/* Layout: a calm guidebook. Spruce ink on snow paper, one maple-red signal for "do this next".
   Logical properties throughout so Arabic and Persian mirror cleanly. */
:root {
  --paper: #f2f6f4;
  --surface: #ffffff;
  --ink: #12231e;
  --muted: #4b5f58;
  --line: #d3ddd8;
  --spruce: #1d5a48;
  --spruce-soft: #e0ebe6;
  --on-spruce: #f4faf7;
  --maple: #c43d27;
  --maple-soft: #f8e4df;
  --focus: #c43d27;
  --radius: 14px;
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Noto Sans', system-ui, sans-serif;
  --tracking: -0.025em;
  --lh: 1.6;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0e1916; --surface: #15231f; --ink: #e4eee9; --muted: #9db2a9; --line: #2a3c36;
    --spruce: #6cc0a2; --spruce-soft: #1a3029; --on-spruce: #0e1916; --maple: #f08068; --maple-soft: #3a211c;
    --focus: #f08068; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0e1916; --surface: #15231f; --ink: #e4eee9; --muted: #9db2a9; --line: #2a3c36;
  --spruce: #6cc0a2; --spruce-soft: #1a3029; --on-spruce: #0e1916; --maple: #f08068; --maple-soft: #3a211c;
  --focus: #f08068; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-body); font-size: 1.0625rem; line-height: var(--lh);
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; }
a { color: var(--spruce); text-underline-offset: 0.2em; }
a:hover { color: var(--maple); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--font-display); letter-spacing: var(--tracking); line-height: 1.15; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2.1rem, 1.3rem + 3.6vw, 3.6rem); font-weight: 800; }
h2 { font-size: clamp(1.3rem, 1.1rem + 0.8vw, 1.6rem); font-weight: 700; }
p { margin: 0; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.lead { font-size: clamp(1.08rem, 1rem + 0.4vw, 1.25rem); color: var(--muted); max-width: 38em; }

.wrap {
  width: 100%; max-width: 1120px; margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.wrap.narrow { max-width: 760px; }

.skip { position: absolute; inset-inline-start: 12px; top: -60px; background: var(--ink); color: var(--paper); padding: 8px 14px; border-radius: 8px; z-index: 50; }
.skip:focus { top: 12px; }

/* Header */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--paper); }
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-block: 12px 6px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: 'Bricolage Grotesque', system-ui, sans-serif; font-weight: 800; font-size: 1.2rem; letter-spacing: -0.02em; }
.brand:hover { color: var(--ink); }
.brand .mark { width: 32px; height: 32px; flex: none; }
.brand.big { font-size: 1.6rem; }
.brand.big .mark { width: 44px; height: 44px; }

.nav { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; padding-block: 2px 10px; }
.nav::-webkit-scrollbar { display: none; }
.nav a { flex: none; text-decoration: none; color: var(--muted); font-weight: 500; font-size: 0.95rem; padding: 6px 12px; border-radius: 999px; }
.nav a:hover { color: var(--ink); background: var(--spruce-soft); }
.nav a[aria-current="page"] { color: var(--on-spruce); background: var(--spruce); }

.lang { position: relative; }
.lang summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); font-weight: 500; font-size: 0.95rem; }
.lang summary::-webkit-details-marker { display: none; }
.lang summary svg { width: 18px; height: 18px; color: var(--spruce); }
.lang-menu { position: absolute; inset-inline-end: 0; top: calc(100% + 8px); min-width: 180px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 6px; display: grid; box-shadow: 0 12px 32px -12px rgb(0 0 0 / 0.25); z-index: 30; }
.lang-menu a { text-decoration: none; color: var(--ink); padding: 9px 12px; border-radius: 8px; font-family: 'Noto Sans', 'Noto Sans Arabic', 'Vazirmatn', 'Noto Sans SC', 'Noto Sans Devanagari', system-ui, sans-serif; }
.lang-menu a:hover { background: var(--spruce-soft); }
.lang-menu a[aria-current="true"] { color: var(--spruce); font-weight: 700; }

/* Icons */
.arrow, .ext { width: 1.1em; height: 1.1em; flex: none; }
[dir="rtl"] .arrow, [dir="rtl"] .ext { transform: scaleX(-1); }
.ico { width: 28px; height: 28px; color: var(--spruce); flex: none; }
.ico.big { width: 22px; height: 22px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; padding: 13px 20px; border-radius: 12px; border: 1.5px solid transparent; line-height: 1.3; }
.btn.primary { background: var(--maple); color: #fff; }
.btn.primary:hover { color: #fff; filter: brightness(1.07); }
.btn.ghost { color: var(--spruce); border-color: var(--line); background: var(--surface); }
.btn.ghost:hover { border-color: var(--spruce); color: var(--spruce); }
.btn.light { background: var(--on-spruce); color: var(--spruce); }
.btn.light:hover { color: var(--maple); }

/* Hero */
.hero { padding-block: clamp(28px, 6vw, 72px) clamp(24px, 5vw, 56px); }
.hero-grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.hero-copy { display: grid; gap: 20px; min-width: 0; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }

