:root {
    --navy: #123f61;
    --navy-dark: #092c47;
    --blue: #176ca4;
    --ink: #12202f;
    --muted: #526476;
    --line: #d7e0e6;
    --paper: #f3f7f6;
    --white: #ffffff;
    --green: #166534;
    --green-pale: #dcfce7;
    --amber: #8a5208;
    --amber-pale: #fff3d6;
    --red: #9b1c1c;
    --red-pale: #fff0f0;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    color: var(--ink);
    background:
        radial-gradient(circle at 10% 12%, rgba(23, 108, 164, .12), transparent 28rem),
        radial-gradient(circle at 92% 88%, rgba(15, 118, 110, .1), transparent 30rem),
        var(--paper);
    font-family: var(--font-sans, "Segoe UI", sans-serif);
    line-height: 1.55;
}

a,
button,
input {
    font: inherit;
}

:focus-visible {
    outline: 3px solid rgba(23, 108, 164, .35);
    outline-offset: 3px;
}

.preferences-page {
    width: min(100% - 32px, 680px);
    margin: 0 auto;
    padding: clamp(28px, 7vh, 70px) 0 34px;
}

.preferences-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    color: var(--ink);
    text-decoration: none;
}

.preferences-brand img {
    width: 54px;
    height: 54px;
    object-fit: contain;
}

.preferences-brand strong,
.preferences-brand small {
    display: block;
}

.preferences-brand strong {
    font-family: var(--font-heading, var(--font-sans));
    font-size: 1.08rem;
    letter-spacing: -.02em;
}

.preferences-brand small {
    margin-top: 2px;
    color: var(--muted);
    font-size: .72rem;
}

.preferences-card {
    overflow: hidden;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: 0 26px 70px rgba(9, 44, 71, .13);
}

.preferences-heading {
    padding: clamp(26px, 6vw, 42px);
    color: #fff;
    background: linear-gradient(135deg, var(--navy-dark), var(--navy));
}

.preferences-kicker {
    color: #a9d9f5;
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.preferences-heading h1 {
    margin: 8px 0 7px;
    font-family: var(--font-heading, var(--font-sans));
    font-size: clamp(2rem, 7vw, 3.15rem);
    line-height: 1.05;
    letter-spacing: -.045em;
}

.preferences-heading p {
    max-width: 520px;
    margin: 0;
    color: #dceaf3;
}

.preferences-loading,
.preferences-error,
.preferences-unsubscribe,
#preferencesContent {
    padding: clamp(24px, 6vw, 40px);
}

.preferences-unsubscribe h2 {
    margin: 0 0 8px;
    color: var(--navy-dark);
}

.preferences-unsubscribe > p {
    margin: 0;
    color: var(--muted);
}

.preferences-loading {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-weight: 700;
}

.loading-spinner {
    width: 22px;
    height: 22px;
    border: 3px solid #dbe7ed;
    border-top-color: var(--blue);
    border-radius: 50%;
    animation: spin 850ms linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.account-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
}

.account-summary div > span,
.account-summary div > strong {
    display: block;
}

.account-summary div > span {
    margin-bottom: 3px;
    color: var(--muted);
    font-size: .74rem;
    font-weight: 800;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.account-summary div > strong {
    overflow-wrap: anywhere;
}

.preference-state {
    flex: 0 0 auto;
    padding: 5px 10px;
    color: var(--green);
    background: var(--green-pale);
    border-radius: 999px;
    font-size: .74rem;
    font-weight: 800;
    text-transform: uppercase;
}

.preference-state.off {
    color: var(--amber);
    background: var(--amber-pale);
}

.preference-choice {
    position: relative;
    display: grid;
    grid-template-columns: 28px 1fr;
    gap: 13px;
    padding: 19px;
    cursor: pointer;
    background: #f8fbfc;
    border: 2px solid var(--line);
    border-radius: 13px;
    transition: border-color 160ms ease, background 160ms ease;
}

.preference-choice:has(input:checked) {
    background: #f2fbf8;
    border-color: #80c9b4;
}

.preference-choice input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
}

.preference-checkbox {
    position: relative;
    width: 26px;
    height: 26px;
    margin-top: 1px;
    background: #fff;
    border: 2px solid #9aacb8;
    border-radius: 7px;
}

.preference-choice input:focus-visible + .preference-checkbox {
    outline: 3px solid rgba(23, 108, 164, .35);
    outline-offset: 3px;
}

.preference-choice input:checked + .preference-checkbox {
    background: #0f766e;
    border-color: #0f766e;
}

.preference-choice input:checked + .preference-checkbox::after {
    position: absolute;
    top: 3px;
    left: 7px;
    width: 7px;
    height: 13px;
    content: "";
    border: solid #fff;
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
}

.preference-copy strong,
.preference-copy span {
    display: block;
}

.preference-copy strong {
    margin-bottom: 4px;
    color: var(--navy-dark);
    font-size: 1.03rem;
}

.preference-copy span {
    color: var(--muted);
    font-size: .9rem;
}

.service-email-notice {
    margin: 18px 0 22px;
    padding: 15px 17px;
    color: #405264;
    background: #f5f7f9;
    border-left: 4px solid #9eb4c2;
    border-radius: 7px;
}

.service-email-notice strong {
    color: var(--ink);
    font-size: .88rem;
}

.service-email-notice p {
    margin: 4px 0 0;
    font-size: .84rem;
}

.button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    padding: 0 21px;
    color: #fff;
    background: var(--navy);
    border: 0;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 800;
    text-decoration: none;
}

.button:hover {
    background: var(--navy-dark);
}

.button:disabled {
    cursor: wait;
    opacity: .65;
}

.preferences-status {
    min-height: 1.5em;
    margin: 13px 0 0;
    color: var(--muted);
    font-size: .88rem;
    font-weight: 700;
}

.preferences-status.success {
    color: var(--green);
}

.preferences-status.error,
.preferences-error {
    color: var(--red);
}

.preferences-error {
    background: var(--red-pale);
}

.preferences-error h2 {
    margin: 0 0 6px;
    color: var(--red);
    font-family: var(--font-heading, var(--font-sans));
}

.preferences-error p {
    margin: 0 0 18px;
}

.preferences-links {
    display: flex;
    justify-content: center;
    gap: 10px 22px;
    flex-wrap: wrap;
    margin-top: 21px;
}

.preferences-links a {
    color: var(--navy);
    font-size: .82rem;
    font-weight: 800;
    text-underline-offset: 3px;
}

.preferences-legal,
.noscript-message {
    color: var(--muted);
    font-size: .75rem;
    text-align: center;
}

.hidden {
    display: none !important;
}

@media (max-width: 560px) {
    .preferences-page {
        width: min(100% - 20px, 680px);
        padding-top: 18px;
    }

    .account-summary {
        align-items: flex-start;
        flex-direction: column;
    }

    .button {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .loading-spinner {
        animation-duration: 1800ms;
    }
}