.tva-grid {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(300px, 1fr);
    gap: 28px;
    margin-bottom: 36px;
}

.tva-sidebar-stack {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.tva-mode-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 6px 0 28px;
    padding: 18px;
    background: linear-gradient(180deg, #fbfcfe 0%, #f5f8fc 100%);
    border: 1px solid #e2eaf2;
    border-radius: 16px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.tva-mode-tab {
    appearance: none;
    border: 1px solid #e4ebf3;
    background: #f8fafc;
    color: #20364d;
    border-radius: 18px;
    padding: 20px 18px;
    min-height: 92px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    cursor: pointer;
    font-family: 'Ubuntu', Arial, sans-serif;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.3;
    text-align: center;
    transition: all 0.22s ease;
    box-shadow: 0 8px 22px rgba(15, 42, 64, 0.05);
}

.tva-mode-tab:hover {
    border-color: #cfdceb;
    background: #ffffff;
    transform: translateY(-1px);
}

.tva-mode-tab.is-active {
    background: linear-gradient(180deg, #fffdf7 0%, #fff7e7 100%);
    border-color: #e0ae53;
    box-shadow:
        0 10px 24px rgba(15, 42, 64, 0.06),
        0 0 0 2px rgba(224, 174, 83, 0.18) inset;
}

.tva-mode-tab-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    font-size: 30px;
    line-height: 1;
    color: #6d56c9;
    font-weight: 700;
    flex: 0 0 auto;
}

.tva-mode-tab-text {
    display: inline-block;
}

.tva-helper-box {
    background: #ffffff;
    border: 1px solid #e4e7ec;
    border-radius: 14px;
    padding: 22px;
    box-sizing: border-box;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
    align-self: start;
}

.tva-helper-box h3 {
    margin: 0 0 14px;
    font-size: 1.1rem;
    line-height: 1.35;
    color: #1f2937;
}

.tva-helper-box p {
    margin: 0 0 14px;
    line-height: 1.75;
    color: #44576b;
}

.tva-helper-box ul {
    margin: 0;
    padding-left: 18px;
}

.tva-helper-box li {
    margin-bottom: 10px;
    color: #475467;
    line-height: 1.6;
}

.tva-inline-note {
    margin-top: 18px;
    padding: 14px 16px;
    background: #f8fafc;
    border-left: 4px solid #d4af37;
    border-radius: 8px;
    color: #475467;
    line-height: 1.6;
    font-size: 14px;
}

.tva-disclaimer {
    margin-top: 24px;
    padding: 17px 18px;
    border-left: 4px solid #c58b18;
    background: #fff9eb;
    color: #5a4a1b;
    line-height: 1.75;
    border-radius: 8px;
}

/* =========================
   Formular premium TVA
   ========================= */
#calculatoare-calculator-tva .tva-form {
    margin-top: 8px;
}

#calculatoare-calculator-tva .tva-form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 20px;
    margin-bottom: 18px;
}

#calculatoare-calculator-tva .tva-form-row:last-of-type {
    margin-bottom: 10px;
}

#calculatoare-calculator-tva .tva-form-field {
    min-width: 0;
    box-sizing: border-box;
}

#calculatoare-calculator-tva .tva-form-field-wide {
    grid-column: 1 / -1;
}

#calculatoare-calculator-tva .calc-label {
    display: block;
    margin: 0 0 8px;
    font-weight: 700;
    color: #163a5f;
    letter-spacing: 0.1px;
}

#calculatoare-calculator-tva .calc-input,
#calculatoare-calculator-tva .calc-select {
    width: 100%;
    min-height: 58px;
    padding: 0 16px;
    border: 1px solid #d7dee7;
    border-radius: 14px;
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
    color: #163a5f;
    font-size: 18px;
    line-height: 1.35;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    box-sizing: border-box;
}

#calculatoare-calculator-tva .calc-input {
    padding-top: 0;
    padding-bottom: 0;
}

#calculatoare-calculator-tva .calc-input:focus,
#calculatoare-calculator-tva .calc-select:focus {
    outline: none;
    border-color: #8bb8de;
    box-shadow: 0 0 0 4px rgba(0, 121, 193, 0.08);
    background: #ffffff;
}

