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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #1a2332;
    line-height: 1.6;
    background: #fff;
    overflow-x: hidden
}

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

a {
    color: inherit;
    text-decoration: none;
    transition: color .3s
}

ul,
ol {
    list-style: none
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font: inherit
}

input,
textarea,
select {
    font: inherit;
    border: none;
    outline: none
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: 700
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem)
}

h2 {
    font-size: clamp(1.5rem, 3.5vw, 2.5rem)
}

h3 {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem)
}

:root {
    --primary: #0057B8;
    --primary-dark: #003D82;
    --primary-light: #E8F1FB;
    --accent: #00A5A8;
    --accent-light: #E0F5F5;
    --bg: #fff;
    --bg-light: #F7F9FC;
    --bg-dark: #0F1C2E;
    --text: #1a2332;
    --text-secondary: #5A6B7F;
    --text-light: #8A96A6;
    --border: #E2E8F0;
    --shadow: 0 4px 24px rgba(0, 0, 0, .08);
    --shadow-lg: 0 12px 48px rgba(0, 0, 0, .12);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --max-w: 1200px;
    --transition: all .3s cubic-bezier(.4, 0, .2, 1)
}

.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 20px
}

.section {
    padding: 80px 0
}

.section-title {
    text-align: center;
    margin-bottom: 48px
}

.section-title h2 {
    margin-bottom: 12px
}

.section-title p {
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
    font-size: 1.05rem
}

.badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .5px
}

.badge-primary {
    background: var(--primary-light);
    color: var(--primary)
}

.badge-accent {
    background: var(--accent-light);
    color: var(--accent)
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition)
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 87, 184, .3)
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary)
}

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

.btn-white {
    background: #fff;
    color: var(--primary)
}

.btn-white:hover {
    background: var(--primary-light);
    transform: translateY(-2px)
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px
}

.text-center {
    text-align: center
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid transparent;
    transition: var(--transition)
}

.site-header.scrolled {
    border-bottom-color: var(--border);
    box-shadow: 0 1px 12px rgba(0, 0, 0, .06)
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary)
}

.logo svg {
    width: 36px;
    height: 36px
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px
}

.nav-menu a {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: .92rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition)
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary);
    background: var(--primary-light)
}

.nav-menu .nav-cta {
    background: var(--primary);
    color: #fff;
    margin-left: 8px
}

.nav-menu .nav-cta:hover {
    background: var(--primary-dark)
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    width: 44px;
    height: 44px;
    justify-content: center;
    align-items: center
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
    border-radius: 2px
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg)
}

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg)
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 16px 20px;
    z-index: 999
}

.mobile-menu.open {
    display: block;
    animation: slideDown .3s ease
}

.mobile-menu a {
    display: block;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500
}

.mobile-menu a:hover,
.mobile-menu a.active {
    color: var(--primary);
    background: var(--primary-light)
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #001B3D 0%, #003566 40%, #0057B8 100%)
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 165, 168, .15), transparent 70%);
    animation: float 20s ease-in-out infinite
}

.hero-bg::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 87, 184, .2), transparent 70%);
    animation: float 15s ease-in-out infinite reverse
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0)
    }

    50% {
        transform: translate(30px, -30px)
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 700px
}

.hero-content h1 {
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.1
}

.hero-content h1 span {
    color: var(--accent)
}

.hero-content p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 36px;
    max-width: 560px;
    line-height: 1.7
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 56px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, .15)
}

.hero-stat h3 {
    font-size: 2rem;
    color: #fff;
    font-weight: 800
}

.hero-stat p {
    font-size: .85rem;
    color: rgba(255, 255, 255, .65);
    margin-top: 4px
}

.product-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary)
}

.product-card-icon {
    height: 220px;
    overflow: hidden;
    background: var(--bg-light)
}

.product-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease
}

.product-card:hover .product-card-icon img {
    transform: scale(1.05)
}

.product-card-body {
    padding: 24px
}

.product-card-body h3 {
    margin-bottom: 8px
}

.product-card-body p {
    color: var(--text-secondary);
    font-size: .95rem;
    margin-bottom: 16px
}

.product-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: .9rem
}

.product-card-link svg {
    width: 16px;
    height: 16px;
    transition: transform .3s
}

.product-card:hover .product-card-link svg {
    transform: translateX(4px)
}

.feature-box {
    padding: 32px;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--border);
    transition: var(--transition)
}

.feature-box:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
    transform: translateY(-4px)
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: var(--primary-light)
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary)
}

.feature-box h3 {
    font-size: 1.1rem;
    margin-bottom: 8px
}

.feature-box p {
    color: var(--text-secondary);
    font-size: .92rem
}

.testimonial-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
    border: 1px solid var(--border);
    transition: var(--transition)
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow)
}

