/* PDAL Luxembourg. Deep green, white and teal, amber for deadlines. System font Verdana, no tracking. */


:root {
  --white: #FFFFFF;
  --paper: #F3F7F6;
  --ink: #10211F;
  --muted: #4B5D5A;
  --line: #D8E3E0;
  --blue: #0F766E;
  --blue-deep: #0B514B;
  --sky: #BFE3DD;
  --sky-soft: #E8F4F1;
  --red: #B45309;
  --serif: Verdana, "DejaVu Sans", Geneva, Tahoma, sans-serif;
  --sans: Verdana, "DejaVu Sans", Geneva, Tahoma, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.7; }
img, svg { max-width: 100%; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.2; letter-spacing: -0.01em; margin: 0; text-wrap: balance; color: var(--ink); }
p { margin: 0; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: var(--blue-deep); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: #fff; padding: 10px 16px; z-index: 60; }
.skip:focus { left: 12px; top: 12px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.container { width: 100%; max-width: 1160px; margin: 0 auto; padding-inline: 24px; }

/* header */
.flagline { height: 5px; background: linear-gradient(90deg, var(--ink) 0 33.3%, var(--white) 33.3% 66.6%, var(--blue) 66.6% 100%); border-bottom: 1px solid var(--line); }
.site-header { background: var(--white); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px 28px; padding-block: 16px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); font-family: var(--serif); font-size: 21px; font-weight: 700; line-height: 1; letter-spacing: -0.01em; }
.brand .lu { color: var(--blue); }
.main-nav { display: flex; align-items: center; gap: 6px 24px; flex-wrap: wrap; }
.main-nav a { text-decoration: none; color: var(--ink); font-weight: 500; font-size: 14px; padding: 6px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover { border-bottom-color: var(--sky); color: var(--ink); }
.main-nav a[aria-current="page"] { border-bottom-color: var(--blue); }
.main-nav a.nav-cta { background: var(--ink); color: #fff; padding: 10px 18px; border-bottom: 0; }
.main-nav a.nav-cta:hover { background: var(--blue); color: #fff; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font: 600 16px/1.2 var(--sans); padding: 15px 26px; text-decoration: none; background: var(--ink); color: #fff; border: 2px solid var(--ink); cursor: pointer; }
.btn:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); border-color: var(--ink); color: #fff; }
.btn.light { background: #fff; color: var(--ink); border-color: #fff; }
.btn.light:hover { background: var(--sky-soft); border-color: var(--sky-soft); color: var(--ink); }
.btn svg { flex: none; }
.actions { display: flex; gap: 14px; flex-wrap: wrap; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--blue); }

/* hero */
.hero { padding-block: 72px 64px; background: linear-gradient(180deg, var(--paper), var(--white) 85%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: 60px; align-items: center; }
.hero h1 { font-size: clamp(30px, 4.4vw, 50px); margin: 16px 0 22px; }
.hero h1 em { color: var(--blue); font-style: normal; }
.hero .lede { font-size: 20px; color: var(--muted); max-width: 52ch; margin-bottom: 32px; }
.shelf-card { background: var(--white); border: 1px solid var(--line); padding: 18px 18px 14px; }
.shelf-card svg { display: block; width: 100%; height: auto; }
.shelf-card figcaption { margin-top: 10px; font-size: 14px; color: var(--muted); }
.shelf-card { margin: 0; }

/* sections */
.section { padding-block: 84px; }
.section.alt { background: var(--paper); border-block: 1px solid var(--line); }
.section-head { max-width: 62ch; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(24px, 3vw, 33px); margin-top: 12px; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 18.5px; }

.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.cards.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { display: flex; flex-direction: column; gap: 10px; background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--blue); padding: 26px 24px 24px; min-width: 0; text-decoration: none; color: var(--ink); }
.card:hover { border-top-color: var(--ink); box-shadow: 0 6px 20px rgba(16, 33, 31, 0.08); color: var(--ink); }
.card h3 { font-size: 28px; }
.card p { color: var(--muted); font-size: 16px; }
.card .go { margin-top: auto; padding-top: 8px; font-weight: 600; color: var(--blue); font-size: 15px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; counter-reset: step; }
.steps li { border-top: 2px solid var(--ink); padding-top: 18px; counter-increment: step; min-width: 0; }
.steps li::before { content: "Step " counter(step); display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.steps h3 { font-size: 26px; margin-bottom: 8px; }
.steps p { color: var(--muted); font-size: 16px; }
.note-line { margin-top: 34px; padding: 16px 20px; background: var(--sky-soft); border-left: 4px solid var(--blue); max-width: 74ch; font-size: 16.5px; }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 30px; }
.checks li::before { content: ""; position: absolute; left: 2px; top: 0.5em; width: 14px; height: 8px; border-left: 2.5px solid var(--blue); border-bottom: 2.5px solid var(--blue); transform: rotate(-45deg); }
.checks.cross li::before { height: 0; border-left: 0; border-bottom: 2.5px solid #8E8E91; transform: none; top: 0.85em; }

