/* Production components. Color and radius tokens: web/palette.json.
   Rule order preserves the cascade across responsive breakpoints. */

:root {
  --drop-active-bg: oklch(0.28 0.07 250);
  --contact-separator: #737985;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: oklch(0.93 0.009 260);
  background: oklch(0.13 0.008 260);
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0px;
  min-height: 100vh;
}

main {
  max-width: 1240px;
  margin: auto;
  padding: 30px 40px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.header-right {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.result-top {
  display: flex;
  align-items: center;
  gap: 20px;
}

.filter-bar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

header {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.brand img {
  object-fit: contain;
  display: block;
  width: 150px;
  height: auto;
}

.header-right {
  gap: 26px;
}

.language {
  display: flex;
  gap: 3px;
  border: 1px solid var(--line);
  padding: 3px;
}

.language button {
  padding: 5px 9px;
  border: 0px;
  background: transparent;
  font-size: 0.875rem;
}

.heading {
  justify-content: space-between;
}

.eyebrow {
  font:
    0.75rem / 1.4 Consolas,
    monospace;
  margin: 0px 0px 10px;
}

h1 {
  font-size: 2.75rem;
  line-height: 1.12;
  letter-spacing: -0.045em;
  font-weight: 650;
  margin: 0px;
}

h2 {
  font-size: 1.2rem;
  margin: 0px;
  overflow-wrap: anywhere;
}

#drop {
  position: relative;
  text-align: center;
  border: 2px dashed var(--sender);
  cursor: pointer;
  min-height: 410px;
  padding: 32px 24px 22px;
  transition:
    background 0.18s,
    box-shadow 0.18s;
  overflow: hidden;
}

#drop.over {
  background: var(--drop-active-bg);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sender) 15%, transparent);
  border-style: solid;
}

.drop-symbol {
  width: 105px;
  height: 105px;
  display: grid;
  place-items: center;
  margin: 0 auto 25px;
  transition: transform 0.2s;
}

.drop-symbol svg {
  width: 92px;
  fill: none;
  stroke: var(--blue);
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.file-hint {
  font:
    0.875rem / 1.6 Consolas,
    monospace;
  color: var(--muted);
  margin: 10px 0px 20px;
}

.drop-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.local {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--muted);
  margin: 18px 0px 0px;
}

button,
.button {
  display: inline-block;
  font-style: inherit;
  font-variant: inherit;
  font-weight: inherit;
  font-stretch: inherit;
  line-height: inherit;
  font-family: inherit;
  font-optical-sizing: inherit;
  font-size-adjust: inherit;
  font-kerning: inherit;
  font-feature-settings: inherit;
  font-variation-settings: inherit;
  font-language-override: inherit;
  font-size: 0.875rem;
  border: 1px solid var(--line);
  padding: 10px 15px;
  cursor: pointer;
  transition:
    background 0.15s,
    transform 0.15s;
}

button:hover,
.button:hover {
  transform: translateY(-1px);
}

button:focus-visible,
input:focus-visible,
a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}

#file,
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  clip-path: inset(50%);
  overflow: hidden;
}

#drop:focus-within {
  outline: 2px solid var(--blue);
  outline-offset: 4px;
}

.status-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  min-height: 55px;
}

#status {
  font-size: 0.8125rem;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.result-top {
  padding: 24px 0px 18px;
}

.result-top h2 {
  font-size: 1rem;
}

.result-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.overview {
  grid-template-columns: minmax(0px, 1fr) 160px;
  border: 1px solid var(--line);
  overflow: hidden;
}

dl {
  display: grid;
  grid-template-columns: 105px minmax(0px, 1fr);
  margin: 0px;
  padding: 24px;
  gap: 13px;
  font-size: 0.875rem;
}

dd {
  margin: 0px;
  overflow-wrap: anywhere;
  line-height: 1.5;
}

dd:first-of-type {
  font-weight: 650;
  font-size: 1rem;
}

#count {
  color: var(--blue);
  font-family: Consolas, monospace;
  margin-left: 8px;
}

.search-label {
  width: 350px;
  max-width: 100%;
}

input {
  font-style: inherit;
  font-variant: inherit;
  font-weight: inherit;
  font-stretch: inherit;
  line-height: inherit;
  font-family: inherit;
  font-optical-sizing: inherit;
  font-size-adjust: inherit;
  font-kerning: inherit;
  font-feature-settings: inherit;
  font-variation-settings: inherit;
  font-language-override: inherit;
  font-size: 0.875rem;
  border: 1px solid var(--line);
  padding: 11px 14px;
  width: 100%;
}

