:root {
    --ink: #17313d;
    --ink-soft: #405964;
    --paper: #f6f2e9;
    --paper-deep: #ebe4d6;
    --white: #fffdf8;
    --blue: #245f72;
    --blue-dark: #174454;
    --blue-pale: #dcebf0;
    --copper: #c96e3b;
    --copper-pale: #f2ddcf;
    --green: #47735f;
    --line: #cfc7b8;
    --line-dark: #9e9586;
    --danger: #9d3e36;
    --shadow: 0 18px 42px rgba(23, 49, 61, 0.10);
    --radius: 16px;
    --radius-small: 9px;
    --shell: 1180px;
    --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-serif: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    background: var(--paper);
}

body {
    margin: 0;
    color: var(--ink);
    background:
        linear-gradient(rgba(23,49,61,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(23,49,61,.035) 1px, transparent 1px),
        var(--paper);
    background-size: 32px 32px;
    font-family: var(--font-sans);
    line-height: 1.58;
    text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }
button, input, select { font: inherit; }
a { color: var(--blue-dark); text-underline-offset: 3px; }
a:hover { color: var(--copper); }

.shell {
    width: min(calc(100% - 32px), var(--shell));
    margin-inline: auto;
}

.skip-link {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 999;
    padding: 10px 14px;
    color: white;
    background: var(--ink);
    transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(246, 242, 233, .94);
    border-bottom: 1px solid rgba(158, 149, 134, .65);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: var(--ink);
    text-decoration: none;
    line-height: 1;
    letter-spacing: -.02em;
}
.brand > span { display: grid; gap: 2px; }
.brand strong { font-size: 1rem; }
.brand span span {
    color: var(--copper);
    font-family: var(--font-serif);
    font-size: 1.18rem;
    font-style: italic;
}
.brand-mark {
    width: 40px;
    height: 40px;
    color: var(--blue);
    fill: currentColor;
}
.brand-mark path {
    fill: none;
    stroke: var(--copper);
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
}
.site-nav a {
    padding: 10px 12px;
    color: var(--ink-soft);
    text-decoration: none;
    border-radius: 7px;
    font-size: .94rem;
    font-weight: 650;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
    color: var(--ink);
    background: var(--paper-deep);
}
.site-nav a[aria-current="page"] {
    box-shadow: inset 0 -2px 0 var(--copper);
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 42px;
    padding: 9px;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: var(--white);
}
.nav-toggle span:not(.visually-hidden) {
    display: block;
    height: 2px;
    margin: 4px 0;
    background: var(--ink);
}

.hero {
    padding: 72px 0 42px;
}
.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.22fr) minmax(310px, .78fr);
    gap: 64px;
    align-items: center;
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 18px;
    color: var(--blue-dark);
    font-size: .8rem;
    font-weight: 800;
    letter-spacing: .11em;
    text-transform: uppercase;
}
.eyebrow::before {
    content: "";
    width: 27px;
    height: 2px;
    background: var(--copper);
}
.hero h1,
.page-hero h1 {
    max-width: 850px;
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(2.75rem, 6vw, 5.75rem);
    font-weight: 500;
    line-height: .98;
    letter-spacing: -.052em;
}
.hero h1 em,
.page-hero h1 em {
    color: var(--copper);
    font-weight: 500;
}
.hero-copy {
    max-width: 720px;
    margin: 25px 0 0;
    color: var(--ink-soft);
    font-size: clamp(1.05rem, 1.7vw, 1.3rem);
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 29px;
}
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 12px 18px;
    border: 1px solid var(--ink);
    border-radius: 8px;
    color: white;
    background: var(--ink);
    font-weight: 760;
    text-decoration: none;
    cursor: pointer;
}
.button:hover {
    color: white;
    background: var(--blue-dark);
}
.button-secondary {
    color: var(--ink);
    background: transparent;
}
.button-secondary:hover {
    color: var(--ink);
    background: var(--white);
}
.button-copper {
    border-color: var(--copper);
    background: var(--copper);
}
.button-copper:hover { background: #ad5c31; }
.button-small {
    min-height: 39px;
    padding: 8px 12px;
    font-size: .88rem;
}

.hero-note {
    margin-top: 17px;
    color: var(--ink-soft);
    font-size: .86rem;
}
.hero-note strong { color: var(--ink); }

