:root {
    --ink: #102a43;
    --ink-soft: #334e68;
    --muted: #6b7c8f;
    --paper: #f4f7f9;
    --white: #ffffff;
    --line: #dce5eb;
    --line-strong: #c7d3dc;
    --teal: #14b8a6;
    --teal-dark: #0f766e;
    --blue: #2878ff;
    --blue-dark: #1758c7;
    --coral: #ff7a59;
    --gold: #f4bd50;
    --danger: #c23b45;
    --success: #0e8d77;
    --radius: 18px;
    --shadow: 0 18px 44px rgba(16, 42, 67, 0.09);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 12% 32%, rgba(20, 184, 166, 0.06), transparent 28rem),
        var(--paper);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.55;
}

button,
input,
select {
    font: inherit;
}

.site-header {
    position: relative;
    overflow: hidden;
    color: var(--white);
    background:
        linear-gradient(115deg, rgba(16, 42, 67, 0.98) 0%, rgba(21, 56, 88, 0.97) 62%, rgba(14, 116, 110, 0.91) 140%);
}

.site-header::before,
.site-header::after {
    content: "";
    position: absolute;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    pointer-events: none;
}

.site-header::before {
    width: 500px;
    height: 500px;
    right: -110px;
    top: -330px;
}

.site-header::after {
    width: 320px;
    height: 320px;
    right: 30px;
    top: -215px;
}

.navbar {
    min-height: 76px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-brand {
    color: var(--white);
}

.navbar-brand:hover,
.navbar-brand:focus {
    color: var(--white);
}

.navbar-brand > span:last-child {
    display: grid;
    line-height: 1.05;
}

.navbar-brand strong {
    font-size: 0.98rem;
    letter-spacing: -0.01em;
}

.navbar-brand small {
    margin-top: 5px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.brand-mark {
    display: inline-grid;
    width: 38px;
    height: 38px;
    place-items: center;
    color: var(--ink);
    background: var(--teal);
    border-radius: 11px 11px 11px 3px;
    font-size: 1.15rem;
    font-weight: 900;
}

.header-status {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.78rem;
}

.status-dot {
    width: 7px;
    height: 7px;
    background: #55e7c7;
    border-radius: 50%;
    box-shadow: 0 0 0 5px rgba(85, 231, 199, 0.12);
}

.hero {
    position: relative;
    padding-top: 68px;
    padding-bottom: 112px;
    z-index: 1;
}

.eyebrow,
.section-kicker {
    display: block;
    color: var(--teal-dark);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.eyebrow {
    margin-bottom: 16px;
    color: #65e2d1;
}

.hero h1 {
    max-width: 900px;
    margin: 0;
    color: var(--white);
    font-size: clamp(2.45rem, 5.4vw, 5rem);
    font-weight: 760;
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.hero h1 span {
    color: rgba(255, 255, 255, 0.54);
}

.hero-lead {
    max-width: 760px;
    margin: 24px 0 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 1.05rem;
}

.hero-stat {
    padding: 24px 26px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 18px;
    backdrop-filter: blur(8px);
}

.hero-stat span,
.hero-stat small {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.76rem;
}

.hero-stat strong {
    display: block;
    margin: 5px 0 1px;
    color: #62e6d3;
    font-size: 2.55rem;
    font-weight: 760;
    letter-spacing: -0.05em;
}

.calculator-shell {
    position: relative;
    margin-top: -54px;
    padding-bottom: 80px;
    z-index: 2;
}

.mode-card,
.panel,
.results-card {
    background: var(--white);
    border: 1px solid rgba(199, 211, 220, 0.8);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.mode-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 24px;
    padding: 24px 28px;
}

.mode-card h2,
.panel h2,
.methodology h2 {
    margin: 3px 0 0;
    color: var(--ink);
    font-size: 1.38rem;
    font-weight: 730;
    letter-spacing: -0.025em;
}

.mode-switch {
    display: flex;
    gap: 8px;
    padding: 5px;
    background: #eef3f6;
    border-radius: 14px;
}

