:root {
    --kb-panel: rgba(255,255,255,0.92);
    --kb-border: #d9e2ec;
    --kb-muted: #586778;
    --kb-tag: #eef4ff;
    --kb-tag-text: #2457aa;
    --kb-status: #1f6f49;
}

body {
    background: #f4f7fb;
}

main {
    background: linear-gradient(135deg, #f6f8fc 0%, #dce7f2 100%) !important;
}

.tools-card-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    padding: 20px 0 0;
}

.tools-card-grid .attorney-card {
    flex: 1 1 280px;
    max-width: 320px;
    box-sizing: border-box;
}

.kb-hero {
    padding: 110px 20px 40px;
    text-align: center;
    background: linear-gradient(135deg, rgba(15,8,64,0.95), rgba(0,123,255,0.82));
    color: #fff;
}

.kb-hero h1 {
    font-size: clamp(2rem, 3.8vw, 2.8rem);
    margin: 0 0 12px;
}

.kb-hero p {
    max-width: 780px;
    margin: 0 auto 24px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.kb-hero-logo {
    display: block;
    width: min(180px, 46vw);
    max-width: 180px;
    height: auto;
    margin: 0 auto 18px;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.95);
    box-shadow: 0 10px 24px rgba(0,0,0,0.18);
    background: #fff;
    object-fit: cover;
}

.kb-hero .hero-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.kb-hero .hero-badges span {
    background: rgba(255,255,255,0.16);
    border: 1px solid rgba(255,255,255,0.26);
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 0.94rem;
}

.kb-shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 24px 20px 50px;
    position: relative;
    z-index: 1;
}

.kb-panel {
    background: var(--kb-panel);
    border: 1px solid var(--kb-border);
    border-radius: 16px;
    box-shadow: 0 16px 40px rgba(11,31,67,0.10);
    padding: 24px;
    margin-bottom: 24px;
    overflow: hidden;
}

.kb-search-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}

.kb-search-box {
    flex: 1 1 320px;
    min-width: 240px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border: 1px solid var(--kb-border);
    border-radius: 999px;
    background: #fff;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.04);
}

.kb-search-box input {
    border: none;
    outline: none;
    width: 100%;
    font-size: 1rem;
    color: #233142;
    background: transparent;
}

.kb-sort-box {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--kb-muted);
}

.kb-sort-box select {
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid var(--kb-border);
    background: #fff;
    color: #233142;
}

.kb-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    color: var(--kb-muted);
    font-size: 0.94rem;
}

.kb-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.kb-card {
    background: #fff;
    border: 1px solid var(--kb-border);
    border-radius: 14px;
    padding: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 12px;
    min-height: 180px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.kb-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(11,31,67,0.08);
}

.kb-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
}

.kb-card h3 {
    margin: 0 0 6px;
    color: #0f0840;
    font-size: 1.08rem;
}

.kb-card p {
    margin: 0;
    color: var(--kb-muted);
    line-height: 1.6;
}

.kb-category {
    background: var(--kb-tag);
    color: var(--kb-tag-text);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.kb-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.kb-tags span {
    background: #f5f8fc;
    color: #4b5c6b;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.8rem;
}

.kb-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.9rem;
}

.kb-meta strong {
    color: var(--kb-status);
}

.kb-card a {
    color: var(--secondary-blue);
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.kb-card a:hover {
    color: var(--heading-hover);
}

.kb-empty {
    padding: 24px;
    text-align: center;
    color: var(--kb-muted);
    border: 1px dashed var(--kb-border);
    border-radius: 12px;
    background: #fff;
}

.kb-intro {
    display: grid;
    grid-template-columns: 1.6fr 0.8fr;
    gap: 16px;
    align-items: start;
}

.kb-intro .kb-panel {
    margin-bottom: 0;
}

.kb-list {
    padding-left: 18px;
    color: var(--kb-muted);
}

.kb-list li {
    margin-bottom: 8px;
}

.calc-form {
    margin-bottom: 20px;
}

.calc-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.calc-row label {
    min-width: 150px;
    font-weight: 600;
    color: #222;
}

.calc-row input,
.calc-row select {
    flex: 1 1 220px;
    min-width: 220px;
    padding: 10px 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 16px;
    color: #222;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.06);
}

.calc-row select {
    max-width: 210px;
}

.result-card {
    padding: 18px;
    background: rgba(255,255,255,0.4);
    border: 1px solid #ddd;
    border-radius: 8px;
    margin-top: 10px;
    font-size: 1.06rem;
    color: #333;
}

.result-card strong {
    color: #003366;
    font-size: 1.46rem;
}

.error-text {
    color: #a30000;
    font-weight: 600;
}

.calc-row button {
    margin-left: auto;
}

button.btn {
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    font-weight: bold;
    display: inline-block;
    padding: 8px 12px;
}

.toggle-switch {
    display: flex;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid #ccc;
}

.toggle-switch input {
    display: none;
}

.toggle-switch label {
    flex: 1;
    padding: 10px 12px;
    text-align: center;
    cursor: pointer;
    background: #f0f0f0;
    transition: background 0.3s;
    white-space: nowrap;
}

.toggle-switch input:checked + label {
    background: #007BFF;
    color: white;
}

@media (max-width: 900px) {
    .kb-grid {
        grid-template-columns: 1fr;
    }

    .kb-intro {
        grid-template-columns: 1fr;
    }

    .kb-shell {
        padding-top: 20px;
    }
}

@media (max-width: 600px) {
    .kb-hero {
        padding-top: 100px;
    }

    .kb-panel {
        padding: 18px;
    }

    .kb-search-row {
        flex-direction: column;
        align-items: stretch;
    }

    .kb-sort-box {
        justify-content: space-between;
    }

    .tools-card-grid {
        flex-direction: column;
        align-items: center;
    }

    .tools-card-grid .attorney-card {
        width: 100%;
        max-width: 320px;
    }

    .hero2 {
        display: none;
    }

    .calc-row {
        flex-direction: column;
        align-items: center;
    }

    .calc-row label {
        min-width: auto;
        margin-bottom: 4px;
    }

    .calc-row input {
        min-width: auto;
        width: 90%;
        height: 28px;
        padding: 4px 8px;
        font-size: 16px;
    }

    .toggle-switch {
        max-width: 90%;
        height: 44px;
        line-height: 1;
    }

    .toggle-switch label {
        padding: 10px 6px;
        font-size: 13px;
        line-height: 1.2;
    }
}