:root {
    --sidebar-w: 240px;
    --topbar-h: 56px;

    /* ----- Tema claro (conteúdo) ----- */
    --bg-dark:        #faf9f5;   /* fundo da aplicação (creme) */
    --bg-card:        #ffffff;   /* cartões, topbar, modais */
    --bg-elev:        #f4f2ec;   /* zonas de realce */
    --bg-input:       #ffffff;
    --bg-hover:       #f0eee9;

    --border-color:   #e4e1da;
    --border-strong:  #cfcac0;

    --accent:         #1c9966;   /* verde iSocio (contraste em fundo claro) */
    --accent-hover:   #16774f;
    --accent-bg:      rgba(35, 186, 125, 0.14);

    /* ----- Sidebar escura (verde-petróleo iSocio) ----- */
    --sidebar-bg:        #19221d;
    --sidebar-border:    #2a352e;
    --sidebar-text:      #c9cfc9;
    --sidebar-text-strong:#f1f3ef;
    --sidebar-muted:     #8a948b;
    --sidebar-hover-bg:  rgba(255, 255, 255, 0.06);
    --sidebar-active-bg: #23ba7d;
    --sidebar-active:    #ffffff;

    --brand-red:      #eb7955;
    --brand-red-hover:#de6845;

    --success:        #1c9966;
    --success-bg:     rgba(28, 153, 102, 0.14);
    --warning:        #f59e0b;
    --warning-bg:     rgba(245, 158, 11, 0.14);
    --danger:         #ef4444;
    --danger-bg:      rgba(239, 68, 68, 0.14);
    --info:           #3e96ea;
    --info-bg:        rgba(62, 150, 234, 0.14);

    --text-primary:   #19221d;
    --text-secondary: #4a4f49;
    --text-muted:     #6c756a;
    --text-disabled:  #a8aea6;
}

* { -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }
body {
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

::selection { background: var(--accent); color: #fff; }

/* ==================== LAYOUT ==================== */
.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar-w);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--sidebar-border);
    position: fixed;
    top: 0; left: 0; bottom: 0;
    display: flex; flex-direction: column;
    z-index: 1040;
    transition: transform 0.25s ease;
}
.sidebar-header {
    padding: 1rem;
    border-bottom: 1px solid var(--sidebar-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-height: var(--topbar-h);
}
.sidebar-logo {
    height: 42px;
    width: auto;
    flex-shrink: 0;
}
.sidebar-header strong { color: var(--sidebar-text-strong); }
.sidebar-header .text-muted { color: var(--sidebar-muted) !important; }

.sidebar-nav { padding: 0.5rem; flex: 1; overflow-y: auto; }
.sidebar-nav .nav-link {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.75rem 0.75rem;
    color: var(--sidebar-text);
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.95rem;
    min-height: 44px;
}
.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link:focus {
    background: var(--sidebar-hover-bg);
    color: var(--sidebar-text-strong);
}
.sidebar-nav .nav-link.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active);
}
.sidebar-nav .nav-link.disabled { color: var(--sidebar-muted); pointer-events: none; }
.sidebar-nav .nav-link i { width: 18px; text-align: center; font-size: 1.05rem; }

.main {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-width: 0;
}

.topbar {
    height: var(--topbar-h);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 1rem;
    position: sticky; top: 0; z-index: 20;
    gap: 0.5rem;
}
.topbar h1, .topbar-title { color: var(--text-primary); }
.topbar-title {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.btn-burger {
    background: transparent;
    border: 0;
    padding: 0.5rem;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--text-secondary);
    display: none;
    min-width: 44px;
    min-height: 44px;
}
.user-area {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}
.user-name {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.content { padding: 1.5rem; }

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1030;
}
.sidebar-backdrop.show { display: block; }

/* ==================== CARDS ==================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: none;
}
.card-header {
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.9rem;
}
.card-body { color: var(--text-primary); }

/* ==================== TABELAS ==================== */
.table {
    color: var(--text-primary);
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
    --bs-table-border-color: var(--border-color);
    --bs-table-hover-bg: var(--bg-hover);
    --bs-table-hover-color: var(--text-primary);
    --bs-table-striped-bg: var(--bg-elev);
    --bs-table-striped-color: var(--text-primary);
}
.table > :not(caption) > * > * { padding: 0.65rem 0.75rem; }
.table-light, .table > thead, .table > thead th, .table thead.table-light {
    background: var(--bg-elev) !important;
    color: var(--text-secondary) !important;
    border-color: var(--border-color) !important;
}

/* ==================== FORMULÁRIOS ==================== */
.form-label { color: var(--text-secondary); font-size: 0.875rem; }
.form-text { color: var(--text-muted); }

.form-control,
.form-select {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    min-height: 44px;
    font-size: 1rem;
}
.form-control:focus,
.form-select:focus {
    background: var(--bg-input);
    border-color: var(--accent);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px var(--accent-bg);
}
.form-control::placeholder { color: var(--text-muted); }
.form-control:disabled,
.form-select:disabled {
    background: var(--bg-elev);
    color: var(--text-muted);
}
.form-control-sm, .form-select-sm { min-height: 36px; font-size: 0.875rem; }

