/* ---- ALAT extensions ---- */
.control-hint{margin:14px 2px 0;font-size:12.5px;color:var(--muted)}
.question-card.qcm-layout{grid-template-columns:52px 1fr}
.qcm-options{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.qcm-opt{
  border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:10px;padding:10px 14px;font-weight:650;text-align:left;
  transition:.15s;min-width:110px
}
.qcm-opt:hover:not(:disabled){border-color:var(--blue);color:var(--blue)}
.qcm-opt.selected{border-color:var(--blue);background:var(--blue-soft);color:var(--blue)}
.qcm-opt:disabled{cursor:default}
.qcm-opt.answer-correct{border-color:#9ed8bf;background:#eafbf3;color:var(--green);font-weight:800}
.qcm-opt.answer-wrong{border-color:#efb0b0;background:#fff1f1;color:var(--red)}
.qcm-options.visual{gap:14px}
.qcm-options.visual .qcm-opt{padding:12px;min-width:0}

.attention-grid{
  display:grid;gap:3px;margin-top:14px;font-family:Consolas,monospace;
  font-size:17px;font-weight:700;background:#0e2033;color:#fff;
  border-radius:12px;padding:14px;max-width:520px
}
.attention-grid span{display:flex;align-items:center;justify-content:center;aspect-ratio:1;background:rgba(255,255,255,.05);border-radius:4px}

.codage-legend{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}
.codage-legend span{
  background:var(--blue-soft);color:var(--blue);border-radius:8px;
  padding:8px 12px;font-weight:800;font-size:15px
}
.codage-sequence{
  font-size:26px;letter-spacing:8px;background:#0e2033;color:#fff;
  border-radius:12px;padding:16px;text-align:center
}

.memo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:16px}
.memo-card{
  border:1px solid var(--line);border-radius:14px;padding:18px 10px;text-align:center;
  background:#fff
}
.memo-symbol{font-size:36px;margin-bottom:8px}
.memo-symbol-inline{font-size:26px;vertical-align:middle;margin-left:8px}
.memo-label{font-weight:750;color:var(--ink)}

.shape-grid{display:inline-grid;gap:3px;margin:10px 0;vertical-align:middle}
.shape-grid span{
  width:20px;height:20px;border-radius:3px;background:#e9eef4
}
.shape-grid span.filled{background:linear-gradient(135deg,var(--blue),#4f91ff)}

.rotation-reference{display:inline-grid;gap:7px;margin:12px 0 4px;padding:12px;border:1px solid var(--line);border-radius:12px;background:#f6f8fb}
.rotation-reference>span{font-size:11px;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);text-align:center}
.rotation-grid{display:grid;grid-template-columns:repeat(5,18px);grid-template-rows:repeat(5,18px);gap:2px;padding:4px;background:#d7dee7;border:2px solid #101923}
.rotation-grid span{display:block;background:#fff}
.rotation-grid span.filled{background:#0d1117}
.qcm-opt .rotation-grid{margin:auto}
.qcm-opt:has(.rotation-grid){display:grid;place-items:center;min-width:116px}

.course-group-label{
  font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);margin:16px 0 4px;padding:0 13px
}
.course-group-label:first-child{margin-top:2px}

