/* =====================================================
   Xitique - Design System & App Styles
   Sistema de Gestão de Associações Comunitárias
   ===================================================== */

/* CSS Variables - Design Tokens */
:root {
    /* Primary Colors — navy + gold/amber */
    --primary: #0b1f3a;
    --primary-light: #16365c;
    --primary-dark: #061326;
    --accent: #d4a017;
    --accent-light: #f0c14b;
    --accent-dark: #b8860b;
    --teal: #1aa6a6;

    /* Accent Colors */
    --success: #22c55e;
    --success-light: #4ade80;
    --success-dark: #16a34a;

    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --warning-dark: #d97706;

    --danger: #ef4444;
    --danger-light: #f87171;
    --danger-dark: #dc2626;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Background & Surface */
    --bg-primary: #f0f4f8;
    --bg-secondary: #ffffff;
    --surface: #ffffff;
    --surface-elevated: #ffffff;

    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --text-inverse: #ffffff;

    /* Borders */
    --border-color: #e5e7eb;
    --border-radius-sm: 8px;
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --header-height: 60px;
    --bottom-nav-height: 70px;
    --max-width: 100%;
    /* Margem lateral: desktop usa mais espaço, sem "coluna estreita" no primeiro carregamento */
    --app-inline-padding: clamp(16px, 3.5vw, 32px);
}

/* Dark Mode (tons mais claros: menos "buraco preto", melhor leitura) */
.dark {
    /* Fundo da página: cinza-azulado, não preto puro */
    --bg-primary: #1a222e;
    /* Cabeçalho, áreas secundárias */
    --bg-secondary: #222c3a;
    /* Cartões, células, painéis */
    --surface: #283241;
    /* Modais, menus elevados */
    --surface-elevated: #323e50;

    --text-primary: #f1f5f9;
    --text-secondary: #b4c0cd;
    --text-muted: #8b99a8;

    --border-color: #3d4d61;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.22);
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.28);
    --shadow-md: 0 10px 24px rgba(0, 0, 0, 0.32);
}

/* Reset & Base */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Offline Banner */
.offline-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--warning), var(--warning-dark));
    color: var(--text-inverse);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    z-index: 1000;
}

.offline-banner svg {
    width: 18px;
    height: 18px;
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    inset: 0;
    background: var(--primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    color: var(--text-inverse);
    z-index: 9999;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* =====================================================
   AUTH SCREENS
   ===================================================== */

.auth-container {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: stretch;
    justify-content: center;
    padding: 0;
    background:
        radial-gradient(1200px 500px at 10% -10%, rgba(212,160,23,0.18), transparent 50%),
        radial-gradient(900px 400px at 110% 110%, rgba(26,166,166,0.16), transparent 55%),
        linear-gradient(160deg, var(--primary-dark) 0%, var(--primary) 55%, #0e2a4d 100%);
}

.auth-brand-panel {
    display: none;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    margin: auto;
    background: var(--surface);
    border-radius: 20px;
    padding: 28px 24px 32px;
    box-shadow: 0 24px 60px rgba(0,0,0,0.28);
    border-top: 4px solid var(--accent);
}

.auth-tabs {
    display: flex;
    gap: 8px;
    background: var(--gray-100);
    border-radius: 12px;
    padding: 4px;
    margin-bottom: 20px;
}
.dark .auth-tabs { background: var(--surface-elevated); }
.auth-tabs button {
    flex: 1;
    border: 0;
    background: transparent;
    padding: 10px 12px;
    border-radius: 10px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
}
.auth-tabs button.active {
    background: var(--primary);
    color: #fff;
}

@media (min-width: 900px) {
    .auth-container { padding: 32px; gap: 48px; align-items: center; }
    .auth-brand-panel {
        display: flex;
        flex-direction: column;
        justify-content: center;
        color: #fff;
        max-width: 420px;
        padding: 24px;
    }
    .auth-brand-panel h2 { font-size: 2rem; margin: 16px 0 8px; }
    .auth-brand-panel p { opacity: 0.85; line-height: 1.5; }
    .auth-card { margin: 0; }
}

