/* ============================================================
   Carnet de bord — Portail (CFPGR)
   Design system: Data-Dense Dashboard
   Palette: Bleu marine #0B3C5D + Ambre #F59E0B
   Type: Fira Sans (UI) + Fira Code (data)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;500;600&family=Fira+Sans:wght@300;400;500;600;700&display=swap');

.js-portal {
    /* ---- Design tokens ---- */
    --js-primary:        #0B3C5D;
    --js-primary-dark:   #072A42;
    --js-primary-light:  #1E6091;
    --js-cta:            #F59E0B;
    --js-cta-dark:       #D97706;
    --js-success:        #16A34A;
    --js-warning:        #D97706;
    --js-danger:         #DC2626;
    --js-info:           #0891B2;

    --js-bg:             #F8FAFC;
    --js-bg-subtle:      #F1F5F9;
    --js-card-bg:        #FFFFFF;
    --js-border:         #CBD5E1;
    --js-border-strong:  #94A3B8;
    --js-text:           #0F172A;
    --js-text-dark:      #0B3C5D;
    --js-text-muted:     #475569;
    --js-text-subtle:    #94A3B8;

    --js-radius-sm:      6px;
    --js-radius:         10px;
    --js-radius-lg:      14px;

    --js-shadow-xs:      0 1px 2px rgba(11, 60, 93, 0.05);
    --js-shadow-sm:      0 1px 3px rgba(11, 60, 93, 0.08), 0 1px 2px rgba(11, 60, 93, 0.04);
    --js-shadow:         0 4px 6px -1px rgba(11, 60, 93, 0.08), 0 2px 4px -2px rgba(11, 60, 93, 0.05);
    --js-shadow-lg:      0 10px 15px -3px rgba(11, 60, 93, 0.10), 0 4px 6px -4px rgba(11, 60, 93, 0.05);

    --js-font-ui:        'Fira Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --js-font-mono:      'Fira Code', 'SF Mono', Menlo, Monaco, monospace;

    --js-transition:     all 180ms cubic-bezier(0.4, 0, 0.2, 1);

    font-family: var(--js-font-ui);
    color: var(--js-text);
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 16px 60px;
    background: var(--js-bg);
    min-height: 700px;
    line-height: 1.5;
}

.js-portal *, .js-portal *::before, .js-portal *::after { box-sizing: border-box; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .js-portal *, .js-portal *::before, .js-portal *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================================
   HEADER
   ============================================================ */
.js-portal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 24px;
    background: linear-gradient(135deg, #0B3C5D 0%, #072A42 50%, #051F33 100%);
    border-radius: var(--js-radius-lg);
    color: #fff;
    box-shadow: var(--js-shadow-lg);
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}
.js-portal__header::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 200px; height: 100%;
    background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.25), transparent 70%);
    pointer-events: none;
}
.js-portal__header-content { position: relative; z-index: 1; }
.js-portal__header h1 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 2px;
    color: #fff;
    letter-spacing: -0.01em;
}
.js-portal__header .js-subtitle {
    font-size: 12px;
    opacity: 0.85;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.js-portal__header .js-user {
    text-align: right;
    font-size: 12px;
    opacity: 0.92;
    position: relative;
    z-index: 1;
}
.js-portal__header .js-user strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 1px;
}

/* ============================================================
   TABS
   ============================================================ */
.js-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 18px;
    background: var(--js-card-bg);
    padding: 5px;
    border-radius: var(--js-radius);
    box-shadow: var(--js-shadow-sm);
    border: 1px solid var(--js-border);
    overflow-x: auto;
    scrollbar-width: thin;
}
.js-tabs::-webkit-scrollbar { height: 4px; }
.js-tabs::-webkit-scrollbar-thumb { background: var(--js-border-strong); border-radius: 4px; }

