/* =========================================================
   Trading Evolution — app.css (application /app)
   ========================================================= */
.nav-badge { margin-inline-start: auto; font-family: var(--f-mono); font-size: 10px; font-weight: 700; padding: .15rem .45rem; border-radius: var(--r-full); background: var(--blue-50); color: var(--blue-700); }
.app-nav a.active .nav-badge { background: rgba(255,255,255,.2); color: #fff; }
.nav-badge.live, .tag.live { background: rgba(46,230,166,.16); color: #4ade80; }
.side-progress { background: var(--surface-3); border: 1px solid var(--line); border-radius: var(--r-md); padding: .7rem .8rem; display: grid; gap: .45rem; }
.sp-head { display: flex; justify-content: space-between; font-size: var(--t-xs); color: var(--muted); font-weight: 700; }
.prog-bar.big { height: 12px; }
.app-content { max-width: 1240px; }
.sec-head { margin: var(--s-10) 0 var(--s-5); }
.sec-head h2 { font-family: var(--f-disp); font-size: 1.5rem; letter-spacing: -.02em; }
.sec-head p { color: var(--muted); margin-top: .3rem; }

/* ---------- Tableau de bord ---------- */
.welcome .btn { align-self: center; }
.tv-strip { height: 46px; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; background: var(--panel); margin-bottom: var(--s-6); }
.tv-strip .tradingview-widget-container, .tv-strip iframe { height: 100% !important; width: 100% !important; }
.dash-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4); }
.span2 { grid-column: span 2; }
.acard-head { display: flex; justify-content: space-between; align-items: center; gap: .5rem; }
.mod-chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .4rem; }
.mod-chip { font-family: var(--f-mono); font-size: 10px; font-weight: 700; padding: .3rem .55rem; border-radius: var(--r-full); border: 1px solid var(--line); color: var(--muted); background: var(--card); }
.mod-chip.done { background: var(--blue); color: #fff; border-color: var(--blue); }
.mod-chip.part { border-color: var(--blue-200); color: var(--blue-700); background: var(--blue-50); }

/* ---------- Formation : grille de cours ---------- */
.course-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-4); }
.course { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: var(--s-6); display: grid; grid-template-columns: 56px 1fr; gap: var(--s-4); cursor: pointer; text-align: start; font: inherit; color: inherit; transition: border-color var(--d-fast), transform var(--d-base) var(--ease), box-shadow var(--d-base); }
.course:hover { border-color: var(--blue-200); transform: translateY(-3px); box-shadow: var(--sh-md); }
.course .num { position: static; width: 56px; height: 56px; border-radius: 16px; font-size: 1.1rem; }
.course.c-sky .num { background: var(--sky); }
.course.c-navy .num { background: linear-gradient(135deg, #24324f, #33456b); }
.course h3 { font-size: 1.1rem; margin-bottom: .25rem; }
.course p { color: var(--ink-2); font-size: var(--t-sm); }
.course-meta { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: .6rem; font-size: var(--t-xs); color: var(--muted); font-family: var(--f-mono); }
.course .prog-bar { margin-top: .6rem; }
.course.done h3::after { content: " ✓"; color: var(--blue); }