.hero-figure {
    position: relative;
    min-height: 380px;
    padding: 35px 32px 28px;
    background: var(--ink);
    color: white;
    border-radius: 2px 30px 2px 30px;
    box-shadow: var(--shadow);
    overflow: hidden;
}
.hero-figure::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: .14;
    background:
        repeating-linear-gradient(0deg, transparent 0 37px, rgba(255,255,255,.18) 38px),
        repeating-linear-gradient(90deg, transparent 0 51px, rgba(255,255,255,.12) 52px);
}
.hero-figure > * { position: relative; }
.figure-kicker {
    color: #b8d2dc;
    font-size: .77rem;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.figure-number {
    margin: 7px 0 0;
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 8vw, 6.4rem);
    line-height: 1;
    letter-spacing: -.04em;
}
.figure-number span {
    color: #f0aa7f;
    font-size: .36em;
    letter-spacing: 0;
}
.figure-copy {
    max-width: 300px;
    margin: 10px 0 28px;
    color: #d2e0e5;
}
.mini-distribution {
    position: relative;
    height: 105px;
    margin-top: 10px;
    border-bottom: 1px solid rgba(255,255,255,.5);
}
.mini-distribution svg {
    width: 100%;
    height: 100%;
}
.mini-distribution path {
    fill: rgba(92, 164, 187, .25);
    stroke: #9fcbd9;
    stroke-width: 2;
}
.mini-marker {
    position: absolute;
    left: 70%;
    top: 5px;
    bottom: -8px;
    width: 2px;
    background: #f0aa7f;
}
.mini-marker::before {
    content: "you";
    position: absolute;
    top: -3px;
    left: 7px;
    color: #f0aa7f;
    font-size: .76rem;
    font-weight: 800;
}
.figure-scale {
    display: flex;
    justify-content: space-between;
    margin-top: 11px;
    color: #a9bec6;
    font-size: .72rem;
}

.stat-strip {
    margin-top: 22px;
}
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: 0 10px 26px rgba(23,49,61,.06);
}
.stat-item {
    min-height: 112px;
    padding: 23px 22px;
    border-right: 1px solid var(--line);
}
.stat-item:last-child { border-right: 0; }
.stat-item strong {
    display: block;
    margin-bottom: 3px;
    font-family: var(--font-serif);
    font-size: 1.55rem;
    font-weight: 500;
}
.stat-item span {
    color: var(--ink-soft);
    font-size: .84rem;
}

.section {
    padding: 84px 0;
}
.section-tight { padding: 54px 0; }
.section-paper {
    background: rgba(255, 253, 248, .75);
    border-block: 1px solid var(--line);
}
.section-dark {
    color: white;
    background: var(--ink);
}
.section-heading {
    max-width: 760px;
    margin-bottom: 34px;
}
.section-heading h2 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4.5vw, 3.65rem);
    font-weight: 500;
    line-height: 1.05;
    letter-spacing: -.035em;
}
.section-heading p {
    margin: 16px 0 0;
    color: var(--ink-soft);
    font-size: 1.08rem;
}
.section-dark .section-heading p { color: #c8d8de; }

.calculator-shell {
    display: grid;
    grid-template-columns: minmax(320px, .87fr) minmax(0, 1.13fr);
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}
.calculator-form-panel {
    padding: 30px;
    border-right: 1px solid var(--line);
}
.calculator-result-panel {
    position: relative;
    min-height: 690px;
    padding: 32px;
    background:
        linear-gradient(rgba(23,49,61,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(23,49,61,.025) 1px, transparent 1px),
        #fbfaf5;
    background-size: 28px 28px;
}
.panel-title {
    margin: 0 0 6px;
    font-family: var(--font-serif);
    font-size: 1.72rem;
    font-weight: 500;
}
.panel-intro {
    margin: 0 0 24px;
    color: var(--ink-soft);
    font-size: .92rem;
}

.mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 25px;
    padding: 4px;
    border: 1px solid var(--line);
    border-radius: 9px;
    background: var(--paper);
}
.mode-tab {
    padding: 10px;
    border: 0;
    border-radius: 6px;
    color: var(--ink-soft);
    background: transparent;
    font-weight: 750;
    cursor: pointer;
}
.mode-tab[aria-selected="true"] {
    color: white;
    background: var(--ink);
}