.js-tab {
    flex: 1;
    min-width: max-content;
    padding: 10px 16px;
    border: none;
    background: transparent;
    color: var(--js-text-muted);
    font-family: var(--js-font-ui);
    font-weight: 500;
    font-size: 13px;
    border-radius: var(--js-radius-sm);
    cursor: pointer;
    transition: var(--js-transition);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.js-tab:hover { background: var(--js-bg-subtle); color: var(--js-text); }
.js-tab:focus-visible { outline: 2px solid var(--js-primary); outline-offset: 2px; }
.js-tab.is-active {
    background: var(--js-primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(11, 60, 93, 0.35);
}
.js-tab svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ============================================================
   CARDS
   ============================================================ */
.js-card {
    background: var(--js-card-bg);
    border-radius: var(--js-radius);
    padding: 22px;
    box-shadow: var(--js-shadow-sm);
    margin-bottom: 16px;
    border: 1px solid var(--js-border);
}
.js-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    gap: 12px;
}
.js-card__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--js-text-dark);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.01em;
}
.js-card__title svg { width: 18px; height: 18px; color: var(--js-primary); }
.js-card h3 {
    margin: 0 0 12px;
    font-size: 11px;
    font-weight: 600;
    color: var(--js-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.js-card--error { border-left: 4px solid var(--js-danger); }
.js-card--warn  { border-left: 4px solid var(--js-warning); }
.js-card--ok    { border-left: 4px solid var(--js-success); }
.js-card--cta {
    background: linear-gradient(135deg, #FFF7ED 0%, #FEF3C7 100%);
    border-color: #FDE68A;
}

/* ============================================================
   STATS / KPI
   ============================================================ */
.js-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}
.js-stat {
    background: var(--js-card-bg);
    padding: 16px 18px;
    border-radius: var(--js-radius);
    box-shadow: var(--js-shadow-sm);
    border: 1px solid var(--js-border);
    border-left: 4px solid var(--js-primary);
    transition: var(--js-transition);
    position: relative;
    overflow: hidden;
}
.js-stat:hover {
    transform: translateY(-2px);
    box-shadow: var(--js-shadow);
}
.js-stat__icon {
    position: absolute;
    top: 14px; right: 14px;
    width: 32px; height: 32px;
    border-radius: 8px;
    background: var(--js-bg-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--js-primary);
}
.js-stat__icon svg { width: 18px; height: 18px; }
.js-stat__value {
    font-family: var(--js-font-mono);
    font-size: 26px;
    font-weight: 600;
    line-height: 1.1;
    color: var(--js-text-dark);
    letter-spacing: -0.02em;
}
.js-stat__label {
    font-size: 11px;
    color: var(--js-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
    font-weight: 500;
}
.js-stat__delta {
    font-size: 11px;
    margin-top: 6px;
    font-weight: 500;
}
.js-stat__delta--up   { color: var(--js-success); }
.js-stat__delta--down { color: var(--js-danger); }

.js-stat--green  { border-left-color: var(--js-success); }
.js-stat--green  .js-stat__icon { background: #DCFCE7; color: var(--js-success); }
.js-stat--orange { border-left-color: var(--js-cta); }
.js-stat--orange .js-stat__icon { background: #FEF3C7; color: var(--js-cta); }
.js-stat--blue   { border-left-color: var(--js-info); }
.js-stat--blue   .js-stat__icon { background: #E0F2FE; color: var(--js-info); }
.js-stat--red    { border-left-color: var(--js-danger); }
.js-stat--red    .js-stat__icon { background: #FEE2E2; color: var(--js-danger); }

/* ============================================================
   LIVE INDICATOR (superviseur temps réel)
   ============================================================ */
.js-live-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 2px 10px;
    background: rgba(22, 163, 74, 0.15);
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    color: #16A34A;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-left: 8px;
    vertical-align: middle;
}
.js-live-badge__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #16A34A;
    animation: js-pulse 2s infinite;
}
.js-live-badge--pulse {
    background: rgba(22, 163, 74, 0.3);
}
@keyframes js-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}

