:root {
    --text-primary: #031F47;
    --text-secondary: #4B5A75;
    --accent-primary: #5B7FDB;
    --accent-soft: #EEF2FF;
    --border-light: #E8EBF2;
}

.section {
    margin: 50px 0;
    scroll-margin-top: 100px;
    position: relative;
}

.section-inner {
    max-width: 1400px;
    padding: 50px 40px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 50px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.section-tag {
    font-size: 15px;
    font-weight: 800;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-left: 3px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -1px;
    max-width: 800px;
    word-break: keep-all;
}

.section-desc {
    font-size: 20px;
    color: var(--text-secondary);
    font-weight: 500;
}

.features-wrapper {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: #fff;
    padding: 40px 32px;
    border-radius: 20px;
    border: 1px solid var(--border-light);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 31, 71, 0.08);
    border-color: transparent;
}

.card-tag {
    font-size: 13px;
    font-weight: 800;
    color: #8b5cf6;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.card-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    word-break: keep-all;
}

.card-icon {
    width: 56px;
    height: 56px;
    background: var(--accent-soft);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.card-icon svg {
    width: 28px;
    height: 28px;
}

.process-wrapper {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-top: 40px;
}

.process-step {
    display: flex;
    flex-direction: column;
    gap: 24px;
    position: relative;
    padding-top: 24px;
    border-top: 2px solid #dddddd9d;
    transition: all 0.3s ease;
}

.process-step.active {
    border-color: #5c6ba5;
    background-color: transparent;
}

.step-header {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.step-num {
    font-size: 40px;
    font-weight: 900;
    color: #5c6da5;
    line-height: 1;
    transition: color 0.3s ease;
}


.step-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    padding-bottom: 4px;
}

.step-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
    word-break: keep-all;
}

@media (max-width: 1024px) {
    .section-inner {
        padding: 0 20px;
    }

    .section-title {
        font-size: 36px;
    }

    .features-wrapper {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .process-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .process-step {
        flex-direction: row;
        align-items: flex-start;
        border-top: none;
        border-left: 2px solid #dddddd9d;
        padding-top: 0;
        padding-left: 24px;
    }

    .process-step.active {
        border-color: #5c6ba5;
        border-left-width: 4px;
    }

    .step-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        min-width: 80px;
    }

    .step-num {
        font-size: 24px;
    }

    .step-title {
        font-size: 18px;
        padding-bottom: 0;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 28px;
    }

    .section-tag {
        font-size: 12px;
    }

    .feature-card {
        padding: 30px 20px;
    }
}