.ch-banner {
    --bn-accent: var(--accent-primary, #C6F24E);
    --bn-accent-glow: rgba(198, 242, 78, 0.25);
    --bn-btn-grad: linear-gradient(135deg, #D2FF5C 0%, #B8E840 100%);
    --bn-btn-text: #10130A;

    position: relative;
    margin: 42px 0 0;
    padding: 34px 38px;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #13150E 0%, #0C0E09 100%);
    border: 1px solid rgba(230, 244, 210, 0.08);
    box-shadow: 0 14px 44px rgba(0, 0, 0, 0.5);
    isolation: isolate;
    min-height: 250px;
}

.ch-banner[data-accent="blue"] {
    --bn-accent: #56C8D8;
    --bn-accent-glow: rgba(86, 200, 216, 0.25);
    --bn-btn-grad: linear-gradient(135deg, #6FDCEC 0%, #2AABEE 100%);
    --bn-btn-text: #04141A;
}

.ch-banner[data-accent="purple"] {
    --bn-accent: #A78BFA;
    --bn-accent-glow: rgba(167, 139, 250, 0.25);
    --bn-btn-grad: linear-gradient(135deg, #C4B0FF 0%, #8B5CF6 100%);
    --bn-btn-text: #120A24;
}

.ch-banner[data-accent="red"] {
    --bn-accent: #FF5C5C;
    --bn-accent-glow: rgba(255, 92, 92, 0.22);
    --bn-btn-grad: linear-gradient(135deg, #FF8A8A 0%, #FF4D4D 100%);
    --bn-btn-text: #1C0606;
}

 
.ch-banner::before {
    content: '';
    position: absolute;
    left: -120px;
    top: -140px;
    width: 480px;
    height: 480px;
    z-index: -1;
    background: radial-gradient(circle, var(--bn-accent-glow) 0%, transparent 62%);
    filter: blur(28px);
    opacity: 0.5;
    pointer-events: none;
}

 
.ch-banner__media {
    position: absolute;
    top: -50px;
    bottom: -50px;
    right: -80px;
    width: 50%;
    transform: skewX(-12deg);
    overflow: hidden;
    border-left: 2px solid var(--bn-accent);
    box-shadow: -18px 0 42px rgba(0, 0, 0, 0.55);
    z-index: 0;
}

.ch-banner__media img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: skewX(12deg) scale(1.22);
    transform-origin: center;
}

 
.ch-banner__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, #10120B 0%, rgba(16, 18, 11, 0.55) 18%, transparent 55%),
        linear-gradient(0deg, rgba(12, 14, 9, 0.5) 0%, transparent 35%);
}

 
.ch-banner__content {
    position: relative;
    z-index: 1;
    max-width: 50%;
    padding-right: 12px;
}

.ch-banner__title {
    margin: 0 0 12px;
    color: var(--text-white, #EEF2E6);
    font-family: 'Space Grotesk', 'Inter', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2.15rem);
    font-weight: 700;
    line-height: 1.14;
    letter-spacing: -0.015em;
}

.ch-banner__title em {
    font-style: normal;
    color: var(--bn-accent);
}

.ch-banner__prize {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 10px;
    color: var(--text-white, #EEF2E6);
    font-weight: 600;
    font-size: 1rem;
}

.ch-banner__prize svg { color: var(--bn-accent); flex: 0 0 auto; }

.ch-banner__desc {
    margin: 0;
    color: var(--text-light, #A8B09E);
    font-size: 0.95rem;
    line-height: 1.6;
    max-width: 430px;
}

.ch-banner__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px 18px;
    margin-top: 20px;
}

.ch-banner__btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 13px 26px;
    border-radius: 12px;
    background: var(--bn-btn-grad);
    color: var(--bn-btn-text);
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    box-shadow: 0 8px 24px var(--bn-accent-glow);
    transition: transform 0.18s ease, box-shadow 0.25s ease;
    white-space: nowrap;
}

.ch-banner__btn:hover {
    transform: translateY(-2px);
    color: var(--bn-btn-text);
    box-shadow: 0 12px 32px var(--bn-accent-glow);
}

.ch-banner__btn svg { transition: transform 0.18s ease; }
.ch-banner__btn:hover svg { transform: translateX(3px); }

.ch-banner__note {
    color: var(--text-medium, #7A8272);
    font-size: 0.85rem;
}

 
.ch-banner__timer {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-top: 18px;
    flex-wrap: wrap;
}

.ch-banner__timer-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-medium, #7A8272);
}

.ch-banner__chips {
    display: flex;
    align-items: baseline;
    gap: 4px;
    font-family: 'JetBrains Mono', monospace;
}

.ch-btchip {
    display: flex;
    align-items: baseline;
    gap: 3px;
}

.ch-btchip b {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1;
    color: var(--text-white, #EEF2E6);
    font-variant-numeric: tabular-nums;
}

.ch-btchip span {
    font-size: 0.68rem;
    color: var(--text-medium, #7A8272);
    margin-right: 4px;
}

.ch-banner__chips .ch-btsep {
    color: var(--bn-accent);
    font-size: 1.1rem;
    font-weight: 600;
    opacity: 0.7;
    padding: 0 3px;
}

.ch-banner.is-ended .ch-banner__chips b { color: var(--text-medium); }

 
@media (max-width: 1150px) {
    .ch-banner {
        padding: 26px 22px;
        margin-top: 30px;
        min-height: 0;
    }

     
    .ch-banner__media {
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        width: auto;
        transform: none;
        border-left: none;
        box-shadow: none;
    }

    .ch-banner__media img {
        transform: none;
        opacity: 0.3;
    }

    .ch-banner__media::after {
        background: linear-gradient(180deg, rgba(12, 14, 9, 0.82) 0%, rgba(12, 14, 9, 0.66) 100%);
    }

    .ch-banner__content { max-width: 100%; }

    .ch-banner__actions .ch-banner__btn {
        flex: 1 1 auto;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ch-banner__btn { transition: none; }
}