/* ==========================================
   OPEN PATH ROI PAGE
   ========================================== */

.op-roi-page {
    color: #1c2b39;
    background: #ffffff;
}

    .op-roi-page h1,
    .op-roi-page h2,
    .op-roi-page h3 {
        font-weight: 700;
        letter-spacing: -0.02em;
    }

    .op-roi-page p {
        line-height: 1.75;
    }

.op-roi-hero {
    padding: 110px 0;
    background: linear-gradient(135deg, #123d5a 0%, #1d5878 60%, #1683a8 100%);
    color: #ffffff;
}

    .op-roi-hero h1 {
        max-width: 900px;
        font-size: clamp(2.8rem, 5vw, 4.5rem);
        line-height: 1.05;
        margin-bottom: 30px;
    }

    .op-roi-hero p {
        max-width: 800px;
        color: #e7f2f7;
        font-size: 1.1rem;
    }

.op-roi-heading {
    max-width: 900px;
    margin: 0 auto 55px;
}

    .op-roi-heading h2 {
        color: #1d4f73;
        font-size: clamp(2rem, 4vw, 3rem);
        margin-bottom: 25px;
    }

    .op-roi-heading p {
        color: #536473;
        font-size: 1.1rem;
    }

.op-roi-risk,
.op-roi-downtime,
.op-roi-oos,
.op-roi-cases,
.op-roi-regulation,
.op-roi-approach,
.op-roi-investment,
.op-roi-return {
    padding: 110px 0;
}

.op-roi-risk {
    background: #ffffff;
}

.op-roi-risk-card {
    height: 100%;
    padding: 35px;
    background: #ffffff;
    border: 1px solid #e1e9ee;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(20, 50, 70, 0.06);
}

.op-roi-number {
    color: #1683a8;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    margin-bottom: 18px;
}

.op-roi-risk-card h3 {
    color: #1d4f73;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.op-roi-risk-card p {
    color: #536473;
}

.op-roi-cost {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid #e1e9ee;
}

    .op-roi-cost span {
        display: block;
        color: #7a8994;
        font-size: 0.8rem;
        font-weight: 700;
        letter-spacing: 0.1em;
        text-transform: uppercase;
        margin-bottom: 6px;
    }

    .op-roi-cost strong {
        color: #1d4f73;
    }

.op-roi-conclusion {
    max-width: 800px;
    margin: 55px auto 0;
    text-align: center;
}

    .op-roi-conclusion h3 {
        color: #1d4f73;
        font-size: 1.8rem;
    }

    .op-roi-conclusion p {
        color: #536473;
        font-size: 1.1rem;
    }

.op-roi-downtime {
    background: #f4f8fa;
}

.op-roi-downtime-card {
    max-width: 950px;
    margin: 0 auto;
    padding: 50px;
    background: #ffffff;
    border-radius: 14px;
    border: 1px solid #e1e9ee;
    box-shadow: 0 8px 25px rgba(20, 50, 70, 0.06);
    text-align: center;
}

.op-roi-downtime-label,
.op-roi-payoff-label {
    color: #1683a8;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    margin-bottom: 15px;
}

.op-roi-downtime-value {
    color: #1d4f73;
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.op-roi-downtime-unit {
    color: #536473;
    margin-top: 8px;
}

.op-roi-downtime-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 45px 0 30px;
}

    .op-roi-downtime-grid div {
        padding: 20px 10px;
        background: #f4f8fa;
        border-radius: 8px;
    }

    .op-roi-downtime-grid strong {
        display: block;
        color: #1d4f73;
        font-size: 1.6rem;
    }

    .op-roi-downtime-grid span {
        color: #536473;
        font-size: 0.85rem;
    }

.op-roi-downtime-card p {
    color: #7a8994;
    font-size: 0.9rem;
    margin-bottom: 0;
}

.op-roi-oos {
    background: #ffffff;
    text-align: center;
}

.op-roi-stat {
    max-width: 700px;
    margin: 0 auto;
    padding: 45px;
    background: #f4f8fa;
    border-radius: 14px;
}

    .op-roi-stat strong {
        display: block;
        color: #1d4f73;
        font-size: 4rem;
        line-height: 1;
        margin-bottom: 20px;
    }

    .op-roi-stat p {
        color: #536473;
        font-size: 1.1rem;
    }

    .op-roi-stat span {
        color: #1683a8;
        font-weight: 600;
    }

.op-roi-oos-cost {
    max-width: 600px;
    margin: 35px auto;
    padding: 25px;
    border: 2px solid #1683a8;
    border-radius: 10px;
}

    .op-roi-oos-cost span {
        display: block;
        color: #536473;
        margin-bottom: 8px;
    }

    .op-roi-oos-cost strong {
        color: #1d4f73;
        font-size: 1.4rem;
    }

.op-roi-final-text {
    max-width: 800px;
    margin: 40px auto 0;
    color: #536473;
    font-size: 1.1rem;
}

.op-roi-cases {
    background: #f4f8fa;
}

.op-roi-case-card {
    height: 100%;
    padding: 35px;
    background: #ffffff;
    border: 1px solid #e1e9ee;
    border-radius: 10px;
}