.mode-button {
    display: flex;
    min-width: 250px;
    align-items: center;
    gap: 13px;
    padding: 12px 15px;
    color: var(--ink-soft);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 10px;
    text-align: left;
    transition: 160ms ease;
}

.mode-button:hover {
    color: var(--ink);
}

.mode-button.active {
    color: var(--ink);
    background: var(--white);
    border-color: var(--line);
    box-shadow: 0 5px 16px rgba(16, 42, 67, 0.08);
}

.mode-number {
    color: var(--teal-dark);
    font-size: 0.68rem;
    font-weight: 900;
    letter-spacing: 0.08em;
}

.mode-button > span:last-child {
    display: grid;
}

.mode-button strong {
    font-size: 0.86rem;
}

.mode-button small {
    margin-top: 1px;
    color: var(--muted);
    font-size: 0.68rem;
}

.panel {
    margin-bottom: 24px;
    padding: 28px;
    box-shadow: 0 10px 30px rgba(16, 42, 67, 0.055);
}

.panel-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.panel-badge {
    flex: none;
    padding: 6px 10px;
    color: var(--teal-dark);
    background: #e8faf6;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.panel-badge.neutral {
    color: var(--ink-soft);
    background: #edf2f5;
}

.form-label {
    margin-bottom: 7px;
    color: var(--ink);
    font-size: 0.78rem;
    font-weight: 750;
}

.form-control,
.form-select,
.input-group-text {
    min-height: 46px;
    border-color: var(--line-strong);
}

.form-control,
.form-select {
    color: var(--ink);
    border-radius: 10px;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 0.23rem rgba(20, 184, 166, 0.13);
}

.input-group > .form-control {
    border-radius: 10px 0 0 10px;
}

.input-group-text {
    min-width: 44px;
    justify-content: center;
    color: var(--muted);
    background: #f4f7f9;
    border-radius: 0 10px 10px 0;
    font-size: 0.76rem;
    font-weight: 700;
}

.form-text,
.section-note {
    color: var(--muted);
    font-size: 0.7rem;
}

.section-note {
    margin: -10px 0 20px;
    padding-left: 11px;
    border-left: 2px solid var(--teal);
}

.detail-note {
    margin: 8px 0 18px;
}

.link-button {
    padding: 0;
    color: var(--blue-dark);
    background: none;
    border: 0;
    font-size: 0.72rem;
    font-weight: 750;
    text-decoration: none;
}

.link-button:hover,
.link-button:focus-visible {
    color: var(--teal-dark);
    text-decoration: underline;
}

.switch-field {
    display: flex;
    min-height: 46px;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 8px 13px;
    background: #f7f9fb;
    border: 1px solid var(--line-strong);
    border-radius: 10px;
}

.switch-field > div:first-child {
    display: grid;
}

.switch-field strong {
    font-size: 0.77rem;
}

.switch-field small {
    color: var(--muted);
    font-size: 0.65rem;
}

.interest-method {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    padding: 12px 14px;
    color: var(--ink-soft);
    background: #f5f3ff;
    border: 1px solid #ddd6fe;
    border-radius: 11px;
}

.interest-method > span {
    display: grid;
    width: 29px;
    height: 29px;
    flex: none;
    place-items: center;
    color: #6d28d9;
    background: var(--white);
    border-radius: 50%;
    font-size: 0.74rem;
    font-weight: 850;
}

.interest-method p {
    margin: 0;
    font-size: 0.68rem;
    line-height: 1.55;
}

.form-check-input {
    cursor: pointer;
}

.form-check-input:checked {
    background-color: var(--teal-dark);
    border-color: var(--teal-dark);
}

.increase-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
}

.increase-field {
    position: relative;
    padding: 13px;
    background: #f7f9fb;
    border: 1px solid var(--line);
    border-radius: 12px;
}

.increase-field label {
    display: block;
    margin-bottom: 8px;
    color: var(--muted);
    font-size: 0.66rem;
    font-weight: 700;
}