.dashboard-welcome {
    background: var(--surface);
    border-radius: 16px;
    padding: 16px 18px;
    margin-bottom: 16px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.dashboard-welcome h2 { font-size: 1.05rem; margin: 0 0 4px; }
.dashboard-welcome p { margin: 0; color: var(--text-secondary); font-size: 0.9rem; }
.cycle-card {
    background: var(--surface);
    border-radius: 16px;
    padding: 16px;
    margin: 12px 0 16px;
    border: 1px solid var(--border-color);
}
.cycle-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}
.cycle-row:last-child { border-bottom: 0; }
.stat-card .stat-label { display: block; font-size: 0.75rem; letter-spacing: .02em; text-transform: uppercase; color: var(--text-secondary); }
.stat-card .stat-value { display: block; font-weight: 700; font-size: 1.15rem; }


.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-header .logo {
    width: 80px;
    height: 80px;
    background: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    padding: 0;
}

.auth-header .logo img {
    width: 64px;
    height: 64px;
    border-radius: 12px;
}

.auth-header .logo svg {
    display: none;
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}
.auth-header .logo img {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    box-shadow: 0 8px 20px rgba(11,31,58,0.25);
}

.auth-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.auth-switch {
    text-align: center;
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.auth-switch a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}

/* =====================================================
   FORM COMPONENTS
   ===================================================== */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.dark .form-group input,
.dark .form-group select,
.dark .form-group textarea {
    background: var(--surface-elevated);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.radio-group {
    display: flex;
    gap: var(--spacing-sm);
}

.radio-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
}

.radio-btn input {
    display: none;
}

.radio-btn.active {
    border-color: var(--primary);
    background: rgba(30, 58, 95, 0.1);
    color: var(--primary);
}

.radio-btn svg {
    width: 18px;
    height: 18px;
}

/* =====================================================
   BUTTONS
   ===================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    font-family: inherit;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--text-primary);
}

.dark .btn-secondary {
    background: #3d4d61;
    color: var(--text-primary);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    color: var(--white);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
    color: var(--white);
}

.btn-block {
    width: 100%;
}

.btn-sm {
    padding: 10px 16px;
    font-size: 0.95rem;
}

.btn-sm svg, .btn-sm i {
    width: 18px !important;
    height: 18px !important;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-primary);
}

.btn-icon:hover {
    background: var(--gray-200);
}

.dark .btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-icon svg {
    width: 24px;
    height: 24px;
}

.btn-close {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--text-secondary);
}

/* =====================================================
   APP LAYOUT
   ===================================================== */

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    max-width: var(--max-width);
    margin: 0 auto;
    background: var(--bg-primary);
}

.app-header {
    height: var(--header-height);
    background: var(--surface);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--app-inline-padding);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-left h1 {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    position: relative;
}

.profile-menu {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    right: 0;
    width: 240px;
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    z-index: 200;
}

.profile-info {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.profile-info strong {
    display: block;
    font-size: var(--font-size-base);
}

.profile-info span {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.plan-badge {
    display: inline-block;
    margin-top: var(--spacing-xs);
    padding: 2px 8px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 20px;
    background: var(--gray-200);
    color: var(--text-secondary);
}

.plan-badge.premium {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: var(--gray-900);
}

.profile-actions {
    padding: var(--spacing-sm);
}

.profile-actions button {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition);
}

.profile-actions button:hover {
    background: var(--gray-100);
}

.dark .profile-actions button:hover {
    background: rgba(255, 255, 255, 0.08);
}

.profile-actions button.logout-btn {
    color: var(--danger);
}

.profile-actions button svg {
    width: 18px;
    height: 18px;
}

.app-main {
    flex: 1;
    padding: var(--spacing-md) var(--app-inline-padding);
    padding-bottom: calc(var(--bottom-nav-height) + var(--spacing-lg));
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch; /* Smooth scroll no iOS */
    height: calc(100vh - var(--header-height) - var(--bottom-nav-height));
}

/* =====================================================
   BOTTOM NAVIGATION
   ===================================================== */

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--max-width);
    height: var(--bottom-nav-height);
    background: var(--surface);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 max(var(--spacing-sm), var(--app-inline-padding));
    z-index: 100;
}