.testimonial-card .stars {
    color: #F59E0B;
    margin-bottom: 12px;
    font-size: 1.1rem
}

.testimonial-card blockquote {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    font-style: italic
}

.testimonial-card .author {
    font-weight: 600
}

.testimonial-card .role {
    font-size: .85rem;
    color: var(--text-light)
}

.cta-section {
    background: linear-gradient(135deg, #001B3D, #003566, #0057B8);
    padding: 80px 0;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(0, 165, 168, .1)
}

.cta-section h2 {
    color: #fff;
    margin-bottom: 16px
}

.cta-section p {
    color: rgba(255, 255, 255, .8);
    max-width: 560px;
    margin: 0 auto 32px;
    font-size: 1.05rem
}

.page-header {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, #001B3D, #003566);
    color: #fff;
    text-align: center
}

.page-header h1 {
    color: #fff;
    margin-bottom: 12px
}

.page-header p {
    color: rgba(255, 255, 255, .75);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: .9rem;
    color: rgba(255, 255, 255, .6)
}

.breadcrumb a {
    color: rgba(255, 255, 255, .6)
}

.breadcrumb a:hover {
    color: #fff
}

.breadcrumb span {
    color: rgba(255, 255, 255, .9)
}

.about-story {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center
}

.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3
}

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

.about-values {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px
}

.value-card {
    text-align: center;
    padding: 32px 20px;
    border-radius: var(--radius);
    background: #fff;
    border: 1px solid var(--border);
    transition: var(--transition)
}

.value-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
    transform: translateY(-4px)
}

.value-card .v-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px
}

.value-card .v-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary)
}

.value-card h3 {
    font-size: 1rem;
    margin-bottom: 8px
}

.value-card p {
    color: var(--text-secondary);
    font-size: .88rem
}

.cert-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center
}

.cert-item {
    padding: 16px 24px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: .92rem
}

.cert-item svg {
    width: 20px;
    height: 20px;
    color: var(--accent)
}

.pd-hero {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 48px;
    align-items: start
}

.pd-gallery {
    position: sticky;
    top: 90px
}

.pd-gallery-main {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-light);
    position: relative
}

.pd-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .4s ease
}

.pd-gallery-main img.active {
    opacity: 1
}

.pd-gallery-thumbs {
    display: flex;
    gap: 10px;
    margin-top: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px
}

.pd-gallery-thumb {
    width: 80px;
    height: 60px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    flex-shrink: 0;
    transition: var(--transition)
}

.pd-gallery-thumb.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(0, 87, 184, .2)
}

.pd-gallery-thumb:hover {
    border-color: var(--primary)
}

.pd-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.pd-gallery-zoom {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .9);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    transition: var(--transition)
}

.pd-gallery-zoom:hover {
    background: #fff;
    box-shadow: var(--shadow)
}

.pd-gallery-zoom svg {
    width: 18px;
    height: 18px;
    color: var(--text)
}

.pd-quick .badge {
    margin-bottom: 12px
}

.pd-quick h1 {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 8px;
    line-height: 1.2
}

.pd-quick .pd-tagline {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 20px;
    line-height: 1.6
}

.pd-quick-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 24px
}

.pd-highlight {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    background: var(--bg-light);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border)
}

.pd-highlight svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px
}

.pd-highlight span {
    font-size: .88rem;
    line-height: 1.4
}

.pd-quick-cta {
    display: flex;
    gap: 12px;
    margin-top: 28px;
    flex-wrap: wrap
}

.pd-quick-cta .btn {
    flex: 1;
    min-width: 160px;
    justify-content: center
}

.pd-quick-trust {
    display: flex;
    gap: 16px;
    margin-top: 20px;
    flex-wrap: wrap
}

.pd-trust-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: .82rem;
    color: var(--text-light)
}

.pd-trust-item svg {
    width: 14px;
    height: 14px;
    color: var(--accent)
}

.pd-sections {
    margin-top: 56px
}

.pd-section-block {
    margin-bottom: 48px
}

.pd-section-block:last-child {
    margin-bottom: 0
}

.pd-section-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary);
    display: inline-block
}

.pd-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px
}

.pd-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px;
    background: #fff;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: var(--transition)
}

.pd-feature-item:hover {
    border-color: var(--primary);
    box-shadow: 0 2px 12px rgba(0, 87, 184, .08)
}

.pd-feature-item .feat-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0
}

.pd-feature-item .feat-icon svg {
    width: 18px;
    height: 18px;
    color: var(--primary)
}

