:root {
    --campaign-intro-bg: #fffaf3;
    --campaign-intro-card: #ffffff;
    --campaign-intro-ink: #162033;
    --campaign-intro-muted: #5f6b7a;
    --campaign-intro-accent: #f28c00;
    --campaign-intro-accent-dark: #d47400;
    --campaign-intro-accent-soft: #fff0d9;
    --campaign-intro-border: rgba(242, 140, 0, 0.16);
    --campaign-intro-shadow: 0 28px 80px rgba(9, 19, 38, 0.28);
}

#campaignIntroModal {
    z-index: 1000000003;
}

#campaignIntroModal + .modal-backdrop,
.campaign-intro-backdrop {
    z-index: 1000000002 !important;
}

.campaign-intro-dialog {
    max-width: 760px;
    margin: 48px auto 24px;
}

.campaign-intro-card {
    border: none;
    border-radius: 30px;
    overflow: hidden;
    background: var(--campaign-intro-card);
    box-shadow: var(--campaign-intro-shadow);
    position: relative;
}

.campaign-intro-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.96);
    color: #4b5563;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.12);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
}

.campaign-intro-hero {
    position: relative;
    padding: 34px 34px 26px;
    background:
        radial-gradient(circle at top right, rgba(255, 255, 255, 0.84), transparent 34%),
        linear-gradient(135deg, #1f2937 0%, #2e3a4d 50%, #101827 100%);
    color: #fff;
}

.campaign-intro-pattern {
    position: absolute;
    right: 26px;
    top: 24px;
    display: grid;
    grid-template-columns: repeat(4, 18px);
    gap: 7px;
    opacity: 0.3;
}

.campaign-intro-pattern span {
    width: 18px;
    height: 18px;
    border-radius: 5px;
    background: linear-gradient(145deg, rgba(242, 140, 0, 0.9), rgba(255, 214, 153, 0.55));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.2);
}

.campaign-intro-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-weight: 700;
    color: #ffd089;
}

.campaign-intro-kicker::before {
    content: "";
    width: 36px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, #ffd089 0%, rgba(255, 208, 137, 0.1) 100%);
}

.campaign-intro-title {
    margin: 16px 0 10px;
    max-width: 540px;
    font-size: clamp(1.85rem, 3.4vw, 2.8rem);
    line-height: 1.06;
    font-weight: 800;
    color: #ffffff;
}

.campaign-intro-title span {
    display: block;
    color: #ffbf5c;
}

.campaign-intro-subtitle {
    margin: 0;
    max-width: 520px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 1rem;
    line-height: 1.6;
}

.campaign-intro-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.campaign-intro-badges span {
    padding: 9px 14px;
    border-radius: 999px;
    font-size: 0.86rem;
    font-weight: 700;
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(6px);
}

.campaign-intro-body {
    padding: 26px 34px 34px;
    background:
        linear-gradient(180deg, rgba(255, 249, 240, 0.85) 0%, rgba(255, 255, 255, 1) 100%);
}

.campaign-intro-highlight {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 18px;
    border-radius: 20px;
    background: var(--campaign-intro-bg);
    border: 1px solid var(--campaign-intro-border);
    color: var(--campaign-intro-muted);
    line-height: 1.55;
}

.campaign-intro-highlight strong {
    display: block;
    margin-bottom: 4px;
    color: var(--campaign-intro-ink);
}

.campaign-intro-highlight__icon {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--campaign-intro-accent) 0%, #ffb347 100%);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex: 0 0 auto;
    box-shadow: 0 12px 24px rgba(242, 140, 0, 0.22);
}

.campaign-intro-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.campaign-intro-step {
    min-height: 136px;
    padding: 18px 16px;
    border-radius: 22px;
    background: #fff;
    border: 1px solid rgba(17, 24, 39, 0.06);
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.06);
}

.campaign-intro-step__icon {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    background: var(--campaign-intro-accent-soft);
    color: var(--campaign-intro-accent-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-bottom: 14px;
}