/* ---------- Formation : lecteur de leçon ---------- */
.lesson { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: var(--s-5); align-items: start; animation: fadeUp .4s var(--ease); }
.lesson-side { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: var(--s-4); position: sticky; top: 92px; display: grid; gap: .3rem; }
.lesson-side .back { display: inline-flex; align-items: center; gap: .4rem; color: var(--muted); font-size: var(--t-sm); font-weight: 600; padding: .3rem .4rem; margin-bottom: .4rem; background: none; border: 0; cursor: pointer; font-family: inherit; }
.lesson-side .back:hover { color: var(--blue); }
.lesson-side h4 { font-family: var(--f-disp); font-size: 1rem; padding: 0 .4rem .4rem; }
.lesson-list { display: grid; gap: .2rem; }
.lesson-list button { display: grid; grid-template-columns: 22px 1fr auto; align-items: center; gap: .5rem; text-align: start; background: none; border: 0; padding: .55rem .5rem; border-radius: var(--r-sm); font: inherit; font-size: var(--t-sm); color: var(--ink-2); cursor: pointer; }
.lesson-list button:hover { background: var(--blue-50); color: #fff; }
.lesson-list button.active { background: var(--blue); color: #fff; }
.lesson-list .st { width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--blue-200); display: grid; place-items: center; font-size: 10px; }
.lesson-list .st.done { background: var(--blue); border-color: var(--blue); color: #fff; }
.lesson-list button.active .st { border-color: rgba(255,255,255,.7); }
.lesson-list .dur { font-family: var(--f-mono); font-size: 10px; opacity: .7; }
.lesson-main { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: var(--s-8); display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--s-5); }
.lesson-head .chip { margin-bottom: .5rem; }
.lesson-head h2 { font-family: var(--f-disp); font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem); letter-spacing: -.02em; line-height: 1.15; }
.lesson-head .meta { display: flex; gap: 1rem; color: var(--muted); font-family: var(--f-mono); font-size: var(--t-xs); margin-top: .5rem; }
.lesson-fig { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--s-4); }
.lesson-fig svg { width: 100%; height: auto; }
.lesson-body p { color: var(--ink-2); line-height: 1.75; margin-bottom: var(--s-3); }
.lesson-body strong { color: var(--ink); }
.lesson-points { background: var(--blue-50); border: 1px solid var(--blue-100); border-radius: var(--r-lg); padding: var(--s-4) var(--s-5); }
.lesson-points h4 { font-family: var(--f-disp); font-size: .95rem; color: var(--blue-700); margin-bottom: .4rem; }
.lesson-res { display: grid; gap: .4rem; }
.lesson-res h4 { font-family: var(--f-disp); font-size: .95rem; }
.lesson-res a { display: flex; align-items: center; gap: .6rem; padding: .6rem .8rem; border: 1px solid var(--line); border-radius: var(--r-md); font-size: var(--t-sm); color: var(--ink-2); font-weight: 600; }
.lesson-res a:hover { border-color: var(--blue-200); color: var(--blue); }
.lesson-res a::before { content: "↗"; color: var(--blue); }
.lesson-nav { display: flex; justify-content: space-between; align-items: center; gap: var(--s-3); flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: var(--s-4); }
.lesson-nav .done-btn.is-done { background: var(--pos); }
.of-mini { grid-template-columns: 220px minmax(0, 1fr); grid-template-rows: 360px 120px 220px; }
.of-mini .of-dom { grid-row: 1 / span 2; grid-column: 1; }
.of-mini .of-fp { grid-row: 1; grid-column: 2; }
.of-mini .of-delta { grid-row: 2; grid-column: 2; }
.of-mini .of-tape { grid-row: 3; grid-column: 1 / -1; }

/* ---------- Indicateur ---------- */
.indi-hero { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: var(--s-6); align-items: center; margin-bottom: var(--s-6); }
.indi-hero-copy h2 { font-family: var(--f-disp); font-size: clamp(1.6rem, 1.2rem + 1.5vw, 2.3rem); letter-spacing: -.03em; margin-bottom: var(--s-3); }
.indi-hero-copy > p { color: var(--ink-2); margin-bottom: var(--s-5); line-height: 1.65; }
.indi-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-4); }
.icard { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: var(--s-6); display: grid; gap: var(--s-3); }
.icard-head { display: flex; align-items: center; gap: .8rem; }
.icard-head .plat { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-family: var(--f-disp); font-weight: 700; color: #fff; background: var(--blue); }
.icard-head .plat.mt5 { background: linear-gradient(135deg, #24324f, #33456b); }
.icard-head h3 { font-size: 1.05rem; }
.icard-head small { display: block; color: var(--muted); font-family: var(--f-mono); font-size: 10px; }
.icard h4 { font-family: var(--f-disp); font-size: .9rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.steps-list { counter-reset: s; display: grid; gap: .35rem; }
.steps-list li { counter-increment: s; display: grid; grid-template-columns: 22px 1fr; gap: .5rem; font-size: var(--t-sm); color: var(--ink-2); }
.steps-list li::before { content: counter(s); width: 22px; height: 22px; border-radius: 50%; background: var(--blue-50); color: var(--blue-700); font-family: var(--f-mono); font-size: 10px; font-weight: 700; display: grid; place-items: center; }
.icard .cta-row { margin-top: .3rem; }
.free-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s-4); }
.ftool { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--s-5); display: grid; gap: .4rem; align-content: start; color: inherit; transition: border-color var(--d-fast), transform var(--d-base) var(--ease); }
.ftool:hover { border-color: var(--blue-200); transform: translateY(-3px); }
.ftool small { font-family: var(--f-mono); font-size: 10px; color: var(--blue-700); font-weight: 700; }
.ftool h3 { font-size: 1rem; }
.ftool p { color: var(--ink-2); font-size: var(--t-sm); }
.ftool .go { color: var(--blue); font-weight: 700; font-size: var(--t-sm); margin-top: .3rem; }

