:root{--bg:#090b0e;--panel:#11151a;--panel2:#151a20;--text:#f6f7f8;--muted:#aab1bb;--line:#28303a;--accent:#e7ff46;--accent2:#b8cb2c;--max:1180px;--danger:#ff6b5d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}.wrap{max-width:var(--max);margin:auto;padding:0 24px}header{position:sticky;top:0;z-index:30;background:rgba(9,11,14,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-weight:950;letter-spacing:-.045em;font-size:1.2rem;white-space:nowrap}.brand span{color:var(--accent)}nav{display:flex;gap:20px;align-items:center}.navlink{color:var(--muted);font-size:.94rem}.navlink:hover,.navlink.active{color:var(--text)}.menu{display:none;background:transparent;border:1px solid var(--line);color:var(--text);border-radius:12px;padding:8px 11px;font-size:1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:999px;background:var(--accent);color:#090b0e;font-weight:850;border:1px solid var(--accent);cursor:pointer}.btn:hover{transform:translateY(-1px)}.btn.secondary{background:transparent;color:var(--text);border-color:var(--line)}.hero{padding:92px 0 74px;border-bottom:1px solid var(--line);background:radial-gradient(700px 350px at 80% 10%,rgba(231,255,70,.09),transparent)}.eyebrow{display:inline-block;color:var(--accent);font-weight:850;text-transform:uppercase;letter-spacing:.12em;font-size:.75rem;margin-bottom:18px}.hero h1{font-size:clamp(3rem,8vw,6.5rem);line-height:.94;letter-spacing:-.07em;max-width:1000px;margin:0 0 28px}.hero p{font-size:1.22rem;color:var(--muted);max-width:790px;margin:0 0 32px}.actions{display:flex;gap:12px;flex-wrap:wrap}.trust{display:flex;gap:22px;flex-wrap:wrap;margin-top:38px;color:var(--muted);font-size:.9rem}.trust b{color:var(--text)}.section{padding:72px 0}.section h2{font-size:clamp(2rem,4vw,3.4rem);letter-spacing:-.045em;line-height:1.05;margin:0 0 16px}.lead{color:var(--muted);max-width:800px;margin-bottom:34px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:20px;padding:24px;min-height:260px;display:flex;flex-direction:column;transition:.2s ease}.card:hover{border-color:#45505d;transform:translateY(-2px)}.tag{font-size:.73rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);font-weight:850}.card h3{font-size:1.43rem;line-height:1.18;letter-spacing:-.025em;margin:16px 0 12px}.card p{color:var(--muted);margin:0 0 18px}.meta{display:flex;gap:10px;flex-wrap:wrap;color:#808996;font-size:.82rem;margin:10px 0 0}.read{margin-top:auto;font-weight:800}.feature{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}.feature .big{min-height:390px}.metric{font-size:4rem;font-weight:950;letter-spacing:-.07em;line-height:1;color:var(--accent)}.premium{background:var(--accent);color:#090b0e;border-radius:28px;padding:42px}.premium p{color:#30351c;max-width:720px}.premium .btn{background:#090b0e;color:#fff;border-color:#090b0e}.premium .btn.secondary{background:transparent;color:#090b0e;border-color:#090b0e}.article{max-width:850px;margin:auto;padding:72px 24px}.article h1{font-size:clamp(2.6rem,6vw,5rem);line-height:1;letter-spacing:-.055em;margin:10px 0 22px}.article h2{margin-top:44px;font-size:2rem;letter-spacing:-.03em;line-height:1.15}.article p,.article li{font-size:1.08rem;color:#d7dbe0}.article .intro{font-size:1.28rem;color:var(--muted)}.article-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:.9rem;margin:20px 0 30px}.sources{margin-top:54px;padding-top:28px;border-top:1px solid var(--line)}.sources a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.filters{display:flex;gap:10px;flex-wrap:wrap;margin:24px 0 34px}.filter{padding:9px 13px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}.filter.active,.filter:hover{background:var(--accent);color:#090b0e;border-color:var(--accent)}.newsletter{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:22px;max-width:700px}.newsletter input{width:100%;border-radius:999px;border:1px solid var(--line);background:#0c0f13;color:var(--text);padding:13px 16px;font:inherit}.newsletter-note{font-size:.82rem;color:var(--muted);margin-top:10px}.notice{border-left:3px solid var(--accent);padding:16px 18px;background:var(--panel);color:var(--muted);border-radius:0 12px 12px 0}.kicker{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:38px}.pill{border:1px solid var(--line);border-radius:14px;padding:16px;background:var(--panel);font-weight:750}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}.fact{border:1px solid var(--line);border-radius:18px;padding:18px;background:var(--panel)}.fact strong{font-size:1.7rem;display:block;letter-spacing:-.04em;color:var(--accent)}footer{border-top:1px solid var(--line);padding:42px 0 60px;color:var(--muted)}.foot{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}.small{font-size:.88rem;color:var(--muted)}.footlinks{display:flex;gap:16px;flex-wrap:wrap}.success{min-height:55vh;display:grid;place-items:center;text-align:center}.hidden{display:none!important}@media(max-width:840px){.menu{display:block}nav{display:none;position:absolute;top:64px;left:0;right:0;background:#0b0e12;border-bottom:1px solid var(--line);padding:18px 24px;flex-direction:column;align-items:stretch}nav.open{display:flex}.nav .btn{display:none}.grid,.feature,.kicker,.facts{grid-template-columns:1fr}.hero{padding-top:64px}.hero h1{font-size:3.7rem}.section{padding:54px 0}.nav{min-height:64px}.premium{padding:28px}.newsletter{grid-template-columns:1fr}.newsletter .btn{width:100%}}
/* V3 editorial / SEO additions */
.toc{margin:28px 0;padding:20px 22px;border:1px solid var(--line);border-radius:16px;background:var(--panel)}.toc strong{display:block;margin-bottom:8px}.toc a{display:block;color:var(--muted);padding:3px 0}.toc a:hover{color:var(--accent)}.article h3{margin-top:30px;font-size:1.35rem;line-height:1.2}.article blockquote{margin:28px 0;padding:18px 20px;border-left:3px solid var(--accent);background:var(--panel);color:#e8eaed;border-radius:0 14px 14px 0}.angle{border:1px solid #3b4450;background:linear-gradient(180deg,#151a20,#101419);border-radius:18px;padding:22px;margin:28px 0}.angle b{color:var(--accent)}.faq{margin-top:46px}.faq details{border-top:1px solid var(--line);padding:18px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{font-weight:800;cursor:pointer}.faq p{margin:10px 0 0}.source-note{font-size:.9rem;color:var(--muted)}.seo-chip{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:var(--muted);font-size:.78rem;margin:4px 6px 4px 0}.article-links{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:30px 0}.article-links a{border:1px solid var(--line);border-radius:14px;padding:16px;background:var(--panel);font-weight:750}.article-links a:hover{border-color:#4d5967}.editorial-banner{padding:22px;border:1px solid var(--line);border-radius:18px;background:#0f1318;margin-top:28px}.editorial-banner strong{color:var(--accent)}@media(max-width:700px){.article-links{grid-template-columns:1fr}}