/* ============================================================
   BOUTON AIDE (visite guidée)
   ============================================================ */
.js-tour-help-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    margin-left: 8px;
    vertical-align: middle;
    transition: all 0.15s;
}
.js-tour-help-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ============================================================
   TUILES D'ACTIONS (cliquables, même sans données)
   ============================================================ */
.js-tiles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}
.js-tile {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 18px 20px;
    background: #fff;
    border: 1px solid var(--js-border);
    border-radius: 12px;
    color: var(--js-text);
    text-decoration: none;
    transition: var(--js-transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.js-tile::before {
    content: '';
    position: absolute;
    top: 0; left: 0; bottom: 0;
    width: 4px;
    background: var(--js-primary);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.25s ease;
}
.js-tile:hover {
    border-color: var(--js-primary-light);
    box-shadow: 0 6px 16px rgba(11, 60, 93, 0.12);
    transform: translateY(-2px);
    color: var(--js-text);
}
.js-tile:hover::before { transform: scaleY(1); }
.js-tile__icon {
    font-size: 28px;
    line-height: 1;
    margin-bottom: 2px;
}
.js-tile__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--js-text);
    letter-spacing: -0.01em;
}
.js-tile__meta {
    font-size: 12px;
    color: var(--js-text-muted);
    font-weight: 500;
}

/* ============================================================
   PLACEHOLDERS — états vides élégants
   ============================================================ */
.js-placeholder {
    text-align: center;
    padding: 32px 24px;
    background: linear-gradient(135deg, var(--js-primary-50) 0%, #fff 100%);
    border: 2px dashed var(--js-border-strong);
    border-radius: 12px;
    color: var(--js-text);
}
.js-placeholder__icon {
    font-size: 42px;
    line-height: 1;
    margin-bottom: 12px;
    opacity: 0.85;
}
.js-placeholder__title {
    font-size: 17px;
    font-weight: 600;
    color: var(--js-primary);
    margin: 0 0 12px;
    letter-spacing: -0.01em;
}
.js-placeholder__text {
    font-size: 14px;
    color: var(--js-text-muted);
    max-width: 480px;
    margin: 0 auto 14px;
    line-height: 1.5;
}
.js-placeholder__list {
    list-style: none;
    padding: 0;
    margin: 0 auto 18px;
    max-width: 380px;
    text-align: left;
    display: inline-block;
}
.js-placeholder__list li {
    padding: 6px 0;
    font-size: 13px;
    color: var(--js-text);
}
.js-placeholder__hint {
    font-size: 13px;
    color: var(--js-text-muted);
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--js-border);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}
.js-placeholder__hint a {
    color: var(--js-primary);
    text-decoration: underline;
    font-weight: 600;
}

/* Variante dans une carte (titre déjà présent) */
.js-card.js-placeholder {
    background: linear-gradient(135deg, var(--js-primary-50) 0%, #fff 100%);
    border: 1px solid var(--js-border);
}
.js-card.js-placeholder .js-card__title {
    text-align: left;
    margin-bottom: 24px;
    color: var(--js-primary);
}

/* ============================================================
   FORMS
   ============================================================ */
.js-field { margin-bottom: 14px; }
.js-field label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--js-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 6px;
}
.js-field input[type="text"],
.js-field input[type="email"],
.js-field input[type="date"],
.js-field input[type="time"],
.js-field input[type="number"],
.js-field input[type="tel"],
.js-field select,
.js-field textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--js-border-strong);
    border-radius: var(--js-radius-sm);
    font-size: 14px;
    font-family: var(--js-font-ui);
    background: #fff;
    color: var(--js-text-dark);
    transition: var(--js-transition);
}
.js-field input:hover,
.js-field select:hover,
.js-field textarea:hover { border-color: var(--js-primary-light); }
.js-field input:focus,
.js-field select:focus,
.js-field textarea:focus {
    outline: none;
    border-color: var(--js-primary);
    box-shadow: 0 0 0 3px rgba(11, 60, 93, 0.15);
}
.js-field textarea { min-height: 90px; resize: vertical; line-height: 1.5; }
.js-field--error input,
.js-field--error select,
.js-field--error textarea { border-color: var(--js-danger); }
.js-field__hint { font-size: 11px; color: var(--js-text-muted); margin-top: 4px; }
.js-field__error { font-size: 12px; color: var(--js-danger); margin-top: 4px; font-weight: 500; }

