.calc-page {
    --calc-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --calc-bg: #F0F4F8;
    --calc-text: #0D1B2A;
    --calc-text-secondary: #3D5166;
    --calc-text-muted: #6B7C93;
    --calc-primary: #1f5ba8;
    --calc-primary-hover: #174b8e;
    --calc-primary-light: #EFF6FF;
    --calc-primary-border: #BFDBFE;
    --calc-card-bg: #ffffff;
    --calc-card-border: #E2ECF7;
    --calc-card-shadow: 0 2px 8px rgba(12, 31, 64, 0.07), 0 8px 24px rgba(12, 31, 64, 0.04);
    --calc-card-radius: 18px;
    --calc-input-border: #CBD5E1;
    --calc-input-focus-border: #1f5ba8;
    --calc-input-focus-ring: 0 0 0 3px rgba(31, 91, 168, 0.15);
    --calc-input-radius: 10px;
    --calc-success: #059669;
    --calc-warning: #D97706;
    --calc-danger: #DC2626;
    --calc-info: #1f5ba8;
    --calc-result-accent: #1f5ba8;
    --calc-cta-primary-start: #6366f1;
    --calc-cta-primary-end: #4f46e5;
    --calc-cta-primary-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
    --calc-cta-primary-shadow-hover: 0 8px 24px rgba(99, 102, 241, 0.35);
    --calc-cta-secondary-bg: #ffffff;
    --calc-cta-secondary-border: #e5e7eb;
    --calc-cta-secondary-text: #374151;
    --calc-cta-secondary-bg-hover: #f8fafc;

    font-family: var(--calc-font);
    max-width: 1120px;
    margin: 0 auto;
    padding: 32px 20px 80px;
    background: var(--calc-bg);
    color: var(--calc-text);
    position: relative;
}

.calc-export-overlay {
    position: absolute;
    inset: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    background: rgba(240, 244, 248, 0.82);
    backdrop-filter: blur(1px);
}

.calc-export-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(31, 91, 168, 0.25);
    border-top-color: var(--calc-primary);
    border-radius: 50%;
    animation: calc-export-spin 0.75s linear infinite;
    flex-shrink: 0;
}

.calc-export-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--calc-text-secondary);
}

@keyframes calc-export-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.is-export-busy .calc-panel,
.is-export-busy .calc-tabs,
.is-export-busy .calc-scenarios {
    pointer-events: none;
}

.calc-btn.is-disabled {
    opacity: 0.62;
    cursor: not-allowed;
}

.calc-hero {
    background: linear-gradient(135deg, #ffffff 0%, #eef4fd 100%);
    border: 1px solid var(--calc-card-border);
    border-radius: var(--calc-card-radius);
    box-shadow: var(--calc-card-shadow);
    padding: 32px 36px;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.calc-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--calc-primary);
    border-radius: 2px 0 0 2px;
}

.calc-hero h1 {
    margin: 0 0 8px;
    font-size: clamp(1.7rem, 2.5vw, 2.2rem);
    font-weight: 800;
    color: var(--calc-text);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.calc-hero p {
    margin: 0;
    color: var(--calc-text-secondary);
    font-size: 1.02rem;
    max-width: 65ch;
    line-height: 1.5;
}

.calc-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 0 0 20px;
}

.calc-tab {
    border: 1.5px solid #CBD5E1;
    background: #ffffff;
    color: var(--calc-text-secondary);
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: 999px;
    padding: 10px 20px;
    min-height: 44px;
    cursor: pointer;
    transition: all 0.18s ease;
    font-family: var(--calc-font);
}

.calc-tab:hover {
    border-color: var(--calc-primary);
    color: var(--calc-primary);
    background: var(--calc-primary-light);
}

.calc-tab:focus-visible {
    outline: none;
    box-shadow: var(--calc-input-focus-ring);
}

.calc-tab[aria-selected='true'],
.calc-tab.is-active {
    background: var(--calc-primary);
    border-color: var(--calc-primary);
    color: #fff;
    box-shadow: 0 4px 16px rgba(31, 91, 168, 0.3);
}

.calc-panel {
    background: var(--calc-card-bg);
    border: 1px solid var(--calc-card-border);
    border-radius: var(--calc-card-radius);
    box-shadow: var(--calc-card-shadow);
    padding: 28px 32px;
    animation: calc-panel-enter 0.15s ease;
}

@keyframes calc-panel-enter {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.calc-form {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 980px) {
    .calc-form {
        grid-template-columns: 55fr 45fr;
        align-items: start;
        gap: 32px;
    }
}

.calc-inputs-pane {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.calc-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 20px;
}

@media (max-width: 679px) {
    .calc-form-grid {
        grid-template-columns: 1fr;
    }
}

