:root {
    color-scheme: light;
    --ink: #17212b;
    --muted: #5e6a75;
    --line: #d8dee4;
    --surface: #ffffff;
    --soft: #f4f7f8;
    --accent: #4b2673;
    --accent-dark: #32164f;
    --gold: #d9a441;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--soft);
    overflow-x: hidden;
}

a {
    color: inherit;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
    padding: 0 32px;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
}

.brand {
    flex: 0 0 auto;
    font-weight: 700;
    text-decoration: none;
}

nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

nav a,
.logout-form button,
.account-menu summary {
    color: var(--muted);
    font-size: 0.95rem;
    text-decoration: none;
}

.account-menu {
    position: relative;
}

.account-menu summary {
    cursor: pointer;
    list-style: none;
}

.account-menu summary::-webkit-details-marker {
    display: none;
}

.account-menu summary::after {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    margin-left: 8px;
    border-right: 1px solid currentColor;
    border-bottom: 1px solid currentColor;
    transform: translateY(-3px) rotate(45deg);
}

.account-menu[open] summary::after {
    transform: translateY(1px) rotate(225deg);
}

.account-menu-panel {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    z-index: 10;
    display: grid;
    min-width: 180px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: 0 14px 30px rgba(23, 33, 43, 0.12);
}

.account-menu-panel a,
.account-menu-panel .logout-form button {
    width: 100%;
    padding: 10px 12px;
    border-radius: 6px;
    text-align: left;
}

.account-menu-panel a:hover,
.account-menu-panel .logout-form button:hover {
    background: var(--soft);
}

.logout-form {
    margin: 0;
}

.logout-form button {
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
    font: inherit;
}

main {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    gap: 18px;
    align-items: center;
    padding: 22px 0 16px;
}

.hero-copy {
    max-width: 660px;
}

.eyebrow,
.card-label {
    margin: 0 0 8px;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    max-width: 600px;
    margin-bottom: 16px;
    font-size: clamp(2.5rem, 5.2vw, 4.6rem);
    line-height: 1;
}

h2 {
    margin-bottom: 10px;
    font-size: 1.65rem;
    line-height: 1.15;
}

.lede {
    max-width: 620px;
    color: var(--muted);
    font-size: 1.08rem;
    line-height: 1.45;
}

.hero-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(140px, 1fr));
    gap: 12px;
    max-width: 660px;
    margin-top: 20px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 18px;
    border: 0;
    border-radius: 6px;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
}

.primary {
    color: #ffffff;
    background: var(--accent);
}

.secondary {
    color: var(--accent-dark);
    border: 1px solid var(--accent);
    background: transparent;
}

.danger {
    color: #8a1f1f;
    border: 1px solid #d39a9a;
    background: #fff3f3;
}

.button:disabled {
    cursor: default;
    opacity: 0.5;
}

.match-card,
.stats article,
.fixture {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.match-card {
    display: grid;
    gap: 8px;
    padding: 18px;
    box-shadow: 0 18px 40px rgba(23, 33, 43, 0.08);
}

.match-card h2 {
    margin-bottom: 2px;
    font-size: 1.4rem;
}

.match-card p:not(.card-label) {
    margin-bottom: 0;
    color: var(--muted);
}

.countdown {
    display: grid;
    gap: 4px;
    margin-top: 4px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--soft);
}

.countdown-label {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
}

.countdown strong {
    font-size: 1.35rem;
    line-height: 1.2;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 14px;
}

.stats article {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    padding: 10px 12px;
}

.stats strong {
    display: inline;
    font-size: 1.35rem;
}

.stats span {
    color: var(--muted);
}

.content-section {
    padding: 16px 0 0;
    border-top: 1px solid var(--line);
}

.rules-shell {
    padding: 32px 0 56px;
}

.rules-heading {
    max-width: 700px;
}

.rules-heading h1 {
    margin-bottom: 12px;
    font-size: 2.2rem;
}

.rules-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.rules-grid article {
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.rules-grid strong {
    color: var(--accent);
    font-size: 0.92rem;
}

.rules-grid h2 {
    margin: 8px 0;
    font-size: 1.25rem;
}

.rules-grid p {
    margin-bottom: 0;
    color: var(--muted);
    line-height: 1.45;
}

.section-heading {
    margin-bottom: 10px;
}

.fixture-list {
    display: flex;
    gap: 14px;
    transition: transform 420ms ease;
    will-change: transform;
}

.fixture {
    display: grid;
    align-content: start;
    flex: 0 0 100%;
    min-width: 0;
    min-height: 94px;
    padding: 14px;
}