.increase-field .input-group-text,
.increase-field .form-control {
    min-height: 40px;
}

.increase-field small {
    display: block;
    margin-top: 7px;
    color: var(--ink-soft);
    font-size: 0.63rem;
}

.ipc-box {
    display: grid;
    grid-template-columns: minmax(190px, 0.85fr) minmax(0, 1.75fr);
    gap: 24px;
    margin-top: 18px;
    padding: 18px;
    background: #eef8f7;
    border: 1px solid #caece6;
    border-radius: 14px;
}

.ipc-intro {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ipc-intro > div {
    display: grid;
}

.ipc-intro strong {
    font-size: 0.82rem;
}

.ipc-intro small {
    color: var(--muted);
    font-size: 0.66rem;
}

.ipc-icon {
    display: grid;
    width: 40px;
    height: 40px;
    flex: none;
    place-items: center;
    color: var(--teal-dark);
    background: var(--white);
    border-radius: 50%;
    font-size: 1.2rem;
    box-shadow: 0 4px 14px rgba(15, 118, 110, 0.1);
}

.premium-head {
    grid-template-columns: minmax(210px, 1.8fr) repeat(3, minmax(110px, 0.75fr));
    gap: 14px;
    padding: 0 13px 7px;
    color: var(--muted);
    font-size: 0.61rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.premium-row {
    display: grid;
    grid-template-columns: minmax(210px, 1.8fr) repeat(3, minmax(110px, 0.75fr));
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
    padding: 12px 13px;
    background: #f8fafb;
    border: 1px solid var(--line);
    border-radius: 13px;
}

.premium-name {
    display: grid;
}

.premium-name strong {
    font-size: 0.8rem;
}

.premium-name small {
    color: var(--muted);
    font-size: 0.65rem;
    line-height: 1.35;
}

.premium-rate-label {
    display: none;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 0.58rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.premium-row .form-control,
.premium-row .input-group-text {
    min-height: 39px;
}

.premium-row.is-night .premium-current,
.premium-row.is-night .premium-proposed {
    color: var(--teal-dark);
    background: #e9f8f5;
    border-color: #c3e8e1;
    font-weight: 750;
}

.quick-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 15px;
    color: var(--muted);
    font-size: 0.68rem;
}

.chip-button {
    padding: 6px 10px;
    color: var(--ink-soft);
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    font-size: 0.66rem;
    font-weight: 700;
    transition: 150ms ease;
}

.chip-button:hover,
.chip-button:focus-visible {
    color: var(--teal-dark);
    border-color: var(--teal);
    transform: translateY(-1px);
}

.advanced-toolbar {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 12px;
}

.advanced-toolbar h3 {
    margin: 0;
    color: var(--ink);
    font-size: 0.88rem;
    font-weight: 750;
}

.advanced-toolbar p {
    margin: 3px 0 0;
    color: var(--muted);
    font-size: 0.68rem;
}

.btn-outline-primary {
    --bs-btn-color: var(--blue-dark);
    --bs-btn-border-color: #a8c4f3;
    --bs-btn-hover-bg: var(--blue-dark);
    --bs-btn-hover-border-color: var(--blue-dark);
    white-space: nowrap;
}

.advanced-table-wrap {
    border: 1px solid var(--line);
    border-radius: 12px;
}

.advanced-table {
    min-width: 680px;
    margin: 0;
}

.advanced-table th {
    padding: 10px 12px;
    color: var(--muted);
    background: #f2f6f8;
    border-bottom-color: var(--line);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.advanced-table th small {
    font-size: 0.56rem;
    text-transform: none;
}

.advanced-table td {
    padding: 9px 12px;
    border-bottom-color: #e8edf1;
}

.advanced-table tr:last-child td {
    border-bottom: 0;
}

.advanced-period {
    display: grid;
    min-width: 128px;
}

.advanced-period strong {
    color: var(--ink);
    font-size: 0.72rem;
}

.advanced-period small {
    color: var(--muted);
    font-size: 0.6rem;
}

.advanced-table .form-control,
.advanced-table .form-select,
.advanced-table .input-group-text {
    min-height: 36px;
    padding-top: 4px;
    padding-bottom: 4px;
    font-size: 0.7rem;
}