.calc-form-grid label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--calc-text-secondary);
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.35;
    position: relative;
}

.calc-form-grid label:focus-within {
    color: var(--calc-primary);
}

.calc-form-grid .calc-field-full {
    grid-column: 1 / -1;
}

.calc-euribor-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px 20px;
}

@media (min-width: 980px) {
    .calc-euribor-row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.calc-form-grid input {
    width: 100%;
    min-height: 44px;
    border: 1.5px solid var(--calc-input-border);
    border-radius: var(--calc-input-radius);
    padding: 10px 14px;
    background: #fff;
    color: var(--calc-text);
    font-size: 1rem;
    font-family: var(--calc-font);
    font-weight: 500;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.calc-form-grid select {
    width: 100%;
    min-height: 44px;
    border: 1.5px solid var(--calc-input-border);
    border-radius: var(--calc-input-radius);
    padding: 10px 14px;
    background: #fff;
    color: var(--calc-text);
    font-size: 1rem;
    font-family: var(--calc-font);
    font-weight: 500;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.calc-form-grid input:focus {
    outline: none;
    border-color: var(--calc-input-focus-border);
    box-shadow: var(--calc-input-focus-ring);
}

.calc-form-grid select:focus {
    outline: none;
    border-color: var(--calc-input-focus-border);
    box-shadow: var(--calc-input-focus-ring);
}

.calc-form-grid input.is-invalid,
.calc-form-grid input:invalid:not(:placeholder-shown) {
    border-color: var(--calc-danger);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.calc-results-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

@media (min-width: 980px) {
    .calc-results-wrap {
        position: sticky;
        top: 24px;
        align-self: start;
    }
}

.calc-result {
    border: 2px solid #e0e7ff;
    border-radius: 20px;
    background: linear-gradient(135deg, #f0f4ff 0%, #faf5ff 100%);
    overflow: hidden;
    position: relative;
}

.calc-result-item--hero {
    padding: 24px 24px 18px;
    border-bottom: 1px solid #e0e7ff;
    background: transparent;
}

.calc-result-item--hero .calc-result-label {
    font-size: 0.69rem;
    font-weight: 700;
    color: #9ca3af;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 6px;
}

.calc-result-item--hero .calc-result-value {
    font-size: clamp(2.4rem, 4vw, 2.8rem);
    font-weight: 900;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    line-height: 1.05;
}

.calc-result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    border-bottom: 1px solid #e8eaf6;
    min-height: 52px;
}

.calc-result-item:last-child {
    border-bottom: none;
}

.calc-result-scenarios-header {
    padding: 8px 20px 4px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #6d28d9;
    background: #ede9fe;
    border-top: 1px solid #e0e7ff;
    border-bottom: 1px solid #e0e7ff;
}

.calc-result-item--scenario .calc-result-label {
    font-size: 0.82rem;
    color: var(--calc-text-muted);
}

.calc-result-item--scenario .calc-result-value {
    font-size: 0.98rem;
    color: var(--calc-text-secondary);
    font-weight: 600;
}

.calc-result-label {
    color: #6b7280;
    font-size: 0.88rem;
    font-weight: 500;
    flex: 1;
    padding-right: 12px;
}

.calc-result-value {
    color: var(--calc-text);
    font-size: 1.1rem;
    font-weight: 700;
    white-space: nowrap;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.calc-result-value.is-updating {
    opacity: 0;
    transform: translateY(-4px);
}

.calc-result-item--hero {
    display: block;
}

@keyframes calc-shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -20% 0;
    }
}

.skeleton {
    width: 10ch;
    min-height: 24px;
    border-radius: 6px;
    background: linear-gradient(90deg, #e3e8f1 25%, #f4f7fb 50%, #e3e8f1 75%);
    background-size: 220% 100%;
    color: transparent;
    animation: calc-shimmer 1.2s linear infinite;
    display: inline-block;
}

.calc-result-item--hero .skeleton {
    width: 8ch;
    min-height: 44px;
}

.calc-result-item--hero .calc-result-value.skeleton {
    background: linear-gradient(90deg, #c7d2fe 25%, #ddd6fe 50%, #c7d2fe 75%);
    background-size: 220% 100%;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    -webkit-background-clip: text;
    animation: calc-shimmer 1.2s linear infinite;
}

.is-loading .calc-result-value:not(.skeleton) {
    color: transparent;
}

.calc-disclaimer {
    display: block;
    margin-top: 8px;
    color: var(--calc-text-muted);
    font-size: 0.8rem;
    font-style: italic;
    padding: 0 20px 12px;
    line-height: 1.4;
}

