:root {
  color-scheme: light;
  --paper: #f5f6fa;
  --surface: #fff;
  --ink: #293044;
  --muted: #656e82;
  --line: #edf0f5;
  --wash: #f4f5fa;
  --accent: #656e82;
  --accent-wash: #edf0f5;
  --green: #26796a;
  --danger: #a43440;
  --shadow: 0 16px 70px #1e294c1a;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  background: var(--paper);
  color: var(--ink);
}
:root:is([data-public-theme='dark'], :has(input[name='theme'][value='dark']:checked)) {
  color-scheme: dark;
  --paper: #161921;
  --surface: #1e222d;
  --ink: #e0e4ef;
  --muted: #8d97aa;
  --line: #2c313e;
  --wash: #292e3b;
  --accent: #a7afbf;
  --accent-wash: #292e3b;
  --green: #91d8bb;
  --danger: #f39da6;
  --shadow: 0 28px 90px -35px #0008;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-public-theme='light']):not(:has(input[name='theme'][value='light']:checked)) {
    color-scheme: dark;
    --paper: #161921;
    --surface: #1e222d;
    --ink: #e0e4ef;
    --muted: #8d97aa;
    --line: #2c313e;
    --wash: #292e3b;
    --accent: #a7afbf;
    --accent-wash: #292e3b;
    --green: #91d8bb;
    --danger: #f39da6;
    --shadow: 0 28px 90px -35px #0008;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  line-height: 1.65;
}
a {
  color: inherit;
  text-underline-offset: 4px;
}
a:hover {
  text-decoration-thickness: 2px;
}
button,
input,
select,
textarea {
  font: inherit;
}
button,
a,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

.site-shell {
  width: 100%;
  max-width: 1320px;
  min-height: 100svh;
  padding: 0 64px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 108px;
  flex-shrink: 0;
}
.brand {
  display: inline-flex;
  width: 155px;
  flex-shrink: 0;
}
.brand img {
  display: block;
  width: 100%;
  height: auto;
}
.brand img.brand-dark {
  display: none;
}
:root:is([data-public-theme='dark'], :has(input[name='theme'][value='dark']:checked)) .brand-light {
  display: none;
}
:root:is([data-public-theme='dark'], :has(input[name='theme'][value='dark']:checked))
  .brand
  img.brand-dark {
  display: block;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-public-theme='light']):not(:has(input[name='theme'][value='light']:checked))
    .brand-light {
    display: none;
  }
  :root:not([data-public-theme='light']):not(:has(input[name='theme'][value='light']:checked))
    .brand
    img.brand-dark {
    display: block;
  }
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 30px;
}
.header-access {
  font-size: 13px;
  text-decoration: none;
  font-weight: 500;
  white-space: nowrap;
}
.header-access:hover {
  color: var(--accent);
}
.header-access span {
  margin-left: 6px;
}
.theme-picker {
  display: flex;
  gap: 2px;
  border: 0;
  padding: 3px;
  margin: 0;
  border-radius: 100px;
  background: var(--wash);
}
.theme-picker label {
  position: relative;
  cursor: pointer;
}
.theme-picker input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}
.theme-picker span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 33px;
  height: 33px;
  border-radius: 50%;
  color: var(--muted);
}
.theme-picker svg {
  width: 17px;
  height: 17px;
}
:root[data-public-theme='light'] .theme-picker input[value='light'] + span,
:root[data-public-theme='dark'] .theme-picker input[value='dark'] + span,
.theme-picker input:checked + span,
:root:not([data-public-theme]) .theme-picker:not(:has(input:checked)) input[value='light'] + span {
  background: var(--surface);
  color: var(--ink);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-public-theme])
    .theme-picker:not(:has(input:checked))
    input[value='light']
    + span {
    background: transparent;
    color: var(--muted);
  }
  :root:not([data-public-theme]) .theme-picker:not(:has(input:checked)) input[value='dark'] + span {
    background: var(--surface);
    color: var(--ink);
  }
}
.theme-picker input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.home {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 58px 0 52px;
}
.product-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  padding: 6px 0 15px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
}
.product-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 6px 8px;
  border-radius: 6px;
  text-decoration: none;
}
.product-nav a:hover,
.product-nav a[aria-current] {
  color: var(--ink);
  background: var(--wash);
}
.product-nav a[aria-current] {
  text-decoration: underline;
}
.hero .page-intro {
  grid-column: 1;
  grid-row: 3;
  max-width: 62ch;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}
.hero:has(.page-intro) .providers {
  grid-row: 4;
}