.exam-intro + .exam-intro{margin-top:0}

/* ---- Fiches hélicoptères (culture aéronautique) ---- */
.heli-grid{ display:grid; grid-template-columns:1fr; gap:16px; margin:18px 0 24px; min-width:0; }
.heli-card{
  display:grid; grid-template-columns:150px 1fr; gap:18px; min-width:0;
  border:1px solid var(--line); border-radius:16px; padding:20px;
  background:#fff; box-shadow:0 8px 25px rgba(13,27,42,.05);
}
.heli-card > div{ min-width:0; }
.heli-icon-wrap{
  border-radius:12px; display:flex; align-items:center; justify-content:center;
  padding:14px; height:120px; overflow:hidden; position:relative;
}
.heli-photo{ width:100%; height:100%; object-fit:cover; border-radius:8px; }
.heli-icon-fallback{ width:100%; height:100%; align-items:center; justify-content:center; }
.heli-icon{ width:100%; height:auto; }
.heli-card.family-combat .heli-icon-wrap{ background:#fdeeee; }
.heli-card.family-combat .heli-icon{ color:var(--red); }
.heli-card.family-transport .heli-icon-wrap{ background:var(--blue-soft); }
.heli-card.family-transport .heli-icon{ color:var(--blue); }
.heli-card.family-liaison .heli-icon-wrap{ background:#fff6e5; }
.heli-card.family-liaison .heli-icon{ color:#b9781f; }
.heli-card.family-formation .heli-icon-wrap{ background:#eafbf3; }
.heli-card.family-formation .heli-icon{ color:var(--green); }
.heli-head{ display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap; min-width:0; }
.heli-head h4{ margin:0; font-size:19px; min-width:0; overflow-wrap:break-word; }
.heli-badge{
  font-size:11px; font-weight:800; letter-spacing:.04em; padding:5px 10px;
  border-radius:999px; text-transform:uppercase; min-width:0; overflow-wrap:anywhere;
}
.family-combat .heli-badge{ background:#fdeeee; color:var(--red); }
.family-transport .heli-badge{ background:var(--blue-soft); color:var(--blue); }
.family-liaison .heli-badge{ background:#fff6e5; color:#b9781f; }
.family-formation .heli-badge{ background:#eafbf3; color:var(--green); }
.heli-role{ color:var(--muted); font-size:14px; margin:8px 0 12px; line-height:1.5; }
.heli-specs{ display:grid; grid-template-columns:repeat(2,1fr); gap:10px; margin-bottom:10px; min-width:0; }
.heli-specs div{ background:#f7f9fc; border-radius:10px; padding:9px 11px; min-width:0; }
.heli-specs span{ display:block; font-size:11px; color:var(--muted); text-transform:uppercase; letter-spacing:.04em; }
.heli-specs strong{ display:block; font-size:14px; margin-top:2px; overflow-wrap:break-word; }
.heli-specs strong{ display:block; font-size:14px; margin-top:2px; }
.heli-note{ font-size:13.5px; color:#3d4a59; line-height:1.6; margin:0; }
.heli-photo-link{
  display:flex; align-items:center; gap:6px; margin-top:12px; max-width:100%;
  font-size:13px; font-weight:750; color:var(--blue); text-decoration:none;
}
.heli-photo-link:hover{ text-decoration:underline; }
.fleet-note{
  border-left:4px solid var(--muted); padding:14px 17px; background:#f4f6f8;
  border-radius:0 12px 12px 0; margin:18px 0; font-size:14px; line-height:1.65; color:#3d4a59;
}
.course-toc{
  display:flex; flex-wrap:wrap; gap:8px; margin:14px 0 22px; padding:0;
}
.course-toc a{
  font-size:12.5px; font-weight:750; color:var(--blue); background:var(--blue-soft);
  border-radius:999px; padding:7px 13px; text-decoration:none;
}
@media (min-width:1300px){ .heli-grid{ grid-template-columns:repeat(2,1fr); } }

/* Améliorations contenu 2026 */
.heli-photo{transition:transform .25s ease; background:#e9eef4}
.heli-card:hover .heli-photo{transform:scale(1.035)}
.real-format-badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#eafbf3;color:var(--green);font-size:12px;font-weight:800}
.course-content table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.course-content th,.course-content td{border:1px solid var(--line);padding:10px;text-align:left}
.course-content th{background:#f7f9fc}

/* Identification visuelle ALAT */
.identification-photo-wrap{margin:0 0 16px;border-radius:14px;overflow:hidden;background:#0d1b2a;box-shadow:0 10px 25px rgba(13,27,42,.16)}
.identification-photo{display:block;width:100%;height:310px;object-fit:cover;object-position:center}
.identification-clues{display:block;margin-top:8px;font-size:14px;font-weight:500;color:var(--muted);line-height:1.55}
.heli-icon-wrap{height:190px;padding:0;background:#eef2f6!important}
.heli-photo{width:100%;height:100%;object-fit:cover;border-radius:11px}
.photo-credit{font-size:11px;color:var(--muted);margin-top:7px}
@media(max-width:860px){.identification-photo{height:220px}.heli-icon-wrap{height:210px}}

