:root {
    --paper: #f5f9f9;
    --white: #ffffff;
    --ink: #365770;
    --muted: #546b7d;
    --blue: #27658d;
    --green: #28715f;
    --mint: #dceee6;
    --mint-soft: #eaf4ef;
    --coral: #b94d3c;
    --coral-soft: #f8e6e1;
    --lilac: #ece8f6;
    --purple: #6a579b;
    --line: #bdd0d2;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "Segoe UI", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    background: var(--mint);
}

a:focus-visible {
    outline: 3px solid var(--coral);
    outline-offset: 4px;
}

h1,
h2,
h3,
p,
dl,
dd {
    margin: 0;
}

h1 {
    color: var(--blue);
    font-size: 40px;
    font-weight: 600;
    line-height: 1.17;
    letter-spacing: -1.5px;
    text-wrap: balance;
}

h1 em {
    font-family: Georgia, serif;
    font-weight: 400;
    color: var(--green);
    letter-spacing: -1px;
}

h2 {
    font-size: 28px;
    font-weight: 550;
    line-height: 1.24;
    letter-spacing: -0.6px;
    color: var(--blue);
    text-wrap: balance;
}

h3 {
    font-size: 21px;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.4px;
}

p {
    font-size: 16px;
    line-height: 1.75;
}

.frame {
    width: min(1120px, calc(100% - 64px));
    margin-inline: auto;
}

.masthead {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-block: 23px;
    border-bottom: 1px solid var(--line);
}

.identity {
    display: inline-flex;
    align-items: center;
    gap: 13px;
    font-size: 27px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--green);
}

.identity-symbol {
    display: inline-block;
    width: 29px;
    height: 29px;
    border: 2px solid var(--green);
    border-radius: 2px 12px 2px 12px;
    background: linear-gradient(135deg, transparent 43%, var(--coral) 43% 54%, transparent 54%);
}

.masthead-caption {
    font-size: 10px;
    line-height: 1.6;
    letter-spacing: 1.6px;
    color: var(--muted);
    text-align: right;
}

.eyebrow {
    display: block;
    font-size: 10px;
    font-weight: 650;
    line-height: 1.6;
    letter-spacing: 1.6px;
    color: var(--muted);
}

.index-opening,
.home-opening,
.article-opening {
    padding-block: 34px 28px;
    position: relative;
}

.index-opening::before,
.home-opening::before,
.article-opening::before {
    content: "";
    width: 90px;
    height: 4px;
    position: absolute;
    top: -2px;
    left: 0;
    background: var(--coral);
}

.index-opening h1,
.home-opening h1,
.article-opening h1 {
    margin-top: 14px;
}

.intro-columns {
    margin-top: 25px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 34px;
}

.lead {
    max-width: 940px;
    margin-top: 22px;
}

.repair-statistic {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 42px;
    padding: 26px 32px;
    background: var(--mint);
    border-top: 3px solid var(--green);
    align-items: center;
}

.stat-number {
    padding-right: 20px;
}

.stat-number > strong {
    display: block;
    font-family: Georgia, serif;
    font-size: 136px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: -10px;
    color: var(--green);
}

.stat-number strong span {
    font-size: 58px;
    letter-spacing: -3px;
    margin-left: 8px;
}

.stat-number > span {
    display: block;
    margin-top: 12px;
    font-size: 10px;
    letter-spacing: 1.2px;
    color: var(--green);
}

.stat-copy h2 {
    margin-top: 8px;
    margin-bottom: 14px;
    color: var(--green);
}

.section-title h2 {
    margin-top: 8px;
}

.cost-section {
    padding-block: 32px;
    border-bottom: 1px solid var(--line);
}

.cost-bar {
    display: grid;
    grid-template-columns: 60fr 24fr 15fr 1fr;
    height: 28px;
    margin-top: 24px;
}

.cost-labour {
    background: var(--green);
}

.cost-parts {
    background: var(--blue);
}

.cost-transport {
    background: var(--coral);
}

.cost-other {
    background: var(--purple);
}

.cost-values {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    padding-block: 14px 20px;
}

.cost-values > div {
    display: flex;
    gap: 10px;
    align-items: baseline;
    flex-wrap: wrap;
}

.cost-values dt {
    font-size: 12px;
}

.cost-values dd {
    font-size: 25px;
    font-weight: 550;
}

.device-register,
.brand-register {
    padding-block: 32px;
}

.device-rows {
    margin-top: 22px;
    border-top: 1px solid var(--line);
}

.device-rows article {
    display: grid;
    grid-template-columns: 60px minmax(0, 1fr) 170px;
    gap: 24px;
    padding-block: 22px;
    border-bottom: 1px solid var(--line);
    align-items: start;
}

.row-code {
    font-family: Georgia, serif;
    font-size: 34px;
    line-height: 1.2;
    color: var(--green);
    font-style: italic;
}

.device-rows p {
    margin-top: 8px;
}

.row-label {
    font-size: 10px;
    letter-spacing: 1px;
    text-align: right;
    color: var(--muted);
    padding-top: 8px;
}

.brand-register {
    background: var(--coral-soft);
    border-left: 4px solid var(--coral);
    padding: 25px 28px;
}

.brand-copy {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    margin-top: 20px;
}

.signal-band {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 32px;
    align-items: center;
    padding: 24px 28px;
    background: var(--mint);
    border-block: 1px solid #a9c9bb;
}

.signal-reading strong {
    display: block;
    color: var(--green);
    font-size: 35px;
    font-weight: 500;
    letter-spacing: -1px;
    line-height: 1.2;
    overflow-wrap: break-word;
}