.bottom-nav button {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: var(--spacing-sm) 0;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: var(--transition);
}

.bottom-nav button.active {
    color: var(--primary);
}

.bottom-nav button svg {
    width: 24px;
    height: 24px;
}

.bottom-nav .fab {
    flex: none;
    width: 56px;
    height: 56px;
    margin-top: -28px;
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
    color: var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.bottom-nav .fab svg {
    width: 28px;
    height: 28px;
}

/* =====================================================
   DASHBOARD
   ===================================================== */

/* Em ecrã largo, 4 colunas por omissão (evita grelha "só móvel" no 1.º carregamento) */
.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background: var(--surface);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.stat-card svg {
    width: 32px;
    height: 32px;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
}

.stat-card.primary svg {
    background: rgba(30, 58, 95, 0.1);
    color: var(--primary);
}

.stat-card.success svg {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.stat-card.warning svg {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.stat-card.danger svg {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}

.group-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
}

.group-selector label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

.group-selector select {
    flex: 1;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

/* Quick Actions */
.quick-actions {
    margin-bottom: var(--spacing-lg);
}

.quick-actions h2 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    gap: var(--spacing-sm);
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--surface);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.action-card svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.action-card span {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

@media (max-width: 639.98px) {
    .dashboard-stats,
    .action-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Recent Transactions */
.recent-section h2 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.transaction-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.tx-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.transaction-item.entrada .tx-icon {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.transaction-item.saida .tx-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.tx-icon svg {
    width: 20px;
    height: 20px;
}

.tx-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.tx-category {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.tx-desc {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.tx-date {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.tx-amount {
    font-weight: 700;
    font-size: var(--font-size-base);
}

.tx-amount.entrada {
    color: var(--success);
}

.tx-amount.saida {
    color: var(--danger);
}

/* =====================================================
   MEMBERS VIEW
   ===================================================== */

.view-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.search-bar {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.search-bar svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

.search-bar input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.search-bar input:focus {
    outline: none;
}

.filter-tabs {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.filter-tabs button {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.filter-tabs button.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.member-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.member-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: var(--transition);
}

.member-card:hover {
    box-shadow: var(--shadow-md);
}

.member-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--white);
}

.member-avatar.ativo {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
}

.member-avatar.suspenso {
    background: linear-gradient(135deg, var(--warning) 0%, var(--warning-dark) 100%);
}

.member-avatar.inativo {
    background: linear-gradient(135deg, var(--gray-400) 0%, var(--gray-500) 100%);
}

.member-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.member-info h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.member-role {
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--primary);
}

.member-phone {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.member-stats {
    text-align: right;
}

.member-stats .total {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--success);
}

.overdue-badge {
    display: inline-block;
    padding: 2px 6px;
    background: var(--danger-light);
    color: var(--danger-dark);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: 10px;
}

.member-card>svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

/* =====================================================
   TRANSACTIONS VIEW
   ===================================================== */

.month-picker {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.transaction-summary {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.summary-item {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
    text-align: center;
}

.summary-item .label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.summary-item .value {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.summary-item.entrada .value {
    color: var(--success);
}

.summary-item.saida .value {
    color: var(--danger);
}

.summary-item.balance .value {
    color: var(--primary);
}

.transaction-list.detailed .transaction-item {
    border-left: 3px solid transparent;
}

.transaction-list.detailed .transaction-item.entrada {
    border-left-color: var(--success);
}

.transaction-list.detailed .transaction-item.saida {
    border-left-color: var(--danger);
}

/* =====================================================
   REPORTS VIEW
   ===================================================== */

.report-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.report-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.report-card:hover {
    box-shadow: var(--shadow-md);
}

.report-card>svg:first-child {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.report-info {
    flex: 1;
}

.report-info h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.report-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.report-card>svg:last-child {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
}

/* =====================================================
   GROUPS VIEW
   ===================================================== */

.group-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.group-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.group-card:hover {
    box-shadow: var(--shadow-md);
}

.group-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    color: var(--white);
}

.group-icon.xitique {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
}

.group-icon.associacao {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.group-icon.poupanca {
    background: linear-gradient(135deg, var(--success) 0%, var(--success-dark) 100%);
}