.form-check-input {
    width: 1.15em; height: 1.15em;
    margin-top: 0.2em;
    background-color: var(--bg-input);
    border-color: var(--border-strong);
}
.form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}
.form-check-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-bg);
}
.form-check-label { color: var(--text-secondary); }

.is-invalid { border-color: var(--danger) !important; }

/* ==================== BOTÕES ==================== */
.btn { min-height: 38px; font-weight: 500; }
.btn-sm { min-height: 32px; }

.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
}

.btn-dark {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-dark:hover, .btn-dark:focus {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
}

.btn-brand {
    background: var(--brand-red);
    border-color: var(--brand-red);
    color: #fff;
}
.btn-brand:hover { background: var(--brand-red-hover); border-color: var(--brand-red-hover); color: #fff; }

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-strong);
    background: transparent;
}
.btn-outline-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-strong);
    color: var(--text-primary);
}
.btn-outline-danger {
    color: var(--danger);
    border-color: var(--danger);
    background: transparent;
}
.btn-outline-danger:hover {
    background: var(--danger);
    border-color: var(--danger);
    color: #fff;
}

/* ==================== BADGES ==================== */
.badge { font-weight: 500; }
.badge.bg-light.text-dark,
.badge.bg-light {
    background: var(--bg-input) !important;
    color: var(--text-secondary) !important;
}
.badge.bg-success { background: var(--success-bg) !important; color: var(--success) !important; }
.badge.bg-warning { background: var(--warning-bg) !important; color: var(--warning) !important; }
.badge.bg-danger  { background: var(--danger-bg)  !important; color: var(--danger)  !important; }
.badge.bg-info    { background: var(--info-bg)    !important; color: var(--info)    !important; }
.badge.bg-secondary { background: var(--bg-input) !important; color: var(--text-muted) !important; }

/* ==================== ALERTS ==================== */
.alert {
    border: 1px solid transparent;
}
.alert-success { background: var(--success-bg); border-color: var(--success); color: var(--success); }
.alert-warning { background: var(--warning-bg); border-color: var(--warning); color: var(--warning); }
.alert-danger  { background: var(--danger-bg);  border-color: var(--danger);  color: var(--danger); }
.alert-info    { background: var(--info-bg);    border-color: var(--info);    color: var(--info); }
.alert .btn-close { filter: invert(1) opacity(0.6); }

/* ==================== TABS ==================== */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
}
.nav-tabs .nav-link {
    color: var(--text-muted);
    border: 0;
    border-bottom: 2px solid transparent;
    background: transparent;
}
.nav-tabs .nav-link:hover {
    color: var(--text-primary);
    border-color: transparent;
}
.nav-tabs .nav-link.active {
    color: var(--accent);
    background: transparent;
    border-bottom-color: var(--accent);
}
.nav-tabs .nav-link.disabled { color: var(--text-disabled); }

/* ==================== PAGINAÇÃO ==================== */
.pagination .page-link {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-secondary);
}
.pagination .page-link:hover {
    background: var(--bg-hover);
    border-color: var(--border-strong);
    color: var(--text-primary);
}
.pagination .page-item.active .page-link {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ==================== LOGIN ==================== */
.auth-body {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg-dark);
    background-image:
        radial-gradient(circle at 15% 10%, rgba(35, 186, 125, 0.20), transparent 45%),
        radial-gradient(circle at 85% 90%, rgba(235, 121, 85, 0.14), transparent 45%);
    padding: 1rem;
}
.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 2rem 1.75rem;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 12px 32px rgba(0,0,0,0.4);
    color: var(--text-primary);
}
.auth-card h3, .auth-card h5 { color: var(--text-primary); }
.auth-card .text-muted { color: var(--text-muted) !important; }
.auth-logo {
    max-width: 240px;
    width: 100%;
    height: auto;
}

/* ==================== DROPDOWNS (Bootstrap) ==================== */
.dropdown-menu {
    background: var(--bg-card);
    border-color: var(--border-color);
}
.dropdown-item { color: var(--text-secondary); }
.dropdown-item:hover, .dropdown-item:focus {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ==================== HELPERS ==================== */
dl.row dt { font-weight: 500; color: var(--text-muted); }
dl.row dd { color: var(--text-primary); }

.text-muted { color: var(--text-muted) !important; }

hr { border-color: var(--border-color); opacity: 1; }

code, kbd, pre {
    background: var(--bg-input);
    color: var(--text-primary);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.85em;
}

/* Tabela de sócios */
.socios-table { display: table; width: 100%; }

/* ==================== TABLET ==================== */
@media (max-width: 991.98px) {
    .user-name { display: none; }
}

/* ==================== MOBILE ==================== */
@media (max-width: 767.98px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: 2px 0 16px rgba(0,0,0,0.5);
    }
    .sidebar.show { transform: translateX(0); }

    .main { margin-left: 0; }

    .btn-burger { display: inline-flex; align-items: center; justify-content: center; }

