.page-modifier-contribution {
    padding: 28px 20px 56px;
}

.page-modifier-contribution__conteneur {
    max-width: 980px;
    margin: 0 auto;
}

.app-mode-fenetre .page-modifier-contribution {
    width: min(1120px, calc(100% - 32px));
    margin: 32px auto 64px;
    padding: 0;
}

.app-mode-fenetre .page-modifier-contribution__conteneur {
    max-width: none;
}

.modif-contribution-entete-groupe {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    padding: 18px 22px;
    margin-bottom: 24px;
    background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
    border: 1px solid #DBE7F4;
    border-radius: 22px;
    box-shadow: 0 10px 30px rgba(15, 45, 95, 0.06);
}

.modif-contribution-entete-groupe__gauche {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.modif-contribution-entete-groupe__avatar {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    overflow: hidden;
    flex: 0 0 auto;
    background: #EEF4FF;
    border: 1px solid #DBE7F4;
    box-shadow: 0 8px 18px rgba(15, 45, 95, 0.08);
}

.modif-contribution-entete-groupe__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.modif-contribution-entete-groupe__avatar--fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #194EB6;
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(145deg, #EEF4FF, #DCE9FF);
}

.modif-contribution-entete-groupe__texte {
    min-width: 0;
}

.modif-contribution-entete-groupe__sur-titre {
    display: block;
    margin-bottom: 4px;
    color: #66758A;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.modif-contribution-entete-groupe__nom {
    margin: 0;
    color: #101010;
    font-size: 28px;
    line-height: 1.1;
    font-weight: 800;
    word-break: break-word;
}

.modif-contribution-carte {
    background: #FFFFFF;
    border: 1px solid #DBE7F4;
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(15, 45, 95, 0.06);
    overflow: hidden;
}

.app-mode-fenetre .modif-contribution-carte {
    padding: 24px;
    margin-bottom: 24px;
    background: #FFFFFF;
    border: 1px solid #DFE7F5;
    border-radius: 20px;
    box-shadow: 0 18px 45px rgba(23, 32, 51, 0.08);
    overflow: visible;
}

.modif-contribution-carte__entete {
    padding: 24px 24px 0;
}

.app-mode-fenetre .modif-contribution-carte__entete {
    padding: 0 0 18px;
}

.modif-contribution-carte__sur-titre {
    margin: 0 0 8px;
    color: #194EB6;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.modif-contribution-carte__titre {
    margin: 0 0 8px;
    color: #101010;
    font-size: 30px;
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.app-mode-fenetre .modif-contribution-carte__titre {
    font-size: 1.5rem;
    line-height: 1.2;
    letter-spacing: 0;
}

.modif-contribution-carte__description {
    margin: 0;
    color: #4A5565;
    font-size: 15px;
    line-height: 1.65;
}

.modif-contribution-erreurs {
    margin: 20px 24px 0;
    padding: 14px 16px;
    background: #FFE3E3;
    border: 1px solid #FFC9C9;
    border-radius: 14px;
    color: #8A1F1F;
}

.modif-contribution-succes {
    margin: 20px 24px 0;
    padding: 14px 16px;
    background: #E7F7ED;
    border: 1px solid #CFEAD9;
    border-radius: 14px;
    color: #1D7A3D;
    font-weight: 800;
}

.app-mode-fenetre .modif-contribution-succes {
    margin: 0 0 18px;
}

.modif-contribution-formulaire {
    padding: 24px;
}

.app-mode-fenetre .modif-contribution-formulaire {
    padding: 0;
}

.modif-contribution-grille {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.modif-contribution-champ--plein {
    grid-column: 1 / -1;
}

.modif-contribution-champ label,
.modif-contribution-section-conditionnelle label {
    display: block;
    margin-bottom: 8px;
    color: #101010;
    font-size: 14px;
    font-weight: 700;
}

.modif-contribution-champ input[type="text"],
.modif-contribution-champ input[type="number"],
.modif-contribution-champ select,
.modif-contribution-champ textarea,
.modif-contribution-section-conditionnelle input[type="number"],
.modif-contribution-section-conditionnelle textarea {
    width: 100%;
    min-height: 52px;
    padding: 13px 15px;
    border: 1px solid #C9DBEF;
    border-radius: 14px;
    background: #FFFFFF;
    color: #101010;
    font: inherit;
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
    box-sizing: border-box;
}

.modif-contribution-champ textarea,
.modif-contribution-section-conditionnelle textarea {
    min-height: 120px;
    resize: vertical;
}