.group-icon.religioso {
    background: linear-gradient(135deg, #f472b6 0%, #ec4899 100%);
}

.group-icon.solidario {
    background: linear-gradient(135deg, var(--warning) 0%, var(--warning-dark) 100%);
}

.group-icon svg {
    width: 24px;
    height: 24px;
}

.group-info {
    flex: 1;
}

.group-info h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.group-type {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.group-members {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.group-members svg {
    width: 14px;
    height: 14px;
}

.group-amount {
    text-align: right;
}

.group-amount span:first-child {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary);
}

.group-amount .frequency {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* =====================================================
   EMPTY STATES
   ===================================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    text-align: center;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.empty-state h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.empty-state p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.empty-state.small {
    padding: var(--spacing-xl);
}

.empty-state.small svg {
    width: 48px;
    height: 48px;
}

/* =====================================================
   MODALS
   ===================================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 10000;
    padding: 0;
    padding-bottom: 60px;
    /* Space for bottom nav */
}

@media (min-width: 480px) {
    .modal-overlay {
        align-items: center;
        padding: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }
}

.modal {
    width: 100%;
    max-width: 440px;
    max-height: calc(100vh - 80px);
    /* Full height minus bottom nav and some padding */
    background: var(--surface);
    border-radius: var(--border-radius-xl); /* Bordas curvas nos 4 cantos */
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-lg);
}

@media (min-width: 480px) {
    .modal {
        max-height: 85vh;
    }
}

@media (max-width: 479px) {
    .modal {
        max-height: 90vh;
        margin: var(--spacing-md);
    }
}

/* Form inside modal should also be flex column to contain header/body/footer */
.modal form {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    /* Critical for scroll to work */
    overflow: hidden;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    background: var(--surface);
}

.modal-header h2 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    /* Critical for scroll to work */
}

.modal-footer {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--surface);
    flex-shrink: 0;
}

.modal-footer .btn {
    flex: 1;
}

/* =====================================================
   TOAST NOTIFICATIONS
   ===================================================== */

.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 90%;
    max-width: 360px;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--gray-400);
}

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast svg {
    width: 20px;
    height: 20px;
}

.toast.success svg {
    color: var(--success);
}

.toast.error svg {
    color: var(--danger);
}

.toast.warning svg {
    color: var(--warning);
}

.toast span {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* =====================================================
   MEMBER LIST
   ===================================================== */

.member-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.member-card {
    background: var(--surface);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative; /* Para posicionar o menu de ações */
}

.member-main {
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    cursor: pointer;
}

.member-main:hover {
    background: var(--bg-primary);
}

.member-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.member-avatar.suspenso {
    background: var(--gray-200);
    color: var(--text-muted);
}

.member-info {
    flex: 1;
}

.member-info h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.member-role {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    display: block;
}

.member-phone {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.member-stats {
    text-align: right;
}

.member-stats .total {
    font-weight: 600;
    color: var(--success);
    display: block;
}

.overdue-badge {
    font-size: 0.75rem;
    color: var(--danger);
    background: var(--danger-light);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-top: 0.2rem;
    display: inline-block;
}

/* Novo design: Menu de ações como bottom sheet */
.member-action-menu {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface);
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    padding: var(--spacing-lg);
    padding-bottom: calc(var(--spacing-lg) + env(safe-area-inset-bottom));
    z-index: 300;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.member-action-menu.show {
    transform: translateY(0);
}

/* Handle visual no topo do bottom sheet */
.member-action-menu::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--gray-300);
    border-radius: 2px;
}

.dark .member-action-menu::before {
    background: var(--gray-600);
}

.member-action-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 299;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.member-action-menu-overlay.show {
    opacity: 1;
    pointer-events: all;
}

.member-action-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

.member-action-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    font-weight: 700;
    flex-shrink: 0;
}

.member-action-avatar.ativo {
    background: linear-gradient(135deg, var(--success), var(--success-light));
    color: white;
}

.member-action-avatar.suspenso {
    background: linear-gradient(135deg, var(--warning), var(--warning-light));
    color: white;
}

