/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4FC3F7;
    --primary-dark: #2196F3;
    --secondary-color: #667eea;
    --accent-gradient: linear-gradient(135deg, #4FC3F7, #2196F3);
    --card-bg: rgba(10, 14, 25, 0.82);
    --card-border: rgba(255, 255, 255, 0.1);
    --card-hover-border: rgba(79, 195, 247, 0.4);
    --dark-bg: rgba(0, 0, 0, 0.9);
    --light-text: #ffffff;
    --gray-text: #9CA3AF;
    --section-gap: 120px;
    --container-width: 1200px;
    --header-height: 80px;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--light-text);
    overflow-x: hidden;
    min-height: 100vh;
    background: #050508;
    line-height: 1.6;
}

/* ===== VIDEO BACKGROUND ===== */
#bg-video {
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: -1;
    object-fit: cover;
    opacity: 0.6;
}

#bg-video:not([poster]) { opacity: 0.6; }
#bg-video[poster] { opacity: 0.599; }

video::-webkit-media-controls,
video::-webkit-media-controls-enclosure {
    display: none !important;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(5,5,8,0.7) 0%, rgba(5,5,8,0.5) 50%, rgba(5,5,8,0.8) 100%);
    z-index: -1;
    pointer-events: none;
}

@supports (-webkit-touch-callout: none) {
    #bg-video {
        -webkit-transform: translate3d(-50%, -50%, 0);
        transform: translate3d(-50%, -50%, 0);
        -webkit-backface-visibility: hidden;
        backface-visibility: hidden;
    }
}

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(.4,0,.2,1), transform 0.8s cubic-bezier(.4,0,.2,1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(5, 5, 8, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 0;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.container-header {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo-container .logo {
    height: 44px;
    transition: transform var(--transition), filter var(--transition);
    filter: brightness(0) invert(1);
}

.logo-container .logo:hover {
    transform: scale(1.05);
    filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(255,255,255,0.3));
}

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

.nav-link {
    color: var(--gray-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    padding: 10px 20px;
    border-radius: 10px;
    transition: all var(--transition);
    position: relative;
    letter-spacing: -0.01em;
}

.nav-link:hover {
    background: rgba(79, 195, 247, 0.08);
    color: var(--light-text);
}

.nav-link.active {
    color: var(--primary-color);
    background: rgba(79, 195, 247, 0.1);
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.language-selector select {
    background: rgba(255, 255, 255, 0.06);
    color: var(--gray-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
}

.language-selector select:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(79, 195, 247, 0.3);
    color: var(--light-text);
}

.language-selector select option {
    background: #111;
    color: white;
}

.btn-login {
    background: var(--accent-gradient);
    color: white;
    padding: 10px 24px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
    box-shadow: 0 2px 12px rgba(79, 195, 247, 0.25);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(79, 195, 247, 0.4);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 22px;
    height: 2px;
    background: var(--gray-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    padding-top: var(--header-height);
    min-height: 100vh;
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 30px;
    position: relative;
}

.hero-content {
    max-width: 850px;
}

.hero-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
    line-height: 1.15;
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 50%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--gray-text);
    margin-bottom: 48px;
    font-weight: 400;
    line-height: 1.7;
    animation: fadeInUp 1s ease-out;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1.2s ease-out;
}

.btn {
    padding: 14px 36px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 20px rgba(79, 195, 247, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(79, 195, 247, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.06);
    color: var(--light-text);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(79, 195, 247, 0.4);
    transform: translateY(-2px);
}

/* ===== SECTION HEADER ===== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
    padding: 0 30px;
}

.section-label {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary-color);
    background: rgba(79, 195, 247, 0.1);
    padding: 6px 16px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-text);
    line-height: 1.7;
}

/* ===== FEATURES SECTION (HOME) ===== */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: 24px;
    max-width: var(--container-width);
    margin: 0 auto var(--section-gap);
    padding: 0 30px;
}