.calc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.calc-actions .calc-btn {
    min-height: 44px;
    border: 1.5px solid var(--calc-cta-secondary-border);
    background: var(--calc-cta-secondary-bg);
    color: var(--calc-cta-secondary-text);
    border-radius: 999px;
    padding: 10px 18px;
    font-size: 0.89rem;
    font-weight: 600;
    letter-spacing: 0;
    line-height: 1;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease, opacity 0.2s ease;
    font-family: var(--calc-font);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    vertical-align: middle;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.calc-actions .calc-btn:hover {
    background: var(--calc-cta-secondary-bg-hover);
    border-color: #cfd7e6;
    color: #1f2937;
    transform: translateY(-1px);
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.08);
}

.calc-actions .calc-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}

.calc-actions .calc-btn .material-icons,
.calc-actions .calc-btn svg {
    font-size: 18px;
    width: 18px;
    height: 18px;
    line-height: 1;
    flex-shrink: 0;
}

.calc-actions .calc-btn-primary {
    border-color: transparent;
    background: linear-gradient(135deg, var(--calc-cta-primary-start), var(--calc-cta-primary-end));
    color: #fff;
    box-shadow: var(--calc-cta-primary-shadow);
}

.calc-actions .calc-btn-primary:hover {
    border-color: transparent;
    background: linear-gradient(135deg, #5f63f3, #4b43e3);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--calc-cta-primary-shadow-hover);
}

.calc-actions .calc-btn:disabled,
.calc-actions .calc-btn.is-disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.calc-actions .calc-btn-primary:disabled,
.calc-actions .calc-btn-primary.is-disabled {
    background: linear-gradient(135deg, #a5b4fc, #818cf8);
    color: #eef2ff;
}

.calc-btn {
    min-height: 40px;
    border: 1.5px solid #CBD5E1;
    background: #fff;
    color: var(--calc-text-secondary);
    border-radius: 10px;
    padding: 8px 14px;
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: var(--calc-font);
}

.calc-btn:hover {
    background: #F8FAFC;
    border-color: var(--calc-primary);
    color: var(--calc-primary);
}

.calc-btn:focus-visible {
    outline: none;
    box-shadow: var(--calc-input-focus-ring);
}

.calc-btn-primary {
    border-color: var(--calc-primary);
    background: var(--calc-primary);
    color: #fff;
    text-align: center;
}

.calc-btn-primary:hover {
    border-color: var(--calc-primary-hover);
    background: var(--calc-primary-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(31, 91, 168, 0.25);
}

.calc-btn-danger {
    border-color: #FECACA;
    color: var(--calc-danger);
    background: #FFF5F5;
}

.calc-btn-danger:hover {
    border-color: var(--calc-danger);
    background: #FEE2E2;
}

.calc-options-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--calc-primary-light);
    border: 1px solid var(--calc-primary-border);
    border-radius: 10px;
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 0.88rem;
    font-weight: 600;
    color: #1e40af;
    animation: calc-banner-in 0.25s ease-out;
}

@keyframes calc-banner-in {
    from {
        opacity: 0;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin-bottom: 0;
        overflow: hidden;
    }

    to {
        opacity: 1;
        max-height: 60px;
    }
}

.calc-options-banner.is-dismissing {
    animation: calc-banner-out 0.2s ease-in forwards;
}

@keyframes calc-banner-out {
    from {
        opacity: 1;
        max-height: 60px;
    }

    to {
        opacity: 0;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
        margin-bottom: 0;
        overflow: hidden;
    }
}

.calc-banner-icon {
    font-size: 16px;
    color: var(--calc-primary);
    flex-shrink: 0;
}

.calc-banner-text {
    flex: 1;
}

.calc-banner-close {
    background: none;
    border: none;
    color: var(--calc-text-muted);
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    padding: 2px 4px;
    border-radius: 4px;
    font-family: var(--calc-font);
}

.calc-banner-close:hover {
    color: var(--calc-text);
    background: rgba(0, 0, 0, 0.05);
}

.calc-tooltip-wrap {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    margin-left: 4px;
    vertical-align: middle;
}

.calc-info-icon {
    font-size: 16px !important;
    color: var(--calc-text-muted);
    transition: color 0.15s;
}

.calc-tooltip-wrap:hover .calc-info-icon,
.calc-tooltip-wrap.is-active .calc-info-icon {
    color: var(--calc-primary);
}

.calc-tooltip {
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: #1a2840;
    color: #fff;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    line-height: 1.45;
    width: 220px;
    white-space: normal;
    z-index: 100;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.calc-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1a2840;
}

.calc-tooltip-wrap:hover .calc-tooltip,
.calc-tooltip-wrap.is-active .calc-tooltip {
    opacity: 1;
}