.member-action-info h3 {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
}

.member-action-info p {
    margin: 2px 0 0 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.member-action-buttons {
    display: grid;
    gap: var(--spacing-sm);
}

.member-action-buttons .btn {
    width: 100%;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    font-size: var(--font-size-base);
    border-radius: var(--border-radius);
}

.member-action-buttons .btn i {
    width: 20px;
    height: 20px;
}

.member-action-buttons .btn-danger {
    margin-top: var(--spacing-sm);
}

/* Remover o antigo estilo de expansão inline */
.member-actions {
    display: none; /* Não usar mais */
}

/* =====================================================
   FAB BUTTON (Floating Action Button)
   ===================================================== */

.fab-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.fab-btn i,
.fab-btn svg {
    width: 24px;
    height: 24px;
}

/* =====================================================
   UTILITIES
   ===================================================== */

[x-cloak] {
    display: none !important;
}

/* Safe area for iOS */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .bottom-nav {
        padding-bottom: env(safe-area-inset-bottom);
        height: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom));
    }

    .app-main {
        padding-bottom: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + var(--spacing-lg));
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* =====================================================
   MOBILE OPTIMIZATIONS (Melhorias para telas pequenas)
   ===================================================== */

/* Ajustes gerais mobile */
@media (max-width: 480px) {
    /* Reduzir padding geral */
    .app-main {
        padding: var(--spacing-sm) var(--app-inline-padding);
        padding-bottom: calc(var(--bottom-nav-height) + var(--spacing-md));
        height: calc(100vh - var(--header-height) - var(--bottom-nav-height));
    }

    /* Modais mais compactos com bordas curvas */
    .modal {
        max-height: 90vh;
        border-radius: var(--border-radius-xl);
        margin: var(--spacing-sm);
    }

    .modal-header {
        padding: var(--spacing-md) var(--spacing-md);
    }

    .modal-header h2 {
        font-size: var(--font-size-base);
    }

    .modal-body {
        padding: var(--spacing-md);
    }

    .modal-footer {
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
    }

    /* Formulários mais compactos */
    .form-group {
        margin-bottom: var(--spacing-sm);
    }

    .form-group label {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-xs);
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
        font-size: var(--font-size-sm);
    }

    .form-row {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .form-row .form-group {
        width: 100%;
    }

    /* Cards de membros mais compactos */
    .member-card {
        padding: var(--spacing-md);
    }

    .member-main {
        padding: var(--spacing-sm);
    }

    .member-avatar {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }

    .member-info h3 {
        font-size: var(--font-size-sm);
        margin-bottom: 2px;
    }

    .member-role,
    .member-phone {
        font-size: 0.75rem;
    }

    .member-stats {
        align-items: flex-end;
    }

    .member-stats .total {
        font-size: var(--font-size-sm);
    }

    .member-stats .overdue-badge {
        font-size: 0.7rem;
        padding: 2px 6px;
    }

    /* Member action menu já é mobile-first, não precisa de ajustes */

    /* Botões de ação */
    .btn {
        padding: 10px 14px;
        font-size: var(--font-size-sm);
    }

    .btn-sm {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    /* View header mais compacto */
    .view-header {
        padding: var(--spacing-sm);
        gap: var(--spacing-xs);
        flex-wrap: wrap;
    }

    .search-bar {
        flex: 1 1 100%;
        margin-bottom: var(--spacing-xs);
    }

    .search-bar input {
        padding: 8px 12px 8px 36px;
        font-size: var(--font-size-sm);
    }

    /* Stats cards mais compactos */
    .dashboard-stats {
        gap: var(--spacing-sm);
    }

    .stat-card {
        padding: var(--spacing-md);
    }

    .stat-card i {
        width: 32px;
        height: 32px;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    .stat-value {
        font-size: var(--font-size-lg);
    }

    /* Transações mais compactas */
    .transaction-item {
        padding: var(--spacing-sm);
    }

