@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@300;400;600;700;800;900&display=swap');

    :root {
        --rd-yellow: #FFDC33;
        --rd-black: #000000;
        --rd-white: #FFFFFF;
        --rd-gray-60: #666666;
        --rd-gray-30: #B2B2B2;
    }

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

    body {
        font-family: 'Tondo Corp', 'Nunito', sans-serif;
        background-color: var(--rd-black);
        color: var(--rd-white);
        line-height: 1.5;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }

    /* Глобальный параллакс-фон (виден только на темных секциях) */
    .parallax-bg {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
        pointer-events: none;
        opacity: 0.4;
        background-image: url("data:image/svg+xml,%3Csvg width='800' height='800' viewBox='0 0 800 800' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23FFDC33' stroke-width='1' stroke-opacity='0.1'%3E%3Cpath d='M100,200 Q300,50 500,200 T900,200'/%3E%3Cpath d='M0,400 Q200,250 400,400 T800,400'/%3E%3Cpath d='M100,600 Q300,450 500,600 T900,600'/%3E%3Cpath d='M200,100 L400,400 L600,100'/%3E%3Cpath d='M200,700 L400,400 L600,700'/%3E%3Cpath d='M100,400 L400,200 L700,400'/%3E%3Cpath d='M100,400 L400,600 L700,400'/%3E%3C/g%3E%3Cg fill='%23FFDC33' fill-opacity='0.2'%3E%3Ccircle cx='100' cy='200' r='4'/%3E%3Ccircle cx='500' cy='200' r='4'/%3E%3Ccircle cx='400' cy='400' r='6'/%3E%3Ccircle cx='200' cy='100' r='3'/%3E%3Ccircle cx='600' cy='100' r='3'/%3E%3Ccircle cx='200' cy='700' r='3'/%3E%3Ccircle cx='600' cy='700' r='3'/%3E%3Ccircle cx='100' cy='400' r='4'/%3E%3Ccircle cx='700' cy='400' r='4'/%3E%3C/g%3E%3C/svg%3E");
        background-repeat: repeat;
        background-size: 800px 800px;
        background-attachment: fixed;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
        position: relative;
        z-index: 2;
    }

    section {
        padding: 120px 0;
        position: relative;
        overflow: hidden;
        border-bottom: 1px solid #1a1a1a;
        z-index: 1;
    }

    /* Стили для светлых (белых) секций */
    .section-light {
        background-color: var(--rd-white);
        color: #333;
        border-bottom: 1px solid #EEEEEE;
    }
    .section-light h2, .section-light h3 {
        color: var(--rd-black);
    }
    .section-light p {
        color: var(--rd-gray-60);
    }
    .section-light .tag {
        background: #FFDC33;
        color: var(--rd-black);
        border: 1px solid #FFDC33;
    }
    .section-light .card {
        background: #FFFFFF;
        border: 1px solid #EEEEEE;
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    .section-light .card:hover {
        border-color: var(--rd-yellow);
        box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    }
    .section-light .card-icon {
        background: #F5F5F5;
        color: var(--rd-black);
    }
    .section-light .card:hover .card-icon {
        background: var(--rd-yellow);
        color: var(--rd-black);
    }
    .section-light .concept-box {
        background: #F9F9F9;
        border-color: #E0E0E0;
        color: var(--rd-gray-60);
    }
    .section-light .concept-box svg {
        color: var(--rd-black);
    }
    .section-light .concept-arrow {
        color: var(--rd-black);
    }
    .section-light .integ-card {
        background: #FFFFFF;
        border: 1px solid #EEEEEE;
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    .section-light .integ-card:hover {
        border-color: var(--rd-yellow);
    }
    .section-light .integ-card h4 {
        color: var(--rd-black);
    }
    .section-light .mini-logo {
        background: #F8F9FA;
        border: 1px solid #E0E0E0;
    }
    .section-light .timeline-item {
        background: #FFFFFF;
        border: 1px solid #EEEEEE;
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }
    .section-light .timeline-item:hover {
        border-color: var(--rd-yellow);
    }
    .section-light .mark {
        background: #F5F5F5;
        border: 1px solid #E0E0E0;
        color: var(--rd-black);
    }

    h1, h2, h3 {
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: -0.02em;
        line-height: 1.1;
    }

    h2 {
        font-size: 42px;
        margin-bottom: 20px;
    }

    h3 {
        font-size: 22px;
        margin-bottom: 15px;
    }

    p {
        font-size: 17px;
        color: var(--rd-gray-30);
        margin-bottom: 20px;
    }

    .text-yellow {
        color: var(--rd-yellow);
    }

    .tag {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 220, 51, 0.1);
        color: var(--rd-yellow);
        padding: 8px 16px;
        border-radius: 4px;
        font-size: 13px;
        font-weight: 700;
        margin-bottom: 25px;
        border: 1px solid rgba(255, 220, 51, 0.3);
        text-transform: uppercase;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        background: var(--rd-yellow);
        color: var(--rd-black);
        padding: 18px 40px;
        border-radius: 8px;
        text-decoration: none;
        font-weight: 800;
        font-size: 16px;
        text-transform: uppercase;
        transition: all 0.3s ease;
        border: none;
        cursor: pointer;
    }