.pd-feature-item span {
    font-size: .92rem;
    line-height: 1.5
}

.pd-specs-wrap {
    background: var(--bg-light);
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid var(--border)
}

.pd-specs-wrap>div {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: #fff
}

.spec-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: .85rem
}

.spec-table thead th {
    background: var(--primary);
    color: #fff;
    padding: 12px 10px;
    text-align: center;
    font-size: .78rem;
    font-weight: 600
}

.spec-table thead th:first-child {
    text-align: left;
    min-width: 90px
}

.spec-table thead th span {
    display: block;
    font-weight: normal;
    font-size: .72rem;
    margin-top: 3px;
    opacity: .9
}

.spec-table tbody tr {
    transition: var(--transition)
}

.spec-table tbody tr:hover {
    background: rgba(0, 87, 184, .04)
}

.spec-table tbody tr:nth-child(even) {
    background: rgba(0, 87, 184, .02)
}

.spec-table td {
    padding: 10px 8px;
    border-bottom: 1px solid var(--border);
    font-size: .82rem;
    text-align: center;
    line-height: 1.4
}

.spec-table td:first-child {
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
    background: rgba(255, 255, 255, .6)
}

.spec-table tbody tr:last-child td {
    border-bottom: none
}

.pd-principle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: var(--bg-light);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border)
}

.pd-principle-visual {
    aspect-ratio: 4/3;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: #fff
}

.pd-principle-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.pd-principle-text h3 {
    font-size: 1.15rem;
    margin-bottom: 12px
}

.pd-principle-text p {
    color: var(--text-secondary);
    font-size: .95rem;
    line-height: 1.7
}

.pd-principle-steps {
    margin-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px
}

.pd-step {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: .9rem
}

.pd-step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .78rem;
    font-weight: 700;
    flex-shrink: 0
}

.pd-apps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px
}

.pd-app-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    background: #fff;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: .9rem;
    font-weight: 500;
    transition: var(--transition)
}

.pd-app-chip:hover {
    border-color: var(--accent);
    background: var(--accent-light)
}

.pd-app-chip svg {
    width: 16px;
    height: 16px;
    color: var(--accent);
    flex-shrink: 0
}

.inquiry-form {
    background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border)
}

.inquiry-form h3 {
    margin-bottom: 8px;
    font-size: 1.4rem
}

.inquiry-form .form-subtitle {
    color: var(--text-secondary);
    font-size: .95rem;
    margin-bottom: 24px
}

.form-group {
    margin-bottom: 18px
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: .88rem;
    margin-bottom: 6px
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    background: #fff
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 87, 184, .1)
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px
}

.form-success {
    display: none;
    text-align: center;
    padding: 32px
}

.form-success svg {
    width: 56px;
    height: 56px;
    color: var(--accent);
    margin-bottom: 12px
}

.form-success h3 {
    color: var(--accent);
    margin-bottom: 8px
}

.form-success p {
    color: var(--text-secondary)
}

.sol-card {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
    background: #fff
}

.sol-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow)
}

.sol-card-img {
    height: 200px;
    overflow: hidden;
    position: relative
}

.sol-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s
}

.sol-card:hover .sol-card-img img {
    transform: scale(1.05)
}

.sol-card-tag {
    position: absolute;
    top: 12px;
    left: 12px
}

.sol-card-body {
    padding: 20px
}

.sol-card-body h3 {
    font-size: 1.05rem;
    margin-bottom: 6px
}

.sol-card-body p {
    color: var(--text-secondary);
    font-size: .9rem
}

.sol-card-meta {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    font-size: .82rem;
    color: var(--text-light)
}

.sol-results {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 32px 0
}

.sol-result {
    text-align: center;
    padding: 24px;
    background: var(--bg-light);
    border-radius: var(--radius-sm)
}

.sol-result h3 {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 800
}

.sol-result p {
    font-size: .85rem;
    color: var(--text-secondary);
    margin-top: 4px
}

.sol-content {
    max-width: 800px;
    margin: 0 auto
}

.sol-content h2 {
    margin: 32px 0 16px;
    font-size: 1.4rem
}

.sol-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8
}

.news-card {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
    background: #fff
}

.news-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow)
}

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

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s
}

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

.news-card-body {
    padding: 20px
}

.news-card-date {
    font-size: .82rem;
    color: var(--text-light);
    margin-bottom: 6px
}

.news-card-body h3 {
    font-size: 1.02rem;
    margin-bottom: 6px;
    line-height: 1.4
}

.news-card-body p {
    color: var(--text-secondary);
    font-size: .88rem
}

.news-sentinel {
    padding: 32px;
    text-align: center;
    color: var(--text-light);
    font-size: .95rem
}