    .tx-icon {
        width: 32px;
        height: 32px;
    }

    .tx-icon i {
        width: 16px;
        height: 16px;
    }

    .tx-info .tx-desc {
        font-size: var(--font-size-sm);
    }

    .tx-info .tx-date,
    .tx-info .tx-category {
        font-size: 0.7rem;
    }

    .tx-amount {
        font-size: var(--font-size-sm);
    }

    /* Filter tabs */
    .filter-tabs button {
        padding: 8px 14px;
        font-size: 0.75rem;
    }

    /* Radio buttons em modais */
    .radio-group {
        gap: var(--spacing-xs);
    }

    .radio-btn {
        padding: 10px 14px;
        font-size: var(--font-size-sm);
    }

    .radio-btn i {
        width: 16px;
        height: 16px;
    }

    /* Month picker */
    .month-picker {
        padding: 8px 12px;
        font-size: var(--font-size-sm);
    }

    /* Quick actions */
    .action-grid {
        gap: var(--spacing-sm);
    }

    .action-card {
        padding: var(--spacing-md);
    }

    .action-card i {
        width: 32px;
        height: 32px;
    }

    .action-card span {
        font-size: 0.75rem;
    }
}

/* Telas muito pequenas */
@media (max-width: 360px) {
    :root {
        --font-size-base: 0.9375rem;
        --font-size-sm: 0.8125rem;
    }

    .modal-body {
        padding: var(--spacing-sm);
    }

    .modal-header,
    .modal-footer {
        padding: var(--spacing-sm);
    }

    .member-card {
        padding: var(--spacing-sm);
    }

    .btn {
        padding: 8px 12px;
    }

    .stat-card {
        padding: var(--spacing-sm);
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
    }

    .stat-card {
        flex-direction: row;
    }
}

/* =====================================================
   FIX: Mobile form-row stacking (B11)
   ===================================================== */

@media (max-width: 480px) {
    .form-row {
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
}

/* =====================================================
   DESKTOP RESPONSIVENESS (Min 768px)
   ===================================================== */
@media (min-width: 768px) {
    .app-container {
        border: none;
        box-shadow: none;
    }
    
    .dark .app-container {
        border: none;
    }

    :root {
        --app-inline-padding: clamp(24px, 4vw, 40px);
        --font-size-xs: 0.85rem;
        --font-size-sm: 0.95rem;
        --font-size-base: 1.08rem;
        --font-size-lg: 1.22rem;
        --font-size-xl: 1.38rem;
        --font-size-2xl: 1.68rem;
        --font-size-3xl: 2.1rem;
        --spacing-xs: 6px;
        --spacing-sm: 12px;
        --spacing-md: 20px;
        --spacing-lg: 28px;
        --spacing-xl: 38px;
        --spacing-2xl: 56px;
    }

    .app-header {
        padding: 0 var(--app-inline-padding);
    }

    main, .app-main {
        padding: var(--spacing-xl) var(--app-inline-padding);
        padding-bottom: calc(var(--bottom-nav-height) + var(--spacing-xl));
    }

    .dashboard-stats,
    .action-grid {
        gap: var(--spacing-md);
    }

    .group-list {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
        gap: var(--spacing-lg);
    }

    .member-list, .transaction-list {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: var(--spacing-md);
    }

    /* Floating Dock for Bottom Nav */
    .bottom-nav {
        max-width: 500px;
        left: 50%;
        transform: translateX(-50%);
        border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
        border-left: 1px solid var(--border-color);
        border-right: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        bottom: 0;
        right: auto;
    }
    
    .dark .bottom-nav {
        border-color: rgba(148, 163, 184, 0.14);
    }

    /* Modals adjustment */
    .modal {
        max-width: 500px;
        margin: auto;
    }

    /* Member Action Menu (Bottom Sheet fix) */
    .member-action-menu {
        max-width: 440px;
        left: 50%;
        right: auto;
        transform: translate(-50%, 100%);
        border-left: 1px solid var(--border-color);
        border-right: 1px solid var(--border-color);
    }
    
    .member-action-menu.show {
        transform: translate(-50%, 0);
    }
    
    .dark .member-action-menu {
        border-color: rgba(148, 163, 184, 0.14);
    }

    .form-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-md);
    }

    .auth-card {
        padding: var(--spacing-2xl);
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--border-color);
        max-width: 480px;
    }
    