/* Authority SEO V5 */
.article-meta a{color:inherit;text-decoration:underline;text-underline-offset:3px}.authority-box{margin:28px 0;padding:18px 20px;border:1px solid rgba(255,255,255,.16);border-radius:14px;background:rgba(255,255,255,.035);line-height:1.65}.authority-box a{font-weight:700}.authority-grid .card{min-height:210px}.authority-page a:not(.btn){text-decoration:underline;text-underline-offset:3px}.contact-form{display:grid;gap:18px;max-width:760px;margin-top:28px}.contact-form label{display:grid;gap:8px;font-weight:700}.contact-form input,.contact-form select,.contact-form textarea{width:100%;box-sizing:border-box;padding:14px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:#11151a;color:inherit;font:inherit}.contact-form textarea{resize:vertical}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:2px solid currentColor;outline-offset:2px}

/* Growth V6: data observatory */
.debt-kpis{grid-template-columns:repeat(3,1fr)}.debt-kpis .pill{display:flex;flex-direction:column;gap:6px}.debt-kpis strong{font-size:1.65rem;color:var(--accent);letter-spacing:-.035em}.debt-kpis span{color:var(--muted);font-size:.9rem}.data-table-wrap{overflow-x:auto;margin:24px 0}.data-table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden}.data-table th,.data-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}.data-table th{color:var(--accent);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}.data-table tr:last-child td{border-bottom:0}.citation-box{padding:18px 20px;border:1px dashed #596575;border-radius:14px;background:var(--panel);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9rem;overflow-wrap:anywhere}@media(max-width:840px){.debt-kpis{grid-template-columns:1fr}}

