/* ========================================
   Gestão Vivamais - Dark Mode Theme
   Mobile-First Responsive Design
   ======================================== */

:root {
    --bg-primary: #0f0f23;
    --bg-secondary: #1a1a2e;
    --bg-card: rgba(30, 30, 50, 0.8);
    --bg-card-hover: rgba(40, 40, 65, 0.9);
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0b0;
    --text-muted: #6b7280;
    --accent: #10b981;
    --accent-light: #34d399;
    --accent-dark: #059669;
    --accent-glow: rgba(16, 185, 129, 0.3);
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --border: rgba(16, 185, 129, 0.2);
    --border-glow: rgba(16, 185, 129, 0.4);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    padding-bottom: 80px;
    overflow-x: hidden;
}

/* Background gradient */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top, rgba(16, 185, 129, 0.05) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

/* ========== HEADER ========== */
.header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 16px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.header-logo .pill-icon {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.header-logo h1 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.header-logo h1 span {
    color: var(--accent);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.header-user .avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.8rem;
}

/* ========== MAIN CONTENT ========== */
.main-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 16px;
}

/* ========== PAGE TITLE ========== */
.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: -12px;
    margin-bottom: 20px;
}

/* ========== CARDS ========== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.card:hover {
    border-color: var(--border-glow);
    box-shadow: 0 0 20px var(--accent-glow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
}

.card-value.negative {
    color: var(--danger);
}

/* ========== STAT CARDS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--border-glow);
    box-shadow: 0 0 15px var(--accent-glow);
}

.stat-card .stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.stat-card .stat-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 15px var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-light);
    box-shadow: 0 0 25px var(--accent-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
}

.btn-secondary:hover {
    background: rgba(16, 185, 129, 0.1);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 50%;
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2310b981' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

/* ========== CATEGORY GRID ========== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.category-item {
    background: var(--bg-primary);
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 8px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.category-item:hover,
.category-item.active {
    border-color: var(--accent);
    background: rgba(16, 185, 129, 0.1);
    box-shadow: 0 0 10px var(--accent-glow);
}

.category-item .emoji {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 4px;
}

.category-item .name {
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.2;
}

/* ========== LISTS ========== */
.list-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    transition: var(--transition);
}

.list-item:hover {
    border-color: var(--border-glow);
}

.list-item-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.list-item-emoji {
    font-size: 1.3rem;
}

.list-item-info {
    flex: 1;
}

.list-item-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.list-item-subtitle {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.list-item-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--danger);
}

.list-item-actions {
    display: flex;
    gap: 8px;
    margin-left: 12px;
}

/* ========== PROGRESS BAR ========== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 8px;
}

.progress-bar .progress-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
    background: var(--accent);
}

.progress-bar .progress-fill.warning {
    background: var(--warning);
}

.progress-bar .progress-fill.danger {
    background: var(--danger);
}

/* ========== MONTH NAVIGATOR ========== */
.month-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.month-nav button {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--accent);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.month-nav button:hover {
    background: var(--accent);
    color: white;
}

.month-nav .month-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    min-width: 150px;
    text-align: center;
}

/* ========== LOJA SELECTOR ========== */
.loja-selector {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.loja-tab {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.loja-tab.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 0 15px var(--accent-glow);
}

/* ========== BOTTOM NAV ========== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 8px 4px;
    padding-bottom: max(8px, env(safe-area-inset-bottom));
    z-index: 1000;
    backdrop-filter: blur(10px);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    gap: 2px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: 6px 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    min-width: 48px;
}

.nav-item .nav-icon {
    font-size: 1.2rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-item .nav-label {
    font-size: 0.6rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-item.active .nav-icon,
.nav-item.active .nav-label {
    color: var(--accent);
}

.nav-item:hover .nav-icon,
.nav-item:hover .nav-label {
    color: var(--accent-light);
}

.nav-item.nav-add {
    position: relative;
    top: -12px;
}

.nav-item.nav-add .nav-icon {
    width: 48px;
    height: 48px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--accent-glow);
}

/* ========== LOGIN PAGE ========== */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    width: 100%;
    max-width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 30px;
    box-shadow: 0 0 40px var(--accent-glow);
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo .pill-icon {
    width: 64px;
    height: 64px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 16px;
    box-shadow: 0 0 30px var(--accent-glow);
}

.login-logo h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.login-logo h2 span {
    color: var(--accent);
}

/* ========== MODAL ========== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    width: 100%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: var(--transition);
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.modal-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
}

/* ========== TOAST ========== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 3000;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 20px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    max-width: 320px;
}

.toast.success { border-left: 3px solid var(--accent); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }

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

/* ========== LOADING ========== */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========== EMPTY STATE ========== */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.9rem;
}

/* ========== LOJA CARD ========== */
.loja-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
}

.loja-card .loja-icon {
    width: 50px;
    height: 50px;
    background: rgba(16, 185, 129, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.loja-card .loja-info {
    flex: 1;
}

.loja-card .loja-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.loja-card .loja-address {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.loja-card .loja-cnpj {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ========== CHARTS ========== */
.chart-container {
    position: relative;
    width: 100%;
    height: 250px;
    margin: 16px 0;
}

/* ========== RESPONSIVE ========== */
@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .category-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .main-content {
        padding: 30px 24px;
    }
    
    .bottom-nav {
        max-width: 600px;
        left: 50%;
        transform: translateX(-50%);
        border-radius: 20px 20px 0 0;
    }
}

@media (min-width: 1024px) {
    .category-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

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

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

/* ========== UTILITIES ========== */
.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.hidden { display: none !important; }

/* ========== PAGE TRANSITIONS ========== */
.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}