:root {
    --paper: #edf4ff;
    --panel: rgba(255, 255, 255, 0.93);
    --ink: #11294d;
    --muted: #5a7397;
    --line: rgba(17, 41, 77, 0.12);
    --accent: #0f67cb;
    --accent-strong: #0a448f;
    --warm: #7ec5ff;
    --soft: #e4efff;
    --danger: #9d3d30;
    --shadow: 0 24px 60px rgba(10, 43, 95, 0.14);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Manrope", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top right, rgba(97, 172, 255, 0.24), transparent 28%),
        radial-gradient(circle at left center, rgba(15, 103, 203, 0.1), transparent 25%),
        linear-gradient(180deg, #f8fbff 0%, #e8f1ff 100%);
}

.calculator-shell {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 40px;
}

.calculator-hero {
    margin-bottom: 22px;
    padding: 28px 30px;
    border: 1px solid rgba(10, 68, 143, 0.12);
    border-radius: 28px;
    background:
        linear-gradient(135deg, rgba(15, 103, 203, 0.11), rgba(126, 197, 255, 0.18)),
        rgba(255, 255, 255, 0.82);
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

.hero-brand {
    margin-bottom: 18px;
}

.brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border: 1px solid rgba(10, 68, 143, 0.08);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.88);
    color: var(--ink);
    text-decoration: none;
    box-shadow: 0 14px 34px rgba(10, 43, 95, 0.08);
}

.brand-mark {
    display: block;
    width: 150px;
    height: auto;
}

.brand-divider {
    width: 1px;
    height: 28px;
    background: rgba(17, 41, 77, 0.12);
}

.brand-caption {
    color: var(--accent-strong);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.calculator-hero h1 {
    margin: 0;
    font-size: clamp(2rem, 3vw, 3.35rem);
    line-height: 1.04;
}

.hero-copy {
    max-width: 760px;
    margin: 14px 0 0;
    color: var(--muted);
    font-size: 1rem;
    line-height: 1.7;
}

.calculator-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
    gap: 22px;
}

.panel {
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

.panel-heading {
    margin-bottom: 22px;
}

.panel-heading h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 800;
}

.panel-heading p {
    margin: 8px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.field-grid {
    display: grid;
    gap: 14px;
}

.field-grid-top {
    grid-template-columns: 1fr 1fr;
    margin-bottom: 18px;
}

.active-choice-grid {
    grid-template-columns: 1fr 1fr;
    margin-bottom: 18px;
}

.field-card,
.field-row,
.chart-card,
.result-summary,
.disclaimer-box,
.info-box,
.option-header {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.86);
}

.field-card {
    padding: 16px 18px;
}

.field-label {
    display: block;
    margin-bottom: 10px;
    font-weight: 800;
    font-size: 0.98rem;
}

.required-star {
    color: var(--danger);
}

.radio-stack {
    display: grid;
    gap: 10px;
}

.radio-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--soft);
    cursor: pointer;
}

.radio-chip input {
    accent-color: var(--accent);
}

.field-input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(23, 49, 58, 0.18);
    border-radius: 14px;
    background: #fff;
    color: var(--ink);
    font-size: 0.96rem;
    font-weight: 600;
    outline: none;
}

.field-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(15, 103, 203, 0.12);
}

.stacked-fields {
    display: grid;
    gap: 14px;
}

.field-row {
    display: grid;
    grid-template-columns: minmax(220px, 1fr) minmax(220px, 1fr) auto;
    align-items: center;
    gap: 16px;
    padding: 16px 18px;
}

.field-copy {
    min-width: 0;
}

.field-help {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.5;
}

.field-control {
    width: 100%;
}

.range-field {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 88px;
    gap: 12px;
    align-items: center;
}

.range-field input[type="range"] {
    width: 100%;
    accent-color: var(--accent);
}

.compact-input {
    text-align: center;
}

.date-control .field-input {
    background-image: linear-gradient(90deg, rgba(15, 103, 203, 0.06), transparent);
}

.calendar-input {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: center;
}