.feature-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 40px 32px;
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition);
    border: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
    width: 100%;
    min-width: 0;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.feature-card:hover {
    transform: translateY(-6px);
    background: rgba(15, 20, 35, 0.9);
    border-color: var(--card-hover-border);
    box-shadow: 0 20px 60px rgba(79, 195, 247, 0.12);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-image {
    width: 100%;
    height: 200px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
    border-radius: var(--radius-sm);
}

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

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 14px;
    color: var(--light-text);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.feature-card p {
    color: var(--gray-text);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== IRIS AI SHOWCASE ===== */
.iris-showcase {
    max-width: var(--container-width);
    margin: 0 auto var(--section-gap);
    padding: 0 30px;
}

.iris-box {
    background: linear-gradient(135deg, rgba(8, 12, 28, 0.92), rgba(12, 18, 40, 0.92));
    border-radius: var(--radius-lg);
    padding: 72px 56px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(79, 195, 247, 0.12);
}

.iris-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4FC3F7, #2196F3, #667eea, #4FC3F7);
    background-size: 200% 100%;
    animation: iris-gradient 4s linear infinite;
}

@keyframes iris-gradient {
    0% { background-position: 0% 0%; }
    100% { background-position: 200% 0%; }
}

.iris-box::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(79, 195, 247, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.iris-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: #4FC3F7;
    background: rgba(79, 195, 247, 0.1);
    border: 1px solid rgba(79, 195, 247, 0.2);
    padding: 8px 20px;
    border-radius: 24px;
    margin-bottom: 28px;
}

.iris-badge .badge-dot {
    width: 8px;
    height: 8px;
    background: #4FC3F7;
    border-radius: 50%;
    animation: iris-pulse 2s ease-in-out infinite;
}

@keyframes iris-pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(79, 195, 247, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(79, 195, 247, 0); }
}

.iris-name {
    font-size: clamp(3rem, 7vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #ffffff 0%, #4FC3F7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.iris-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 32px;
    letter-spacing: -0.01em;
}

.iris-description {
    font-size: 1.1rem;
    color: var(--gray-text);
    line-height: 1.8;
    margin-bottom: 48px;
    text-align: justify;
}

.iris-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr));
    gap: 16px;
    margin-bottom: 40px;
}

.iris-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.iris-feature:hover {
    background: rgba(79, 195, 247, 0.06);
    border-color: rgba(79, 195, 247, 0.15);
}

.iris-feature-icon {
    flex-shrink: 0;
    margin-top: 2px;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.iris-feature-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.5;
    font-weight: 500;
}

.iris-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 24px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.iris-vs {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 500;
}

.iris-vs strong {
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 768px) {
    .iris-box {
        padding: 40px 24px;
    }

    .iris-features {
        grid-template-columns: 1fr;
    }

    .iris-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ===== STATS SECTION ===== */
.stats-section {
    max-width: var(--container-width);
    margin: 0 auto var(--section-gap);
    padding: 0 30px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: rgba(10, 14, 25, 0.85);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 10%;
    height: 80%;
    width: 1px;
    background: rgba(255, 255, 255, 0.08);
}

.stat-number {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-text);
    font-weight: 500;
}

/* ===== CTA SECTION ===== */
.cta-section {
    max-width: var(--container-width);
    margin: 0 auto var(--section-gap);
    padding: 0 30px;
}

.cta-box {
    background: linear-gradient(135deg, rgba(10, 30, 60, 0.85), rgba(10, 20, 50, 0.85));
    border: 1px solid rgba(79, 195, 247, 0.15);
    border-radius: var(--radius-lg);
    padding: 64px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
}

.cta-box h2 {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.cta-box p {
    color: var(--gray-text);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 600px;
    margin: 0 auto 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== PAGE HEADER (inner pages) ===== */
.page-header {
    padding: 100px 30px 60px;
    text-align: center;
}

.page-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    line-height: 1.15;
    animation: fadeInUp 0.8s ease-out;
}