.filter-bar {
  padding: 13px 0px;
  align-items: center;
}

#filters {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

#filters button {
  font-size: 0.8125rem;
  padding: 5px 9px;
  background: transparent;
  border-color: transparent;
  color: var(--muted);
}

.header-row {
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 28px 260px minmax(0px, 1fr);
  padding: 17px 14px;
  gap: 15px;
}

.ordinal {
  font:
    0.75rem / 1.8 Consolas,
    monospace;
}

.header-name {
  font:
    600 0.8125rem / 1.8 Consolas,
    monospace;
  overflow-wrap: anywhere;
}

.header-value {
  font:
    0.8125rem / 1.8 Consolas,
    monospace;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.warning {
  border: 1px solid var(--caution-border);
  padding: 12px 16px;
  font-size: 0.875rem;
  border-radius: 8px;
}

footer {
  margin-top: 34px;
  padding: 23px 0px 8px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8125rem;
}

footer a {
  font-weight: 650;
  color: var(--text);
  text-decoration: none;
}

footer a span {
  color: var(--blue);
}

[hidden] {
  display: none !important;
}

button:disabled,
input:disabled {
  opacity: 0.5;
  cursor: default;
}

.empty {
  color: var(--muted);
  padding: 30px;
  text-align: center;
}

#result {
  animation: 0.25s ease-out 0s 1 normal none running reveal;
}

@keyframes reveal {
  0% {
    opacity: 0;
    transform: translateY(8px);
  }
  100% {
    opacity: 1;
    transform: translateY(0px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  ::before,
  ::after {
    animation: auto ease 0s 1 normal none running none !important;
    transition: none !important;
  }
}

@media (max-width: 750px) {
  main {
    padding: 22px 18px;
  }
}

@media (max-width: 750px) {
  header,
  .header-right {
    gap: 12px;
  }
}

@media (max-width: 750px) {
  .brand img {
    width: 125px;
  }
}

@media (max-width: 750px) {
  .heading {
    padding: 32px 0px 25px;
  }
}

@media (max-width: 750px) {
  h1 {
    font-size: 2.1rem;
  }
}

@media (max-width: 750px) {
  #drop {
    padding: 26px 16px 20px;
  }
}

@media (max-width: 750px) {
  .search-label {
    width: 100%;
  }
}

@media (max-width: 750px) {
  .header-row {
    grid-template-columns: 26px minmax(0px, 1fr);
    gap: 8px;
  }
}

@media (max-width: 750px) {
  .header-value {
    grid-column: 2;
  }
}

@media (max-width: 750px) {
  .overview {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 750px) {
  dl {
    grid-template-columns: 85px minmax(0px, 1fr);
    padding: 18px;
    gap: 12px;
  }
}

@media (max-width: 750px) {
  .result-top {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 750px) {
  .result-actions {
    width: 100%;
  }
}

@media (max-width: 750px) {
  .filter-bar {
    align-items: flex-start;
    flex-direction: column;
    gap: 0px;
  }
}

@media (max-width: 750px) {
  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 750px) {
  .local {
    max-width: 32ch;
    margin: 18px auto 0px;
  }
}

@media (max-width: 750px) {
  .drop-actions {
    flex-wrap: wrap;
  }
}

.token-ip {
  overflow-wrap: anywhere;
}

a.token-ip {
  text-decoration: underline dotted;
  text-underline-offset: 3px;
}

a.token-ip:hover {
  text-decoration-style: solid;
}

.inline-result {
  display: inline;
  border: 1px solid;
  padding: 0px 3px;
  font-weight: 600;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.inline-result.neutral {
  color: var(--muted);
  border-color: var(--line);
}

#summary dd:first-of-type {
  font-size: 0.875rem;
  font-weight: 400;
}

.hero-title span {
  display: block;
}

.hero-title .hero-lead {
  font-size: clamp(2.7rem, 5.5vw, 4.5rem);
  line-height: 1.06;
  letter-spacing: -0.045em;
}

.hero-title .hero-follow {
  font-size: clamp(1.6rem, 3vw, 2.65rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-top: 16px;
  max-width: 30ch;
}