.form-group {
    margin-bottom: 18px;
}
.form-group label,
.form-legend {
    display: block;
    margin-bottom: 7px;
    color: var(--ink);
    font-size: .88rem;
    font-weight: 780;
}
.form-help {
    display: block;
    margin-top: 6px;
    color: var(--ink-soft);
    font-size: .76rem;
}
.input-wrap {
    position: relative;
}
.input-prefix {
    position: absolute;
    top: 50%;
    left: 14px;
    transform: translateY(-50%);
    color: var(--ink-soft);
    font-weight: 700;
}
input[type="number"],
input[type="text"],
input[type="email"],
select {
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    color: var(--ink);
    background: white;
    border: 1px solid var(--line-dark);
    border-radius: 7px;
    outline: none;
}
.input-wrap input { padding-left: 30px; }
input:focus,
select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(36,95,114,.14);
}
.quick-values {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}
.quick-value {
    padding: 5px 9px;
    color: var(--ink-soft);
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: .76rem;
    font-weight: 700;
    cursor: pointer;
}
.quick-value:hover { border-color: var(--blue); color: var(--blue-dark); }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 13px;
}
.detail-fields[hidden] { display: none; }
.detail-fields {
    padding-top: 5px;
    border-top: 1px solid var(--line);
}
.detail-heading {
    margin: 17px 0 14px;
    font-size: .82rem;
    letter-spacing: .08em;
    text-transform: uppercase;
}
.calculate-button {
    width: 100%;
    margin-top: 7px;
}

.data-note {
    display: flex;
    gap: 9px;
    align-items: flex-start;
    margin: 18px 0 0;
    padding: 12px;
    color: var(--ink-soft);
    background: var(--paper);
    border-left: 3px solid var(--copper);
    font-size: .76rem;
}
.data-note svg {
    flex: 0 0 17px;
    margin-top: 2px;
}

.result-empty {
    min-height: 620px;
    display: grid;
    place-items: center;
    text-align: center;
}
.result-empty-inner { max-width: 430px; }
.result-empty-icon {
    width: 92px;
    height: 92px;
    margin: 0 auto 20px;
}
.result-empty h3 {
    margin: 0;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
}
.result-empty p {
    color: var(--ink-soft);
}
.result-content[hidden],
.result-empty[hidden] { display: none; }

.result-topline {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
}
.result-label {
    margin: 0;
    color: var(--blue-dark);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.result-main {
    margin: 4px 0 0;
    font-family: var(--font-serif);
    font-size: clamp(3rem, 7vw, 5.65rem);
    font-weight: 500;
    line-height: .95;
    letter-spacing: -.055em;
}
.result-main small {
    display: block;
    margin-top: 11px;
    font-family: var(--font-sans);
    font-size: .17em;
    font-weight: 700;
    letter-spacing: 0;
}

#result-main-small {
    margin-top: 10px;
    color: var(--ink-soft);
    font-size: .84rem;
    font-weight: 720;
}

.result-badge {
    flex: 0 0 auto;
    padding: 9px 11px;
    color: var(--blue-dark);
    background: var(--blue-pale);
    border: 1px solid #b8d4dd;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 800;
}
.result-summary {
    max-width: 610px;
    margin: 20px 0 24px;
    color: var(--ink-soft);
    font-size: 1rem;
}

.distribution-card {
    padding: 20px 20px 16px;
    background: white;
    border: 1px solid var(--line);
}
.distribution-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}
.distribution-head h3 {
    margin: 0;
    font-size: .92rem;
}
.distribution-head span {
    color: var(--ink-soft);
    font-size: .72rem;
}
.distribution-chart {
    position: relative;
    height: 170px;
    margin-top: 8px;
}
.distribution-chart svg {
    width: 100%;
    height: 100%;
}
.distribution-area {
    fill: rgba(36,95,114,.10);
    stroke: var(--blue);
    stroke-width: 2;
}
.distribution-grid line {
    stroke: #ded8cb;
    stroke-width: 1;
}
.distribution-marker {
    position: absolute;
    top: 10px;
    bottom: 22px;
    width: 2px;
    background: var(--copper);
    transform: translateX(-1px);
    transition: left .45s ease;
}
.distribution-marker::before {
    content: "";
    position: absolute;
    top: -2px;
    left: 50%;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--copper);
    transform: translate(-50%, -50%);
}
.distribution-marker span {
    position: absolute;
    top: -1px;
    left: 8px;
    white-space: nowrap;
    color: var(--copper);
    font-size: .73rem;
    font-weight: 800;
}
.distribution-axis {
    display: flex;
    justify-content: space-between;
    color: var(--ink-soft);
    font-size: .68rem;
}