/* ===== Module professionnel : Culture aéronautique ===== */
.lesson-hero{display:grid;grid-template-columns:1.6fr .7fr;gap:24px;padding:28px;border-radius:18px;background:linear-gradient(135deg,#0d2238,#173f61);color:#fff;margin-bottom:20px}
.lesson-hero h2{color:#fff;margin-top:8px}.lesson-lead{color:#c8d9e7!important;font-size:16px}.lesson-meta{display:grid;gap:10px;align-content:center}.lesson-meta span{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:rgba(255,255,255,.07);color:#d7e4ef}.lesson-meta strong{font-size:20px;color:#fff}
.learning-objectives{padding:20px 22px;border:1px solid var(--line);border-radius:15px;background:#f8fbff;margin:18px 0}.learning-objectives h3{margin:0 0 10px}.learning-objectives ul{margin-bottom:0}
.pro-toc{position:sticky;top:10px;z-index:5;background:#fff;padding:10px;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 25px rgba(13,27,42,.07)}
.lesson-section{position:relative;padding:26px 0 12px;border-bottom:1px solid #e9eef4}.lesson-section:last-of-type{border-bottom:0}.chapter-number{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:var(--navy);color:#fff;font-weight:900;margin-bottom:8px}
.concept-grid,.four-forces,.control-cards,.instrument-grid,.comparison-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin:16px 0}.concept-grid article,.four-forces article,.control-cards article,.instrument-grid article,.comparison-card{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff}.concept-grid p,.four-forces p,.control-cards p,.instrument-grid p,.comparison-card p{margin-bottom:0;font-size:14px}
.mission-table{border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:16px 0}.mission-row{display:grid;grid-template-columns:150px 1.5fr 1fr;gap:14px;padding:13px 15px;border-bottom:1px solid var(--line);align-items:start}.mission-row:last-child{border-bottom:0}.mission-row.header{background:var(--navy);color:#fff;font-size:12px;text-transform:uppercase;font-weight:800;letter-spacing:.04em}
.knowledge-check{border:1px solid #bcd3f7;border-radius:12px;background:#f5f9ff;margin:16px 0}.knowledge-check summary{cursor:pointer;padding:14px 16px;font-weight:800;color:var(--blue)}.knowledge-check p{padding:0 16px 12px;margin:0}
.recognition-method{display:grid;gap:10px;margin:16px 0}.recognition-method article{display:grid;grid-template-columns:40px 1fr;gap:12px;border:1px solid var(--line);border-radius:13px;padding:13px;background:#fff}.recognition-method article>span{width:36px;height:36px;display:grid;place-items:center;border-radius:10px;background:var(--blue-soft);color:var(--blue);font-weight:900}.recognition-method p{margin:4px 0 0}
.control-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:var(--blue-soft);color:var(--blue);font-size:22px;font-weight:900;margin-bottom:10px}.definition-list{display:grid;gap:10px}.definition-list>div{border-left:4px solid var(--blue);background:#f7faff;padding:13px 15px;border-radius:0 11px 11px 0}.definition-list dt{font-weight:850}.definition-list dd{margin:5px 0 0;color:#465566;line-height:1.6}
.instrument-grid{grid-template-columns:repeat(3,1fr)}.instrument-face{width:72px;height:72px;border:7px solid #1b2633;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,#fff 0 45%,#e6ebf1 46% 100%);font-weight:900;font-family:Consolas,monospace;margin-bottom:12px;box-shadow:inset 0 0 0 2px #9ba7b4}.instrument-face.attitude{background:linear-gradient(#77b8ea 0 48%,#9b6b3f 49% 100%);color:#fff}.instrument-face.compass{background:#172231;color:#fff}.instrument-face.torque{background:#eef6ec;color:#27754d}
.split-lessons{display:grid;grid-template-columns:1fr 1fr;gap:14px}.split-lessons article{border:1px solid var(--line);border-radius:14px;padding:17px;background:#fff}.split-lessons h4{margin-top:0}.lesson-recap{margin-top:26px;padding:24px;border-radius:18px;background:#0e2033;color:#fff}.lesson-recap h3{color:#fff}.lesson-recap li{color:#d2deea}.course-train-btn{margin-top:14px}
@media(max-width:860px){.lesson-hero,.concept-grid,.four-forces,.control-cards,.instrument-grid,.comparison-grid,.split-lessons{grid-template-columns:1fr}.mission-row{grid-template-columns:1fr;gap:5px}.mission-row.header{display:none}.pro-toc{position:static}.lesson-hero{padding:20px}.instrument-grid article{display:grid;grid-template-columns:82px 1fr}.instrument-grid article p{grid-column:1/-1}.heli-card{padding:14px}.heli-icon-wrap{height:180px}}