    .content { padding: 1rem; }

    .topbar h1.h5 { font-size: 1rem; }

    /* Tabela → cards */
    .socios-table thead { display: none; }
    .socios-table,
    .socios-table tbody,
    .socios-table tr,
    .socios-table td { display: block; width: 100%; }
    .socios-table tr {
        border: 1px solid var(--border-color);
        border-radius: 8px;
        margin-bottom: 0.75rem;
        padding: 0.75rem;
        background: var(--bg-card);
    }
    .socios-table td {
        padding: 0.25rem 0;
        border: 0;
    }
    .socios-table td::before {
        content: attr(data-label);
        font-weight: 500;
        color: var(--text-muted);
        display: inline-block;
        min-width: 90px;
        font-size: 0.85rem;
    }
    .socios-table td[data-label="Nome"] {
        font-size: 1.05rem;
        font-weight: 500;
        color: var(--text-primary);
        padding-bottom: 0.5rem;
        margin-bottom: 0.5rem;
        border-bottom: 1px solid var(--border-color);
    }
    .socios-table td[data-label="Nome"]::before { display: none; }
    .socios-table td[data-label=""] { text-align: right; padding-top: 0.5rem; }
    .socios-table td[data-label=""]::before { display: none; }

    .listagem-toolbar {
        flex-direction: column;
        align-items: stretch !important;
        gap: 0.75rem !important;
    }
    .listagem-toolbar form { flex-wrap: wrap; }
    .listagem-toolbar form > * { flex: 1 1 100%; }
    .listagem-toolbar form button { flex: 0 0 auto; }

    .acoes-detalhe {
        justify-content: flex-start !important;
        flex-wrap: wrap;
    }
    .acoes-detalhe .btn {
        flex: 1 1 calc(50% - 0.25rem);
        min-width: 0;
        font-size: 0.85rem;
        padding: 0.4rem 0.6rem;
    }
    .acoes-detalhe .btn i { margin-right: 0.25rem; }

    /* Card identidade — empilhar tudo */
    .card-identidade-row {
        flex-direction: column;
        align-items: stretch !important;
        gap: 1rem !important;
    }
    .card-identidade-row > div:first-child {
        align-self: center;
    }
    .card-identidade-row .text-end {
        text-align: left !important;
        min-width: 0 !important;
        border-top: 1px solid var(--border-color);
        padding-top: 0.75rem;
    }
    .card-identidade-row .text-end .d-flex {
        justify-content: flex-start !important;
    }
    .card-identidade-row h4 {
        font-size: 1.15rem;
        word-break: break-word;
        line-height: 1.3;
    }
    .card-identidade-row .text-end .h5 {
        font-size: 1.15rem;
    }

    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .nav-tabs .nav-link { white-space: nowrap; }

    /* Modais ocupam o ecrã todo em mobile */
    .modal-dialog:not(.modal-dialog-centered) {
        margin: 0;
        max-width: 100%;
        min-height: 100vh;
    }
    .modal-dialog:not(.modal-dialog-centered) .modal-content {
        min-height: 100vh;
        border-radius: 0;
    }

    /* Tabelas com scroll horizontal por defeito */
    .card .table-responsive,
    .table-responsive {
        max-width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

@media (max-width: 380px) {
    .sidebar-header strong { font-size: 0.95rem; }
    .topbar { padding: 0 0.5rem; }
}

/* ==================== MODAIS (tema escuro) ==================== */
.modal-content {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
.modal-header, .modal-footer {
    background: var(--bg-elev);
    border-color: var(--border-color);
}
.modal-title { color: var(--text-primary); }
.modal-body, .modal-body * { color: inherit; }
.modal-body { color: var(--text-primary); background: var(--bg-card); }
.modal-body h1, .modal-body h2, .modal-body h3,
.modal-body h4, .modal-body h5, .modal-body h6,
.modal-body strong, .modal-body label, .modal-body .form-label {
    color: var(--text-primary);
}
.modal-body .form-text,
.modal-body .text-muted { color: var(--text-muted) !important; }
.modal-body .form-control,
.modal-body .form-select {
    background: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--border-color);
}
.modal-body .form-control::placeholder { color: var(--text-disabled); }
.modal-body .form-control:focus,
.modal-body .form-select:focus {
    background: var(--bg-input);
    color: var(--text-primary);
    border-color: var(--accent);
    box-shadow: 0 0 0 .2rem var(--accent-bg);
}
.modal-body .form-select option,
.modal-body .form-select optgroup {
    background: var(--bg-card);
    color: var(--text-primary);
}
.modal-body hr { border-color: var(--border-color); opacity: .8; }
.modal-body table { color: var(--text-primary); }
.modal-body .table-light, .modal-body thead.table-light {
    background: var(--bg-elev) !important;
    color: var(--text-primary) !important;
    --bs-table-bg: var(--bg-elev);
    --bs-table-color: var(--text-primary);
}
.modal-body .table > :not(caption) > * > * {
    background: var(--bg-card);
    color: var(--text-primary);
    border-bottom-color: var(--border-color);
}
.modal-header .btn-close { filter: invert(1) grayscale(1) brightness(2); }