.message-verdict {
  margin: 0px 24px 24px;
  padding: 14px 18px;
  border: 1px solid;
  font-size: 0.95rem;
  line-height: 1.6;
}

.domain-banner {
  margin: 20px 0px;
  padding: 15px 20px;
  border-left: 3px solid var(--blue);
  background: oklch(0.15 0.014 260);
  font-size: 1.05rem;
  font-weight: 600;
}

@media (max-width: 750px) {
  .message-verdict {
    margin: 0px 18px 18px;
    padding: 12px;
    font-size: 0.875rem;
  }
}

@media (max-width: 750px) {
  .domain-banner {
    padding: 12px;
    font-size: 0.95rem;
  }
}

.heading > div:first-child {
  max-width: 790px;
}

.heading h1 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  line-height: 1.15;
}

.eyebrow {
  letter-spacing: 0.04em;
}

.result-top {
  justify-content: flex-start;
}

.result-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
}

.overview {
  display: block;
}

.bottom-stats {
  font-size: 0.75rem;
  margin: 24px 0px 0px;
}

.filter-separator {
  align-self: center;
  color: var(--line);
  margin: 0px 8px;
}

@media (max-width: 750px) {
  .result-actions {
    justify-content: flex-start;
  }
}

.header-notes {
  grid-column: 3;
  font:
    0.8125rem / 1.65 "Segoe UI",
    system-ui,
    sans-serif;
  min-width: 0px;
  overflow-wrap: anywhere;
}

.header-notes p {
  margin: 7px 0px;
}

.routing-notice {
  border-left: 2px solid var(--blue);
  padding: 8px 12px;
  background: var(--panel);
}

.contact-link {
  display: inline-block;
  font-size: 0.8125rem;
  line-height: 1.7;
  margin: 8px 0px;
  overflow-wrap: anywhere;
}

.domain-panel p {
  margin: 8px 0px;
}

.dns-title {
  font-weight: 650;
}

@media (max-width: 750px) {
  .header-notes {
    grid-column: 2;
  }
}

@media (max-width: 750px) {
  .inline-result {
    white-space: normal;
  }
}

.domain-panel .domain-banner {
  display: grid;
  grid-template-columns: repeat(3, minmax(0px, 1fr));
  gap: 16px;
  border: 0px;
  padding: 0px;
  background: none;
  margin: 24px 0px;
}

.message-verdict.pass {
  color: rgb(56, 245, 155);
}

.message-verdict.fail {
  color: rgb(255, 98, 98);
}

.message-verdict.caution {
  color: rgb(255, 227, 71);
}

@media (max-width: 750px) {
  .domain-panel .domain-banner {
    grid-template-columns: 1fr;
  }
}

.contact-block {
  margin: 20px 0px;
}

.contact-block .contact-link {
  display: block;
  width: fit-content;
  color: var(--blue);
  font-size: 1rem;
  margin-top: 9px;
}

.domain-panel .action-line {
  margin: 9px 0px;
}

.contact-block.contact-inline {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 1.05rem;
}

.contact-inline .contact-separator {
  color: var(--contact-separator);
}

.contact-inline .contact-link {
  display: inline;
  margin: 0px;
  font-size: inherit;
  width: auto;
}

.contact-inline .contact-hint {
  font-size: 0.8rem;
  color: var(--muted);
}

.heading {
  display: grid;
  grid-template-columns: minmax(0px, 1.35fr) minmax(0px, 1fr);
  gap: 38px;
  align-items: center;
  padding: 44px 0px 12px;
}

.heading > div:first-child {
  min-width: 0px;
}

.heading #drop {
  padding: 30px 22px 24px;
  min-width: 0px;
}

.heading .local {
  max-width: 100%;
  margin: 18px auto 0px;
}

.has-result .heading {
  grid-template-columns: 1fr;
  padding-bottom: 24px;
}

.email-guide {
  margin: 38px 0px 0px;
  padding: 38px 0px 0px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0px, 1fr));
  gap: 32px 64px;
}

.email-guide h2 {
  font-size: 1.3rem;
  line-height: 1.35;
  max-width: 34ch;
  letter-spacing: -0.015em;
}

.email-guide p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  margin: 13px 0px 0px;
  max-width: 65ch;
}

@media (max-width: 900px) {
  .heading {
    grid-template-columns: 1fr;
    gap: 26px;
  }
}

@media (max-width: 900px) {
  .heading > div:first-child {
    max-width: 790px;
  }
}