/* ---------- Order flow ---------- */
.of-head { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--s-5); flex-wrap: wrap; margin-bottom: var(--s-5); }
.of-head h2 { font-family: var(--f-disp); font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem); letter-spacing: -.03em; margin: .4rem 0; }
.of-head p { color: var(--ink-2); max-width: 46rem; }
.of-controls { display: flex; align-items: center; gap: var(--s-4); }
.speed { display: flex; align-items: center; gap: .6rem; font-size: var(--t-sm); color: var(--muted); font-weight: 600; }
.speed input { accent-color: var(--blue); width: 140px; }
.of-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-3); margin-bottom: var(--s-4); }
.of-stats .kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-md); padding: .7rem 1rem; }
.of-stats .kpi strong { font-size: 1.15rem; }
.sig.neutral { color: var(--muted); }
.of-grid { display: grid; grid-template-columns: 300px minmax(0, 1fr) 260px; grid-template-rows: 460px 150px; gap: var(--s-3); }
.of-panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; display: flex; flex-direction: column; min-width: 0; }
.of-title { font-family: var(--f-mono); font-size: 10px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); background: rgba(255,255,255,.03); border-bottom: 1px solid var(--line); padding: .5rem .8rem; }
.of-canvas { flex: 1; position: relative; min-height: 0; }
.of-canvas canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
/* placement explicite : carnet | footprint + delta | transactions (sinon le footprint tombait dans la colonne étroite
   et le delta sur une rangée implicite de 35 px) */
.of-dom { grid-row: 1 / span 2; grid-column: 1; }
.of-fp { grid-row: 1; grid-column: 2; }
.of-tape { grid-row: 1 / span 2; grid-column: 3; }
.of-delta { grid-row: 2; grid-column: 2; }
.of-lessons { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-3); margin-top: var(--s-5); }

/* ---------- Quant Lab ---------- */
.ql-tabs { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-lg); margin-bottom: var(--s-4); }
.ql-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, .7fr); gap: var(--s-4); align-items: start; }
.ql-chart { height: 460px; }
.ql-side { display: grid; gap: var(--s-4); }
.ql-side .acard h3 { font-size: 1rem; }
.ql-params { display: grid; gap: .7rem; }
.ql-params label { display: grid; gap: .3rem; font-size: var(--t-sm); color: var(--ink-2); font-weight: 600; }
.ql-params label span { display: flex; justify-content: space-between; }
.ql-params label b { font-family: var(--f-mono); color: var(--blue-700); }
.ql-params input[type=range] { accent-color: var(--blue); width: 100%; }
.ql-side .formula { margin-bottom: .6rem; }
.lesson-canvas { height: 380px; position: relative; background: var(--panel); }
.lesson-canvas canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.lesson-fig.quant { padding: 0; overflow: hidden; }
.lesson-fig.quant .quant-stats { padding: var(--s-3) var(--s-4); border-top: 1px solid var(--line); }
.lesson-formulas { display: grid; gap: .6rem; }
.lesson-formulas h4 { font-family: var(--f-disp); font-size: .95rem; }
.lesson-formulas .formula { margin: 0; }
.pdf-btn { display: inline-flex; align-items: center; gap: .5rem; }
.pdf-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
@media (max-width: 1100px) { .ql-layout { grid-template-columns: 1fr; } }
@media (max-width: 900px) { .ql-chart { height: 340px; } .lesson-canvas { height: 300px; } }

