hover {
    color: var(--color-accent);
}

/* Contact Form */
.contact-form {
    padding: 40px;
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--glass-shadow), var(--glass-inset);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), background-color 0.25s var(--ease-out);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(95, 168, 211, 0.15);
    background: #fff;
}

.form-input:focus-visible {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(95, 168, 211, 0.15);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 24px;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-accent);
}

.form-checkbox label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* Footer */
.footer {
    background: var(--color-primary);
    color: #FFFFFF;
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer .logo-icon {
    color: #FFFFFF;
}

.footer .logo-text {
    color: #FFFFFF;
}

.footer-about {
    margin-top: 20px;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #FFFFFF;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.25s var(--ease-out);
}

.footer-links a:hover {
    color: #FFFFFF;
}

.footer-contact p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 10px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal a:hover {
    color: #FFFFFF;
}

/* ========== Карусель акций, компетенции, склад таблица, аналитика, карта, модалка ========== */

.promo-carousel {
    position: relative;
    padding: 0 0 48px;
    margin-top: -24px;
}

.promo-carousel__viewport {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    min-height: 200px;
}

.promo-slide {
    display: none;
    padding: 36px 48px;
    align-items: center;
    gap: 32px;
    grid-template-columns: 1fr auto;
}

.promo-slide.is-active {
    display: grid;
}

.promo-slide--accent {
    background: radial-gradient(ellipse 80% 100% at 0% 50%, rgba(95, 168, 211, 0.2), transparent),
                linear-gradient(135deg, rgba(27, 73, 101, 0.04), transparent);
}

.promo-slide__tag {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 10px;
}

.promo-slide__title {
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 3vw, 1.85rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--color-primary);
    margin-bottom: 8px;
    line-height: 1.2;
}

.promo-slide__text {
    font-size: 1rem;
    color: var(--color-text-secondary);
    max-width: 560px;
    line-height: 1.65;
}

.promo-slide__price {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    white-space: nowrap;
}

.promo-carousel__dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}

.promo-carousel__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: var(--color-border);
    cursor: pointer;
    transition: transform 0.25s var(--ease-spring), background-color 0.2s;
}

.promo-carousel__dot.is-active {
    background: var(--color-primary);
    transform: scale(1.15);
}

.promo-carousel__dot:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Рельс компетенций */
.competencies-rail {
    padding: 56px 0 32px;
    overflow: hidden;
}

.competencies-rail__inner {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.competencies-rail__chip {
    display: inline-flex;
    align-items: center;
    padding: 12px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    box-shadow: var(--glass-inset);
    transition: transform 0.3s var(--ease-spring), border-color 0.25s, box-shadow 0.25s;
}

.competencies-rail__chip:hover {
    transform: translateY(-2px);
    border-color: var(--glass-border-accent);
    box-shadow: var(--glass-shadow);
}

.competencies-rail__chip:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Станки в наличии — таблица */
.in-stock-section {
    padding: 80px 0;
    position: relative;
}

.in-stock-section .section-header,
.section-header--left {
    text-align: left;
    margin-left: 0;
    margin-right: auto;
    max-width: 720px;
}

.ml-bar-chart__row > span:first-child {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.ml-bar-chart__row > span:last-child {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-accent);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.glass-table-wrap {
    margin-top: 40px;
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), var(--glass-inset);
    overflow: hidden;
}

.in-stock-table-scroll {
    overflow-x: auto;
}

.in-stock-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.in-stock-table thead th {
    text-align: left;
    padding: 16px 20px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    background: rgba(95, 168, 211, 0.12);
    border-bottom: 1px solid var(--glass-border);
}

.in-stock-table tbody td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
    vertical-align: middle;
}

.in-stock-table tbody tr {
    transition: background-color 0.2s var(--ease-out);
}

.in-stock-table tbody tr:hover {
    background: rgba(95, 168, 211, 0.06);
}

.in-stock-table tbody tr:last-child td {
    border-bottom: none;
}

.in-stock-table .model {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-primary);
}

.badge-stock {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #fff;
    background: linear-gradient(135deg, #2d8a5e, #3cb878);
    border-radius: 100px;
}

.badge-sale {
    background: linear-gradient(135deg, #c94c4c, #e87070);
}

/* Аналитика light */
.metrics-light {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, rgba(95, 168, 211, 0.06) 50%, var(--color-bg) 100%);
}

.metrics-light__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 24px;
    margin-top: 48px;
}

.metrics-light__wide {
    grid-column: 1 / -1;
}

.glass-panel-light {
    padding: 28px 32px;
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--glass-shadow), var(--glass-inset);
}

.glass-panel-light__title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
    color: var(--color-primary);
}

.ml-bar-chart__row {
    display: grid;
    grid-template-columns: 36px 1fr 40px;
    gap: 12px;
    align-items: center;
    margin-bottom: 14px;
}

.ml-bar-chart__track {
    height: 8px;
    border-radius: 100px;
    background: rgba(27, 73, 101, 0.08);
    overflow: hidden;
}

.ml-bar-chart__fill {
    height: 100%;
    width: var(--w, 50%);
    border-radius: 100px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 1.1s var(--ease-out);
}