.premium-hours-table {
    min-width: 980px;
}

.results-card {
    position: sticky;
    top: 20px;
    overflow: hidden;
    color: var(--white);
    background: var(--ink);
    border-color: rgba(255, 255, 255, 0.05);
    box-shadow: 0 22px 52px rgba(16, 42, 67, 0.2);
}

.results-top {
    position: relative;
    padding: 30px 28px 24px;
    background:
        radial-gradient(circle at 90% 10%, rgba(20, 184, 166, 0.27), transparent 9rem),
        var(--ink);
}

.section-kicker.light {
    color: #60daca;
}

.results-card h2 {
    margin: 4px 0 14px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.88rem;
    font-weight: 650;
}

.total-amount {
    color: var(--white);
    font-size: clamp(2.35rem, 4vw, 3.35rem);
    font-weight: 780;
    letter-spacing: -0.055em;
    line-height: 1;
}

.result-period {
    margin-top: 10px;
    color: rgba(255, 255, 255, 0.48);
    font-size: 0.66rem;
}

.result-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid rgba(255, 255, 255, 0.09);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
}

.result-metrics > div {
    display: grid;
    padding: 15px 12px;
    text-align: center;
}

.result-metrics > div + div {
    border-left: 1px solid rgba(255, 255, 255, 0.09);
}

.result-metrics span {
    color: rgba(255, 255, 255, 0.43);
    font-size: 0.57rem;
    text-transform: uppercase;
}

.result-metrics strong {
    margin-top: 3px;
    color: #7ce3d4;
    font-size: 0.88rem;
}

.result-breakdown {
    padding: 20px 28px 8px;
}

.result-breakdown > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 9px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.result-breakdown span {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.72rem;
}

.result-breakdown strong {
    font-size: 0.78rem;
}

.confidence-note {
    display: flex;
    gap: 10px;
    margin: 12px 20px 0;
    padding: 12px;
    color: rgba(255, 255, 255, 0.62);
    background: rgba(255, 255, 255, 0.06);
    border-radius: 10px;
}

.confidence-note > span {
    display: grid;
    width: 20px;
    height: 20px;
    flex: none;
    place-items: center;
    color: var(--ink);
    background: var(--gold);
    border-radius: 50%;
    font-size: 0.65rem;
    font-weight: 900;
}

.confidence-note p {
    margin: 0;
    font-size: 0.64rem;
    line-height: 1.45;
}

.results-card .btn-light {
    width: calc(100% - 40px) !important;
    margin: 4px 20px 20px !important;
    border: 0;
    font-size: 0.72rem;
    font-weight: 750;
}

.results-detail {
    margin-top: 2px;
}

.detail-table {
    min-width: 900px;
    margin-bottom: 0;
}

.detail-table th {
    padding: 11px 13px;
    color: var(--muted);
    background: #f2f6f8;
    border-bottom-color: var(--line);
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.detail-table td {
    padding: 13px;
    border-bottom-color: #e8edf1;
    color: var(--ink-soft);
    font-size: 0.72rem;
}

.detail-table td strong {
    color: var(--ink);
}

.detail-table tr:last-child td {
    border-bottom: 0;
}

.empty-row td {
    color: var(--muted);
    text-align: center;
}

.money-positive {
    color: var(--success) !important;
}

.money-negative {
    color: var(--danger) !important;
}

.chart-card {
    margin-top: 24px;
    padding: 20px;
    background: #f8fafb;
    border: 1px solid var(--line);
    border-radius: 14px;
}

.chart-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
}

.chart-heading > div:first-child {
    display: grid;
}

.chart-heading strong {
    font-size: 0.82rem;
}

.chart-heading small {
    color: var(--muted);
    font-size: 0.65rem;
}

.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    color: var(--muted);
    font-size: 0.62rem;
}