    .btn:hover {
        transform: translateY(-3px);
        box-shadow: 0 15px 40px rgba(255, 220, 51, 0.4);
    }

    .card-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .card {
        background: rgba(17, 17, 17, 0.8);
        border: 1px solid #222222;
        padding: 35px;
        border-radius: 12px;
        transition: all 0.3s ease;
        position: relative;
        z-index: 2;
        backdrop-filter: blur(10px);
    }

    .card:hover {
        border-color: var(--rd-yellow);
        transform: translateY(-5px);
        box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    }

    .card-icon {
        width: 60px;
        height: 60px;
        background: rgba(255, 220, 51, 0.1);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 25px;
        color: var(--rd-yellow);
        transition: all 0.3s ease;
    }

    .card:hover .card-icon {
        background: var(--rd-yellow);
        color: var(--rd-black);
    }

    .card-icon svg {
        width: 32px;
        height: 32px;
    }

    .step-num {
        font-size: 12px;
        color: var(--rd-gray-60);
        font-weight: 700;
        margin-bottom: 10px;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }

    /* HERO */
    .hero {
        min-height: 100vh;
        display: flex;
        align-items: center;
        position: relative;
    }

    .hero-top-bar {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        flex-wrap: wrap;
        margin-bottom: 40px;
    }

    .hero-logo img {
        height: 40px;
        filter: brightness(0) invert(1);
    }

    .hero-content {
        position: relative;
        z-index: 3;
        max-width: 850px;
    }

    .hero h1 {
        font-size: 56px;
        margin-bottom: 30px;
    }

    .hero-bg {
        position: absolute;
        top: 0;
        right: 0;
        width: 100%;
        height: 100%;
        z-index: 1;
        pointer-events: none;
    }

    .hero-glow {
        position: absolute;
        top: 20%;
        right: 10%;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(255, 220, 51, 0.15) 0%, transparent 70%);
        filter: blur(50px);
    }

    .hero-creative {
        position: absolute;
        right: -100px;
        top: 20%;
        width: 600px;
        height: 600px;
        opacity: 0.2;
        background-image: url("data:image/svg+xml,%3Csvg width='600' height='600' viewBox='0 0 600 600' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23FFDC33' stroke-width='2'%3E%3Crect x='100' y='100' width='100' height='100' rx='10'/%3E%3Crect x='400' y='100' width='100' height='100' rx='10'/%3E%3Crect x='100' y='400' width='100' height='100' rx='10'/%3E%3Crect x='400' y='400' width='100' height='100' rx='10'/%3E%3Crect x='250' y='250' width='100' height='100' rx='10'/%3E%3Cline x1='200' y1='150' x2='250' y2='300'/%3E%3Cline x1='500' y1='150' x2='350' y2='300'/%3E%3Cline x1='200' y1='450' x2='250' y2='300'/%3E%3Cline x1='500' y1='450' x2='350' y2='300'/%3E%3C/g%3E%3Ccircle cx='150' cy='150' r='10' fill='%23FFDC33'/%3E%3Ccircle cx='450' cy='150' r='10' fill='%23FFDC33'/%3E%3Ccircle cx='150' cy='450' r='10' fill='%23FFDC33'/%3E%3Ccircle cx='450' cy='450' r='10' fill='%23FFDC33'/%3E%3Ccircle cx='300' cy='300' r='15' fill='%23FFDC33'/%3E%3C/svg%3E");
        background-size: contain;
        background-repeat: no-repeat;
        animation: rotate 40s linear infinite;
    }

    @keyframes rotate {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }

    /* CONCEPT DIAGRAM */
    .concept-diagram {
        margin-top: 60px;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
    }

    .concept-box {
        background: rgba(255,255,255,0.05);
        padding: 25px;
        border-radius: 12px;
        border: 1px solid #333;
        text-align: center;
        font-weight: 700;
        font-size: 14px;
        min-width: 160px;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 10px;
        color: var(--rd-gray-30);
    }

    .concept-box svg {
        width: 40px;
        height: 40px;
        color: var(--rd-yellow);
        margin-bottom: 5px;
    }

    .concept-arrow {
        color: var(--rd-yellow);
        font-size: 24px;
        opacity: 0.5;
    }

    .core-box {
        background: linear-gradient(135deg, var(--rd-yellow), #ffcc00);
        color: var(--rd-black);
        font-weight: 900;
        padding: 40px;
        border-radius: 16px;
        text-align: center;
        font-size: 28px;
        box-shadow: 0 0 60px rgba(255, 220, 51, 0.4);
        position: relative;
        min-width: 300px;
    }