.fixture time,
.fixture .venue {
    color: var(--muted);
    font-size: 0.92rem;
}

.fixture strong {
    display: block;
    margin: 6px 0;
    font-size: 1.08rem;
}

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

.fixture-carousel {
    overflow: hidden;
}

.empty-state {
    display: grid;
    align-items: center;
    flex: 0 0 100%;
    min-height: 94px;
    margin: 0;
    padding: 14px;
    border: 1px dashed var(--line);
    border-radius: 8px;
    color: var(--muted);
    background: var(--surface);
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 32px;
    align-items: start;
}

.steps {
    margin: 0;
    padding-left: 22px;
    color: var(--muted);
    line-height: 1.8;
}

.auth-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 16px 0;
}

.auth-shell {
    width: min(420px, calc(100% - 32px));
}

.auth-page-shell {
    margin: 40px auto;
}

.auth-form {
    display: grid;
    gap: 10px;
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: 0 18px 40px rgba(23, 33, 43, 0.08);
}

.auth-form h1 {
    margin-bottom: 8px;
    font-size: 2rem;
}

.auth-form label {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.auth-form input:not([type="checkbox"]) {
    width: 100%;
    height: 44px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--ink);
    font: inherit;
}

.checkbox-field {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 6px 0;
}

.validation-summary,
.field-validation {
    color: #a12a2a;
    font-size: 0.9rem;
}

.validation-summary:not(:empty) {
    margin-bottom: 14px;
    padding: 12px 14px;
    border: 1px solid #e0b4b4;
    border-radius: 8px;
    background: #fff3f3;
}

.admin-shell {
    padding: 40px 0;
}

.admin-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.admin-heading h1 {
    margin-bottom: 0;
    font-size: 2.2rem;
}

.fixtures-shell {
    padding: 32px 0 56px;
}

.fixtures-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.fixtures-heading h1 {
    margin-bottom: 0;
    font-size: 2.2rem;
}

.fixtures-heading span {
    color: var(--muted);
    font-weight: 700;
}

.full-fixture-list {
    display: grid;
    gap: 10px;
}

.full-fixture-row {
    display: grid;
    grid-template-columns: 96px minmax(240px, 1.3fr) minmax(150px, 0.6fr) minmax(180px, 1fr) minmax(96px, auto);
    gap: 14px;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.fixture-lock-form {
    display: flex;
    justify-content: flex-end;
    margin: 0;
}

.fixture-lock-form .button {
    min-width: 96px;
}

.fixture-lock-state {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.fixture-number,
.full-fixture-row time,
.full-fixture-row .venue,
.fixture-main span {
    color: var(--muted);
    font-size: 0.9rem;
}

.fixture-main {
    display: grid;
    gap: 4px;
}

.user-table {
    display: grid;
    gap: 10px;
}

.user-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 120px 220px 92px;
    gap: 12px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.user-row span {
    color: var(--muted);
}

.league-list,
.league-member-list {
    display: grid;
    gap: 10px;
}

.league-row,
.league-member-row {
    display: grid;
    gap: 12px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.league-row {
    grid-template-columns: minmax(0, 1fr) 120px;
}

.league-row div {
    display: grid;
    gap: 4px;
}

.league-row span {
    color: var(--muted);
}

.league-member-row {
    grid-template-columns: minmax(0, 1fr) 110px;
}

.league-member-row form {
    margin: 0;
}

.league-admin-grid {
    display: grid;
    grid-template-columns: minmax(260px, 0.65fr) minmax(0, 1fr);
    gap: 16px;
}

.league-panel {
    display: grid;
    align-content: start;
    gap: 12px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.league-panel h2 {
    margin-bottom: 0;
    font-size: 1.25rem;
}

.league-panel label {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.league-panel select {
    width: 100%;
    height: 44px;
    padding: 0 10px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--ink);
    background: #ffffff;
    font: inherit;
}

.standings-list {
    display: grid;
    gap: 10px;
}

.standing-row {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) 120px;
    gap: 12px;
    align-items: center;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.standing-rank {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    color: #ffffff;
    font-weight: 700;
    background: var(--accent);
}

.standing-row > span:last-child {
    justify-self: end;
    color: var(--muted);
    font-weight: 700;
}

.coverage-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.65fr) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.coverage-fixtures,
.coverage-panel,
.coverage-user-list {
    display: grid;
    gap: 10px;
}

.coverage-fixtures {
    max-height: 72vh;
    overflow: auto;
}

.coverage-fixture,
.coverage-panel,
.coverage-user-row {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.coverage-fixture {
    display: grid;
    gap: 4px;
    padding: 12px;
    text-decoration: none;
}