.trust { background: var(--ink); color: #EFEDEC; padding: clamp(28px, 4vw, 48px); }
.trust h2 { color: #fff; font-size: clamp(23px, 2.7vw, 30px); margin: 10px 0 16px; }
.trust p { color: #D2D0CE; max-width: 70ch; }
.trust .eyebrow { color: var(--sky); }
.trust p + p { margin-top: 12px; }

.cta { background: var(--blue-deep); color: #fff; padding-block: 72px; }
.cta .container { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 30px 48px; align-items: center; }
.cta h2 { color: #fff; font-size: clamp(23px, 2.9vw, 32px); }
.cta p { color: #CFE6E2; margin-top: 12px; max-width: 54ch; }

/* inner pages */
.page-head { padding-block: 52px 52px; background: linear-gradient(180deg, var(--sky-soft), var(--white)); border-bottom: 1px solid var(--line); }
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 22px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 10px; }
.crumbs li + li::before { content: "/"; margin-right: 10px; color: #8E8E91; }
.crumbs a { color: var(--muted); }
.page-head h1 { font-size: clamp(28px, 3.8vw, 44px); margin: 12px 0 18px; max-width: 22ch; }
.page-head .lede { font-size: 20px; color: var(--muted); max-width: 62ch; margin-bottom: 28px; }

.article { display: grid; grid-template-columns: minmax(0, 7.4fr) minmax(0, 3.6fr); gap: 64px; padding-block: 64px 80px; align-items: start; }
.prose h2 { font-size: clamp(22px, 2.5vw, 29px); margin: 52px 0 14px; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin: 0 0 16px; max-width: 68ch; }
.prose .checks { margin: 0 0 16px; max-width: 68ch; }
.prose a { font-weight: 500; }
.aside { position: sticky; top: 24px; border: 1px solid var(--line); background: var(--paper); padding: 24px; display: grid; gap: 14px; }
.aside h2 { font-size: 28px; }
.aside p { font-size: 16px; color: var(--muted); }
.aside .btn { width: 100%; }

.related { background: var(--paper); border-top: 1px solid var(--line); padding-block: 64px; }
.related h2 { font-size: clamp(21px, 2.4vw, 27px); margin-bottom: 28px; }

/* faq */
.faq-item { border-top: 1px solid var(--line); padding-block: 22px; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item h2 { font-size: 28px; margin-bottom: 10px; }
.faq-item p { max-width: 70ch; color: var(--muted); }

/* contact */
.contact-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 72px; padding-block: 64px 88px; align-items: start; }
form { display: grid; gap: 20px; }
.field { display: grid; gap: 7px; min-width: 0; }
.field label { font-weight: 600; font-size: 15px; }
.field .opt { font-weight: 400; color: var(--muted); }
input[type="text"], input[type="email"], input[type="tel"], select, textarea { font: inherit; color: var(--ink); background: var(--white); width: 100%; border: 1px solid #A8A8AB; padding: 13px 14px; min-width: 0; border-radius: 0; }
textarea { min-height: 160px; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--blue); outline-offset: 0; border-color: var(--ink); }
.row2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: var(--muted); }
.check input { margin-top: 5px; width: 18px; height: 18px; flex: none; accent-color: var(--ink); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.flash { padding: 16px 20px; border-left: 4px solid; font-size: 16px; margin-bottom: 20px; }
.flash[hidden] { display: none; }
.flash.ok { background: var(--sky-soft); border-color: var(--blue); }
.flash.bad { background: #FBEAE6; border-color: #B23A25; }
.details { display: grid; border-top: 2px solid var(--ink); }
.detail { padding: 20px 0; border-bottom: 1px solid var(--line); }
.detail .lab { display: block; font-size: 13px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue); margin-bottom: 4px; }
.detail p { overflow-wrap: anywhere; }

/* legal */
.legal-prose { max-width: 72ch; padding-block: 56px 88px; }
.legal-prose h2 { font-size: 32px; margin: 40px 0 12px; }
.legal-prose p, .legal-prose ul { margin: 0 0 16px; }
.legal-prose ul { padding-left: 22px; }

/* footer */
.site-footer { background: var(--ink); color: #D2D0CE; padding-block: 56px 40px; font-size: 15px; }
.site-footer a { color: #fff; }
.foot-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 36px; }
.foot-grid h2 { font-family: var(--sans); font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: #8FD0C6; margin-bottom: 12px; font-weight: 600; }
.foot-brand { font-family: var(--serif); font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 10px; line-height: 1; }
.foot-brand .lu { color: var(--sky); }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.legal { margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,0.16); font-size: 13.5px; color: #A8A8AB; display: grid; gap: 6px; }

