/* LireFacture — style.css */
:root {
    --brand: #1e40af;
    --brand-dark: #172f86;
    --brand-light: #eef2ff;
    --accent: #0ea5e9;
    --ok: #16a34a;
    --warn: #d97706;
    --err: #dc2626;
    --text: #111827;
    --text-secondary: #6b7280;
    --bg: #f8fafc;
    --card: #ffffff;
    --border: #e5e7eb;
    --radius: 12px;
    --space-xs: 4px; --space-sm: 8px; --space-md: 16px; --space-lg: 24px; --space-xl: 40px;
    --shadow: 0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.05);
}
@media (prefers-color-scheme: dark) {
    :root {
        --brand-light: #1e2a52;
        --text: #f1f5f9; --text-secondary: #94a3b8;
        --bg: #0b1220; --card: #131c30; --border: #243049;
        --shadow: 0 1px 3px rgba(0,0,0,.4);
    }
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; }
.container { max-width: 1080px; margin: 0 auto; padding: 0 var(--space-md); }
a { color: var(--brand); }
@media (prefers-color-scheme: dark) { a { color: #93b4ff; } }

/* Header */
.header { background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.logo { text-decoration: none; color: inherit; }
.logo-name { font-size: 20px; font-weight: 800; letter-spacing: -.3px; }
.logo-name .accent { color: var(--brand); }
.logo-tagline { font-size: 11px; color: var(--text-secondary); }
.header-nav { display: flex; gap: var(--space-md); align-items: center; flex-wrap: wrap; }
.nav-link { color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; }
.nav-link:hover { color: var(--brand); }

/* Hero */
.hero { text-align: center; padding: var(--space-xl) 0 var(--space-lg); }
.hero h1 { font-size: clamp(26px, 4.5vw, 40px); font-weight: 800; letter-spacing: -.5px; line-height: 1.2; }
.hero p.sub { color: var(--text-secondary); max-width: 640px; margin: var(--space-md) auto 0; font-size: 17px; }
.hero .badges { margin-top: var(--space-md); display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }
.badge { font-size: 12px; font-weight: 600; background: var(--brand-light); color: var(--brand); padding: 4px 12px; border-radius: 999px; }
@media (prefers-color-scheme: dark) { .badge { color: #93b4ff; } }

/* Drop zone */
.dropzone { margin: var(--space-lg) auto; max-width: 720px; border: 2px dashed var(--brand); border-radius: var(--radius); background: var(--card); padding: var(--space-xl) var(--space-lg); text-align: center; cursor: pointer; transition: background .15s, border-color .15s; }
.dropzone.dragover { background: var(--brand-light); border-color: var(--brand-dark); }
.dropzone .dz-icon { font-size: 40px; }
.dropzone .dz-title { font-size: 18px; font-weight: 700; margin-top: var(--space-sm); }
.dropzone .dz-hint { color: var(--text-secondary); font-size: 14px; margin-top: var(--space-xs); }
.dz-actions { margin-top: var(--space-md); display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }
.btn { display: inline-block; border: none; border-radius: 10px; padding: 12px 22px; font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none; transition: filter .15s; }
.btn:hover { filter: brightness(1.08); }
.btn-primary { background: var(--brand); color: #fff; }
.btn-ghost { background: transparent; color: var(--brand); border: 1px solid var(--brand); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.privacy-note { text-align: center; color: var(--text-secondary); font-size: 13px; max-width: 560px; margin: 0 auto var(--space-lg); }

/* Result */
.result { display: none; margin: var(--space-lg) auto var(--space-xl); max-width: 1080px; }
.result.visible { display: block; }
.result-head { display: flex; align-items: center; gap: var(--space-sm); flex-wrap: wrap; margin-bottom: var(--space-md); }
.chip { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 6px; }
.chip-syntax { background: var(--brand-light); color: var(--brand); }
.chip-profile { background: #ecfdf5; color: var(--ok); }
.chip-warn { background: #fef3c7; color: var(--warn); }
@media (prefers-color-scheme: dark) { .chip-profile { background: #11301f; } .chip-warn { background: #332608; } }
.invoice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.invoice-grid > * { min-width: 0; }
@media (max-width: 760px) { .invoice-grid { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-lg); box-shadow: var(--shadow); }
.card h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--text-secondary); margin-bottom: var(--space-sm); }
.kv { display: flex; justify-content: space-between; gap: var(--space-md); padding: 5px 0; font-size: 14px; border-bottom: 1px dashed var(--border); }
.kv:last-child { border-bottom: none; }
.kv .k { color: var(--text-secondary); flex-shrink: 0; }
.kv .v { font-weight: 600; text-align: right; word-break: break-word; overflow-wrap: anywhere; min-width: 0; }
.card-span { grid-column: 1 / -1; }
table.lines { width: 100%; border-collapse: collapse; font-size: 14px; }
table.lines th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .5px; color: var(--text-secondary); padding: 8px 10px; border-bottom: 2px solid var(--border); }
table.lines td { padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.lines td.num, table.lines th.num { text-align: right; white-space: nowrap; }
.totals-box { margin-top: var(--space-md); margin-left: auto; max-width: 360px; }
.totals-box .kv.grand { font-size: 17px; }
.totals-box .kv.grand .v { color: var(--brand); }
.warnings { background: #fef3c7; border: 1px solid #fcd34d; color: #92400e; border-radius: 10px; padding: var(--space-md); font-size: 14px; margin-bottom: var(--space-md); }
@media (prefers-color-scheme: dark) { .warnings { background: #2d2305; border-color: #6b5618; color: #fcd34d; } }
.error-box { background: #fee2e2; border: 1px solid #fca5a5; color: #991b1b; border-radius: 10px; padding: var(--space-md); font-size: 14px; margin: var(--space-md) auto; max-width: 720px; display: none; }
.error-box.visible { display: block; }
@media (prefers-color-scheme: dark) { .error-box { background: #310f0f; border-color: #7c2d2d; color: #fca5a5; } }
.export-bar { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin: var(--space-md) 0; }
.pdf-preview { width: 100%; border: 1px solid var(--border); border-radius: 10px; max-height: 520px; object-fit: contain; background: #fff; }