.chart-legend span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.chart-legend i {
    width: 8px;
    height: 8px;
    border-radius: 2px;
}

.legend-base {
    background: var(--blue);
}

.legend-premium {
    background: var(--teal);
}

.legend-lump {
    background: var(--gold);
}

.legend-interest {
    background: #8b5cf6;
}

.bar-chart {
    display: grid;
    grid-template-columns: repeat(5, minmax(70px, 1fr));
    gap: 18px;
    min-height: 228px;
    align-items: end;
    margin-top: 20px;
    padding: 0 8px;
}

.bar-group {
    display: grid;
    height: 205px;
    grid-template-rows: 1fr auto;
    gap: 8px;
}

.bar-stack-wrap {
    position: relative;
    display: flex;
    align-items: end;
    justify-content: center;
    border-bottom: 1px solid var(--line-strong);
}

.bar-stack {
    position: relative;
    display: flex;
    width: min(52px, 78%);
    flex-direction: column-reverse;
    overflow: hidden;
    border-radius: 7px 7px 2px 2px;
    box-shadow: 0 4px 11px rgba(16, 42, 67, 0.08);
    transition: height 220ms ease;
}

.bar-segment {
    display: block;
    min-height: 0;
}

.bar-base {
    background: var(--blue);
}

.bar-premium {
    background: var(--teal);
}

.bar-lump {
    background: var(--gold);
}

.bar-interest {
    background: #8b5cf6;
}

.bar-negative {
    background: repeating-linear-gradient(135deg, #c23b45 0 6px, #e4757e 6px 12px);
}

.bar-value {
    position: absolute;
    left: 50%;
    bottom: calc(var(--bar-height, 0px) + 5px);
    transform: translateX(-50%);
    color: var(--ink-soft);
    font-size: 0.58rem;
    font-weight: 750;
    white-space: nowrap;
}

.bar-label {
    color: var(--muted);
    font-size: 0.61rem;
    font-weight: 750;
    text-align: center;
}

.methodology {
    display: grid;
    grid-template-columns: 1.65fr 0.8fr;
    gap: 24px;
    margin-top: 24px;
}

.method-main,
.source-card {
    padding: 28px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
}

.method-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
    margin-top: 26px;
}

.method-number {
    color: var(--teal-dark);
    font-size: 0.63rem;
    font-weight: 900;
    letter-spacing: 0.1em;
}

.method-grid h3,
.source-card h3 {
    margin: 5px 0;
    color: var(--ink);
    font-size: 0.82rem;
    font-weight: 750;
}

.method-grid p {
    margin: 0;
    color: var(--muted);
    font-size: 0.7rem;
}

.source-card {
    color: var(--white);
    background: var(--ink);
    border-color: var(--ink);
}

.source-card h3 {
    margin-top: 0;
    color: var(--white);
}

.source-card ul {
    display: grid;
    gap: 13px;
    margin: 18px 0 0;
    padding: 0;
    list-style: none;
}

.source-card li {
    display: grid;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.source-card li:last-child {
    padding-bottom: 0;
    border-bottom: 0;
}

.source-card a,
.source-card strong {
    color: #72e0d1;
    font-size: 0.68rem;
    font-weight: 750;
    text-decoration: none;
}

.source-card a:hover {
    text-decoration: underline;
}

.source-card span {
    margin-top: 2px;
    color: rgba(255, 255, 255, 0.53);
    font-size: 0.62rem;
}

.legal-note {
    display: flex;
    gap: 24px;
    margin-top: 24px;
    padding: 20px 24px;
    color: var(--ink-soft);
    background: #fff8e8;
    border: 1px solid #f1dca6;
    border-radius: 14px;
}

.legal-note strong {
    flex: none;
    color: #815f12;
    font-size: 0.72rem;
}

.legal-note p {
    margin: 0;
    font-size: 0.68rem;
}

.site-footer {
    padding: 25px 0;
    color: rgba(255, 255, 255, 0.47);
    background: #0b1f31;
    font-size: 0.66rem;
}

.site-footer .container-xl {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