.content-page {
  width: 100%;
  max-width: 940px;
  margin: 52px auto 64px;
  overflow-wrap: anywhere;
}
.content-page h1 {
  margin: 0 0 22px;
  font-size: clamp(32px, 4.5vw, 48px);
  line-height: 1.18;
  letter-spacing: -0.045em;
}
.page-intro {
  max-width: 72ch;
  color: var(--muted);
  font-size: 18px;
}
.content-section {
  margin-top: 46px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
  overflow-wrap: anywhere;
}
.content-section h2,
.content-page h2 {
  margin: 28px 0 12px;
  font-size: 25px;
  line-height: 1.3;
  letter-spacing: -0.025em;
}
.content-section h3,
.content-page h3 {
  font-size: 18px;
  line-height: 1.4;
}
.content-section p,
.content-section li,
.content-page p,
.content-page li,
.content-page dd {
  max-width: 78ch;
  color: var(--muted);
}
.content-section strong,
.content-page strong {
  color: var(--ink);
}
.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 24px 0;
}
.content-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}
.content-card h2,
.content-card h3 {
  margin-top: 0;
}
.content-card > :last-child {
  margin-bottom: 0;
}
.fact-list {
  padding-left: 22px;
}
.fact-list li + li {
  margin-top: 12px;
}
.page-note {
  padding: 16px 20px;
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  background: var(--wash);
}
.article-list article + article {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.status-label {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 5px;
  background: var(--wash);
  color: var(--ink);
  font-size: 12px;
}
.content-page time,
.content-page .updated {
  color: var(--muted);
  font-size: 13px;
}
.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.offer-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
  overflow-wrap: normal;
}
.offer-table th,
.offer-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.offer-table caption {
  padding-bottom: 12px;
  text-align: left;
  color: var(--muted);
}
.eyebrow {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: 0.13em;
}
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 5px;
  vertical-align: middle;
}
h1,
h2,
h3 {
  font-weight: 600;
}
.hero h1 {
  margin: 0;
  font-size: clamp(52px, 7.4vw, 99px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.067em;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 285px;
  column-gap: 56px;
}
.hero .eyebrow {
  grid-column: 1 / -1;
}
.hero h1 span {
  display: block;
  color: var(--accent);
}
.hero-bottom {
  grid-column: 2;
  grid-row: 2;
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
}
.hero-action {
  flex-shrink: 0;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
  min-height: 50px;
  padding: 12px 23px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  line-height: 1.5;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
}
.button svg {
  width: 21px;
  height: 21px;
}
.button:hover {
  background: var(--accent);
  color: var(--surface);
}
.button:disabled {
  opacity: 0.5;
  cursor: wait;
}
.note {
  font-size: 11px;
  line-height: 1.6;
  color: var(--muted);
}
.hero-action .note {
  margin: 10px 0 0;
  font-size: 10px;
}
.providers {
  grid-column: 1 / -1;
  grid-row: 3;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  align-items: center;
  gap: 28px;
  margin-top: 45px;
  padding: 0 0 38px;
}
.provider {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  min-height: 58px;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.02em;
}
.provider-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.gmail-mark {
  width: 39px;
}
.protocol-mark {
  color: var(--muted);
}
.outlook-mark {
  width: 43px;
  height: 43px;
}
.provider-caption {
  display: flex;
  flex-direction: column;
  line-height: 1.4;
}
.provider-detail {
  color: var(--muted);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
}
.provider small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.02em;
}
.principles {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}
.principles li {
  display: flex;
  align-items: center;
  gap: 9px;
}
.trust-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  padding: 6px;
  border-radius: 11px;
  background: var(--accent-wash);
  color: var(--accent);
}
.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 23px 0 30px;
  border-top: 1px solid var(--line);
  font-size: 10px;
  color: var(--muted);
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}
.site-footer a {
  text-decoration: none;
}
.site-footer a[aria-current] {
  text-decoration: underline;
}
.legal {
  max-width: 760px;
  margin: 55px auto 64px;
  overflow-wrap: anywhere;
}
.legal h1 {