/* whatsapp */
.wa { position: fixed; right: max(16px, env(safe-area-inset-right, 0px)); bottom: max(16px, env(safe-area-inset-bottom, 0px)); z-index: 40; display: inline-flex; align-items: center; gap: 10px; background: var(--ink); color: #fff; text-decoration: none; padding: 13px 18px; font-weight: 600; font-size: 15px; box-shadow: 0 6px 20px rgba(16, 33, 31, 0.3); border: 2px solid #fff; }
.wa:hover { background: var(--blue); color: #fff; }

@media (max-width: 1000px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cards.three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .shelf-card { max-width: 540px; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .article { grid-template-columns: minmax(0, 1fr); gap: 40px; }
  .aside { position: static; }
  .contact-grid { grid-template-columns: minmax(0, 1fr); gap: 48px; }
  .cta .container { grid-template-columns: minmax(0, 1fr); }
  .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  body { font-size: 17px; }
  .container { padding-inline: 20px; }
  .hero { padding-block: 44px 48px; }
  .hero .lede, .page-head .lede { font-size: 18px; }
  .cards, .cards.three, .cards.two { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .section { padding-block: 56px; }
  .page-head { padding-block: 36px 40px; }
  .article { padding-block: 44px 56px; }
  .row2 { grid-template-columns: minmax(0, 1fr); }
  .contact-grid { padding-block: 44px 64px; }
  .foot-grid { grid-template-columns: minmax(0, 1fr); }
  .btn { width: 100%; }
  .main-nav a.nav-cta { width: auto; }
  .main-nav { gap: 4px 18px; }
  .wa { padding: 12px 14px; }
  .wa span { display: none; }
  body { padding-bottom: 72px; }
}
@media (prefers-reduced-motion: no-preference) {
  .btn, .main-nav a, .card, .wa { transition: background-color .15s, border-color .15s, color .15s, box-shadow .15s; }
}

/* Feature box (LBR filing) */
.feature { display: flex; align-items: center; justify-content: space-between; gap: 32px; margin-top: 32px; padding: 32px 36px; background: var(--sky-soft); border: 1px solid var(--line); border-left: 6px solid var(--blue); }
.feature h3 { font-size: clamp(19px, 2.2vw, 24px); margin: 8px 0 10px; }
.feature p { margin: 0; color: var(--muted); max-width: 62ch; }
.feature .btn { flex: none; }
@media (max-width: 640px) { .feature { flex-direction: column; align-items: stretch; padding: 24px 20px; gap: 20px; } .feature .btn { text-align: center; } }
.prose .faq-item h3 { font-size: 16px; margin-bottom: 8px; line-height: 1.4; }

/* Language switch */
.lang { display: inline-flex; gap: 2px; margin-left: 8px; font-size: 13px; font-weight: 700; letter-spacing: 0.06em; }
.lang a, .lang span { padding: 5px 9px; text-decoration: none; border: 1px solid var(--line); color: var(--ink); }
.lang span { background: var(--ink); color: #fff; border-color: var(--ink); }
.lang a:hover { border-color: var(--blue); color: var(--blue); }

/* Hero checklist card */
.dossier { background: #fff; border: 1px solid var(--line); border-top: 6px solid var(--ink); box-shadow: 0 10px 30px rgba(16, 33, 31, 0.08); padding: 26px 28px 22px; }
.dossier .dh { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 6px; }
.dossier .dh strong { font-size: 15px; }
.dossier .dh span { font-size: 12px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase; }
.dossier ul { list-style: none; margin: 0; padding: 0; }
.dossier li { display: flex; align-items: center; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.dossier li:last-child { border-bottom: 0; }
.dossier .tick { flex: none; width: 24px; height: 24px; display: inline-grid; place-items: center; border: 2px solid var(--ink); font-size: 14px; font-weight: 700; line-height: 1; }
.dossier li.done .tick { background: var(--ink); color: #fff; }
.dossier li.todo .tick { border-color: var(--red); color: var(--red); }
.dossier li.todo { color: var(--red); font-weight: 700; }
.dossier .note { font-size: 12.5px; color: var(--muted); margin-top: 12px; }

/* Calendar table */
.cal { width: 100%; border-collapse: collapse; margin: 22px 0 8px; font-size: 15px; }
.cal th, .cal td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.cal th { background: var(--ink); color: #fff; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; }
.cal td:first-child { font-weight: 700; width: 36%; }
.cal tr:nth-child(even) td { background: var(--paper); }
.dl { display: inline-block; margin-top: 10px; font-weight: 700; }
@media (max-width: 640px) { .cal, .cal tbody, .cal tr, .cal td, .cal thead { display: block; width: 100%; } .cal thead { display: none; } .cal tr { border: 1px solid var(--line); margin-bottom: 12px; } .cal td:first-child { width: 100%; background: var(--ink) !important; color: #fff; } .lang { margin-left: 0; } }

/* Feature box tone */
.feature { border-left-color: var(--blue); }
html[lang="fr"] .steps li::before { content: "Étape " counter(step); }