@media (max-width: 1199.98px) {
    .results-card {
        position: static;
        display: grid;
        grid-template-columns: 1.3fr 1fr;
    }

    .results-top {
        grid-row: span 2;
    }

    .result-metrics {
        border-top: 0;
    }

    .result-breakdown {
        padding-top: 10px;
    }

    .confidence-note,
    .results-card .btn-light {
        grid-column: 1 / -1;
    }
}

@media (max-width: 991.98px) {
    .hero {
        padding-top: 52px;
        padding-bottom: 92px;
    }

    .hero h1 {
        max-width: 720px;
    }

    .mode-card {
        align-items: stretch;
        flex-direction: column;
    }

    .mode-switch {
        width: 100%;
    }

    .mode-button {
        min-width: 0;
        flex: 1;
    }

    .increase-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .ipc-box,
    .methodology {
        grid-template-columns: 1fr;
    }

    .premium-row {
        grid-template-columns: minmax(180px, 1.4fr) repeat(2, minmax(105px, 0.75fr));
    }

    .premium-row .premium-share {
        grid-column: 2 / -1;
    }

    .premium-rate-label {
        display: block;
    }

    .method-grid {
        gap: 16px;
    }
}

@media (max-width: 767.98px) {
    body {
        font-size: 14px;
    }

    .hero {
        padding-top: 44px;
    }

    .hero h1 {
        font-size: clamp(2.2rem, 12vw, 3.7rem);
    }

    .hero-lead {
        font-size: 0.9rem;
    }

    .calculator-shell {
        margin-top: -44px;
    }

    .mode-card,
    .panel {
        padding: 20px;
        border-radius: 15px;
    }

    .mode-switch {
        flex-direction: column;
    }

    .mode-button {
        width: 100%;
    }

    .panel-heading {
        gap: 10px;
    }

    .increase-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .premium-row {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .premium-name {
        grid-column: 1 / -1;
    }

    .premium-row .premium-share {
        grid-column: 1 / -1;
    }

    .results-card {
        display: block;
    }

    .result-metrics {
        border-top: 1px solid rgba(255, 255, 255, 0.09);
    }

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

    .chart-heading {
        flex-direction: column;
    }

    .bar-chart {
        gap: 8px;
        overflow-x: auto;
    }

    .legal-note,
    .site-footer .container-xl {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 479.98px) {
    .hero h1 {
        letter-spacing: -0.045em;
    }

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

    .ipc-box {
        gap: 16px;
    }

    .premium-row {
        grid-template-columns: 1fr;
    }

    .premium-row .premium-share,
    .premium-name {
        grid-column: 1;
    }

    .results-top,
    .result-breakdown {
        padding-left: 20px;
        padding-right: 20px;
    }

    .result-metrics {
        grid-template-columns: 1fr;
    }

    .result-metrics > div + div {
        border-top: 1px solid rgba(255, 255, 255, 0.09);
        border-left: 0;
    }

    .bar-chart {
        grid-template-columns: repeat(5, 76px);
    }
}

@media print {
    body {
        color: #000;
        background: #fff;
    }

    .site-header,
    .mode-card,
    form,
    .methodology,
    .legal-note,
    .site-footer,
    #print-results {
        display: none !important;
    }

    .calculator-shell {
        margin: 0;
        padding: 0;
    }

    .row > .col-xl-4 {
        width: 100%;
    }

    .results-card {
        display: block;
        color: #000;
        background: #fff;
        border: 2px solid #000;
        box-shadow: none;
    }

    .results-top {
        color: #000;
        background: #fff;
    }

    .results-card h2,
    .total-amount,
    .result-breakdown strong {
        color: #000;
    }

    .result-metrics,
    .result-breakdown {
        color: #000;
        border-color: #aaa;
    }

    .result-metrics span,
    .result-breakdown span,
    .result-period {
        color: #444;
    }

    .confidence-note {
        color: #333;
        background: #eee;
    }

    .results-detail {
        break-before: page;
        box-shadow: none;
    }
}