    /* INTEGRATION BLOCKS WITH REAL LOGOS */
    .integ-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 20px;
        margin-top: 50px;
    }

    .integ-card {
        background: rgba(13, 13, 13, 0.8);
        border: 1px solid #1a1a1a;
        padding: 25px 20px;
        text-align: left;
        border-radius: 12px;
        transition: all 0.3s ease;
    }

    .integ-card:hover {
        border-color: var(--rd-yellow);
        transform: translateY(-5px);
    }

    .integ-card h4 {
        font-size: 16px;
        margin-bottom: 20px;
        color: var(--rd-white);
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .integ-card h4 svg {
        width: 20px;
        height: 20px;
        color: var(--rd-yellow);
    }

    .mini-logos {
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
    }

    .mini-logo {
        width: 48px;
        height: 48px;
        background: #ffffff; 
        border: 1px solid #333;
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 8px;
        transition: all 0.3s ease;
    }

    .integ-card:hover .mini-logo {
        border-color: var(--rd-yellow);
        transform: scale(1.05);
    }

    .mini-logo img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }

    /* CASES */
    .case-block {
        background: linear-gradient(180deg, rgba(255,255,255,0.02) 0%, rgba(255,255,255,0.0) 100%);
        border-radius: 16px;
        padding: 40px;
        margin-bottom: 40px;
        border: 1px solid #1a1a1a;
        position: relative;
        overflow: hidden;
    }

    .case-block::before {
        content: '';
        position: absolute;
        top: 0; left: 0;
        width: 4px; height: 100%;
        background: var(--rd-yellow);
    }

    .case-header {
        border-bottom: 1px solid #222;
        padding-bottom: 20px;
        margin-bottom: 30px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
    }

    .case-flex {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
    }

    .case-col h4 {
        font-size: 14px;
        text-transform: uppercase;
        margin-bottom: 15px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .case-tag {
        color: var(--rd-yellow);
    }

    /* TIMELINE */
    .timeline {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 30px;
        margin-top: 50px;
    }

    .timeline-item {
        background: rgba(13, 13, 13, 0.8);
        padding: 35px;
        border-radius: 12px;
        border: 1px solid #1a1a1a;
        position: relative;
        transition: all 0.3s;
    }

    .timeline-item:hover {
        border-color: var(--rd-yellow);
    }

    .timeline-marks {
        display: flex;
        gap: 10px;
        margin-bottom: 20px;
        flex-wrap: wrap;
    }

    .mark {
        background: rgba(255, 220, 51, 0.1);
        border: 1px solid rgba(255, 220, 51, 0.2);
        padding: 6px 12px;
        border-radius: 20px;
        font-size: 12px;
        color: var(--rd-yellow);
        font-weight: 700;
    }

    /* FOOTER & CONTACTS */
    footer {
        padding: 120px 0 50px;
        background-color: var(--rd-black);
        border-top: 1px solid #222;
        position: relative;
        z-index: 2;
    }

    footer::before {
        content: '';
        position: absolute;
        top: 0; left: 50%;
        transform: translateX(-50%);
        width: 100%; height: 300px;
        background: radial-gradient(ellipse at center top, rgba(255, 220, 51, 0.1) 0%, transparent 70%);
    }

    .footer-top {
        text-align: left;
        margin-bottom: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid #222;
    }

    .footer-logo {
        height: 50px;
        filter: brightness(0) invert(1);
        display: block;
        margin: 0 auto 40px auto;
    }

    .contact-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
        margin: 30px 0;
    }

    .contact-item {
        display: flex;
        align-items: center;
        gap: 15px;
        background: rgba(17, 17, 17, 0.6);
        padding: 20px;
        border-radius: 12px;
        border: 1px solid #1a1a1a;
        transition: all 0.3s;
        min-width: 0; 
    }
    
    .contact-item:hover {
        border-color: var(--rd-yellow);
    }

    .contact-icon {
        width: 50px;
        height: 50px;
        background: rgba(255, 220, 51, 0.1);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--rd-yellow);
        flex-shrink: 0;
    }

    .contact-icon svg {
        width: 24px;
        height: 24px;
    }

    .contact-text {
        min-width: 0;
    }

    .contact-text span {
        display: block;
        color: var(--rd-gray-60);
        font-size: 12px;
        text-transform: uppercase;
        margin-bottom: 2px;
    }

    .contact-text a, .contact-text p {
        color: var(--rd-white);
        text-decoration: none;
        font-size: 16px;
        font-weight: 700;
        margin: 0;
        word-break: break-word; 
        overflow-wrap: break-word;
    }

    .contact-text a:hover {
        color: var(--rd-yellow);
    }

    @media (max-width: 768px) {
        h1 { font-size: 36px; }
        h2 { font-size: 28px; }
        section { padding: 70px 0; }
        .hero-creative, .hero-glow { display: none; }
        .hero-top-bar { flex-direction: column; gap: 20px; }
    }
</style>