.page-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--gray-text);
    animation: fadeInUp 1s ease-out;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== HIGHLIGHT BOX (Industry 4.0/5.0) ===== */
.highlight-box {
    max-width: var(--container-width);
    margin: 40px auto 60px;
    padding: 0 30px;
}

.highlight-inner {
    background: linear-gradient(135deg, rgba(10, 30, 60, 0.85), rgba(10, 20, 50, 0.85));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    padding: 48px;
    border: 1px solid rgba(79, 195, 247, 0.15);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.highlight-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
}

.highlight-inner h2 {
    color: var(--light-text);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    margin-bottom: 16px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.highlight-inner p {
    color: var(--gray-text);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 12px;
}

.highlight-inner .highlight-tags {
    color: var(--primary-color);
    font-size: 0.95rem;
    font-weight: 500;
}

/* ===== PRODUCTS GRID ===== */
.products-grid {
    max-width: var(--container-width);
    margin: 0 auto 80px;
    padding: 0 30px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: 24px;
}

.product-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    transition: all var(--transition);
    border: 1px solid var(--card-border);
    position: relative;
    overflow: hidden;
    width: 100%;
    min-width: 0;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-hover-border);
    box-shadow: 0 20px 60px rgba(79, 195, 247, 0.1);
}

.product-card:hover::before {
    opacity: 1;
}

.product-icon {
    margin-bottom: 24px;
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79,195,247,0.05), rgba(33,150,243,0.10));
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.product-icon svg {
    width: 120px;
    height: 120px;
    opacity: 1;
    transition: all var(--transition);
}

.product-card:hover .product-icon svg {
    transform: scale(1.08);
}

.product-card h3 {
    color: var(--light-text);
    font-size: 1.35rem;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.product-card p {
    color: var(--gray-text);
    line-height: 1.7;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.product-features {
    list-style: none;
    margin: 16px 0 0;
}

.product-features li {
    color: var(--gray-text);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features li::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
    flex-shrink: 0;
}

/* ===== SERVICES GRID ===== */
.services-grid {
    max-width: var(--container-width);
    margin: 0 auto 80px;
    padding: 0 30px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
    gap: 24px;
}

.service-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    transition: all var(--transition);
    border: 1px solid var(--card-border);
    text-align: center;
    position: relative;
    overflow: hidden;
    width: 100%;
    min-width: 0;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--card-hover-border);
    box-shadow: 0 20px 60px rgba(79, 195, 247, 0.1);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    margin-bottom: 24px;
    width: 100%;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79,195,247,0.05), rgba(33,150,243,0.10));
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.service-icon svg {
    width: 120px;
    height: 120px;
    opacity: 1;
    transition: all var(--transition);
}

.service-card:hover .service-icon svg {
    transform: scale(1.08);
}

.service-card h3 {
    color: var(--light-text);
    font-size: 1.3rem;
    margin-bottom: 14px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.service-card p {
    color: var(--gray-text);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* ===== CONTACT PAGE ===== */
.contact-container {
    max-width: var(--container-width);
    margin: 40px auto 60px;
    padding: 0 30px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
    gap: 24px;
}

.contact-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    border: 1px solid var(--card-border);
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.contact-card:hover {
    border-color: var(--card-hover-border);
    box-shadow: 0 16px 48px rgba(79, 195, 247, 0.1);
    transform: translateY(-4px);
}

.contact-card:hover::before {
    opacity: 1;
}

.contact-icon {
    font-size: 3em;
    margin-bottom: 20px;
    line-height: 1;
}

.contact-card h3 {
    color: var(--light-text);
    font-size: 1.3rem;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.contact-card p {
    color: var(--gray-text);
    line-height: 1.8;
    font-size: 1rem;
    margin-bottom: 6px;
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition);
}

.contact-card a:hover {
    color: var(--light-text);
}

/* Contact Form */
.contact-form {
    max-width: 720px;
    margin: 0 auto 80px;
    padding: 48px 40px;
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--card-border);
}