#calculatoare-calculator-tva .calc-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-right: 48px;
    background-image:
        linear-gradient(45deg, transparent 50%, #0079C1 50%),
        linear-gradient(135deg, #0079C1 50%, transparent 50%);
    background-position:
        calc(100% - 22px) calc(50% - 3px),
        calc(100% - 16px) calc(50% - 3px);
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

#calculatoare-calculator-tva .calc-field-help {
    margin-top: 8px;
    font-size: 13px;
    line-height: 1.7;
    color: #6b7280;
}

#calculatoare-calculator-tva .calc-box {
    border-radius: 18px;
}

#calculatoare-calculator-tva .calc-section-title {
    margin-bottom: 18px;
}

#calculatoare-calculator-tva .calc-button {
    min-width: 220px;
}

.tva-custom-rate-field {
    animation: tvaFadeIn 0.2s ease;
}

@keyframes tvaFadeIn {
    from {
        opacity: 0;
        transform: translateY(-3px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tva-result {
    margin-top: 28px;
}

.tva-result-summary {
    margin-top: 20px;
    border: 1px solid #dbe4ee;
    border-radius: 12px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(15, 42, 64, 0.04);
}

.tva-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 16px 18px;
    border-bottom: 1px solid #e8eef5;
    box-sizing: border-box;
}

.tva-result-row:last-child {
    border-bottom: none;
}

.tva-result-row-total {
    background: linear-gradient(180deg, #f8fbff 0%, #f1f7fc 100%);
}

.tva-result-label {
    font-size: 15px;
    line-height: 1.55;
    color: #425466;
}

.tva-result-number {
    font-size: 19px;
    font-weight: 700;
    line-height: 1.3;
    color: #163a5f;
    text-align: right;
    word-break: break-word;
}

.tva-result-row-total .tva-result-number {
    font-size: 22px;
    color: #0f3558;
}

.tva-result-extra {
    margin-top: 18px;
    color: #334155;
    line-height: 1.8;
}

.tva-result-extra p {
    margin: 0 0 11px;
}

.tva-result-extra p:last-child {
    margin-bottom: 0;
}

.tva-breakdown-box {
    margin-top: 16px;
    padding: 16px 18px;
    border-left: 4px solid #0079c1;
    background: #f3f9fd;
    border-radius: 8px;
    color: #234;
    line-height: 1.75;
}

.tva-breakdown-box p {
    margin: 0 0 9px;
}

.tva-breakdown-box p:last-child {
    margin-bottom: 0;
}

.tva-examples {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.tva-example-card {
    background: #ffffff;
    border: 1px solid #dbe4ee;
    border-radius: 12px;
    padding: 22px;
    box-sizing: border-box;
    box-shadow: 0 8px 26px rgba(15, 42, 64, 0.04);
}

.tva-example-card h3 {
    margin: 0 0 10px;
    font-size: 20px;
    color: #163a5f;
    font-weight: 700;
}

.tva-example-card p {
    margin: 0;
    line-height: 1.75;
    color: #334155;
}

.tva-example-card strong {
    color: #163a5f;
}

@media (max-width: 980px) {
    .tva-grid {
        grid-template-columns: 1fr;
    }

    #calculatoare-calculator-tva .tva-form-row {
        grid-template-columns: 1fr;
    }

    #calculatoare-calculator-tva .tva-form-field-wide {
        grid-column: auto;
    }
}

@media (max-width: 700px) {
    .tva-mode-tabs {
        grid-template-columns: 1fr;
        padding: 14px;
    }

    .tva-mode-tab {
        min-height: 78px;
        font-size: 16px;
        padding: 16px 14px;
    }

    .tva-examples {
        grid-template-columns: 1fr;
    }

    .tva-result-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .tva-result-number {
        text-align: left;
    }

    #calculatoare-calculator-tva .calc-input,
    #calculatoare-calculator-tva .calc-select {
        font-size: 17px;
        min-height: 56px;
    }

    #calculatoare-calculator-tva .calc-button {
        width: 100%;
        min-width: 0;
    }
}