.modif-contribution-champ input:focus,
.modif-contribution-champ select:focus,
.modif-contribution-champ textarea:focus,
.modif-contribution-section-conditionnelle input:focus,
.modif-contribution-section-conditionnelle textarea:focus {
    outline: none;
    border-color: #194EB6;
    box-shadow: 0 0 0 4px rgba(25, 78, 182, 0.08);
}

.modif-contribution-section-conditionnelle {
    margin-top: 24px;
    padding: 22px;
    background: linear-gradient(180deg, #FBFDFF 0%, #F4F9FF 100%);
    border: 1px solid #DBE7F4;
    border-radius: 20px;
}

.modif-contribution-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 24px;
}

.modif-contribution-options--precisions {
    grid-template-columns: 1fr;
}

.modif-contribution-option-case {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 58px;
    padding: 15px 16px;
    border: 1px solid #C9DBEF;
    border-radius: 16px;
    background: #FFFFFF;
    color: #101010;
    font-weight: 800;
    cursor: pointer;
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.modif-contribution-option-case:hover,
.modif-contribution-option-case:focus-within {
    border-color: #194EB6;
    box-shadow: 0 0 0 4px rgba(25, 78, 182, 0.06);
}

.modif-contribution-option-case input {
    width: 20px;
    height: 20px;
    margin: 0;
    flex: 0 0 auto;
    accent-color: #194EB6;
}

.modif-contribution-section-conditionnelle h3 {
    margin: 0 0 16px;
    color: #101010;
    font-size: 21px;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.modif-contribution-date-heure {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.modif-contribution-date-heure__bloc {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.modif-contribution-date-heure__ligne {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 12px;
}

.modif-contribution-entree-dateheure {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 54px;
    padding: 0 14px 0 44px;
    border: 1px solid #C9DBEF;
    border-radius: 16px;
    background: #FFFFFF;
    transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.modif-contribution-entree-dateheure:focus-within {
    border-color: #194EB6;
    box-shadow: 0 0 0 4px rgba(25, 78, 182, 0.08);
    transform: translateY(-1px);
}

.modif-contribution-entree-dateheure__icone {
    position: absolute;
    left: 14px;
    top: 50%;
    width: 18px;
    height: 18px;
    transform: translateY(-50%);
    color: #194EB6;
    opacity: 0.95;
    pointer-events: none;
}

.modif-contribution-entree-dateheure input[type="date"],
.modif-contribution-entree-dateheure input[type="time"] {
    width: 100%;
    min-height: 52px;
    padding: 0;
    border: 0;
    background: transparent;
    color: #101010;
    font: inherit;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
}

.modif-contribution-entree-dateheure input[type="date"]::-webkit-calendar-picker-indicator,
.modif-contribution-entree-dateheure input[type="time"]::-webkit-calendar-picker-indicator {
    cursor: pointer;
    opacity: 0.55;
}

.modif-contribution-texte-aide {
    margin-top: 12px;
    color: #66758A;
    font-size: 14px;
    line-height: 1.6;
}

.modif-contribution-ligne-case {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.modif-contribution-ligne-case input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: #194EB6;
}

.modif-contribution-ligne-case label {
    margin: 0;
    font-weight: 600;
}

.modif-contribution-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    margin-top: 30px;
}

.modif-contribution-masque {
    display: none !important;
}

@media (max-width: 860px) {
    .modif-contribution-entete-groupe {
        align-items: flex-start;
        flex-direction: column;
    }

    .modif-contribution-entete-groupe .bouton {
        width: 100%;
    }

    .modif-contribution-grille,
    .modif-contribution-date-heure,
    .modif-contribution-date-heure__ligne,
    .modif-contribution-options {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page-modifier-contribution {
        padding: 20px 14px 40px;
    }

    .app-mode-fenetre .page-modifier-contribution {
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .app-mode-fenetre .modif-contribution-carte {
        padding: 18px 16px 22px;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .modif-contribution-entete-groupe,
    .modif-contribution-formulaire {
        padding-left: 16px;
        padding-right: 16px;
    }

    .modif-contribution-carte__entete {
        padding: 20px 16px 0;
    }

    .modif-contribution-erreurs {
        margin-left: 16px;
        margin-right: 16px;
    }

    .modif-contribution-actions {
        flex-direction: column-reverse;
        align-items: stretch;
    }

    .modif-contribution-actions .bouton {
        width: 100%;
    }

    .modif-contribution-entete-groupe__nom {
        font-size: 24px;
    }

    .modif-contribution-carte__titre {
        font-size: 26px;
    }
}