/* Sections */
.section { padding: var(--space-xl) 0; }
.section h2 { font-size: 26px; font-weight: 800; letter-spacing: -.3px; text-align: center; margin-bottom: var(--space-lg); }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-md); }
.feature h4 { font-size: 16px; margin-bottom: var(--space-xs); }
.feature p { color: var(--text-secondary); font-size: 14px; }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: 10px; margin-bottom: var(--space-sm); padding: var(--space-md); }
.faq-item summary { font-weight: 600; cursor: pointer; font-size: 15px; }
.faq-item p { margin-top: var(--space-sm); color: var(--text-secondary); font-size: 14px; }

/* Paywall modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(10,15,30,.55); z-index: 100; display: none; align-items: center; justify-content: center; padding: var(--space-md); }
.modal-overlay.visible { display: flex; }
.modal { background: var(--card); border-radius: 16px; max-width: 700px; width: 100%; max-height: 92vh; overflow-y: auto; padding: var(--space-lg); position: relative; }
.modal-close { position: absolute; top: 12px; right: 14px; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--text-secondary); }
.modal h2 { font-size: 21px; margin-bottom: 4px; }
.modal .modal-sub { color: var(--text-secondary); font-size: 14px; margin-bottom: var(--space-md); }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-sm); }
.plan { border: 1.5px solid var(--border); border-radius: 12px; padding: var(--space-md); display: flex; flex-direction: column; gap: 6px; }
.plan.featured { border-color: var(--brand); position: relative; }
.plan .plan-name { font-weight: 700; font-size: 15px; }
.plan .plan-price { font-size: 24px; font-weight: 800; }
.plan .plan-price small { font-size: 12px; font-weight: 500; color: var(--text-secondary); }
.plan ul { list-style: none; font-size: 13px; color: var(--text-secondary); flex-grow: 1; }
.plan ul li { padding: 2px 0; }
.plan .btn { width: 100%; text-align: center; margin-top: var(--space-sm); }
.restore { margin-top: var(--space-md); border-top: 1px solid var(--border); padding-top: var(--space-md); }
.restore-toggle { background: none; border: none; color: var(--brand); font-size: 14px; cursor: pointer; text-decoration: underline; }
.restore-form { margin-top: var(--space-sm); display: flex; flex-direction: column; gap: var(--space-sm); }
.restore-form input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; background: var(--bg); color: var(--text); }
.restore-msg { font-size: 13px; min-height: 18px; }

/* CTA + footer */
.cta-section { background: var(--brand); color: #fff; text-align: center; padding: var(--space-xl) 0; }
.cta-section h2 { font-size: 26px; margin-bottom: var(--space-sm); }
.cta-section p { opacity: .85; margin-bottom: var(--space-md); }
.cta-section .btn-primary { background: #fff; color: var(--brand); }
.footer { background: var(--card); border-top: 1px solid var(--border); padding: var(--space-lg) 0; font-size: 13px; }
.footer-inner { display: flex; justify-content: space-between; gap: var(--space-md); flex-wrap: wrap; }
.footer-links { display: flex; gap: 14px; flex-wrap: wrap; }
.footer-links a { color: var(--text-secondary); text-decoration: none; }
.footer-links a:hover { color: var(--brand); }
.footer-copy { color: var(--text-secondary); }

/* SEO article pages */
.seo-article { max-width: 760px; margin: 0 auto; padding: var(--space-lg) 0 var(--space-xl); }
.article-title { font-size: clamp(24px, 4vw, 34px); font-weight: 800; letter-spacing: -.4px; line-height: 1.25; }
.article-subtitle { color: var(--text-secondary); font-size: 17px; margin-top: var(--space-sm); }
.article-toc { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: var(--space-md); margin: var(--space-lg) 0; }
.toc-title { font-size: 13px; text-transform: uppercase; letter-spacing: .6px; color: var(--text-secondary); margin-bottom: var(--space-sm); }
.toc-list { padding-left: 20px; font-size: 14px; }
.article-section { margin-top: var(--space-lg); }
.article-section h2 { font-size: 22px; margin-bottom: var(--space-sm); }
.article-section p { margin-bottom: var(--space-sm); }
.article-list { padding-left: 22px; margin: var(--space-sm) 0; }
.article-list li { margin-bottom: 6px; }
.article-steps { padding-left: 22px; margin: var(--space-sm) 0; }
.article-steps li { margin-bottom: var(--space-sm); }
.article-highlight { background: var(--brand-light); border-left: 4px solid var(--brand); border-radius: 8px; padding: var(--space-md); margin: var(--space-md) 0; }
.article-snippet { background: var(--brand-light); border-left: 4px solid var(--brand); padding: var(--space-md); border-radius: 8px; margin-bottom: var(--space-md); }
.related-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--space-sm); margin-top: var(--space-sm); }
.related-link { display: block; background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: var(--space-md); text-decoration: none; }
.related-link-title { display: block; font-weight: 700; font-size: 14px; color: var(--text); }
.related-link-desc { display: block; font-size: 13px; color: var(--text-secondary); margin-top: 2px; }
code { background: var(--brand-light); padding: 1px 6px; border-radius: 5px; font-size: .92em; }