.rank-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 14px;
}
.rank-card {
    min-height: 130px;
    padding: 15px;
    background: white;
    border: 1px solid var(--line);
}
.rank-card.is-muted {
    opacity: .55;
    background: transparent;
    border-style: dashed;
}
.rank-card-kicker {
    color: var(--ink-soft);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .07em;
    text-transform: uppercase;
}
.rank-card-value {
    margin: 4px 0 2px;
    font-family: var(--font-serif);
    font-size: 2rem;
    line-height: 1.1;
}
.rank-card-copy {
    color: var(--ink-soft);
    font-size: .75rem;
}
.rank-meter {
    height: 5px;
    margin-top: 13px;
    background: var(--paper-deep);
    overflow: hidden;
}
.rank-meter span {
    display: block;
    height: 100%;
    background: var(--blue);
    transition: width .5s ease;
}
.rank-card:nth-child(2) .rank-meter span { background: var(--green); }
.rank-card:nth-child(3) .rank-meter span { background: var(--copper); }
.rank-card:nth-child(4) .rank-meter span { background: #866491; }
.rank-card:nth-child(5) .rank-meter span { background: #4d7f86; }
.rank-card:nth-child(6) .rank-meter span { background: #96733f; }

.milestone {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 18px;
    align-items: center;
    margin-top: 14px;
    padding: 17px 18px;
    color: white;
    background: var(--ink);
}
.milestone strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
}
.milestone span {
    color: #bfd1d8;
    font-size: .77rem;
}
.milestone-amount {
    color: #f0aa7f !important;
    font-family: var(--font-serif);
    font-size: 1.65rem !important;
    white-space: nowrap;
}

.result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}
.copy-feedback {
    align-self: center;
    min-height: 1.2em;
    color: var(--green);
    font-size: .75rem;
}

.compare-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
}
.compare-card {
    padding: 24px;
    background: var(--white);
    border-top: 4px solid var(--blue);
    box-shadow: 0 8px 22px rgba(23,49,61,.06);
}
.compare-card:nth-child(2) { border-top-color: var(--green); }
.compare-card:nth-child(3) { border-top-color: var(--copper); }
.compare-card:nth-child(4) { border-top-color: #866491; }
.compare-card:nth-child(5) { border-top-color: #4d7f86; }
.compare-number {
    display: block;
    color: var(--copper);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
}
.compare-card h3 {
    margin: 8px 0 8px;
    font-size: 1.06rem;
}
.compare-card p {
    margin: 0;
    color: var(--ink-soft);
    font-size: .88rem;
}

.editorial-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr);
    gap: 56px;
    align-items: start;
}
.prose {
    font-size: 1.02rem;
}
.prose h2,
.prose h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.16;
}
.prose h2 {
    margin: 2.3em 0 .65em;
    font-size: clamp(1.9rem, 4vw, 3rem);
    letter-spacing: -.025em;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
    margin-top: 1.8em;
    font-size: 1.45rem;
}
.prose p,
.prose li { color: #304b56; }
.prose strong { color: var(--ink); }
.prose blockquote {
    margin: 28px 0;
    padding: 18px 22px;
    color: var(--ink);
    background: var(--white);
    border-left: 4px solid var(--copper);
    font-family: var(--font-serif);
    font-size: 1.25rem;
}
.prose table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    background: var(--white);
}
.prose th,
.prose td {
    padding: 12px 13px;
    text-align: left;
    border: 1px solid var(--line);
}
.prose th {
    background: var(--paper-deep);
    font-size: .8rem;
}
.prose td { font-size: .88rem; }

.sidebar-card {
    position: sticky;
    top: 98px;
    padding: 25px;
    background: var(--ink);
    color: white;
}
.sidebar-card h2 {
    margin-top: 0;
    font-family: var(--font-serif);
    font-size: 1.65rem;
    font-weight: 500;
}
.sidebar-card p { color: #c6d7dd; }
.sidebar-card .button { width: 100%; border-color: white; }
.sidebar-list {
    display: grid;
    gap: 10px;
    margin: 20px 0;
}
.sidebar-list span {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,.18);
    color: #c6d7dd;
    font-size: .84rem;
}
.sidebar-list strong { color: white; }

.page-hero {
    padding: 66px 0 46px;
}
.page-hero h1 {
    max-width: 950px;
    font-size: clamp(2.8rem, 6vw, 5rem);
}
.page-hero p {
    max-width: 760px;
    margin-top: 20px;
    color: var(--ink-soft);
    font-size: 1.15rem;
}

.data-table-wrap {
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    border: 1px solid var(--line);
    background: var(--white);
    -webkit-overflow-scrolling: touch;
}
.data-table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
    background: var(--white);
}
.data-table th,
.data-table td {
    padding: 13px 14px;
    text-align: right;
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}
.data-table th:first-child,
.data-table td:first-child { text-align: left; }
.data-table thead th {
    position: static;
    color: white;
    background: var(--ink);
    font-size: .77rem;
}
.data-table tbody tr:nth-child(even) { background: #faf8f2; }
.data-table tbody tr:hover { background: var(--blue-pale); }
.table-note {
    margin-top: 11px;
    color: var(--ink-soft);
    font-size: .78rem;
}