.campaign-intro-step strong {
    display: block;
    color: var(--campaign-intro-ink);
    font-size: 0.98rem;
    margin-bottom: 6px;
}

.campaign-intro-step small {
    display: block;
    color: var(--campaign-intro-muted);
    line-height: 1.5;
    font-size: 0.84rem;
}

.campaign-intro-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.campaign-intro-btn {
    min-width: 170px;
    min-height: 50px;
    border-radius: 16px;
    font-weight: 700;
    padding: 0 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
}

.campaign-intro-btn--primary {
    background: linear-gradient(135deg, var(--campaign-intro-accent) 0%, #ffb347 100%);
    border-color: transparent;
}

.campaign-intro-btn--primary:hover,
.campaign-intro-btn--primary:focus {
    background: linear-gradient(135deg, var(--campaign-intro-accent-dark) 0%, #ffab2d 100%);
}

.campaign-intro-footer {
    margin-top: 18px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--campaign-intro-muted);
    font-size: 0.82rem;
}

.campaign-intro-footer a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #159447;
    text-decoration: none;
    font-weight: 700;
}

.campaign-intro-footer a:hover {
    color: #0e7b39;
}

@media (max-width: 767.98px) {
    .campaign-intro-dialog {
        margin: 0;
        max-width: 100%;
        min-height: 100vh;
        display: flex;
        align-items: flex-end;
    }

    .campaign-intro-card {
        width: 100%;
        margin: 0 10px 10px;
        border-radius: 22px;
        max-height: 82vh;
        overflow-y: auto;
    }

    .campaign-intro-hero,
    .campaign-intro-body {
        padding-left: 16px;
        padding-right: 16px;
    }

    .campaign-intro-pattern {
        display: none;
    }

    .campaign-intro-hero {
        padding-top: 20px;
        padding-bottom: 18px;
    }

    .campaign-intro-title {
        max-width: 100%;
        padding-right: 34px;
        margin: 10px 0 8px;
        font-size: 1.55rem;
    }

    .campaign-intro-subtitle {
        max-width: 100%;
        font-size: 0.88rem;
        line-height: 1.45;
    }

    .campaign-intro-badges {
        gap: 8px;
        margin-top: 14px;
    }

    .campaign-intro-badges span {
        padding: 7px 10px;
        font-size: 0.72rem;
    }

    .campaign-intro-body {
        padding-top: 14px;
        padding-bottom: 16px;
    }

    .campaign-intro-highlight {
        padding: 12px 14px;
        gap: 10px;
        font-size: 0.82rem;
    }

    .campaign-intro-highlight__icon {
        width: 38px;
        height: 38px;
        border-radius: 12px;
        font-size: 0.9rem;
    }

    .campaign-intro-highlight strong {
        font-size: 0.88rem;
        margin-bottom: 2px;
    }

    .campaign-intro-steps {
        display: none;
    }

    .campaign-intro-actions {
        margin-top: 14px;
        gap: 10px;
    }

    .campaign-intro-btn {
        width: 100%;
        min-height: 46px;
        border-radius: 14px;
        font-size: 0.92rem;
    }

    .campaign-intro-footer {
        display: none;
    }

    .campaign-intro-close {
        top: 12px;
        right: 12px;
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 420px) {
    .campaign-intro-card {
        margin: 0 6px 6px;
        border-radius: 18px;
        max-height: 78vh;
    }

    .campaign-intro-hero,
    .campaign-intro-body {
        padding-left: 14px;
        padding-right: 14px;
    }

    .campaign-intro-kicker {
        font-size: 10px;
        letter-spacing: 0.12em;
    }

    .campaign-intro-kicker::before {
        width: 24px;
    }

    .campaign-intro-title {
        font-size: 1.35rem;
        line-height: 1.08;
    }

    .campaign-intro-subtitle {
        font-size: 0.82rem;
    }

    .campaign-intro-badges span {
        font-size: 0.68rem;
        padding: 6px 9px;
    }

    .campaign-intro-highlight {
        display: none;
    }
}