/* ---------- Analyses ---------- */
.an-tabs { display: flex; gap: .4rem; flex-wrap: wrap; margin-bottom: var(--s-4); }
.an-tabs button { border: 1px solid var(--line); background: var(--card); border-radius: var(--r-full); padding: .45rem 1rem; font: inherit; font-size: var(--t-sm); font-weight: 700; color: var(--ink-2); cursor: pointer; }
.an-tabs button[aria-selected="true"] { background: var(--blue); border-color: var(--blue); color: #fff; }
.an-layout { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, .8fr); gap: var(--s-4); margin-bottom: var(--s-3); }
.tv-chart { height: 560px; border: 1px solid var(--line); border-radius: var(--r-xl); overflow: hidden; background: var(--panel); }
.tv-chart .tradingview-widget-container, .tv-chart iframe { height: 100% !important; width: 100% !important; }
.an-note { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-xl); padding: var(--s-6); display: grid; gap: .7rem; align-content: start; height: 100%; }
.an-note .top { display: flex; justify-content: space-between; align-items: center; }
.an-note h3 { font-size: 1.15rem; }
.an-note h4 { font-family: var(--f-disp); font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-top: .3rem; }
.an-note p { color: var(--ink-2); font-size: var(--t-sm); line-height: 1.65; }
.bias { font-family: var(--f-mono); font-size: var(--t-xs); font-weight: 700; padding: .25rem .6rem; border-radius: var(--r-full); }
.bias.up { background: rgba(18,146,76,.12); color: var(--pos); } .bias.down { background: rgba(224,65,63,.12); color: var(--neg); }

/* ---------- Communauté ---------- */
.com-hero { text-align: center; background: radial-gradient(800px 400px at 50% 0%, rgba(59,130,246,.28), transparent 60%), var(--card); border: 1px solid var(--line); color: #fff; border-radius: var(--r-xl); padding: var(--s-12) var(--s-6); margin-bottom: var(--s-5); display: grid; justify-items: center; gap: var(--s-3); }
.com-ico { width: 64px; height: 64px; border-radius: 18px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); display: grid; place-items: center; }
.com-ico svg { width: 30px; height: 30px; }
.com-hero h2 { font-family: var(--f-disp); font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem); letter-spacing: -.03em; }
.com-hero p { color: rgba(255,255,255,.8); max-width: 34rem; }
.com-hero .btn-pri { background: #fff; color: #070a12; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .of-grid { grid-template-columns: 260px minmax(0, 1fr); grid-template-rows: 420px 140px 260px; }
  .of-tape { grid-row: 3; grid-column: 1 / -1; }
  .of-lessons, .free-grid { grid-template-columns: repeat(2, 1fr); }
  .indi-hero, .an-layout { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .dash-grid { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
  .course-grid, .indi-cards { grid-template-columns: 1fr; }
  .lesson { grid-template-columns: minmax(0, 1fr); }
  .lesson-side { position: static; }
  .lesson-main { padding: var(--s-5); }
  .lesson-nav .btn { white-space: normal; max-width: 100%; }
  .of-grid { grid-template-columns: 1fr; grid-template-rows: 380px 360px 130px 260px; }
  .of-dom { grid-row: 1; } .of-fp { grid-row: 2; grid-column: 1; } .of-delta { grid-row: 3; grid-column: 1; } .of-tape { grid-row: 4; grid-column: 1; }
  .of-stats { grid-template-columns: repeat(2, 1fr); }
  .of-lessons, .free-grid { grid-template-columns: 1fr; }
  .tv-chart { height: 420px; }
}

/* ---------- Bouton de thème dans la barre du haut + micro-animations (deux thèmes) ---------- */
@media (max-width: 900px) { .app-top { gap: .5rem; } }
.dash-grid .acard, .icard, .an-note { transition: transform var(--d-base) var(--ease), border-color var(--d-fast), box-shadow var(--d-base) var(--ease); }
.dash-grid .acard:hover { transform: translateY(-3px); border-color: var(--blue-200); box-shadow: var(--sh-md); }
.an-tabs button, .mod-chip { transition: background var(--d-fast), border-color var(--d-fast), color var(--d-fast); }
.an-tabs button:hover { border-color: var(--blue-200); }
@media (max-width: 860px), (prefers-reduced-motion: reduce) { .dash-grid .acard:hover { transform: none; } }

/* =========================================================
   Thème clair (défaut) : fond bleu-gris très clair, cartes blanches, accents bleus.
   Règles préfixées html:not([data-theme="dark"]) ; le thème sombre garde exactement son rendu.
   ========================================================= */
html:not([data-theme="dark"]) .nav-badge.live, html:not([data-theme="dark"]) .tag.live { background: rgba(15,157,106,.1); color: #047857; }
html:not([data-theme="dark"]) .app-nav a.active .nav-badge { background: rgba(255,255,255,.22); color: #fff; }
html:not([data-theme="dark"]) .side-progress { background: var(--surface-2); border-color: var(--line); }
html:not([data-theme="dark"]) .tv-strip { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .mod-chip { background: #fff; color: var(--muted); }
html:not([data-theme="dark"]) .mod-chip.done { background: var(--accent-grad); border-color: transparent; color: #fff; }
html:not([data-theme="dark"]) .sig.neutral { color: var(--muted); } /* « Équilibre » reste neutre (le vert AA des signaux vient du fragment A) */

