:root {
  color-scheme: light;
  --canvas: #eef1ed;
  --surface: #f8faf7;
  --surface-muted: #e3e9e5;
  --ink: #1d2927;
  --muted: #56645f;
  --faint: #697671;
  --line: #c5cec8;
  --line-strong: #95a59d;
  --accent: #34655e;
  --accent-strong: #28514c;
  --accent-soft: #d7e5e0;
  --on-accent: #f7faf8;
  --danger: #8a3f32;
  --danger-soft: #f4e4df;
  --required: #c00;
  --warning: #eee9dc;
  --warning-line: #9c8958;
  --warning-ink: #50462e;
  --success: #315f47;
  --success-soft: #dcebe1;
  font-family: "Noto Sans", "Noto Sans Bengali", Inter, ui-sans-serif,
    system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 20rem;
  background: var(--canvas);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background-color: var(--canvas);
  background-image:
    linear-gradient(rgb(86 111 102 / 5%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(86 111 102 / 5%) 1px, transparent 1px);
  background-size: 5rem 5rem;
  font-size: 1rem;
  line-height: 1.4;
}

button,
input,
select {
  border-radius: 0;
  font: inherit;
}

button,
label,
select {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

::selection {
  color: var(--ink);
  background: var(--accent-soft);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

[hidden] {
  display: none !important;
}

.page-width {
  width: min(calc(100% - 1.5rem), 64rem);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  font-size: 0.875rem;
  font-weight: 700;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
}

.header-inner {
  display: flex;
  min-height: 4.5rem;
  align-items: stretch;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.brand-copy {
  display: grid;
  line-height: 1.2;
}

.brand-copy strong {
  font-size: 0.875rem;
  letter-spacing: -0.015em;
}

.brand-copy span {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.67rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.header-label {
  display: flex;
  align-items: center;
  border-left: 1px solid var(--line);
  padding-left: 1.25rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 64rem);
  justify-content: center;
  align-items: start;
  padding-block: clamp(0.75rem, 2vw, 1.5rem);
}

.introduction {
  min-width: 0;
  padding-top: 0.75rem;
}

.eyebrow,
.success-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 9ch;
  margin: 0.85rem 0 0;
  font-size: clamp(2.6rem, 6vw, 4.75rem);
  line-height: 0.99;
  letter-spacing: -0.055em;
}

.lede {
  max-width: 34rem;
  margin: 1.4rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
}

.process {
  margin: 2.25rem 0 0;
  padding: 0;
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.process li {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 0.75rem;
  padding-block: 1rem;
  border-top: 1px solid var(--line);
}

.process li > span {
  padding-top: 0.12rem;
  color: var(--accent);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.process strong {
  font-size: 0.9rem;
}

.process p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.emergency-notice {
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--warning-line);
  background: var(--warning);
  color: var(--warning-ink);
  font-size: 0.84rem;
  line-height: 1.65;
}

.emergency-notice strong {
  display: block;
}

.form-panel {
  min-width: 0;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.panel-heading {
  padding: clamp(0.875rem, 2vw, 1.25rem);
  border-bottom: 1px solid var(--line);
}

.panel-heading h2,
.success-panel h2 {
  margin: 0.3rem 0 0;
  font-size: clamp(1.45rem, 3vw, 1.8rem);
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.panel-heading > p:last-child,
.success-panel > p {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

form {
  padding: clamp(0.75rem, 2vw, 1.25rem);
}

.field-group + .field-group,
.field-group + .date-time-grid {
  margin-top: 1rem;
}

.label-row,
.type-fieldset legend {
  display: flex;
  width: 100%;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

label,
legend > span:first-child {
  font-size: 0.9rem;
  font-weight: 750;
}

.requirement {
  flex: none;
  color: var(--faint);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.requirement.required {
  color: var(--required);
}

.field-help {
  margin: 0.25rem 0 0.5rem;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.4;
}

.label-row + input,
.label-row + select {
  margin-top: 0.4rem;
}

input[type="text"],
input[type="url"],
input[type="date"],
select {
  display: block;
  min-width: 0;
  width: 100%;
  min-height: 2.75rem;
  border: 1px solid var(--line-strong);
  padding: 0.7rem 0.8rem;
  color: var(--ink);
  background: var(--surface);
  font-size: 0.9rem;
  transition: border-color 140ms ease, background-color 140ms ease;
}

input::placeholder {
  color: var(--faint);
  opacity: 1;
}

input:hover,
select:hover,
input:focus,
select:focus {
  border-color: var(--accent);
}

input[aria-invalid="true"],
select[aria-invalid="true"] {
  border-color: var(--danger);
  background: var(--danger-soft);
}

.field-error {
  margin: 0.45rem 0 0;
  color: var(--danger);
  font-size: 0.76rem;
  font-weight: 650;
}

.type-fieldset {
  min-width: 0;
  margin-inline: 0;
  padding: 0;
  border: 0;
}