.article-content {
    max-width: 800px;
    margin: 0 auto
}

.article-content h2 {
    margin: 32px 0 16px;
    font-size: 1.4rem
}

.article-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8
}

.article-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    font-size: .88rem;
    color: var(--text-light)
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition)
}

.faq-item.open {
    border-color: var(--primary)
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    gap: 16px
}

.faq-question:hover {
    color: var(--primary)
}

.faq-question svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform .3s;
    color: var(--text-light)
}

.faq-item.open .faq-question svg {
    transform: rotate(180deg);
    color: var(--primary)
}

.faq-item.open .faq-question {
    color: var(--primary);
    background: var(--primary-light)
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .4s ease
}

.faq-answer-inner {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    font-size: .95rem;
    line-height: 1.7
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 48px
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-sm);
    background: var(--bg-light);
    margin-bottom: 16px
}

.contact-info-card .icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0
}

.contact-info-card .icon svg {
    width: 22px;
    height: 22px;
    color: var(--primary)
}

.contact-info-card h4 {
    font-size: .95rem;
    margin-bottom: 4px
}

.contact-info-card p {
    color: var(--text-secondary);
    font-size: .9rem
}

.contact-form {
    background: #fff;
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow)
}

.contact-form h3 {
    margin-bottom: 24px;
    font-size: 1.4rem
}

.site-footer {
    background: var(--bg-dark);
    color: rgba(255, 255, 255, .7);
    padding: 64px 0 0
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px
}

.footer-brand .logo {
    color: #fff;
    margin-bottom: 16px
}

.footer-brand p {
    font-size: .92rem;
    line-height: 1.7;
    max-width: 300px
}

.footer-col h4 {
    color: #fff;
    font-size: .95rem;
    margin-bottom: 16px;
    font-weight: 600
}

.footer-col a {
    display: block;
    padding: 4px 0;
    font-size: .9rem;
    transition: color .3s
}

.footer-col a:hover {
    color: var(--accent)
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: .85rem
}

.footer-bottom a {
    color: var(--accent)
}

.footer-social {
    display: flex;
    gap: 12px
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, .2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition)
}

.footer-social a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff
}

.footer-social a svg {
    width: 16px;
    height: 16px
}

@media(max-width:1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr)
    }

    .about-values {
        grid-template-columns: repeat(2, 1fr)
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr
    }

    .sol-results {
        grid-template-columns: repeat(2, 1fr)
    }

    .pd-specs-wrap table.spec-table {
        min-width: 780px
    }
}

@media(max-width:768px) {
    .nav-menu {
        display: none
    }

    .hamburger {
        display: flex
    }

    .hero {
        min-height: auto;
        padding: 120px 0 60px
    }

    .hero-stats {
        gap: 24px;
        flex-wrap: wrap
    }

    .hero-stat h3 {
        font-size: 1.5rem
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr
    }

    .about-story,
    .pd-hero,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px
    }

    .pd-gallery {
        position: static
    }

    .pd-quick-highlights {
        grid-template-columns: 1fr
    }

    .form-row {
        grid-template-columns: 1fr
    }

    .footer-grid {
        grid-template-columns: 1fr
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center
    }

    .section {
        padding: 48px 0
    }

    .about-values {
        grid-template-columns: 1fr 1fr
    }

    .sol-results {
        grid-template-columns: 1fr 1fr
    }

    .hero-buttons {
        flex-direction: column
    }

    .hero-buttons .btn {
        text-align: center;
        justify-content: center
    }

    .pd-apps-grid {
        grid-template-columns: 1fr 1fr
    }

    .pd-principle {
        grid-template-columns: 1fr;
        padding: 24px
    }

    .pd-specs-wrap {
        padding: 16px !important
    }

    .pd-specs-wrap table.spec-table {
        min-width: 780px;
        font-size: .8rem
    }

    .inquiry-form {
        padding: 24px
    }
}

@media(max-width:480px) {
    .container {
        padding: 0 16px
    }

    .hero {
        padding: 100px 0 48px
    }

    .about-values {
        grid-template-columns: 1fr
    }

    .sol-results {
        grid-template-columns: 1fr
    }

    .grid-4 {
        grid-template-columns: 1fr
    }

    .pd-apps-grid {
        grid-template-columns: 1fr
    }

    .pd-gallery-thumb {
        width: 56px;
        height: 42px
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes fadeIn {
    from {
        opacity: 0
    }

    to {
        opacity: 1
    }
}

.page-active {
    animation: fadeIn .4s ease
}

.slide-up {
    animation: slideUp .6s ease forwards
}

.img-hidden {
    display: none !important
}