.signal-explanation h2 {
    color: var(--green);
}

.signal-explanation p {
    margin-top: 10px;
}

.brand-page .signal-band {
    background: var(--lilac);
    border-color: #c6bcde;
}

.brand-page .signal-reading strong,
.brand-page .signal-explanation h2 {
    color: var(--purple);
}

.brand-page .signal-reading strong {
    font-family: Georgia, serif;
    font-size: 56px;
    font-weight: 400;
    letter-spacing: -2px;
}

.analysis-section {
    padding-block: 28px;
    border-bottom: 1px solid var(--line);
}

.analysis-heading {
    display: flex;
    align-items: baseline;
    gap: 22px;
}

.section-number {
    flex: 0 0 34px;
    font-size: 12px;
    letter-spacing: 1px;
    color: var(--coral);
    font-weight: 700;
}

.analysis-copy {
    margin-top: 19px;
    padding-left: 56px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
}

.chapter-2 {
    border-left: 4px solid var(--green);
    background: var(--mint-soft);
    padding: 25px 24px 25px 20px;
    margin-top: 12px;
}

.chapter-2 .section-number {
    color: var(--green);
}

.chapter-2 .analysis-copy {
    padding-left: 0;
}

.brand-page .chapter-2 {
    border-left-color: var(--purple);
    background: #f0edf7;
}

.last-observation {
    padding: 20px 24px;
    margin-top: 22px;
    background: var(--coral-soft);
    border-left: 4px solid var(--coral);
}

.sources {
    display: grid;
    grid-template-columns: 95px minmax(0, 1fr);
    gap: 20px;
    padding-block: 28px 22px;
}

.sources > div {
    display: flex;
    flex-direction: column;
    gap: 7px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.6;
}

.footer {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    border-top: 1px solid var(--line);
    margin-top: 22px;
    padding-block: 20px 28px;
    font-size: 11px;
    color: var(--muted);
}

.symptom-ledger {
    border-top: 3px solid var(--green);
}

.symptom-entry {
    display: grid;
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 28px;
    padding-block: 26px;
    border-bottom: 1px solid var(--line);
}

.symptom-entry:nth-child(even) {
    border-left: 4px solid var(--green);
    padding-inline: 20px;
    background: var(--mint-soft);
    grid-template-columns: 116px minmax(0, 1fr);
}

.symptom-key {
    display: block;
    color: var(--green);
    font-size: 12px;
    letter-spacing: 1.8px;
    padding-top: 8px;
}

.symptom-entry p {
    margin-top: 13px;
}

.diagnostic-comparison {
    padding-top: 30px;
}

.diagnostic-comparison .section-title {
    margin-bottom: 22px;
}

.comparison-row {
    display: grid;
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 28px;
    align-items: center;
    padding: 20px 24px;
    border-top: 1px solid var(--line);
    background: var(--lilac);
}

.comparison-row strong {
    font-family: Georgia, serif;
    font-size: 34px;
    font-weight: 400;
    color: var(--purple);
    letter-spacing: -1px;
}

@media (max-width: 1000px) {
    .repair-statistic {
        gap: 28px;
        grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    }

    .stat-number > strong {
        font-size: 115px;
    }

    .device-rows article {
        grid-template-columns: 52px minmax(0, 1fr);
        gap: 20px;
    }

    .row-label {
        display: none;
    }

    .signal-band {
        grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
        gap: 25px;
    }

    .analysis-copy {
        padding-left: 0;
    }
}

@media (max-width: 760px) {
    .frame {
        width: calc(100% - 40px);
    }

    .intro-columns,
    .brand-copy,
    .analysis-copy {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .repair-statistic {
        grid-template-columns: 1fr;
        gap: 22px;
        padding: 24px;
    }

    .stat-number {
        display: flex;
        align-items: center;
        gap: 26px;
        padding: 0;
    }

    .stat-number > span {
        max-width: 170px;
        margin: 0;
    }

    .signal-band {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 22px 24px;
    }

    .signal-reading strong {
        font-size: 30px;
    }

    .brand-page .signal-reading strong {
        font-size: 48px;
    }

    .symptom-entry,
    .symptom-entry:nth-child(even) {
        grid-template-columns: 1fr;
        gap: 9px;
    }

    .symptom-key {
        padding: 0;
    }

    .comparison-row {
        grid-template-columns: 150px minmax(0, 1fr);
        gap: 20px;
    }

    .cost-values {
        gap: 10px;
    }

    .cost-values > div {
        flex-direction: column;
        gap: 0;
    }
}

@media (max-width: 480px) {
    .frame {
        width: calc(100% - 32px);
    }

    .masthead {
        padding-block: 20px;
        gap: 12px;
    }

    .identity {
        font-size: 24px;
        gap: 9px;
    }

    .masthead-caption {
        font-size: 8px;
        letter-spacing: 0.8px;
    }

    h1,
    h2 {
        overflow-wrap: break-word;
    }

    .stat-number > strong {
        font-size: 96px;
        letter-spacing: -6px;
    }

    .stat-number strong span {
        font-size: 42px;
        margin-left: 5px;
    }

    .stat-number {
        gap: 18px;
    }

    .repair-statistic,
    .brand-register,
    .signal-band {
        padding-inline: 19px;
    }

    .device-rows article {
        grid-template-columns: 36px minmax(0, 1fr);
        gap: 14px;
    }

    .row-code {
        font-size: 28px;
    }

    .analysis-heading {
        gap: 12px;
    }

    .section-number {
        flex-basis: 23px;
    }

    .chapter-2 {
        padding-inline: 17px;
    }

    .comparison-row {
        grid-template-columns: 1fr;
        gap: 10px;
        padding-inline: 20px;
    }

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