/* CSS Variables for Theme */
:root {
    --bg-dark: #0f172a; /* Dark slate */
    --bg-sidebar: #1e293b;
    --primary: #84cc16; /* Lime green */
    --primary-hover: #65a30d;
    --secondary: #4d7c0f; /* Moss green */
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --border-radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--glass-border);
}

.sidebar-header {
    padding: 30px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--glass-border);
}

.logo-icon {
    font-size: 24px;
    color: var(--primary);
}

.sidebar-header h2 {
    font-size: 20px;
    font-weight: 700;
}

.sidebar-header span {
    color: var(--primary);
    font-weight: 300;
}

.nav-links {
    list-style: none;
    padding: 20px 0;
    flex: 1;
}

.nav-links li {
    padding: 15px 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.nav-links li i {
    width: 20px;
    text-align: center;
}

.nav-links li:hover, .nav-links li.active {
    background-color: rgba(132, 204, 22, 0.1);
    color: var(--primary);
    border-right: 4px solid var(--primary);
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--glass-border);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 30px 40px;
    overflow-y: auto;
    background: radial-gradient(circle at top right, #1e293b, var(--bg-dark));
}

.view-section {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.view-section.active {
    display: block;
}

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

header {
    margin-bottom: 30px;
}

header h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 5px;
}

header p {
    color: var(--text-muted);
}

/* Glassmorphism Cards */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.card h3 {
    margin-bottom: 20px;
    font-size: 18px;
    color: var(--primary);
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 10px;
}

/* Dashboard Grid */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.dashboard-cards .card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
}

.card-icon.income { background-color: rgba(16, 185, 129, 0.2); color: var(--success); }
.card-icon.expense { background-color: rgba(239, 68, 68, 0.2); color: var(--danger); }
.card-icon.balance { background-color: rgba(132, 204, 22, 0.2); color: var(--primary); }

.card-info h3 {
    border: none;
    padding: 0;
    margin-bottom: 5px;
    color: var(--text-muted);
    font-size: 14px;
}

.card-info h2 {
    font-size: 24px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 25px;
}

@media (max-width: 1100px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
}

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 15px;
    outline: none;
    transition: border 0.3s;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
}

textarea {
    resize: vertical;
}

/* Custom Checkbox / Toggle */
.checkbox-group {
    display: flex;
    align-items: center;
    gap: 15px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(15, 23, 42, 0.8);
    transition: .4s;
    border-radius: 34px;
    border: 1px solid var(--glass-border);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 3px;
    background-color: var(--text-muted);
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
    background-color: white;
}

/* Buttons */
button {
    cursor: pointer;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    transition: all 0.3s;
}

.btn-primary {
    width: 100%;
    padding: 12px;
    background-color: var(--primary);
    color: var(--bg-dark);
    font-size: 16px;
    margin-top: 10px;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    width: 100%;
    padding: 10px;
    background-color: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    font-size: 14px;
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: var(--bg-dark);
}

.btn-small {
    padding: 5px 10px;
    font-size: 12px;
    border-radius: 4px;
    background-color: var(--danger);
    color: white;
}

.btn-small:hover {
    background-color: #b91c1c;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

th {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 14px;
}

td {
    font-size: 15px;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.badge.green { background-color: rgba(16, 185, 129, 0.2); color: var(--success); }
.badge.red { background-color: rgba(239, 68, 68, 0.2); color: var(--danger); }
.badge.yellow { background-color: rgba(245, 158, 11, 0.2); color: var(--warning); }
.badge.gray { background-color: rgba(148, 163, 184, 0.2); color: var(--text-muted); }

/* ================= Calendar Styles ================= */
.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding: 0 10px;
}
.calendar-header h4 {
    font-size: 18px;
    color: var(--text-light);
    text-transform: capitalize;
}
.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 18px;
    cursor: pointer;
    padding: 5px 15px;
    transition: color 0.2s;
}
.btn-icon:hover { color: var(--primary); }

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}
.day-name {
    text-align: center;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-muted);
    padding-bottom: 5px;
}
.calendar-day {
    background-color: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    min-height: 85px;
    padding: 4px;
    position: relative;
    cursor: pointer;
    transition: background 0.2s;
}
.calendar-day:hover {
    background-color: rgba(15, 23, 42, 0.8);
}
.calendar-day.today {
    border-color: var(--primary);
    background-color: rgba(132, 204, 22, 0.05);
}
.calendar-day.other-month {
    opacity: 0.3;
}
.day-number {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 5px;
    text-align: right;
    color: var(--text-muted);
}
.calendar-day.today .day-number {
    color: var(--primary);
}
.calendar-event {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 5px;
    border-radius: 4px;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.event-alta { background-color: var(--danger); color: white; }
.event-media { background-color: var(--warning); color: #222; }
.event-baixa { background-color: var(--success); color: white; }

/* ================= Mobile Responsiveness ================= */
@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
    }
    
    .sidebar-header {
        padding: 15px;
    }
    
    .sidebar-footer {
        padding: 15px;
        display: flex;
        gap: 10px;
    }
    
    .sidebar-footer button {
        margin: 0 !important;
        font-size: 12px;
        padding: 8px 5px;
    }
    
    .nav-links {
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        display: flex;
        justify-content: space-around;
        padding: 0;
        margin: 0;
        background-color: rgba(30, 41, 59, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-top: 1px solid var(--glass-border);
        z-index: 9999;
    }
    
    .nav-links li {
        flex-direction: column;
        padding: 10px 0px;
        font-size: 11px;
        gap: 5px;
        border-right: none !important;
        border-bottom: 3px solid transparent;
        justify-content: center;
        flex: 1;
        text-align: center;
    }
    
    .nav-links li i {
        font-size: 18px;
    }
    
    .nav-links li.active {
        background-color: rgba(132, 204, 22, 0.1);
        border-bottom: 3px solid var(--primary);
    }
    
    .main-content {
        padding: 15px;
        padding-bottom: 80px; /* Space for the bottom navigation */
    }
    
    .dashboard-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    header h1 {
        font-size: 24px;
    }
    
    header p {
        font-size: 13px;
    }
    
    .glass {
        padding: 15px;
    }
    
    th, td {
        font-size: 13px;
        padding: 10px 8px;
    }
    
    /* Make forms more compact */
    .form-group label {
        font-size: 13px;
    }
    
    input, select, textarea {
        padding: 10px;
        font-size: 14px;
    }
    
    .calendar-grid {
        gap: 3px;
    }
    .calendar-day {
        min-height: 60px;
        padding: 2px;
    }
    .day-number {
        font-size: 11px;
    }
    .calendar-event {
        font-size: 9px;
        padding: 2px;
        border-radius: 2px;
    }
}