.calc-hint {
    font-size: 0.78rem;
    color: var(--calc-text-muted);
    font-weight: 400;
    font-style: normal;
    margin-top: 2px;
}

.calc-eligibility-alert {
    padding: 12px 14px;
    border: 1px solid #FCD34D;
    border-radius: 10px;
    background: #FFFBEB;
    color: #92400E;
    font-weight: 600;
    font-size: 0.9rem;
}

.calc-inline-message {
    margin: 10px 2px 0;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0;
}

.calc-inline-message[data-tone='info'] {
    color: var(--calc-info);
}

.calc-inline-message[data-tone='success'] {
    color: var(--calc-success);
}

.calc-inline-message[data-tone='warn'] {
    color: var(--calc-warning);
}

.calc-inline-message[data-tone='error'] {
    color: var(--calc-danger);
}

.calc-page-disclaimer {
    display: block;
    color: var(--calc-text-muted);
    font-size: 0.8rem;
    font-style: italic;
    line-height: 1.4;
    margin: 0;
}

.calc-amortization {
    margin-top: 20px;
    border: 1px solid var(--calc-card-border);
    border-radius: 12px;
    background: #fff;
    overflow: hidden;
}

.calc-am-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.calc-am-table th {
    background: #F8FAFC;
    padding: 10px 14px;
    text-align: left;
    font-weight: 700;
    color: var(--calc-text-secondary);
    border-bottom: 1px solid var(--calc-card-border);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.calc-am-table td {
    padding: 8px 14px;
    border-bottom: 1px solid #F1F5F9;
    color: var(--calc-text);
}

.calc-am-table tr:last-child td {
    border-bottom: none;
}

.calc-am-table tr:hover td {
    background: #FAFCFF;
}

.calc-am-transition td {
    background: #EFF6FF;
    color: var(--calc-primary);
    font-weight: 600;
}

.calc-am-transition-label {
    font-size: 0.78rem;
    color: var(--calc-primary);
    font-weight: 700;
}

.calc-am-transition-text {
    text-align: center;
    padding: 8px !important;
    white-space: normal;
}

.calc-show-all {
    display: block;
    width: 100%;
    padding: 12px;
    background: #F8FAFC;
    border: none;
    border-top: 1px solid var(--calc-card-border);
    color: var(--calc-primary);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    font-family: var(--calc-font);
}

.calc-show-all:hover {
    background: var(--calc-primary-light);
}

.calc-scenarios {
    margin-top: 28px;
    background: var(--calc-card-bg);
    border: 1px solid var(--calc-card-border);
    border-radius: var(--calc-card-radius);
    box-shadow: var(--calc-card-shadow);
    padding: 24px 28px;
}

.calc-scenarios h2 {
    margin: 0 0 16px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--calc-text);
}

.scenarios-empty {
    color: var(--calc-text-muted);
    font-size: 0.9rem;
    font-style: italic;
}

#scenarios-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 12px;
}

.calc-scenario-card {
    border: 1px solid #dfe6f0;
    border-radius: 12px;
    background: #f8fbff;
    padding: 12px;
}

.calc-scenario-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 8px;
}

.calc-scenario-head h3 {
    margin: 0;
    font-size: 0.98rem;
    color: var(--calc-text);
}

.calc-scenario-type {
    background: #dce8fb;
    color: #174177;
    border-radius: 999px;
    padding: 3px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.calc-scenario-time {
    margin: 8px 0;
    color: var(--calc-text-muted);
    font-size: 0.84rem;
}

.calc-scenario-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.calc-scenarios-message {
    font-size: 0.9rem;
    font-weight: 500;
    margin: 8px 0;
}

.calc-scenarios-message[data-tone='info'] {
    color: var(--calc-info);
}

.calc-scenarios-message[data-tone='success'] {
    color: var(--calc-success);
}

.calc-scenarios-message[data-tone='warn'] {
    color: var(--calc-warning);
}

.calc-scenarios-message[data-tone='error'] {
    color: var(--calc-danger);
}

@media (max-width: 679px) {
    .calc-page {
        padding: 16px 12px 60px;
    }

    .calc-hero {
        padding: 20px 20px;
        margin-bottom: 16px;
    }

    .calc-panel {
        padding: 20px 16px;
    }

    .calc-tabs {
        gap: 6px;
    }

    .calc-tab {
        padding: 8px 14px;
        font-size: 0.87rem;
    }

    .calc-results-wrap {
        gap: 12px;
    }

    .calc-result-item--hero .calc-result-value {
        font-size: clamp(2.2rem, 6vw, 2.5rem);
    }
}

@media (max-width: 979px) and (min-width: 680px) {
    .calc-panel {
        padding: 24px 24px;
    }
}