/* ===== Étape 2 : Aérodynamique et instruments ===== */
.aero-hero{background:linear-gradient(135deg,#10293d,#1b5b74)}
.instrument-hero{background:linear-gradient(135deg,#182330,#3c536a)}
.rotor-diagram{position:relative;height:230px;margin:20px 0;border-radius:18px;background:radial-gradient(circle at center,#e8f4ff 0 28%,#f7fbff 29% 100%);overflow:hidden;border:1px solid var(--line)}
.rotor-hub{position:absolute;left:50%;top:50%;width:34px;height:34px;border-radius:50%;background:var(--navy);transform:translate(-50%,-50%);z-index:2;box-shadow:0 0 0 8px rgba(36,119,243,.12)}
.blade{position:absolute;left:50%;top:50%;width:43%;height:14px;border-radius:999px;background:linear-gradient(90deg,var(--navy),#6f879b);transform-origin:0 50%}
.b1{transform:rotate(0deg)}.b2{transform:rotate(90deg)}.b3{transform:rotate(180deg)}.b4{transform:rotate(270deg)}
.thrust-arrow{position:absolute;right:28px;top:24px;color:var(--blue);font-weight:900;font-size:18px}
.force-stage{position:relative;height:260px;border-radius:18px;background:#f6f9fc;border:1px solid var(--line);margin:18px 0;display:grid;place-items:center}
.heli-simple{font-size:70px}.force{position:absolute;font-weight:850;color:var(--navy);background:#fff;border:1px solid var(--line);padding:8px 11px;border-radius:10px}.force.up{top:20px}.force.down{bottom:20px}.force.left{left:20px}.force.right{right:20px}
.translation-diagram{padding:24px;border-radius:16px;background:#101f2e;color:#fff;margin:18px 0}.translation-diagram .disc{display:grid;grid-template-columns:1fr auto 1fr;gap:20px;align-items:center;text-align:center}.translation-diagram span{padding:16px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:rgba(255,255,255,.06)}.translation-diagram small{color:#b9cad8}
.couple-demo{position:relative;min-height:220px;border:1px solid var(--line);border-radius:17px;background:#f7f9fc;margin:18px 0;display:grid;place-items:center}.main-rotor{font-size:52px;color:var(--blue);font-weight:900}.fuselage-demo{padding:18px 40px;border-radius:50px;background:var(--navy);color:#fff;font-weight:900;letter-spacing:.08em}.reaction,.tail-force{position:absolute;font-weight:850}.reaction{left:24px;bottom:25px;color:var(--red)}.tail-force{right:24px;bottom:25px;color:var(--green)}
.ground-effect{height:260px;position:relative;border-radius:18px;background:linear-gradient(#dff2ff 0 68%,#d9c29a 69%);overflow:hidden;margin:18px 0;text-align:center}.mini-heli{font-size:64px;padding-top:30px}.airflow{font-size:30px;letter-spacing:10px;color:#297ebc}.ground-line{position:absolute;left:0;right:0;bottom:72px;border-top:5px solid #80643f}.air-cushion{position:absolute;bottom:28px;left:50%;transform:translateX(-50%);font-weight:850;color:#6d512d}
.auto-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:18px 0}.auto-steps article{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:10px;padding:14px;border:1px solid var(--line);border-radius:13px;background:#fff}.auto-steps b{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--blue);color:#fff}
.risk-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin:17px 0}.risk-grid article{border:1px solid var(--line);border-radius:14px;padding:17px;background:#fff}.risk-grid h4{margin:10px 0 6px}.risk-grid p{margin:0}.risk-level{display:inline-flex;border-radius:999px;padding:5px 9px;font-size:11px;font-weight:900;text-transform:uppercase}.risk-level.danger{background:#fdeaea;color:var(--red)}.risk-level.warn{background:#fff4dc;color:#a86a10}
.instrument-lesson{display:grid;grid-template-columns:160px 1fr;gap:24px;align-items:center;margin:18px 0}.gauge{width:145px;height:145px;border:10px solid #192634;border-radius:50%;position:relative;background:radial-gradient(circle,#fff 0 60%,#dfe5eb 61%);display:grid;place-items:center;box-shadow:inset 0 0 0 3px #788896,0 9px 20px rgba(13,27,42,.12);overflow:hidden}.gauge b{font-size:24px;z-index:3}.gauge small{position:absolute;bottom:24px;z-index:3}.needle{position:absolute;width:4px;height:52px;background:var(--red);left:50%;top:20px;transform-origin:50% 52px;border-radius:4px;z-index:2}.n-speed{transform:translateX(-50%) rotate(45deg)}.n-alt-long{height:55px;transform:translateX(-50%) rotate(90deg)}.n-alt-short{height:38px;top:37px;transform-origin:50% 36px;transform:translateX(-50%) rotate(210deg);background:var(--navy)}.n-vsi{transform:translateX(-50%) rotate(35deg)}
.gauge-attitude{background:#111}.gauge-attitude .sky,.gauge-attitude .earth{position:absolute;left:0;right:0;height:50%}.gauge-attitude .sky{top:0;background:#69aee0}.gauge-attitude .earth{bottom:0;background:#95663d}.horizon-bar{position:absolute;left:0;right:0;top:50%;height:3px;background:#fff}.aircraft-mark{z-index:3;color:#f6c54c;font-weight:900;font-size:20px}.gauge-heading{background:#101b27;color:#fff}.heading-card{font-family:Consolas,monospace;font-weight:900;font-size:20px;white-space:nowrap}.lubber{position:absolute;top:13px;color:#f5c84c}.gauge-vsi{background:radial-gradient(circle,#f7fafc,#d8e0e7)}
.engine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin:18px 0}.engine-grid article{border:1px solid var(--line);border-radius:14px;padding:16px;background:#fff}.engine-bar{height:12px;border-radius:999px;background:#e8edf2;overflow:hidden}.engine-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--gold),var(--red));border-radius:999px}.engine-grid h4{margin:12px 0 6px}.engine-grid p{margin:0;font-size:14px}
.scan-flow{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px;margin:20px 0;padding:18px;border-radius:15px;background:#0f2133;color:#fff}.scan-flow span{padding:9px 12px;background:rgba(255,255,255,.1);border-radius:10px;font-weight:800}.scan-flow b{color:#75aaff}
@media(max-width:860px){.auto-steps,.risk-grid,.engine-grid{grid-template-columns:1fr}.instrument-lesson{grid-template-columns:1fr}.gauge{margin:auto}.translation-diagram .disc{grid-template-columns:1fr}.force-stage{height:300px}.force.left{left:8px}.force.right{right:8px}}