/* Formation */
html:not([data-theme="dark"]) .course { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .course:hover { border-color: var(--blue-200); box-shadow: 0 2px 4px rgba(10,22,40,.04), 0 22px 44px -16px rgba(37,99,235,.28); }
html:not([data-theme="dark"]) .course.c-navy .num, html:not([data-theme="dark"]) .icard-head .plat.mt5 { background: linear-gradient(135deg, #0b1f4d, #1e3a8a); }
html:not([data-theme="dark"]) .lesson-side, html:not([data-theme="dark"]) .lesson-main { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .lesson-list button:hover { background: var(--blue-50); color: var(--ink); }
html:not([data-theme="dark"]) .lesson-list button.active, html:not([data-theme="dark"]) .lesson-list button.active:hover { background: var(--accent-grad); color: #fff; box-shadow: 0 6px 16px -6px rgba(37,99,235,.55); }
html:not([data-theme="dark"]) .lesson-fig { background: linear-gradient(180deg, #fbfcff, var(--surface-2)); }
html:not([data-theme="dark"]) .lesson-fig.quant, html:not([data-theme="dark"]) .lesson-canvas { background: var(--cv-bg); }
html:not([data-theme="dark"]) .fig-bear { stroke: var(--ink); }
html:not([data-theme="dark"]) rect.fig-bear { fill: #fff; }
html:not([data-theme="dark"]) .lesson-res a { background: #fff; }
html:not([data-theme="dark"]) .lesson-res a:hover { border-color: var(--blue-200); background: var(--blue-50); }
html:not([data-theme="dark"]) .lesson-nav .done-btn.is-done { background: #047857; box-shadow: 0 8px 20px -6px rgba(4,120,87,.45); }

/* Indicateur, outils gratuits, analyses */
html:not([data-theme="dark"]) .icard, html:not([data-theme="dark"]) .ftool, html:not([data-theme="dark"]) .an-note { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .ftool:hover { box-shadow: 0 2px 4px rgba(10,22,40,.04), 0 22px 44px -16px rgba(37,99,235,.28); }
html:not([data-theme="dark"]) .an-tabs button { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .an-tabs button[aria-selected="true"] { background: var(--accent-grad); border-color: transparent; color: #fff; box-shadow: 0 6px 16px -6px rgba(37,99,235,.55); }
html:not([data-theme="dark"]) .tv-chart { background: #fff; box-shadow: var(--sh-md); }
html:not([data-theme="dark"]) .bias.up { background: rgba(15,157,106,.1); color: #047857; }
html:not([data-theme="dark"]) .bias.down { background: rgba(220,47,69,.08); color: #be123c; }

/* Laboratoires Order Flow et Quant : panneaux blancs, en-têtes bleu-gris */
html:not([data-theme="dark"]) .of-stats .kpi { background: #fff; box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .of-panel { background: var(--cv-bg); box-shadow: var(--sh-sm); }
html:not([data-theme="dark"]) .of-title { background: var(--surface-2); color: var(--muted); }

/* Communauté : bannière bleue premium (texte blanc) */
html:not([data-theme="dark"]) .com-hero {
  background: radial-gradient(700px 360px at 85% 0%, rgba(125,196,255,.45), transparent 60%), radial-gradient(520px 300px at 0% 100%, rgba(14,165,233,.35), transparent 65%), linear-gradient(135deg, #0b1f4d 0%, #1d4ed8 55%, #2563eb 100%);
  border-color: transparent; box-shadow: 0 30px 70px -28px rgba(29,78,216,.6);
}
html:not([data-theme="dark"]) .com-hero h2 { color: #fff; }
html:not([data-theme="dark"]) .com-hero p { color: rgba(255,255,255,.86); }
html:not([data-theme="dark"]) .com-hero .btn-pri { background: #fff; color: #0b1f4d; box-shadow: 0 10px 28px -8px rgba(3,10,30,.5); }
html:not([data-theme="dark"]) .com-hero .btn-pri:hover { background: #eef4ff; }