    .dark .auth-card {
        border-color: rgba(148, 163, 184, 0.2);
    }
}


/* =====================================================
   FIX: Toast z-index above modals (B12)
   ===================================================== */

.toast-container {
    z-index: 20000;
}

/* =====================================================
   Dark Mode Auth Card (U2)
   ===================================================== */

.dark .auth-container {
    background: linear-gradient(135deg, #1c2533 0%, #2a3646 100%);
}

.dark .auth-card {
    background: var(--surface-elevated);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.28);
}

.dark .auth-header h1 {
    color: var(--text-primary);
}

.dark .auth-switch a {
    color: var(--success-light);
}

/* =====================================================
   Modal Backdrop Blur (U8)
   ===================================================== */

.modal-overlay {
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
    background: rgba(0, 0, 0, 0.45);
}

.dark .modal-overlay {
    background: rgba(10, 16, 26, 0.58);
}

/* =====================================================
   Improved Hover & Micro-animations
   ===================================================== */

.action-card {
    position: relative;
    overflow: hidden;
}

.action-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.04), rgba(30, 58, 95, 0));
    opacity: 0;
    transition: opacity var(--transition);
}

.action-card:hover::after {
    opacity: 1;
}

.report-card {
    position: relative;
    overflow: hidden;
}

.report-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary);
    transform: scaleY(0);
    transition: transform var(--transition-slow);
}

.report-card:hover::before {
    transform: scaleY(1);
}

.report-card:hover {
    transform: translateX(4px);
}

/* Group card subtle shine */
.group-card:hover {
    transform: translateY(-2px);
}

/* Member card tap feedback */
.member-card:active {
    transform: scale(0.98);
}

/* Bottom nav active indicator */
.bottom-nav button.active {
    position: relative;
}

.bottom-nav button.active::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--primary);
    border-radius: 0 0 3px 3px;
}

/* FAB button pulse animation */
.bottom-nav .fab:active {
    transform: scale(0.9);
}

/* =====================================================
   Transaction Summary Card Gradients (U10)
   ===================================================== */

.summary-item.entrada {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.06), rgba(34, 197, 94, 0.02));
    border: 1px solid rgba(34, 197, 94, 0.12);
}

.summary-item.saida {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.06), rgba(239, 68, 68, 0.02));
    border: 1px solid rgba(239, 68, 68, 0.12);
}

.summary-item.balance {
    background: linear-gradient(135deg, rgba(30, 58, 95, 0.06), rgba(30, 58, 95, 0.02));
    border: 1px solid rgba(30, 58, 95, 0.12);
}

.dark .summary-item.entrada {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(34, 197, 94, 0.05));
    border-color: rgba(34, 197, 94, 0.3);
}

.dark .summary-item.saida {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15), rgba(239, 68, 68, 0.05));
    border-color: rgba(239, 68, 68, 0.3);
}

.dark .summary-item.balance {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(56, 189, 248, 0.05));
    border-color: rgba(56, 189, 248, 0.3);
}

/* =====================================================
   Scrollbar Styling (U12)
   ===================================================== */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

.dark ::-webkit-scrollbar-thumb {
    background: #4a5d72;
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: #5c6f85;
}

/* =====================================================
   Modo escuro: contraste extra (ícones, valores, navegação)
   ===================================================== */

.dark .bottom-nav button {
    color: #b4c0cd;
}

.dark .bottom-nav button svg {
    color: #b4c0cd;
    stroke: currentColor;
}

.dark .bottom-nav button.active,
.dark .bottom-nav button.active span {
    color: #7dd3fc;
}

.dark .bottom-nav button.active svg {
    color: #7dd3fc;
    stroke: currentColor;
}

/* Valores em destaque: evitar azul escuro (--primary) sobre fundo escuro */
.dark .group-amount span:first-child {
    color: #bae6fd;
}