.coverage-fixture.is-active {
    border-color: var(--accent);
    box-shadow: inset 4px 0 0 var(--accent);
}

.coverage-fixture span,
.coverage-fixture small,
.coverage-summary p,
.coverage-user-row span {
    color: var(--muted);
    font-size: 0.88rem;
}

.coverage-panel {
    padding: 18px;
}

.coverage-summary h2,
.coverage-columns h2 {
    margin-bottom: 6px;
    font-size: 1.25rem;
}

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

.coverage-user-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 12px;
}

.coverage-user-row span {
    font-weight: 700;
}

.delete-user-form {
    justify-self: end;
    margin: 0;
}

.predictions-shell {
    padding: 32px 0 56px;
}

.predictions-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.predictions-heading h1 {
    margin-bottom: 0;
    font-size: 2.2rem;
}

.page-size-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--muted);
    font-size: 0.92rem;
}

.page-size-toggle a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface);
    text-decoration: none;
}

.page-size-toggle a.is-active {
    color: #ffffff;
    border-color: var(--accent);
    background: var(--accent);
}

.success-message {
    padding: 12px 14px;
    border: 1px solid #b6d9c8;
    border-radius: 8px;
    color: #155f3a;
    background: #edf8f2;
}

.error-message {
    padding: 12px 14px;
    border: 1px solid #e0b4b4;
    border-radius: 8px;
    color: #8a1f1f;
    background: #fff3f3;
}

.prediction-list {
    display: grid;
    gap: 10px;
}

.prediction-row {
    display: grid;
    grid-template-columns: minmax(220px, 1.1fr) minmax(360px, 1.4fr) minmax(180px, 0.7fr) 84px;
    gap: 14px;
    align-items: center;
    min-height: 96px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.prediction-meta {
    display: grid;
    gap: 3px;
}

.prediction-meta span,
.prediction-meta time,
.prediction-meta small,
.fixture-result,
.prediction-lock {
    color: var(--muted);
    font-size: 0.88rem;
}

.prediction-meta strong {
    font-size: 1rem;
}

.fixture-result {
    display: inline-flex;
    width: fit-content;
    margin-top: 4px;
    padding: 5px 8px;
    border: 1px solid #b6d9c8;
    border-radius: 6px;
    color: #155f3a;
    font-weight: 700;
    background: #edf8f2;
}

.prediction-score-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 18px minmax(0, 1fr);
    gap: 8px;
    align-items: center;
}

.prediction-score-grid label {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 56px;
    gap: 8px;
    align-items: center;
    font-weight: 700;
}

.prediction-score-grid label:last-child {
    grid-template-columns: 56px minmax(0, 1fr);
}

.prediction-score-grid label:last-child span {
    text-align: right;
}

.prediction-score {
    width: 56px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--ink);
    font: inherit;
    font-weight: 700;
    text-align: center;
}

.prediction-score:disabled,
.advancing-select:disabled {
    color: var(--muted);
    background: var(--soft);
}

.score-separator {
    color: var(--muted);
    text-align: center;
}

.advancing-field {
    visibility: hidden;
}

.advancing-field.is-visible {
    visibility: visible;
}

.advancing-field label {
    display: grid;
    gap: 4px;
    color: var(--muted);
    font-size: 0.88rem;
    font-weight: 700;
}

.advancing-select {
    width: 100%;
    height: 40px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--ink);
    background: #ffffff;
    font: inherit;
}

.prediction-lock {
    justify-self: end;
}

.prediction-save {
    min-width: 76px;
    padding: 0 14px;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-top: 22px;
}

.pagination span:not(.button) {
    color: var(--muted);
}

.button.is-disabled {
    cursor: default;
    opacity: 0.5;
}

@media (max-width: 980px) {
    .site-header {
        gap: 18px;
        padding: 0 20px;
    }

    nav {
        gap: 14px;
    }

    .hero {
        grid-template-columns: minmax(0, 1fr) minmax(280px, 0.75fr);
    }

    .full-fixture-row {
        grid-template-columns: 82px minmax(220px, 1fr) minmax(132px, 0.55fr) minmax(96px, auto);
    }

    .full-fixture-row .venue {
        grid-column: 2 / 4;
    }

    .prediction-row {
        grid-template-columns: minmax(180px, 0.9fr) minmax(300px, 1.35fr) 84px;
    }

    .advancing-field {
        grid-column: 2 / 3;
    }
}

@media (max-width: 760px) {
    main {
        width: min(100% - 24px, 560px);
    }