@media (max-width: 900px) {
  .email-guide {
    column-gap: 32px;
  }
}

@media (max-width: 600px) {
  .email-guide {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 20px;
    padding-top: 28px;
  }
}

@media (max-width: 600px) {
  .heading {
    padding-top: 30px;
  }
}

@media (max-width: 600px) {
  .heading #drop {
    padding: 26px 16px 20px;
  }
}

@media (max-width: 600px) {
  .email-guide h2 {
    font-size: 1.2rem;
  }
}

.sender {
  --role: var(--sender);
}

.recipient {
  --role: var(--recipient);
}

.inline-result.pass,
.message-verdict.pass {
  --state: var(--pass);
}

.inline-result.fail,
.message-verdict.fail {
  --state: var(--fail);
}

.inline-result.caution,
.message-verdict.caution {
  --state: var(--caution);
}

.domain-theory {
  margin: 38px 0px 30px;
}

.domain-theory p {
  line-height: 1.75;
  font-size: 0.95rem;
  margin: 10px 0px;
}

.mail-heading {
  margin-top: 58px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.mail-heading p {
  margin: 8px 0px;
  font-size: 1.15rem;
}

@media (max-width: 750px) {
  .mail-heading h2 {
    font-size: 1.6rem;
  }
}

html,
body {
  background: var(--page-bg);
  color: var(--text);
}

.overview,
.header-row:nth-child(2n + 1) {
  background: var(--surface);
}

.domain-panel.sender {
  --role: var(--sender);
  --role-bg: var(--sender-bg);
  --role-border: var(--sender-border);
}

.domain-panel.recipient {
  --role: var(--recipient);
  --role-bg: var(--recipient-bg);
  --role-border: var(--recipient-border);
}

.sender-text {
  color: var(--sender) !important;
}

.recipient-text {
  color: var(--recipient) !important;
}

.pass {
  --state: var(--pass);
  --state-bg: var(--pass-bg);
  --state-border: var(--pass-border);
}

.fail {
  --state: var(--fail);
  --state-bg: var(--fail-bg);
  --state-border: var(--fail-border);
}

.caution {
  --state: var(--caution);
  --state-bg: var(--caution-bg);
  --state-border: var(--caution-border);
}

.domain-panel .pass,
.domain-panel .fail,
.domain-panel .caution,
.interpretation.pass,
.interpretation.fail,
.interpretation.caution {
  color: var(--state) !important;
}

.inline-result,
.message-verdict {
  color: var(--state) !important;
  background: var(--state-bg) !important;
  border-color: var(--state-border) !important;
}

.domain-theory p,
dt,
.ordinal,
.bottom-stats {
  color: var(--muted) !important;
}

.header-name,
.token-domain,
.token-ip,
.contact-link,
.eyebrow {
  color: var(--blue) !important;
}

.token-email {
  color: var(--sender) !important;
}

.header-value {
  color: var(--text);
}

button,
.button,
input,
select,
.language button[aria-pressed="true"] {
  background: var(--field-bg);
  border-color: var(--line);
  color: var(--text);
}

button:hover,
.button:hover {
  background: var(--surface);
}

.primary,
.primary:hover {
  background: var(--button-bg);
  color: var(--button-text);
  border-color: var(--blue);
}

#filters button[aria-pressed="true"] {
  background: var(--surface);
  color: var(--blue);
}

input::placeholder {
  color: var(--muted);
}

.mail-heading h2 {
  font-size: 2.2rem;
}

.mail-meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 12px;
  white-space: normal;
  overflow-wrap: anywhere;
  padding-bottom: 8px;
}

.mail-meta strong {
  font-weight: 700;
}

.mail-meta-line {
  display: block;
}

[data-theme="light"] .brand img {
  filter: brightness(0.18);
}

.pass {
  --card-bg: var(--pass-card-bg);
}

.fail {
  --card-bg: var(--fail-card-bg);
}

.caution {
  --card-bg: var(--caution-card-bg);
}

.domain-column {
  min-width: 0px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.domain-panel .domain-column .domain-card {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: 0px;
  border: 1px solid var(--state-border);
  font-weight: 600;
  color: var(--state) !important;
  background: var(--card-bg) !important;
}

.domain-panel .card-interpretation {
  margin: 0px;
  padding: 0px 3px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--muted);
}