.js-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.js-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.js-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 768px) {
    .js-grid-2, .js-grid-3, .js-grid-4 { grid-template-columns: 1fr; }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.js-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: var(--js-radius-sm);
    font-size: 13px;
    font-weight: 600;
    font-family: var(--js-font-ui);
    cursor: pointer;
    transition: var(--js-transition);
    text-decoration: none;
    min-height: 40px; /* touch target */
    line-height: 1;
}
.js-btn:focus-visible { outline: 2px solid var(--js-primary); outline-offset: 2px; }
.js-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.js-btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.js-btn--primary {
    background: var(--js-primary);
    color: #fff;
    box-shadow: 0 1px 2px rgba(11, 60, 93, 0.25);
}
.js-btn--primary:hover:not(:disabled) {
    background: var(--js-primary-dark);
    box-shadow: 0 4px 12px rgba(11, 60, 93, 0.30);
}

.js-btn--cta {
    background: var(--js-cta);
    color: #fff;
    box-shadow: 0 1px 2px rgba(249, 115, 22, 0.25);
}
.js-btn--cta:hover:not(:disabled) {
    background: var(--js-cta-dark);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
}

.js-btn--success { background: var(--js-success); color: #fff; }
.js-btn--success:hover:not(:disabled) { background: #15803D; }

.js-btn--danger  { background: var(--js-danger); color: #fff; }
.js-btn--danger:hover:not(:disabled) { background: #B91C1C; }

.js-btn--ghost {
    background: transparent;
    color: var(--js-text-muted);
    border-color: var(--js-border-strong);
}
.js-btn--ghost:hover:not(:disabled) {
    background: var(--js-bg-subtle);
    color: var(--js-text-dark);
    border-color: var(--js-primary-light);
}

.js-btn--sm { padding: 6px 12px; font-size: 12px; min-height: 32px; }
.js-btn--block { width: 100%; }

/* ============================================================
   TABLES
   ============================================================ */
.js-table-wrap {
    overflow-x: auto;
    border-radius: var(--js-radius);
    border: 1px solid var(--js-border);
    background: #fff;
}
.js-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    font-family: var(--js-font-ui);
}
.js-table th, .js-table td {
    padding: 11px 14px;
    text-align: left;
    border-bottom: 1px solid var(--js-border);
}
.js-table th {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--js-text-muted);
    font-weight: 600;
    background: var(--js-bg-subtle);
    position: sticky;
    top: 0;
}
.js-table tbody tr { transition: background 120ms ease; }
.js-table tbody tr:hover { background: var(--js-bg-subtle); }
.js-table tbody tr:last-child td { border-bottom: none; }
.js-table .num { font-family: var(--js-font-mono); text-align: right; }
.js-table .actions { text-align: right; white-space: nowrap; }

/* ============================================================
   BADGES
   ============================================================ */
.js-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    line-height: 1.4;
}
.js-badge--p { background: #DCFCE7; color: #166534; }
.js-badge--a { background: #FEE2E2; color: #991B1B; }
.js-badge--r { background: #FEF3C7; color: #92400E; }
.js-badge--d { background: #DBEAFE; color: #051F33; }
.js-badge--info    { background: #E0F2FE; color: #075985; }
.js-badge--success { background: #DCFCE7; color: #166534; }
.js-badge--warn    { background: #FEF3C7; color: #92400E; }