/* The arrival ticket: subject detail, a document you carry through your first week */
.ticket { display: block; text-decoration: none; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 18px; position: relative; box-shadow: 0 24px 48px -28px rgb(18 35 30 / 0.45); transform: rotate(-1.2deg); transition: transform .3s ease; }
[dir="rtl"] .ticket { transform: rotate(1.2deg); }
.ticket:hover { transform: rotate(0); color: var(--ink); }
.ticket-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 18px 22px 16px; background: var(--spruce); color: var(--on-spruce); border-radius: 17px 17px 0 0; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: var(--tracking); position: relative; }
.ticket-head::after { content: ""; position: absolute; inset-inline: 14px; bottom: -1px; border-bottom: 2px dashed var(--line); }
.ticket-code { font-family: 'Bricolage Grotesque', monospace; font-size: 0.8rem; letter-spacing: 0.12em; opacity: 0.85; direction: ltr; }
.ticket ol { list-style: none; margin: 0; padding: 10px 22px 18px; display: grid; }
.ticket li { display: grid; grid-template-columns: 1fr auto; grid-template-areas: "tag box" "txt box"; column-gap: 14px; padding-block: 12px; border-bottom: 1px solid var(--line); }
.ticket li:last-child { border-bottom: 0; }
.ticket li .tag { grid-area: tag; }
.ticket li > span:nth-child(2) { grid-area: txt; font-weight: 500; }
.ticket li i { grid-area: box; align-self: center; width: 22px; height: 22px; border: 2px solid var(--line); border-radius: 6px; }
.ticket li:first-child i { background: var(--spruce); border-color: var(--spruce); box-shadow: inset 0 0 0 4px var(--surface); }

.tag { font-size: 0.78rem; font-weight: 700; color: var(--maple); text-transform: uppercase; letter-spacing: 0.06em; }
:lang(ar) .tag, :lang(fa) .tag, :lang(zh-Hans) .tag, :lang(hi) .tag { text-transform: none; letter-spacing: 0; font-size: 0.85rem; }

/* Blocks */
.block { padding-block: clamp(28px, 5vw, 48px); display: grid; gap: 22px; }
.block-head { display: grid; gap: 6px; }

.guides { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.guide { display: grid; grid-template-rows: auto auto 1fr auto; gap: 8px; text-decoration: none; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; min-width: 0; transition: border-color .2s, transform .2s; }
.guide:hover { border-color: var(--spruce); color: var(--ink); transform: translateY(-2px); }
.guide .g-title { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: var(--tracking); }
.guide .g-text { color: var(--muted); font-size: 0.95rem; }
.guide .arrow { color: var(--spruce); align-self: end; }
.guide.feature { grid-column: 1 / -1; grid-template-columns: auto 1fr auto; grid-template-rows: auto auto; column-gap: 18px; align-items: center; background: var(--spruce-soft); border-color: transparent; padding: 24px; }
.guide.feature .ico { grid-row: 1 / 3; width: 44px; height: 44px; }
.guide.feature .g-title { font-size: 1.45rem; }
.guide.feature .g-text { grid-column: 2; color: var(--ink); }
.guide.feature .arrow { grid-row: 1 / 3; grid-column: 3; align-self: center; width: 1.5em; height: 1.5em; color: var(--maple); }

.nums { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-block: 1px solid var(--line); }
.num { display: grid; gap: 4px; padding: 22px 20px; min-width: 0; }
.num + .num { border-inline-start: 1px solid var(--line); }
.num .n { font-family: 'Bricolage Grotesque', system-ui, sans-serif; font-weight: 800; font-size: clamp(2.4rem, 2rem + 2vw, 3.4rem); line-height: 1; color: var(--spruce); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; direction: ltr; text-align: start; }
.num:first-child .n { color: var(--maple); }
.num .n-label { font-weight: 700; }
.num .n-text { color: var(--muted); font-size: 0.95rem; }

.help-band { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; background: var(--spruce); color: var(--on-spruce); border-radius: 20px; padding: clamp(24px, 4vw, 40px); }
.help-band > div { display: grid; gap: 10px; max-width: 40em; min-width: 0; flex: 1 1 320px; }
.help-band p { opacity: 0.92; }

.ad-slot { margin-block: 24px; display: flex; justify-content: center; min-height: 90px; }
.ad-slot:empty { display: none; }

/* Guide pages */
.page-head { padding-block: clamp(32px, 6vw, 64px) clamp(20px, 3vw, 32px); }
.page-head .wrap { display: grid; gap: 16px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--spruce); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.08em; }
:lang(ar) .eyebrow, :lang(fa) .eyebrow, :lang(zh-Hans) .eyebrow, :lang(hi) .eyebrow { text-transform: none; letter-spacing: 0; font-size: 1rem; }
.article { display: grid; gap: 36px; padding-block: 8px 64px; }
.sec { display: grid; gap: 14px; }
.sec p { max-width: 40em; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ticks li { position: relative; padding-inline-start: 28px; max-width: 40em; }
.ticks li::before { content: ""; position: absolute; inset-inline-start: 4px; top: calc(var(--lh) * 0.5em - 5px); width: 10px; height: 10px; border-radius: 3px; background: var(--spruce); }