/* ===== Méthodes et exercices enrichis ===== */
.method-block{margin-top:28px;padding:22px;border:1px solid var(--line);border-radius:16px;background:#f8fbff}
.method-block h3{margin-top:6px}
.method-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;padding:0;list-style:none}
.method-steps li{display:grid;gap:5px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff}
.method-steps span,.practice-plan span{font-size:13px;line-height:1.5;color:var(--muted)}
.practice-plan{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}
.practice-plan article{display:grid;gap:5px;padding:15px;border:1px solid var(--line);border-radius:13px;background:#fff}

.attention-code{display:block;font:800 19px/1.2 Consolas,monospace;letter-spacing:.14em;white-space:nowrap}
.code-table{display:grid;grid-template-columns:repeat(2,minmax(160px,1fr));gap:7px;margin-top:16px;padding:14px;border-radius:13px;background:#0e2033}
.code-table span{display:flex;justify-content:space-between;gap:14px;padding:8px 10px;border-radius:8px;background:rgba(255,255,255,.08);color:#fff}
.code-table code{font-size:15px;color:#a9d0ff}
.question-set-with-context{display:grid;grid-template-columns:minmax(340px,430px) minmax(0,1fr);gap:18px;align-items:start}
.shared-question-context{position:sticky;top:14px;z-index:3}
.coding-reference{padding:16px;border:1px solid var(--line);border-radius:15px;background:#f7f9fc;box-shadow:0 8px 22px rgba(13,27,42,.08)}
.coding-reference .code-table{margin-top:8px}

.orientation-panel{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin:18px 0}
.artificial-horizon{position:relative;width:180px;height:180px;border:12px solid #172331;border-radius:50%;overflow:hidden;background:#111;box-shadow:inset 0 0 0 3px #6f7c88,0 10px 24px rgba(13,27,42,.18)}
.horizon-world{position:absolute;inset:-45%;transform:translateY(var(--pitch)) rotate(var(--bank));transform-origin:center;display:grid;grid-template-rows:1fr 1fr}
.horizon-sky{background:#5ba6dd}.horizon-ground{background:#92623e;border-top:3px solid #fff}
.aircraft-reference{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;color:#ffd24d;font-size:21px;font-weight:900;text-shadow:0 1px 2px #000}
.heading-indicator{min-width:150px;display:grid;gap:5px;padding:18px 22px;border-radius:14px;background:#101b27;color:#fff;text-align:center}
.heading-indicator small{color:#9eb1c3}.heading-indicator strong{font:900 30px Consolas,monospace}.heading-indicator span{color:#bcd0e2}