.calendar-trigger {
    border: 0;
    border-radius: 14px;
    padding: 12px 14px;
    min-width: 70px;
    background: linear-gradient(135deg, #0f67cb, #0a448f);
    color: #fff;
    font-weight: 800;
    letter-spacing: 0.03em;
    box-shadow: 0 14px 24px rgba(15, 103, 203, 0.22);
    transition: transform 0.18s ease, opacity 0.18s ease;
}

.calendar-trigger:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.calendar-trigger:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(15, 103, 203, 0.16);
}

.suffix-input {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
}

.suffix-input span {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.value-chip {
    align-self: stretch;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 96px;
    padding: 12px 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, #0f67cb, #0c4d9d);
    color: #fff;
    font-weight: 800;
    text-align: center;
}

.action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}

.primary-btn,
.secondary-btn {
    border: 0;
    border-radius: 999px;
    padding: 13px 20px;
    font-weight: 800;
    text-decoration: none;
    transition: transform 0.18s ease, opacity 0.18s ease, box-shadow 0.18s ease;
}

.primary-btn {
    background: linear-gradient(135deg, #0f67cb, #0a448f);
    color: #fff;
    box-shadow: 0 18px 32px rgba(15, 103, 203, 0.22);
}

.secondary-btn {
    background: rgba(15, 103, 203, 0.08);
    color: var(--ink);
}

.primary-btn:hover,
.secondary-btn:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.secondary-link {
    display: inline-flex;
    align-items: center;
}

.disclaimer-box {
    margin-top: 18px;
    padding: 16px 18px;
    color: var(--muted);
    line-height: 1.6;
}

.result-panel {
    display: grid;
    gap: 16px;
    align-content: start;
}

.result-summary {
    padding: 20px 22px;
    background: linear-gradient(135deg, rgba(15, 103, 203, 0.14), rgba(126, 197, 255, 0.2));
}

.summary-line {
    margin: 0;
    color: var(--muted);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
}

.result-summary h3 {
    margin: 10px 0 18px;
    font-size: clamp(1.75rem, 2.2vw, 2.6rem);
}

.summary-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.summary-split div {
    padding: 14px 16px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.7);
}

.summary-split span {
    display: block;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.summary-split strong {
    display: block;
    margin-top: 8px;
    font-size: 1.1rem;
}

.chart-card {
    padding: 18px;
}

.chart-card h3 {
    margin: 0 0 14px;
    font-size: 1.04rem;
    font-weight: 800;
}

.status-chart,
.metric-chart {
    width: 100%;
}

.donut-shell {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 8px 0 18px;
}

.donut-ring {
    position: relative;
    display: grid;
    place-items: center;
    border-radius: 50%;
}

.donut-outer {
    width: 280px;
    height: 280px;
    padding: 28px;
    background: conic-gradient(#5d9cff 0 50%, #163f8c 50% 100%);
}

.donut-inner {
    width: 100%;
    height: 100%;
    padding: 30px;
    background: conic-gradient(#7ed0ff 0 50%, #2e63d8 50% 100%);
}

.donut-core {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: grid;
    place-items: center;
    text-align: center;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: inset 0 0 0 1px rgba(23, 49, 58, 0.05);
    padding: 18px;
}

.donut-core span {
    display: block;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.donut-core strong {
    display: block;
    margin-top: 8px;
    font-size: 1.2rem;
}

.legend-grid {
    display: grid;
    gap: 10px;
}

.legend-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
}

.legend-swatch {
    width: 12px;
    height: 12px;
    border-radius: 999px;
}

.legend-label {
    color: var(--muted);
    font-weight: 700;
}

.metric-stack {
    display: grid;
    gap: 14px;
}

.metric-row {
    display: grid;
    gap: 8px;
}

.metric-meta {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
}

.metric-meta span:last-child {
    color: var(--muted);
}

.metric-track {
    height: 12px;
    border-radius: 999px;
    overflow: hidden;
    background: rgba(23, 49, 58, 0.08);
}

.metric-fill {
    height: 100%;
    border-radius: inherit;
    min-width: 2px;
}