.key-number-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin: 28px 0;
}
.key-number {
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--line);
}
.key-number strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 500;
}
.key-number span {
    color: var(--ink-soft);
    font-size: .77rem;
}

.faq {
    display: grid;
    gap: 9px;
}
.faq details {
    background: var(--white);
    border: 1px solid var(--line);
}
.faq summary {
    padding: 17px 18px;
    font-weight: 760;
    cursor: pointer;
}
.faq details p {
    margin: 0;
    padding: 0 18px 18px;
    color: var(--ink-soft);
}

.source-list {
    display: grid;
    gap: 13px;
}
.source-item {
    padding: 20px;
    background: var(--white);
    border: 1px solid var(--line);
}
.source-item h3 { margin: 0 0 7px; font-size: 1rem; }
.source-item p { margin: 0 0 9px; color: var(--ink-soft); font-size: .87rem; }
.source-item a { font-size: .82rem; font-weight: 750; }

.callout {
    padding: 22px;
    background: var(--copper-pale);
    border-left: 4px solid var(--copper);
}
.callout h3 { margin-top: 0; }

.site-footer {
    padding: 58px 0 22px;
    color: #d8e4e8;
    background: #102832;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.7fr 1fr 1fr;
    gap: 44px;
}
.brand-footer { color: white; }
.footer-note {
    max-width: 440px;
    color: #aac0c8;
    font-size: .84rem;
}
.site-footer h2 {
    margin: 0 0 13px;
    color: #f4eee3;
    font-size: .78rem;
    letter-spacing: .1em;
    text-transform: uppercase;
}
.site-footer a:not(.brand) {
    display: block;
    margin: 8px 0;
    color: #bcd0d7;
    text-decoration: none;
    font-size: .86rem;
}
.site-footer a:hover { color: #f0aa7f; }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 42px;
    padding-top: 18px;
    color: #8faab4;
    border-top: 1px solid rgba(255,255,255,.14);
    font-size: .75rem;
}

.not-found {
    min-height: 62vh;
    display: grid;
    place-items: center;
    padding: 70px 0;
    text-align: center;
}
.not-found strong {
    display: block;
    color: var(--copper);
    font-family: var(--font-serif);
    font-size: 7rem;
    line-height: .8;
}
.not-found h1 {
    font-family: var(--font-serif);
    font-size: 2.7rem;
    font-weight: 500;
}

@media (max-width: 980px) {
    .hero-grid,
    .editorial-grid {
        grid-template-columns: 1fr;
    }
    .hero-figure { min-height: 320px; }
    .calculator-shell { grid-template-columns: 1fr; }
    .calculator-form-panel { border-right: 0; border-bottom: 1px solid var(--line); }
    .compare-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item:nth-child(2) { border-right: 0; }
    .stat-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .key-number-grid { grid-template-columns: repeat(2, 1fr); }
    .sidebar-card { position: static; }
}

@media (max-width: 780px) {
    .header-inner { min-height: 66px; }
    .nav-toggle { display: block; }
    .site-nav {
        position: absolute;
        top: 66px;
        left: 0;
        right: 0;
        display: none;
        padding: 12px 16px 18px;
        background: var(--paper);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 14px 24px rgba(23,49,61,.11);
    }
    .site-nav.is-open { display: grid; }
    .site-nav a { padding: 12px; }
    .hero { padding-top: 48px; }
    .hero-grid { gap: 34px; }
    .hero h1 { font-size: clamp(2.7rem, 14vw, 4.5rem); }
    .calculator-form-panel,
    .calculator-result-panel { padding: 22px; }
    .rank-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid > div:first-child { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; }
}

@media (max-width: 560px) {
    .shell { width: min(calc(100% - 20px), var(--shell)); }
    .hero { padding-top: 38px; }
    .hero h1 { font-size: 3.2rem; }
    .hero-figure { padding: 26px 22px; }
    .stat-grid,
    .compare-grid,
    .key-number-grid,
    .form-row,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .stat-item {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }
    .stat-item:last-child { border-bottom: 0; }
    .footer-grid > div:first-child { grid-column: auto; }
    .section { padding: 62px 0; }
    .calculator-form-panel,
    .calculator-result-panel { padding: 17px; }
    .result-topline { display: block; }
    #result-main-small {
        margin-top: 10px;
        color: var(--ink-soft);
        font-size: .84rem;
        font-weight: 720;
    }
    .result-badge { display: inline-block; margin-top: 13px; }
    .milestone { grid-template-columns: 1fr; }
    .result-main { font-size: 3.25rem; }
}