.roadmap-section {
    background-color: #050505;
    padding: 100px 0;
    position: relative;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}

.roadmap-container {
    max-width: 1350px;
    margin: 0 auto;
    padding: 0 4%;
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 80px;
    align-items: flex-start;
}

/* === ЛЕВАЯ КОЛОНКА (Value Banner) === */
.roadmap-left {
    position: sticky;
    top: 50px;
}

.value-banner {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
    aspect-ratio: 3/4;
    max-height: 540px;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.value-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.9;
    transition: transform 1.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.value-banner:hover .value-banner-img {
    transform: scale(1.03);
}

/* Стеклянный оверлей на картинке */
.value-banner-overlay {
    position: absolute;
    bottom: 25px;
    left: 25px;
    right: 25px;
    background: rgba(10, 10, 10, 0.65);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 25px;
    z-index: 2;
}

.overlay-badge {
    font-family: var(--font-main), sans-serif;
    font-size: 10px;
    font-weight: 700;
    color: var(--accent-red);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.overlay-title {
    font-family: var(--font-accent), sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
    margin-bottom: 12px;
}

.overlay-divider {
    width: 40px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.2);
    margin-bottom: 12px;
}

.overlay-text {
    font-family: var(--font-main), sans-serif;
    font-size: 13px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.55);
    margin: 0;
}

/* === ПРАВАЯ КОЛОНКА (Офферы) === */
.roadmap-right {
    display: flex;
    flex-direction: column;
}

.roadmap-header {
    margin-bottom: 40px;
}

.roadmap-title {
    font-family: var(--font-accent), sans-serif;
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0 0 15px 0;
}

.roadmap-title::after {
    content: "";
    display: block;
    width: 60px;
    height: 2px;
    background-color: var(--accent-red);
    margin-top: 15px;
    box-shadow: 0 0 8px var(--accent-red);
}

.roadmap-subtitle {
    font-family: var(--font-main), sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.5);
    max-width: 550px;
    margin: 0;
}

/* Линейные премиум-строки */
.luxury-rows-container {
    display: flex;
    flex-direction: column;
    margin-bottom: 50px;
}

.luxury-row {
    display: flex;
    gap: 30px;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 35px 0;
    transition: all 0.3s ease;
    position: relative;
}

.luxury-row:hover {
    border-bottom-color: var(--accent-red);
    box-shadow: 0 1px 0 var(--accent-red);
}

.row-left {
    flex-shrink: 0;
}

.row-num {
    font-family: var(--font-accent), sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.15);
    transition: color 0.3s ease;
}

.luxury-row:hover .row-num {
    color: var(--accent-red);
}

.row-center {
    flex-grow: 1;
}

.row-title {
    font-family: var(--font-accent), sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 8px 0;
    letter-spacing: 0.5px;
    transition: color 0.3s;
}

.row-text {
    font-family: var(--font-main), sans-serif;
    font-size: 14px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.45);
    margin: 0;
    transition: color 0.3s;
}

.luxury-row:hover .row-text {
    color: rgba(255, 255, 255, 0.7);
}

.row-right {
    flex-shrink: 0;
}

.row-badge {
    font-family: var(--font-main), sans-serif;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 4px 10px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.luxury-row:hover .row-badge {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.05);
}

/* === КНОПКА КОНВЕРСИИ (ENGINE START STOP) === */
.roadmap-cta-container {
    display: flex;
    align-items: center;
    gap: 25px;
    
    /* Эффект стальной рамки по периметру */
    border: 1.5px solid transparent;
    background-image: linear-gradient(135deg, rgba(5, 5, 5, 0.88) 0%, rgba(10, 10, 10, 0.95) 100%), 
                      linear-gradient(135deg, #222 0%, #777 25%, #111 50%, #eaeaea 75%, #333 100%), 
                      url('/_custom_html/02_roadmap/premium_car_rear.png');
    background-origin: padding-box, border-box, padding-box;
    background-clip: padding-box, border-box, padding-box;
    background-size: cover;
    background-position: center 35%;
    
    border-radius: 16px;
    padding: 30px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
}

/* Реалистичная 3D кнопка ENGINE START STOP */
.engine-start-btn {
    position: relative;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: conic-gradient(from 45deg, #181818, #3a3a3a, #181818, #3a3a3a, #181818);
    border: 3.5px solid #282828;
    box-shadow: 
        0 10px 25px rgba(0, 0, 0, 0.8),
        inset 0 2px 4px rgba(255, 255, 255, 0.25),
        inset 0 -2px 4px rgba(0, 0, 0, 0.8),
        0 0 0 2px #444,
        0 0 20px rgba(195, 0, 30, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    flex-shrink: 0;
}

/* Алое диодное кольцо с пульсацией */
.engine-start-btn::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-radius: 50%;
    border: 1.5px solid #C3001E;
    box-shadow: 0 0 10px #C3001E, inset 0 0 4px #C3001E;
    pointer-events: none;
    animation: ignition-glow 1.5s infinite alternate;
}

.btn-core {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: var(--font-accent), sans-serif;
    line-height: 1;
    z-index: 2;
    pointer-events: none;
    margin-top: -1px;
}

.btn-label-top, .btn-label-bottom {
    font-size: 7px;
    letter-spacing: 1.5px;
    color: rgba(255, 255, 255, 0.45);
    font-weight: 700;
}

.btn-label-top {
    margin-bottom: 2px;
}

.btn-label-bottom {
    margin-top: 2px;
}

.btn-label-middle {
    font-size: 13px;
    letter-spacing: 1px;
    color: #fff;
    font-weight: 900;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
    margin: 1px 0;
}

.engine-start-btn:hover {
    transform: scale(0.98);
    box-shadow: 
        0 5px 15px rgba(0, 0, 0, 0.9),
        inset 0 3px 6px rgba(0, 0, 0, 0.95),
        0 0 0 2px #333,
        0 0 25px rgba(195, 0, 30, 0.6);
}

.engine-start-btn:active {
    transform: scale(0.94);
    background: conic-gradient(from 45deg, #111, #282828, #111, #282828, #111);
}

@keyframes ignition-glow {
    0% { opacity: 0.6; box-shadow: 0 0 8px #C3001E, inset 0 0 3px #C3001E; }
    100% { opacity: 1; box-shadow: 0 0 16px #C3001E, inset 0 0 7px #C3001E; }
}

/* Описание рядом с кнопкой */
.cta-text-block {
    display: flex;
    flex-direction: column;
}

.cta-title {
    font-family: var(--font-accent), sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.cta-desc {
    font-family: var(--font-main), sans-serif;
    font-size: 13px;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.45);
}

/* === АДАПТИВНОСТЬ === */
@media (max-width: 1199px) {
    .roadmap-container {
        gap: 50px;
    }
}

@media (max-width: 991px) {
    .roadmap-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Полностью скрываем кривую левую колонку с баннером на мобильных для чистой и безупречной верстки */
    .roadmap-left {
        display: none;
    }
}

@media (max-width: 767px) {
    .roadmap-section {
        padding: 50px 0;
    }

    .roadmap-header {
        margin-bottom: 30px;
    }

    .luxury-row {
        padding: 25px 0;
        gap: 15px;
    }

    .row-num {
        font-size: 20px;
    }

    .row-title {
        font-size: 18px;
    }

    /* Скрываем бейдж справа на мобильных для экономии ширины */
    .row-right {
        display: none;
    }

    .roadmap-cta-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 30px 20px;
        gap: 20px;
    }
}