/* ============================================================
   STUDENT PICKER (superviseur)
   ============================================================ */
.js-student-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
}
.js-student-card {
    background: #fff;
    border: 1px solid var(--js-border);
    border-radius: var(--js-radius);
    padding: 18px;
    cursor: pointer;
    transition: var(--js-transition);
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.js-student-card:hover {
    border-color: var(--js-primary);
    box-shadow: var(--js-shadow);
    transform: translateY(-2px);
}
.js-student-card__name {
    font-weight: 700;
    font-size: 15px;
    color: var(--js-text-dark);
}
.js-student-card__company {
    font-size: 12px;
    color: var(--js-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}
.js-student-card__stats {
    display: flex;
    gap: 14px;
    padding-top: 10px;
    border-top: 1px solid var(--js-border);
    margin-top: auto;
}
.js-student-card__stat {
    flex: 1;
}
.js-student-card__stat-value {
    font-family: var(--js-font-mono);
    font-size: 16px;
    font-weight: 600;
    color: var(--js-primary);
}
.js-student-card__stat-label {
    font-size: 10px;
    color: var(--js-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================================
   EMPTY / LOADING
   ============================================================ */
.js-empty {
    text-align: center;
    padding: 50px 20px;
    color: var(--js-text-muted);
    font-size: 14px;
}
.js-empty svg { width: 48px; height: 48px; opacity: 0.4; margin-bottom: 12px; }

.js-loading {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid var(--js-border);
    border-top-color: var(--js-primary);
    border-radius: 50%;
    animation: js-spin 0.7s linear infinite;
}
.js-skeleton {
    background: linear-gradient(90deg, var(--js-bg-subtle) 0%, #fff 50%, var(--js-bg-subtle) 100%);
    background-size: 200% 100%;
    animation: js-shimmer 1.4s ease-in-out infinite;
    border-radius: var(--js-radius-sm);
    height: 14px;
}
@keyframes js-spin { to { transform: rotate(360deg); } }
@keyframes js-shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ============================================================
   TOAST
   ============================================================ */
.js-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--js-text-dark);
    color: #fff;
    padding: 14px 20px;
    border-radius: var(--js-radius);
    box-shadow: var(--js-shadow-lg);
    z-index: 9999;
    font-size: 13px;
    font-weight: 500;
    max-width: 360px;
    animation: js-slideup 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}
.js-toast--success { background: var(--js-success); }
.js-toast--error   { background: var(--js-danger); }
.js-toast--info    { background: var(--js-info); }
@keyframes js-slideup {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* ============================================================
   MODAL
   ============================================================ */
.js-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(46, 16, 101, 0.55);
    backdrop-filter: blur(4px);
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    animation: js-fade 0.2s ease;
}
.js-modal {
    background: #fff;
    border-radius: var(--js-radius-lg);
    max-width: 540px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--js-shadow-lg);
    animation: js-zoom 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.js-modal__header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--js-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.js-modal__title { font-size: 17px; font-weight: 700; margin: 0; }
.js-modal__body { padding: 24px; }
.js-modal__footer {
    padding: 16px 24px;
    border-top: 1px solid var(--js-border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    background: var(--js-bg-subtle);
    border-radius: 0 0 var(--js-radius-lg) var(--js-radius-lg);
}
.js-modal__close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--js-text-muted);
    border-radius: 4px;
}
.js-modal__close:hover { background: var(--js-bg-subtle); color: var(--js-danger); }
@keyframes js-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes js-zoom { from { transform: scale(0.96); opacity: 0; } to { transform: scale(1); opacity: 1; } }

/* ============================================================
   SIGNATURE PAD
   ============================================================ */
.js-signature {
    border: 2px dashed var(--js-border-strong);
    border-radius: var(--js-radius);
    background: #fff;
    cursor: crosshair;
    display: block;
    width: 100%;
    max-width: 100%;
    touch-action: none;
}
.js-signature--filled { border-style: solid; border-color: var(--js-success); }