.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.price-card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;flex-direction:column;min-height:440px}.price-card.featured{border-color:var(--accent);box-shadow:0 0 0 1px rgba(231,255,70,.18)}.price-card .price{font-size:2.5rem;font-weight:950;letter-spacing:-.05em;margin:14px 0 0}.price-card .price small{font-size:1rem;font-weight:700;color:var(--muted)}.price-card h3{font-size:1.6rem;margin:6px 0 10px}.price-card ul{padding-left:20px;color:var(--muted);margin:8px 0 24px}.price-card li{margin:8px 0}.price-card .btn{margin-top:auto}.paywall-preview{margin-top:44px;padding:28px;border:1px solid var(--accent);border-radius:20px;background:linear-gradient(180deg,rgba(231,255,70,.08),var(--panel))}.article-premium-cta{padding-top:0}.bot-field{position:absolute;overflow:hidden;clip:rect(0 0 0 0);height:1px;width:1px;margin:-1px;padding:0;border:0}
@media(max-width:840px){.pricing-grid{grid-template-columns:1fr}.price-card{min-height:0}}


/* Premium sécurisé V11 */
.price-card form{margin-top:auto}.price-card button{width:100%}.paywall-preview .btn{margin:6px 8px 0 0}
.premium-status{padding:12px 14px;border:1px solid rgba(255,255,255,.12);border-radius:12px;margin:16px 0}

/* Public-ready accessibility V14 */
.skip-link{position:fixed;left:16px;top:12px;z-index:9999;background:var(--accent);color:#090b0e;padding:10px 14px;border-radius:10px;font-weight:850;transform:translateY(-180%);transition:transform .15s ease}.skip-link:focus{transform:translateY(0)}
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.menu{min-width:44px;min-height:44px}
.newsletter .consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:10px;font-size:.82rem;line-height:1.45;color:#313719;text-align:left}.newsletter .consent input{width:auto;margin-top:4px;accent-color:#090b0e}.newsletter .consent a{text-decoration:underline;text-underline-offset:2px}.text-link{text-decoration:underline;text-underline-offset:3px;font-weight:750}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}

.checkout-status{margin:10px 4px 0;min-height:1.4em}.btn:disabled{opacity:.65;cursor:wait;transform:none}


