html,
body {
    overflow-x: hidden;
}

.case-study-main {
    background: #ffffff;
    color: #0f172a;
    overflow: hidden;
}

.case-study-hero,
.case-study-section,
.case-study-soft-section {
    position: relative;
    z-index: 1;
}

.case-study-hero {
    background:
        radial-gradient(circle at 12% 12%, rgba(37, 99, 235, .10), transparent 32%),
        radial-gradient(circle at 92% 10%, rgba(14, 165, 233, .10), transparent 34%),
        linear-gradient(135deg, #ffffff 0%, #f7fbff 48%, #eef6ff 100%);
}

.case-study-soft-section {
    background:
        radial-gradient(circle at 6% 12%, rgba(37, 99, 235, .08), transparent 28%),
        radial-gradient(circle at 90% 8%, rgba(14, 165, 233, .09), transparent 30%),
        linear-gradient(135deg, #f8fbff 0%, #eef6ff 100%);
}

.case-study-pill {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .58rem 1.05rem;
    border-radius: 999px;
    color: #2563eb;
    background: rgba(37, 99, 235, .08);
    border: 1px solid rgba(37, 99, 235, .14);
    box-shadow: 0 14px 32px rgba(37, 99, 235, .08);
    font-size: .9rem;
    font-weight: 900;
}

.case-study-hero-title {
    font-size: clamp(2.35rem, 5vw, 4.7rem);
    line-height: 1.08;
    letter-spacing: -.055em;
}

.case-study-hero-text {
    max-width: 780px;
    color: #475569;
    font-size: 1.05rem;
    line-height: 2.05;
}

.case-study-notice {
    display: flex;
    gap: .85rem;
    align-items: flex-start;
    max-width: 760px;
    padding: 1rem 1.15rem;
    border-radius: 1.2rem;
    color: #334155;
    background: rgba(255, 255, 255, .78);
    border: 1px solid rgba(37, 99, 235, .14);
    box-shadow: 0 14px 34px rgba(15, 23, 42, .06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    line-height: 1.75;
}

.case-study-notice i {
    color: #2563eb;
    font-size: 1.25rem;
    margin-top: .15rem;
}

.case-study-hero-visual {
    position: relative;
    padding: .75rem;
    border-radius: 2rem;
    background: rgba(255, 255, 255, .82);
    border: 1px solid rgba(37, 99, 235, .14);
    box-shadow: 0 26px 62px rgba(15, 23, 42, .12);
}

.case-study-hero-image {
    display: block;
    width: 100%;
    border-radius: 1.5rem;
    object-fit: cover;
}

.case-study-kicker {
    color: #2563eb;
    font-weight: 900;
    letter-spacing: .08em;
    font-size: .82rem;
    margin-bottom: .7rem;
}

.case-study-section-title {
    font-size: clamp(1.85rem, 3vw, 3rem);
    line-height: 1.25;
    letter-spacing: -.04em;
}

.case-study-value-card,
.case-study-feedback-card,
.case-study-model-card,
.case-study-privacy-card {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, .08);
    box-shadow: 0 18px 42px rgba(15, 23, 42, .07);
}

.case-study-value-card,
.case-study-feedback-card {
    padding: 1.45rem;
    border-radius: 1.5rem;
    transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

.case-study-value-card:hover,
.case-study-feedback-card:hover,
.case-study-model-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 26px 58px rgba(15, 23, 42, .12);
    border-color: rgba(37, 99, 235, .18);
}

.case-study-icon,
.case-study-feedback-icon {
    width: 58px;
    height: 58px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #2563eb;
    background: rgba(37, 99, 235, .08);
    border-radius: 1.2rem;
    font-size: 1.65rem;
    margin-bottom: 1rem;
}

.case-study-value-card h3,
.case-study-feedback-card h3 {
    color: #0f172a;
    font-size: 1.08rem;
    font-weight: 900;
    margin-bottom: .7rem;
}

.case-study-value-card p,
.case-study-feedback-card p {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 0;
    font-size: .94rem;
}

.case-study-model-card {
    overflow: hidden;
    border-radius: 2rem;
    transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

.case-study-model-side {
    height: 100%;
    min-height: 280px;
    padding: 2rem;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.case-study-model-side-blue {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.case-study-model-side-green {
    background: linear-gradient(135deg, #0891b2 0%, #0f766e 100%);
}

.case-study-model-side-purple {
    background: linear-gradient(135deg, #7c3aed 0%, #4338ca 100%);
}

.case-study-model-number {
    display: inline-flex;
    width: fit-content;
    padding: .42rem .78rem;
    margin-bottom: 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .16);
    border: 1px solid rgba(255, 255, 255, .24);
    font-weight: 900;
    font-size: .78rem;
    letter-spacing: .08em;
}

.case-study-model-side h3 {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: .75rem;
    color: #fff8e7 !important;
}

.case-study-model-side p {
    opacity: .9;
    line-height: 1.7;
    margin-bottom: 0;
    color: #fff8e7 !important;
}

.case-study-model-body {
    padding: 2rem;
}

.case-study-model-body h4 {
    color: #0f172a;
    font-size: 1.45rem;
    font-weight: 900;
    letter-spacing: -.025em;
    margin-bottom: 1rem;
}

.case-study-model-body > p {
    color: #64748b;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.case-study-mini-box {
    height: 100%;
    padding: 1rem;
    border-radius: 1.15rem;
    background: #f8fafc;
    border: 1px solid rgba(15, 23, 42, .06);
}

.case-study-mini-box strong {
    display: block;
    color: #2563eb;
    font-weight: 900;
    font-size: .86rem;
    margin-bottom: .35rem;
}

.case-study-mini-box span {
    display: block;
    color: #64748b;
    font-size: .88rem;
    line-height: 1.6;
}

.case-study-voices {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.case-study-voices > div {
    padding: 1rem;
    border-radius: 1.2rem;
    background: rgba(37, 99, 235, .05);
    border: 1px solid rgba(37, 99, 235, .10);
}

.case-study-voice-label {
    display: inline-flex;
    color: #2563eb;
    font-size: .78rem;
    font-weight: 900;
    margin-bottom: .55rem;
}

.case-study-voices p {
    color: #334155;
    line-height: 1.8;
    margin-bottom: 0;
    font-weight: 600;
}

.case-study-feedback-card {
    min-height: 100%;
}

.case-study-privacy-card {
    padding: 2rem;
    border-radius: 2rem;
    background:
        radial-gradient(circle at 12% 20%, rgba(37, 99, 235, .08), transparent 34%),
        linear-gradient(135deg, #ffffff 0%, #f8fbff 100%);
}

.btn-primary {
    box-shadow: 0 12px 26px rgba(37, 99, 235, .20);
}

@media (max-width: 991.98px) {
    .case-study-hero-text {
        max-width: none;
    }

    .case-study-model-side {
        min-height: auto;
    }

    .case-study-model-body {
        padding: 1.4rem;
    }
}

@media (max-width: 767.98px) {
    .case-study-voices {
        grid-template-columns: 1fr;
    }

    .case-study-notice {
        flex-direction: row;
    }

    .case-study-privacy-card {
        padding: 1.4rem;
        border-radius: 1.5rem;
    }
}

@media (max-width: 575.98px) {
    .case-study-hero-title {
        font-size: clamp(2.15rem, 13vw, 3.2rem);
    }

    .case-study-hero-text {
        font-size: 1rem;
        line-height: 1.9;
    }

    .case-study-value-card,
    .case-study-feedback-card,
    .case-study-model-body {
        padding: 1.15rem;
    }
}