.official { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; display: grid; gap: 12px; }
.official h2 { font-size: 1.1rem; }
.official ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.official a { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; padding-block: 4px; }
.reviewed { border-inline-start: 3px solid var(--line); padding-inline-start: 12px; }

.next { display: grid; gap: 4px; text-decoration: none; border-top: 1px solid var(--line); padding-top: 22px; }
.next-title { display: inline-flex; align-items: center; gap: 12px; font-family: var(--font-display); font-weight: 700; font-size: 1.4rem; color: var(--ink); letter-spacing: var(--tracking); }
.next:hover .next-title { color: var(--maple); }

/* Checklist */
.checklist { display: grid; gap: 16px; }
.progress { display: grid; gap: 8px; position: sticky; top: calc(env(safe-area-inset-top, 0px) + 104px); z-index: 5; background: var(--paper); padding-block: 10px; }
.progress-text { font-weight: 700; font-variant-numeric: tabular-nums; }
.bar { display: block; height: 8px; border-radius: 99px; background: var(--spruce-soft); overflow: hidden; }
.bar span { display: block; height: 100%; width: var(--pct, 0%); background: var(--spruce); border-radius: 99px; transition: width .35s ease; }
.checklist ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; counter-reset: step; }
.checklist li { position: relative; }
.checklist input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.checklist label { display: grid; gap: 4px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; padding-inline-start: 62px; cursor: pointer; position: relative; transition: border-color .2s, background .2s; }
.checklist label::before { content: ""; position: absolute; inset-inline-start: 18px; top: 18px; width: 26px; height: 26px; border: 2px solid var(--line); border-radius: 8px; background: var(--surface); }
.checklist label::after { content: ""; position: absolute; inset-inline-start: 27px; top: 22px; width: 7px; height: 13px; border: solid var(--on-spruce); border-width: 0 3px 3px 0; transform: rotate(45deg); opacity: 0; }
.checklist label:hover { border-color: var(--spruce); }
.checklist input:focus-visible + label { outline: 3px solid var(--focus); outline-offset: 2px; }
.checklist input:checked + label { background: var(--spruce-soft); border-color: transparent; }
.checklist input:checked + label::before { background: var(--spruce); border-color: var(--spruce); }
.checklist input:checked + label::after { opacity: 1; }
.checklist input:checked + label strong { text-decoration: line-through; text-decoration-color: var(--muted); }
.checklist strong { font-size: 1.08rem; }
.checklist .d { color: var(--muted); font-size: 0.95rem; }
.check-foot { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.reset { font: inherit; color: var(--spruce); background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; }

/* Footer */
.site-foot { border-top: 1px solid var(--line); padding-block: 36px 48px; }
.foot-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 28px; }
.foot-grid > div { display: grid; gap: 10px; align-content: start; min-width: 0; }

/* Root language picker */
.root-main { min-height: 100vh; display: grid; align-items: center; padding-block: 48px; }
.root-wrap { display: grid; gap: 18px; max-width: 880px; }
.root-wrap h1 { margin-top: 18px; }
.lang-tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 12px; }
.lang-tile { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; align-items: center; text-decoration: none; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; transition: border-color .2s, transform .2s; }
.lang-tile:hover { border-color: var(--spruce); transform: translateY(-2px); color: var(--ink); }
.lang-tile.remembered { border-color: var(--maple); box-shadow: 0 0 0 1px var(--maple); }
.lt-name { font-size: 1.35rem; font-weight: 600; }
.lt-welcome { grid-column: 1; color: var(--muted); font-size: 0.95rem; }
.lang-tile .arrow { grid-row: 1 / 3; grid-column: 2; color: var(--spruce); }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .ticket { max-width: 460px; }
  .guides { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lang-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .guides { grid-template-columns: 1fr; }
  .guide.feature { grid-template-columns: auto 1fr; }
  .guide.feature .arrow { display: none; }
  .nums { grid-template-columns: 1fr; }
  .num + .num { border-inline-start: 0; border-top: 1px solid var(--line); }
  .num { grid-template-columns: 5.5rem 1fr; column-gap: 14px; padding-inline: 4px; }
  .num .n { grid-row: 1 / 3; font-size: 2.4rem; align-self: center; }
  .foot-grid { grid-template-columns: 1fr; }
  .lang-tiles { grid-template-columns: 1fr; }
  .progress { top: calc(env(safe-area-inset-top, 0px) + 100px); }
  .btn { width: 100%; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
  .ticket, [dir="rtl"] .ticket { transform: none; }
}
.step-link { justify-self: start; display: inline-flex; align-items: center; gap: 6px; margin-top: 6px; font-weight: 600; font-size: 0.92rem; padding: 4px 0; }