.suggested-actions {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--role-border);
}

.domain-panel .suggested-actions .action-line {
  font-size: 1.15rem;
  line-height: 1.7;
  margin: 10px 0px;
}

@media (max-width: 750px) {
  .domain-column {
    gap: 10px;
  }
}

@media (max-width: 750px) {
  .domain-panel .suggested-actions .action-line {
    font-size: 1.05rem;
  }
}

.domain-panel .card-interpretation {
  font-weight: 400;
}

.domain-theory .regulatory-notice {
  background: var(--regulatory-bg);
  border: 1px solid var(--regulatory-border);
  border-radius: 8px;
  padding: 18px 22px;
  margin-top: 22px;
  line-height: 1.75;
  color: var(--regulatory) !important;
}

.domain-education {
  margin: 32px 0px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.domain-education .domain-theory {
  margin: 0;
  padding: 24px 0;
}

.domain-education .domain-theory p {
  color: var(--text) !important;
}

.domain-education .domain-theory .regulatory-notice {
  color: var(--regulatory) !important;
}

.overview,
.domain-panel,
.domain-panel .domain-column .domain-card,
.message-verdict,
.regulatory-notice,
button,
.button,
input,
select,
.language {
  border-radius: var(--radius, 8px) !important;
}

.inline-result {
  border-radius: min(var(--radius, 8px), 6px) !important;
}

.domain-panel .domain-column .domain-card {
  min-height: 96px;
  padding: 15px 16px;
  font-size: 1rem;
  line-height: 1.45;
}

.domain-panel .contact-action-inline {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin-top: 14px;
}

.domain-panel .contact-action-inline .action-line {
  margin: 0px;
  font-size: 1.05rem;
}

@media (max-width: 750px) {
  .domain-panel .domain-column .domain-card {
    min-height: 80px;
    padding: 14px;
  }
}

.domain-panel .suggested-actions.no-action-required {
  border-top: 0px;
  padding-top: 0px;
  margin-top: 20px;
}

.domain-panel .no-action-required .action-line {
  overflow-x: auto;
}

.domain-panel .domain-state-summary {
  font-size: 1.15rem;
  line-height: 1.7;
  margin: 0px 0px 22px;
}

#drop {
  background: transparent;
  border-color: var(--sender);
  border-radius: var(--radius);
}

.routing-notice {
  color: var(--text);
}

.warning {
  color: var(--caution);
  background: var(--caution-bg);
  border-color: var(--caution-border);
}

.error {
  color: var(--fail) !important;
}

.neutral {
  --state: var(--muted);
  --state-bg: var(--field-bg);
  --state-border: var(--line);
}

.dim-row .header-name,
.dim-row .header-value,
.dim-row .token-ip,
.dim-row .token-domain,
.dim-row .token-email,
.dim-row .ordinal {
  opacity: 1;
  color: color-mix(in srgb, var(--muted) 50%, var(--page-bg)) !important;
}

.domain-panel .contact-action-inline .contact-block {
  margin: 0px;
  font-size: 1.05rem;
}

.contact-block.contact-inline {
  color: var(--text);
}

.mail-heading .mail-meta {
  font-size: 0.9rem;
  max-width: 100%;
  min-width: 0px;
}

.domain-panel .no-action-required .action-line {
  white-space: normal;
}

.domain-state-summary {
  font-weight: 500;
}

.domain-panel .card-interpretation.pass {
  display: none;
}

.message-file {
  display: grid;
  grid-template-columns: 105px minmax(0px, 1fr);
  gap: 13px;
  padding: 18px 24px 0px;
  color: var(--muted);
  font-size: 0.8125rem;
}

.message-file #message-filename {
  overflow-wrap: anywhere;
}

@media (max-width: 750px) {
  .message-file {
    grid-template-columns: 85px minmax(0px, 1fr);
    gap: 12px;
    padding: 16px 18px 0px;
  }
}

/* Drop interaction states. */
#drop h2 {
  font-size: 1.94rem;
  color: var(--sender);
  font-weight: 600;
}
#drop.over .drop-symbol {
  transform: translateY(-7px);
}
#drop .primary {
  background: transparent;
  color: var(--sender);
  border-color: var(--sender);
}
#drop .primary:hover {
  background: var(--sender-bg);
}
#drop #demo {
  background: transparent;
  border-color: transparent;
  color: var(--muted);
  font-size: 0.875rem;
}