/* ================================================
   features.css — Styles pour les 4 nouvelles features
   F6: Readiness Check | F7: Week Summary
   F8: Max Prediction  | F4: Progression Charts
   ================================================ */

/* ─── FEATURE 6 : READINESS CHECK ─────────────── */

.readiness-panel {
    margin-bottom: 16px;
}

.readiness-form {
    background: var(--surface);
    border-radius: var(--r-input);
    padding: 16px;
    border: 1px solid rgba(194,160,96,0.15);
}

.readiness-title {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 14px;
}

.readiness-sliders {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 14px;
}

.readiness-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.readiness-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-2);
    min-width: 68px;
}

.readiness-slider {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    border-radius: 2px;
    background: rgba(0,0,0,0.1);
    outline: none;
    cursor: pointer;
}
.readiness-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--gold);
    border: 2px solid #fff;
    box-shadow: 0 1px 6px rgba(0,0,0,0.18);
    cursor: pointer;
}
.readiness-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--gold);
    border: 2px solid #fff;
    box-shadow: 0 1px 6px rgba(0,0,0,0.18);
    cursor: pointer;
}

.readiness-val {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text);
    min-width: 18px;
    text-align: center;
}

.readiness-submit {
    width: 100%;
    padding: 10px;
    background: var(--gold);
    color: #fff;
    border: none;
    border-radius: var(--r-input);
    font-size: 0.8125rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.04em;
    transition: opacity 0.2s;
}
.readiness-submit:active { opacity: 0.8; }

.readiness-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: var(--r-pill, 999px);
    font-size: 0.8125rem;
    font-weight: 600;
    background: var(--surface);
    margin-bottom: 12px;
}

.readiness-badge--great    { color: var(--green);  border: 1px solid rgba(52,199,89,0.25); }
.readiness-badge--normal   { color: var(--text-2); border: 1px solid rgba(0,0,0,0.08); }
.readiness-badge--fatigued { color: var(--orange); border: 1px solid rgba(255,149,0,0.25); }
.readiness-badge--exhausted{ color: var(--red);    border: 1px solid rgba(255,59,48,0.25); }

.readiness-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}
.readiness-badge--great    .readiness-badge-dot { background: var(--green); }
.readiness-badge--normal   .readiness-badge-dot { background: var(--text-3); }
.readiness-badge--fatigued .readiness-badge-dot { background: var(--orange); }
.readiness-badge--exhausted .readiness-badge-dot { background: var(--red); }

/* ─── FEATURE 7 : RÉSUMÉ DE SEMAINE ───────────── */

.btn-week-summary {
    display: block;
    width: 100%;
    margin-top: 20px;
    padding: 14px;
    background: transparent;
    border: 1.5px solid rgba(194,160,96,0.4);
    border-radius: var(--r-input);
    color: var(--gold);
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.03em;
    transition: background 0.2s, border-color 0.2s;
}
.btn-week-summary:active {
    background: rgba(194,160,96,0.08);
}

.week-summary-overlay {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.week-summary-modal {
    background: var(--card-bg, #fff);
    border-radius: 24px 24px 0 0;
    padding: 32px 24px 40px;
    max-width: 540px;
    width: 100%;
    box-shadow: 0 -8px 40px rgba(0,0,0,0.12);
    position: relative;
    animation: wksSumSlideUp 0.35s cubic-bezier(.22,.68,0,1.2) both;
}

@keyframes wksSumSlideUp {
    from { transform: translateY(100%); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.week-summary-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--surface);
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    font-size: 0.875rem;
    cursor: pointer;
    color: var(--text-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.week-summary-week-label {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 4px;
}

.week-summary-modal h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 0 24px;
    color: var(--text);
}

.week-summary-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.wks-stat {
    background: var(--surface);
    border-radius: var(--r-input);
    padding: 16px 12px;
    text-align: center;
}

.wks-stat-value {
    display: block;
    font-size: 1.375rem;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.03em;
}

.wks-stat-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-top: 4px;
}

.wks-trend {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--r-input);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 20px;
}
.wks-trend--up      { background: rgba(255,59,48,0.06);   color: var(--red); }
.wks-trend--down    { background: rgba(52,199,89,0.06);   color: var(--green); }
.wks-trend--neutral { background: var(--surface);          color: var(--text-2); }

.wks-prs {
    margin-bottom: 20px;
}

.wks-prs-title {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 8px;
}

.wks-pr-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

.wks-share-btn {
    display: block;
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--gold) 0%, #a8843a 100%);
    color: #fff;
    border: none;
    border-radius: var(--r-input);
    font-size: 0.9375rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.03em;
    transition: opacity 0.2s;
}
.wks-share-btn:active { opacity: 0.85; }

/* ─── FEATURE 8 : PRÉDICTION DE MAX ───────────── */

.pred-section {
    margin-bottom: 24px;
}

.pred-section-label {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
    padding: 0 4px;
}

.pred-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

@media (max-width: 400px) {
    .pred-cards-grid { grid-template-columns: 1fr; }
}

.pred-card {
    background: var(--card-bg, #fff);
    border-radius: var(--r-card, 16px);
    padding: 18px 12px;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    border: 1px solid rgba(0,0,0,0.04);
}

.pred-lift-name {
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 8px;
}

.pred-value {
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.04em;
    line-height: 1;
    margin-bottom: 8px;
}
.pred-value--empty { color: var(--text-3); font-size: 1.5rem; }

.pred-confidence {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.pred-conf-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
}

.pred-confidence--high   { color: var(--green);  }
.pred-confidence--high   .pred-conf-dot { background: var(--green); }
.pred-confidence--medium { color: var(--orange); }
.pred-confidence--medium .pred-conf-dot { background: var(--orange); }
.pred-confidence--low    { color: var(--text-3); }
.pred-confidence--low    .pred-conf-dot { background: var(--text-3); }
.pred-confidence--none   { color: var(--text-3); }
.pred-confidence--none   .pred-conf-dot { background: var(--text-3); }

.pred-note {
    font-size: 0.5625rem;
    color: var(--text-3);
    margin-top: 5px;
}

.tracker-amrap-reps {
    display: block;
    width: 56px;
    margin-top: 4px;
    padding: 4px 6px;
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    text-align: center;
    background: var(--surface);
    color: var(--text);
}
.tracker-amrap-reps::placeholder { color: var(--text-3); font-size: 0.75rem; }

/* ─── FEATURE 4 : GRAPHIQUES DE PROGRESSION ───── */

.chart-toggle {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.chart-toggle-btn {
    padding: 8px 18px;
    border-radius: var(--r-pill, 999px);
    border: 1.5px solid rgba(0,0,0,0.12);
    background: transparent;
    color: var(--text-2);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.chart-toggle-btn.active {
    background: var(--text);
    color: var(--card-bg, #fff);
    border-color: var(--text);
}

.chart-card {
    margin-bottom: 20px;
}

.chart-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.chart-card-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
}

.chart-area {
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
}

.chart-area svg {
    width: 100%;
    height: auto;
    display: block;
}

.chart-empty {
    text-align: center;
    color: var(--text-3);
    padding: 32px 16px;
    font-size: 0.875rem;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .week-summary-modal { animation: none; }
}