/* V18 — visual storytelling, lightweight motion & charts */
:root{--soft-accent:rgba(231,255,70,.12);--shadow:0 18px 60px rgba(0,0,0,.22)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:46px;align-items:center}.hero-copy{min-width:0}.hero-art{margin:0;position:relative}.hero-art img{display:block;width:100%;height:auto;filter:drop-shadow(0 22px 54px rgba(0,0,0,.28))}.hero-art figcaption{margin-top:12px;color:var(--muted);font-size:.82rem;max-width:540px}.hero-art::after{content:"";position:absolute;inset:12% 7% auto auto;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 9px rgba(231,255,70,.08),0 0 32px rgba(231,255,70,.45);animation:pulse-dot 2.8s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{transform:scale(.88);opacity:.55}50%{transform:scale(1.12);opacity:1}}
.visual-method{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:28px 0 0}.visual-step{position:relative;border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.012));border-radius:18px;padding:18px;min-height:150px;overflow:hidden}.visual-step::before{content:attr(data-step);position:absolute;right:12px;top:4px;font-weight:950;font-size:3.8rem;line-height:1;color:rgba(231,255,70,.08)}.visual-step b{display:block;margin:8px 0 8px;font-size:1.05rem}.visual-step p{margin:0;color:var(--muted);font-size:.9rem}.mini-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--soft-accent);color:var(--accent);font-weight:950}
.topic-overview{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:stretch;margin:30px 0 40px}.topic-panel{border:1px solid var(--line);border-radius:22px;background:var(--panel);padding:24px}.topic-bars{display:grid;gap:13px}.topic-row{display:grid;grid-template-columns:112px 1fr 30px;gap:10px;align-items:center;font-size:.88rem}.topic-track{height:9px;border-radius:999px;background:#20262e;overflow:hidden}.topic-fill{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent),#9eaf2b);transform-origin:left;animation:grow-bar .9s ease both}.topic-count{font-weight:850;text-align:right}.topic-note{color:var(--muted);font-size:.9rem;margin:0}.filters-enhanced{margin:0 0 28px}.filters-enhanced .filter{transition:transform .16s ease,border-color .16s ease,background .16s ease}.filters-enhanced .filter:hover{transform:translateY(-1px)}
@keyframes grow-bar{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.article-snapshot{margin:34px 0 38px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(180deg,#12171c,#0f1317);overflow:hidden}.article-snapshot-head{padding:17px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;align-items:center}.article-snapshot-head strong{font-size:1rem}.article-snapshot-head span{color:var(--muted);font-size:.82rem}.snapshot-grid{display:grid;grid-template-columns:repeat(3,1fr)}.snapshot-item{position:relative;padding:22px 20px;min-height:170px}.snapshot-item+ .snapshot-item{border-left:1px solid var(--line)}.snapshot-index{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--soft-accent);color:var(--accent);font-weight:900;font-size:.8rem}.snapshot-item b{display:block;margin:12px 0 7px}.snapshot-item p{margin:0!important;font-size:.9rem!important;color:var(--muted)!important;line-height:1.5}.snapshot-item::after{content:"";position:absolute;left:20px;right:20px;bottom:15px;height:2px;background:linear-gradient(90deg,var(--accent),transparent);opacity:.22}
.data-viz{margin:28px 0 38px;border:1px solid var(--line);border-radius:22px;background:var(--panel);padding:22px}.data-viz h3{margin:0 0 6px}.data-viz .viz-note{margin:0 0 18px;color:var(--muted);font-size:.9rem}.viz-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}.chart-card{margin:0;border:1px solid var(--line);border-radius:16px;background:#0d1115;padding:16px;min-width:0}.chart-card svg{width:100%;height:auto;display:block}.chart-card figcaption{font-size:.8rem;color:var(--muted);margin-top:10px}.ratio-bars{display:grid;gap:12px}.ratio-row{display:grid;gap:6px}.ratio-label{display:flex;justify-content:space-between;gap:10px;font-size:.84rem}.ratio-track{height:10px;background:#20262e;border-radius:999px;overflow:hidden}.ratio-track span{display:block;height:100%;background:var(--accent);border-radius:inherit}.chart-line{stroke:var(--accent);stroke-width:4;fill:none;stroke-linecap:round;stroke-linejoin:round}.chart-area{fill:rgba(231,255,70,.08)}.chart-dot{fill:var(--accent);stroke:#0d1115;stroke-width:3}.chart-grid{stroke:#2a323b;stroke-width:1}.chart-text{fill:#87919e;font:12px system-ui,sans-serif}.chart-value{fill:#f6f7f8;font:700 12px system-ui,sans-serif}
.reading-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:80;background:transparent;pointer-events:none}.reading-progress span{display:block;width:0;height:100%;background:var(--accent);box-shadow:0 0 12px rgba(231,255,70,.45)}
.reveal-ready [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}.reveal-ready [data-reveal].is-visible{opacity:1;transform:none}.card[data-reveal]{transition:opacity .5s ease,transform .5s ease,border-color .2s ease}.card[data-reveal].is-visible:hover{transform:translateY(-3px)}
.visual-callout{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:18px 20px;border-radius:16px;background:rgba(231,255,70,.055);border:1px solid rgba(231,255,70,.22);margin:24px 0}.visual-callout .mini-icon{margin-top:1px}.visual-callout p{margin:0!important;font-size:.95rem!important}.performance-note{display:inline-flex;gap:8px;align-items:center;color:var(--muted);font-size:.8rem}.performance-note::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}
.section-lazy{content-visibility:auto;contain-intrinsic-size:1px 680px}
@media(max-width:960px){.hero-layout,.topic-overview{grid-template-columns:1fr}.hero-art{max-width:720px}.visual-method{grid-template-columns:repeat(2,1fr)}.viz-grid{grid-template-columns:1fr}}
@media(max-width:720px){.snapshot-grid{grid-template-columns:1fr}.snapshot-item+ .snapshot-item{border-left:0;border-top:1px solid var(--line)}.visual-method{grid-template-columns:1fr 1fr}.topic-row{grid-template-columns:90px 1fr 28px}.hero-art figcaption{font-size:.76rem}}
@media(max-width:480px){.visual-method{grid-template-columns:1fr}.hero-art{margin-top:6px}.article-snapshot-head{align-items:flex-start;flex-direction:column}.data-viz{padding:16px}}
@media(prefers-reduced-motion:reduce){.hero-art::after,.topic-fill{animation:none!important}.reveal-ready [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}.reading-progress span{transition:none!important}}

.article-visual{border:1px solid var(--line);border-radius:22px;overflow:hidden;background:#0d1115}.article-visual img{display:block;width:100%;height:auto}.article-visual figcaption{padding:12px 16px;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}