/* Structural Base Elements */
main.container {
    font-family: 'Inter', system-ui, -apple-system, sans-serif !important;
    color: #1e293b !important;
    background-color: #f8fafc;
    padding: 40px 15px !important;
    border-radius: 16px;
}

.calc-hero {
    text-align: center;
    margin-bottom: 35px;
}
.calc-title-main {
    font-size: 2.2rem !important;
    font-weight: 850 !important;
    color: #0f172a !important;
    letter-spacing: -1px !important;
    margin-bottom: 10px !important;
}
.calc-subtitle-main {
    font-size: 16px !important;
    color: #64748b !important;
    font-weight: 500;
    max-width: 800px;
    margin: 0 auto;
}

/* Operational Workspace Panels Layout */
.calc-workspace {
    max-width: 1100px;
    margin: 0 auto;
}

.calc-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}
@media (min-width: 768px) {
    .calc-grid {
        grid-template-columns: 1.1fr 0.9fr;
    }
}

.calc-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 8px 20px -6px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card-title {
    font-size: 18px !important;
    font-weight: 800 !important;
    color: #0f172a !important;
    margin-top: 0;
    margin-bottom: 5px;
    padding-bottom: 10px;
    border-bottom: 1px solid #f1f5f9;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.lbl {
    font-size: 13px;
    font-weight: 750;
    color: #475569;
}

.pro-input {
    width: 100%;
    padding: 11px 14px;
    font-size: 15px;
    font-weight: 600;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.15s ease;
}
.pro-input:focus {
    border-color: #4f46e5;
}

/* Analytics Output Item Lines styling */
.results-card {
    background: #ffffff;
    justify-content: flex-start;
}

.res-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 650;
    color: #475569;
}
.res-item strong {
    font-size: 16px;
    color: #0f172a;
}

.highlight-item {
    background: #f8fafc;
    border-left: 4px solid #4f46e5;
}
.highlight-item strong {
    font-size: 18px;
    color: #4f46e5;
}

.res-grid-sub {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.sub-res-box {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 12px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.sub-title {
    font-size: 12px;
    font-weight: 700;
    color: #64748b;
    text-transform: uppercase;
}
.badge-yield {
    font-size: 18px;
    font-weight: 800;
    color: #16a34a;
}

/* Status Alert Element Profiles */
.status-banner {
    padding: 12px;
    border-radius: 8px;
    font-size: 13.5px;
    font-weight: 750;
    text-align: center;
    margin-top: auto;
}
.premium-green {
    background: #dcfce7;
    color: #15803d;
    border: 1px solid #bbf7d0;
}
.premium-red {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fee2e2;
}

/* SEO Section Structural Designs */
.seo-guide-section { max-width: 1100px; margin: 50px auto 0 auto; }
.step-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 25px; }
@media (min-width: 768px) { .step-grid { grid-template-columns: repeat(3, 1fr); } }
.step-card { background: #fff; border: 1px solid #e2e8f0; padding: 22px; border-radius: 12px; position: relative; }
.step-num { position: absolute; top: -12px; left: 20px; background: #4f46e5; color: #fff; font-weight: 800; width: 26px; height: 26px; display: flex; align-items: center; justify-content: center; border-radius: 50%; font-size: 13px; }
.step-card h4 { margin: 8px 0 8px 0; font-size: 16px; font-weight: 750; color: #0f172a; }
.step-card p { margin: 0; font-size: 13.5px; color: #475569; line-height: 1.5; }

.faq-section { max-width: 850px; margin: 50px auto 20px auto; }
.faq-main-title { font-size: 24px !important; font-weight: 850 !important; color: #0f172a; text-align: center; margin-bottom: 25px; }
.faq-item { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 20px; margin-bottom: 15px; }
.faq-question { font-size: 16px !important; font-weight: 750 !important; color: #0f172a; margin-top: 0; margin-bottom: 8px; }
.faq-answer { font-size: 14px; color: #475569; line-height: 1.6; margin: 0; }