.contact-form h3 {
    color: var(--light-text);
    font-size: 1.6rem;
    margin-bottom: 32px;
    text-align: center;
    font-weight: 700;
    letter-spacing: -0.02em;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: white;
    font-size: 15px;
    font-family: inherit;
    transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 3px rgba(79, 195, 247, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.25);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-group select option {
    background: #111;
    color: white;
}

.form-submit {
    background: var(--accent-gradient);
    color: white;
    padding: 14px 48px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 4px 20px rgba(79, 195, 247, 0.3);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(79, 195, 247, 0.5);
}

/* ===== FOOTER ===== */
.footer {
    background: rgba(5, 5, 8, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 64px 30px 24px;
    margin-top: var(--section-gap);
}

.footer-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h4 {
    color: var(--light-text);
    font-size: 1rem;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.footer-section p {
    color: var(--gray-text);
    line-height: 1.8;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: var(--gray-text);
    text-decoration: none;
    transition: color var(--transition);
    font-size: 0.9rem;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 24px;
    text-align: center;
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
}

.footer-bottom p {
    margin: 6px 0;
}

.powered-by {
    font-size: 0.8rem;
    opacity: 0.5;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .stat-item:nth-child(2)::after {
        display: none;
    }

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

    .products-grid,
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --section-gap: 80px;
    }

    .nav {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background: rgba(5, 5, 8, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        transition: left 0.35s ease;
    }

    .nav.active {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        padding: 40px 0;
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: 18px 40px;
        width: 100%;
        text-align: center;
        border-radius: 0;
        font-size: 16px;
    }

    .menu-toggle {
        display: flex;
    }

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

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .features,
    .products-grid,
    .services-grid,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .product-card,
    .service-card,
    .feature-card,
    .contact-card {
        padding: 28px 24px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 32px 24px;
    }

    .stat-item::after {
        display: none !important;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 32px;
    }

    .highlight-inner {
        padding: 32px 24px;
    }

    .cta-box {
        padding: 40px 24px;
    }

    .contact-form {
        padding: 32px 24px;
        margin-left: 16px;
        margin-right: 16px;
    }

    .page-header {
        padding: 80px 20px 40px;
    }

    .product-icon {
        height: 140px;
    }

    .product-icon svg {
        width: 100px;
        height: 100px;
    }

    .service-icon {
        height: 140px;
    }

    .service-icon svg {
        width: 100px;
        height: 100px;
    }
}

/* ===== NEWS/NOVITA PAGE ===== */
.news-hero {
    text-align: center;
    padding: calc(var(--header-height) + 60px) 30px 40px;
    max-width: var(--container-width);
    margin: 0 auto;
}

.news-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.news-subtitle {
    color: var(--gray-text);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

.news-articles {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 30px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.news-article {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: 36px;
    transition: all var(--transition);
}

.news-article:hover {
    border-color: var(--card-hover-border);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(79, 195, 247, 0.1);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: var(--gray-text);
}

.article-category {
    background: rgba(79, 195, 247, 0.12);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.news-article h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

.news-article p {
    color: var(--gray-text);
    line-height: 1.8;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .news-articles {
        padding: 0 16px;
    }

    .news-article {
        padding: 24px;
    }

    .news-article h2 {
        font-size: 1.2rem;
    }
}

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

    .logo-container .logo {
        height: 36px;
    }

    .language-selector select {
        font-size: 12px;
        padding: 6px 10px;
    }

    .btn-login {
        padding: 8px 16px;
        font-size: 13px;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .features,
    .products-grid,
    .services-grid,
    .contact-container {
        padding: 0 16px;
    }

    .highlight-box {
        padding: 0 16px;
    }

    .product-card h3,
    .service-card h3 {
        font-size: 1.15rem;
    }

    .product-card p,
    .service-card p {
        font-size: 0.88rem;
    }

    .product-features li {
        font-size: 0.85rem;
        padding: 6px 0;
    }
}