html {
  font-size: 16px;
}

body {
    font-family: 'Manrope', sans-serif !important;
}

.navbar-nav .nav-link {
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    position: relative;
}

    .navbar-nav .nav-link:hover {
        font-weight: 500;
        color: black;
    }

@media (max-width: 991.98px) {
    .navbar .btn {
        font-size: 1.1rem;
        padding: 0.75rem 1.75rem;
    }
}

.hero-b2b {
    position: relative;
    background-image: url('/images/denim_patterns.png');
    background-repeat: repeat;
    background-size: 135px 135px;
    color: #ffffff;
    overflow: hidden;
}

    .hero-b2b::before {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0.55); /* затемнение */
    }

    .hero-b2b .container {
        position: relative;
        z-index: 1;
    }

/**/
.advantages-section {
    /*background: #f8fafc;*/
    padding-top: 10px;
    padding-bottom: 10px;
}

/* Квадратная иконка */

.icon-box {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    border: 1px solid #dce3ea;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #334155;
    transition: all 0.3s ease;
}

/* Hover-эффект */

.advantage {
    transition: all 0.3s ease;
}

    .advantage:hover .icon-box {
        background: #263238;
        border-color: #263238;
        color: #ffffff;
    }

    .advantage:hover {
        transform: translateY(-3px);
    }

/**/

.fuel-card {
    position: relative;
    overflow: hidden;
}

.fuel-petrol {
    background: linear-gradient(135deg, #3e2723, #5d4037);
}

.fuel-diesel {
    background: linear-gradient(135deg, #263238, #37474f);
}

.fuel-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.15), transparent 60%);
}

.control-section {
    position: relative;
    background-image: url('/images/denim_patterns.png');
    background-repeat: repeat;
    background-size: 135px 135px;
    color: #ffffff;
    overflow: hidden;
}

    .control-section::before {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(20, 25, 35, 0.75); /* более глубокий B2B-оттенок */
    }

    .control-section .container {
        position: relative;
        z-index: 1;
    }

.feature-box {
    background: rgba(255, 255, 255, 0.05); /* приглушённый стеклянный эффект */
    backdrop-filter: blur(2px);
    transition: all 0.3s ease;
}

    .feature-box:hover {
        background: rgba(255, 255, 255, 0.1);
        transform: translateY(-4px);
    }

.feature-icon {
    font-size: 28px;
    color: #cfd8e3; /* мягкий серо-голубой */
}

.app-image-wrapper {
    display: flex;
    justify-content: center;
}

.app-image {
    max-width: 280px; /* контролируем ширину */
    height: auto;
    max-height: 600px;
    border-radius: 28px; /* эффект устройства */
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.08);
}

.btn-outline-secondary:hover {
    background-color: #2c3440;
    color: #fff;
    border-color: #2c3440;
}

.app-section {
    padding-top: 100px;
    padding-bottom: 100px;
}

    .app-section h2::after {
        content: "";
        display: block;
        width: 60px;
        height: 3px;
        background: #2c3440;
        margin-top: 12px;
    }

.advantage-item {
    padding: 20px;
    background: #ffffff;
    border: 1px solid #e9ecef;
    border-radius: 16px;
    height: 100%;
    transition: 0.3s ease;
}

    .advantage-item:hover {
        box-shadow: 0 15px 30px rgba(0,0,0,0.05);
    }

.app-dark-box {
    max-height: 520px; /* фиксируем высоту блока */
}

.app-phone {
    max-height: 480px; /* ограничиваем телефон */
    width: auto;
    object-fit: contain;
}

@media (min-width: 992px) {
    .app-dark-box {
        margin-left: -100px;
        box-shadow: 0 40px 80px rgba(0,0,0,0.15);
    }
}

.contact-hero {
    height: 320px;
    background: url('/images/foto_contact.jpg') center/cover no-repeat;
    position: relative;
    border-radius: 16px;
}

    .contact-hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background: rgba(0, 0, 0, 0.45); /* затемнение */
        border-radius: 16px
    }

.contact-card {
    margin-top: -120px;
    border-radius: 16px;
}


.contact-info-card {
    border-radius: 14px;
    transition: all 0.25s ease;
}

    .contact-info-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 30px rgba(0,0,0,0.08);
    }

    .contact-info-card a {
        color: #000;
    }

        .contact-info-card a:hover {
            color: #000; /* фирменный цвет при наведении */
        }


.icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(255, 212, 0, 0.15); /* твой фирменный #FFD400 */
    display: flex;
    align-items: center;
    justify-content: center;
}

    .icon-wrapper i {
        font-size: 20px;
        color: #FFD400;
    }

.fuel-hero {
    /*background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);*/
    background: #f8f9fa;
    border-radius: 16px;
}

.brand-accent {
    color: #FFD400;
}

.fuel-visual {
    background: radial-gradient(circle at 30% 30%, rgba(255,212,0,0.15), transparent 60%);
    border-radius: 24px;
}

.fuel-benefits span {
    font-weight: 500;
}

.badge-dark-brand {
    background-color: #202124;
    color: #fff;
    font-weight: 500;
    letter-spacing: .3px;
}

.hero-image {
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    border-radius: 16px;
}

.ph-checks {
    color: #FFD400;
    font-size: 1.1rem;
}

.benefit-card {
    transition: all .25s ease;
    border-radius: 16px;
}

    .benefit-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    }

.icon-lg {
    width: 60px;
    height: 60px;
    font-size: 22px;
}

.how-it-works .step-card {
    border-radius: 16px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.how-it-works .row {
    align-items: stretch;
}

.step-card {
    height: 100%;
}

    .how-it-works .step-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    }

.step-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

/* Разная высота (эффект движения вверх) */
.step-1 {
    margin-top: 80px;
    margin-bottom: 0;
    background: #c9c9c9;
}

.step-2 {
    margin-top: 55px;
    margin-bottom: 25px;
    background: #d4cba1;
}

.step-3 {
    margin-top: 30px;
    margin-bottom: 50px;
    background: #fef9c3;
}

.step-4 {
    margin-top: 0;
    margin-bottom: 80px;
    background: #dcfce7;
}

/* Текст */
.step-card h5 {
    font-weight: 600;
}

.step-card p {
    color: #555;
}

.cta-contract {
    background: linear-gradient(135deg, #263238, #37474f);
}

.cta-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(6px);
    border-radius: 18px;
}