.op-roi-case-label,
.op-roi-return-label {
    color: #1683a8;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    margin-bottom: 15px;
}

.op-roi-case-card h3 {
    color: #1d4f73;
    font-size: 1.5rem;
}

.op-roi-case-card p {
    color: #536473;
}

.op-roi-lesson {
    margin-top: 25px;
    padding: 20px;
    background: #f4f8fa;
    border-left: 4px solid #1683a8;
    color: #536473;
}

.op-roi-case-conclusion {
    max-width: 800px;
    margin: 60px auto 0;
}

    .op-roi-case-conclusion h3 {
        color: #1d4f73;
    }

    .op-roi-case-conclusion p {
        color: #536473;
    }

.op-roi-regulation {
    background: #ffffff;
}

.op-roi-regulation-card {
    max-width: 900px;
    margin: 0 auto;
    padding: 50px;
    background: #f4f8fa;
    border-radius: 14px;
}

.op-roi-regulation-number {
    color: #1683a8;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.op-roi-regulation-card h3 {
    color: #1d4f73;
    font-size: 1.7rem;
    margin: 15px 0 25px;
}

.op-roi-regulation-card blockquote {
    margin: 0 0 25px;
    padding-left: 25px;
    border-left: 4px solid #1683a8;
    color: #536473;
    font-size: 1.05rem;
    font-style: italic;
    line-height: 1.8;
}

.op-roi-regulation-card p {
    color: #536473;
}

.op-roi-approach {
    background: #f4f8fa;
}

.op-roi-approach-card {
    height: 100%;
    padding: 30px;
    background: #ffffff;
    border-radius: 10px;
    border: 1px solid #e1e9ee;
}

    .op-roi-approach-card > div {
        color: #1683a8;
        font-size: 0.85rem;
        font-weight: 700;
        letter-spacing: 0.12em;
        margin-bottom: 15px;
    }

    .op-roi-approach-card h3 {
        color: #1d4f73;
    }

    .op-roi-approach-card p {
        color: #536473;
        margin-bottom: 0;
    }

.op-roi-investment {
    background: #ffffff;
}

.op-roi-payoff {
    max-width: 950px;
    margin: 0 auto;
    padding: 50px 35px;
    background: #ffffff;
    border: 2px solid #1683a8;
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(20, 50, 70, 0.08);
}

.op-roi-payoff-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 45px;
    margin: 25px 0 35px;
}

    .op-roi-payoff-comparison > div:not(.op-roi-payoff-vs) {
        min-width: 220px;
    }

    .op-roi-payoff-comparison strong {
        display: block;
        color: #1d4f73;
        font-size: 3.5rem;
        line-height: 1;
        margin-bottom: 10px;
    }

    .op-roi-payoff-comparison span {
        color: #536473;
    }

.op-roi-payoff-vs {
    color: #1683a8;
    font-size: 1.2rem;
    font-weight: 700;
}

.op-roi-payoff h3 {
    color: #1d4f73;
    font-size: 1.8rem;
    margin-bottom: 18px;
}

.op-roi-payoff p {
    max-width: 750px;
    margin: 0 auto;
    color: #536473;
}

.op-roi-highlight {
    max-width: 750px;
    margin: 30px auto 0;
    padding: 20px;
    background: #f4f8fa;
    border-radius: 8px;
    color: #1d4f73;
    font-weight: 700;
}

.op-roi-disclaimer {
    max-width: 900px;
    margin: 25px auto 0;
    color: #7a8994;
    font-size: 0.85rem;
    line-height: 1.6;
    text-align: center;
}

.op-roi-return {
    background: #f4f8fa;
}

.op-roi-return-card {
    height: 100%;
    padding: 35px;
    background: #ffffff;
    border-radius: 10px;
    border: 1px solid #e1e9ee;
}

    .op-roi-return-card h3 {
        color: #1d4f73;
        font-size: 1.5rem;
    }

    .op-roi-return-card p {
        color: #536473;
    }

.op-roi-final {
    margin-top: 70px;
}

    .op-roi-final h2 {
        max-width: 850px;
        margin: 0 auto 30px;
        color: #1d4f73;
        font-size: clamp(1.8rem, 3vw, 2.6rem);
    }

@media (max-width: 767.98px) {
    .op-roi-hero,
    .op-roi-risk,
    .op-roi-downtime,
    .op-roi-oos,
    .op-roi-cases,
    .op-roi-regulation,
    .op-roi-approach,
    .op-roi-investment,
    .op-roi-return {
        padding: 75px 0;
    }

    .op-roi-downtime-card,
    .op-roi-regulation-card {
        padding: 30px 20px;
    }

    .op-roi-downtime-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .op-roi-payoff-comparison {
        flex-direction: column;
        gap: 20px;
    }

        .op-roi-payoff-comparison > div:not(.op-roi-payoff-vs) {
            min-width: 0;
        }

        .op-roi-payoff-comparison strong {
            font-size: 3rem;
        }
}