    .site-header {
        align-items: center;
        flex-direction: row;
        gap: 12px;
        min-height: auto;
        padding: 12px;
    }

    .brand {
        max-width: 96px;
        line-height: 1.1;
    }

    nav {
        flex: 1 1 auto;
        justify-content: flex-end;
        gap: 8px;
        min-width: 0;
    }

    nav a,
    .logout-form button,
    .account-menu summary {
        font-size: 0.86rem;
    }

    nav > a {
        padding: 8px 0;
    }

    .account-menu {
        max-width: 42%;
    }

    .account-menu summary {
        overflow: hidden;
        max-width: 100%;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .account-menu-panel {
        right: 0;
        left: auto;
    }

    .hero,
    .split {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .hero {
        gap: 16px;
        padding: 18px 0 14px;
    }

    h1 {
        font-size: 2.25rem;
        line-height: 1.05;
    }

    h2 {
        font-size: 1.45rem;
    }

    .lede {
        font-size: 1rem;
    }

    .hero-actions {
        display: grid;
        grid-template-columns: 1fr;
        max-width: none;
    }

    .button {
        width: 100%;
    }

    .match-card,
    .auth-form {
        padding: 18px;
        box-shadow: 0 12px 26px rgba(23, 33, 43, 0.07);
    }

    .stats {
        gap: 8px;
    }

    .stats,
    .fixture-carousels {
        grid-template-columns: 1fr;
    }

    .stats article {
        justify-content: space-between;
    }

    .user-row {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .league-row,
    .league-member-row,
    .league-admin-grid,
    .standing-row,
    .coverage-layout,
    .coverage-columns {
        grid-template-columns: 1fr;
    }

    .coverage-fixtures {
        max-height: none;
    }

    .standing-row > span:last-child {
        justify-self: start;
    }

    .admin-shell,
    .fixtures-shell,
    .predictions-shell,
    .rules-shell {
        padding: 22px 0 36px;
    }

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

    .admin-heading,
    .fixtures-heading,
    .predictions-heading {
        align-items: stretch;
        flex-direction: column;
    }

    .delete-user-form {
        justify-self: stretch;
    }

    .full-fixture-row {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .full-fixture-row .venue {
        grid-column: auto;
    }

    .fixture-lock-form {
        justify-content: stretch;
    }

    .fixture-number {
        font-weight: 700;
    }

    .page-size-toggle {
        justify-content: flex-start;
    }

    .prediction-row {
        grid-template-columns: 1fr;
        gap: 12px;
        min-height: 0;
    }

    .prediction-score-grid {
        grid-template-columns: minmax(0, 1fr) 18px minmax(0, 1fr);
        align-items: end;
        gap: 6px;
    }

    .prediction-score-grid label,
    .prediction-score-grid label:last-child {
        grid-template-columns: 1fr;
        gap: 6px;
        align-items: stretch;
    }

    .prediction-score-grid label span {
        align-self: end;
        min-width: 0;
        line-height: 1.2;
        text-align: center;
    }

    .prediction-score-grid label:last-child input {
        order: 2;
    }

    .prediction-score-grid label:last-child span {
        order: 1;
        text-align: center;
    }

    .prediction-score {
        width: 100%;
        min-width: 0;
    }

    .score-separator {
        display: block;
        padding-bottom: 12px;
        font-weight: 700;
    }

    .advancing-field {
        grid-column: auto;
        min-height: 0;
    }

    .advancing-field:not(.is-visible) {
        display: none;
    }

    .prediction-lock {
        justify-self: start;
    }

    .prediction-save {
        min-width: 0;
    }

    .pagination {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        gap: 10px;
        width: 100%;
    }

    .pagination .button {
        padding: 0 12px;
    }

    .pagination span:not(.button) {
        text-align: center;
        white-space: nowrap;
    }
}

@media (max-width: 430px) {
    main {
        width: calc(100% - 20px);
    }

    .site-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
    }

    .brand {
        max-width: none;
    }

    nav {
        justify-content: flex-start;
        width: 100%;
    }

    .account-menu {
        max-width: 100%;
    }

    .account-menu-panel {
        right: auto;
        left: 0;
    }

    .stats article {
        align-items: flex-start;
        flex-direction: column;
        gap: 2px;
    }

    .prediction-row,
    .full-fixture-row,
    .user-row {
        padding: 12px;
    }

    .prediction-score-grid {
        grid-template-columns: minmax(0, 1fr) 16px minmax(0, 1fr);
        gap: 6px;
    }

    .score-separator {
        display: block;
    }

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

    .pagination span:not(.button) {
        grid-column: 1 / -1;
        grid-row: 1;
    }
}