/* ============================================================
   PROGRESS BAR
   ============================================================ */
.js-progress {
    width: 100%;
    height: 8px;
    background: var(--js-bg-subtle);
    border-radius: 999px;
    overflow: hidden;
    position: relative;
}
.js-progress__bar {
    height: 100%;
    background: linear-gradient(90deg, var(--js-primary) 0%, var(--js-primary-light) 100%);
    border-radius: 999px;
    transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}
.js-progress__bar--ghost {
    position: absolute;
    top: 0; left: 0;
    height: 100%;
    background: rgba(11, 60, 93, 0.15);
    border-radius: 999px;
    z-index: 1;
    transition: width 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   CHECKLIST (cases à cocher protocole superviseur)
   ============================================================ */
.js-checklist {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin: 16px 0;
}
.js-checklist__item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--js-bg-subtle);
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    transition: var(--js-transition);
    user-select: none;
}
.js-checklist__item:hover {
    background: var(--js-primary-100);
}
.js-checklist__item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--js-primary);
    cursor: pointer;
    flex-shrink: 0;
}
.js-checklist__item--done {
    background: #DCFCE7;
    color: #166534;
}
.js-checklist__item--done:hover {
    background: #BBF7D0;
}

/* Mini progress bar in student cards (supervisor list) */
.js-student-card__progress {
    margin-top: 8px;
}
.js-student-card__progress-label {
    display: flex;
    justify-content: space-between;
    font-size: 10px;
    font-family: var(--js-font-mono);
    color: var(--js-text-muted);
    margin-bottom: 3px;
}
.js-student-card__progress-bar {
    width: 100%;
    height: 6px;
    background: var(--js-bg-subtle);
    border-radius: 999px;
    overflow: hidden;
}
.js-student-card__progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--js-primary), var(--js-cta));
    border-radius: 999px;
    transition: width 400ms ease;
}

/* ============================================================
   RESOURCE CARDS (maître de stage)
   ============================================================ */
.js-resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}
.js-resource-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: #fff;
    border: 1px solid var(--js-border);
    border-radius: var(--js-radius);
    text-decoration: none;
    color: var(--js-text-dark);
    transition: var(--js-transition);
}
.js-resource-card:hover {
    border-color: var(--js-cta);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.12);
    transform: translateY(-2px);
    color: var(--js-text-dark);
}
.js-resource-card__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #FEF3C7;
    color: var(--js-cta);
}
.js-resource-card__icon svg { width: 22px; height: 22px; }
.js-resource-card__icon--pdf  { background: #FEE2E2; color: #DC2626; }
.js-resource-card__icon--doc  { background: #E0F2FE; color: #0284C7; }
.js-resource-card__icon--video { background: #E0F2FE; color: #0B3C5D; }
.js-resource-card__icon--link { background: #DCFCE7; color: #16A34A; }

.js-resource-card__body { flex: 1; min-width: 0; }
.js-resource-card__title {
    font-weight: 600;
    font-size: 14px;
    color: var(--js-text-dark);
    margin-bottom: 3px;
}
.js-resource-card__desc {
    font-size: 12px;
    color: var(--js-text-muted);
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.js-resource-card__arrow {
    flex-shrink: 0;
    color: var(--js-text-subtle);
    transition: var(--js-transition);
}
.js-resource-card:hover .js-resource-card__arrow {
    color: var(--js-cta);
    transform: translateX(2px);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
    .js-portal { padding: 12px 10px 40px; }
    .js-portal__header { padding: 14px 18px; flex-direction: column; align-items: flex-start; gap: 10px; }
    .js-portal__header .js-user { text-align: left; }
    .js-card { padding: 18px; }
    .js-stat__value { font-size: 22px; }
}