[data-viz-animate].is-visible .ml-bar-chart__fill {
    transform: scaleX(1);
}

.ml-bar-chart__row:nth-child(1) .ml-bar-chart__fill { transition-delay: 0.05s; }
.ml-bar-chart__row:nth-child(2) .ml-bar-chart__fill { transition-delay: 0.12s; }
.ml-bar-chart__row:nth-child(3) .ml-bar-chart__fill { transition-delay: 0.2s; }
.ml-bar-chart__row:nth-child(4) .ml-bar-chart__fill { transition-delay: 0.28s; }
.ml-bar-chart__row:nth-child(5) .ml-bar-chart__fill { transition-delay: 0.36s; }

.ml-donut {
    width: 180px;
    height: 180px;
    margin: 0 auto 20px;
}

.ml-donut__arc {
    fill: none;
    stroke: url(#mlDonutGrad);
    stroke-width: 12;
    stroke-linecap: round;
    /* r=39 → C≈245; 72% дуги */
    stroke-dasharray: 176.4 68.64;
    stroke-dashoffset: 245.04;
    transform: rotate(-90deg);
    transform-origin: 90px 90px;
    transition: stroke-dashoffset 1.35s var(--ease-out);
}

[data-viz-animate].is-visible .ml-donut__arc {
    stroke-dashoffset: 0;
}

.ml-legend {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.metrics-table-light {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.metrics-table-light th,
.metrics-table-light td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border-light);
}

.metrics-table-light th {
    font-family: var(--font-display);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    background: rgba(95, 168, 211, 0.1);
}

.metrics-table-light tbody tr:hover td {
    background: rgba(95, 168, 211, 0.05);
}

/* Доверие */
.trust-strip {
    padding: 48px 0;
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
    background: var(--color-bg-alt);
}

.trust-strip__label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    text-align: center;
    margin-bottom: 24px;
}

.trust-strip__logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 32px 48px;
}

.trust-strip__item {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.55;
    transition: opacity 0.3s var(--ease-out), transform 0.3s var(--ease-spring);
}

.trust-strip__item:hover {
    opacity: 1;
    transform: scale(1.05);
}

/* Карта */
.contact-map-block {
    margin-top: 48px;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    min-height: 320px;
    background: var(--color-border-light);
}

.contact-map-block iframe {
    display: block;
    width: 100%;
    height: 360px;
    border: none;
    filter: saturate(0.85) contrast(1.02);
}

.contact-map-caption {
    padding: 12px 20px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    background: var(--glass-bg-strong);
    border-top: 1px solid var(--glass-border);
}

/* Модалка звонка */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(13, 43, 62, 0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s var(--ease-out), visibility 0.35s;
}

.modal-overlay.is-open {
    opacity: 1;
    visibility: visible;
}

.modal-callback {
    width: 100%;
    max-width: 420px;
    padding: 32px;
    border-radius: var(--border-radius-xl);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow), var(--glass-inset);
    transform: scale(0.94) translateY(12px);
    transition: transform 0.4s var(--ease-spring);
}

.modal-overlay.is-open .modal-callback {
    transform: scale(1) translateY(0);
}

.modal-callback__title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 800;
    margin-bottom: 8px;
    color: var(--color-primary);
}

.modal-callback__text {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.modal-callback__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(27, 73, 101, 0.08);
    border-radius: 50%;
    cursor: pointer;
    color: var(--color-primary);
    transition: background-color 0.2s, transform 0.25s var(--ease-spring);
}

.modal-callback__close:hover {
    background: rgba(27, 73, 101, 0.14);
    transform: rotate(90deg);
}

.modal-callback__close:focus-visible {
    outline: 2px solid var(--color-accent);
}

.modal-callback {
    position: relative;
}

@media (max-width: 992px) {
    .promo-slide.is-active {
        display: flex;
        flex-direction: column;
        text-align: center;
        padding: 28px 24px;
    }
    
    .promo-slide__text {
        margin: 0 auto;
    }
    
    .metrics-light__grid {
        grid-template-columns: 1fr;
    }
    
    .topbar__mail {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ml-bar-chart__fill,
    .ml-donut__arc,
    .promo-carousel__dot {
        transition-duration: 0.01ms !important;
    }
}

/* Responsive */
@media (max-width: 1200px) {
    .equipment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .equipment-card-wide {
        grid-column: span 2;
    }
    
    .tools-categories {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .tech-timeline::before {
        display: none;
    }
}

@media (max-width: 992px) {
    .nav-menu,
    .nav-actions {
        display: none;
    }
    
    .burger {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        margin: 0 auto 40px;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .stock-content,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-card-featured {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }
    
    .equipment-grid {
        grid-template-columns: 1fr;
    }
    
    .equipment-card-wide {
        grid-column: span 1;
    }
    
    .tools-categories {
        grid-template-columns: 1fr;
    }
    
    .tech-timeline {
        grid-template-columns: 1fr;
    }
    
    .stock-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }
    
    .btn-lg {
        padding: 16px 28px;
    }
    
    .contact-form {
        padding: 24px;
    }
}

/* Mobile Menu */
.nav-menu.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: calc(var(--topbar-height) + var(--header-height));
    left: 0;
    right: 0;
    background: var(--color-bg-card);
    padding: 24px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Selection */
::selection {
    background: var(--color-accent);
    color: #FFFFFF;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}