.type-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin-top: 0.4rem;
}

.type-option {
  position: relative;
  display: grid;
  min-height: 0;
  grid-template-columns: 1rem minmax(0, 1fr);
  gap: 0.55rem;
  align-items: start;
  padding: 0.65rem;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  cursor: pointer;
  transition: border-color 140ms ease, background-color 140ms ease;
}

.type-option:hover,
.type-option:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.type-option:has(input:checked) {
  box-shadow: inset 3px 0 0 var(--accent);
}

.type-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.type-option:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.radio-mark {
  display: grid;
  width: 1rem;
  height: 1rem;
  margin-top: 0.18rem;
  place-items: center;
  border: 1px solid var(--line-strong);
  background: var(--surface);
}

.radio-mark::after {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--accent);
  content: "";
  transform: scale(0);
}

.type-option input:checked + .radio-mark {
  border-color: var(--accent);
}

.type-option input:checked + .radio-mark::after {
  transform: scale(1);
}

.type-copy {
  display: grid;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 450;
  line-height: 1.35;
}

.type-copy strong {
  color: var(--ink);
  font-size: 0.9rem;
}

.type-copy strong + span {
  margin-top: 0.15rem;
}

.date-time-grid:has(> :nth-child(2):not([hidden])) {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.date-time-grid .field-group + .field-group {
  margin-top: 0;
}

.form-actions {
  margin-top: 0.75rem;
}

#submit-button,
.secondary-button {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent);
  padding: 0.7rem 1.4rem;
  background: var(--accent);
  color: var(--on-accent);
  font-size: 0.875rem;
  font-weight: 800;
  transition: border-color 140ms ease, background-color 140ms ease;
}

#submit-button {
  width: 100%;
}

#submit-button:hover:not(:disabled) {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}

#submit-button:active:not(:disabled),
.secondary-button:active {
  transform: translateY(1px);
}

#submit-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.secondary-button {
  margin-top: 1.5rem;
  border-color: var(--line-strong);
  background: transparent;
  color: var(--ink);
}

.secondary-button:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.form-status {
  min-height: 0;
  margin: 0;
  font-size: 0.8rem;
}

.form-status:not(:empty) {
  margin-top: 0.8rem;
}

.form-status.is-error {
  color: var(--danger);
  font-weight: 650;
}

.success-panel {
  padding: clamp(1rem, 3vw, 1.75rem);
  border-left: 4px solid var(--success);
  background: var(--success-soft);
}

.success-panel dl {
  margin: 1rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid color-mix(in srgb, var(--success) 40%, transparent);
}

.success-panel dt {
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.success-panel dd {
  margin: 0.35rem 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.76rem;
  overflow-wrap: anywhere;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.footer-inner {
  display: flex;
  min-height: 5rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.footer-inner a {
  color: var(--accent);
  font-weight: 700;
  text-underline-offset: 0.25rem;
}

@media (min-width: 52rem) {
  form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  form > * {
    margin-top: 0 !important;
  }

  form > .type-fieldset,
  form > .form-actions {
    grid-column: 1 / -1;
  }

  form > .date-time-grid:has(> :nth-child(2):not([hidden])) {
    grid-column: 1 / -1;
  }

  .type-options {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 56rem) {
  .page-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  h1 {
    max-width: 13ch;
  }

  .introduction {
    padding-top: 0;
  }

  .process {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process li {
    grid-template-columns: 1fr;
    align-content: start;
    padding-right: 1.25rem;
  }
}

@media (max-width: 39rem) {
  .page-width {
    width: calc(100% - 1rem);
  }

  .brand-copy {
    display: none;
  }

  .header-label {
    padding-left: 1rem;
  }

  .page-layout {
    padding-block: 0.5rem;
  }

  .process {
    display: block;
  }

  .process li {
    grid-template-columns: 2.5rem minmax(0, 1fr);
    padding-right: 0;
  }

  .type-option {
    gap: 0.4rem;
    padding: 0.55rem;
  }

  .type-copy {
    font-size: 0.69rem;
  }

  .type-copy strong {
    font-size: 0.82rem;
  }

  input[type="text"],
  input[type="url"],
  input[type="date"],
  select {
    font-size: 1rem;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-block: 1.25rem;
  }

  .footer-inner p {
    margin: 0;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --canvas: #17201e;
    --surface: #1d2825;
    --surface-muted: #26332f;
    --ink: #edf2ee;
    --muted: #bdc8c2;
    --faint: #a9b5af;
    --line: #3d4b46;
    --line-strong: #60716a;
    --accent: #8dbab0;
    --accent-strong: #abd0c7;
    --accent-soft: #2b4741;
    --on-accent: #15201e;
    --danger: #e1a99f;
    --danger-soft: #3d2926;
    --required: #f66;
    --warning: #302d24;
    --warning-line: #827550;
    --warning-ink: #e2d9bd;
    --success: #8db99b;
    --success-soft: #21382b;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}