  font-size: clamp(34px, 5vw, 48px);
  letter-spacing: -1.5px;
  line-height: 1.15;
}
.legal h2 {
  font-size: 21px;
  line-height: 1.35;
  margin: 36px 0 12px;
}
.legal p,
.legal li {
  color: var(--muted);
}
.legal strong {
  color: var(--ink);
  font-weight: 600;
}
.legal .updated {
  font-size: 12px;
  margin: -10px 0 28px;
}
.skip-link {
  position: absolute;
  left: 20px;
  top: -100px;
  padding: 8px 16px;
  background: var(--surface);
  z-index: 1;
}
.skip-link:focus {
  top: 10px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.beta-page {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 65px;
  max-width: 960px;
  margin: 62px auto 90px;
}
.beta-intro h1 {
  font-size: 46px;
  letter-spacing: -2px;
  line-height: 1.15;
}
.beta-intro > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 15px;
}
.beta-steps {
  list-style: none;
  padding: 15px 0;
  counter-reset: steps;
}
.beta-steps li {
  counter-increment: steps;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 18px 0;
  font-size: 13px;
  color: var(--muted);
}
.beta-steps li::before {
  content: counter(steps);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 25px;
  height: 25px;
  flex: 0 0 25px;
  border-radius: 50%;
  background: var(--accent-wash);
  color: var(--accent);
  font-size: 11px;
}
.beta-form-panel {
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 17px;
}
.beta-form-panel label,
.beta-form-panel legend {
  font-size: 12px;
  font-weight: 600;
}
.beta-form-panel input[type='email'],
.beta-form-panel input[type='number'],
.beta-form-panel textarea {
  width: 100%;
  margin: 7px 0 20px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
}
.beta-form-panel textarea {
  resize: vertical;
  min-height: 105px;
}
.beta-form-panel fieldset {
  border: 0;
  padding: 0;
  margin: 0 0 20px;
}
.provider-choices {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 15px;
  margin-top: 9px;
}
.provider-choices label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 400;
}
.provider-choices input {
  accent-color: var(--accent);
}
.optional {
  color: var(--muted);
  font-weight: 400;
  font-size: 10px;
}
.beta-form-panel .button {
  width: 100%;
}
.beta-privacy,
.form-feedback {
  font-size: 11px;
  color: var(--muted);
}
.form-feedback {
  margin: 12px 0;
}
.form-feedback[data-state='error'] {
  color: var(--danger);
}
.form-feedback[data-state='success'] {
  color: var(--green);
  font-size: 14px;
  padding: 20px 0;
}
.form-feedback:empty {
  margin: 0;
}
.honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}
.beta-form-panel noscript {
  display: block;
  font-size: 12px;
}

.site-footer {
  margin-top: auto;
  font-size: 11px;
}
.legal {
  width: 100%;
}
@media (min-width: 1600px) {
  .home {
    padding-top: 100px;
    padding-bottom: 100px;
  }
}
@media (max-width: 1200px) {
  .providers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}
@media (max-width: 1000px) {
  .site-shell {
    padding: 0 36px;
  }
  .hero h1 {
    font-size: clamp(46px, 7.5vw, 80px);
  }
  .hero {
    display: block;
  }
  .hero-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
    margin-top: 37px;
  }
  .principles {
    justify-content: flex-start;
  }
  .providers {
    gap: 20px;
  }
  .beta-page {
    gap: 32px;
  }
  .beta-intro h1 {
    font-size: 38px;
  }
}
@media (max-width: 650px) {
  .product-nav {
    gap: 2px 4px;
    font-size: 12px;
  }
  .product-nav a {
    min-height: 44px;
  }
  .content-page {
    margin-top: 32px;
  }
  .content-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .content-section {
    margin-top: 30px;
    padding-top: 22px;
  }
  .hero .page-intro,
  .page-intro {
    font-size: 16px;
  }
  .site-shell {
    padding: 0 23px;
  }
  .site-header {
    min-height: 86px;
    gap: 14px;
  }
  .brand {
    width: 128px;
  }
  .header-controls {
    gap: 17px;
  }
  .header-access {
    font-size: 11px;
  }
  .header-access span {
    display: none;
  }
  .theme-picker {
    padding: 2px;
  }
  .theme-picker span {
    width: 28px;
    height: 28px;
  }
  .theme-picker svg {
    width: 15px;
    height: 15px;
  }
  .home {
    padding: 45px 0 37px;
  }
  .eyebrow {
    margin-bottom: 25px;
    font-size: 9px;
  }
  .hero h1 {
    font-size: clamp(43px, 7.8vw, 51px);
    line-height: 1.08;
    letter-spacing: -0.064em;
  }
  .hero h1 span {
    margin-top: 9px;
  }
  .hero-bottom {
    flex-direction: column;
    gap: 25px;
    margin-top: 28px;
  }
  .hero-action .note {
    max-width: none;
  }
  .button {
    min-height: 47px;
    padding: 11px 20px;