.cube-sequence{display:flex;align-items:center;gap:13px;flex-wrap:wrap;margin:18px 0}
.logic-cube{position:relative;width:76px;height:76px;transform:rotate(-5deg);font-size:23px;font-weight:900;color:#0e2033}
.logic-cube span{position:absolute;display:grid;place-items:center;border:2px solid #0e2033;background:#fff}
.cube-front{left:11px;top:27px;width:44px;height:44px}.cube-top{left:11px;top:5px;width:44px;height:28px;transform:skewX(-38deg);background:#dcecff!important}.cube-side{left:55px;top:17px;width:24px;height:44px;transform:skewY(-38deg);background:#e8edf3!important}
.cube-missing{display:grid;place-items:center;width:64px;height:64px;border:2px dashed var(--blue);border-radius:12px;color:var(--blue);font-size:28px}
.qcm-opt .logic-cube{margin:4px 12px}

.difference-board{display:grid;gap:10px;margin:18px 0;padding:15px;border-radius:14px;background:#0e2033;overflow-x:auto}
.difference-board>div{display:grid;grid-template-columns:repeat(5,minmax(78px,1fr));gap:8px;min-width:460px}
.difference-board span{position:relative;display:grid;place-items:center;padding:12px 8px;border-radius:9px;background:#fff;color:#13283c;font:900 22px Consolas,monospace}
.difference-board small{position:absolute;left:5px;top:4px;color:#8190a0;font:700 10px system-ui,sans-serif}

@media(max-width:860px){
  .method-steps,.practice-plan{grid-template-columns:1fr}
  .code-table{grid-template-columns:1fr}
  .question-set-with-context{grid-template-columns:1fr}
  .shared-question-context{position:static}
  .orientation-panel{justify-content:center}
  .artificial-horizon{width:155px;height:155px}
}

/* ===== Espace TAMI-C ===== */
.tamic-hero{background:linear-gradient(135deg,#111c2a,#234a6c)}
.format-disclaimer{margin:0 0 18px;padding:13px 16px;border:1px solid #ecd49b;border-radius:12px;background:#fff9e9;color:#624b17;font-size:13px;line-height:1.55}
.tamic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.tamic-card{display:grid;grid-template-columns:48px 1fr auto;gap:16px;align-items:center;padding:20px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 8px 24px rgba(13,27,42,.05)}
.tamic-number{width:44px;height:44px;display:grid;place-items:center;border-radius:12px;background:var(--blue-soft);color:var(--blue);font-weight:900}
.tamic-card h3{margin:4px 0 6px}.tamic-card p:not(.eyebrow){margin:0 0 8px;color:var(--muted);font-size:14px;line-height:1.5}.tamic-card small{color:#657586;font-weight:700}

/* ===== Mémorisation par silhouettes abstraites ===== */
.memo-grid{grid-template-columns:repeat(5,1fr);gap:10px}
.memo-card{padding:12px 8px;min-width:0}
.memo-shape{display:block;width:100%;height:82px;margin:0 auto 7px}
.memo-shape path{fill:#3488df;stroke:#1769bd;stroke-width:1.2;vector-effect:non-scaling-stroke}
.memo-label{font-size:12px;line-height:1.25;overflow-wrap:anywhere}
.memo-recall-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:16px}
.memo-recall-card{padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff;transition:.15s}
.memo-recall-card label{display:block;margin:4px 0 7px;font-size:12px;font-weight:800;color:var(--muted)}
.memo-recall-card select{width:100%;margin:0}
.memo-recall-card.correct{border-color:#9ed8bf;background:#f2fbf7}.memo-recall-card.wrong{border-color:#efb0b0;background:#fff6f6}
.memo-recall-card .result-line{min-height:18px;margin-top:7px}

@media(max-width:1050px){.tamic-grid{grid-template-columns:1fr}.memo-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:860px){.tamic-card{grid-template-columns:42px 1fr}.tamic-card button{grid-column:1/-1}.memo-recall-grid{grid-template-columns:repeat(2,1fr)}.bottom-nav .nav-link{font-size:9px}}
@media(max-width:520px){.memo-grid,.memo-recall-grid{grid-template-columns:repeat(2,1fr)}.memo-shape{height:70px}}