.info-box,
.option-header {
    padding: 14px 16px;
    line-height: 1.6;
}

.info-box {
    background: rgba(15, 103, 203, 0.08);
    color: var(--accent-strong);
    font-weight: 700;
}

.option-header {
    background: rgba(15, 103, 203, 0.06);
    font-weight: 800;
}

.inline-note {
    margin: 10px 0 0;
    color: var(--danger);
    font-weight: 700;
}

.is-hidden {
    display: none !important;
}

.ui-datepicker {
    width: 19rem;
    padding: 10px;
    border: 1px solid rgba(23, 49, 58, 0.14) !important;
    border-radius: 22px !important;
    background: rgba(255, 255, 255, 0.96) !important;
    box-shadow: 0 28px 60px rgba(12, 43, 50, 0.2);
    font-family: "Manrope", sans-serif !important;
}

.ui-datepicker .ui-datepicker-header {
    border: 0 !important;
    border-radius: 16px !important;
    background: linear-gradient(135deg, rgba(15, 103, 203, 0.13), rgba(126, 197, 255, 0.24)) !important;
    color: var(--ink) !important;
    padding: 10px 0 !important;
}

.ui-datepicker .ui-datepicker-title {
    margin: 0 32px !important;
    font-weight: 800;
}

.ui-datepicker .ui-datepicker-prev,
.ui-datepicker .ui-datepicker-next {
    top: 9px !important;
    width: 32px !important;
    height: 32px !important;
    border: 0 !important;
    border-radius: 999px !important;
    background: rgba(255, 255, 255, 0.85) !important;
    cursor: pointer;
}

.ui-datepicker .ui-datepicker-prev {
    left: 8px !important;
}

.ui-datepicker .ui-datepicker-next {
    right: 8px !important;
}

.ui-datepicker th {
    color: var(--muted);
    font-size: 0.76rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding-top: 10px !important;
}

.ui-datepicker td {
    padding: 3px !important;
}

.ui-datepicker td span,
.ui-datepicker td a {
    border: 0 !important;
    border-radius: 12px !important;
    text-align: center !important;
    padding: 9px 0 !important;
    background: transparent !important;
    color: var(--ink) !important;
    font-weight: 700;
}

.ui-datepicker td a:hover {
    background: rgba(15, 103, 203, 0.1) !important;
}

.ui-datepicker .ui-state-active,
.ui-datepicker .ui-datepicker-current-day a {
    background: linear-gradient(135deg, #0f67cb, #0a448f) !important;
    color: #fff !important;
    box-shadow: 0 12px 20px rgba(15, 103, 203, 0.22);
}

.ui-datepicker .ui-state-highlight {
    background: rgba(126, 197, 255, 0.24) !important;
    color: var(--ink) !important;
}

.ui-datepicker .ui-state-disabled span {
    opacity: 0.35;
}

.ui-datepicker select.ui-datepicker-month,
.ui-datepicker select.ui-datepicker-year {
    border: 1px solid rgba(23, 49, 58, 0.14);
    border-radius: 10px;
    padding: 4px 8px;
    background: #fff;
    color: var(--ink);
    font-weight: 700;
}

@media (max-width: 1080px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .calculator-shell {
        width: min(100% - 20px, 1280px);
        padding-top: 20px;
    }

    .panel {
        padding: 18px;
        border-radius: 22px;
    }

    .field-grid-top,
    .active-choice-grid,
    .summary-split,
    .field-row {
        grid-template-columns: 1fr;
    }

    .field-row {
        justify-items: stretch;
    }

    .value-chip {
        min-height: 54px;
    }

    .calendar-input {
        grid-template-columns: 1fr;
    }

    .calendar-trigger {
        width: 100%;
    }

    .brand-lockup {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
        text-align: center;
    }

    .brand-divider {
        display: none;
    }

    .donut-outer {
        width: 240px;
        height: 240px;
        padding: 22px;
    }

    .donut-inner {
        padding: 24px;
    }
}

@media print {
    body {
        background: #fff;
    }

    .calculator-hero,
    .action-row,
    .disclaimer-box {
        display: none !important;
    }

    .calculator-grid {
        grid-template-columns: 1fr;
    }
}