.dark .summary-item.balance .value {
    color: #bae6fd;
}

.dark .member-stats .total {
    color: #6ee7b7;
}

.dark .member-role {
    color: #94a3b8;
}

/* Avatares com letra legível */
.dark .member-avatar {
    color: #f8fafc;
}

/* Inputs nativos (mês, data): esquema escuro = ícone do calendário visível */
.dark .month-picker,
.dark input[type="month"],
.dark input[type="date"],
.dark input[type="datetime-local"] {
    color-scheme: dark;
    color: var(--text-primary);
    background: var(--surface-elevated);
    border-color: var(--border-color);
}

/* Ícones em campos de pesquisa e formulários */
.dark .input-icon svg,
.dark .input-icon i {
    color: #94a3b8;
}

/* Cartões e ações: ícones com primário legível */
.dark .action-card svg {
    color: #7dd3fc;
}

.dark .stat-card.primary svg {
    color: #7dd3fc;
    background: rgba(125, 211, 252, 0.12);
}

.dark .stat-card .stat-value {
    color: #f1f5f9;
}

.dark .report-card > svg:first-child {
    color: #7dd3fc;
}

.dark .report-card > svg:last-child {
    color: #94a3b8;
}

/* Letra no avatar: contraste (evitar --primary escuro) */
.dark .member-avatar.ativo {
    color: #f0fdf4;
}

.dark .member-avatar.inativo {
    color: #e2e8f0;
}

.dark .tx-amount.entrada {
    color: #4ade80;
}

.dark .tx-amount.saida {
    color: #fca5a5;
}

.dark select,
.dark option {
    color-scheme: dark;
}

/* Lista múltipla de membros (modal) */
.batch-members-textarea {
    width: 100%;
    min-height: 9rem;
    font-family: inherit;
    line-height: 1.45;
    resize: vertical;
}

/* =====================================================
   Stat Card Improvements
   ===================================================== */

.stat-card {
    transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* =====================================================
   Auth Screen Animated Gradient (U1)
   ===================================================== */

.auth-container {
    background: linear-gradient(135deg, #1e3a5f 0%, #0f1f33 50%, #1e3a5f 100%);
    background-size: 200% 200%;
    animation: authGradient 8s ease-in-out infinite;
}

@keyframes authGradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* =====================================================
   Loading Screen Branding (U4)
   ===================================================== */

.loading-screen {
    background: linear-gradient(135deg, #1e3a5f 0%, #0f1f33 100%);
}

.loading-screen::before {
    content: 'UNICONTA';
    display: block;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: white;
    opacity: 0.95;
    margin-bottom: 0.5rem;
}

.loading-screen p {
    font-size: 0.9rem;
    opacity: 0.7;
    letter-spacing: 1px;
}

/* =====================================================
   Input Icon Alignment Fix (U3)
   ===================================================== */

.input-icon {
    position: relative;
}

.input-icon svg,
.input-icon i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-muted);
    pointer-events: none;
    z-index: 1;
}

.input-icon input {
    padding-left: 40px !important;
}

/* =====================================================
   View Header (consolidated)
   ===================================================== */

.view-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-right: var(--spacing-sm);
}

/* =====================================================
   Smooth view transitions
   ===================================================== */

[x-show][x-transition] {
    animation: fadeSlideIn 0.25s ease-out;
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================
   Print utility
   ===================================================== */

@media print {
    .bottom-nav,
    .app-header,
    .toast-container {
        display: none !important;
    }

    .app-main {
        padding-bottom: 0 !important;
        height: auto !important;
    }
}

/* =====================================================
   GLOBAL BORDERS FOR CARDS (U13)
   ===================================================== */
.stat-card,
.action-card,
.report-card,
.group-card,
.member-card,
.transaction-item,
.auth-card {
    border: 1px solid var(--border-color) !important;
}

.dark .stat-card,
.dark .action-card,
.dark .report-card,
.dark .group-card,
.dark .member-card,
.dark .transaction-item,
.dark .auth-card {
    border-color: rgba(148, 163, 184, 0.2) !important;
}

/* =====================================================
   BUTTON SIZES INCREASE (U14)
   ===================================================== */
.btn-sm {
    padding: 10px 16px !important;
    font-size: 0.95rem !important;
}

.btn-sm svg,
.btn-sm i {
    width: 20px !important;
    height: 20px !important;
}

.action-grid .action-card {
    border: 1px solid var(--border-color);
}