  }
  .providers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 15px;
    margin-top: 34px;
    padding: 0 0 30px;
  }
  .provider {
    font-size: 14px;
    gap: 10px;
  }
  .provider-mark {
    width: 34px;
    height: 34px;
  }
  .outlook-mark {
    width: 36px;
    height: 36px;
  }
  .principles {
    display: grid;
    gap: 12px;
    font-size: 11px;
    line-height: 1.8;
    margin-top: 2px;
  }
  .site-footer {
    flex-direction: column;
    gap: 12px;
    font-size: 10px;
    padding: 21px 0 26px;
  }
  .site-footer nav {
    gap: 10px 16px;
  }
  .legal {
    margin: 30px 0;
    font-size: 14px;
  }
  .beta-page {
    grid-template-columns: 1fr;
    gap: 15px;
    margin: 35px auto 50px;
  }
  .beta-intro h1 {
    font-size: 38px;
  }
  .beta-steps {
    padding: 0;
  }
  .beta-form-panel {
    padding: 23px;
  }
}
@media (max-width: 360px) {
  .site-shell {
    padding: 0 20px;
  }
  .brand {
    width: 114px;
  }
  .header-controls {
    gap: 12px;
  }
  .hero h1 {
    font-size: 42px;
  }
}
@media print {
  :root {
    --paper: white;
    --surface: white;
    --ink: black;
    --muted: #333;
    --line: #ccc;
    --wash: white;
    color-scheme: light;
  }
  .site-shell {
    padding: 0;
    min-height: auto;
  }
  .header-controls,
  .skip-link,
  .button {
    display: none;
  }
  .legal {
    margin: 24px 0;
    max-width: none;
  }
  h2 {
    break-after: avoid;
  }
}

/* Native language navigation, no script or persisted tracking. */
.language-picker {
  position: relative;
  font-size: 13px;
}
.language-picker summary {
  cursor: pointer;
  white-space: nowrap;
}
.language-picker nav {
  position: absolute;
  z-index: 5;
  top: calc(100% + 10px);
  right: 0;
  display: flex;
  flex-direction: column;
  min-width: 150px;
  padding: 8px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 12%);
}
.language-picker nav a {
  display: block;
  padding: 8px 10px;
  text-decoration: none;
}
.language-picker nav a:hover,
.language-picker nav a[aria-current] {
  color: var(--accent);
}
@media (max-width: 650px) {
  .site-header {
    flex-wrap: wrap;
    padding: 20px 0;
  }
  .header-controls {
    flex: 1 1 100%;
    justify-content: space-between;
    gap: 12px;
  }
  .language-picker {
    font-size: 12px;
  }
}

/* Static editorial pages: all navigation remains native HTML. */
.editorial-intro {
  max-width: 760px;
  margin-bottom: 36px;
}
.editorial-intro p {
  color: var(--muted);
}
.editorial-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  color: var(--muted);
  font-size: 13px;
}
.availability-label {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  line-height: 1.5;
}
.availability-production {
  color: var(--green);
}
.availability-staging {
  background: var(--accent-wash);
  color: var(--ink);
}
.news-list,
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.news-card,
.guide-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow-wrap: anywhere;
}
.news-card h2,
.guide-card h2 {
  font-size: 23px;
  line-height: 1.3;
  margin: 16px 0 12px;
}
.news-card p,
.guide-card p {
  color: var(--muted);
  margin: 0 0 20px;
}
.news-card > a:last-child,
.guide-card > a:last-child {
  align-self: flex-start;
  margin-top: auto;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-weight: 600;
}
.news-pagination,
.editorial-actions,
.guide-related {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  margin: 30px 0;
}
.news-pagination a,
.editorial-actions a,
.guide-related a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.news-pagination [aria-current] {
  font-weight: 700;
}
.editorial-detail {
  max-width: 800px;
  overflow-wrap: anywhere;
}
.editorial-benefit,
.editorial-example,
.editorial-details,
.guide-section {
  margin: 32px 0;
}
.editorial-example {
  border-left: 3px solid var(--green);
  padding: 4px 24px;
  background: var(--wash);
  border-radius: 0 8px 8px 0;
}
.editorial-detail h2 {
  font-size: 25px;
  line-height: 1.35;
}
.guide-steps {
  padding-left: 24px;
}
.guide-steps li {
  margin: 12px 0;
  padding-left: 4px;
}
.legacy-guide-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 24px 0;
}
@media (max-width: 650px) {
  .news-list,
  .guide-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }
  .news-card,
  .guide-card {
    padding: 20px;
  }
  .news-card h2,
  .guide-card h2,
  .editorial-detail h2 {
    font-size: 22px;
  }
  .editorial-meta {
    gap: 8px;
  }
  .editorial-example {
    padding: 4px 16px;
  }
}
@media print {
  .news-card,
  .guide-card,
  .guide-section {
    break-inside: avoid;
  }
}